Mercurial > libervia-backend
annotate src/plugins/plugin_xep_0277.py @ 329:be9f682c53a5
QuickApp: autoplay deactivated in Tarot game
author | Goffi <goffi@goffi.org> |
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date | Mon, 23 May 2011 01:01:44 +0200 |
parents | 0aa6ca6cdbdd |
children | b0b773f432e5 |
rev | line source |
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1 #!/usr/bin/python |
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2 # -*- coding: utf-8 -*- |
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3 |
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4 """ |
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5 SAT plugin for microblogging over XMPP (xep-0277) |
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6 Copyright (C) 2009, 2010, 2011 Jérôme Poisson (goffi@goffi.org) |
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7 |
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8 This program is free software: you can redistribute it and/or modify |
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9 it under the terms of the GNU General Public License as published by |
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10 the Free Software Foundation, either version 3 of the License, or |
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11 (at your option) any later version. |
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12 |
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13 This program is distributed in the hope that it will be useful, |
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14 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 GNU General Public License for more details. |
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17 |
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18 You should have received a copy of the GNU General Public License |
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19 along with this program. If not, see <http://www.gnu.org/licenses/>. |
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20 """ |
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21 |
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22 from logging import debug, info, error |
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23 from twisted.internet import protocol |
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24 from twisted.words.protocols.jabber import client, jid |
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25 from twisted.words.protocols.jabber import error as jab_error |
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26 import twisted.internet.error |
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27 from twisted.words.xish import domish |
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28 from sat.tools.xml_tools import ElementParser |
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29 |
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30 from wokkel import disco,pubsub |
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31 from feed.atom import Entry, Author |
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32 import uuid |
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33 from time import time |
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34 |
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35 NS_MICROBLOG = 'urn:xmpp:microblog:0' |
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36 OPT_ACCESS_MODEL = 'pubsub#access_model' |
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37 OPT_PERSIST_ITEMS = 'pubsub#persist_items' |
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38 OPT_MAX_ITEMS = 'pubsub#max_items' |
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39 |
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40 PLUGIN_INFO = { |
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41 "name": "Microblogging over XMPP Plugin", |
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42 "import_name": "XEP-0277", |
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43 "type": "XEP", |
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44 "protocols": [], |
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45 "dependencies": ["XEP-0163","XEP-0060"], |
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46 "main": "XEP_0277", |
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47 "handler": "no", |
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48 "description": _("""Implementation of microblogging Protocol""") |
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49 } |
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50 |
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51 class XEP_0277(): |
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52 |
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53 def __init__(self, host): |
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54 info(_("Microblogging plugin initialization")) |
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55 self.host = host |
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56 self.host.plugins["XEP-0163"].addPEPEvent("MICROBLOG", NS_MICROBLOG, self.microblogCB, self.sendMicroblog) |
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57 host.bridge.addMethod("getLastMicroblogs", ".communication", |
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58 in_sign='sis', out_sign='aa{ss}', |
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59 method=self.getLastMicroblogs, |
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60 async = True, |
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61 doc = { 'summary':'retrieve items', |
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62 'param_0':'jid: publisher of wanted microblog', |
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63 'param_1':'max_items: see XEP-0060 #6.5.7', |
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64 'param_2':'%(doc_profile)s', |
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65 'return':'list of microblog data (dict)' |
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66 }) |
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67 host.bridge.addMethod("setMicroblogAccess", ".communication", in_sign='ss', out_sign='', |
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68 method=self.setMicroblogAccess, |
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69 doc = { |
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70 }) |
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71 |
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72 def _item2mbdata(self, item): |
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73 """Convert an XML Item to microblog data used in bridge API |
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74 @param item: domish.Element of microblog item |
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75 @return: microblog data (dictionary)""" |
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76 try: |
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77 entry_elt = filter (lambda x:x.name == "entry", item.children)[0] |
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78 except KeyError: |
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79 warning(_('No entry element in microblog item')) |
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80 return |
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81 _entry = Entry().import_xml(entry_elt.toXml().encode('utf-8')) |
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82 microblog_data={} |
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83 try: |
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84 microblog_data['content'] = _entry.title.text |
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85 if len(_entry.authors): |
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86 microblog_data['author'] = _entry.authors[0].name.text |
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87 microblog_data['timestamp'] = str(int(_entry.updated.tf)) |
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88 microblog_data['id'] = item['id'] |
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89 except AttributeError, KeyError: |
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90 error(_('Error while parsing atom entry for microblogging event')) |
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91 return {} |
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92 |
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93 ##XXX: workaround for Jappix behaviour |
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94 if not 'author' in microblog_data: |
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95 from xe import NestElement |
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96 try: |
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97 author=NestElement('author') |
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98 author.import_xml(str(_entry)) |
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99 microblog_data['author'] = author.nick.text |
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100 except: |
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101 error(_('Cannot find author')) |
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102 ##end workaround Jappix |
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103 return microblog_data |
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104 |
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105 def microblogCB(self, itemsEvent, profile): |
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106 for item in itemsEvent.items: |
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107 microblog_data = self._item2mbdata(item) |
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108 self.host.bridge.personalEvent(itemsEvent.sender.full(), "MICROBLOG", microblog_data, profile) |
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109 |
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110 def data2entry(self, data, profile): |
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111 """Convert a data dict to en entry usable to create an item |
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112 @param data: data dict as given by bridge method |
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113 @return: domish.Element""" |
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114 _uuid = unicode(uuid.uuid1()) |
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115 content = data['content'] |
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116 _entry = Entry() |
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117 #FIXME: need to escape html |
304 | 118 _entry.title = unicode(content).encode('utf-8') |
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119 _entry.author = Author() |
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120 _entry.author.name = data.get('author',self.host.getJidNStream(profile)[0].userhost()).encode('utf-8') |
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121 _entry.updated = float(data.get('timestamp',time())) |
304 | 122 _entry.id = str(_uuid) |
123 _entry_elt = ElementParser()(str(_entry).decode('utf-8')) | |
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124 item = pubsub.Item(payload=_entry_elt) |
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125 item['id'] = _uuid |
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126 return item |
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127 |
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128 def sendMicroblog(self, data, profile): |
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129 """Send XEP-0277's microblog data |
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130 @param data: must include content |
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131 @param profile: profile which send the mood""" |
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132 if not data.has_key('content'): |
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133 error(_("Microblog data must contain at least 'content' key")) |
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134 return 3 |
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135 content = data['content'] |
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136 if not content: |
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137 error(_("Microblog data's content value must not be empty")) |
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138 return 3 |
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139 item = self.data2entry(data, profile) |
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140 self.host.plugins["XEP-0060"].publish(None, NS_MICROBLOG, [item], profile_key = profile) |
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141 return 0 |
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142 |
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143 def getLastMicroblogs(self, pub_jid, max_items=10, profile_key='@DEFAULT@', callback=None, errback=None): |
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144 """Get the last published microblogs |
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145 @param pub_jid: jid of the publisher |
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146 @param max_items: how many microblogs we wants to get |
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147 @param profile_key: profile key |
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148 @param callback: used for the async answer |
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149 @param errback: used for the async answer |
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150 """ |
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151 assert(callback) |
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152 d = self.host.plugins["XEP-0060"].getItems(jid.JID(pub_jid), NS_MICROBLOG, max_items=max_items, profile_key=profile_key) |
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153 d.addCallbacks(lambda items: callback(map(self._item2mbdata, items)), errback) |
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154 |
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155 def setMicroblogAccess(self, access="presence", profile_key='@DEFAULT@'): |
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156 """Create a microblog node on PEP with given access |
304 | 157 If the node already exists, it change options |
303
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158 @param access: Node access model, according to xep-0060 #4.5 |
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159 @param profile_key: profile key""" |
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160 |
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161 _jid, xmlstream = self.host.getJidNStream(profile_key) |
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162 if not _jid: |
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163 error(_("Can't find profile's jid")) |
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164 return |
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165 _options = {OPT_ACCESS_MODEL:access, OPT_PERSIST_ITEMS:1, OPT_MAX_ITEMS:-1} |
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166 def cb(result): |
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167 #Node is created with right permission |
304 | 168 debug(_("Microblog node has now access %s") % access) |
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169 |
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170 def fatal_err(s_error): |
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171 #Something went wrong |
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172 error(_("Can't set microblog access")) |
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173 |
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174 def err_cb(s_error): |
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175 #If the node already exists, the condition is "conflict", |
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176 #else we have an unmanaged error |
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177 if s_error.value.condition=='conflict': |
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178 #d = self.host.plugins["XEP-0060"].deleteNode(_jid.userhostJID(), NS_MICROBLOG, profile_key=profile_key) |
304 | 179 #d.addCallback(lambda x: create_node().addCallback(cb).addErrback(fatal_err)) |
180 change_node_options().addCallback(cb).addErrback(fatal_err) | |
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181 else: |
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182 fatal_err(s_error) |
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183 |
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184 def create_node(): |
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185 return self.host.plugins["XEP-0060"].createNode(_jid.userhostJID(), NS_MICROBLOG, _options, profile_key=profile_key) |
304 | 186 |
187 def change_node_options(): | |
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188 return self.host.plugins["XEP-0060"].setOptions(_jid.userhostJID(), NS_MICROBLOG, _jid.userhostJID(), _options, profile_key=profile_key) |
303
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189 |
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190 create_node().addCallback(cb).addErrback(err_cb) |
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191 |
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192 |
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193 |