annotate sat_pubsub/pgsql_storage.py @ 255:d55620ceafed

copyright update
author Goffi <goffi@goffi.org>
date Mon, 08 Apr 2013 23:08:45 +0200
parents 25a1dc7181cc
children 6fe7da6b4b32
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1 #!/usr/bin/python
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2 #-*- coding: utf-8 -*-
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3
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4 """
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5 Copyright (c) 2003-2011 Ralph Meijer
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6 Copyright (c) 2012, 2013 Jérôme Poisson
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7
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8
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9 This program is free software: you can redistribute it and/or modify
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10 it under the terms of the GNU Affero General Public License as published by
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11 the Free Software Foundation, either version 3 of the License, or
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12 (at your option) any later version.
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13
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14 This program is distributed in the hope that it will be useful,
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15 but WITHOUT ANY WARRANTY; without even the implied warranty of
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16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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17 GNU Affero General Public License for more details.
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18
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19 You should have received a copy of the GNU Affero General Public License
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20 along with this program. If not, see <http://www.gnu.org/licenses/>.
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21 --
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22
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23 This program is based on Idavoll (http://idavoll.ik.nu/),
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24 originaly written by Ralph Meijer (http://ralphm.net/blog/)
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25 It is sublicensed under AGPL v3 (or any later version) as allowed by the original
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26 license.
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27
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28 --
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29
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30 Here is a copy of the original license:
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31
235
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32 Copyright (c) 2003-2011 Ralph Meijer
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33
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34 Permission is hereby granted, free of charge, to any person obtaining
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35 a copy of this software and associated documentation files (the
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36 "Software"), to deal in the Software without restriction, including
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37 without limitation the rights to use, copy, modify, merge, publish,
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38 distribute, sublicense, and/or sell copies of the Software, and to
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39 permit persons to whom the Software is furnished to do so, subject to
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40 the following conditions:
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41
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42 The above copyright notice and this permission notice shall be
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43 included in all copies or substantial portions of the Software.
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44
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45 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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46 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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47 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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48 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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49 LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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50 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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51 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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52
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53 """
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54
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55 import copy
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56
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57 from zope.interface import implements
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58
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59 from twisted.internet import defer
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60 from twisted.words.protocols.jabber import jid
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61
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62 from wokkel.generic import parseXml, stripNamespace
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63 from wokkel.pubsub import Subscription
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64
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65 from sat_pubsub import error, iidavoll, const
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66
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67 class Storage:
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68
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69 implements(iidavoll.IStorage)
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71 defaultConfig = {
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72 'leaf': {
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73 "pubsub#persist_items": True,
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74 "pubsub#deliver_payloads": True,
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75 "pubsub#send_last_published_item": 'on_sub',
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76 "pubsub#access_model": 'open',
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77 },
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78 'collection': {
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79 "pubsub#deliver_payloads": True,
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80 "pubsub#send_last_published_item": 'on_sub',
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81 "pubsub#access_model": 'open',
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82 }
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83 }
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84
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85 def __init__(self, dbpool):
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86 self.dbpool = dbpool
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87
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88
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89 def getNode(self, nodeIdentifier):
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90 return self.dbpool.runInteraction(self._getNode, nodeIdentifier)
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91
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92 def _getNode(self, cursor, nodeIdentifier):
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93 configuration = {}
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94 cursor.execute("""SELECT node_type,
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95 persist_items,
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96 deliver_payloads,
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97 send_last_published_item,
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98 access_model
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99 FROM nodes
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100 WHERE node=%s""",
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101 (nodeIdentifier,))
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102 row = cursor.fetchone()
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103
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104 if not row:
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105 raise error.NodeNotFound()
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106
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107 if row[0] == 'leaf':
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108 configuration = {
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109 'pubsub#persist_items': row[1],
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110 'pubsub#deliver_payloads': row[2],
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111 'pubsub#send_last_published_item':
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112 row[3],
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113 'pubsub#access_model':row[4]}
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114 node = LeafNode(nodeIdentifier, configuration)
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115 node.dbpool = self.dbpool
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116 return node
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117 elif row[0] == 'collection':
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118 configuration = {
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119 'pubsub#deliver_payloads': row[2],
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120 'pubsub#send_last_published_item':
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121 row[3],
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122 'pubsub#access_model':row[4]}
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123 node = CollectionNode(nodeIdentifier, configuration)
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124 node.dbpool = self.dbpool
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125 return node
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126
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128
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129 def getNodeIds(self):
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130 d = self.dbpool.runQuery("""SELECT node from nodes""")
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131 d.addCallback(lambda results: [r[0] for r in results])
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132 return d
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133
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134
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135 def createNode(self, nodeIdentifier, owner, config):
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136 return self.dbpool.runInteraction(self._createNode, nodeIdentifier,
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137 owner, config)
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139
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140 def _createNode(self, cursor, nodeIdentifier, owner, config):
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141 if config['pubsub#node_type'] != 'leaf':
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142 raise error.NoCollections()
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143
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144 owner = owner.userhost()
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145 try:
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146 cursor.execute("""INSERT INTO nodes
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147 (node, node_type, persist_items,
240
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148 deliver_payloads, send_last_published_item, access_model)
206
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149 VALUES
240
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150 (%s, 'leaf', %s, %s, %s, %s)""",
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151 (nodeIdentifier,
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152 config['pubsub#persist_items'],
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153 config['pubsub#deliver_payloads'],
240
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154 config['pubsub#send_last_published_item'],
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155 config['pubsub#access_model'])
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156 )
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157 except cursor._pool.dbapi.IntegrityError:
167
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158 raise error.NodeExists()
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159
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160 cursor.execute("""SELECT 1 from entities where jid=%s""",
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161 (owner,))
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162
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163 if not cursor.fetchone():
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164 cursor.execute("""INSERT INTO entities (jid) VALUES (%s)""",
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165 (owner,))
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166
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167 cursor.execute("""INSERT INTO affiliations
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168 (node_id, entity_id, affiliation)
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169 SELECT node_id, entity_id, 'owner' FROM
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170 (SELECT node_id FROM nodes WHERE node=%s) as n
107
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171 CROSS JOIN
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172 (SELECT entity_id FROM entities
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173 WHERE jid=%s) as e""",
198
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174 (nodeIdentifier, owner))
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175
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176
198
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177 def deleteNode(self, nodeIdentifier):
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178 return self.dbpool.runInteraction(self._deleteNode, nodeIdentifier)
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179
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180
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181 def _deleteNode(self, cursor, nodeIdentifier):
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182 cursor.execute("""DELETE FROM nodes WHERE node=%s""",
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183 (nodeIdentifier,))
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184
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185 if cursor.rowcount != 1:
167
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186 raise error.NodeNotFound()
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187
243
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188 def getNodeGroups(self, nodeIdentifier):
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189 return self.dbpool.runInteraction(self._getNodeGroups, nodeIdentifier)
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190
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191 def _getNodeGroups(self, cursor, nodeIdentifier):
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192 cursor.execute("SELECT groupname FROM node_groups_authorized NATURAL JOIN nodes WHERE node=%s",
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193 (nodeIdentifier,))
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194 rows = cursor.fetchall()
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195
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196 return [row[0] for row in rows]
198
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197
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198 def getAffiliations(self, entity):
204
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199 d = self.dbpool.runQuery("""SELECT node, affiliation FROM entities
206
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200 NATURAL JOIN affiliations
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201 NATURAL JOIN nodes
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202 WHERE jid=%s""",
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203 (entity.userhost(),))
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204 d.addCallback(lambda results: [tuple(r) for r in results])
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205 return d
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206
198
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207
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208 def getSubscriptions(self, entity):
206
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209 def toSubscriptions(rows):
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210 subscriptions = []
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211 for row in rows:
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212 subscriber = jid.internJID('%s/%s' % (row[1],
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213 row[2]))
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214 subscription = Subscription(row[0], subscriber, row[3])
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215 subscriptions.append(subscription)
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216 return subscriptions
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217
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218 d = self.dbpool.runQuery("""SELECT node, jid, resource, state
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219 FROM entities
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220 NATURAL JOIN subscriptions
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221 NATURAL JOIN nodes
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222 WHERE jid=%s""",
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223 (entity.userhost(),))
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224 d.addCallback(toSubscriptions)
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225 return d
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226
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227
206
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228 def getDefaultConfiguration(self, nodeType):
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229 return self.defaultConfig[nodeType]
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230
171
bc269696ef42 Reply with the correct error condition on subscription when not subscribed.
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231
198
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232
107
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233 class Node:
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234
167
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235 implements(iidavoll.INode)
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236
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237 def __init__(self, nodeIdentifier, config):
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238 self.nodeIdentifier = nodeIdentifier
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239 self._config = config
243
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240 self.owner = None;
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241
198
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242
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243 def _checkNodeExists(self, cursor):
206
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244 cursor.execute("""SELECT node_id FROM nodes WHERE node=%s""",
227
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245 (self.nodeIdentifier,))
121
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246 if not cursor.fetchone():
167
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247 raise error.NodeNotFound()
121
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248
107
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249
198
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250 def getType(self):
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251 return self.nodeType
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252
243
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253 def getNodeOwner(self):
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diff changeset
254 if self.owner:
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255 return defer.succeed(self.owner)
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256 d = self.dbpool.runQuery("""SELECT jid FROM nodes NATURAL JOIN affiliations NATURAL JOIN entities WHERE node=%s""", (self.nodeIdentifier,))
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diff changeset
257 d.addCallback(lambda result: jid.JID(result[0][0]))
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258 return d
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259
198
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260
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261 def getConfiguration(self):
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262 return self._config
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263
198
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264
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265 def setConfiguration(self, options):
121
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266 config = copy.copy(self._config)
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267
107
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268 for option in options:
121
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269 if option in config:
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270 config[option] = options[option]
180
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271
204
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272 d = self.dbpool.runInteraction(self._setConfiguration, config)
198
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273 d.addCallback(self._setCachedConfiguration, config)
124
c4ee16bc48e5 Change Node.set_configuration() to set cached configuration in a callback.
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diff changeset
274 return d
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275
198
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276
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277 def _setConfiguration(self, cursor, config):
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278 self._checkNodeExists(cursor)
206
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279 cursor.execute("""UPDATE nodes SET persist_items=%s,
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280 deliver_payloads=%s,
180
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diff changeset
281 send_last_published_item=%s
107
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282 WHERE node=%s""",
121
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283 (config["pubsub#persist_items"],
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284 config["pubsub#deliver_payloads"],
180
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285 config["pubsub#send_last_published_item"],
198
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diff changeset
286 self.nodeIdentifier))
107
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287
198
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288
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289 def _setCachedConfiguration(self, void, config):
121
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290 self._config = config
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291
198
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292
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diff changeset
293 def getMetaData(self):
107
d252d793f0ed Initial revision.
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294 config = copy.copy(self._config)
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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diff changeset
295 config["pubsub#node_type"] = self.nodeType
107
d252d793f0ed Initial revision.
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parents:
diff changeset
296 return config
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parents:
diff changeset
297
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
298
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
299 def getAffiliation(self, entity):
204
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
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parents: 202
diff changeset
300 return self.dbpool.runInteraction(self._getAffiliation, entity)
107
d252d793f0ed Initial revision.
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parents:
diff changeset
301
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
302
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
303 def _getAffiliation(self, cursor, entity):
e404775b12df Change naming and spacing conventions to match Twisted's.
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diff changeset
304 self._checkNodeExists(cursor)
107
d252d793f0ed Initial revision.
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305 cursor.execute("""SELECT affiliation FROM affiliations
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
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parents: 204
diff changeset
306 NATURAL JOIN nodes
274a45d2a5ab Implement root collection that includes all leaf nodes.
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diff changeset
307 NATURAL JOIN entities
107
d252d793f0ed Initial revision.
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parents:
diff changeset
308 WHERE node=%s AND jid=%s""",
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
309 (self.nodeIdentifier,
136
327de183f48d Discover client_encoding parameter to pyPgSQL, removing all encode() calls.
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diff changeset
310 entity.userhost()))
107
d252d793f0ed Initial revision.
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parents:
diff changeset
311
d252d793f0ed Initial revision.
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parents:
diff changeset
312 try:
d252d793f0ed Initial revision.
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313 return cursor.fetchone()[0]
d252d793f0ed Initial revision.
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parents:
diff changeset
314 except TypeError:
d252d793f0ed Initial revision.
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parents:
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315 return None
d252d793f0ed Initial revision.
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316
240
70c8bb90d75f added access_model to config, default to 'open'
Goffi <goffi@goffi.org>
parents: 235
diff changeset
317 def getAccessModel(self):
70c8bb90d75f added access_model to config, default to 'open'
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diff changeset
318 return self.dbpool.runInteraction(self._getAccessModel)
70c8bb90d75f added access_model to config, default to 'open'
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parents: 235
diff changeset
319
70c8bb90d75f added access_model to config, default to 'open'
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parents: 235
diff changeset
320 def _getAccessModel(self, cursor, entity):
70c8bb90d75f added access_model to config, default to 'open'
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parents: 235
diff changeset
321 self._checkNodeExists(cursor)
70c8bb90d75f added access_model to config, default to 'open'
Goffi <goffi@goffi.org>
parents: 235
diff changeset
322 cursor.execute("""SELECT access_model FROM nodes
70c8bb90d75f added access_model to config, default to 'open'
Goffi <goffi@goffi.org>
parents: 235
diff changeset
323 WHERE node=%s""",
70c8bb90d75f added access_model to config, default to 'open'
Goffi <goffi@goffi.org>
parents: 235
diff changeset
324 (self.nodeIdentifier,))
70c8bb90d75f added access_model to config, default to 'open'
Goffi <goffi@goffi.org>
parents: 235
diff changeset
325
70c8bb90d75f added access_model to config, default to 'open'
Goffi <goffi@goffi.org>
parents: 235
diff changeset
326 try:
70c8bb90d75f added access_model to config, default to 'open'
Goffi <goffi@goffi.org>
parents: 235
diff changeset
327 return cursor.fetchone()[0]
70c8bb90d75f added access_model to config, default to 'open'
Goffi <goffi@goffi.org>
parents: 235
diff changeset
328 except TypeError:
70c8bb90d75f added access_model to config, default to 'open'
Goffi <goffi@goffi.org>
parents: 235
diff changeset
329 return None
70c8bb90d75f added access_model to config, default to 'open'
Goffi <goffi@goffi.org>
parents: 235
diff changeset
330
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
331
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
332 def getSubscription(self, subscriber):
204
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
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parents: 202
diff changeset
333 return self.dbpool.runInteraction(self._getSubscription, subscriber)
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
334
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
335
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
336 def _getSubscription(self, cursor, subscriber):
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
337 self._checkNodeExists(cursor)
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
338
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
339 userhost = subscriber.userhost()
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
340 resource = subscriber.resource or ''
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
341
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
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parents: 204
diff changeset
342 cursor.execute("""SELECT state FROM subscriptions
274a45d2a5ab Implement root collection that includes all leaf nodes.
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parents: 204
diff changeset
343 NATURAL JOIN nodes
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
344 NATURAL JOIN entities
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
345 WHERE node=%s AND jid=%s AND resource=%s""",
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
346 (self.nodeIdentifier,
136
327de183f48d Discover client_encoding parameter to pyPgSQL, removing all encode() calls.
Ralph Meijer <ralphm@ik.nu>
parents: 127
diff changeset
347 userhost,
327de183f48d Discover client_encoding parameter to pyPgSQL, removing all encode() calls.
Ralph Meijer <ralphm@ik.nu>
parents: 127
diff changeset
348 resource))
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
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parents: 204
diff changeset
349 row = cursor.fetchone()
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
350 if not row:
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
351 return None
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
352 else:
227
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
353 return Subscription(self.nodeIdentifier, subscriber, row[0])
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
354
274a45d2a5ab Implement root collection that includes all leaf nodes.
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parents: 204
diff changeset
355
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
356 def getSubscriptions(self, state=None):
274a45d2a5ab Implement root collection that includes all leaf nodes.
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parents: 204
diff changeset
357 return self.dbpool.runInteraction(self._getSubscriptions, state)
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
358
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
359
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
360 def _getSubscriptions(self, cursor, state):
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
361 self._checkNodeExists(cursor)
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
362
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
363 query = """SELECT jid, resource, state,
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
364 subscription_type, subscription_depth
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
365 FROM subscriptions
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
366 NATURAL JOIN nodes
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
367 NATURAL JOIN entities
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
368 WHERE node=%s""";
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
369 values = [self.nodeIdentifier]
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
370
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
371 if state:
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
372 query += " AND state=%s"
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
373 values.append(state)
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
374
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
375 cursor.execute(query, values);
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
376 rows = cursor.fetchall()
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
377
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
378 subscriptions = []
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
379 for row in rows:
227
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
380 subscriber = jid.JID('%s/%s' % (row[0], row[1]))
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
381
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
382 options = {}
227
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
383 if row[3]:
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
384 options['pubsub#subscription_type'] = row[3];
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
385 if row[4]:
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
386 options['pubsub#subscription_depth'] = row[4];
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
387
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
388 subscriptions.append(Subscription(self.nodeIdentifier, subscriber,
227
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
389 row[2], options))
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
390
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
391 return subscriptions
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
392
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
393
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
394 def addSubscription(self, subscriber, state, config):
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
395 return self.dbpool.runInteraction(self._addSubscription, subscriber,
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
396 state, config)
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
397
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
398
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
399 def _addSubscription(self, cursor, subscriber, state, config):
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
400 self._checkNodeExists(cursor)
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
401
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
402 userhost = subscriber.userhost()
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
403 resource = subscriber.resource or ''
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
404
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
405 subscription_type = config.get('pubsub#subscription_type')
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
406 subscription_depth = config.get('pubsub#subscription_depth')
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
407
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
408 try:
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
409 cursor.execute("""INSERT INTO entities (jid) VALUES (%s)""",
227
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
410 (userhost,))
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
411 except cursor._pool.dbapi.IntegrityError:
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
412 cursor._connection.rollback()
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
413
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
414 try:
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
415 cursor.execute("""INSERT INTO subscriptions
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
416 (node_id, entity_id, resource, state,
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
417 subscription_type, subscription_depth)
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
418 SELECT node_id, entity_id, %s, %s, %s, %s FROM
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
419 (SELECT node_id FROM nodes
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
420 WHERE node=%s) as n
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
421 CROSS JOIN
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
422 (SELECT entity_id FROM entities
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
423 WHERE jid=%s) as e""",
136
327de183f48d Discover client_encoding parameter to pyPgSQL, removing all encode() calls.
Ralph Meijer <ralphm@ik.nu>
parents: 127
diff changeset
424 (resource,
327de183f48d Discover client_encoding parameter to pyPgSQL, removing all encode() calls.
Ralph Meijer <ralphm@ik.nu>
parents: 127
diff changeset
425 state,
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
426 subscription_type,
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
427 subscription_depth,
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
428 self.nodeIdentifier,
136
327de183f48d Discover client_encoding parameter to pyPgSQL, removing all encode() calls.
Ralph Meijer <ralphm@ik.nu>
parents: 127
diff changeset
429 userhost))
227
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
430 except cursor._pool.dbapi.IntegrityError:
167
ef22e4150caa Move protocol implementations (pubsub, disco, forms) to and depend on wokkel.
Ralph Meijer <ralphm@ik.nu>
parents: 163
diff changeset
431 raise error.SubscriptionExists()
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
432
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
433
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
434 def removeSubscription(self, subscriber):
204
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
435 return self.dbpool.runInteraction(self._removeSubscription,
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
436 subscriber)
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
437
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
438
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
439 def _removeSubscription(self, cursor, subscriber):
e404775b12df Change naming and spacing conventions to match Twisted's.
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440 self._checkNodeExists(cursor)
121
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441
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
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442 userhost = subscriber.userhost()
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443 resource = subscriber.resource or ''
107
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444
121
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445 cursor.execute("""DELETE FROM subscriptions WHERE
206
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446 node_id=(SELECT node_id FROM nodes
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447 WHERE node=%s) AND
274a45d2a5ab Implement root collection that includes all leaf nodes.
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448 entity_id=(SELECT entity_id FROM entities
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449 WHERE jid=%s) AND
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450 resource=%s""",
198
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451 (self.nodeIdentifier,
136
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452 userhost,
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453 resource))
121
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454 if cursor.rowcount != 1:
171
bc269696ef42 Reply with the correct error condition on subscription when not subscribed.
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diff changeset
455 raise error.NotSubscribed()
107
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456
121
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457 return None
107
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458
198
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459
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460 def isSubscribed(self, entity):
204
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461 return self.dbpool.runInteraction(self._isSubscribed, entity)
121
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462
198
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463
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464 def _isSubscribed(self, cursor, entity):
e404775b12df Change naming and spacing conventions to match Twisted's.
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465 self._checkNodeExists(cursor)
121
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466
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
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467 cursor.execute("""SELECT 1 FROM entities
206
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diff changeset
468 NATURAL JOIN subscriptions
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diff changeset
469 NATURAL JOIN nodes
146
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470 WHERE entities.jid=%s
206
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471 AND node=%s AND state='subscribed'""",
146
b4490bdc77e5 Change semantics of Node.is_subscribed() to match all subscriptions for an
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472 (entity.userhost(),
198
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473 self.nodeIdentifier))
121
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474
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475 return cursor.fetchone() is not None
107
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476
198
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diff changeset
477
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478 def getAffiliations(self):
204
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479 return self.dbpool.runInteraction(self._getAffiliations)
145
f393bccec4bc Add get_affiliations to Node class in storage facilities in preparation of
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diff changeset
480
198
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diff changeset
481
e404775b12df Change naming and spacing conventions to match Twisted's.
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482 def _getAffiliations(self, cursor):
e404775b12df Change naming and spacing conventions to match Twisted's.
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483 self._checkNodeExists(cursor)
145
f393bccec4bc Add get_affiliations to Node class in storage facilities in preparation of
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parents: 142
diff changeset
484
f393bccec4bc Add get_affiliations to Node class in storage facilities in preparation of
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485 cursor.execute("""SELECT jid, affiliation FROM nodes
206
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diff changeset
486 NATURAL JOIN affiliations
274a45d2a5ab Implement root collection that includes all leaf nodes.
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diff changeset
487 NATURAL JOIN entities
145
f393bccec4bc Add get_affiliations to Node class in storage facilities in preparation of
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488 WHERE node=%s""",
227
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
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diff changeset
489 (self.nodeIdentifier,))
145
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490 result = cursor.fetchall()
180
fc687620599b Properly add send_last_published_item configuration item.
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491
148
b03e5ad81173 Change all calls to jid.JID to jid.internJID to avoid redoing stringprep.
Ralph Meijer <ralphm@ik.nu>
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diff changeset
492 return [(jid.internJID(r[0]), r[1]) for r in result]
145
f393bccec4bc Add get_affiliations to Node class in storage facilities in preparation of
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diff changeset
493
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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diff changeset
494
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diff changeset
495
206
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diff changeset
496 class LeafNode(Node):
274a45d2a5ab Implement root collection that includes all leaf nodes.
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diff changeset
497
274a45d2a5ab Implement root collection that includes all leaf nodes.
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498 implements(iidavoll.ILeafNode)
107
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499
198
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500 nodeType = 'leaf'
107
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501
250
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diff changeset
502 def storeItems(self, item_data, publisher):
eb14b8d30cba fine tuning per-item permissions
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diff changeset
503 return self.dbpool.runInteraction(self._storeItems, item_data, publisher)
121
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parents: 113
diff changeset
504
198
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505
250
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diff changeset
506 def _storeItems(self, cursor, item_data, publisher):
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parents: 249
diff changeset
507 self._checkNodeExists(cursor)
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diff changeset
508 for item_datum in item_data:
eb14b8d30cba fine tuning per-item permissions
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diff changeset
509 self._storeItem(cursor, item_datum, publisher)
244
3ecc94407e36 item access_model (not finished)
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diff changeset
510
250
eb14b8d30cba fine tuning per-item permissions
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diff changeset
511
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Goffi <goffi@goffi.org>
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diff changeset
512 def _storeItem(self, cursor, item_datum, publisher):
eb14b8d30cba fine tuning per-item permissions
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diff changeset
513 access_model, item_config, item = item_datum
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
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514 data = item.toXml()
244
3ecc94407e36 item access_model (not finished)
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515
121
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516 cursor.execute("""UPDATE items SET date=now(), publisher=%s, data=%s
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
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diff changeset
517 FROM nodes
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
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diff changeset
518 WHERE nodes.node_id = items.node_id AND
121
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diff changeset
519 nodes.node = %s and items.item=%s""",
136
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parents: 127
diff changeset
520 (publisher.full(),
127
d3689da18ed2 Don't use encode('utf-8') on serialized XML.
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diff changeset
521 data,
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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diff changeset
522 self.nodeIdentifier,
136
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diff changeset
523 item["id"]))
121
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diff changeset
524 if cursor.rowcount == 1:
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
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diff changeset
525 return
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parents: 113
diff changeset
526
244
3ecc94407e36 item access_model (not finished)
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diff changeset
527 cursor.execute("""INSERT INTO items (node_id, item, publisher, data, access_model)
3ecc94407e36 item access_model (not finished)
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diff changeset
528 SELECT node_id, %s, %s, %s, %s FROM nodes
245
e11e99246be5 allowed groups from item_config are now stored
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parents: 244
diff changeset
529 WHERE node=%s
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diff changeset
530 RETURNING item_id""",
136
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diff changeset
531 (item["id"],
327de183f48d Discover client_encoding parameter to pyPgSQL, removing all encode() calls.
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diff changeset
532 publisher.full(),
127
d3689da18ed2 Don't use encode('utf-8') on serialized XML.
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diff changeset
533 data,
244
3ecc94407e36 item access_model (not finished)
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diff changeset
534 access_model,
198
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diff changeset
535 self.nodeIdentifier))
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diff changeset
536
250
eb14b8d30cba fine tuning per-item permissions
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diff changeset
537 if access_model == const.VAL_ROSTER:
245
e11e99246be5 allowed groups from item_config are now stored
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parents: 244
diff changeset
538 item_id = cursor.fetchone()[0];
250
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diff changeset
539 if const.OPT_ROSTER_GROUPS_ALLOWED in item_config:
eb14b8d30cba fine tuning per-item permissions
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parents: 249
diff changeset
540 item_config.fields[const.OPT_ROSTER_GROUPS_ALLOWED].fieldType='list-multi' #XXX: needed to force list if there is only one value
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parents: 249
diff changeset
541 allowed_groups = item_config[const.OPT_ROSTER_GROUPS_ALLOWED]
245
e11e99246be5 allowed groups from item_config are now stored
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diff changeset
542 else:
e11e99246be5 allowed groups from item_config are now stored
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parents: 244
diff changeset
543 allowed_groups = []
e11e99246be5 allowed groups from item_config are now stored
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parents: 244
diff changeset
544 for group in allowed_groups:
e11e99246be5 allowed groups from item_config are now stored
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parents: 244
diff changeset
545 #TODO: check that group are actually in roster
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parents: 244
diff changeset
546 cursor.execute("""INSERT INTO item_groups_authorized (item_id, groupname)
e11e99246be5 allowed groups from item_config are now stored
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parents: 244
diff changeset
547 VALUES (%s,%s)""" , (item_id, group))
e11e99246be5 allowed groups from item_config are now stored
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diff changeset
548
107
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diff changeset
549
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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diff changeset
550 def removeItems(self, itemIdentifiers):
204
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
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parents: 202
diff changeset
551 return self.dbpool.runInteraction(self._removeItems, itemIdentifiers)
121
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parents: 113
diff changeset
552
198
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diff changeset
553
e404775b12df Change naming and spacing conventions to match Twisted's.
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diff changeset
554 def _removeItems(self, cursor, itemIdentifiers):
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
555 self._checkNodeExists(cursor)
180
fc687620599b Properly add send_last_published_item configuration item.
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parents: 173
diff changeset
556
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
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parents: 113
diff changeset
557 deleted = []
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
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parents: 113
diff changeset
558
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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diff changeset
559 for itemIdentifier in itemIdentifiers:
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
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parents: 113
diff changeset
560 cursor.execute("""DELETE FROM items WHERE
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
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parents: 204
diff changeset
561 node_id=(SELECT node_id FROM nodes
274a45d2a5ab Implement root collection that includes all leaf nodes.
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parents: 204
diff changeset
562 WHERE node=%s) AND
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
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diff changeset
563 item=%s""",
198
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diff changeset
564 (self.nodeIdentifier,
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
565 itemIdentifier))
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
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parents: 113
diff changeset
566
142
812300cdbc22 Changed behaviour of retraction of items so that only the actually deleted
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parents: 136
diff changeset
567 if cursor.rowcount:
198
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parents: 181
diff changeset
568 deleted.append(itemIdentifier)
142
812300cdbc22 Changed behaviour of retraction of items so that only the actually deleted
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parents: 136
diff changeset
569
812300cdbc22 Changed behaviour of retraction of items so that only the actually deleted
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parents: 136
diff changeset
570 return deleted
107
d252d793f0ed Initial revision.
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diff changeset
571
198
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parents: 181
diff changeset
572
248
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
573 def getItems(self, authorized_groups, unrestricted, maxItems=None):
252
25a1dc7181cc full items, with item-configuration, are returned if items are asked by the owner
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parents: 250
diff changeset
574 """ Get all authorised items
25a1dc7181cc full items, with item-configuration, are returned if items are asked by the owner
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diff changeset
575 @param authorized_groups: we want to get items that these groups can access
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parents: 250
diff changeset
576 @param unrestricted: if true, don't check permissions (i.e.: get all items)
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Goffi <goffi@goffi.org>
parents: 250
diff changeset
577 @param maxItems: nb of items we want to tget
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parents: 250
diff changeset
578 @return: list of (item, access_model, access_model) if unrestricted is True, else list of items
25a1dc7181cc full items, with item-configuration, are returned if items are asked by the owner
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diff changeset
579 """
248
50f6ee966da8 item are gotten according to item's access model in getItems
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580 return self.dbpool.runInteraction(self._getItems, authorized_groups, unrestricted, maxItems)
121
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581
198
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diff changeset
582
248
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583 def _getItems(self, cursor, authorized_groups, unrestricted, maxItems):
198
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584 self._checkNodeExists(cursor)
248
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585 if unrestricted:
252
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586 query = ["""SELECT data,items.access_model,item_id FROM nodes
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587 INNER JOIN items USING (node_id)
248
50f6ee966da8 item are gotten according to item's access model in getItems
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588 WHERE node=%s ORDER BY date DESC"""]
50f6ee966da8 item are gotten according to item's access model in getItems
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589 args = [self.nodeIdentifier]
50f6ee966da8 item are gotten according to item's access model in getItems
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590 else:
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591 query = ["""SELECT data FROM nodes
50f6ee966da8 item are gotten according to item's access model in getItems
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592 INNER JOIN items USING (node_id)
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593 LEFT JOIN item_groups_authorized USING (item_id)
50f6ee966da8 item are gotten according to item's access model in getItems
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594 WHERE node=%s AND
249
aaf5e34ff765 fixed getItems when there are not authorized_groups + fixed default value for StoreItem
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595 (items.access_model='open' """ +
aaf5e34ff765 fixed getItems when there are not authorized_groups + fixed default value for StoreItem
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596 ("or (items.access_model='roster' and groupname in %s)" if authorized_groups else '') +
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597 """)
248
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diff changeset
598 ORDER BY date DESC"""]
249
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diff changeset
599 args = [self.nodeIdentifier]
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600 if authorized_groups:
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601 args.append(authorized_groups)
248
50f6ee966da8 item are gotten according to item's access model in getItems
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diff changeset
602
198
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603 if maxItems:
248
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diff changeset
604 query.append("LIMIT %s")
50f6ee966da8 item are gotten according to item's access model in getItems
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diff changeset
605 args.append(maxItems)
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diff changeset
606
50f6ee966da8 item are gotten according to item's access model in getItems
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diff changeset
607 cursor.execute(' '.join(query), args)
121
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diff changeset
608
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parents: 113
diff changeset
609 result = cursor.fetchall()
252
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diff changeset
610 if unrestricted:
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diff changeset
611 ret = []
25a1dc7181cc full items, with item-configuration, are returned if items are asked by the owner
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diff changeset
612 for data in result:
25a1dc7181cc full items, with item-configuration, are returned if items are asked by the owner
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diff changeset
613 item = stripNamespace(parseXml(data[0]))
25a1dc7181cc full items, with item-configuration, are returned if items are asked by the owner
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diff changeset
614 access_model = data[1]
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diff changeset
615 item_id = data[2]
25a1dc7181cc full items, with item-configuration, are returned if items are asked by the owner
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diff changeset
616 if access_model == 'roster': #TODO: jid access_model
25a1dc7181cc full items, with item-configuration, are returned if items are asked by the owner
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diff changeset
617 cursor.execute('SELECT groupname FROM item_groups_authorized WHERE item_id=%s', (item_id,))
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diff changeset
618 access_list = [r[0] for r in cursor.fetchall()]
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diff changeset
619 else:
25a1dc7181cc full items, with item-configuration, are returned if items are asked by the owner
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diff changeset
620 access_list = None
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diff changeset
621
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diff changeset
622 ret.append((item, access_model, access_list))
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623 return ret
206
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624 items = [stripNamespace(parseXml(r[0])) for r in result]
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625 return items
107
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diff changeset
626
198
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diff changeset
627
248
50f6ee966da8 item are gotten according to item's access model in getItems
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diff changeset
628 def getItemsById(self, authorized_groups, unrestricted, itemIdentifiers):
252
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diff changeset
629 """ Get items which are in the given list
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diff changeset
630 @param authorized_groups: we want to get items that these groups can access
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631 @param unrestricted: if true, don't check permissions
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632 @param itemIdentifiers: list of ids of the items we want to get
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633 @return: list of (item, access_model, access_model) if unrestricted is True, else list of items
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diff changeset
634 """
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parents: 250
diff changeset
635 return self.dbpool.runInteraction(self._getItemsById, authorized_groups, unrestricted, itemIdentifiers)
198
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636
121
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diff changeset
637
248
50f6ee966da8 item are gotten according to item's access model in getItems
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638 def _getItemsById(self, cursor, authorized_groups, unrestricted, itemIdentifiers):
198
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diff changeset
639 self._checkNodeExists(cursor)
252
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640 ret = []
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641 if unrestricted: #we get everything without checking permissions
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642 for itemIdentifier in itemIdentifiers:
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diff changeset
643 cursor.execute("""SELECT data,items.access_model,item_id FROM nodes
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diff changeset
644 INNER JOIN items USING (node_id)
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diff changeset
645 WHERE node=%s AND item=%s""",
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diff changeset
646 (self.nodeIdentifier,
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diff changeset
647 itemIdentifier))
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diff changeset
648 result = cursor.fetchone()
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diff changeset
649 if result:
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650 for data in result:
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diff changeset
651 item = stripNamespace(parseXml(data[0]))
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652 access_model = data[1]
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diff changeset
653 item_id = data[2]
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654 if access_model == 'roster': #TODO: jid access_model
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655 cursor.execute('SELECT groupname FROM item_groups_authorized WHERE item_id=%s', (item_id,))
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diff changeset
656 access_list = [r[0] for r in cursor.fetchall()]
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657 else:
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diff changeset
658 access_list = None
107
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659
252
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diff changeset
660 ret.append((item, access_model, access_list))
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661 else: #we check permission before returning items
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diff changeset
662 for itemIdentifier in itemIdentifiers:
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663 args = [self.nodeIdentifier, itemIdentifier]
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664 if authorized_groups:
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diff changeset
665 args.append(authorized_groups)
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666 cursor.execute("""SELECT data FROM nodes
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diff changeset
667 INNER JOIN items USING (node_id)
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668 LEFT JOIN item_groups_authorized USING (item_id)
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diff changeset
669 WHERE node=%s AND item=%s AND
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diff changeset
670 (items.access_model='open' """ +
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diff changeset
671 ("or (items.access_model='roster' and groupname in %s)" if authorized_groups else '') + ")",
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diff changeset
672 args)
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diff changeset
673
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diff changeset
674 result = cursor.fetchone()
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parents: 250
diff changeset
675 if result:
25a1dc7181cc full items, with item-configuration, are returned if items are asked by the owner
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diff changeset
676 ret.append(parseXml(result[0]))
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diff changeset
677
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diff changeset
678 return ret
198
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diff changeset
679
107
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diff changeset
680 def purge(self):
204
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681 return self.dbpool.runInteraction(self._purge)
121
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parents: 113
diff changeset
682
198
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diff changeset
683
127
d3689da18ed2 Don't use encode('utf-8') on serialized XML.
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diff changeset
684 def _purge(self, cursor):
198
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diff changeset
685 self._checkNodeExists(cursor)
121
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diff changeset
686
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diff changeset
687 cursor.execute("""DELETE FROM items WHERE
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
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diff changeset
688 node_id=(SELECT node_id FROM nodes WHERE node=%s)""",
198
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diff changeset
689 (self.nodeIdentifier,))
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diff changeset
690
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diff changeset
691
206
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692 class CollectionNode(Node):
146
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diff changeset
693
206
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diff changeset
694 nodeType = 'collection'
204
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695
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diff changeset
696
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diff changeset
697
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698 class GatewayStorage(object):
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699 """
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diff changeset
700 Memory based storage facility for the XMPP-HTTP gateway.
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701 """
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702
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703 def __init__(self, dbpool):
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704 self.dbpool = dbpool
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705
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diff changeset
706
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707 def _countCallbacks(self, cursor, service, nodeIdentifier):
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708 """
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709 Count number of callbacks registered for a node.
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710 """
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711 cursor.execute("""SELECT count(*) FROM callbacks
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712 WHERE service=%s and node=%s""",
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Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
713 service.full(),
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
714 nodeIdentifier)
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
715 results = cursor.fetchall()
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
716 return results[0][0]
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
717
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
718
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
719 def addCallback(self, service, nodeIdentifier, callback):
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
720 def interaction(cursor):
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
721 cursor.execute("""SELECT 1 FROM callbacks
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
722 WHERE service=%s and node=%s and uri=%s""",
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
723 service.full(),
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
724 nodeIdentifier,
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
725 callback)
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
726 if cursor.fetchall():
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
727 return
204
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
728
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
729 cursor.execute("""INSERT INTO callbacks
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
730 (service, node, uri) VALUES
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
731 (%s, %s, %s)""",
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
732 service.full(),
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
733 nodeIdentifier,
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
734 callback)
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
735
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
736 return self.dbpool.runInteraction(interaction)
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
737
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
738
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
739 def removeCallback(self, service, nodeIdentifier, callback):
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
740 def interaction(cursor):
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
741 cursor.execute("""DELETE FROM callbacks
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
742 WHERE service=%s and node=%s and uri=%s""",
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
743 service.full(),
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
744 nodeIdentifier,
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
745 callback)
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
746
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
747 if cursor.rowcount != 1:
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
748 raise error.NotSubscribed()
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
749
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
750 last = not self._countCallbacks(cursor, service, nodeIdentifier)
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
751 return last
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
752
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
753 return self.dbpool.runInteraction(interaction)
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
754
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
755 def getCallbacks(self, service, nodeIdentifier):
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
756 def interaction(cursor):
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
757 cursor.execute("""SELECT uri FROM callbacks
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
758 WHERE service=%s and node=%s""",
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
759 service.full(),
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
760 nodeIdentifier)
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
761 results = cursor.fetchall()
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
762
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
763 if not results:
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
764 raise error.NoCallbacks()
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
765
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
766 return [result[0] for result in results]
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
767
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
768 return self.dbpool.runInteraction(interaction)
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
769
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
770
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
771 def hasCallbacks(self, service, nodeIdentifier):
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
772 def interaction(cursor):
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
773 return bool(self._countCallbacks(cursor, service, nodeIdentifier))
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
774
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
775 return self.dbpool.runInteraction(interaction)