Mercurial > p > roundup > code

annotate roundup/rest.py @ 5560:2cc07def1b3f REST-rebased

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
use getattr instead of calling each function committer: Ralf Schlatterbeck <rsc@runtux.com>
author Chau Nguyen <dangchau1991@yahoo.com>
date Wed, 30 Jan 2019 10:26:33 +0100
parents 3d80e7752783
children 7aa7f779198b
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1 """
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2 Restful API for Roundup
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3
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4 This module is free software, you may redistribute it
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5 and/or modify under the same terms as Python.
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6 """
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7
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8 import json
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9 import pprint
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10 from roundup import hyperdb
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11 from roundup.cgi.templating import Unauthorised
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12 from roundup import xmlrpc
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13
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14
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15 class RestfulInstance(object):
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16 """Dummy Handler for REST
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17 WARNING: Very ugly !!!!, cleaned & better organized in progress (next commit)
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18 """
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19
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20 def __init__(self, db):
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21 # TODO: database, translator and instance.actions
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22 self.db = db
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23
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24 def action_get(self, resource_uri, input):
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25 # TODO: split this into collection URI and resource URI
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26 class_name = resource_uri
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27 try:
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28 class_obj = self.db.getclass(class_name)
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29 """prop_name = class_obj.labelprop()
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30 result = [class_obj.get(item_id, prop_name)"""
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31 result = [{'id': item_id}
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32 for item_id in class_obj.list()
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33 if self.db.security.hasPermission('View',
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34 self.db.getuid(),
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35 class_name,
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36 None,
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37 item_id)
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38 ]
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39 result = json.JSONEncoder().encode(result)
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40 # result = `len(dict(result))` + ' ' + `len(result)`
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41 except KeyError:
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42 pass
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43
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44 try:
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45 class_name, item_id = hyperdb.splitDesignator(resource_uri)
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46 class_obj = self.db.getclass(class_name)
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47 props = class_obj.properties.keys()
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48 props.sort()
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49 result = [(prop_name, class_obj.get(item_id, prop_name))
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50 for prop_name in props
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51 if self.db.security.hasPermission('View',
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52 self.db.getuid(),
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53 class_name,
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54 prop_name,
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55 item_id)
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56 ]
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57 # Note: is this a bug by having an extra indent in xmlrpc ?
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58 result = json.JSONEncoder().encode(dict(result))
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59 except hyperdb.DesignatorError:
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60 pass
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61
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62 return result
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63
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64 def action_post(self, resource_uri, input):
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65 class_name = resource_uri
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66
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67 if not self.db.security.hasPermission('Create', self.db.getuid(),
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68 class_name):
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69 raise Unauthorised('Permission to create %s denied' % class_name)
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70
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71 class_obj = self.db.getclass(class_name)
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72
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73 # convert types
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74 props = xmlrpc.props_from_args(self.db, class_obj, input)
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75
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76 # check for the key property
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77 key = class_obj.getkey()
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78 if key and key not in props:
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79 raise xmlrpc.UsageError, 'Must provide the "%s" property.' % key
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80
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81 for key in props:
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82 if not self.db.security.hasPermission('Create', self.db.getuid(),
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83 class_name, property=key):
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84 raise Unauthorised('Permission to create %s.%s denied' %
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85 (class_name, key))
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86
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87 # do the actual create
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88 try:
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89 result = class_obj.create(**props)
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90 self.db.commit()
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91 except (TypeError, IndexError, ValueError), message:
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92 raise xmlrpc.UsageError, message
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93 return result
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94
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95 def action_put(self, resource_uri, input):
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96 raise NotImplementedError
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97
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98 def action_delete(self, resource_uri, input):
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99 # TODO: should I allow user to delete the whole collection ?
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100 # TODO: BUG with DELETE without form data. Working with random data
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101 # crash at line self.form = cgi.FieldStorage(fp=request.rfile, environ=env)
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102 class_name = resource_uri
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103 try:
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104 class_obj = self.db.getclass(class_name)
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105 raise NotImplementedError
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106 except KeyError:
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107 pass
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108
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109 try:
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110 class_name, item_id = hyperdb.splitDesignator(resource_uri)
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111 print class_name
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112 print item_id
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113 self.db.destroynode(class_name, item_id)
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114 result = 'OK'
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115 except IndexError:
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116 result = 'Error'
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117 except hyperdb.DesignatorError:
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118 pass
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119
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120 return result
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121
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122 def action_patch(self, resource_uri, input):
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123 raise NotImplementedError
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124
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125 def dispatch(self, method, uri, input):
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126 print "METHOD: " + method + " URI: " + uri
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127 print type(input)
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128 pprint.pprint(input)
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129
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130 # PATH is split to multiple pieces
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131 # 0 - rest
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132 # 1 - resource
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133 #
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134 # Example: rest/issue - collection uri
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135 # Example: rest/issue573 - element uri
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136 uri_path = uri.split("/")
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137 input_form = ["%s=%s" % (item.name, item.value) for item in input]
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138 # TODO: process input_form directly instead of making a new array
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139 # TODO: rest server
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140 # TODO: check roundup/actions.py
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141 # TODO: if uri_path has more than 2 child, return 404
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142 # TODO: custom JSONEncoder to handle other data type
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143 # TODO: catch all error and display error.
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144 try:
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145 output = getattr(self, "action_%s" % method.lower())(uri_path[1], input_form)
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146 except AttributeError:
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147 raise NotImplementedError
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148
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149 print "Response Length: %s - Response Content (First 50 char): %s" %\
3d80e7752783 Added POST and DELETE
Chau Nguyen <dangchau1991@yahoo.com>
parents: 5558
diff changeset
150 (len(output), output[:50])
5557
213a56c91471 Implement getting resource from database
Chau Nguyen <dangchau1991@yahoo.com>
parents: 5556
diff changeset
151 return output
Roundup Issue Tracker: http://roundup-tracker.org/