Mercurial > p > roundup > code

annotate roundup/cgi/form_parser.py @ 2467:76ead526113d

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client instances may be used as translation engines. any backend translator may be passed as constructor argument or via setTranslator() method. by default, templating.translationService is used. use this engine to translate client messages.
author Alexander Smishlajev <a1s@users.sourceforge.net>
date Tue, 15 Jun 2004 09:19:49 +0000
parents b7404a96b58a
children 7d5bf9cbd75d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
2004
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1 import re, mimetypes
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2
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3 from roundup import hyperdb, date, password
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4 from roundup.cgi.exceptions import FormError
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5 from roundup.i18n import _
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6
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7 class FormParser:
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8 # edit form variable handling (see unit tests)
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9 FV_LABELS = r'''
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10 ^(
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11 (?P<note>[@:]note)|
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12 (?P<file>[@:]file)|
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13 (
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14 ((?P<classname>%s)(?P<id>[-\d]+))? # optional leading designator
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15 ((?P<required>[@:]required$)| # :required
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16 (
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17 (
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18 (?P<add>[@:]add[@:])| # :add:<prop>
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19 (?P<remove>[@:]remove[@:])| # :remove:<prop>
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20 (?P<confirm>[@:]confirm[@:])| # :confirm:<prop>
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21 (?P<link>[@:]link[@:])| # :link:<prop>
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22 ([@:]) # just a separator
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23 )?
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24 (?P<propname>[^@:]+) # <prop>
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25 )
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26 )
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27 )
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28 )$'''
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29
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30 def __init__(self, client):
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31 self.client = client
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32 self.db = client.db
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33 self.form = client.form
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34 self.classname = client.classname
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35 self.nodeid = client.nodeid
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36
2107
b7404a96b58a minor pre-release / test fixes
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37 def parse(self, create=0, num_re=re.compile('^\d+$')):
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38 """ Item properties and their values are edited with html FORM
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39 variables and their values. You can:
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40
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41 - Change the value of some property of the current item.
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42 - Create a new item of any class, and edit the new item's
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43 properties,
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44 - Attach newly created items to a multilink property of the
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45 current item.
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46 - Remove items from a multilink property of the current item.
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47 - Specify that some properties are required for the edit
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48 operation to be successful.
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49
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50 In the following, <bracketed> values are variable, "@" may be
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51 either ":" or "@", and other text "required" is fixed.
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52
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53 Most properties are specified as form variables:
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54
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55 <propname>
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56 - property on the current context item
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57
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58 <designator>"@"<propname>
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59 - property on the indicated item (for editing related
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60 information)
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61
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62 Designators name a specific item of a class.
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63
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64 <classname><N>
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65
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66 Name an existing item of class <classname>.
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67
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68 <classname>"-"<N>
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69
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70 Name the <N>th new item of class <classname>. If the form
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71 submission is successful, a new item of <classname> is
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72 created. Within the submitted form, a particular
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73 designator of this form always refers to the same new
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74 item.
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75
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76 Once we have determined the "propname", we look at it to see
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77 if it's special:
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78
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79 @required
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80 The associated form value is a comma-separated list of
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81 property names that must be specified when the form is
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82 submitted for the edit operation to succeed.
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83
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84 When the <designator> is missing, the properties are
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85 for the current context item. When <designator> is
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86 present, they are for the item specified by
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87 <designator>.
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88
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89 The "@required" specifier must come before any of the
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90 properties it refers to are assigned in the form.
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91
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92 @remove@<propname>=id(s) or @add@<propname>=id(s)
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93 The "@add@" and "@remove@" edit actions apply only to
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94 Multilink properties. The form value must be a
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95 comma-separate list of keys for the class specified by
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96 the simple form variable. The listed items are added
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97 to (respectively, removed from) the specified
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98 property.
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99
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100 @link@<propname>=<designator>
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101 If the edit action is "@link@", the simple form
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102 variable must specify a Link or Multilink property.
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103 The form value is a comma-separated list of
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104 designators. The item corresponding to each
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105 designator is linked to the property given by simple
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106 form variable. These are collected up and returned in
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107 all_links.
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108
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109 None of the above (ie. just a simple form value)
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110 The value of the form variable is converted
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111 appropriately, depending on the type of the property.
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112
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113 For a Link('klass') property, the form value is a
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114 single key for 'klass', where the key field is
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115 specified in dbinit.py.
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116
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117 For a Multilink('klass') property, the form value is a
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118 comma-separated list of keys for 'klass', where the
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119 key field is specified in dbinit.py.
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120
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121 Note that for simple-form-variables specifiying Link
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122 and Multilink properties, the linked-to class must
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123 have a key field.
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124
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125 For a String() property specifying a filename, the
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126 file named by the form value is uploaded. This means we
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127 try to set additional properties "filename" and "type" (if
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128 they are valid for the class). Otherwise, the property
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129 is set to the form value.
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130
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131 For Date(), Interval(), Boolean(), and Number()
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132 properties, the form value is converted to the
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133 appropriate
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134
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135 Any of the form variables may be prefixed with a classname or
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136 designator.
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137
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138 Two special form values are supported for backwards
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139 compatibility:
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140
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141 @note
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142 This is equivalent to::
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143
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144 @link@messages=msg-1
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145 msg-1@content=value
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146
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147 except that in addition, the "author" and "date"
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148 properties of "msg-1" are set to the userid of the
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149 submitter, and the current time, respectively.
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150
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151 @file
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152 This is equivalent to::
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153
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154 @link@files=file-1
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155 file-1@content=value
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156
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157 The String content value is handled as described above for
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158 file uploads.
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159
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160 If both the "@note" and "@file" form variables are
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161 specified, the action::
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162
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163 @link@msg-1@files=file-1
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164
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165 is also performed.
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166
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167 We also check that FileClass items have a "content" property with
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168 actual content, otherwise we remove them from all_props before
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169 returning.
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170
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171 The return from this method is a dict of
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172 (classname, id): properties
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173 ... this dict _always_ has an entry for the current context,
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174 even if it's empty (ie. a submission for an existing issue that
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175 doesn't result in any changes would return {('issue','123'): {}})
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176 The id may be None, which indicates that an item should be
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177 created.
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178 """
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179 # some very useful variables
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180 db = self.db
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181 form = self.form
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182
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183 if not hasattr(self, 'FV_SPECIAL'):
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184 # generate the regexp for handling special form values
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185 classes = '|'.join(db.classes.keys())
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186 # specials for parsePropsFromForm
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187 # handle the various forms (see unit tests)
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188 self.FV_SPECIAL = re.compile(self.FV_LABELS%classes, re.VERBOSE)
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189 self.FV_DESIGNATOR = re.compile(r'(%s)([-\d]+)'%classes)
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190
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191 # these indicate the default class / item
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192 default_cn = self.classname
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193 default_cl = self.db.classes[default_cn]
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194 default_nodeid = self.nodeid
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195
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196 # we'll store info about the individual class/item edit in these
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197 all_required = {} # required props per class/item
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198 all_props = {} # props to set per class/item
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199 got_props = {} # props received per class/item
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200 all_propdef = {} # note - only one entry per class
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201 all_links = [] # as many as are required
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202
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203 # we should always return something, even empty, for the context
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204 all_props[(default_cn, default_nodeid)] = {}
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205
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206 keys = form.keys()
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207 timezone = db.getUserTimezone()
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208
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209 # sentinels for the :note and :file props
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210 have_note = have_file = 0
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211
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212 # extract the usable form labels from the form
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213 matches = []
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214 for key in keys:
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215 m = self.FV_SPECIAL.match(key)
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216 if m:
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217 matches.append((key, m.groupdict()))
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218
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219 # now handle the matches
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220 for key, d in matches:
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221 if d['classname']:
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222 # we got a designator
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223 cn = d['classname']
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224 cl = self.db.classes[cn]
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225 nodeid = d['id']
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226 propname = d['propname']
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227 elif d['note']:
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228 # the special note field
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229 cn = 'msg'
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230 cl = self.db.classes[cn]
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231 nodeid = '-1'
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232 propname = 'content'
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233 all_links.append((default_cn, default_nodeid, 'messages',
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234 [('msg', '-1')]))
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235 have_note = 1
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236 elif d['file']:
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237 # the special file field
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238 cn = 'file'
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239 cl = self.db.classes[cn]
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240 nodeid = '-1'
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241 propname = 'content'
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242 all_links.append((default_cn, default_nodeid, 'files',
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243 [('file', '-1')]))
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244 have_file = 1
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245 else:
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246 # default
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247 cn = default_cn
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248 cl = default_cl
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249 nodeid = default_nodeid
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250 propname = d['propname']
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251
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252 # the thing this value relates to is...
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253 this = (cn, nodeid)
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254
2010
1b11ffd8015e forward-porting of fixed edit action / parsePropsFromForm...
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255 # skip implicit create if this isn't a create action
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256 if not create and nodeid is None:
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257 continue
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258
2004
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259 # get more info about the class, and the current set of
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260 # form props for it
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261 if not all_propdef.has_key(cn):
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262 all_propdef[cn] = cl.getprops()
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263 propdef = all_propdef[cn]
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264 if not all_props.has_key(this):
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265 all_props[this] = {}
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266 props = all_props[this]
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267 if not got_props.has_key(this):
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268 got_props[this] = {}
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269
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270 # is this a link command?
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271 if d['link']:
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272 value = []
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273 for entry in self.extractFormList(form[key]):
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274 m = self.FV_DESIGNATOR.match(entry)
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275 if not m:
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276 raise FormError, \
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277 'link "%s" value "%s" not a designator'%(key, entry)
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278 value.append((m.group(1), m.group(2)))
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279
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280 # make sure the link property is valid
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281 if (not isinstance(propdef[propname], hyperdb.Multilink) and
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282 not isinstance(propdef[propname], hyperdb.Link)):
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283 raise FormError, '%s %s is not a link or '\
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284 'multilink property'%(cn, propname)
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285
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286 all_links.append((cn, nodeid, propname, value))
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287 continue
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288
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289 # detect the special ":required" variable
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290 if d['required']:
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291 all_required[this] = self.extractFormList(form[key])
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292 continue
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293
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294 # see if we're performing a special multilink action
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295 mlaction = 'set'
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296 if d['remove']:
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297 mlaction = 'remove'
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298 elif d['add']:
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299 mlaction = 'add'
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300
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301 # does the property exist?
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302 if not propdef.has_key(propname):
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303 if mlaction != 'set':
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304 raise FormError, 'You have submitted a %s action for'\
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305 ' the property "%s" which doesn\'t exist'%(mlaction,
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306 propname)
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307 # the form element is probably just something we don't care
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308 # about - ignore it
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309 continue
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310 proptype = propdef[propname]
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311
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312 # Get the form value. This value may be a MiniFieldStorage or a list
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313 # of MiniFieldStorages.
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314 value = form[key]
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315
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316 # handle unpacking of the MiniFieldStorage / list form value
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317 if isinstance(proptype, hyperdb.Multilink):
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318 value = self.extractFormList(value)
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319 else:
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320 # multiple values are not OK
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321 if isinstance(value, type([])):
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322 raise FormError, 'You have submitted more than one value'\
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323 ' for the %s property'%propname
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324 # value might be a file upload...
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325 if not hasattr(value, 'filename') or value.filename is None:
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326 # nope, pull out the value and strip it
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327 value = value.value.strip()
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328
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329 # now that we have the props field, we need a teensy little
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330 # extra bit of help for the old :note field...
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331 if d['note'] and value:
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332 props['author'] = self.db.getuid()
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333 props['date'] = date.Date()
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334
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335 # handle by type now
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336 if isinstance(proptype, hyperdb.Password):
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337 if not value:
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338 # ignore empty password values
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339 continue
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340 for key, d in matches:
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341 if d['confirm'] and d['propname'] == propname:
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342 confirm = form[key]
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343 break
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344 else:
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345 raise FormError, 'Password and confirmation text do '\
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346 'not match'
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347 if isinstance(confirm, type([])):
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348 raise FormError, 'You have submitted more than one value'\
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349 ' for the %s property'%propname
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350 if value != confirm.value:
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351 raise FormError, 'Password and confirmation text do '\
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352 'not match'
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353 try:
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354 value = password.Password(value)
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355 except hyperdb.HyperdbValueError, msg:
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356 raise FormError, msg
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357
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358 elif isinstance(proptype, hyperdb.Multilink):
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359 # convert input to list of ids
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360 try:
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361 l = hyperdb.rawToHyperdb(self.db, cl, nodeid,
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362 propname, value)
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363 except hyperdb.HyperdbValueError, msg:
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364 raise FormError, msg
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365
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366 # now use that list of ids to modify the multilink
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367 if mlaction == 'set':
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368 value = l
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369 else:
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370 # we're modifying the list - get the current list of ids
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371 if props.has_key(propname):
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372 existing = props[propname]
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373 elif nodeid and not nodeid.startswith('-'):
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374 existing = cl.get(nodeid, propname, [])
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375 else:
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376 existing = []
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
377
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
378 # now either remove or add
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
379 if mlaction == 'remove':
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
380 # remove - handle situation where the id isn't in
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
381 # the list
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
382 for entry in l:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
383 try:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
384 existing.remove(entry)
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
385 except ValueError:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
386 raise FormError, _('property "%(propname)s": '
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
387 '"%(value)s" not currently in list')%{
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
388 'propname': propname, 'value': entry}
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
389 else:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
390 # add - easy, just don't dupe
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
391 for entry in l:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
392 if entry not in existing:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
393 existing.append(entry)
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
394 value = existing
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
395 value.sort()
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
396
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
397 elif value == '':
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
398 # other types should be None'd if there's no value
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
399 value = None
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
400 else:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
401 # handle all other types
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
402 try:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
403 if isinstance(proptype, hyperdb.String):
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
404 if (hasattr(value, 'filename') and
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
405 value.filename is not None):
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
406 # skip if the upload is empty
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
407 if not value.filename:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
408 continue
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
409 # this String is actually a _file_
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
410 # try to determine the file content-type
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
411 fn = value.filename.split('\\')[-1]
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
412 if propdef.has_key('name'):
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
413 props['name'] = fn
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
414 # use this info as the type/filename properties
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
415 if propdef.has_key('type'):
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
416 if hasattr(value, 'type') and value.type:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
417 props['type'] = value.type
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
418 elif mimetypes.guess_type(fn)[0]:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
419 props['type'] = mimetypes.guess_type(fn)[0]
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
420 else:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
421 props['type'] = "application/octet-stream"
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
422 # finally, read the content RAW
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
423 value = value.value
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
424 else:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
425 value = hyperdb.rawToHyperdb(self.db, cl,
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
426 nodeid, propname, value)
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
427
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
428 else:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
429 value = hyperdb.rawToHyperdb(self.db, cl, nodeid,
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
430 propname, value)
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
431 except hyperdb.HyperdbValueError, msg:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
432 raise FormError, msg
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
433
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
434 # register that we got this property
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
435 if value:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
436 got_props[this][propname] = 1
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
437
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
438 # get the old value
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
439 if nodeid and not nodeid.startswith('-'):
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
440 try:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
441 existing = cl.get(nodeid, propname)
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
442 except KeyError:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
443 # this might be a new property for which there is
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
444 # no existing value
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
445 if not propdef.has_key(propname):
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
446 raise
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
447 except IndexError, message:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
448 raise FormError(str(message))
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
449
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
450 # make sure the existing multilink is sorted
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
451 if isinstance(proptype, hyperdb.Multilink):
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
452 existing.sort()
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
453
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
454 # "missing" existing values may not be None
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
455 if not existing:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
456 if isinstance(proptype, hyperdb.String) and not existing:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
457 # some backends store "missing" Strings as empty strings
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
458 existing = None
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
459 elif isinstance(proptype, hyperdb.Number) and not existing:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
460 # some backends store "missing" Numbers as 0 :(
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
461 existing = 0
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
462 elif isinstance(proptype, hyperdb.Boolean) and not existing:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
463 # likewise Booleans
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
464 existing = 0
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
465
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
466 # if changed, set it
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
467 if value != existing:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
468 props[propname] = value
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
469 else:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
470 # don't bother setting empty/unset values
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
471 if value is None:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
472 continue
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
473 elif isinstance(proptype, hyperdb.Multilink) and value == []:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
474 continue
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
475 elif isinstance(proptype, hyperdb.String) and value == '':
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
476 continue
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
477
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
478 props[propname] = value
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
479
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
480 # check to see if we need to specially link a file to the note
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
481 if have_note and have_file:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
482 all_links.append(('msg', '-1', 'files', [('file', '-1')]))
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
483
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
484 # see if all the required properties have been supplied
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
485 s = []
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
486 for thing, required in all_required.items():
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
487 # register the values we got
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
488 got = got_props.get(thing, {})
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
489 for entry in required[:]:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
490 if got.has_key(entry):
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
491 required.remove(entry)
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
492
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
493 # any required values not present?
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
494 if not required:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
495 continue
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
496
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
497 # tell the user to entry the values required
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
498 if len(required) > 1:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
499 p = 'properties'
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
500 else:
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
501 p = 'property'
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
502 s.append('Required %s %s %s not supplied'%(thing[0], p,
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
diff changeset
503 ', '.join(required)))
1782fe36e7b8 Move out parts of client.py to new modules:
Johannes Gijsbers <jlgijsbers@users.sourceforge.net>
parents:
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504 if s:
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505 raise FormError, '\n'.join(s)
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506
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507 # When creating a FileClass node, it should have a non-empty content
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508 # property to be created. When editing a FileClass node, it should
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509 # either have a non-empty content property or no property at all. In
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510 # the latter case, nothing will change.
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511 for (cn, id), props in all_props.items():
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512 if isinstance(self.db.classes[cn], hyperdb.FileClass):
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513 if id == '-1':
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514 if not props.get('content', ''):
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515 del all_props[(cn, id)]
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516 elif props.has_key('content') and not props['content']:
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517 raise FormError, _('File is empty')
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518 return all_props, all_links
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519
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520 def extractFormList(self, value):
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521 ''' Extract a list of values from the form value.
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522
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523 It may be one of:
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524 [MiniFieldStorage('value'), MiniFieldStorage('value','value',...), ...]
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525 MiniFieldStorage('value,value,...')
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526 MiniFieldStorage('value')
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527 '''
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528 # multiple values are OK
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529 if isinstance(value, type([])):
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530 # it's a list of MiniFieldStorages - join then into
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531 values = ','.join([i.value.strip() for i in value])
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532 else:
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533 # it's a MiniFieldStorage, but may be a comma-separated list
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534 # of values
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535 values = value.value
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536
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537 value = [i.strip() for i in values.split(',')]
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538
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539 # filter out the empty bits
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540 return filter(None, value)
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