Mercurial > libervia-backend

annotate src/plugins/plugin_misc_radiocol.py @ 740:aebc8ba05129

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bridge (constructor): added categories for the mediawiki export
author souliane <souliane@mailoo.org>
date Mon, 25 Nov 2013 13:32:21 +0100
parents 074970227bc0
children 539f278bc265
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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 # SAT plugin for managing Radiocol
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5 # Copyright (C) 2009, 2010, 2011, 2012, 2013 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 logging import debug, info, warning, error
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21 from twisted.words.xish import domish
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22 from twisted.internet import reactor
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23 from twisted.words.protocols.jabber import jid
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25 import os.path
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26 from os import unlink
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27 from mutagen.oggvorbis import OggVorbis, OggVorbisHeaderError
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30 NC_RADIOCOL = 'http://www.goffi.org/protocol/radiocol'
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31 RADIOC_TAG = 'radiocol'
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32
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33 PLUGIN_INFO = {
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34 "name": "Radio collective plugin",
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35 "import_name": "Radiocol",
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36 "type": "Exp",
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37 "protocols": [],
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38 "dependencies": ["XEP-0045", "XEP-0249", "ROOM-GAME"],
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39 "main": "Radiocol",
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40 "handler": "yes",
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41 "description": _("""Implementation of radio collective""")
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42 }
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43
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44 QUEUE_LIMIT = 2
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47 class Radiocol(object):
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49 def inheritFromRoomGame(self, host):
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50 global RoomGame
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51 RoomGame = host.plugins["ROOM-GAME"].__class__
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52 self.__class__ = type(self.__class__.__name__, (self.__class__, RoomGame, object), {})
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53
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54 def __init__(self, host):
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55 info(_("Radio collective initialization"))
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56 self.inheritFromRoomGame(host)
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57 RoomGame._init_(self, host, PLUGIN_INFO, (NC_RADIOCOL, RADIOC_TAG),
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58 game_init={'queue': [], 'upload': True, 'playing': False, 'to_delete': {}})
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59 self.host = host
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60 host.bridge.addMethod("radiocolLaunch", ".plugin", in_sign='asss', out_sign='', method=self.prepareRoom)
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61 host.bridge.addMethod("radiocolCreate", ".plugin", in_sign='sass', out_sign='', method=self.createGame)
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62 host.bridge.addMethod("radiocolSongAdded", ".plugin", in_sign='sss', out_sign='', method=self.radiocolSongAdded)
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63 host.bridge.addSignal("radiocolPlayers", ".plugin", signature='ssass') # room_jid, referee, players, profile
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64 host.bridge.addSignal("radiocolStarted", ".plugin", signature='ssass') # room_jid, referee, players, profile
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65 host.bridge.addSignal("radiocolSongRejected", ".plugin", signature='sss') # room_jid, reason, profile
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66 host.bridge.addSignal("radiocolPreload", ".plugin", signature='ssssss') # room_jid, filename, title, artist, album, profile
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67 host.bridge.addSignal("radiocolPlay", ".plugin", signature='sss') # room_jid, filename, profile
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68 host.bridge.addSignal("radiocolNoUpload", ".plugin", signature='ss') # room_jid, profile
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69 host.bridge.addSignal("radiocolUploadOk", ".plugin", signature='ss') # room_jid, profile
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70
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71 def __create_preload_elt(self, sender, filename, title, artist, album):
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72 preload_elt = domish.Element((None, 'preload'))
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73 preload_elt['sender'] = sender
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74 preload_elt['filename'] = filename # XXX: the frontend should know the temporary directory where file is put
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75 preload_elt['title'] = title
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76 preload_elt['artist'] = artist
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77 preload_elt['album'] = album
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78 return preload_elt
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79
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80 def radiocolSongAdded(self, referee, song_path, profile):
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81 """This method is called by libervia when a song has been uploaded
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82 @param room_jid_param: jid of the room
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83 @song_path: absolute path of the song added
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84 @param profile_key: %(doc_profile_key)s"""
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85 #XXX: this is a Q&D way for the proof of concept. In the future, the song should
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86 # be streamed to the backend using XMPP file copy
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87 # Here we cheat because we know we are on the same host, and we don't
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88 # check data. Referee will have to parse the song himself to check it
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89 client = self.host.getClient(profile)
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90 if not client:
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91 error(_("Can't access profile's data"))
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92 return
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93 try:
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94 song = OggVorbis(song_path)
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95 except OggVorbisHeaderError:
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96 #this file is not ogg vorbis, we reject it
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97 unlink(song_path) # FIXME: same host trick (see note above)
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98 self.host.bridge.radiocolSongRejected(jid.JID(referee).userhost(),
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99 "Uploaded file is not Ogg Vorbis song, only Ogg Vorbis songs are acceptable", profile)
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100 """mess = self.createGameElt(jid.JID(referee))
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101 reject_elt = mess.firstChildElement().addElement(('','song_rejected'))
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102 reject_elt['sender'] = client.jid
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103 reject_elt['reason'] = "Uploaded file is not Ogg Vorbis song, only Ogg Vorbis songs are acceptable"
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104 #FIXME: add an error code
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105 self.host.profiles[profile].xmlstream.send(mess)"""
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106 return
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107 attrs = {'filename': os.path.basename(song_path),
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108 'title': song.get("title", ["Unknown"])[0],
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109 'artist': song.get("artist", ["Unknown"])[0],
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110 'album': song.get("album", ["Unknown"])[0],
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111 'length': str(song.info.length)
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112 }
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113 self.send(jid.JID(referee), ('', 'song_added'), attrs, profile=profile)
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114
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115 radio_data = self.games[jid.JID(referee).userhost()] # FIXME: referee comes from Libervia's client side, it's unsecure
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116 radio_data['to_delete'][attrs['filename']] = song_path # FIXME: works only because of the same host trick, see the note under the docstring
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117
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118 def playNext(self, room_jid, profile):
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119 """"Play next sont in queue if exists, and put a timer
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120 which trigger after the song has been played to play next one"""
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121 #TODO: need to check that there are still peoples in the room
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122 # and clean the datas/stop the playlist if it's not the case
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123 #TODO: songs need to be erased once played or found invalids
577
593331663b80 plugin radiocol: songs are deleted once played (Q&D need to be reworked once file are properly transfered to server)
Goffi <goffi@goffi.org>
parents: 572
diff changeset
124 # ==> unlink done the Q&D way with the same host trick (see above)
683
75e4f5e2cc65 plugins radiocol, card_game, quiz: code factorization
souliane <souliane@mailoo.org>
parents: 609
diff changeset
125 radio_data = self.games[room_jid.userhost()]
457
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
126 queue = radio_data['queue']
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
127 if not queue:
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
128 #nothing left to play, we need to wait for uploads
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
129 radio_data['playing'] = False
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
130 return
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
131
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
132 filename, length = queue.pop(0)
714
ecc5a5b34ee1 plugins (games): add a method to send messages more easily
souliane <souliane@mailoo.org>
parents: 712
diff changeset
133 self.send(room_jid, ('', 'play'), {'filename': filename}, profile=profile)
457
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
134
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
135 if not radio_data['upload'] and len(queue) < QUEUE_LIMIT:
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
136 #upload is blocked and we now have resources to get more, we reactivate it
714
ecc5a5b34ee1 plugins (games): add a method to send messages more easily
souliane <souliane@mailoo.org>
parents: 712
diff changeset
137 self.send(room_jid, ('', 'upload_ok'), profile=profile)
457
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
138 radio_data['upload'] = True
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
139
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
140 reactor.callLater(length, self.playNext, room_jid, profile)
577
593331663b80 plugin radiocol: songs are deleted once played (Q&D need to be reworked once file are properly transfered to server)
Goffi <goffi@goffi.org>
parents: 572
diff changeset
141 try:
593331663b80 plugin radiocol: songs are deleted once played (Q&D need to be reworked once file are properly transfered to server)
Goffi <goffi@goffi.org>
parents: 572
diff changeset
142 file_to_delete = radio_data['to_delete'][filename]
593331663b80 plugin radiocol: songs are deleted once played (Q&D need to be reworked once file are properly transfered to server)
Goffi <goffi@goffi.org>
parents: 572
diff changeset
143 except KeyError:
593331663b80 plugin radiocol: songs are deleted once played (Q&D need to be reworked once file are properly transfered to server)
Goffi <goffi@goffi.org>
parents: 572
diff changeset
144 error(_("INTERNAL ERROR: can't find full path of the song to delete"))
593331663b80 plugin radiocol: songs are deleted once played (Q&D need to be reworked once file are properly transfered to server)
Goffi <goffi@goffi.org>
parents: 572
diff changeset
145 return
587
952322b1d490 Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 577
diff changeset
146
952322b1d490 Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 577
diff changeset
147 #we wait more than the song length to delete the file, to manage poorly reactive networks/clients
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
148 reactor.callLater(length + 90, unlink, file_to_delete) # FIXME: same host trick (see above)
455
72522263cbc9 plugin RadioCol: basic functionnality working approximately
Goffi <goffi@goffi.org>
parents: 453
diff changeset
149
717
358018c5c398 plugins (games): more factorization and flexibility for launching and joining games:
souliane <souliane@mailoo.org>
parents: 714
diff changeset
150 def room_game_cmd(self, mess_elt, profile):
457
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
151 #FIXME: we should check sender (is it referee ?) here before accepting commands
587
952322b1d490 Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 577
diff changeset
152 from_jid = jid.JID(mess_elt['from'])
450
afe9cfd2ddbb plugins: radio collective first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
153 room_jid = jid.JID(from_jid.userhost())
afe9cfd2ddbb plugins: radio collective first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
154 radio_elt = mess_elt.firstChildElement()
683
75e4f5e2cc65 plugins radiocol, card_game, quiz: code factorization
souliane <souliane@mailoo.org>
parents: 609
diff changeset
155 radio_data = self.games[room_jid.userhost()]
717
358018c5c398 plugins (games): more factorization and flexibility for launching and joining games:
souliane <souliane@mailoo.org>
parents: 714
diff changeset
156 if 'queue' in radio_data:
358018c5c398 plugins (games): more factorization and flexibility for launching and joining games:
souliane <souliane@mailoo.org>
parents: 714
diff changeset
157 queue = radio_data['queue']
587
952322b1d490 Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 577
diff changeset
158
450
afe9cfd2ddbb plugins: radio collective first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
159 for elt in radio_elt.elements():
587
952322b1d490 Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 577
diff changeset
160
717
358018c5c398 plugins (games): more factorization and flexibility for launching and joining games:
souliane <souliane@mailoo.org>
parents: 714
diff changeset
161 if elt.name == 'started' or elt.name == 'players': # new game created
358018c5c398 plugins (games): more factorization and flexibility for launching and joining games:
souliane <souliane@mailoo.org>
parents: 714
diff changeset
162 players = []
358018c5c398 plugins (games): more factorization and flexibility for launching and joining games:
souliane <souliane@mailoo.org>
parents: 714
diff changeset
163 for player in elt.elements():
358018c5c398 plugins (games): more factorization and flexibility for launching and joining games:
souliane <souliane@mailoo.org>
parents: 714
diff changeset
164 players.append(unicode(player))
358018c5c398 plugins (games): more factorization and flexibility for launching and joining games:
souliane <souliane@mailoo.org>
parents: 714
diff changeset
165 signal = self.host.bridge.radiocolStarted if elt.name == 'started' else self.host.bridge.radiocolPlayers
358018c5c398 plugins (games): more factorization and flexibility for launching and joining games:
souliane <souliane@mailoo.org>
parents: 714
diff changeset
166 signal(room_jid.userhost(), from_jid.full(), players, profile)
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
167 elif elt.name == 'preload': # a song is in queue and must be preloaded
455
72522263cbc9 plugin RadioCol: basic functionnality working approximately
Goffi <goffi@goffi.org>
parents: 453
diff changeset
168 self.host.bridge.radiocolPreload(room_jid.userhost(), elt['filename'], elt['title'], elt['artist'], elt['album'], profile)
457
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
169 elif elt.name == 'play':
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
170 self.host.bridge.radiocolPlay(room_jid.userhost(), elt['filename'], profile)
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
171 elif elt.name == 'song_rejected': # a song has been refused
577
593331663b80 plugin radiocol: songs are deleted once played (Q&D need to be reworked once file are properly transfered to server)
Goffi <goffi@goffi.org>
parents: 572
diff changeset
172 self.host.bridge.radiocolSongRejected(room_jid.userhost(), elt['reason'], profile)
457
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
173 elif elt.name == 'no_upload':
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
174 self.host.bridge.radiocolNoUpload(room_jid.userhost(), profile)
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
175 elif elt.name == 'upload_ok':
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
176 self.host.bridge.radiocolUploadOk(room_jid.userhost(), profile)
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
177 elif elt.name == 'song_added': # a song has been added
457
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
178 #FIXME: we are KISS for the proof of concept: every song is added, to a limit of 3 in queue.
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
179 # Need to manage some sort of rules to allow peoples to send songs
587
952322b1d490 Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 577
diff changeset
180
457
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
181 if len(queue) >= QUEUE_LIMIT:
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
182 #there are already too many songs in queue, we reject this one
714
ecc5a5b34ee1 plugins (games): add a method to send messages more easily
souliane <souliane@mailoo.org>
parents: 712
diff changeset
183 attrs = {'sender': from_jid.resource,
ecc5a5b34ee1 plugins (games): add a method to send messages more easily
souliane <souliane@mailoo.org>
parents: 712
diff changeset
184 'reason': "Too many songs in queue"
ecc5a5b34ee1 plugins (games): add a method to send messages more easily
souliane <souliane@mailoo.org>
parents: 712
diff changeset
185 }
457
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
186 #FIXME: add an error code
714
ecc5a5b34ee1 plugins (games): add a method to send messages more easily
souliane <souliane@mailoo.org>
parents: 712
diff changeset
187 self.send(room_jid, ('', 'song_rejected'), attrs, profile=profile)
457
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
188 return
587
952322b1d490 Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 577
diff changeset
189
457
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
190 #The song is accepted and added in queue
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
191 queue.append((elt['filename'], float(elt['length'])))
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
192
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
193 if len(queue) >= QUEUE_LIMIT:
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
194 #We are at the limit, we refuse new upload until next play
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
195 #FIXME: add an error code
714
ecc5a5b34ee1 plugins (games): add a method to send messages more easily
souliane <souliane@mailoo.org>
parents: 712
diff changeset
196 self.send(room_jid, ('', 'no_upload'), profile=profile)
457
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
197 radio_data['upload'] = False
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
198
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
199 preload_elt = self.__create_preload_elt(from_jid.resource,
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
200 elt['filename'],
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
201 elt['title'],
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
202 elt['artist'],
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
203 elt['album'])
714
ecc5a5b34ee1 plugins (games): add a method to send messages more easily
souliane <souliane@mailoo.org>
parents: 712
diff changeset
204 self.send(room_jid, preload_elt, profile=profile)
457
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
205 if not radio_data['playing'] and len(queue) == 2:
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
206 #we have not started playing yet, and we have 2 songs in queue
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
207 #we can now start the party :)
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
208 radio_data['playing'] = True
fbe7c9118ce4 plugin radiocol: working Radio Collective \o/
Goffi <goffi@goffi.org>
parents: 456
diff changeset
209 self.playNext(room_jid, profile)
450
afe9cfd2ddbb plugins: radio collective first draft
Goffi <goffi@goffi.org>
parents:
diff changeset
210 else:
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
211 error(_('Unmanaged game element: %s') % elt.name)