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annotate sat/plugins/plugin_exp_pubsub_admin.py @ 3666:342e3ddefd23

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plugin pubsub cache: implement `psCacheSearch` rel 361
author Goffi <goffi@goffi.org>
date Wed, 08 Sep 2021 17:58:48 +0200
parents be6d91572633
children 524856bd7b19
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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 send pubsub requests with administrator privilege
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5 # Copyright (C) 2009-2021 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 import exceptions
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22 from sat.core.constants import Const as C
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23 from sat.core.log import getLogger
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24 from sat.tools.common import data_format
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25 from twisted.words.protocols.jabber import jid
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26 from wokkel import pubsub
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27 from wokkel import generic
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29 log = getLogger(__name__)
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30
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31 PLUGIN_INFO = {
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32 C.PI_NAME: "Pubsub Administrator",
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33 C.PI_IMPORT_NAME: "PUBSUB_ADMIN",
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34 C.PI_TYPE: C.PLUG_TYPE_EXP,
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35 C.PI_PROTOCOLS: [],
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36 C.PI_DEPENDENCIES: [],
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37 C.PI_RECOMMENDATIONS: [],
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38 C.PI_MAIN: "PubsubAdmin",
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39 C.PI_HANDLER: "no",
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40 C.PI_DESCRIPTION: _("""\Implementation of Pubsub Administrator
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41 This allows a pubsub administrator to overwrite completly items, including publisher.
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42 Specially useful when importing a node."""),
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43 }
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44
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45 NS_PUBSUB_ADMIN = "https://salut-a-toi.org/spec/pubsub_admin:0"
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47
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48 class PubsubAdmin(object):
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49
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50 def __init__(self, host):
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51 self.host = host
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52 host.bridge.addMethod(
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53 "psAdminItemsSend",
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54 ".plugin",
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55 in_sign="ssasss",
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56 out_sign="as",
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57 method=self._publish,
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58 async_=True,
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59 )
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60
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61 def _publish(self, service, nodeIdentifier, items, extra=None,
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62 profile_key=C.PROF_KEY_NONE):
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63 client = self.host.getClient(profile_key)
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64 service = None if not service else jid.JID(service)
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65 extra = data_format.deserialise(extra)
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66 items = [generic.parseXml(i.encode('utf-8')) for i in items]
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67 return self.publish(
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68 client, service, nodeIdentifier, items, extra
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69 )
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70
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71 def _sendCb(self, iq_result):
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72 publish_elt = iq_result.admin.pubsub.publish
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73 ids = []
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74 for item_elt in publish_elt.elements(pubsub.NS_PUBSUB, 'item'):
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75 ids.append(item_elt['id'])
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76 return ids
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78 def publish(self, client, service, nodeIdentifier, items, extra=None):
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79 for item in items:
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80 if item.name != 'item' or item.uri != pubsub.NS_PUBSUB:
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81 raise exceptions.DataError(
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82 'Invalid element, a pubsub item is expected: {xml}'.format(
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83 xml=item.toXml()))
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84 iq_elt = client.IQ()
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85 iq_elt['to'] = service.full() if service else client.jid.userhost()
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86 admin_elt = iq_elt.addElement((NS_PUBSUB_ADMIN, 'admin'))
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87 pubsub_elt = admin_elt.addElement((pubsub.NS_PUBSUB, 'pubsub'))
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88 publish_elt = pubsub_elt.addElement('publish')
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89 publish_elt['node'] = nodeIdentifier
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90 for item in items:
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91 publish_elt.addChild(item)
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92 d = iq_elt.send()
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93 d.addCallback(self._sendCb)
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94 return d