Mercurial > libervia-pubsub

annotate idavoll/pubsub.py @ 81:995ba223a43b

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Implemented ComponentServiceToItemRetrievalService. Redone error() of Service a bit, now prints a brief traceback of unexpected exceptions and doens't reraise the exception.
author Ralph Meijer <ralphm@ik.nu>
date Tue, 09 Nov 2004 14:53:50 +0000
parents 5d7a924ebddb
children f3f31aa491df
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1 from twisted.protocols.jabber import component,jid
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2 from twisted.xish import utility, domish
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3 from twisted.python import components
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4 from twisted.internet import defer
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5
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6 import backend
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7 import xmpp_error
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8 import disco
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9
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10 NS_COMPONENT = 'jabber:component:accept'
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11 NS_PUBSUB = 'http://jabber.org/protocol/pubsub'
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12 NS_PUBSUB_EVENT = NS_PUBSUB + '#event'
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13 NS_PUBSUB_ERRORS = NS_PUBSUB + '#errors'
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15 IQ_GET = '/iq[@type="get"]'
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16 IQ_SET = '/iq[@type="set"]'
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17 PUBSUB_ELEMENT = '/pubsub[@xmlns="' + NS_PUBSUB + '"]'
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18 PUBSUB_GET = IQ_GET + PUBSUB_ELEMENT
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19 PUBSUB_SET = IQ_SET + PUBSUB_ELEMENT
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20 PUBSUB_CREATE = PUBSUB_SET + '/create'
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21 PUBSUB_PUBLISH = PUBSUB_SET + '/publish'
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22 PUBSUB_SUBSCRIBE = PUBSUB_SET + '/subscribe'
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23 PUBSUB_UNSUBSCRIBE = PUBSUB_SET + '/unsubscribe'
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24 PUBSUB_OPTIONS_GET = PUBSUB_GET + '/options'
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25 PUBSUB_OPTIONS_SET = PUBSUB_SET + '/options'
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26 PUBSUB_CONFIGURE_GET = PUBSUB_GET + '/configure'
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27 PUBSUB_CONFIGURE_SET = PUBSUB_SET + '/configure'
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28 PUBSUB_AFFILIATIONS = PUBSUB_GET + '/affiliations'
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29 PUBSUB_ITEMS = PUBSUB_GET + '/items'
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31 class Error(Exception):
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32 pubsub_error = None
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33 stanza_error = None
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34 msg = ''
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35
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36 class NotImplemented(Error):
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37 stanza_error = 'feature-not-implemented'
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47
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39 class BadRequest(Error):
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40 stanza_error = 'bad-request'
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41
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42 class OptionsUnavailable(Error):
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43 stanza_error = 'feature-not-implemented'
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44 pubsub_error = 'subscription-options-unavailable'
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45
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46 class SubscriptionOptionsUnavailable(Error):
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47 stanza_error = 'not-acceptable'
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48 pubsub_error = 'subscription-options-unavailable'
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49
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50 class NodeNotConfigurable(Error):
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51 stanza_error = 'feature-not-implemented'
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52 pubsub_error = 'node-not-configurable'
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54 class CreateNodeNotConfigurable(Error):
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55 stanza_error = 'not-acceptable'
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56 pubsub_error = 'node-not-configurable'
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58
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59
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60 error_map = {
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61 backend.NotAuthorized: ('not-authorized', None),
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62 backend.NodeNotFound: ('item-not-found', None),
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63 backend.NoPayloadAllowed: ('bad-request', None),
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64 backend.PayloadExpected: ('bad-request', None),
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65 backend.NoInstantNodes: ('not-acceptable', None),
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66 backend.NodeExists: ('conflict', None),
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67 backend.NotImplemented: ('feature-not-implemented', None),
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68 backend.NotSubscribed: ('not-authorized', 'requestor-not-subscribed'),
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69 }
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70
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71 class Service(component.Service):
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72
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73 __implements__ = component.IService
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74
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75 def __init__(self, backend):
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76 self.backend = backend
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77
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78 def error(self, failure, iq):
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79 try:
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80 e = failure.trap(Error, *error_map.keys())
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81 except:
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82 failure.printBriefTraceback()
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83 xmpp_error.error_from_iq(iq, 'internal-server-error')
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84 return iq
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85 else:
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86 if e == Error:
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87 stanza_error = failure.value.stanza_error
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88 pubsub_error = failure.value.pubsub_error
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89 msg = ''
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90 else:
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91 stanza_error, pubsub_error = error_map[e]
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92 msg = failure.value.msg
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93
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94 xmpp_error.error_from_iq(iq, stanza_error, msg)
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95 if pubsub_error:
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96 iq.error.addElement((NS_PUBSUB_ERRORS, pubsub_error))
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97 return iq
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98
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99 def success(self, result, iq):
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100 iq.swapAttributeValues("to", "from")
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101 iq["type"] = 'result'
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102 iq.children = result or []
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103 return iq
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104
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105 def handler_wrapper(self, handler, iq):
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106 try:
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107 d = handler(iq)
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108 except:
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109 d = defer.fail()
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110
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111 d.addCallback(self.success, iq)
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112 d.addErrback(self.error, iq)
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113 d.addCallback(self.send)
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114 iq.handled = True
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115
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116 class ComponentServiceFromService(Service):
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117
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118 def get_disco_info(self, node):
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119 info = []
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120
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121 if not node:
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122 info.append(disco.Identity('pubsub', 'generic',
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123 'Generic Pubsub Service'))
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124
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125 if self.backend.supports_publisher_affiliation():
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126 info.append(disco.Feature(NS_PUBSUB + "#publisher-affiliation"))
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127
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128 if self.backend.supports_outcast_affiliation():
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129 info.append(disco.Feature(NS_PUBSUB + "#outcast-affiliation"))
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130
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131 if self.backend.supports_persistent_items():
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132 info.append(disco.Feature(NS_PUBSUB + "#persistent-items"))
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133
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134 return defer.succeed(info)
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135 else:
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136 d = self.backend.get_node_type(node)
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137 d.addCallback(lambda x: [disco.Identity('pubsub', x)])
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138 d.addErrback(lambda _: [])
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139 return d
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140
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141 def get_disco_items(self, node):
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142 if node:
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143 return defer.succeed([])
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144
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145 d = self.backend.get_nodes()
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146 d.addCallback(lambda nodes: [disco.Item(self.parent.jabberId, node)
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147 for node in nodes])
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148 return d
31
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149
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150 components.registerAdapter(ComponentServiceFromService, backend.IBackendService, component.IService)
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151
31
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152 class ComponentServiceFromNotificationService(Service):
23
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153
38
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154 def componentConnected(self, xmlstream):
31
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155 self.backend.register_notifier(self.notify)
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156
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157 def notify(self, object):
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158 node_id = object["node_id"]
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159 items = object["items"]
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160 d = self.backend.get_notification_list(node_id, items)
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161 d.addCallback(self._notify, node_id)
7
a8cfb31dc50c Implemented fallback for feature-not-implemented.
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diff changeset
162
31
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163 def _notify(self, list, node_id):
38
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164 print list
31
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165 for recipient, items in list.items():
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166 self._notify_recipient(recipient, node_id, items)
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167
31
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168 def _notify_recipient(self, recipient, node_id, itemlist):
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169 message = domish.Element((NS_COMPONENT, "message"))
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170 message["from"] = self.parent.jabberId
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171 message["to"] = recipient
38
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172 event = message.addElement((NS_PUBSUB_EVENT, "event"))
31
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173 items = event.addElement("items")
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174 items["node"] = node_id
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175 items.children.extend(itemlist)
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176 self.send(message)
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177
31
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178 components.registerAdapter(ComponentServiceFromNotificationService, backend.INotificationService, component.IService)
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179
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180 class ComponentServiceFromPublishService(Service):
4
ea195dc1732d Allow publication of more than 1 item.
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181
31
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182 def componentConnected(self, xmlstream):
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183 xmlstream.addObserver(PUBSUB_PUBLISH, self.onPublish)
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184
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185 def onPublish(self, iq):
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186 self.handler_wrapper(self._onPublish, iq)
4
ea195dc1732d Allow publication of more than 1 item.
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187
31
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188 def _onPublish(self, iq):
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189 node = iq.pubsub.publish["node"]
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190
31
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191 items = []
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192 for child in iq.pubsub.publish.children:
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diff changeset
193 if child.__class__ == domish.Element and child.name == 'item':
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diff changeset
194 items.append(child)
7
a8cfb31dc50c Implemented fallback for feature-not-implemented.
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diff changeset
195
31
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196 print items
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197
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198 return self.backend.publish(node, items,
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diff changeset
199 jid.JID(iq["from"]).userhostJID())
21
e01bbbfa8a46 Implemented node creation.
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diff changeset
200
31
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diff changeset
201 components.registerAdapter(ComponentServiceFromPublishService, backend.IPublishService, component.IService)
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202
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diff changeset
203 class ComponentServiceFromSubscriptionService(Service):
16
ce3d0db64da1 Implemented basic subscribing.
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diff changeset
204
31
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diff changeset
205 def componentConnected(self, xmlstream):
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206 xmlstream.addObserver(PUBSUB_SUBSCRIBE, self.onSubscribe)
38
c9ddca3cce20 Change exception classes to include stanza error.
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diff changeset
207 xmlstream.addObserver(PUBSUB_UNSUBSCRIBE, self.onUnsubscribe)
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208 xmlstream.addObserver(PUBSUB_OPTIONS_GET, self.onOptionsGet)
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209 xmlstream.addObserver(PUBSUB_OPTIONS_SET, self.onOptionsSet)
58
3e2e0040e3e0 Return support for the pubsub#subscribe feature.
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parents: 56
diff changeset
210
73
5d7a924ebddb Reworked disco support.
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diff changeset
211 def get_disco_info(self, node):
5d7a924ebddb Reworked disco support.
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212 info = []
58
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diff changeset
213
3e2e0040e3e0 Return support for the pubsub#subscribe feature.
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diff changeset
214 if not node:
73
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diff changeset
215 info.append(disco.Feature(NS_PUBSUB + '#subscribe'))
58
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parents: 56
diff changeset
216
73
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diff changeset
217 return defer.succeed(info)
31
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diff changeset
218
fa866793075d Split up implementation in several Services that match the division
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diff changeset
219 def onSubscribe(self, iq):
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diff changeset
220 self.handler_wrapper(self._onSubscribe, iq)
21
e01bbbfa8a46 Implemented node creation.
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diff changeset
221
31
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diff changeset
222 def _onSubscribe(self, iq):
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diff changeset
223 if iq.pubsub.options:
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224 raise SubscribeOptionsUnavailable
21
e01bbbfa8a46 Implemented node creation.
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diff changeset
225
48
671ead538758 Check for malformed subscription request.
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diff changeset
226 try:
671ead538758 Check for malformed subscription request.
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diff changeset
227 node_id = iq.pubsub.subscribe["node"]
671ead538758 Check for malformed subscription request.
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diff changeset
228 subscriber = jid.JID(iq.pubsub.subscribe["jid"])
671ead538758 Check for malformed subscription request.
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diff changeset
229 except KeyError:
671ead538758 Check for malformed subscription request.
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diff changeset
230 raise BadRequest
671ead538758 Check for malformed subscription request.
Ralph Meijer <ralphm@ik.nu>
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diff changeset
231
31
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diff changeset
232 requestor = jid.JID(iq["from"]).userhostJID()
38
c9ddca3cce20 Change exception classes to include stanza error.
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diff changeset
233 d = self.backend.subscribe(node_id, subscriber, requestor)
31
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diff changeset
234 d.addCallback(self.return_subscription)
38
c9ddca3cce20 Change exception classes to include stanza error.
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diff changeset
235 return d
7
a8cfb31dc50c Implemented fallback for feature-not-implemented.
Ralph Meijer <ralphm@ik.nu>
parents: 4
diff changeset
236
31
fa866793075d Split up implementation in several Services that match the division
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diff changeset
237 def return_subscription(self, result):
60
f6b7a06b8870 Implement retrieving affiliations.
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diff changeset
238 reply = domish.Element((NS_PUBSUB, "pubsub"))
31
fa866793075d Split up implementation in several Services that match the division
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diff changeset
239 entity = reply.addElement("entity")
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diff changeset
240 entity["node"] = result["node"]
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diff changeset
241 entity["jid"] = result["jid"].full()
48
671ead538758 Check for malformed subscription request.
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diff changeset
242 entity["affiliation"] = result["affiliation"] or 'none'
31
fa866793075d Split up implementation in several Services that match the division
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diff changeset
243 entity["subscription"] = result["subscription"]
38
c9ddca3cce20 Change exception classes to include stanza error.
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diff changeset
244 return [reply]
c9ddca3cce20 Change exception classes to include stanza error.
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parents: 31
diff changeset
245
c9ddca3cce20 Change exception classes to include stanza error.
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parents: 31
diff changeset
246 def onUnsubscribe(self, iq):
c9ddca3cce20 Change exception classes to include stanza error.
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parents: 31
diff changeset
247 self.handler_wrapper(self._onUnsubscribe, iq)
c9ddca3cce20 Change exception classes to include stanza error.
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diff changeset
248
c9ddca3cce20 Change exception classes to include stanza error.
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diff changeset
249 def _onUnsubscribe(self, iq):
47
31eb00734cc5 Check for malformed unsubscribe request.
Ralph Meijer <ralphm@ik.nu>
parents: 38
diff changeset
250 try:
31eb00734cc5 Check for malformed unsubscribe request.
Ralph Meijer <ralphm@ik.nu>
parents: 38
diff changeset
251 node_id = iq.pubsub.unsubscribe["node"]
48
671ead538758 Check for malformed subscription request.
Ralph Meijer <ralphm@ik.nu>
parents: 47
diff changeset
252 subscriber = jid.JID(iq.pubsub.unsubscribe["jid"])
47
31eb00734cc5 Check for malformed unsubscribe request.
Ralph Meijer <ralphm@ik.nu>
parents: 38
diff changeset
253 except KeyError:
31eb00734cc5 Check for malformed unsubscribe request.
Ralph Meijer <ralphm@ik.nu>
parents: 38
diff changeset
254 raise BadRequest
31eb00734cc5 Check for malformed unsubscribe request.
Ralph Meijer <ralphm@ik.nu>
parents: 38
diff changeset
255
38
c9ddca3cce20 Change exception classes to include stanza error.
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parents: 31
diff changeset
256 requestor = jid.JID(iq["from"]).userhostJID()
c9ddca3cce20 Change exception classes to include stanza error.
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parents: 31
diff changeset
257 return self.backend.unsubscribe(node_id, subscriber, requestor)
c9ddca3cce20 Change exception classes to include stanza error.
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parents: 31
diff changeset
258
c9ddca3cce20 Change exception classes to include stanza error.
Ralph Meijer <ralphm@ik.nu>
parents: 31
diff changeset
259 def onOptionsGet(self, iq):
c9ddca3cce20 Change exception classes to include stanza error.
Ralph Meijer <ralphm@ik.nu>
parents: 31
diff changeset
260 self.handler_wrapper(self._onOptionsGet, iq)
c9ddca3cce20 Change exception classes to include stanza error.
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parents: 31
diff changeset
261
c9ddca3cce20 Change exception classes to include stanza error.
Ralph Meijer <ralphm@ik.nu>
parents: 31
diff changeset
262 def _onOptionsGet(self, iq):
c9ddca3cce20 Change exception classes to include stanza error.
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parents: 31
diff changeset
263 raise OptionsUnavailable
c9ddca3cce20 Change exception classes to include stanza error.
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parents: 31
diff changeset
264
c9ddca3cce20 Change exception classes to include stanza error.
Ralph Meijer <ralphm@ik.nu>
parents: 31
diff changeset
265 def onOptionsSet(self, iq):
c9ddca3cce20 Change exception classes to include stanza error.
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parents: 31
diff changeset
266 self.handler_wrapper(self._onOptionsSet, iq)
c9ddca3cce20 Change exception classes to include stanza error.
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parents: 31
diff changeset
267
c9ddca3cce20 Change exception classes to include stanza error.
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parents: 31
diff changeset
268 def _onOptionsSet(self, iq):
c9ddca3cce20 Change exception classes to include stanza error.
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parents: 31
diff changeset
269 raise OptionsUnavailable
23
884268687229 Simplify call chain by mapping incoming requests directly to method
Ralph Meijer <ralphm@ik.nu>
parents: 21
diff changeset
270
31
fa866793075d Split up implementation in several Services that match the division
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diff changeset
271 components.registerAdapter(ComponentServiceFromSubscriptionService, backend.ISubscriptionService, component.IService)
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parents: 25
diff changeset
272
fa866793075d Split up implementation in several Services that match the division
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diff changeset
273 class ComponentServiceFromNodeCreationService(Service):
23
884268687229 Simplify call chain by mapping incoming requests directly to method
Ralph Meijer <ralphm@ik.nu>
parents: 21
diff changeset
274
68
a3d67cbab9c4 Return deferreds from getFeatures() and getIdentities().
Ralph Meijer <ralphm@ik.nu>
parents: 60
diff changeset
275 def componentConnected(self, xmlstream):
a3d67cbab9c4 Return deferreds from getFeatures() and getIdentities().
Ralph Meijer <ralphm@ik.nu>
parents: 60
diff changeset
276 xmlstream.addObserver(PUBSUB_CREATE, self.onCreate)
a3d67cbab9c4 Return deferreds from getFeatures() and getIdentities().
Ralph Meijer <ralphm@ik.nu>
parents: 60
diff changeset
277 xmlstream.addObserver(PUBSUB_CONFIGURE_GET, self.onConfigureGet)
a3d67cbab9c4 Return deferreds from getFeatures() and getIdentities().
Ralph Meijer <ralphm@ik.nu>
parents: 60
diff changeset
278 xmlstream.addObserver(PUBSUB_CONFIGURE_SET, self.onConfigureSet)
a3d67cbab9c4 Return deferreds from getFeatures() and getIdentities().
Ralph Meijer <ralphm@ik.nu>
parents: 60
diff changeset
279
73
5d7a924ebddb Reworked disco support.
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parents: 68
diff changeset
280 def get_disco_info(self, node):
5d7a924ebddb Reworked disco support.
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parents: 68
diff changeset
281 info = []
56
55fa890ef60b Match backend's supported_*() methods in getFeatures() of ComponentServiceFromService.
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parents: 48
diff changeset
282
55fa890ef60b Match backend's supported_*() methods in getFeatures() of ComponentServiceFromService.
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parents: 48
diff changeset
283 if not node:
73
5d7a924ebddb Reworked disco support.
Ralph Meijer <ralphm@ik.nu>
parents: 68
diff changeset
284 info.append(disco.Feature(NS_PUBSUB + "#create-nodes"))
56
55fa890ef60b Match backend's supported_*() methods in getFeatures() of ComponentServiceFromService.
Ralph Meijer <ralphm@ik.nu>
parents: 48
diff changeset
285
55fa890ef60b Match backend's supported_*() methods in getFeatures() of ComponentServiceFromService.
Ralph Meijer <ralphm@ik.nu>
parents: 48
diff changeset
286 if self.backend.supports_instant_nodes():
73
5d7a924ebddb Reworked disco support.
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parents: 68
diff changeset
287 info.append(disco.Feature(NS_PUBSUB + "#instant-nodes"))
56
55fa890ef60b Match backend's supported_*() methods in getFeatures() of ComponentServiceFromService.
Ralph Meijer <ralphm@ik.nu>
parents: 48
diff changeset
288
73
5d7a924ebddb Reworked disco support.
Ralph Meijer <ralphm@ik.nu>
parents: 68
diff changeset
289 return defer.succeed(info)
31
fa866793075d Split up implementation in several Services that match the division
Ralph Meijer <ralphm@ik.nu>
parents: 25
diff changeset
290
fa866793075d Split up implementation in several Services that match the division
Ralph Meijer <ralphm@ik.nu>
parents: 25
diff changeset
291 def onCreate(self, iq):
fa866793075d Split up implementation in several Services that match the division
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diff changeset
292 self.handler_wrapper(self._onCreate, iq)
23
884268687229 Simplify call chain by mapping incoming requests directly to method
Ralph Meijer <ralphm@ik.nu>
parents: 21
diff changeset
293
31
fa866793075d Split up implementation in several Services that match the division
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parents: 25
diff changeset
294 def _onCreate(self, iq):
fa866793075d Split up implementation in several Services that match the division
Ralph Meijer <ralphm@ik.nu>
parents: 25
diff changeset
295 if iq.pubsub.options:
fa866793075d Split up implementation in several Services that match the division
Ralph Meijer <ralphm@ik.nu>
parents: 25
diff changeset
296 raise CreateNodeNotConfigurable
23
884268687229 Simplify call chain by mapping incoming requests directly to method
Ralph Meijer <ralphm@ik.nu>
parents: 21
diff changeset
297
56
55fa890ef60b Match backend's supported_*() methods in getFeatures() of ComponentServiceFromService.
Ralph Meijer <ralphm@ik.nu>
parents: 48
diff changeset
298 node = iq.pubsub.create.getAttribute("node")
55fa890ef60b Match backend's supported_*() methods in getFeatures() of ComponentServiceFromService.
Ralph Meijer <ralphm@ik.nu>
parents: 48
diff changeset
299
31
fa866793075d Split up implementation in several Services that match the division
Ralph Meijer <ralphm@ik.nu>
parents: 25
diff changeset
300 owner = jid.JID(iq["from"]).userhostJID()
23
884268687229 Simplify call chain by mapping incoming requests directly to method
Ralph Meijer <ralphm@ik.nu>
parents: 21
diff changeset
301
31
fa866793075d Split up implementation in several Services that match the division
Ralph Meijer <ralphm@ik.nu>
parents: 25
diff changeset
302 d = self.backend.create_node(node, owner)
fa866793075d Split up implementation in several Services that match the division
Ralph Meijer <ralphm@ik.nu>
parents: 25
diff changeset
303 d.addCallback(self.return_create_response, iq)
fa866793075d Split up implementation in several Services that match the division
Ralph Meijer <ralphm@ik.nu>
parents: 25
diff changeset
304 return d
2
9701df89c534 First take at notifications
Ralph Meijer <ralphm@ik.nu>
parents: 1
diff changeset
305
31
fa866793075d Split up implementation in several Services that match the division
Ralph Meijer <ralphm@ik.nu>
parents: 25
diff changeset
306 def return_create_response(self, result, iq):
fa866793075d Split up implementation in several Services that match the division
Ralph Meijer <ralphm@ik.nu>
parents: 25
diff changeset
307 if iq.pubsub.create["node"] is None:
60
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
308 reply = domish.Element((NS_PUBSUB, 'pubsub'))
31
fa866793075d Split up implementation in several Services that match the division
Ralph Meijer <ralphm@ik.nu>
parents: 25
diff changeset
309 entity = reply.addElement('create')
fa866793075d Split up implementation in several Services that match the division
Ralph Meijer <ralphm@ik.nu>
parents: 25
diff changeset
310 entity['node'] = result['node_id']
60
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
311 return [reply]
31
fa866793075d Split up implementation in several Services that match the division
Ralph Meijer <ralphm@ik.nu>
parents: 25
diff changeset
312
38
c9ddca3cce20 Change exception classes to include stanza error.
Ralph Meijer <ralphm@ik.nu>
parents: 31
diff changeset
313 def onConfigureGet(self, iq):
c9ddca3cce20 Change exception classes to include stanza error.
Ralph Meijer <ralphm@ik.nu>
parents: 31
diff changeset
314 self.handler_wrapper(self._onConfigureGet, iq)
c9ddca3cce20 Change exception classes to include stanza error.
Ralph Meijer <ralphm@ik.nu>
parents: 31
diff changeset
315
c9ddca3cce20 Change exception classes to include stanza error.
Ralph Meijer <ralphm@ik.nu>
parents: 31
diff changeset
316 def _onConfigureGet(self, iq):
c9ddca3cce20 Change exception classes to include stanza error.
Ralph Meijer <ralphm@ik.nu>
parents: 31
diff changeset
317 raise NodeNotConfigurable
c9ddca3cce20 Change exception classes to include stanza error.
Ralph Meijer <ralphm@ik.nu>
parents: 31
diff changeset
318
c9ddca3cce20 Change exception classes to include stanza error.
Ralph Meijer <ralphm@ik.nu>
parents: 31
diff changeset
319 def onConfigureSet(self, iq):
c9ddca3cce20 Change exception classes to include stanza error.
Ralph Meijer <ralphm@ik.nu>
parents: 31
diff changeset
320 self.handler_wrapper(self._onConfigureSet, iq)
c9ddca3cce20 Change exception classes to include stanza error.
Ralph Meijer <ralphm@ik.nu>
parents: 31
diff changeset
321
c9ddca3cce20 Change exception classes to include stanza error.
Ralph Meijer <ralphm@ik.nu>
parents: 31
diff changeset
322 def _onConfigureSet(self, iq):
c9ddca3cce20 Change exception classes to include stanza error.
Ralph Meijer <ralphm@ik.nu>
parents: 31
diff changeset
323 raise NodeNotConfigurable
c9ddca3cce20 Change exception classes to include stanza error.
Ralph Meijer <ralphm@ik.nu>
parents: 31
diff changeset
324
31
fa866793075d Split up implementation in several Services that match the division
Ralph Meijer <ralphm@ik.nu>
parents: 25
diff changeset
325 components.registerAdapter(ComponentServiceFromNodeCreationService, backend.INodeCreationService, component.IService)
60
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
326
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
327 class ComponentServiceFromAffiliationsService(Service):
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
328
f6b7a06b8870 Implement retrieving affiliations.
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diff changeset
329 def componentConnected(self, xmlstream):
f6b7a06b8870 Implement retrieving affiliations.
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parents: 58
diff changeset
330 xmlstream.addObserver(PUBSUB_AFFILIATIONS, self.onAffiliations)
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
331
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
332 def onAffiliations(self, iq):
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
333 self.handler_wrapper(self._onAffiliations, iq)
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
334
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
335 def _onAffiliations(self, iq):
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
336 d = self.backend.get_affiliations(jid.JID(iq["from"]).userhostJID())
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
337 d.addCallback(self._return_affiliations_response, iq)
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
338 return d
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
339
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
340 def _return_affiliations_response(self, result, iq):
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
341 reply = domish.Element((NS_PUBSUB, 'pubsub'))
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
342 affiliations = reply.addElement('affiliations')
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
343 for r in result:
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
344 entity = affiliations.addElement('entity')
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
345 entity['node'] = r['node']
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
346 entity['jid'] = r['jid'].full()
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
347 entity['affiliation'] = r['affiliation'] or 'none'
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
348 entity['subscription'] = r['subscription'] or 'none'
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
349 return [reply]
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
350
f6b7a06b8870 Implement retrieving affiliations.
Ralph Meijer <ralphm@ik.nu>
parents: 58
diff changeset
351 components.registerAdapter(ComponentServiceFromAffiliationsService, backend.IAffiliationsService, component.IService)
81
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
352
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
353 class ComponentServiceFromItemRetrievalService(Service):
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
354
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
355 def componentConnected(self, xmlstream):
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
356 xmlstream.addObserver(PUBSUB_ITEMS, self.onItems)
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
357
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
358 def onItems(self, iq):
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
359 self.handler_wrapper(self._onItems, iq)
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
360
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
361 def _onItems(self, iq):
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
362 try:
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
363 node_id = iq.pubsub.items["node"]
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
364 except KeyError:
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
365 raise BadRequest
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
366
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
367 max_items = iq.pubsub.items.getAttribute('max_items')
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
368
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
369 if max_items:
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
370 try:
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
371 max_items = int(max_items)
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
372 except ValueError:
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
373 raise BadRequest
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
374
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
375 item_ids = []
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
376 for child in iq.pubsub.items.children:
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
377 if child.name == 'item' and child.uri == NS_PUBSUB:
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
378 try:
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
379 item_ids.append(child["id"])
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
380 except KeyError:
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
381 raise BadRequest
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
382
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
383 d = self.backend.get_items(node_id, jid.JID(iq["from"]), max_items,
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
384 item_ids)
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
385 d.addCallback(self._return_items_response, node_id)
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
386 return d
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
387
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
388 def _return_items_response(self, result, node_id):
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
389 reply = domish.Element((NS_PUBSUB, 'pubsub'))
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
390 items = reply.addElement('items')
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
391 items["node"] = node_id
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
392 try:
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
393 for r in result:
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
394 items.addRawXml(r)
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
395 except Exception, e:
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
396 print e
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
397
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
398 return [reply]
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
399
995ba223a43b Implemented ComponentServiceToItemRetrievalService.
Ralph Meijer <ralphm@ik.nu>
parents: 73
diff changeset
400 components.registerAdapter(ComponentServiceFromItemRetrievalService, backend.IItemRetrievalService, component.IService)