Mercurial > libervia-web
annotate browser_side/radiocol.py @ 422:20c508f9b32a
browser side: fixed bad use of Timer
author | Goffi <goffi@goffi.org> |
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date | Wed, 26 Mar 2014 17:34:01 +0100 |
parents | 462fc3359ee3 |
children | d52f529a6d42 |
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 |
127 | 21 from pyjamas.ui.VerticalPanel import VerticalPanel |
22 from pyjamas.ui.HorizontalPanel import HorizontalPanel | |
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23 from pyjamas.ui.FlexTable import FlexTable |
127 | 24 from pyjamas.ui.FormPanel import FormPanel |
25 from pyjamas.ui.Label import Label | |
26 from pyjamas.ui.Button import Button | |
27 from pyjamas.ui.ClickListener import ClickHandler | |
128 | 28 from pyjamas.ui.Hidden import Hidden |
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29 from pyjamas.ui.CaptionPanel import CaptionPanel |
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30 from pyjamas.media.Audio import Audio |
127 | 31 from pyjamas import Window |
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32 from pyjamas.Timer import Timer |
127 | 33 |
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34 from html_tools import html_sanitize |
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35 from file_tools import FilterFileUpload |
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36 from sat_frontends.tools.misc import DEFAULT_MUC |
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37 from sat.core.i18n import _ |
127 | 38 |
39 | |
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40 class MetadataPanel(FlexTable): |
127 | 41 |
42 def __init__(self): | |
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43 FlexTable.__init__(self) |
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44 title_lbl = Label("title:") |
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45 title_lbl.setStyleName('radiocol_metadata_lbl') |
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46 artist_lbl = Label("artist:") |
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47 artist_lbl.setStyleName('radiocol_metadata_lbl') |
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48 album_lbl = Label("album:") |
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49 album_lbl.setStyleName('radiocol_metadata_lbl') |
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50 self.title = Label("") |
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51 self.title.setStyleName('radiocol_metadata') |
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52 self.artist = Label("") |
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53 self.artist.setStyleName('radiocol_metadata') |
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54 self.album = Label("") |
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55 self.album.setStyleName('radiocol_metadata') |
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56 self.setWidget(0, 0, title_lbl) |
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57 self.setWidget(1, 0, artist_lbl) |
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58 self.setWidget(2, 0, album_lbl) |
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59 self.setWidget(0, 1, self.title) |
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60 self.setWidget(1, 1, self.artist) |
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61 self.setWidget(2, 1, self.album) |
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62 self.setStyleName("radiocol_metadata_pnl") |
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63 |
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64 def setTitle(self, title): |
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65 self.title.setText(title) |
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66 |
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67 def setArtist(self, artist): |
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68 self.artist.setText(artist) |
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69 |
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70 def setAlbum(self, album): |
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71 self.album.setText(album) |
127 | 72 |
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73 |
127 | 74 class ControlPanel(FormPanel): |
75 """Panel used to show controls to add a song, or vote for the current one""" | |
76 | |
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77 def __init__(self, parent): |
127 | 78 FormPanel.__init__(self) |
79 self.setEncoding(FormPanel.ENCODING_MULTIPART) | |
80 self.setMethod(FormPanel.METHOD_POST) | |
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81 self.setAction("upload_radiocol") |
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82 self.timer_on = False |
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83 self._parent = parent |
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84 vPanel = VerticalPanel() |
127 | 85 |
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86 types = [('audio/ogg', '*.ogg', 'Ogg Vorbis Audio'), |
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87 ('video/ogg', '*.ogv', 'Ogg Vorbis Video'), |
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88 ('application/ogg', '*.ogx', 'Ogg Vorbis Multiplex'), |
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89 ('audio/mpeg', '*.mp3', 'MPEG-Layer 3'), |
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90 ('audio/mp3', '*.mp3', 'MPEG-Layer 3'), |
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91 ] |
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92 self.file_upload = FilterFileUpload("song", 10, types) |
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93 vPanel.add(self.file_upload) |
127 | 94 |
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95 hPanel = HorizontalPanel() |
130 | 96 self.upload_btn = Button("Upload song", getattr(self, "onBtnClick")) |
97 hPanel.add(self.upload_btn) | |
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98 self.status = Label() |
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99 self.updateStatus() |
130 | 100 hPanel.add(self.status) |
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101 #We need to know the filename and the referee |
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102 self.filename_field = Hidden('filename', '') |
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103 hPanel.add(self.filename_field) |
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104 referee_field = Hidden('referee', self._parent.referee) |
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105 hPanel.add(self.filename_field) |
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106 hPanel.add(referee_field) |
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107 vPanel.add(hPanel) |
127 | 108 |
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109 self.add(vPanel) |
127 | 110 self.addFormHandler(self) |
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111 |
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112 def updateStatus(self): |
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113 if self.timer_on: |
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114 return |
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115 # TODO: the status should be different if a song is being played or not |
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116 queue = self._parent.getQueueSize() |
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117 queue_data = self._parent.queue_data |
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118 if queue < queue_data[0]: |
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119 left = queue_data[0] - queue |
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120 self.status.setText("[we need %d more song%s]" % (left, "s" if left > 1 else "")) |
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121 elif queue < queue_data[1]: |
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122 left = queue_data[1] - queue |
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123 self.status.setText("[%d available spot%s]" % (left, "s" if left > 1 else "")) |
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124 elif queue >= queue_data[1]: |
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125 self.status.setText("[The queue is currently full]") |
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126 self.status.setStyleName('radiocol_status') |
127 | 127 |
128 def onBtnClick(self): | |
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129 if self.file_upload.check(): |
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130 self.status.setText('[Submitting, please wait...]') |
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131 self.filename_field.setValue(self.file_upload.getFilename()) |
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132 if self.file_upload.getFilename().lower().endswith('.mp3'): |
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133 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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134 self.submit() |
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135 self.file_upload.setFilename("") |
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136 |
127 | 137 def onSubmit(self, event): |
138 pass | |
139 | |
130 | 140 def blockUpload(self): |
141 self.file_upload.setVisible(False) | |
142 self.upload_btn.setEnabled(False) | |
143 | |
144 def unblockUpload(self): | |
145 self.file_upload.setVisible(True) | |
146 self.upload_btn.setEnabled(True) | |
147 | |
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148 def setTemporaryStatus(self, text, style): |
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149 self.status.setText(text) |
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150 self.status.setStyleName('radiocol_upload_status_%s' % style) |
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151 self.timer_on = True |
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152 |
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153 def cb(timer): |
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154 self.timer_on = False |
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155 self.updateStatus() |
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156 |
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157 Timer(5000, cb) |
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158 |
127 | 159 def onSubmitComplete(self, event): |
160 result = event.getResults() | |
161 if result == "OK": | |
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162 # the song can still be rejected (not readable, full queue...) |
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163 self.setTemporaryStatus('[Your song has been submitted to the radio]', "ok") |
127 | 164 elif result == "KO": |
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165 self.setTemporaryStatus('[Something went wrong during your song upload]', "ko") |
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166 self._parent.radiocolSongRejected(_("The uploaded file has been rejected, only Ogg Vorbis and MP3 songs are accepted.")) |
300
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167 # TODO: would be great to re-use the original Exception class and message |
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168 # but it is lost in the middle of the traceback and encapsulated within |
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169 # a DBusException instance --> extract the data from the traceback? |
127 | 170 else: |
171 Window.alert('Submit error: %s' % result) | |
283
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172 self.status.setText('') |
127 | 173 |
243
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174 |
341
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175 class Player(Audio): |
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176 |
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177 def __init__(self, player_id, metadata_panel): |
341
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178 Audio.__init__(self) |
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179 self._id = player_id |
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180 self.metadata = metadata_panel |
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181 self.timestamp = "" |
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182 self.title = "" |
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183 self.artist = "" |
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184 self.album = "" |
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185 self.filename = None |
341
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186 self.played = False # True when the song is playing/has played, becomes False on preload |
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187 self.setAutobuffer(True) |
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188 self.setAutoplay(False) |
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189 self.setVisible(False) |
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190 |
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191 |
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192 def preload(self, timestamp, filename, title, artist, album): |
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193 """preload the song but doesn't play it""" |
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194 self.timestamp = timestamp |
129
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195 self.filename = filename |
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196 self.title = title |
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197 self.artist = artist |
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198 self.album = album |
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199 self.played = False |
341
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200 self.setSrc("radiocol/%s" % html_sanitize(filename)) |
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201 print "preloading %s in %s" % (title, self._id) |
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202 |
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203 def play(self, play=True): |
341
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204 """Play or pause the song |
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205 @param play: set to True to play or to False to pause |
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206 """ |
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207 if play: |
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208 self.played = True |
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209 self.metadata.setTitle(self.title) |
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210 self.metadata.setArtist(self.artist) |
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211 self.metadata.setAlbum(self.album) |
341
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212 Audio.play(self) |
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213 else: |
341
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214 self.pause() |
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215 |
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216 |
127 | 217 class RadioColPanel(HorizontalPanel, ClickHandler): |
218 | |
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219 def __init__(self, parent, referee, player_nick, players, queue_data): |
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220 """ |
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221 @param parent |
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222 @param referee |
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223 @param player_nick |
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224 @param players |
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225 @param queue_data: list of integers (queue to start, queue limit) |
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226 """ |
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227 # We need to set it here and not in the CSS :( |
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228 HorizontalPanel.__init__(self, Height="90px") |
127 | 229 ClickHandler.__init__(self) |
230 self._parent = parent | |
231 self.referee = referee | |
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232 self.queue_data = queue_data |
127 | 233 self.setStyleName("radiocolPanel") |
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234 |
127 | 235 # Now we set up the layout |
236 self.metadata_panel = MetadataPanel() | |
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237 self.add(CaptionPanel("Now playing", self.metadata_panel)) |
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238 self.playlist_panel = VerticalPanel() |
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239 self.add(CaptionPanel("Songs queue", self.playlist_panel)) |
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240 self.control_panel = ControlPanel(self) |
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241 self.add(CaptionPanel("Controls", self.control_panel)) |
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242 |
130 | 243 self.next_songs = [] |
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244 self.players = [Player("player_%d" % i, self.metadata_panel) for i in xrange(queue_data[1] + 1)] |
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245 self.current_player = None |
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246 for player in self.players: |
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247 self.add(player) |
127 | 248 self.addClickListener(self) |
130 | 249 |
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250 help_msg = """Accepted file formats: Ogg Vorbis (recommended), MP3.<br /> |
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251 Please do not submit files that are protected by copyright.<br /> |
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252 Click <a style="color: red;">here</a> if you need some support :)""" |
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253 link_cb = lambda: self._parent.host.bridge.call('joinMUC', None, DEFAULT_MUC, self._parent.nick) |
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254 self._parent.printInfo(help_msg, type_='link', link_cb=link_cb) |
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255 |
130 | 256 def pushNextSong(self, title): |
257 """Add a song to the left panel's next songs queue""" | |
258 next_song = Label(title) | |
259 next_song.setStyleName("radiocol_next_song") | |
260 self.next_songs.append(next_song) | |
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261 self.playlist_panel.append(next_song) |
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262 self.control_panel.updateStatus() |
130 | 263 |
264 def popNextSong(self): | |
265 """Remove the first song of next songs list | |
266 should be called when the song is played""" | |
267 #FIXME: should check that the song we remove is the one we play | |
268 next_song = self.next_songs.pop(0) | |
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269 self.playlist_panel.remove(next_song) |
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270 self.control_panel.updateStatus() |
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271 |
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272 def getQueueSize(self): |
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273 return len(self.playlist_panel.getChildren()) |
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274 |
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275 def radiocolCheckPreload(self, timestamp): |
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276 for player in self.players: |
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277 if player.timestamp == timestamp: |
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278 return False |
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279 return True |
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280 |
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281 def radiocolPreload(self, timestamp, filename, title, artist, album, sender): |
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282 if not self.radiocolCheckPreload(timestamp): |
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283 return # song already preloaded |
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284 preloaded = False |
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285 for player in self.players: |
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286 if not player.filename or \ |
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287 (player.played and player != self.current_player): |
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288 #if player has no file loaded, or it has already played its song |
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289 #we use it to preload the next one |
287
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290 player.preload(timestamp, filename, title, artist, album) |
129
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291 preloaded = True |
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292 break |
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293 if not preloaded: |
397
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294 print(_("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 | 295 else: |
296 self.pushNextSong(title) | |
397
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297 self._parent.printInfo(_('%(user)s uploaded %(artist)s - %(title)s') % {'user': sender, 'artist': artist, 'title': title}) |
243
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298 |
130 | 299 def radiocolPlay(self, filename): |
287
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300 found = False |
130 | 301 for player in self.players: |
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302 if not found and player.filename == filename: |
130 | 303 player.play() |
304 self.popNextSong() | |
305 self.current_player = player | |
287
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306 found = True |
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307 else: |
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308 player.play(False) # in case the previous player was not sync |
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309 if not found: |
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310 print("WARNING: Song not found in queue, can't play it. This should not happen") |
127 | 311 |
130 | 312 def radiocolNoUpload(self): |
313 self.control_panel.blockUpload() | |
129
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314 |
130 | 315 def radiocolUploadOk(self): |
316 self.control_panel.unblockUpload() | |
317 | |
318 def radiocolSongRejected(self, reason): | |
319 Window.alert("Song rejected: %s" % reason) |