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annotate sat/plugins/plugin_exp_pubsub_admin.py @ 3372:5d926c7b0d99

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plugin app manager: first draft: /!\ new optional dependency: pyyaml this plugin manage the life cycle of external applications. Application handlers register to it. Data needed to launch an application as set in YAML files. Local data types are used to get values directly from SàT: - !sat_conf to retrieve a configuration value - !sat_generate_pwd to generate a password - !sat_param for parameters specified a launch Data can be exposed when an instance is launched, this can be used to specify the port (notably the one used for web), or a generated password.
author Goffi <goffi@goffi.org>
date Mon, 28 Sep 2020 21:10:30 +0200
parents 559a625a236b
children be6d91572633
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1 #!/usr/bin/env python3
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2
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4 # SAT plugin to send pubsub requests with administrator privilege
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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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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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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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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