annotate sat_pubsub/pgsql_storage.py @ 248:50f6ee966da8

item are gotten according to item's access model in getItems
author Goffi <goffi@goffi.org>
date Sun, 03 Jun 2012 15:57:28 +0200
parents 70fae534b83a
children aaf5e34ff765
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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 """
235
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5 Copyright (c) 2003-2011 Ralph Meijer
233
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6 Copyright (c) 2012 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 from wokkel import data_form
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65
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66 from sat_pubsub import error, iidavoll
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67
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68 NS_ITEM_CONFIG = "http://jabber.org/protocol/pubsub#item-config"
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69 OPT_ACCESS_MODEL = 'pubsub#access_model'
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70 OPT_ROSTER_GROUPS_ALLOWED = 'pubsub#roster_groups_allowed'
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71 VAL_DEFAULT = 'default'
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72 VAL_OPEN = 'open'
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73 VAL_ROSTER = 'roster'
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74
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75 class Storage:
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76
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77 implements(iidavoll.IStorage)
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78
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79 defaultConfig = {
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80 'leaf': {
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81 "pubsub#persist_items": True,
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82 "pubsub#deliver_payloads": True,
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83 "pubsub#send_last_published_item": 'on_sub',
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84 "pubsub#access_model": 'open',
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85 },
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86 'collection': {
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87 "pubsub#deliver_payloads": True,
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88 "pubsub#send_last_published_item": 'on_sub',
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89 "pubsub#access_model": 'open',
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90 }
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91 }
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92
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93 def __init__(self, dbpool):
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94 self.dbpool = dbpool
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96
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97 def getNode(self, nodeIdentifier):
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98 return self.dbpool.runInteraction(self._getNode, nodeIdentifier)
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99
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100 def _getNode(self, cursor, nodeIdentifier):
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101 configuration = {}
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102 cursor.execute("""SELECT node_type,
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103 persist_items,
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104 deliver_payloads,
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105 send_last_published_item,
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106 access_model
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107 FROM nodes
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108 WHERE node=%s""",
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109 (nodeIdentifier,))
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110 row = cursor.fetchone()
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111
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112 if not row:
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113 raise error.NodeNotFound()
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114
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115 if row[0] == 'leaf':
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116 configuration = {
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117 'pubsub#persist_items': row[1],
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118 'pubsub#deliver_payloads': row[2],
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119 'pubsub#send_last_published_item':
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120 row[3],
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121 'pubsub#access_model':row[4]}
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122 node = LeafNode(nodeIdentifier, configuration)
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123 node.dbpool = self.dbpool
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124 return node
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125 elif row[0] == 'collection':
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126 configuration = {
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127 'pubsub#deliver_payloads': row[2],
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128 'pubsub#send_last_published_item':
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129 row[3],
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130 'pubsub#access_model':row[4]}
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131 node = CollectionNode(nodeIdentifier, configuration)
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132 node.dbpool = self.dbpool
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133 return node
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134
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136
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137 def getNodeIds(self):
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138 d = self.dbpool.runQuery("""SELECT node from nodes""")
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139 d.addCallback(lambda results: [r[0] for r in results])
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140 return d
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142
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143 def createNode(self, nodeIdentifier, owner, config):
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144 return self.dbpool.runInteraction(self._createNode, nodeIdentifier,
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145 owner, config)
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diff changeset
146
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147
206
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148 def _createNode(self, cursor, nodeIdentifier, owner, config):
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149 if config['pubsub#node_type'] != 'leaf':
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150 raise error.NoCollections()
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151
136
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152 owner = owner.userhost()
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153 try:
206
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154 cursor.execute("""INSERT INTO nodes
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155 (node, node_type, persist_items,
240
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156 deliver_payloads, send_last_published_item, access_model)
206
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157 VALUES
240
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158 (%s, 'leaf', %s, %s, %s, %s)""",
206
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159 (nodeIdentifier,
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160 config['pubsub#persist_items'],
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161 config['pubsub#deliver_payloads'],
240
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162 config['pubsub#send_last_published_item'],
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163 config['pubsub#access_model'])
206
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164 )
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165 except cursor._pool.dbapi.IntegrityError:
167
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166 raise error.NodeExists()
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167
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168 cursor.execute("""SELECT 1 from entities where jid=%s""",
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169 (owner,))
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170
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171 if not cursor.fetchone():
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172 cursor.execute("""INSERT INTO entities (jid) VALUES (%s)""",
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173 (owner,))
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174
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175 cursor.execute("""INSERT INTO affiliations
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176 (node_id, entity_id, affiliation)
206
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177 SELECT node_id, entity_id, 'owner' FROM
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178 (SELECT node_id FROM nodes WHERE node=%s) as n
107
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179 CROSS JOIN
206
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180 (SELECT entity_id FROM entities
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181 WHERE jid=%s) as e""",
198
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182 (nodeIdentifier, owner))
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183
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184
198
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185 def deleteNode(self, nodeIdentifier):
204
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186 return self.dbpool.runInteraction(self._deleteNode, nodeIdentifier)
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187
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188
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189 def _deleteNode(self, cursor, nodeIdentifier):
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190 cursor.execute("""DELETE FROM nodes WHERE node=%s""",
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191 (nodeIdentifier,))
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192
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193 if cursor.rowcount != 1:
167
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194 raise error.NodeNotFound()
107
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195
243
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196 def getNodeGroups(self, nodeIdentifier):
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197 return self.dbpool.runInteraction(self._getNodeGroups, nodeIdentifier)
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198
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199 def _getNodeGroups(self, cursor, nodeIdentifier):
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200 cursor.execute("SELECT groupname FROM node_groups_authorized NATURAL JOIN nodes WHERE node=%s",
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diff changeset
201 (nodeIdentifier,))
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202 rows = cursor.fetchall()
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203
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204 return [row[0] for row in rows]
198
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205
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206 def getAffiliations(self, entity):
204
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207 d = self.dbpool.runQuery("""SELECT node, affiliation FROM entities
206
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208 NATURAL JOIN affiliations
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209 NATURAL JOIN nodes
107
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210 WHERE jid=%s""",
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211 (entity.userhost(),))
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212 d.addCallback(lambda results: [tuple(r) for r in results])
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213 return d
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214
198
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215
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216 def getSubscriptions(self, entity):
206
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217 def toSubscriptions(rows):
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218 subscriptions = []
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219 for row in rows:
227
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220 subscriber = jid.internJID('%s/%s' % (row[1],
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221 row[2]))
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222 subscription = Subscription(row[0], subscriber, row[3])
206
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223 subscriptions.append(subscription)
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224 return subscriptions
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225
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226 d = self.dbpool.runQuery("""SELECT node, jid, resource, state
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227 FROM entities
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228 NATURAL JOIN subscriptions
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229 NATURAL JOIN nodes
107
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230 WHERE jid=%s""",
136
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diff changeset
231 (entity.userhost(),))
206
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232 d.addCallback(toSubscriptions)
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233 return d
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234
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235
206
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236 def getDefaultConfiguration(self, nodeType):
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237 return self.defaultConfig[nodeType]
107
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238
171
bc269696ef42 Reply with the correct error condition on subscription when not subscribed.
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239
198
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240
107
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241 class Node:
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242
167
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243 implements(iidavoll.INode)
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244
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245 def __init__(self, nodeIdentifier, config):
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246 self.nodeIdentifier = nodeIdentifier
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247 self._config = config
243
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248 self.owner = None;
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249
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250
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251 def _checkNodeExists(self, cursor):
206
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252 cursor.execute("""SELECT node_id FROM nodes WHERE node=%s""",
227
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253 (self.nodeIdentifier,))
121
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254 if not cursor.fetchone():
167
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255 raise error.NodeNotFound()
121
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256
107
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257
198
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diff changeset
258 def getType(self):
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259 return self.nodeType
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260
243
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diff changeset
261 def getNodeOwner(self):
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diff changeset
262 if self.owner:
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263 return defer.succeed(self.owner)
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264 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
265 d.addCallback(lambda result: jid.JID(result[0][0]))
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266 return d
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diff changeset
267
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diff changeset
268
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269 def getConfiguration(self):
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270 return self._config
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271
198
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272
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273 def setConfiguration(self, options):
121
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274 config = copy.copy(self._config)
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275
107
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276 for option in options:
121
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277 if option in config:
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278 config[option] = options[option]
180
fc687620599b Properly add send_last_published_item configuration item.
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279
204
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280 d = self.dbpool.runInteraction(self._setConfiguration, config)
198
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281 d.addCallback(self._setCachedConfiguration, config)
124
c4ee16bc48e5 Change Node.set_configuration() to set cached configuration in a callback.
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diff changeset
282 return d
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283
198
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diff changeset
284
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285 def _setConfiguration(self, cursor, config):
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286 self._checkNodeExists(cursor)
206
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diff changeset
287 cursor.execute("""UPDATE nodes SET persist_items=%s,
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288 deliver_payloads=%s,
180
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diff changeset
289 send_last_published_item=%s
107
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290 WHERE node=%s""",
121
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diff changeset
291 (config["pubsub#persist_items"],
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diff changeset
292 config["pubsub#deliver_payloads"],
180
fc687620599b Properly add send_last_published_item configuration item.
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parents: 173
diff changeset
293 config["pubsub#send_last_published_item"],
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
294 self.nodeIdentifier))
107
d252d793f0ed Initial revision.
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parents:
diff changeset
295
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
296
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
297 def _setCachedConfiguration(self, void, config):
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
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diff changeset
298 self._config = config
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
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parents: 113
diff changeset
299
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
300
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
301 def getMetaData(self):
107
d252d793f0ed Initial revision.
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302 config = copy.copy(self._config)
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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diff changeset
303 config["pubsub#node_type"] = self.nodeType
107
d252d793f0ed Initial revision.
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diff changeset
304 return config
d252d793f0ed Initial revision.
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parents:
diff changeset
305
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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diff changeset
306
e404775b12df Change naming and spacing conventions to match Twisted's.
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diff changeset
307 def getAffiliation(self, entity):
204
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
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parents: 202
diff changeset
308 return self.dbpool.runInteraction(self._getAffiliation, entity)
107
d252d793f0ed Initial revision.
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parents:
diff changeset
309
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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diff changeset
310
e404775b12df Change naming and spacing conventions to match Twisted's.
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diff changeset
311 def _getAffiliation(self, cursor, entity):
e404775b12df Change naming and spacing conventions to match Twisted's.
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312 self._checkNodeExists(cursor)
107
d252d793f0ed Initial revision.
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313 cursor.execute("""SELECT affiliation FROM affiliations
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
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diff changeset
314 NATURAL JOIN nodes
274a45d2a5ab Implement root collection that includes all leaf nodes.
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diff changeset
315 NATURAL JOIN entities
107
d252d793f0ed Initial revision.
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316 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
317 (self.nodeIdentifier,
136
327de183f48d Discover client_encoding parameter to pyPgSQL, removing all encode() calls.
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diff changeset
318 entity.userhost()))
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
319
d252d793f0ed Initial revision.
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parents:
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320 try:
d252d793f0ed Initial revision.
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321 return cursor.fetchone()[0]
d252d793f0ed Initial revision.
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parents:
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322 except TypeError:
d252d793f0ed Initial revision.
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323 return None
d252d793f0ed Initial revision.
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parents:
diff changeset
324
240
70c8bb90d75f added access_model to config, default to 'open'
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diff changeset
325 def getAccessModel(self):
70c8bb90d75f added access_model to config, default to 'open'
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diff changeset
326 return self.dbpool.runInteraction(self._getAccessModel)
70c8bb90d75f added access_model to config, default to 'open'
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parents: 235
diff changeset
327
70c8bb90d75f added access_model to config, default to 'open'
Goffi <goffi@goffi.org>
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diff changeset
328 def _getAccessModel(self, cursor, entity):
70c8bb90d75f added access_model to config, default to 'open'
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diff changeset
329 self._checkNodeExists(cursor)
70c8bb90d75f added access_model to config, default to 'open'
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diff changeset
330 cursor.execute("""SELECT access_model FROM nodes
70c8bb90d75f added access_model to config, default to 'open'
Goffi <goffi@goffi.org>
parents: 235
diff changeset
331 WHERE node=%s""",
70c8bb90d75f added access_model to config, default to 'open'
Goffi <goffi@goffi.org>
parents: 235
diff changeset
332 (self.nodeIdentifier,))
70c8bb90d75f added access_model to config, default to 'open'
Goffi <goffi@goffi.org>
parents: 235
diff changeset
333
70c8bb90d75f added access_model to config, default to 'open'
Goffi <goffi@goffi.org>
parents: 235
diff changeset
334 try:
70c8bb90d75f added access_model to config, default to 'open'
Goffi <goffi@goffi.org>
parents: 235
diff changeset
335 return cursor.fetchone()[0]
70c8bb90d75f added access_model to config, default to 'open'
Goffi <goffi@goffi.org>
parents: 235
diff changeset
336 except TypeError:
70c8bb90d75f added access_model to config, default to 'open'
Goffi <goffi@goffi.org>
parents: 235
diff changeset
337 return None
70c8bb90d75f added access_model to config, default to 'open'
Goffi <goffi@goffi.org>
parents: 235
diff changeset
338
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
339
e404775b12df Change naming and spacing conventions to match Twisted's.
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diff changeset
340 def getSubscription(self, subscriber):
204
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
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diff changeset
341 return self.dbpool.runInteraction(self._getSubscription, subscriber)
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
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parents: 113
diff changeset
342
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
343
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
344 def _getSubscription(self, cursor, subscriber):
e404775b12df Change naming and spacing conventions to match Twisted's.
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diff changeset
345 self._checkNodeExists(cursor)
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
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parents: 113
diff changeset
346
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
347 userhost = subscriber.userhost()
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
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diff changeset
348 resource = subscriber.resource or ''
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
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parents: 113
diff changeset
349
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
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diff changeset
350 cursor.execute("""SELECT state FROM subscriptions
274a45d2a5ab Implement root collection that includes all leaf nodes.
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parents: 204
diff changeset
351 NATURAL JOIN nodes
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
352 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
353 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
354 (self.nodeIdentifier,
136
327de183f48d Discover client_encoding parameter to pyPgSQL, removing all encode() calls.
Ralph Meijer <ralphm@ik.nu>
parents: 127
diff changeset
355 userhost,
327de183f48d Discover client_encoding parameter to pyPgSQL, removing all encode() calls.
Ralph Meijer <ralphm@ik.nu>
parents: 127
diff changeset
356 resource))
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
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parents: 204
diff changeset
357 row = cursor.fetchone()
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
358 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
359 return None
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
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parents: 204
diff changeset
360 else:
227
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
361 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
362
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
363
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
364 def getSubscriptions(self, state=None):
274a45d2a5ab Implement root collection that includes all leaf nodes.
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parents: 204
diff changeset
365 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
366
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
367
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
368 def _getSubscriptions(self, cursor, state):
274a45d2a5ab Implement root collection that includes all leaf nodes.
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parents: 204
diff changeset
369 self._checkNodeExists(cursor)
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.
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parents: 204
diff changeset
371 query = """SELECT jid, resource, state,
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
372 subscription_type, subscription_depth
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
373 FROM subscriptions
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
374 NATURAL JOIN nodes
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
375 NATURAL JOIN entities
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
376 WHERE node=%s""";
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
377 values = [self.nodeIdentifier]
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
378
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
379 if state:
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
380 query += " AND state=%s"
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
381 values.append(state)
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
382
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
383 cursor.execute(query, values);
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
384 rows = cursor.fetchall()
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
385
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
386 subscriptions = []
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
387 for row in rows:
227
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
388 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
389
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
390 options = {}
227
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
391 if row[3]:
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
392 options['pubsub#subscription_type'] = row[3];
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
393 if row[4]:
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
394 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
395
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
396 subscriptions.append(Subscription(self.nodeIdentifier, subscriber,
227
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
397 row[2], options))
206
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 return subscriptions
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
400
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
401
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
402 def addSubscription(self, subscriber, state, config):
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
403 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
404 state, config)
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
405
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
406
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
407 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
408 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
409
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
410 userhost = subscriber.userhost()
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
411 resource = subscriber.resource or ''
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
412
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
413 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
414 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
415
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
416 try:
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
417 cursor.execute("""INSERT INTO entities (jid) VALUES (%s)""",
227
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
418 (userhost,))
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
419 except cursor._pool.dbapi.IntegrityError:
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
420 cursor._connection.rollback()
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
421
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
422 try:
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
423 cursor.execute("""INSERT INTO subscriptions
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
424 (node_id, entity_id, resource, state,
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
425 subscription_type, subscription_depth)
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
426 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
427 (SELECT node_id FROM nodes
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
428 WHERE node=%s) as n
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
429 CROSS JOIN
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
430 (SELECT entity_id FROM entities
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
431 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
432 (resource,
327de183f48d Discover client_encoding parameter to pyPgSQL, removing all encode() calls.
Ralph Meijer <ralphm@ik.nu>
parents: 127
diff changeset
433 state,
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
434 subscription_type,
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
435 subscription_depth,
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
436 self.nodeIdentifier,
136
327de183f48d Discover client_encoding parameter to pyPgSQL, removing all encode() calls.
Ralph Meijer <ralphm@ik.nu>
parents: 127
diff changeset
437 userhost))
227
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
438 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
439 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
440
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
441
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
442 def removeSubscription(self, subscriber):
204
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
443 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
444 subscriber)
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
445
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
446
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
447 def _removeSubscription(self, cursor, subscriber):
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
448 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
449
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
450 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
451 resource = subscriber.resource or ''
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
452
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
453 cursor.execute("""DELETE FROM subscriptions WHERE
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
454 node_id=(SELECT node_id FROM nodes
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
455 WHERE node=%s) AND
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
456 entity_id=(SELECT entity_id FROM entities
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
457 WHERE jid=%s) AND
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
458 resource=%s""",
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
459 (self.nodeIdentifier,
136
327de183f48d Discover client_encoding parameter to pyPgSQL, removing all encode() calls.
Ralph Meijer <ralphm@ik.nu>
parents: 127
diff changeset
460 userhost,
327de183f48d Discover client_encoding parameter to pyPgSQL, removing all encode() calls.
Ralph Meijer <ralphm@ik.nu>
parents: 127
diff changeset
461 resource))
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
462 if cursor.rowcount != 1:
171
bc269696ef42 Reply with the correct error condition on subscription when not subscribed.
Ralph Meijer <ralphm@ik.nu>
parents: 170
diff changeset
463 raise error.NotSubscribed()
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
464
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
465 return None
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
466
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
467
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
468 def isSubscribed(self, entity):
204
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
469 return self.dbpool.runInteraction(self._isSubscribed, entity)
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
470
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
471
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
472 def _isSubscribed(self, cursor, entity):
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
473 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
474
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
475 cursor.execute("""SELECT 1 FROM entities
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
476 NATURAL JOIN subscriptions
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
477 NATURAL JOIN nodes
146
b4490bdc77e5 Change semantics of Node.is_subscribed() to match all subscriptions for an
Ralph Meijer <ralphm@ik.nu>
parents: 145
diff changeset
478 WHERE entities.jid=%s
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
479 AND node=%s AND state='subscribed'""",
146
b4490bdc77e5 Change semantics of Node.is_subscribed() to match all subscriptions for an
Ralph Meijer <ralphm@ik.nu>
parents: 145
diff changeset
480 (entity.userhost(),
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
481 self.nodeIdentifier))
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
482
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
483 return cursor.fetchone() is not None
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
484
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
485
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
486 def getAffiliations(self):
204
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
487 return self.dbpool.runInteraction(self._getAffiliations)
145
f393bccec4bc Add get_affiliations to Node class in storage facilities in preparation of
Ralph Meijer <ralphm@ik.nu>
parents: 142
diff changeset
488
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
489
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
490 def _getAffiliations(self, cursor):
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
491 self._checkNodeExists(cursor)
145
f393bccec4bc Add get_affiliations to Node class in storage facilities in preparation of
Ralph Meijer <ralphm@ik.nu>
parents: 142
diff changeset
492
f393bccec4bc Add get_affiliations to Node class in storage facilities in preparation of
Ralph Meijer <ralphm@ik.nu>
parents: 142
diff changeset
493 cursor.execute("""SELECT jid, affiliation FROM nodes
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
494 NATURAL JOIN affiliations
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
495 NATURAL JOIN entities
145
f393bccec4bc Add get_affiliations to Node class in storage facilities in preparation of
Ralph Meijer <ralphm@ik.nu>
parents: 142
diff changeset
496 WHERE node=%s""",
227
8540825f85e0 Replaced unmaintained pyPgSQL by Psycopg 2
Goffi <goffi@goffi.org>
parents: 206
diff changeset
497 (self.nodeIdentifier,))
145
f393bccec4bc Add get_affiliations to Node class in storage facilities in preparation of
Ralph Meijer <ralphm@ik.nu>
parents: 142
diff changeset
498 result = cursor.fetchall()
180
fc687620599b Properly add send_last_published_item configuration item.
Ralph Meijer <ralphm@ik.nu>
parents: 173
diff changeset
499
148
b03e5ad81173 Change all calls to jid.JID to jid.internJID to avoid redoing stringprep.
Ralph Meijer <ralphm@ik.nu>
parents: 146
diff changeset
500 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
Ralph Meijer <ralphm@ik.nu>
parents: 142
diff changeset
501
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
502
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
503
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
504 class LeafNode(Node):
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
505
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
506 implements(iidavoll.ILeafNode)
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
507
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
508 nodeType = 'leaf'
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
509
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
510 def storeItems(self, items, publisher):
204
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
511 return self.dbpool.runInteraction(self._storeItems, items, publisher)
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
512
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
513
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
514 def _storeItems(self, cursor, items, publisher):
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
515 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
516 for item in items:
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
517 self._storeItem(cursor, item, publisher)
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
518
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
519
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
520 def _storeItem(self, cursor, item, publisher):
244
3ecc94407e36 item access_model (not finished)
Goffi <goffi@goffi.org>
parents: 243
diff changeset
521 item_config = None
3ecc94407e36 item access_model (not finished)
Goffi <goffi@goffi.org>
parents: 243
diff changeset
522 access_model = VAL_DEFAULT
3ecc94407e36 item access_model (not finished)
Goffi <goffi@goffi.org>
parents: 243
diff changeset
523 for i in range(len(item.children)):
3ecc94407e36 item access_model (not finished)
Goffi <goffi@goffi.org>
parents: 243
diff changeset
524 elt = item.children[i]
3ecc94407e36 item access_model (not finished)
Goffi <goffi@goffi.org>
parents: 243
diff changeset
525 if not (elt.uri,elt.name)==(data_form.NS_X_DATA,'x'):
3ecc94407e36 item access_model (not finished)
Goffi <goffi@goffi.org>
parents: 243
diff changeset
526 continue
3ecc94407e36 item access_model (not finished)
Goffi <goffi@goffi.org>
parents: 243
diff changeset
527 form = data_form.Form.fromElement(elt)
3ecc94407e36 item access_model (not finished)
Goffi <goffi@goffi.org>
parents: 243
diff changeset
528 if (form.formNamespace == NS_ITEM_CONFIG):
3ecc94407e36 item access_model (not finished)
Goffi <goffi@goffi.org>
parents: 243
diff changeset
529 item_config = form
3ecc94407e36 item access_model (not finished)
Goffi <goffi@goffi.org>
parents: 243
diff changeset
530 del item.children[i] #we need to remove the config from item
3ecc94407e36 item access_model (not finished)
Goffi <goffi@goffi.org>
parents: 243
diff changeset
531 break
3ecc94407e36 item access_model (not finished)
Goffi <goffi@goffi.org>
parents: 243
diff changeset
532
3ecc94407e36 item access_model (not finished)
Goffi <goffi@goffi.org>
parents: 243
diff changeset
533 if item_config:
245
e11e99246be5 allowed groups from item_config are now stored
Goffi <goffi@goffi.org>
parents: 244
diff changeset
534 access_model = item_config.get(OPT_ACCESS_MODEL, VAL_DEFAULT)
244
3ecc94407e36 item access_model (not finished)
Goffi <goffi@goffi.org>
parents: 243
diff changeset
535
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
536 data = item.toXml()
244
3ecc94407e36 item access_model (not finished)
Goffi <goffi@goffi.org>
parents: 243
diff changeset
537
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
538 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
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
539 FROM nodes
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
540 WHERE nodes.node_id = items.node_id AND
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
541 nodes.node = %s and items.item=%s""",
136
327de183f48d Discover client_encoding parameter to pyPgSQL, removing all encode() calls.
Ralph Meijer <ralphm@ik.nu>
parents: 127
diff changeset
542 (publisher.full(),
127
d3689da18ed2 Don't use encode('utf-8') on serialized XML.
Ralph Meijer <ralphm@ik.nu>
parents: 124
diff changeset
543 data,
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
544 self.nodeIdentifier,
136
327de183f48d Discover client_encoding parameter to pyPgSQL, removing all encode() calls.
Ralph Meijer <ralphm@ik.nu>
parents: 127
diff changeset
545 item["id"]))
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
546 if cursor.rowcount == 1:
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
547 return
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
548
244
3ecc94407e36 item access_model (not finished)
Goffi <goffi@goffi.org>
parents: 243
diff changeset
549 cursor.execute("""INSERT INTO items (node_id, item, publisher, data, access_model)
3ecc94407e36 item access_model (not finished)
Goffi <goffi@goffi.org>
parents: 243
diff changeset
550 SELECT node_id, %s, %s, %s, %s FROM nodes
245
e11e99246be5 allowed groups from item_config are now stored
Goffi <goffi@goffi.org>
parents: 244
diff changeset
551 WHERE node=%s
e11e99246be5 allowed groups from item_config are now stored
Goffi <goffi@goffi.org>
parents: 244
diff changeset
552 RETURNING item_id""",
136
327de183f48d Discover client_encoding parameter to pyPgSQL, removing all encode() calls.
Ralph Meijer <ralphm@ik.nu>
parents: 127
diff changeset
553 (item["id"],
327de183f48d Discover client_encoding parameter to pyPgSQL, removing all encode() calls.
Ralph Meijer <ralphm@ik.nu>
parents: 127
diff changeset
554 publisher.full(),
127
d3689da18ed2 Don't use encode('utf-8') on serialized XML.
Ralph Meijer <ralphm@ik.nu>
parents: 124
diff changeset
555 data,
244
3ecc94407e36 item access_model (not finished)
Goffi <goffi@goffi.org>
parents: 243
diff changeset
556 access_model,
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
557 self.nodeIdentifier))
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
558
245
e11e99246be5 allowed groups from item_config are now stored
Goffi <goffi@goffi.org>
parents: 244
diff changeset
559 if access_model == VAL_ROSTER:
e11e99246be5 allowed groups from item_config are now stored
Goffi <goffi@goffi.org>
parents: 244
diff changeset
560 item_id = cursor.fetchone()[0];
e11e99246be5 allowed groups from item_config are now stored
Goffi <goffi@goffi.org>
parents: 244
diff changeset
561 if OPT_ROSTER_GROUPS_ALLOWED in item_config:
e11e99246be5 allowed groups from item_config are now stored
Goffi <goffi@goffi.org>
parents: 244
diff changeset
562 item_config.fields[OPT_ROSTER_GROUPS_ALLOWED].fieldType='list-multi' #XXX: needed to have a list if there is only one value
e11e99246be5 allowed groups from item_config are now stored
Goffi <goffi@goffi.org>
parents: 244
diff changeset
563 allowed_groups = item_config[OPT_ROSTER_GROUPS_ALLOWED]
e11e99246be5 allowed groups from item_config are now stored
Goffi <goffi@goffi.org>
parents: 244
diff changeset
564 else:
e11e99246be5 allowed groups from item_config are now stored
Goffi <goffi@goffi.org>
parents: 244
diff changeset
565 allowed_groups = []
e11e99246be5 allowed groups from item_config are now stored
Goffi <goffi@goffi.org>
parents: 244
diff changeset
566 for group in allowed_groups:
e11e99246be5 allowed groups from item_config are now stored
Goffi <goffi@goffi.org>
parents: 244
diff changeset
567 #TODO: check that group are actually in roster
e11e99246be5 allowed groups from item_config are now stored
Goffi <goffi@goffi.org>
parents: 244
diff changeset
568 cursor.execute("""INSERT INTO item_groups_authorized (item_id, groupname)
e11e99246be5 allowed groups from item_config are now stored
Goffi <goffi@goffi.org>
parents: 244
diff changeset
569 VALUES (%s,%s)""" , (item_id, group))
e11e99246be5 allowed groups from item_config are now stored
Goffi <goffi@goffi.org>
parents: 244
diff changeset
570
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
571
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
572 def removeItems(self, itemIdentifiers):
204
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
573 return self.dbpool.runInteraction(self._removeItems, itemIdentifiers)
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
574
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
575
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
576 def _removeItems(self, cursor, itemIdentifiers):
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
577 self._checkNodeExists(cursor)
180
fc687620599b Properly add send_last_published_item configuration item.
Ralph Meijer <ralphm@ik.nu>
parents: 173
diff changeset
578
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
579 deleted = []
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
580
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
581 for itemIdentifier in itemIdentifiers:
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
582 cursor.execute("""DELETE FROM items WHERE
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
583 node_id=(SELECT node_id FROM nodes
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
584 WHERE node=%s) AND
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
585 item=%s""",
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
586 (self.nodeIdentifier,
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
587 itemIdentifier))
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
588
142
812300cdbc22 Changed behaviour of retraction of items so that only the actually deleted
Ralph Meijer <ralphm@ik.nu>
parents: 136
diff changeset
589 if cursor.rowcount:
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
590 deleted.append(itemIdentifier)
142
812300cdbc22 Changed behaviour of retraction of items so that only the actually deleted
Ralph Meijer <ralphm@ik.nu>
parents: 136
diff changeset
591
812300cdbc22 Changed behaviour of retraction of items so that only the actually deleted
Ralph Meijer <ralphm@ik.nu>
parents: 136
diff changeset
592 return deleted
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
593
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
594
248
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
595 def getItems(self, authorized_groups, unrestricted, maxItems=None):
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
596 return self.dbpool.runInteraction(self._getItems, authorized_groups, unrestricted, maxItems)
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
597
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
598
248
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
599 def _getItems(self, cursor, authorized_groups, unrestricted, maxItems):
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
600 self._checkNodeExists(cursor)
248
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
601 if unrestricted:
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
602 query = ["""SELECT data FROM nodes
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
603 INNER JOIN items USING (node_id)
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
604 WHERE node=%s ORDER BY date DESC"""]
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
605 args = [self.nodeIdentifier]
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
606 else:
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
607 query = ["""SELECT data FROM nodes
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
608 INNER JOIN items USING (node_id)
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
609 LEFT JOIN item_groups_authorized USING (item_id)
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
610 WHERE node=%s AND
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
611 (items.access_model='open' or
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
612 (items.access_model='roster' and groupname in (%s))
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
613 )
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
614 ORDER BY date DESC"""]
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
615 args = [self.nodeIdentifier, authorized_groups]
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
616
198
e404775b12df Change naming and spacing conventions to match Twisted's.
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parents: 181
diff changeset
617 if maxItems:
248
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
618 query.append("LIMIT %s")
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
619 args.append(maxItems)
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
620
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
621 cursor.execute(' '.join(query), args)
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
622
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
623 result = cursor.fetchall()
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
624 items = [stripNamespace(parseXml(r[0])) for r in result]
274a45d2a5ab Implement root collection that includes all leaf nodes.
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parents: 204
diff changeset
625 return items
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
626
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
627
248
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
628 def getItemsById(self, authorized_groups, unrestricted, itemIdentifiers):
204
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
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parents: 202
diff changeset
629 return self.dbpool.runInteraction(self._getItemsById, itemIdentifiers)
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
630
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
631
248
50f6ee966da8 item are gotten according to item's access model in getItems
Goffi <goffi@goffi.org>
parents: 247
diff changeset
632 def _getItemsById(self, cursor, authorized_groups, unrestricted, itemIdentifiers):
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
633 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
634 items = []
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
635 for itemIdentifier in itemIdentifiers:
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
636 cursor.execute("""SELECT data FROM nodes
247
70fae534b83a fixed getItems select in pgsql_storage
Goffi <goffi@goffi.org>
parents: 245
diff changeset
637 INNER JOIN items USING (node_id)
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
638 WHERE node=%s AND item=%s""",
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
639 (self.nodeIdentifier,
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
640 itemIdentifier))
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
641 result = cursor.fetchone()
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
642 if result:
202
77c61e2b8c75 Use `domish.Element`s to represent items, instead of serialized XML.
Ralph Meijer <ralphm@ik.nu>
parents: 198
diff changeset
643 items.append(parseXml(result[0]))
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
644 return items
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
645
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
646
107
d252d793f0ed Initial revision.
Ralph Meijer <ralphm@ik.nu>
parents:
diff changeset
647 def purge(self):
204
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
648 return self.dbpool.runInteraction(self._purge)
121
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
649
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
650
127
d3689da18ed2 Don't use encode('utf-8') on serialized XML.
Ralph Meijer <ralphm@ik.nu>
parents: 124
diff changeset
651 def _purge(self, cursor):
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
652 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
653
4f0113adb7ed Add Node._check_node_exists() calls to all Node methods, because nodes could
Ralph Meijer <ralphm@ik.nu>
parents: 113
diff changeset
654 cursor.execute("""DELETE FROM items WHERE
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
655 node_id=(SELECT node_id FROM nodes WHERE node=%s)""",
198
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
656 (self.nodeIdentifier,))
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
657
e404775b12df Change naming and spacing conventions to match Twisted's.
Ralph Meijer <ralphm@ik.nu>
parents: 181
diff changeset
658
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
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parents: 204
diff changeset
659 class CollectionNode(Node):
146
b4490bdc77e5 Change semantics of Node.is_subscribed() to match all subscriptions for an
Ralph Meijer <ralphm@ik.nu>
parents: 145
diff changeset
660
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
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parents: 204
diff changeset
661 nodeType = 'collection'
204
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
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parents: 202
diff changeset
662
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
663
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
664
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
665 class GatewayStorage(object):
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
666 """
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
667 Memory based storage facility for the XMPP-HTTP gateway.
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
668 """
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
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parents: 202
diff changeset
669
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
670 def __init__(self, dbpool):
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Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
671 self.dbpool = dbpool
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
672
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
673
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
674 def _countCallbacks(self, cursor, service, nodeIdentifier):
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
675 """
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
676 Count number of callbacks registered for a node.
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
677 """
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
678 cursor.execute("""SELECT count(*) FROM callbacks
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
679 WHERE service=%s and node=%s""",
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
680 service.full(),
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
681 nodeIdentifier)
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
682 results = cursor.fetchall()
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
683 return results[0][0]
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
684
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
685
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
686 def addCallback(self, service, nodeIdentifier, callback):
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
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parents: 202
diff changeset
687 def interaction(cursor):
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
688 cursor.execute("""SELECT 1 FROM callbacks
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
689 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
690 service.full(),
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
691 nodeIdentifier,
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
692 callback)
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
693 if cursor.fetchall():
206
274a45d2a5ab Implement root collection that includes all leaf nodes.
Ralph Meijer <ralphm@ik.nu>
parents: 204
diff changeset
694 return
204
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
695
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
696 cursor.execute("""INSERT INTO callbacks
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
697 (service, node, uri) VALUES
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
698 (%s, %s, %s)""",
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
699 service.full(),
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
700 nodeIdentifier,
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
701 callback)
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
702
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
703 return self.dbpool.runInteraction(interaction)
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
704
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
705
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
706 def removeCallback(self, service, nodeIdentifier, callback):
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
707 def interaction(cursor):
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
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parents: 202
diff changeset
708 cursor.execute("""DELETE FROM callbacks
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
709 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
710 service.full(),
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
711 nodeIdentifier,
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
712 callback)
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
713
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
714 if cursor.rowcount != 1:
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
715 raise error.NotSubscribed()
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
716
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
717 last = not self._countCallbacks(cursor, service, nodeIdentifier)
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
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parents: 202
diff changeset
718 return last
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parents: 202
diff changeset
719
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
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parents: 202
diff changeset
720 return self.dbpool.runInteraction(interaction)
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
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parents: 202
diff changeset
721
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
722 def getCallbacks(self, service, nodeIdentifier):
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parents: 202
diff changeset
723 def interaction(cursor):
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
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724 cursor.execute("""SELECT uri FROM callbacks
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
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725 WHERE service=%s and node=%s""",
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
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726 service.full(),
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
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727 nodeIdentifier)
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
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728 results = cursor.fetchall()
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
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729
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
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730 if not results:
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
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731 raise error.NoCallbacks()
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
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732
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Ralph Meijer <ralphm@ik.nu>
parents: 202
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733 return [result[0] for result in results]
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
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734
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
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735 return self.dbpool.runInteraction(interaction)
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
736
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
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737
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
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738 def hasCallbacks(self, service, nodeIdentifier):
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
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739 def interaction(cursor):
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
diff changeset
740 return bool(self._countCallbacks(cursor, service, nodeIdentifier))
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
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741
b4bf0a5ce50d Implement storage facilities for the HTTP gateway.
Ralph Meijer <ralphm@ik.nu>
parents: 202
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742 return self.dbpool.runInteraction(interaction)