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merge from maint-0-8
author Richard Jones <richard@users.sourceforge.net>
date Thu, 03 Mar 2005 22:16:32 +0000
parents 460eb0209a9e
children 976bd292eaa0
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1 ========================================================
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2 Roundup - An Issue-Tracking System for Knowledge Workers
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3 ========================================================
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4
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5 :Authors: Ka-Ping Yee (original__), Richard Jones (implementation)
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6
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7 __ spec.html
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8
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9 .. contents::
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10
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11 Introduction
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12 ---------------
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13
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14 This document presents a description of the components of the Roundup
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15 system and specifies their interfaces and behaviour in sufficient detail
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16 to guide an implementation. For the philosophy and rationale behind the
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17 Roundup design, see the first-round Software Carpentry submission for
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18 Roundup. This document fleshes out that design as well as specifying
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19 interfaces so that the components can be developed separately.
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20
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21
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22 The Layer Cake
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23 -----------------
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24
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25 Lots of software design documents come with a picture of a cake.
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26 Everybody seems to like them. I also like cakes (i think they are
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27 tasty). So I, too, shall include a picture of a cake here::
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28
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29 ________________________________________________________________
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30 | E-mail Client | Web Browser | Detector Scripts | Shell |
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31 |---------------+---------------+--------------------+-----------|
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32 | E-mail User | Web User | Detector | Command |
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33 |----------------------------------------------------------------|
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34 | Roundup Database Layer |
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35 |----------------------------------------------------------------|
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36 | Hyperdatabase Layer |
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37 |----------------------------------------------------------------|
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38 | Storage Layer |
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39 ----------------------------------------------------------------
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40
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41 The colourful parts of the cake are part of our system; the faint grey
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42 parts of the cake are external components.
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43
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44 I will now proceed to forgo all table manners and eat from the bottom of
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45 the cake to the top. You may want to stand back a bit so you don't get
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46 covered in crumbs.
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47
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48
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49 Hyperdatabase
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50 -------------
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51
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52 The lowest-level component to be implemented is the hyperdatabase. The
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53 hyperdatabase is a flexible data store that can hold configurable data
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54 in records which we call items.
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55
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56 The hyperdatabase is implemented on top of the storage layer, an
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57 external module for storing its data. The "batteries-includes" distribution
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58 implements the hyperdatabase on the standard anydbm module. The storage
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59 layer could be a third-party RDBMS; for a low-maintenance solution,
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60 implementing the hyperdatabase on the SQLite RDBMS is suggested.
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61
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62
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63 Dates and Date Arithmetic
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64 ~~~~~~~~~~~~~~~~~~~~~~~~~
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65
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66 Before we get into the hyperdatabase itself, we need a way of handling
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67 dates. The hyperdatabase module provides Timestamp objects for
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68 representing date-and-time stamps and Interval objects for representing
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69 date-and-time intervals.
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70
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71 As strings, date-and-time stamps are specified with the date in
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72 international standard format (``yyyy-mm-dd``) joined to the time
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73 (``hh:mm:ss``) by a period "``.``". Dates in this form can be easily
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74 compared and are fairly readable when printed. An example of a valid
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75 stamp is "``2000-06-24.13:03:59``". We'll call this the "full date
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76 format". When Timestamp objects are printed as strings, they appear in
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77 the full date format with the time always given in GMT. The full date
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78 format is always exactly 19 characters long.
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79
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80 For user input, some partial forms are also permitted: the whole time or
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81 just the seconds may be omitted; and the whole date may be omitted or
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82 just the year may be omitted. If the time is given, the time is
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83 interpreted in the user's local time zone. The Date constructor takes
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84 care of these conversions. In the following examples, suppose that
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85 ``yyyy`` is the current year, ``mm`` is the current month, and ``dd`` is
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86 the current day of the month; and suppose that the user is on Eastern
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87 Standard Time.
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88
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89 - "2000-04-17" means <Date 2000-04-17.00:00:00>
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90 - "01-25" means <Date yyyy-01-25.00:00:00>
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91 - "2000-04-17.03:45" means <Date 2000-04-17.08:45:00>
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92 - "08-13.22:13" means <Date yyyy-08-14.03:13:00>
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93 - "11-07.09:32:43" means <Date yyyy-11-07.14:32:43>
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94 - "14:25" means
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95 - <Date yyyy-mm-dd.19:25:00>
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96 - "8:47:11" means
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97 - <Date yyyy-mm-dd.13:47:11>
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98 - the special date "." means "right now"
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99
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100
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101 Date intervals are specified using the suffixes "y", "m", and "d". The
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102 suffix "w" (for "week") means 7 days. Time intervals are specified in
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103 hh:mm:ss format (the seconds may be omitted, but the hours and minutes
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104 may not).
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105
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106 - "3y" means three years
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107 - "2y 1m" means two years and one month
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108 - "1m 25d" means one month and 25 days
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109 - "2w 3d" means two weeks and three days
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110 - "1d 2:50" means one day, two hours, and 50 minutes
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111 - "14:00" means 14 hours
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112 - "0:04:33" means four minutes and 33 seconds
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113
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114
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115 The Date class should understand simple date expressions of the form
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116 *stamp* ``+`` *interval* and *stamp* ``-`` *interval*. When adding or
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117 subtracting intervals involving months or years, the components are
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118 handled separately. For example, when evaluating "``2000-06-25 + 1m
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119 10d``", we first add one month to get 2000-07-25, then add 10 days to
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120 get 2000-08-04 (rather than trying to decide whether 1m 10d means 38 or
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121 40 or 41 days).
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122
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123 Here is an outline of the Date and Interval classes::
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124
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125 class Date:
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126 def __init__(self, spec, offset):
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127 """Construct a date given a specification and a time zone
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128 offset.
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129
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130 'spec' is a full date or a partial form, with an optional
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131 added or subtracted interval. 'offset' is the local time
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132 zone offset from GMT in hours.
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133 """
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134
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135 def __add__(self, interval):
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136 """Add an interval to this date to produce another date."""
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137
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138 def __sub__(self, interval):
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139 """Subtract an interval from this date to produce another
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140 date.
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141 """
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142
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143 def __cmp__(self, other):
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144 """Compare this date to another date."""
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145
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146 def __str__(self):
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147 """Return this date as a string in the yyyy-mm-dd.hh:mm:ss
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148 format.
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149 """
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150
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151 def local(self, offset):
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152 """Return this date as yyyy-mm-dd.hh:mm:ss in a local time
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153 zone.
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154 """
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155
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156 class Interval:
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157 def __init__(self, spec):
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158 """Construct an interval given a specification."""
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159
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160 def __cmp__(self, other):
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161 """Compare this interval to another interval."""
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162
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163 def __str__(self):
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164 """Return this interval as a string."""
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165
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166
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167
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168 Here are some examples of how these classes would behave in practice.
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169 For the following examples, assume that we are on Eastern Standard Time
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170 and the current local time is 19:34:02 on 25 June 2000::
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171
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172 >>> Date(".")
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173 <Date 2000-06-26.00:34:02>
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174 >>> _.local(-5)
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175 "2000-06-25.19:34:02"
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176 >>> Date(". + 2d")
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177 <Date 2000-06-28.00:34:02>
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178 >>> Date("1997-04-17", -5)
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179 <Date 1997-04-17.00:00:00>
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180 >>> Date("01-25", -5)
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181 <Date 2000-01-25.00:00:00>
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182 >>> Date("08-13.22:13", -5)
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183 <Date 2000-08-14.03:13:00>
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184 >>> Date("14:25", -5)
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185 <Date 2000-06-25.19:25:00>
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186 >>> Interval(" 3w 1 d 2:00")
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187 <Interval 22d 2:00>
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188 >>> Date(". + 2d") - Interval("3w")
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189 <Date 2000-06-07.00:34:02>
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190
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191
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192 Items and Classes
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193 ~~~~~~~~~~~~~~~~~
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194
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195 Items contain data in properties. To Python, these properties are
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196 presented as the key-value pairs of a dictionary. Each item belongs to a
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197 class which defines the names and types of its properties. The database
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198 permits the creation and modification of classes as well as items.
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199
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200
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201 Identifiers and Designators
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202 ~~~~~~~~~~~~~~~~~~~~~~~~~~~
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203
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204 Each item has a numeric identifier which is unique among items in its
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205 class. The items are numbered sequentially within each class in order
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206 of creation, starting from 1. The designator for an item is a way to
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207 identify an item in the database, and consists of the name of the item's
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208 class concatenated with the item's numeric identifier.
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209
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210 For example, if "spam" and "eggs" are classes, the first item created in
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211 class "spam" has id 1 and designator "spam1". The first item created in
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212 class "eggs" also has id 1 but has the distinct designator "eggs1". Item
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213 designators are conventionally enclosed in square brackets when
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214 mentioned in plain text. This permits a casual mention of, say,
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215 "[patch37]" in an e-mail message to be turned into an active hyperlink.
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216
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217
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218 Property Names and Types
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219 ~~~~~~~~~~~~~~~~~~~~~~~~
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220
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221 Property names must begin with a letter.
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222
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223 A property may be one of five basic types:
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224
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225 - String properties are for storing arbitrary-length strings.
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226
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227 - Boolean properties are for storing true/false, or yes/no values.
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228
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229 - Number properties are for storing numeric values.
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230
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231 - Date properties store date-and-time stamps. Their values are Timestamp
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232 objects.
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233
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234 - A Link property refers to a single other item selected from a
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235 specified class. The class is part of the property; the value is an
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236 integer, the id of the chosen item.
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237
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238 - A Multilink property refers to possibly many items in a specified
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239 class. The value is a list of integers.
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240
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241 *None* is also a permitted value for any of these property types. An
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242 attempt to store None into a Multilink property stores an empty list.
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243
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244 A property that is not specified will return as None from a *get*
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245 operation.
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246
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247
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248 Hyperdb Interface Specification
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249 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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250
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251 TODO: replace the Interface Specifications with links to the pydoc
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252
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253 The hyperdb module provides property objects to designate the different
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254 kinds of properties. These objects are used when specifying what
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255 properties belong in classes::
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256
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257 class String:
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258 def __init__(self, indexme='no'):
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259 """An object designating a String property."""
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260
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261 class Boolean:
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262 def __init__(self):
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263 """An object designating a Boolean property."""
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264
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265 class Number:
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266 def __init__(self):
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267 """An object designating a Number property."""
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268
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269 class Date:
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270 def __init__(self):
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271 """An object designating a Date property."""
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272
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273 class Link:
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274 def __init__(self, classname, do_journal='yes'):
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275 """An object designating a Link property that links to
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276 items in a specified class.
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277
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278 If the do_journal argument is not 'yes' then changes to
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279 the property are not journalled in the linked item.
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280 """
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281
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282 class Multilink:
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283 def __init__(self, classname, do_journal='yes'):
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284 """An object designating a Multilink property that links
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285 to items in a specified class.
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286
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287 If the do_journal argument is not 'yes' then changes to
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288 the property are not journalled in the linked item(s).
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289 """
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290
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291
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292 Here is the interface provided by the hyperdatabase::
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293
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294 class Database:
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295 """A database for storing records containing flexible data
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296 types.
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297 """
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298
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299 def __init__(self, config, journaltag=None):
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300 """Open a hyperdatabase given a specifier to some storage.
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301
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302 The 'storagelocator' is obtained from config.DATABASE. The
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303 meaning of 'storagelocator' depends on the particular
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304 implementation of the hyperdatabase. It could be a file
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305 name, a directory path, a socket descriptor for a connection
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306 to a database over the network, etc.
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307
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308 The 'journaltag' is a token that will be attached to the
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309 journal entries for any edits done on the database. If
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310 'journaltag' is None, the database is opened in read-only
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311 mode: the Class.create(), Class.set(), Class.retire(), and
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312 Class.restore() methods are disabled.
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313 """
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314
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315 def __getattr__(self, classname):
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316 """A convenient way of calling self.getclass(classname)."""
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317
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318 def getclasses(self):
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319 """Return a list of the names of all existing classes."""
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320
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321 def getclass(self, classname):
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322 """Get the Class object representing a particular class.
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323
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324 If 'classname' is not a valid class name, a KeyError is
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325 raised.
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326 """
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327
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328 class Class:
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329 """The handle to a particular class of items in a hyperdatabase.
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330 """
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331
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332 def __init__(self, db, classname, **properties):
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333 """Create a new class with a given name and property
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334 specification.
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335
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336 'classname' must not collide with the name of an existing
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337 class, or a ValueError is raised. The keyword arguments in
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338 'properties' must map names to property objects, or a
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339 TypeError is raised.
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340
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341 A proxied reference to the database is available as the
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342 'db' attribute on instances. For example, in
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343 'IssueClass.send_message', the following is used to lookup
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344 users, messages and files::
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345
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346 users = self.db.user
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347 messages = self.db.msg
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348 files = self.db.file
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349 """
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350
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351 # Editing items:
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352
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353 def create(self, **propvalues):
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354 """Create a new item of this class and return its id.
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355
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356 The keyword arguments in 'propvalues' map property names to
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357 values. The values of arguments must be acceptable for the
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358 types of their corresponding properties or a TypeError is
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359 raised. If this class has a key property, it must be
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360 present and its value must not collide with other key
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361 strings or a ValueError is raised. Any other properties on
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362 this class that are missing from the 'propvalues' dictionary
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363 are set to None. If an id in a link or multilink property
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364 does not refer to a valid item, an IndexError is raised.
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365 """
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366
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367 def get(self, itemid, propname):
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368 """Get the value of a property on an existing item of this
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369 class.
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370
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371 'itemid' must be the id of an existing item of this class or
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372 an IndexError is raised. 'propname' must be the name of a
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373 property of this class or a KeyError is raised.
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374 """
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375
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376 def set(self, itemid, **propvalues):
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377 """Modify a property on an existing item of this class.
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378
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379 'itemid' must be the id of an existing item of this class or
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380 an IndexError is raised. Each key in 'propvalues' must be
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381 the name of a property of this class or a KeyError is
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382 raised. All values in 'propvalues' must be acceptable types
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383 for their corresponding properties or a TypeError is raised.
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384 If the value of the key property is set, it must not collide
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385 with other key strings or a ValueError is raised. If the
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386 value of a Link or Multilink property contains an invalid
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387 item id, a ValueError is raised.
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388 """
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389
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390 def retire(self, itemid):
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391 """Retire an item.
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392
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393 The properties on the item remain available from the get()
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394 method, and the item's id is never reused. Retired items
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395 are not returned by the find(), list(), or lookup() methods,
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396 and other items may reuse the values of their key
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397 properties.
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398 """
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399
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400 def restore(self, nodeid):
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401 '''Restore a retired node.
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402
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403 Make node available for all operations like it was before
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404 retirement.
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405 '''
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406
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407 def history(self, itemid):
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408 """Retrieve the journal of edits on a particular item.
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409
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diff changeset
410 'itemid' must be the id of an existing item of this class or
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411 an IndexError is raised.
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412
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413 The returned list contains tuples of the form
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414
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415 (date, tag, action, params)
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416
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417 'date' is a Timestamp object specifying the time of the
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418 change and 'tag' is the journaltag specified when the
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419 database was opened. 'action' may be:
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420
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421 'create' or 'set' -- 'params' is a dictionary of
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422 property values
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423 'link' or 'unlink' -- 'params' is (classname, itemid,
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424 propname)
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425 'retire' -- 'params' is None
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426 """
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427
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428 # Locating items:
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429
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430 def setkey(self, propname):
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431 """Select a String property of this class to be the key
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432 property.
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433
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434 'propname' must be the name of a String property of this
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435 class or None, or a TypeError is raised. The values of the
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436 key property on all existing items must be unique or a
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437 ValueError is raised.
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438 """
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439
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440 def getkey(self):
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441 """Return the name of the key property for this class or
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442 None.
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443 """
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444
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445 def lookup(self, keyvalue):
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446 """Locate a particular item by its key property and return
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447 its id.
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448
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449 If this class has no key property, a TypeError is raised.
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450 If the 'keyvalue' matches one of the values for the key
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diff changeset
451 property among the items in this class, the matching item's
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diff changeset
452 id is returned; otherwise a KeyError is raised.
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453 """
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454
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diff changeset
455 def find(self, **propspec):
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456 """Get the ids of items in this class which link to the
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diff changeset
457 given items.
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diff changeset
458
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diff changeset
459 'propspec' consists of keyword args propname=itemid or
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diff changeset
460 propname={<itemid 1>:1, <itemid 2>: 1, ...}
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461 'propname' must be the name of a property in this class,
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diff changeset
462 or a KeyError is raised. That property must
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diff changeset
463 be a Link or Multilink property, or a TypeError
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diff changeset
464 is raised.
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diff changeset
465
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466 Any item in this class whose 'propname' property links to
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467 any of the itemids will be returned. Examples::
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diff changeset
468
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diff changeset
469 db.issue.find(messages='1')
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470 db.issue.find(messages={'1':1,'3':1}, files={'7':1})
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471 """
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472
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473 def filter(self, search_matches, filterspec, sort, group):
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474 """ Return a list of the ids of the active items in this
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475 class that match the 'filter' spec, sorted by the group spec
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476 and then the sort spec.
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477 """
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478
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479 def list(self):
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480 """Return a list of the ids of the active items in this
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481 class.
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482 """
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483
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484 def count(self):
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485 """Get the number of items in this class.
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486
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487 If the returned integer is 'numitems', the ids of all the
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488 items in this class run from 1 to numitems, and numitems+1
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489 will be the id of the next item to be created in this class.
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490 """
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491
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492 # Manipulating properties:
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493
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494 def getprops(self):
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495 """Return a dictionary mapping property names to property
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496 objects.
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497 """
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498
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499 def addprop(self, **properties):
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500 """Add properties to this class.
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501
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502 The keyword arguments in 'properties' must map names to
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503 property objects, or a TypeError is raised. None of the
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504 keys in 'properties' may collide with the names of existing
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505 properties, or a ValueError is raised before any properties
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506 have been added.
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507 """
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508
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509 def getitem(self, itemid, cache=1):
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510 """ Return a Item convenience wrapper for the item.
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511
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512 'itemid' must be the id of an existing item of this class or
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513 an IndexError is raised.
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514
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515 'cache' indicates whether the transaction cache should be
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516 queried for the item. If the item has been modified and you
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517 need to determine what its values prior to modification are,
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518 you need to set cache=0.
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519 """
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520
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521 class Item:
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522 """ A convenience wrapper for the given item. It provides a
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523 mapping interface to a single item's properties
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524 """
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525
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526 Hyperdatabase Implementations
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527 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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528
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529 Hyperdatabase implementations exist to create the interface described in
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530 the `hyperdb interface specification`_ over an existing storage
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531 mechanism. Examples are relational databases, \*dbm key-value databases,
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532 and so on.
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533
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534 Several implementations are provided - they belong in the
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535 ``roundup.backends`` package.
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536
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537
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538 Application Example
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539 ~~~~~~~~~~~~~~~~~~~
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540
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541 Here is an example of how the hyperdatabase module would work in
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542 practice::
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543
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544 >>> import hyperdb
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545 >>> db = hyperdb.Database("foo.db", "ping")
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546 >>> db
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547 <hyperdb.Database "foo.db" opened by "ping">
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548 >>> hyperdb.Class(db, "status", name=hyperdb.String())
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549 <hyperdb.Class "status">
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550 >>> _.setkey("name")
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551 >>> db.status.create(name="unread")
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552 1
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553 >>> db.status.create(name="in-progress")
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554 2
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555 >>> db.status.create(name="testing")
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556 3
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557 >>> db.status.create(name="resolved")
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558 4
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559 >>> db.status.count()
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560 4
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561 >>> db.status.list()
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562 [1, 2, 3, 4]
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563 >>> db.status.lookup("in-progress")
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564 2
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565 >>> db.status.retire(3)
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566 >>> db.status.list()
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567 [1, 2, 4]
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568 >>> hyperdb.Class(db, "issue", title=hyperdb.String(), status=hyperdb.Link("status"))
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diff changeset
569 <hyperdb.Class "issue">
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570 >>> db.issue.create(title="spam", status=1)
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571 1
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572 >>> db.issue.create(title="eggs", status=2)
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573 2
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diff changeset
574 >>> db.issue.create(title="ham", status=4)
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575 3
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576 >>> db.issue.create(title="arguments", status=2)
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577 4
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578 >>> db.issue.create(title="abuse", status=1)
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parents:
diff changeset
579 5
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580 >>> hyperdb.Class(db, "user", username=hyperdb.Key(),
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diff changeset
581 ... password=hyperdb.String())
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diff changeset
582 <hyperdb.Class "user">
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diff changeset
583 >>> db.issue.addprop(fixer=hyperdb.Link("user"))
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Richard Jones <richard@users.sourceforge.net>
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diff changeset
584 >>> db.issue.getprops()
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585 {"title": <hyperdb.String>, "status": <hyperdb.Link to "status">,
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586 "user": <hyperdb.Link to "user">}
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Richard Jones <richard@users.sourceforge.net>
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diff changeset
587 >>> db.issue.set(5, status=2)
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diff changeset
588 >>> db.issue.get(5, "status")
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589 2
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diff changeset
590 >>> db.status.get(2, "name")
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diff changeset
591 "in-progress"
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parents:
diff changeset
592 >>> db.issue.get(5, "title")
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diff changeset
593 "abuse"
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
594 >>> db.issue.find("status", db.status.lookup("in-progress"))
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parents:
diff changeset
595 [2, 4, 5]
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diff changeset
596 >>> db.issue.history(5)
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597 [(<Date 2000-06-28.19:09:43>, "ping", "create", {"title": "abuse",
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diff changeset
598 "status": 1}),
907
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diff changeset
599 (<Date 2000-06-28.19:11:04>, "ping", "set", {"status": 2})]
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parents:
diff changeset
600 >>> db.status.history(1)
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parents:
diff changeset
601 [(<Date 2000-06-28.19:09:43>, "ping", "link", ("issue", 5, "status")),
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
602 (<Date 2000-06-28.19:11:04>, "ping", "unlink", ("issue", 5, "status"))]
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
603 >>> db.status.history(2)
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parents:
diff changeset
604 [(<Date 2000-06-28.19:11:04>, "ping", "link", ("issue", 5, "status"))]
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
605
38a74d1351c5 documentation updates
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parents:
diff changeset
606
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diff changeset
607 For the purposes of journalling, when a Multilink property is set to a
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diff changeset
608 new list of items, the hyperdatabase compares the old list to the new
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parents: 1575
diff changeset
609 list. The journal records "unlink" events for all the items that appear
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parents: 1575
diff changeset
610 in the old list but not the new list, and "link" events for all the
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parents: 1575
diff changeset
611 items that appear in the new list but not in the old list.
907
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parents:
diff changeset
612
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parents:
diff changeset
613
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
614 Roundup Database
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
615 ----------------
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diff changeset
616
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617 The Roundup database layer is implemented on top of the hyperdatabase
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diff changeset
618 and mediates calls to the database. Some of the classes in the Roundup
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diff changeset
619 database are considered issue classes. The Roundup database layer adds
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diff changeset
620 detectors and user items, and on issues it provides mail spools, nosy
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diff changeset
621 lists, and superseders.
907
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diff changeset
622
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diff changeset
623
907
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diff changeset
624 Reserved Classes
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parents:
diff changeset
625 ~~~~~~~~~~~~~~~~
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diff changeset
626
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627 Internal to this layer we reserve three special classes of items that
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diff changeset
628 are not issues.
907
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diff changeset
629
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630 Users
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diff changeset
631 """""
907
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632
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633 Users are stored in the hyperdatabase as items of class "user". The
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634 "user" class has the definition::
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diff changeset
635
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diff changeset
636 hyperdb.Class(db, "user", username=hyperdb.String(),
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diff changeset
637 password=hyperdb.String(),
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diff changeset
638 address=hyperdb.String())
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
639 db.user.setkey("username")
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parents:
diff changeset
640
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diff changeset
641 Messages
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642 """"""""
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643
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644 E-mail messages are represented by hyperdatabase items of class "msg".
907
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Richard Jones <richard@users.sourceforge.net>
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diff changeset
645 The actual text content of the messages is stored in separate files.
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parents:
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646 (There's no advantage to be gained by stuffing them into the
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647 hyperdatabase, and if messages are stored in ordinary text files, they
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parents: 1575
diff changeset
648 can be grepped from the command line.) The text of a message is saved
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parents: 1575
diff changeset
649 in a file named after the message item designator (e.g. "msg23") for the
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
650 sake of the command interface (see below). Attachments are stored
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651 separately and associated with "file" items. The "msg" class has the
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652 definition::
907
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
653
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
654 hyperdb.Class(db, "msg", author=hyperdb.Link("user"),
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
655 recipients=hyperdb.Multilink("user"),
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
656 date=hyperdb.Date(),
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
657 summary=hyperdb.String(),
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
658 files=hyperdb.Multilink("file"))
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
659
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diff changeset
660 The "author" property indicates the author of the message (a "user" item
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
661 must exist in the hyperdatabase for any messages that are stored in the
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
662 system). The "summary" property contains a summary of the message for
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
663 display in a message index.
907
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parents:
diff changeset
664
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parents: 1675
diff changeset
665
907
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diff changeset
666 Files
910
299f4890427d documentation reorg post-new-security
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diff changeset
667 """""
907
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parents:
diff changeset
668
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diff changeset
669 Submitted files are represented by hyperdatabase items of class "file".
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
670 Like e-mail messages, the file content is stored in files outside the
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
671 database, named after the file item designator (e.g. "file17"). The
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
672 "file" class has the definition::
907
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Richard Jones <richard@users.sourceforge.net>
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diff changeset
673
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
674 hyperdb.Class(db, "file", user=hyperdb.Link("user"),
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
675 name=hyperdb.String(),
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
676 type=hyperdb.String())
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
677
1661
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
678 The "user" property indicates the user who submitted the file, the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
679 "name" property holds the original name of the file, and the "type"
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
680 property holds the MIME type of the file as received.
907
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
681
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parents: 1675
diff changeset
682
907
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diff changeset
683 Issue Classes
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parents:
diff changeset
684 ~~~~~~~~~~~~~
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
685
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
686 All issues have the following standard properties:
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
687
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
688 =========== ==========================
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parents:
diff changeset
689 Property Definition
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parents:
diff changeset
690 =========== ==========================
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parents:
diff changeset
691 title hyperdb.String()
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
692 messages hyperdb.Multilink("msg")
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
693 files hyperdb.Multilink("file")
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
694 nosy hyperdb.Multilink("user")
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
695 superseder hyperdb.Multilink("issue")
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
696 =========== ==========================
38a74d1351c5 documentation updates
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parents:
diff changeset
697
1661
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parents: 1575
diff changeset
698 Also, two Date properties named "creation" and "activity" are fabricated
2131
dc65f4a91433 add "actor" to design
Richard Jones <richard@users.sourceforge.net>
parents: 1800
diff changeset
699 by the Roundup database layer. Two user Link properties, "creator" and
dc65f4a91433 add "actor" to design
Richard Jones <richard@users.sourceforge.net>
parents: 1800
diff changeset
700 "actor" are also fabricated. By "fabricated" we mean that no such
1661
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parents: 1575
diff changeset
701 properties are actually stored in the hyperdatabase, but when properties
2131
dc65f4a91433 add "actor" to design
Richard Jones <richard@users.sourceforge.net>
parents: 1800
diff changeset
702 on issues are requested, the "creation"/"creator" and "activity"/"actor"
dc65f4a91433 add "actor" to design
Richard Jones <richard@users.sourceforge.net>
parents: 1800
diff changeset
703 properties are made available. The value of the "creation"/"creator"
dc65f4a91433 add "actor" to design
Richard Jones <richard@users.sourceforge.net>
parents: 1800
diff changeset
704 properties relate to issue creation, and the value of the "activity"/
dc65f4a91433 add "actor" to design
Richard Jones <richard@users.sourceforge.net>
parents: 1800
diff changeset
705 "actor" properties relate to the last editing of any property on the issue
dc65f4a91433 add "actor" to design
Richard Jones <richard@users.sourceforge.net>
parents: 1800
diff changeset
706 (equivalently, these are the dates on the first and last records in the
dc65f4a91433 add "actor" to design
Richard Jones <richard@users.sourceforge.net>
parents: 1800
diff changeset
707 issue's journal).
907
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
708
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
709
907
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
710 Roundupdb Interface Specification
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parents:
diff changeset
711 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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parents:
diff changeset
712
1661
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diff changeset
713 The interface to a Roundup database delegates most method calls to the
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
714 hyperdatabase, except for the following changes and additional methods::
907
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
715
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
716 class Database:
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
717 def getuid(self):
1089
43ab730ee194 instance -> tracker, node -> item
Richard Jones <richard@users.sourceforge.net>
parents: 1039
diff changeset
718 """Return the id of the "user" item associated with the user
907
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
719 that owns this connection to the hyperdatabase."""
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
720
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
721 class Class:
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
722 # Overridden methods:
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
723
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
724 def create(self, **propvalues):
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
725 def set(self, **propvalues):
1089
43ab730ee194 instance -> tracker, node -> item
Richard Jones <richard@users.sourceforge.net>
parents: 1039
diff changeset
726 def retire(self, itemid):
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diff changeset
727 """These operations trigger detectors and can be vetoed.
2131
dc65f4a91433 add "actor" to design
Richard Jones <richard@users.sourceforge.net>
parents: 1800
diff changeset
728 Attempts to modify the "creation", "creator", "activity"
dc65f4a91433 add "actor" to design
Richard Jones <richard@users.sourceforge.net>
parents: 1800
diff changeset
729 properties or "actor" cause a KeyError.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
730 """
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
731
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
732 # New methods:
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
733
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
734 def audit(self, event, detector):
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
735 def react(self, event, detector):
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
736 """Register a detector (see below for more details)."""
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
737
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
738 class IssueClass(Class):
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
739 # Overridden methods:
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
740
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
741 def __init__(self, db, classname, **properties):
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parents: 1575
diff changeset
742 """The newly-created class automatically includes the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
743 "messages", "files", "nosy", and "superseder" properties.
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
744 If the 'properties' dictionary attempts to specify any of
2131
dc65f4a91433 add "actor" to design
Richard Jones <richard@users.sourceforge.net>
parents: 1800
diff changeset
745 these properties or a "creation", "creator", "activity" or
dc65f4a91433 add "actor" to design
Richard Jones <richard@users.sourceforge.net>
parents: 1800
diff changeset
746 "actor" property, a ValueError is raised."""
907
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
747
1089
43ab730ee194 instance -> tracker, node -> item
Richard Jones <richard@users.sourceforge.net>
parents: 1039
diff changeset
748 def get(self, itemid, propname):
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
749 def getprops(self):
1089
43ab730ee194 instance -> tracker, node -> item
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parents: 1039
diff changeset
750 """In addition to the actual properties on the item, these
2131
dc65f4a91433 add "actor" to design
Richard Jones <richard@users.sourceforge.net>
parents: 1800
diff changeset
751 methods provide the "creation", "creator", "activity" and
dc65f4a91433 add "actor" to design
Richard Jones <richard@users.sourceforge.net>
parents: 1800
diff changeset
752 "actor" properties."""
907
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
753
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
754 # New methods:
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
755
1089
43ab730ee194 instance -> tracker, node -> item
Richard Jones <richard@users.sourceforge.net>
parents: 1039
diff changeset
756 def addmessage(self, itemid, summary, text):
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
757 """Add a message to an issue's mail spool.
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
758
1089
43ab730ee194 instance -> tracker, node -> item
Richard Jones <richard@users.sourceforge.net>
parents: 1039
diff changeset
759 A new "msg" item is constructed using the current date, the
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
760 user that owns the database connection as the author, and
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
761 the specified summary text. The "files" and "recipients"
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
762 fields are left empty. The given text is saved as the body
1089
43ab730ee194 instance -> tracker, node -> item
Richard Jones <richard@users.sourceforge.net>
parents: 1039
diff changeset
763 of the message and the item is appended to the "messages"
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
764 field of the specified issue.
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
765 """
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
766
1675
eb3c348676ed Updated deprecated 'sendmessage' to current 'nosymessage'
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1661
diff changeset
767 def nosymessage(self, itemid, msgid):
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
768 """Send a message to the members of an issue's nosy list.
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
769
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
770 The message is sent only to users on the nosy list who are
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
771 not already on the "recipients" list for the message. These
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
772 users are then added to the message's "recipients" list.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
773 """
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
774
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
775
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
776 Default Schema
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
777 ~~~~~~~~~~~~~~
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
778
1661
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
779 The default schema included with Roundup turns it into a typical
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
780 software bug tracker. The database is set up like this::
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
781
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
782 pri = Class(db, "priority", name=hyperdb.String(),
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
783 order=hyperdb.String())
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
784 pri.setkey("name")
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
785 pri.create(name="critical", order="1")
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
786 pri.create(name="urgent", order="2")
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
787 pri.create(name="bug", order="3")
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
788 pri.create(name="feature", order="4")
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
789 pri.create(name="wish", order="5")
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
790
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
791 stat = Class(db, "status", name=hyperdb.String(),
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
792 order=hyperdb.String())
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
793 stat.setkey("name")
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
794 stat.create(name="unread", order="1")
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
795 stat.create(name="deferred", order="2")
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
796 stat.create(name="chatting", order="3")
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
797 stat.create(name="need-eg", order="4")
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
798 stat.create(name="in-progress", order="5")
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
799 stat.create(name="testing", order="6")
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
800 stat.create(name="done-cbb", order="7")
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
801 stat.create(name="resolved", order="8")
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
802
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
803 Class(db, "keyword", name=hyperdb.String())
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
804
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
805 Class(db, "issue", fixer=hyperdb.Multilink("user"),
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
806 topic=hyperdb.Multilink("keyword"),
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
807 priority=hyperdb.Link("priority"),
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
808 status=hyperdb.Link("status"))
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
809
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
810 (The "order" property hasn't been explained yet. It gets used by the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
811 Web user interface for sorting.)
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
812
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
813 The above isn't as pretty-looking as the schema specification in the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
814 first-stage submission, but it could be made just as easy with the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
815 addition of a convenience function like Choice for setting up the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
816 "priority" and "status" classes::
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
817
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
818 def Choice(name, *options):
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
819 cl = Class(db, name, name=hyperdb.String(),
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
820 order=hyperdb.String())
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
821 for i in range(len(options)):
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
822 cl.create(name=option[i], order=i)
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
823 return hyperdb.Link(name)
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
824
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
825
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
826 Detector Interface
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
827 ------------------
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
828
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
829 Detectors are Python functions that are triggered on certain kinds of
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
830 events. The definitions of the functions live in Python modules placed
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
831 in a directory set aside for this purpose. Importing the Roundup
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
832 database module also imports all the modules in this directory, and the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
833 ``init()`` function of each module is called when a database is opened
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
834 to provide it a chance to register its detectors.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
835
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
836 There are two kinds of detectors:
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
837
1089
43ab730ee194 instance -> tracker, node -> item
Richard Jones <richard@users.sourceforge.net>
parents: 1039
diff changeset
838 1. an auditor is triggered just before modifying an item
43ab730ee194 instance -> tracker, node -> item
Richard Jones <richard@users.sourceforge.net>
parents: 1039
diff changeset
839 2. a reactor is triggered just after an item has been modified
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
840
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
841 When the Roundup database is about to perform a ``create()``, ``set()``,
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
842 ``retire()``, or ``restore`` operation, it first calls any *auditors*
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
843 that have been registered for that operation on that class. Any auditor
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
844 may raise a *Reject* exception to abort the operation.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
845
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
846 If none of the auditors raises an exception, the database proceeds to
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
847 carry out the operation. After it's done, it then calls all of the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
848 *reactors* that have been registered for the operation.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
849
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
850
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
851 Detector Interface Specification
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
852 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
853
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
854 The ``audit()`` and ``react()`` methods register detectors on a given
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
855 class of items::
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
856
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
857 class Class:
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
858 def audit(self, event, detector):
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
859 """Register an auditor on this class.
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
860
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
861 'event' should be one of "create", "set", "retire", or
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
862 "restore". 'detector' should be a function accepting four
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
863 arguments.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
864 """
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
865
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
866 def react(self, event, detector):
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
867 """Register a reactor on this class.
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
868
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
869 'event' should be one of "create", "set", "retire", or
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
870 "restore". 'detector' should be a function accepting four
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
871 arguments.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
872 """
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
873
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
874 Auditors are called with the arguments::
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
875
1089
43ab730ee194 instance -> tracker, node -> item
Richard Jones <richard@users.sourceforge.net>
parents: 1039
diff changeset
876 audit(db, cl, itemid, newdata)
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
877
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
878 where ``db`` is the database, ``cl`` is an instance of Class or
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
879 IssueClass within the database, and ``newdata`` is a dictionary mapping
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
880 property names to values.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
881
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
882 For a ``create()`` operation, the ``itemid`` argument is None and
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
883 newdata contains all of the initial property values with which the item
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
884 is about to be created.
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
885
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
886 For a ``set()`` operation, newdata contains only the names and values of
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
887 properties that are about to be changed.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
888
1519
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1244
diff changeset
889 For a ``retire()`` or ``restore()`` operation, newdata is None.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
890
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
891 Reactors are called with the arguments::
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
892
1089
43ab730ee194 instance -> tracker, node -> item
Richard Jones <richard@users.sourceforge.net>
parents: 1039
diff changeset
893 react(db, cl, itemid, olddata)
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
894
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
895 where ``db`` is the database, ``cl`` is an instance of Class or
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
896 IssueClass within the database, and ``olddata`` is a dictionary mapping
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
897 property names to values.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
898
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
899 For a ``create()`` operation, the ``itemid`` argument is the id of the
1089
43ab730ee194 instance -> tracker, node -> item
Richard Jones <richard@users.sourceforge.net>
parents: 1039
diff changeset
900 newly-created item and ``olddata`` is None.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
901
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
902 For a ``set()`` operation, ``olddata`` contains the names and previous
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
903 values of properties that were changed.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
904
1519
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1244
diff changeset
905 For a ``retire()`` or ``restore()`` operation, ``itemid`` is the id of
6fede2aa6a12 added ability to restore retired nodes
Andrey Lebedev <kedder@users.sourceforge.net>
parents: 1244
diff changeset
906 the retired or restored item and ``olddata`` is None.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
907
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
908
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
909 Detector Example
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
910 ~~~~~~~~~~~~~~~~
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
911
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
912 Here is an example of detectors written for a hypothetical
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
913 project-management application, where users can signal approval of a
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
914 project by adding themselves to an "approvals" list, and a project
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
915 proceeds when it has three approvals::
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
916
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
917 # Permit users only to add themselves to the "approvals" list.
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
918
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
919 def check_approvals(db, cl, id, newdata):
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
920 if newdata.has_key("approvals"):
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
921 if cl.get(id, "status") == db.status.lookup("approved"):
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
922 raise Reject, "You can't modify the approvals list " \
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
923 "for a project that has already been approved."
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
924 old = cl.get(id, "approvals")
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
925 new = newdata["approvals"]
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
926 for uid in old:
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
927 if uid not in new and uid != db.getuid():
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
928 raise Reject, "You can't remove other users from " \
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
929 "the approvals list; you can only remove " \
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
930 "yourself."
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
931 for uid in new:
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
932 if uid not in old and uid != db.getuid():
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
933 raise Reject, "You can't add other users to the " \
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
934 "approvals list; you can only add yourself."
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
935
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
936 # When three people have approved a project, change its status from
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
937 # "pending" to "approved".
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
938
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
939 def approve_project(db, cl, id, olddata):
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
940 if (olddata.has_key("approvals") and
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
941 len(cl.get(id, "approvals")) == 3):
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
942 if cl.get(id, "status") == db.status.lookup("pending"):
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
943 cl.set(id, status=db.status.lookup("approved"))
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
944
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
945 def init(db):
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
946 db.project.audit("set", check_approval)
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
947 db.project.react("set", approve_project)
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
948
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
949 Here is another example of a detector that can allow or prevent the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
950 creation of new items. In this scenario, patches for a software project
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
951 are submitted by sending in e-mail with an attached file, and we want to
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
952 ensure that there are text/plain attachments on the message. The
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
953 maintainer of the package can then apply the patch by setting its status
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
954 to "applied"::
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
955
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
956 # Only accept attempts to create new patches that come with patch
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
957 # files.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
958
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
959 def check_new_patch(db, cl, id, newdata):
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
960 if not newdata["files"]:
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
961 raise Reject, "You can't submit a new patch without " \
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
962 "attaching a patch file."
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
963 for fileid in newdata["files"]:
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
964 if db.file.get(fileid, "type") != "text/plain":
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
965 raise Reject, "Submitted patch files must be " \
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
966 "text/plain."
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
967
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
968 # When the status is changed from "approved" to "applied", apply the
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
969 # patch.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
970
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
971 def apply_patch(db, cl, id, olddata):
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
972 if (cl.get(id, "status") == db.status.lookup("applied") and
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
973 olddata["status"] == db.status.lookup("approved")):
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
974 # ...apply the patch...
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
975
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
976 def init(db):
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
977 db.patch.audit("create", check_new_patch)
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
978 db.patch.react("set", apply_patch)
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
979
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
980
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
981 Command Interface
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
982 -----------------
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
983
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
984 The command interface is a very simple and minimal interface, intended
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
985 only for quick searches and checks from the shell prompt. (Anything more
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
986 interesting can simply be written in Python using the Roundup database
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
987 module.)
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
988
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
989
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
990 Command Interface Specification
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
991 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
992
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
993 A single command, roundup, provides basic access to the hyperdatabase
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
994 from the command line::
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
995
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
996 roundup-admin help
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
997 roundup-admin get [-list] designator[, designator,...] propname
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
998 roundup-admin set designator[, designator,...] propname=value ...
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
999 roundup-admin find [-list] classname propname=value ...
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1000
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1001 See ``roundup-admin help commands`` for a complete list of commands.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1002
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1003 Property values are represented as strings in command arguments and in
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1004 the printed results:
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1005
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1006 - Strings are, well, strings.
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1007
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1008 - Numbers are displayed the same as strings.
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1009
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1010 - Booleans are displayed as 'Yes' or 'No'.
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1011
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1012 - Date values are printed in the full date format in the local time
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1013 zone, and accepted in the full format or any of the partial formats
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1014 explained above.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1015
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1016 - Link values are printed as item designators. When given as an
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1017 argument, item designators and key strings are both accepted.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1018
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1019 - Multilink values are printed as lists of item designators joined by
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1020 commas. When given as an argument, item designators and key strings
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1021 are both accepted; an empty string, a single item, or a list of items
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1022 joined by commas is accepted.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1023
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1024 When multiple items are specified to the roundup get or roundup set
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1025 commands, the specified properties are retrieved or set on all the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1026 listed items.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1027
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1028 When multiple results are returned by the roundup get or roundup find
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1029 commands, they are printed one per line (default) or joined by commas
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1030 (with the -list) option.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1031
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
1032
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1033 Usage Example
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1034 ~~~~~~~~~~~~~
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1035
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1036 To find all messages regarding in-progress issues that contain the word
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1037 "spam", for example, you could execute the following command from the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1038 directory where the database dumps its files::
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1039
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1040 shell% for issue in `roundup find issue status=in-progress`; do
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1041 > grep -l spam `roundup get $issue messages`
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1042 > done
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1043 msg23
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1044 msg49
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1045 msg50
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1046 msg61
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1047 shell%
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1048
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1049 Or, using the -list option, this can be written as a single command::
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1050
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1051 shell% grep -l spam `roundup get \
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1052 \`roundup find -list issue status=in-progress\` messages`
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1053 msg23
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1054 msg49
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1055 msg50
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1056 msg61
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1057 shell%
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1058
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1059
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1060 E-mail User Interface
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1061 ---------------------
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1062
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1063 The Roundup system must be assigned an e-mail address at which to
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1064 receive mail. Messages should be piped to the Roundup mail-handling
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1065 script by the mail delivery system (e.g. using an alias beginning with
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1066 "|" for sendmail).
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1067
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
1068
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1069 Message Processing
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1070 ~~~~~~~~~~~~~~~~~~
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1071
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1072 Incoming messages are examined for multiple parts. In a multipart/mixed
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1073 message or part, each subpart is extracted and examined. In a
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1074 multipart/alternative message or part, we look for a text/plain subpart
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1075 and ignore the other parts. The text/plain subparts are assembled to
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1076 form the textual body of the message, to be stored in the file
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1077 associated with a "msg" class item. Any parts of other types are each
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1078 stored in separate files and given "file" class items that are linked to
1089
43ab730ee194 instance -> tracker, node -> item
Richard Jones <richard@users.sourceforge.net>
parents: 1039
diff changeset
1079 the "msg" item.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1080
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1081 The "summary" property on message items is taken from the first
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1082 non-quoting section in the message body. The message body is divided
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1083 into sections by blank lines. Sections where the second and all
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1084 subsequent lines begin with a ">" or "|" character are considered
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1085 "quoting sections". The first line of the first non-quoting section
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1086 becomes the summary of the message.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1087
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1088 All of the addresses in the To: and Cc: headers of the incoming message
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1089 are looked up among the user items, and the corresponding users are
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1090 placed in the "recipients" property on the new "msg" item. The address
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1091 in the From: header similarly determines the "author" property of the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1092 new "msg" item. The default handling for addresses that don't have
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1093 corresponding users is to create new users with no passwords and a
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1094 username equal to the address. (The web interface does not permit
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1095 logins for users with no passwords.) If we prefer to reject mail from
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1096 outside sources, we can simply register an auditor on the "user" class
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1097 that prevents the creation of user items with no passwords.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1098
1661
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1099 The subject line of the incoming message is examined to determine
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1100 whether the message is an attempt to create a new issue or to discuss an
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1101 existing issue. A designator enclosed in square brackets is sought as
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1102 the first thing on the subject line (after skipping any "Fwd:" or "Re:"
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1103 prefixes).
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1104
1661
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1105 If an issue designator (class name and id number) is found there, the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1106 newly created "msg" item is added to the "messages" property for that
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1107 issue, and any new "file" items are added to the "files" property for
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1108 the issue.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1109
1661
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1110 If just an issue class name is found there, we attempt to create a new
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1111 issue of that class with its "messages" property initialized to contain
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1112 the new "msg" item and its "files" property initialized to contain any
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1113 new "file" items.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1114
1661
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1115 Both cases may trigger detectors (in the first case we are calling the
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1116 set() method to add the message to the issue's spool; in the second case
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1117 we are calling the create() method to create a new item). If an auditor
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1118 raises an exception, the original message is bounced back to the sender
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1119 with the explanatory message given in the exception.
907
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1120
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
1121
907
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1122 Nosy Lists
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1123 ~~~~~~~~~~
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1124
1661
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Jean Jordaan <neaj@users.sourceforge.net>
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diff changeset
1125 A standard detector is provided that watches for additions to the
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1126 "messages" property. When a new message is added, the detector sends it
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1127 to all the users on the "nosy" list for the issue that are not already
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1128 on the "recipients" list of the message. Those users are then appended
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1129 to the "recipients" property on the message, so multiple copies of a
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1130 message are never sent to the same user. The journal recorded by the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1131 hyperdatabase on the "recipients" property then provides a log of when
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1132 the message was sent to whom.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1133
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
1134
907
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1135 Setting Properties
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1136 ~~~~~~~~~~~~~~~~~~
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1137
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1138 The e-mail interface also provides a simple way to set properties on
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1139 issues. At the end of the subject line, ``propname=value`` pairs can be
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1140 specified in square brackets, using the same conventions as for the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1141 roundup ``set`` shell command.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1142
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1143
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1144 Web User Interface
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1145 ------------------
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1146
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1147 The web interface is provided by a CGI script that can be run under any
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1148 web server. A simple web server can easily be built on the standard
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1149 CGIHTTPServer module, and should also be included in the distribution
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1150 for quick out-of-the-box deployment.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1151
1661
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1152 The user interface is constructed from a number of template files
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1153 containing mostly HTML. Among the HTML tags in templates are
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1154 interspersed some nonstandard tags, which we use as placeholders to be
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1155 replaced by properties and their values.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1156
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
1157
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1158 Views and View Specifiers
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1159 ~~~~~~~~~~~~~~~~~~~~~~~~~
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1160
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1161 There are two main kinds of views: *index* views and *issue* views. An
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1162 index view displays a list of issues of a particular class, optionally
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1163 sorted and filtered as requested. An issue view presents the properties
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1164 of a particular issue for editing and displays the message spool for the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1165 issue.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1166
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1167 A view specifier is a string that specifies all the options needed to
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1168 construct a particular view. It goes after the URL to the Roundup CGI
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1169 script or the web server to form the complete URL to a view. When the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1170 result of selecting a link or submitting a form takes the user to a new
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1171 view, the Web browser should be redirected to a canonical location
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1172 containing a complete view specifier so that the view can be bookmarked.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1173
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
1174
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1175 Displaying Properties
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1176 ~~~~~~~~~~~~~~~~~~~~~
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1177
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1178 Properties appear in the user interface in three contexts: in indices,
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1179 in editors, and as search filters. For each type of property, there are
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1180 several display possibilities. For example, in an index view, a string
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1181 property may just be printed as a plain string, but in an editor view,
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1182 that property should be displayed in an editable field.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1183
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1184 The display of a property is handled by functions in the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1185 ``cgi.templating`` module.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1186
1244
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1091
diff changeset
1187 Displayer functions are triggered by ``tal:content`` or ``tal:replace``
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1188 tag attributes in templates. The value of the attribute provides an
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1189 expression for calling the displayer function. For example, the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1190 occurrence of::
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1191
1244
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1091
diff changeset
1192 tal:content="context/status/plain"
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1193
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1194 in a template triggers a call to::
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1195
1244
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1091
diff changeset
1196 context['status'].plain()
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1197
1244
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1091
diff changeset
1198 where the context would be an item of the "issue" class. The displayer
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1199 functions can accept extra arguments to further specify details about
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1200 the widgets that should be generated.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1201
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1202 Some of the standard displayer functions include:
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1203
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1204 ========= ==============================================================
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1205 Function Description
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1206 ========= ==============================================================
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1207 plain display a String property directly;
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1208 display a Date property in a specified time zone with an
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1209 option to omit the time from the date stamp; for a Link or
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1210 Multilink property, display the key strings of the linked
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1211 items (or the ids if the linked class has no key property)
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1212 field display a property like the plain displayer above, but in a
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1213 text field to be edited
1244
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1091
diff changeset
1214 menu for a Link property, display a menu of the available choices
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1215 ========= ==============================================================
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1216
1244
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1091
diff changeset
1217 See the `customisation`_ documentation for the complete list.
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1218
907
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Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1219
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1220 Index Views
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1221 ~~~~~~~~~~~
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1222
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1223 An index view contains two sections: a filter section and an index
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1224 section. The filter section provides some widgets for selecting which
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1225 issues appear in the index. The index section is a table of issues.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1226
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
1227
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1228 Index View Specifiers
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1229 """""""""""""""""""""
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1230
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1231 An index view specifier looks like this (whitespace has been added for
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1232 clarity)::
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1233
1244
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1091
diff changeset
1234 /issue?status=unread,in-progress,resolved&
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1091
diff changeset
1235 topic=security,ui&
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1091
diff changeset
1236 :group=priority&
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1091
diff changeset
1237 :sort=-activity&
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1091
diff changeset
1238 :filters=status,topic&
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1239 :columns=title,status,fixer
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1240
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1241
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1242 The index view is determined by two parts of the specifier: the layout
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1243 part and the filter part. The layout part consists of the query
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1244 parameters that begin with colons, and it determines the way that the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1245 properties of selected items are displayed. The filter part consists of
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1246 all the other query parameters, and it determines the criteria by which
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1247 items are selected for display.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1248
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1249 The filter part is interactively manipulated with the form widgets
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1250 displayed in the filter section. The layout part is interactively
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1251 manipulated by clicking on the column headings in the table.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1252
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1253 The filter part selects the union of the sets of issues with values
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1254 matching any specified Link properties and the intersection of the sets
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1255 of issues with values matching any specified Multilink properties.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1256
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1257 The example specifies an index of "issue" items. Only issues with a
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1258 "status" of either "unread" or "in-progres" or "resolved" are displayed,
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1259 and only issues with "topic" values including both "security" and "ui"
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1260 are displayed. The issues are grouped by priority, arranged in
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1261 ascending order; and within groups, sorted by activity, arranged in
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1262 descending order. The filter section shows filters for the "status" and
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1263 "topic" properties, and the table includes columns for the "title",
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1264 "status", and "fixer" properties.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1265
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1266 Associated with each issue class is a default layout specifier. The
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1267 layout specifier in the above example is the default layout to be
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1268 provided with the default bug-tracker schema described above in section
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1269 4.4.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1270
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1271 Index Section
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1272 """""""""""""
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1273
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1274 The template for an index section describes one row of the index table.
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1275 Fragments protected by a ``tal:condition="request/show/<property>"`` are
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1276 included or omitted depending on whether the view specifier requests a
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1277 column for a particular property. The table cells are filled by the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1278 ``tal:content="context/<property>"`` directive, which displays the value
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1279 of the property.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1280
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1281 Here's a simple example of an index template::
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1282
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1283 <tr>
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1284 <td tal:condition="request/show/title"
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1285 tal:content="contex/title"></td>
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1286 <td tal:condition="request/show/status"
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1287 tal:content="contex/status"></td>
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1288 <td tal:condition="request/show/fixer"
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1289 tal:content="contex/fixer"></td>
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1290 </tr>
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1291
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1292 Sorting
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1293 """""""
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1294
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1295 String and Date values are sorted in the natural way. Link properties
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1296 are sorted according to the value of the "order" property on the linked
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1297 items if it is present; or otherwise on the key string of the linked
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1298 items; or finally on the item ids. Multilink properties are sorted
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1299 according to how many links are present.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1300
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1301 Issue Views
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1302 ~~~~~~~~~~~
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1303
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1304 An issue view contains an editor section and a spool section. At the top
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1305 of an issue view, links to superseding and superseded issues are always
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1306 displayed.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1307
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1308 Issue View Specifiers
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1309 """""""""""""""""""""
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1310
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1311 An issue view specifier is simply the issue's designator::
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1312
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1313 /patch23
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1314
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1315
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1316 Editor Section
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1317 """"""""""""""
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1318
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1319 The editor section is generated from a template containing
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1320 ``tal:content="context/<property>/<widget>"`` directives to insert the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1321 appropriate widgets for editing properties.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1322
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1323 Here's an example of a basic editor template::
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1324
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1325 <table>
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1326 <tr>
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
1327 <td colspan=2
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
1328 tal:content="python:context.title.field(size='60')"></td>
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1329 </tr>
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1330 <tr>
1244
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1091
diff changeset
1331 <td tal:content="context/fixer/field"></td>
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1091
diff changeset
1332 <td tal:content="context/status/menu"></td>
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1333 </tr>
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1334 <tr>
1244
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1091
diff changeset
1335 <td tal:content="context/nosy/field"></td>
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1091
diff changeset
1336 <td tal:content="context/priority/menu"></td>
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1337 </tr>
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1338 <tr>
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1339 <td colspan=2>
1244
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1091
diff changeset
1340 <textarea name=":note" rows=5 cols=60></textarea>
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1341 </td>
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1342 </tr>
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1343 </table>
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1344
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1345 As shown in the example, the editor template can also include a ":note"
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1346 field, which is a text area for entering a note to go along with a
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1347 change.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1348
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1349 When a change is submitted, the system automatically generates a message
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1350 describing the changed properties. The message displays all of the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1351 property values on the issue and indicates which ones have changed. An
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1352 example of such a message might be this::
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1353
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1354 title: Polly Parrot is dead
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1355 priority: critical
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1356 status: unread -> in-progress
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1357 fixer: (none)
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1358 keywords: parrot,plumage,perch,nailed,dead
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1359
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1360 If a note is given in the ":note" field, the note is appended to the
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1361 description. The message is then added to the issue's message spool
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1362 (thus triggering the standard detector to react by sending out this
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1363 message to the nosy list).
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1364
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
1365
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1366 Spool Section
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1367 """""""""""""
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1368
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1369 The spool section lists messages in the issue's "messages" property.
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1370 The index of messages displays the "date", "author", and "summary"
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1371 properties on the message items, and selecting a message takes you to
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1372 its content.
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1373
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1374 Access Control
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1375 --------------
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1376
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1377 At each point that requires an action to be performed, the security
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1378 mechanisms are asked if the current user has permission. This permission
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1379 is defined as a Permission.
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1380
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1381 Individual assignment of Permission to user is unwieldy. The concept of
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1382 a Role, which encompasses several Permissions and may be assigned to
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1383 many Users, is quite well developed in many projects. Roundup will take
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1384 this path, and allow the multiple assignment of Roles to Users, and
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1385 multiple Permissions to Roles. These definitions are not persistent -
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1386 they're defined when the application initialises.
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1387
3117
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1388 There will be three levels of Permission. The Class level permissions
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1389 define logical permissions associated with all items of a particular
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1390 class (or all classes). The Item level permissions define logical
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1391 permissions associated with specific items by way of their user-linked
3117
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1392 properties. The Property level permissions define logical permissions
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1393 associated with a specific property of an item.
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1394
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1395
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1396 Access Control Interface Specification
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1397 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1398
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1399 The security module defines::
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1400
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1401 class Permission:
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1402 ''' Defines a Permission with the attributes
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1403 - name
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1404 - description
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1405 - klass (optional)
2983
9614a101b68f Stuff from the train ride this morning:
Richard Jones <richard@users.sourceforge.net>
parents: 2951
diff changeset
1406 - properties (optional)
9614a101b68f Stuff from the train ride this morning:
Richard Jones <richard@users.sourceforge.net>
parents: 2951
diff changeset
1407 - check function (optional)
910
299f4890427d documentation reorg post-new-security
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parents: 907
diff changeset
1408
1661
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diff changeset
1409 The klass may be unset, indicating that this permission is
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1410 not locked to a particular hyperdb class. There may be
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1411 multiple Permissions for the same name for different
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1412 classes.
2983
9614a101b68f Stuff from the train ride this morning:
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parents: 2951
diff changeset
1413
9614a101b68f Stuff from the train ride this morning:
Richard Jones <richard@users.sourceforge.net>
parents: 2951
diff changeset
1414 If property names are set, permission is restricted to those
9614a101b68f Stuff from the train ride this morning:
Richard Jones <richard@users.sourceforge.net>
parents: 2951
diff changeset
1415 properties only.
9614a101b68f Stuff from the train ride this morning:
Richard Jones <richard@users.sourceforge.net>
parents: 2951
diff changeset
1416
9614a101b68f Stuff from the train ride this morning:
Richard Jones <richard@users.sourceforge.net>
parents: 2951
diff changeset
1417 If check function is set, permission is granted only when
9614a101b68f Stuff from the train ride this morning:
Richard Jones <richard@users.sourceforge.net>
parents: 2951
diff changeset
1418 the function returns value interpreted as boolean true.
9614a101b68f Stuff from the train ride this morning:
Richard Jones <richard@users.sourceforge.net>
parents: 2951
diff changeset
1419 The function is called with arguments db, userid, itemid.
910
299f4890427d documentation reorg post-new-security
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parents: 907
diff changeset
1420 '''
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1421
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1422 class Role:
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1423 ''' Defines a Role with the attributes
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1424 - name
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1425 - description
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1426 - permissions
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1427 '''
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1428
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1429 class Security:
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1430 def __init__(self, db):
1661
b9c1226cb600 Reflowed text to 72 cols...
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diff changeset
1431 ''' Initialise the permission and role stores, and add in
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1432 the base roles (for admin user).
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1433 '''
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1434
3117
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1435 def getPermission(self, permission, classname=None, properties=None,
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1436 check=None):
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1437 ''' Find the Permission exactly matching the name, class,
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1438 properties list and check function.
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1439
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1440 Raise ValueError if there is no exact match.
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1441 '''
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1442
3117
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1443 def hasPermission(self, permission, userid, classname=None,
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1444 property=None, itemid=None):
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1445 ''' Look through all the Roles, and hence Permissions, and
3117
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1446 see if "permission" exists given the constraints of
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1447 classname, property and itemid.
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1448
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1449 If classname is specified (and only classname) then the
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1450 search will match if there is *any* Permission for that
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1451 classname, even if the Permission has additional
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1452 constraints.
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1453
3117
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1454 If property is specified, the Permission matched must have
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1455 either no properties listed or the property must appear in
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1456 the list.
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1457
3117
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1458 If itemid is specified, the Permission matched must have
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1459 either no check function defined or the check function,
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1460 when invoked, must return a True value.
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1461
3117
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1462 Note that this functionality is actually implemented by the
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1463 Permission.test() method.
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1464 '''
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1465
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1466 def addPermission(self, **propspec):
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1467 ''' Create a new Permission with the properties defined in
3117
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1468 'propspec'. See the Permission class for the possible
460eb0209a9e Permissions improvements.
Richard Jones <richard@users.sourceforge.net>
parents: 2983
diff changeset
1469 keyword args.
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1470 '''
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1471
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1472 def addRole(self, **propspec):
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1473 ''' Create a new Role with the properties defined in
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1474 'propspec'
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1475 '''
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1476
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1477 def addPermissionToRole(self, rolename, permission):
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1478 ''' Add the permission to the role's permission list.
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1479
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1480 'rolename' is the name of the role to add permission to.
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1481 '''
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1482
1039
42924a2fcacf minor doc change for new cgi
Richard Jones <richard@users.sourceforge.net>
parents: 910
diff changeset
1483 Modules such as ``cgi/client.py`` and ``mailgw.py`` define their own
42924a2fcacf minor doc change for new cgi
Richard Jones <richard@users.sourceforge.net>
parents: 910
diff changeset
1484 permissions like so (this example is ``cgi/client.py``)::
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1485
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1486 def initialiseSecurity(security):
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1487 ''' Create some Permissions and Roles on the security object
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1488
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1489 This function is directly invoked by
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1490 security.Security.__init__() as a part of the Security
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1491 object instantiation.
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1492 '''
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1493 p = security.addPermission(name="Web Registration",
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1494 description="Anonymous users may register through the web")
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1495 security.addToRole('Anonymous', p)
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1496
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1497 Detectors may also define roles in their init() function::
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1498
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1499 def init(db):
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1500 # register an auditor that checks that a user has the "May
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1501 # Resolve" Permission before allowing them to set an issue
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1502 # status to "resolved"
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1503 db.issue.audit('set', checkresolvedok)
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1504 p = db.security.addPermission(name="May Resolve", klass="issue")
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1505 security.addToRole('Manager', p)
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1506
1089
43ab730ee194 instance -> tracker, node -> item
Richard Jones <richard@users.sourceforge.net>
parents: 1039
diff changeset
1507 The tracker dbinit module then has in ``open()``::
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1508
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1509 # open the database - it must be modified to init the Security class
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1510 # from security.py as db.security
1089
43ab730ee194 instance -> tracker, node -> item
Richard Jones <richard@users.sourceforge.net>
parents: 1039
diff changeset
1511 db = Database(config, name)
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1512
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1513 # add some extra permissions and associate them with roles
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1514 ei = db.security.addPermission(name="Edit", klass="issue",
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1515 description="User is allowed to edit issues")
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1516 db.security.addPermissionToRole('User', ei)
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1517 ai = db.security.addPermission(name="View", klass="issue",
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1518 description="User is allowed to access issues")
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1519 db.security.addPermissionToRole('User', ai)
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1520
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1521 In the dbinit ``init()``::
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1522
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1523 # create the two default users
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1524 user.create(username="admin", password=Password(adminpw),
1089
43ab730ee194 instance -> tracker, node -> item
Richard Jones <richard@users.sourceforge.net>
parents: 1039
diff changeset
1525 address=config.ADMIN_EMAIL, roles='Admin')
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1526 user.create(username="anonymous", roles='Anonymous')
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1527
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1528 Then in the code that matters, calls to ``hasPermission`` and
1091
d870139aeb5c more doc
Richard Jones <richard@users.sourceforge.net>
parents: 1089
diff changeset
1529 ``hasItemPermission`` are made to determine if the user has permission
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1530 to perform some action::
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1531
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1532 if db.security.hasPermission('issue', 'Edit', userid):
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1533 # all ok
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1534
1711
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
1535 if db.security.hasItemPermission('issue', itemid,
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
1536 assignedto=userid):
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1537 # all ok
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1538
1661
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1539 Code in the core will make use of these methods, as should code in
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1540 auditors in custom templates. The HTML templating may access the access
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1541 controls through the *user* attribute of the *request* variable. It
b9c1226cb600 Reflowed text to 72 cols...
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1542 exposes a ``hasPermission()`` method::
910
299f4890427d documentation reorg post-new-security
Richard Jones <richard@users.sourceforge.net>
parents: 907
diff changeset
1543
1244
8dd4f736370b merge from maintenance branch
Richard Jones <richard@users.sourceforge.net>
parents: 1091
diff changeset
1544 tal:condition="python:request.user.hasPermission('Edit', 'issue')"
910
299f4890427d documentation reorg post-new-security
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1545
1244
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1546 or, if the *context* is *issue*, then the following is the same::
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1547
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diff changeset
1548 tal:condition="python:request.user.hasPermission('Edit')"
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1549
910
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diff changeset
1550
299f4890427d documentation reorg post-new-security
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diff changeset
1551 Authentication of Users
299f4890427d documentation reorg post-new-security
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parents: 907
diff changeset
1552 ~~~~~~~~~~~~~~~~~~~~~~~
299f4890427d documentation reorg post-new-security
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1553
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1554 Users must be authenticated correctly for the above controls to work.
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1555 This is not done in the current mail gateway at all. Use of digital
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1556 signing of messages could alleviate this problem.
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1557
1661
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1558 The exact mechanism of registering the digital signature should be
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1559 flexible, with perhaps a level of trust. Users who supply their
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parents: 1575
diff changeset
1560 signature through their first message into the tracker should be at a
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parents: 1575
diff changeset
1561 lower level of trust to those who supply their signature to an admin for
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1562 submission to their user details.
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1563
299f4890427d documentation reorg post-new-security
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diff changeset
1564
299f4890427d documentation reorg post-new-security
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1565 Anonymous Users
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1566 ~~~~~~~~~~~~~~~
299f4890427d documentation reorg post-new-security
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1567
1711
3c3e44aacdb4 Documentation fixes.
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1568 The "anonymous" user must always exist, and defines the access
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
1569 permissions for anonymous users. Unknown users accessing Roundup through
3c3e44aacdb4 Documentation fixes.
Jean Jordaan <neaj@users.sourceforge.net>
parents: 1675
diff changeset
1570 the web or email interfaces will be logged in as the "anonymous" user.
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1571
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diff changeset
1572
299f4890427d documentation reorg post-new-security
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1573 Use Cases
299f4890427d documentation reorg post-new-security
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diff changeset
1574 ~~~~~~~~~
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1575
1661
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1576 public - end users can submit bugs, request new features, request
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1577 support
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1578 The Users would be given the default "User" Role which gives "View"
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parents: 1575
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1579 and "Edit" Permission to the "issue" class.
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1580 developer - developers can fix bugs, implement new features, provide
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parents: 1575
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1581 support
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1582 A new Role "Developer" is created with the Permission "Fixer" which
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parents: 1575
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1583 is checked for in custom auditors that see whether the issue is
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1584 being resolved with a particular resolution ("fixed", "implemented",
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1585 "supported") and allows that resolution only if the permission is
299f4890427d documentation reorg post-new-security
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diff changeset
1586 available.
1661
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1587 manager - approvers/managers can approve new features and signoff bug
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parents: 1575
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1588 fixes
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1589 A new Role "Manager" is created with the Permission "Signoff" which
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
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1590 is checked for in custom auditors that see whether the issue status
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
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1591 is being changed similar to the developer example. admin -
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Jean Jordaan <neaj@users.sourceforge.net>
parents: 1575
diff changeset
1592 administrators can add users and set user's roles The existing Role
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diff changeset
1593 "Admin" has the Permissions "Edit" for all classes (including
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parents: 1575
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1594 "user") and "Web Roles" which allow the desired actions.
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1595 system - automated request handlers running various report/escalation
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diff changeset
1596 scripts
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diff changeset
1597 A combination of existing and new Roles, Permissions and auditors
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diff changeset
1598 could be used here.
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299f4890427d documentation reorg post-new-security
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1599 privacy - issues that are only visible to some users
1661
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1600 A new property is added to the issue which marks the user or group
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1601 of users who are allowed to view and edit the issue. An auditor will
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1602 check for edit access, and the template user object can check for
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diff changeset
1603 view access.
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1604
907
38a74d1351c5 documentation updates
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diff changeset
1605
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diff changeset
1606 Deployment Scenarios
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diff changeset
1607 --------------------
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
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diff changeset
1608
1661
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1609 The design described above should be general enough to permit the use of
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1610 Roundup for bug tracking, managing projects, managing patches, or
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diff changeset
1611 holding discussions. By using items of multiple types, one could deploy
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diff changeset
1612 a system that maintains requirement specifications, catalogs bugs, and
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diff changeset
1613 manages submitted patches, where patches could be linked to the bugs and
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diff changeset
1614 requirements they address.
907
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diff changeset
1615
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diff changeset
1616
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diff changeset
1617 Acknowledgements
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diff changeset
1618 ----------------
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diff changeset
1619
1661
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1620 My thanks are due to Christy Heyl for reviewing and contributing
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diff changeset
1621 suggestions to this paper and motivating me to get it done, and to Jesse
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diff changeset
1622 Vincent, Mark Miller, Christopher Simons, Jeff Dunmall, Wayne Gramlich,
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diff changeset
1623 and Dean Tribble for their assistance with the first-round submission.
907
38a74d1351c5 documentation updates
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diff changeset
1624
1711
3c3e44aacdb4 Documentation fixes.
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parents: 1675
diff changeset
1625
907
38a74d1351c5 documentation updates
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diff changeset
1626 Changes to this document
38a74d1351c5 documentation updates
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diff changeset
1627 ------------------------
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Richard Jones <richard@users.sourceforge.net>
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diff changeset
1628
38a74d1351c5 documentation updates
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diff changeset
1629 - Added Boolean and Number types
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
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diff changeset
1630 - Added section Hyperdatabase Implementations
1661
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1631 - "Item" has been renamed to "Issue" to account for the more specific
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diff changeset
1632 nature of the Class.
1244
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1633 - New Templating
8dd4f736370b merge from maintenance branch
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diff changeset
1634 - Access Controls
2131
dc65f4a91433 add "actor" to design
Richard Jones <richard@users.sourceforge.net>
parents: 1800
diff changeset
1635 - Added "actor" property
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1636
1244
8dd4f736370b merge from maintenance branch
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diff changeset
1637 ------------------
907
38a74d1351c5 documentation updates
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
1638
1244
8dd4f736370b merge from maintenance branch
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diff changeset
1639 Back to `Table of Contents`_
8dd4f736370b merge from maintenance branch
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diff changeset
1640
8dd4f736370b merge from maintenance branch
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diff changeset
1641 .. _`Table of Contents`: index.html
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1642 .. _customisation: customizing.html
8dd4f736370b merge from maintenance branch
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1643
Roundup Issue Tracker: http://roundup-tracker.org/