Mercurial > libervia-web
annotate src/browser/sat_browser/radiocol.py @ 613:deddd1cd8aa5 frontends_multi_profiles
browser side: added a base_location property to get location of current Libervia instance
author | Goffi <goffi@goffi.org> |
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date | Tue, 10 Feb 2015 20:42:39 +0100 |
parents | bbdc5357dc00 |
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rev | line source |
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127 | 1 #!/usr/bin/python |
2 # -*- coding: utf-8 -*- | |
3 | |
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4 # Libervia: a Salut à Toi frontend |
340 | 5 # Copyright (C) 2011, 2012, 2013, 2014 Jérôme Poisson <goffi@goffi.org> |
127 | 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. |
127 | 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. |
127 | 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/>. |
127 | 19 |
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20 import pyjd # this is dummy in pyjs |
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21 from sat.core.log import getLogger |
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22 log = getLogger(__name__) |
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23 from sat_frontends.tools.misc import DEFAULT_MUC |
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24 from sat.core.i18n import _ |
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25 from constants import Const as C |
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26 |
127 | 27 from pyjamas.ui.VerticalPanel import VerticalPanel |
28 from pyjamas.ui.HorizontalPanel import HorizontalPanel | |
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29 from pyjamas.ui.FlexTable import FlexTable |
127 | 30 from pyjamas.ui.FormPanel import FormPanel |
31 from pyjamas.ui.Label import Label | |
32 from pyjamas.ui.Button import Button | |
33 from pyjamas.ui.ClickListener import ClickHandler | |
128 | 34 from pyjamas.ui.Hidden import Hidden |
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35 from pyjamas.ui.CaptionPanel import CaptionPanel |
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36 from pyjamas.media.Audio import Audio |
127 | 37 from pyjamas import Window |
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38 from pyjamas.Timer import Timer |
127 | 39 |
467 | 40 import html_tools |
41 import file_tools | |
127 | 42 |
43 | |
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44 class MetadataPanel(FlexTable): |
127 | 45 |
46 def __init__(self): | |
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47 FlexTable.__init__(self) |
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48 title_lbl = Label("title:") |
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49 title_lbl.setStyleName('radiocol_metadata_lbl') |
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50 artist_lbl = Label("artist:") |
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51 artist_lbl.setStyleName('radiocol_metadata_lbl') |
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52 album_lbl = Label("album:") |
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53 album_lbl.setStyleName('radiocol_metadata_lbl') |
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54 self.title = Label("") |
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55 self.title.setStyleName('radiocol_metadata') |
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56 self.artist = Label("") |
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57 self.artist.setStyleName('radiocol_metadata') |
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58 self.album = Label("") |
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59 self.album.setStyleName('radiocol_metadata') |
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60 self.setWidget(0, 0, title_lbl) |
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61 self.setWidget(1, 0, artist_lbl) |
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62 self.setWidget(2, 0, album_lbl) |
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63 self.setWidget(0, 1, self.title) |
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64 self.setWidget(1, 1, self.artist) |
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65 self.setWidget(2, 1, self.album) |
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66 self.setStyleName("radiocol_metadata_pnl") |
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67 |
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68 def setTitle(self, title): |
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69 self.title.setText(title) |
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70 |
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71 def setArtist(self, artist): |
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72 self.artist.setText(artist) |
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73 |
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74 def setAlbum(self, album): |
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75 self.album.setText(album) |
127 | 76 |
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77 |
127 | 78 class ControlPanel(FormPanel): |
79 """Panel used to show controls to add a song, or vote for the current one""" | |
80 | |
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81 def __init__(self, parent): |
127 | 82 FormPanel.__init__(self) |
83 self.setEncoding(FormPanel.ENCODING_MULTIPART) | |
84 self.setMethod(FormPanel.METHOD_POST) | |
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85 self.setAction("upload_radiocol") |
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86 self.timer_on = False |
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87 self._parent = parent |
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88 vPanel = VerticalPanel() |
127 | 89 |
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90 types = [('audio/ogg', '*.ogg', 'Ogg Vorbis Audio'), |
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91 ('video/ogg', '*.ogv', 'Ogg Vorbis Video'), |
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92 ('application/ogg', '*.ogx', 'Ogg Vorbis Multiplex'), |
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93 ('audio/mpeg', '*.mp3', 'MPEG-Layer 3'), |
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94 ('audio/mp3', '*.mp3', 'MPEG-Layer 3'), |
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95 ] |
467 | 96 self.file_upload = file_tools.FilterFileUpload("song", 10, types) |
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97 vPanel.add(self.file_upload) |
127 | 98 |
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99 hPanel = HorizontalPanel() |
130 | 100 self.upload_btn = Button("Upload song", getattr(self, "onBtnClick")) |
101 hPanel.add(self.upload_btn) | |
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102 self.status = Label() |
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103 self.updateStatus() |
130 | 104 hPanel.add(self.status) |
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105 #We need to know the filename and the referee |
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106 self.filename_field = Hidden('filename', '') |
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107 hPanel.add(self.filename_field) |
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108 referee_field = Hidden('referee', self._parent.referee) |
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109 hPanel.add(self.filename_field) |
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110 hPanel.add(referee_field) |
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111 vPanel.add(hPanel) |
127 | 112 |
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113 self.add(vPanel) |
127 | 114 self.addFormHandler(self) |
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115 |
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116 def updateStatus(self): |
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117 if self.timer_on: |
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118 return |
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119 # TODO: the status should be different if a song is being played or not |
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120 queue = self._parent.getQueueSize() |
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121 queue_data = self._parent.queue_data |
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122 if queue < queue_data[0]: |
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123 left = queue_data[0] - queue |
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124 self.status.setText("[we need %d more song%s]" % (left, "s" if left > 1 else "")) |
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125 elif queue < queue_data[1]: |
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126 left = queue_data[1] - queue |
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127 self.status.setText("[%d available spot%s]" % (left, "s" if left > 1 else "")) |
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128 elif queue >= queue_data[1]: |
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129 self.status.setText("[The queue is currently full]") |
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130 self.status.setStyleName('radiocol_status') |
127 | 131 |
132 def onBtnClick(self): | |
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133 if self.file_upload.check(): |
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134 self.status.setText('[Submitting, please wait...]') |
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135 self.filename_field.setValue(self.file_upload.getFilename()) |
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136 if self.file_upload.getFilename().lower().endswith('.mp3'): |
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137 self._parent._parent.host.showWarning('STATUS', 'For a better support, it is recommended to submit Ogg Vorbis file instead of MP3. You can convert your files easily, ask for help if needed!', 5000) |
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138 self.submit() |
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139 self.file_upload.setFilename("") |
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140 |
127 | 141 def onSubmit(self, event): |
142 pass | |
143 | |
130 | 144 def blockUpload(self): |
145 self.file_upload.setVisible(False) | |
146 self.upload_btn.setEnabled(False) | |
147 | |
148 def unblockUpload(self): | |
149 self.file_upload.setVisible(True) | |
150 self.upload_btn.setEnabled(True) | |
151 | |
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152 def setTemporaryStatus(self, text, style): |
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153 self.status.setText(text) |
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154 self.status.setStyleName('radiocol_upload_status_%s' % style) |
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155 self.timer_on = True |
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156 |
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157 def cb(timer): |
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158 self.timer_on = False |
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159 self.updateStatus() |
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160 |
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161 Timer(5000, cb) |
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162 |
127 | 163 def onSubmitComplete(self, event): |
164 result = event.getResults() | |
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165 if result == C.UPLOAD_OK: |
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166 # the song can still be rejected (not readable, full queue...) |
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167 self.setTemporaryStatus('[Your song has been submitted to the radio]', "ok") |
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168 elif result == C.UPLOAD_KO: |
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169 self.setTemporaryStatus('[Something went wrong during your song upload]', "ko") |
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170 self._parent.radiocolSongRejected(_("The uploaded file has been rejected, only Ogg Vorbis and MP3 songs are accepted.")) |
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171 # TODO: would be great to re-use the original Exception class and message |
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172 # but it is lost in the middle of the traceback and encapsulated within |
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173 # a DBusException instance --> extract the data from the traceback? |
127 | 174 else: |
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175 Window.alert(_('Submit error: %s' % result)) |
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176 self.status.setText('') |
127 | 177 |
243
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178 |
341
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179 class Player(Audio): |
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180 |
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181 def __init__(self, player_id, metadata_panel): |
341
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182 Audio.__init__(self) |
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183 self._id = player_id |
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184 self.metadata = metadata_panel |
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185 self.timestamp = "" |
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186 self.title = "" |
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187 self.artist = "" |
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188 self.album = "" |
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189 self.filename = None |
341
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190 self.played = False # True when the song is playing/has played, becomes False on preload |
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191 self.setAutobuffer(True) |
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192 self.setAutoplay(False) |
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193 self.setVisible(False) |
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194 |
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195 def preload(self, timestamp, filename, title, artist, album): |
129
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196 """preload the song but doesn't play it""" |
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197 self.timestamp = timestamp |
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198 self.filename = filename |
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199 self.title = title |
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200 self.artist = artist |
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201 self.album = album |
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202 self.played = False |
467 | 203 self.setSrc("radiocol/%s" % html_tools.html_sanitize(filename)) |
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204 log.debug("preloading %s in %s" % (title, self._id)) |
243
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205 |
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206 def play(self, play=True): |
341
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207 """Play or pause the song |
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208 @param play: set to True to play or to False to pause |
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209 """ |
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210 if play: |
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211 self.played = True |
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212 self.metadata.setTitle(self.title) |
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213 self.metadata.setArtist(self.artist) |
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214 self.metadata.setAlbum(self.album) |
341
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215 Audio.play(self) |
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216 else: |
341
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217 self.pause() |
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218 |
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219 |
127 | 220 class RadioColPanel(HorizontalPanel, ClickHandler): |
221 | |
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222 def __init__(self, parent, referee, player_nick, players, queue_data): |
397
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223 """ |
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224 @param parent |
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225 @param referee |
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226 @param player_nick |
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227 @param players |
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228 @param queue_data: list of integers (queue to start, queue limit) |
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229 """ |
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230 # We need to set it here and not in the CSS :( |
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231 HorizontalPanel.__init__(self, Height="90px") |
127 | 232 ClickHandler.__init__(self) |
233 self._parent = parent | |
234 self.referee = referee | |
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235 self.queue_data = queue_data |
127 | 236 self.setStyleName("radiocolPanel") |
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237 |
127 | 238 # Now we set up the layout |
239 self.metadata_panel = MetadataPanel() | |
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240 self.add(CaptionPanel("Now playing", self.metadata_panel)) |
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241 self.playlist_panel = VerticalPanel() |
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242 self.add(CaptionPanel("Songs queue", self.playlist_panel)) |
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243 self.control_panel = ControlPanel(self) |
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244 self.add(CaptionPanel("Controls", self.control_panel)) |
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245 |
130 | 246 self.next_songs = [] |
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247 self.players = [Player("player_%d" % i, self.metadata_panel) for i in xrange(queue_data[1] + 1)] |
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248 self.current_player = None |
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249 for player in self.players: |
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250 self.add(player) |
127 | 251 self.addClickListener(self) |
130 | 252 |
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253 help_msg = """Accepted file formats: Ogg Vorbis (recommended), MP3.<br /> |
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254 Please do not submit files that are protected by copyright.<br /> |
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255 Click <a style="color: red;">here</a> if you need some support :)""" |
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256 link_cb = lambda: self._parent.host.bridge.call('joinMUC', None, DEFAULT_MUC, self._parent.nick) |
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257 self._parent.printInfo(help_msg, type_='link', link_cb=link_cb) |
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258 |
130 | 259 def pushNextSong(self, title): |
260 """Add a song to the left panel's next songs queue""" | |
261 next_song = Label(title) | |
262 next_song.setStyleName("radiocol_next_song") | |
263 self.next_songs.append(next_song) | |
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264 self.playlist_panel.append(next_song) |
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265 self.control_panel.updateStatus() |
130 | 266 |
267 def popNextSong(self): | |
268 """Remove the first song of next songs list | |
269 should be called when the song is played""" | |
270 #FIXME: should check that the song we remove is the one we play | |
271 next_song = self.next_songs.pop(0) | |
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272 self.playlist_panel.remove(next_song) |
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273 self.control_panel.updateStatus() |
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274 |
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275 def getQueueSize(self): |
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276 return len(self.playlist_panel.getChildren()) |
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277 |
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278 def radiocolCheckPreload(self, timestamp): |
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279 for player in self.players: |
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280 if player.timestamp == timestamp: |
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281 return False |
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282 return True |
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283 |
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284 def radiocolPreload(self, timestamp, filename, title, artist, album, sender): |
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285 if not self.radiocolCheckPreload(timestamp): |
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286 return # song already preloaded |
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287 preloaded = False |
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288 for player in self.players: |
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289 if not player.filename or \ |
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290 (player.played and player != self.current_player): |
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291 #if player has no file loaded, or it has already played its song |
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292 #we use it to preload the next one |
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293 player.preload(timestamp, filename, title, artist, album) |
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294 preloaded = True |
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295 break |
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296 if not preloaded: |
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297 log.warning("Can't preload song, we are getting too many songs to preload, we shouldn't have more than %d at once" % self.queue_data[1]) |
130 | 298 else: |
299 self.pushNextSong(title) | |
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300 self._parent.printInfo(_('%(user)s uploaded %(artist)s - %(title)s') % {'user': sender, 'artist': artist, 'title': title}) |
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301 |
130 | 302 def radiocolPlay(self, filename): |
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303 found = False |
130 | 304 for player in self.players: |
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305 if not found and player.filename == filename: |
130 | 306 player.play() |
307 self.popNextSong() | |
308 self.current_player = player | |
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309 found = True |
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310 else: |
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311 player.play(False) # in case the previous player was not sync |
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312 if not found: |
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313 log.error("Song not found in queue, can't play it. This should not happen") |
127 | 314 |
130 | 315 def radiocolNoUpload(self): |
316 self.control_panel.blockUpload() | |
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317 |
130 | 318 def radiocolUploadOk(self): |
319 self.control_panel.unblockUpload() | |
320 | |
321 def radiocolSongRejected(self, reason): | |
322 Window.alert("Song rejected: %s" % reason) |