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annotate src/plugins/plugin_exp_pubsub_schema.py @ 2373:d2476dc2d55d

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author Goffi <goffi@goffi.org>
date Fri, 06 Oct 2017 10:55:54 +0200
parents 2268df8c99bf
children 3704cb959ae8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 #!/usr/bin/env python2
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2 # -*- coding: utf-8 -*-
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3
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4 # SAT plugin for Pubsub Schemas
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5 # Copyright (C) 2009-2017 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.tools import xml_tools
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24 from twisted.words.protocols.jabber import jid
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25 from twisted.words.protocols.jabber.xmlstream import XMPPHandler
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26 from twisted.internet import defer
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27 from sat.core.log import getLogger
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28 log = getLogger(__name__)
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29 from wokkel import disco, iwokkel
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30 from wokkel import data_form
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31 from wokkel import generic
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32 from zope.interface import implements
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33 from collections import Iterable
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34
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35 NS_SCHEMA = 'https://salut-a-toi/protocol/schema:0'
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36 NS_SCHEMA_FORM = 'https://salut-a-toi/protocol/schema#schema:0'
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37
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38 PLUGIN_INFO = {
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39 C.PI_NAME: "PubSub Schema",
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40 C.PI_IMPORT_NAME: "PUBSUB_SCHEMA",
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41 C.PI_TYPE: "EXP",
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42 C.PI_PROTOCOLS: [],
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43 C.PI_DEPENDENCIES: ["XEP-0060"],
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44 C.PI_MAIN: "PubsubSchema",
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45 C.PI_HANDLER: "yes",
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46 C.PI_DESCRIPTION: _("""Handle Pubsub data schemas""")
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47 }
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48
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49
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50 class PubsubSchema(object):
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51
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52 def __init__(self, host):
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53 log.info(_(u"PubSub Schema 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("psSchemaGet", ".plugin",
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57 in_sign='sss', out_sign='s',
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58 method=self._getSchema,
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59 async=True
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60 )
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61 host.bridge.addMethod("psSchemaSet", ".plugin",
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62 in_sign='ssss', out_sign='',
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63 method=self._setSchema,
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64 async=True
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65 )
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66 host.bridge.addMethod("psSchemaUIGet", ".plugin",
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67 in_sign='sss', out_sign='s',
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68 method=self._getUISchema,
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69 async=True
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70 )
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71 host.bridge.addMethod("psItemsFormGet", ".plugin",
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72 in_sign='ssssiassa{ss}s', out_sign='(asa{ss})',
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73 method=self._getDataFormItems,
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74 async=True)
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75 host.bridge.addMethod("psItemFormSend", ".plugin",
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76 in_sign='ssa{sas}ssa{ss}s', out_sign='s',
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77 method=self._sendDataFormItem,
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78 async=True)
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79
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80 def getHandler(self, client):
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81 return SchemaHandler()
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82
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83 def _getSchemaBridgeCb(self, schema_elt):
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84 if schema_elt is None:
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85 return u''
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86 return schema_elt.toXml()
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87
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88 def _getSchema(self, service, nodeIdentifier, profile_key=C.PROF_KEY_NONE):
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89 client = self.host.getClient(profile_key)
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90 service = None if not service else jid.JID(service)
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91 d = self.getSchema(client, service, nodeIdentifier)
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92 d.addCallback(self._getSchemaBridgeCb)
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93 return d
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94
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95 def _getSchemaCb(self, iq_elt):
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96 try:
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97 schema_elt = next(iq_elt.elements(NS_SCHEMA, 'schema'))
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98 except StopIteration:
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99 raise exceptions.DataError('missing <schema> element')
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100 schema_form = data_form.findForm(schema_elt, NS_SCHEMA_FORM)
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101 if schema_form is None:
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102 # there is not schema on this node
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103 return None
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104 # we get again the form because we need all elements/namespaces
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105 # while schema_form.toElement while only keep XEP-0004 elements
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106 x_elt = next(schema_elt.elements(data_form.NS_X_DATA, 'x'))
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107 return x_elt
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108
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109 def getSchema(self, client, service, nodeIdentifier):
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110 """retrieve PubSub node schema
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111
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112 @param service(jid.JID, None): jid of PubSub service
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113 None to use our PEP
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114 @param nodeIdentifier(unicode): node to get schema from
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115 @return (domish.Element, None): schema (<x> element)
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116 None if not schema has been set on this node
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117 """
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118 iq_elt = client.IQ(u'get')
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119 if service is not None:
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120 iq_elt['to'] = service.full()
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121 pubsub_elt = iq_elt.addElement((NS_SCHEMA, 'pubsub'))
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122 schema_elt = pubsub_elt.addElement((NS_SCHEMA, 'schema'))
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123 schema_elt['node'] = nodeIdentifier
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124 d = iq_elt.send()
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125 d.addCallback(self._getSchemaCb)
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126 return d
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127
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128 @defer.inlineCallbacks
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129 def getSchemaForm(self, client, service, nodeIdentifier, schema=None, form_type='form'):
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130 """get data form from node's schema
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131
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132 @param service(None, jid.JID): PubSub service
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133 @param nodeIdentifier(unicode): node
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134 @param schema(domish.Element, data_form.Form, None): node schema
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135 if domish.Element, will be converted to data form
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136 if data_form.Form it will be returned without modification
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137 if None, it will be retrieved from node (imply one additional XMPP request)
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138 @return(data_form.Form): data form
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139 """
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140 if schema is None:
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
141 log.debug(_(u"unspecified schema, we need to request it"))
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
142 schema = yield self.getSchema(client, service, nodeIdentifier)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
143 if schema is None:
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
144 raise exceptions.DataError(_(u"no schema specified, and this node has no schema either, we can't construct the data form"))
2371
2268df8c99bf plugin pubsub schema: values handling:
Goffi <goffi@goffi.org>
parents: 2363
diff changeset
145 elif isinstance(schema, data_form.Form):
2268df8c99bf plugin pubsub schema: values handling:
Goffi <goffi@goffi.org>
parents: 2363
diff changeset
146 defer.returnValue(schema)
2363
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
147
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
148 try:
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
149 form = data_form.Form.fromElement(schema)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
150 except data_form.Error as e:
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
151 raise exceptions.DataError(_(u"Invalid Schema: {msg}").format(
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
152 msg = e))
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
153 form.formType = form_type
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
154 defer.returnValue(form)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
155
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
156 def schema2XMLUI(self, schema_elt):
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
157 form = data_form.Form.fromElement(schema_elt)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
158 xmlui = xml_tools.dataForm2XMLUI(form, '')
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
159 return xmlui
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
160
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
161 def _getUISchema(self, service, nodeIdentifier, profile_key=C.PROF_KEY_NONE):
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
162 client = self.host.getClient(profile_key)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
163 service = None if not service else jid.JID(service)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
164 d = self.getUISchema(client, service, nodeIdentifier)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
165 d.addCallback(lambda xmlui: xmlui.toXml())
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
166 return d
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
167
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
168 def getUISchema(self, client, service, nodeIdentifier):
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
169 d = self.getSchema(client, service, nodeIdentifier)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
170 d.addCallback(self.schema2XMLUI)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
171 return d
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
172
2350
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
173 def _setSchema(self, service, nodeIdentifier, schema, profile_key=C.PROF_KEY_NONE):
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
174 client = self.host.getClient(profile_key)
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
175 service = None if not service else jid.JID(service)
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
176 schema = generic.parseXml(schema.encode('utf-8'))
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
177 return self.setSchema(client, service, nodeIdentifier, schema)
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
178
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
179 def setSchema(self, client, service, nodeIdentifier, schema):
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
180 """set or replace PubSub node schema
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
181
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
182 @param schema(domish.Element, None): schema to set
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
183 None if schema need to be removed
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
184 """
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
185 iq_elt = client.IQ()
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
186 if service is not None:
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
187 iq_elt['to'] = service.full()
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
188 pubsub_elt = iq_elt.addElement((NS_SCHEMA, 'pubsub'))
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
189 schema_elt = pubsub_elt.addElement((NS_SCHEMA, 'schema'))
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
190 schema_elt['node'] = nodeIdentifier
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
191 if schema is not None:
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
192 schema_elt.addChild(schema)
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
193 return iq_elt.send()
388226e9c3ff plugin schema: PubSub node schema, first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
194
2363
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
195 def _getDataFormItems(self, form_ns='', service='', node='', schema='', max_items=10, item_ids=None, sub_id=None, extra_dict=None, profile_key=C.PROF_KEY_NONE):
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
196 client = self.host.getClient(profile_key)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
197 service = jid.JID(service) if service else None
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
198 if schema:
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
199 schema = generic.parseXml(schema.encode('utf-8'))
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
200 else:
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
201 schema = None
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
202 max_items = None if max_items == C.NO_LIMIT else max_items
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
203 extra = self._p.parseExtra(extra_dict)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
204 d = self.getDataFormItems(client, form_ns or None, service, node or None, schema, max_items or None, item_ids, sub_id or None, extra.rsm_request, extra.extra)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
205 d.addCallback(self._p.serItemsData)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
206 return d
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
207
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
208 @defer.inlineCallbacks
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
209 def getDataFormItems(self, client, form_ns, service, nodeIdentifier, schema=None, max_items=None, item_ids=None, sub_id=None, rsm_request=None, extra=None):
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
210 """Get items known as being data forms, and convert them to XMLUI
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
211
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
212 @param form_ns (unicode, None): namespace of the form
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
213 None to accept everything, even if form has no namespace
2371
2268df8c99bf plugin pubsub schema: values handling:
Goffi <goffi@goffi.org>
parents: 2363
diff changeset
214 @param schema(domish.Element, data_form.Form, None): schema of the node if known
2363
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
215 if None, it will be retrieved from node
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
216 other parameters as the same as for [getItems]
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
217 @return (list[unicode]): XMLUI of the forms
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
218 if an item is invalid (not corresponding to form_ns or not a data_form)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
219 it will be skipped
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
220 """
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
221 # we need the initial form to get options of fields when suitable
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
222 schema_form = yield self.getSchemaForm(client, service, nodeIdentifier, schema, form_type='result')
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
223 items_data = yield self._p.getItems(client, service, nodeIdentifier, max_items, item_ids, sub_id, rsm_request, extra)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
224 items, metadata = items_data
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
225 items_xmlui = []
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
226 for item_elt in items:
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
227 for x_elt in item_elt.elements((data_form.NS_X_DATA, u'x')):
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
228 form = data_form.Form.fromElement(x_elt)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
229 if form_ns and form.formNamespace != form_ns:
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
230 continue
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
231 xmlui = xml_tools.dataFormResult2XMLUI(form, schema_form)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
232 xmlui.addLabel('id')
2371
2268df8c99bf plugin pubsub schema: values handling:
Goffi <goffi@goffi.org>
parents: 2363
diff changeset
233 xmlui.addText(item_elt['id'], name='id')
2363
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
234 items_xmlui.append(xmlui)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
235 break
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
236 defer.returnValue((items_xmlui, metadata))
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
237
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
238
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
239 def _sendDataFormItem(self, service, nodeIdentifier, values, schema=None, item_id=None, extra=None, profile_key=C.PROF_KEY_NONE):
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
240 client = self.host.getClient(profile_key)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
241 service = None if not service else jid.JID(service)
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
242 if schema:
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
243 schema = generic.parseXml(schema.encode('utf-8'))
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
244 else:
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
245 schema = None
2371
2268df8c99bf plugin pubsub schema: values handling:
Goffi <goffi@goffi.org>
parents: 2363
diff changeset
246 d = self.sendDataFormItem(client, service, nodeIdentifier, values, schema, True, item_id or None, extra)
2363
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
247 d.addCallback(lambda ret: ret or u'')
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
248 return d
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
249
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
250 @defer.inlineCallbacks
2371
2268df8c99bf plugin pubsub schema: values handling:
Goffi <goffi@goffi.org>
parents: 2363
diff changeset
251 def sendDataFormItem(self, client, service, nodeIdentifier, values, schema=None, deserialise=False, item_id=None, extra=None):
2363
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
252 """Publish an item as a dataform when we know that there is a schema
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
253
2371
2268df8c99bf plugin pubsub schema: values handling:
Goffi <goffi@goffi.org>
parents: 2363
diff changeset
254 @param values(dict[[iterable[object], object]): values set for the form
2268df8c99bf plugin pubsub schema: values handling:
Goffi <goffi@goffi.org>
parents: 2363
diff changeset
255 if not iterable, will be put in a list
2268df8c99bf plugin pubsub schema: values handling:
Goffi <goffi@goffi.org>
parents: 2363
diff changeset
256 @param schema(domish.Element, data_form.Form, None): data schema
2363
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
257 None to retrieve data schema from node (need to do a additional XMPP call)
2371
2268df8c99bf plugin pubsub schema: values handling:
Goffi <goffi@goffi.org>
parents: 2363
diff changeset
258 Schema is needed to construct data form to publish
2268df8c99bf plugin pubsub schema: values handling:
Goffi <goffi@goffi.org>
parents: 2363
diff changeset
259 @param deserialise(bool): if True, data are list of unicode and must be deserialized according to expected type
2268df8c99bf plugin pubsub schema: values handling:
Goffi <goffi@goffi.org>
parents: 2363
diff changeset
260 This is done in this method and not directly in _sendDataFormItem because we need to know the data type
2268df8c99bf plugin pubsub schema: values handling:
Goffi <goffi@goffi.org>
parents: 2363
diff changeset
261 which is in the form, not availablable in _sendDataFormItem
2363
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
262 other parameters as the same as for [self._p.sendItem]
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
263 """
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
264 form = yield self.getSchemaForm(client, service, nodeIdentifier, schema, form_type='submit')
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
265
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
266 for name, values_list in values.iteritems():
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
267 try:
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
268 field = form.fields[name]
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
269 except KeyError:
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
270 log.warning(_(u"field {name} doesn't exist, ignoring it").format(name=name))
41c7717b52cd plugin PubSub Schema: schema helper methods:
Goffi <goffi@goffi.org>
parents: 2350
diff changeset
271 continue
2371
2268df8c99bf plugin pubsub schema: values handling:
Goffi <goffi@goffi.org>
parents: 2363
diff changeset
272 if isinstance(values_list, basestring) or not isinstance(values_list, Iterable):
2268df8c99bf plugin pubsub schema: values handling:
Goffi <goffi@goffi.org>
parents: 2363
diff changeset
273 values_list = [values_list]
2268df8c99bf plugin pubsub schema: values handling:
Goffi <goffi@goffi.org>
parents: 2363
diff changeset
274 if deserialise:
2268df8c99bf plugin pubsub schema: values handling:
Goffi <goffi@goffi.org>
parents: 2363
diff changeset
275 if field.fieldType == 'boolean':
2268df8c99bf plugin pubsub schema: values handling:
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276 values_list = [C.bool(v) for v in values_list]
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277 elif 'jid' in field.fieldType:
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278 values_list = [jid.JID(v) for v in values_list]
2363
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279 field.values = values_list
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280
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281 yield self._p.sendItem(client, service, nodeIdentifier, form.toElement(), item_id, extra)
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282
2350
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283
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284 class SchemaHandler(XMPPHandler):
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285 implements(iwokkel.IDisco)
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286
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287 def getDiscoInfo(self, requestor, service, nodeIdentifier=''):
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288 return [disco.DiscoFeature(NS_SCHEMA)]
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289
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290 def getDiscoItems(self, requestor, service, nodeIdentifier=''):
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291 return []