annotate sat/plugins/plugin_exp_list_of_interest.py @ 3299:83795ff8a633

plugin list of interest: expose `interestsRegisterFileSharing` to bridge + use coroutines
author Goffi <goffi@goffi.org>
date Tue, 09 Jun 2020 06:25:20 +0200
parents 0c3b7ee2628f
children f17379123571
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1 #!/usr/bin/env python3
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2
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3
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4 # SAT plugin to detect language (experimental)
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5 # Copyright (C) 2009-2020 Jérôme Poisson (goffi@goffi.org)
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6
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7 # This program is free software: you can redistribute it and/or modify
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8 # it under the terms of the GNU Affero General Public License as published by
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9 # the Free Software Foundation, either version 3 of the License, or
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10 # (at your option) any later version.
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11
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12 # This program is distributed in the hope that it will be useful,
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13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 # GNU Affero General Public License for more details.
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16
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17 # You should have received a copy of the GNU Affero General Public License
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18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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19
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20 from sat.core.i18n import _
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21 from sat.core.constants import Const as C
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22 from sat.core.log import getLogger
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23 from sat.tools.common import data_format
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24 from wokkel import disco, iwokkel, pubsub
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25 from zope.interface import implementer
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26 from twisted.internet import defer
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27 from twisted.words.protocols.jabber import error as jabber_error, jid
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28 from twisted.words.protocols.jabber.xmlstream import XMPPHandler
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29 from twisted.words.xish import domish
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30
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31 log = getLogger(__name__)
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32
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33
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34 PLUGIN_INFO = {
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35 C.PI_NAME: "List of Interest",
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36 C.PI_IMPORT_NAME: "LIST_INTEREST",
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37 C.PI_TYPE: "EXP",
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38 C.PI_PROTOCOLS: [],
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39 C.PI_DEPENDENCIES: ["XEP-0060", "XEP-0329"],
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40 C.PI_RECOMMENDATIONS: [],
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41 C.PI_MAIN: "ListInterest",
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42 C.PI_HANDLER: "yes",
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43 C.PI_DESCRIPTION: _("Experimental handling of interesting XMPP locations"),
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44 }
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45
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46 NS_LIST_INTEREST = "https://salut-a-toi/protocol/list-interest:0"
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47
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48
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49 class ListInterest(object):
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50 namespace = NS_LIST_INTEREST
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51
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52 def __init__(self, host):
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53 log.info(_("List of Interest plugin initialization"))
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54 self.host = host
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55 self._p = self.host.plugins["XEP-0060"]
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56 host.bridge.addMethod(
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57 "interestsList",
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58 ".plugin",
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59 in_sign="ssss",
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60 out_sign="aa{ss}",
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61 method=self._listInterests,
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62 async_=True,
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63 )
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64 host.bridge.addMethod(
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65 "interestsRegisterFileSharing",
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66 ".plugin",
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67 in_sign="sssssss",
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68 out_sign="",
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69 method=self._registerFileSharing,
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70 async_=True,
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71 )
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72
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73 def getHandler(self, client):
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74 return ListInterestHandler(self)
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75
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76 @defer.inlineCallbacks
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77 def createNode(self, client):
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78 try:
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79 # TODO: check auto-create, no need to create node first if available
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80 options = {self._p.OPT_ACCESS_MODEL: self._p.ACCESS_WHITELIST}
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81 yield self._p.createNode(
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82 client,
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83 client.jid.userhostJID(),
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84 nodeIdentifier=NS_LIST_INTEREST,
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85 options=options,
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86 )
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87 except jabber_error.StanzaError as e:
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88 if e.condition == "conflict":
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89 log.debug(_("requested node already exists"))
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90
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91 @defer.inlineCallbacks
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92 def registerPubsub(self, client, namespace, service, node, item_id=None,
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93 creator=False, name=None, element=None, extra=None):
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94 """Register an interesting element in personal list
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95
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96 @param namespace(unicode): namespace of the interest
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97 this is used as a cache, to avoid the need to retrieve the item only to get
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98 its namespace
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99 @param service(jid.JID): target pubsub service
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100 @param node(unicode): target pubsub node
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101 @param item_id(unicode, None): target pubsub id
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102 @param creator(bool): True if client's profile is the creator of the node
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103 This is used a cache, to avoid the need to retrieve affiliations
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104 @param name(unicode, None): name of the interest
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105 @param element(domish.Element, None): element to attach
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106 may be used to cache some extra data
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107 @param extra(dict, None): extra data, key can be:
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108 - thumb_url: http(s) URL of a thumbnail
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109 """
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110 if extra is None:
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111 extra = {}
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112 yield self.createNode(client)
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113 interest_elt = domish.Element((NS_LIST_INTEREST, "interest"))
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114 interest_elt["namespace"] = namespace
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115 if name is not None:
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116 interest_elt['name'] = name
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117 thumb_url = extra.get('thumb_url')
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118 if thumb_url:
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119 interest_elt['thumb_url'] = thumb_url
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120 pubsub_elt = interest_elt.addElement("pubsub")
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121 pubsub_elt["service"] = service.full()
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122 pubsub_elt["node"] = node
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123 if item_id is not None:
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124 pubsub_elt["item"] = item_id
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125 if creator:
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126 pubsub_elt["creator"] = C.BOOL_TRUE
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127 if element is not None:
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128 pubsub_elt.addChild(element)
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129 item_elt = pubsub.Item(payload=interest_elt)
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130 yield self._p.publish(
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131 client, client.jid.userhostJID(), NS_LIST_INTEREST, items=[item_elt]
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132 )
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133
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134 def _registerFileSharing(
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135 self, service, repos_type, namespace, path, name, extra_raw,
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136 profile
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137 ):
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138 client = self.host.getClient(profile)
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139 extra = data_format.deserialise(extra_raw)
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140
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141 return defer.ensureDeferred(self.registerFileSharing(
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142 client, jid.JID(service), repos_type or None, namespace or None, path or None,
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143 name or None, extra
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144 ))
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145
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146
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147 async def registerFileSharing(
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148 self, client, service, repos_type=None, namespace=None, path=None, name=None,
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149 extra=None):
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150 """Register an interesting file repository in personal list
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151
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152 @param service(jid.JID): service of the file repository
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153 @param repos_type(unicode): type of the repository
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154 @param namespace(unicode, None): namespace of the repository
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155 @param path(unicode, None): path of the repository
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156 @param name(unicode, None): name of the repository
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157 @param extra(dict, None): same as [registerPubsub]
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158 """
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159 if extra is None:
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160 extra = {}
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161 await self.createNode(client)
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162 interest_elt = domish.Element((NS_LIST_INTEREST, "interest"))
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163 interest_elt["namespace"] = self.host.getNamespace("fis")
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164 if name is not None:
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165 interest_elt['name'] = name
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166 thumb_url = extra.get('thumb_url')
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167 if thumb_url:
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168 interest_elt['thumb_url'] = thumb_url
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169 file_sharing_elt = interest_elt.addElement("file_sharing")
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170 file_sharing_elt["service"] = service.full()
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171 if repos_type is not None:
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172 file_sharing_elt["type"] = repos_type
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173 if namespace is not None:
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174 file_sharing_elt["namespace"] = namespace
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175 if path is not None:
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176 file_sharing_elt["path"] = path
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177 item_elt = pubsub.Item(payload=interest_elt)
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178 await self._p.publish(
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179 client, client.jid.userhostJID(), NS_LIST_INTEREST, items=[item_elt]
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180 )
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181
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182 def _listInterestsSerialise(self, interests_data):
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183 interests = []
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184 for item_elt in interests_data[0]:
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185 interest_data = {}
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186 interest_elt = item_elt.interest
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187 if interest_elt.hasAttribute('namespace'):
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188 interest_data['namespace'] = interest_elt.getAttribute('namespace')
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189 if interest_elt.hasAttribute('name'):
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190 interest_data['name'] = interest_elt.getAttribute('name')
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191 if interest_elt.hasAttribute('thumb_url'):
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192 interest_data['thumb_url'] = interest_elt.getAttribute('thumb_url')
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193 elt = interest_elt.firstChildElement()
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194 if elt.uri != NS_LIST_INTEREST:
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195 log.warning("unexpected child element, ignoring: {xml}".format(
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196 xml = elt.toXml()))
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197 continue
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198 if elt.name == 'pubsub':
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199 interest_data.update({
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200 "type": "pubsub",
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201 "service": elt['service'],
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202 "node": elt['node'],
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203 })
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204 for attr in ('item', 'creator'):
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205 if elt.hasAttribute(attr):
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206 interest_data[attr] = elt[attr]
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207 elif elt.name == 'file_sharing':
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208 interest_data.update({
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209 "type": "file_sharing",
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210 "service": elt['service'],
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211 })
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diff changeset
212 if elt.hasAttribute('type'):
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213 interest_data['subtype'] = elt['type']
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214 for attr in ('namespace', 'path'):
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215 if elt.hasAttribute(attr):
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216 interest_data[attr] = elt[attr]
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diff changeset
217 else:
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218 log.warning("unknown element, ignoring: {xml}".format(xml=elt.toXml()))
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diff changeset
219 continue
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220 interests.append(interest_data)
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diff changeset
221
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222 return interests
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223
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224 def _listInterests(self, service, node, namespace, profile):
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225 service = jid.JID(service) if service else None
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226 node = node or None
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227 namespace = namespace or None
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228 client = self.host.getClient(profile)
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229 d = self.listInterests(client, service, node, namespace)
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230 d.addCallback(self._listInterestsSerialise)
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231 return d
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diff changeset
232
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233 @defer.inlineCallbacks
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234 def listInterests(self, client, service=None, node=None, namespace=None):
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235 """Retrieve list of interests
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diff changeset
236
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237 @param service(jid.JID, None): service to use
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238 None to use own PEP
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239 @param node(unicode, None): node to use
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240 None to use default node
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241 @param namespace(unicode, None): filter interests of this namespace
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242 None to retrieve all interests
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243 @return: same as [XEP_0060.getItems]
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244 """
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245 # TODO: if a MAM filter were available, it would improve performances
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diff changeset
246 if not node:
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247 node = NS_LIST_INTEREST
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248 items, metadata = yield self._p.getItems(client, service, node)
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249 if namespace is not None:
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diff changeset
250 filtered_items = []
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251 for item in items:
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parents:
diff changeset
252 try:
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253 interest_elt = next(item.elements(NS_LIST_INTEREST, "interest"))
2912
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254 except StopIteration:
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255 log.warning(_("Missing interest element: {xml}").format(
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diff changeset
256 xml=item.toXml()))
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257 continue
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258 if interest_elt.getAttribute("namespace") == namespace:
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diff changeset
259 filtered_items.append(item)
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diff changeset
260 items = filtered_items
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diff changeset
261
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diff changeset
262 defer.returnValue((items, metadata))
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parents:
diff changeset
263
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264
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265 @implementer(iwokkel.IDisco)
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266 class ListInterestHandler(XMPPHandler):
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267
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268 def __init__(self, plugin_parent):
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269 self.plugin_parent = plugin_parent
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270
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271 def getDiscoInfo(self, requestor, target, nodeIdentifier=""):
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272 return [
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273 disco.DiscoFeature(NS_LIST_INTEREST),
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274 ]
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275
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276 def getDiscoItems(self, requestor, target, nodeIdentifier=""):
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277 return []