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annotate browser_side/radiocol.py @ 243:63e9b680d3e7

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browser_side, blog: better PEP8 compliance
author souliane <souliane@mailoo.org>
date Tue, 15 Oct 2013 17:19:03 +0200
parents 9763dec220ed
children a763b2ac5d41
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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 Libervia: a Salut à Toi frontend
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6 Copyright (C) 2011, 2012, 2013 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 Affero 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 Affero 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 Affero 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 import pyjd # this is dummy in pyjs
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23 from pyjamas.ui.VerticalPanel import VerticalPanel
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24 from pyjamas.ui.HorizontalPanel import HorizontalPanel
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25 from pyjamas.ui.SimplePanel import SimplePanel
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26 from pyjamas.ui.FlexTable import FlexTable
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27 from pyjamas.ui.FormPanel import FormPanel
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28 from pyjamas.ui.NamedFrame import NamedFrame
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29 from pyjamas.ui.FileUpload import FileUpload
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30 from pyjamas.ui.Label import Label
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31 from pyjamas.ui.Button import Button
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32 from pyjamas.ui.ClickListener import ClickHandler
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33 from pyjamas.ui.MouseListener import MouseHandler
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34 from pyjamas.ui.Hidden import Hidden
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35 from pyjamas.ui.HTML import HTML
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36 from pyjamas import Window
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37 from pyjamas.Timer import Timer
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38 from __pyjamas__ import JS
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39
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40 from jid import JID
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41 from tools import html_sanitize
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42
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43
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44 class MetadataPanel(FlexTable):
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45
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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)
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76
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77
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78 class ControlPanel(FormPanel):
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79 """Panel used to show controls to add a song, or vote for the current one"""
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80
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81 def __init__(self, referee):
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82 FormPanel.__init__(self)
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83 self._timer = Timer(notify=self._timeCb)
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84 self.setEncoding(FormPanel.ENCODING_MULTIPART)
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85 self.setMethod(FormPanel.METHOD_POST)
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86 self.setAction("upload_radiocol")
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87 vPanel = VerticalPanel()
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88
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89 hPanel = HorizontalPanel()
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90 hPanel.setSpacing(5)
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91 self.file_upload = FileUpload()
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92 self.file_upload.setName("song")
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93 hPanel.add(self.file_upload)
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94
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95 self.upload_btn = Button("Upload song", getattr(self, "onBtnClick"))
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96 hPanel.add(self.upload_btn)
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97
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98 self.status = Label()
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99 hPanel.add(self.status)
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100
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101 vPanel.add(hPanel)
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102
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103 #We need to know the referee
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104 referee_field = Hidden('referee', referee)
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105 vPanel.add(referee_field)
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106
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107 self.add(vPanel)
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108 self.addFormHandler(self)
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109
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110 def _timeCb(self, timer):
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111 self.status.setText('')
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112
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113 def onBtnClick(self):
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114 self.submit()
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115
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116 def onSubmit(self, event):
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117 pass
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118
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119 def blockUpload(self):
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120 self.file_upload.setVisible(False)
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121 self.upload_btn.setEnabled(False)
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122
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123 def unblockUpload(self):
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124 self.file_upload.setVisible(True)
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125 self.upload_btn.setEnabled(True)
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126
127
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127 def onSubmitComplete(self, event):
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128 result = event.getResults()
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129 if result == "OK":
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130 self.status.setText('[Your song has been added to queue]')
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131 self.status.setStyleName('radiocol_upload_status_ok')
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132 self._timer.schedule(5000)
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133 elif result == "KO":
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134 self.status.setText('[Something went wrong during your song upload]')
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135 self.status.setStyleName('radiocol_upload_status_ko')
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136 else:
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137 Window.alert('Submit error: %s' % result)
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139
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140 class Player(HTML):
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141
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142 def __init__(self, player_id, metadata_panel):
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143 HTML.__init__(self)
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144 self._id = player_id
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145 self.metadata = metadata_panel
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146 self.title = ""
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147 self.artist = ""
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148 self.album = ""
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149 self.filename = None
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150 self.played = False # True when song is playing/played, become False on preload
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151
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152 def preload(self, filename, title, artist, album):
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153 """preload the song but doesn't play it"""
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154 self.filename = filename
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155 self.title = title
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156 self.artist = artist
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157 self.album = album
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158 self.played = False
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159 self.setHTML('<audio id="%s" style="display: none" preload="auto" src="radiocol/%s" />' % (self._id, html_sanitize(filename)))
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160 print "preloading %s in %s" % (title, self._id)
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161
129
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162 def play(self):
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163 """actually play the song"""
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164 self.played = True
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165 self.metadata.setTitle(self.title)
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166 self.metadata.setArtist(self.artist)
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167 self.metadata.setAlbum(self.album)
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168
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169 JS("""
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170 var player = top.document.getElementById(this._id);
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171 player.play();
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172 """)
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173
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174
127
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175 class RadioColPanel(HorizontalPanel, ClickHandler):
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parents:
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176
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177 def __init__(self, parent, referee, player_nick):
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178 HorizontalPanel.__init__(self)
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179 ClickHandler.__init__(self)
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180 self._parent = parent
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181 self.referee = referee
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182 self.setStyleName("radiocolPanel")
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183 self.setHeight('30%')
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184
127
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185 # Now we set up the layout
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186 self.left_panel = VerticalPanel()
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187 self.left_panel.setStyleName("radiocol_left_panel")
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188 self.left_panel.setHeight('100%')
127
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189 self.add(self.left_panel)
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190 self.right_panel = VerticalPanel()
127
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191 self.metadata_panel = MetadataPanel()
128
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192 self.right_panel.add(self.metadata_panel)
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193 self.control_panel = ControlPanel(self.referee)
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194 self.right_panel.add(self.control_panel)
127
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195 self.add(self.right_panel)
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196 #self.right_panel.setBorderWidth(1)
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197 self.next_songs = []
129
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198 self.players = [Player("player_%d" % i, self.metadata_panel) for i in range(4)]
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199 self.current_player = None
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200 for player in self.players:
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201 self.right_panel.add(player)
127
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202 self.addClickListener(self)
130
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203
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204 def pushNextSong(self, title):
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205 """Add a song to the left panel's next songs queue"""
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206 next_song = Label(title)
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207 next_song.setStyleName("radiocol_next_song")
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208 self.next_songs.append(next_song)
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209 self.left_panel.append(next_song)
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210
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211 def popNextSong(self):
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212 """Remove the first song of next songs list
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213 should be called when the song is played"""
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214 #FIXME: should check that the song we remove is the one we play
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215 next_song = self.next_songs.pop(0)
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216 self.left_panel.remove(next_song)
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217
128
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218 def radiocolPreload(self, filename, title, artist, album):
129
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219 preloaded = False
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220 for player in self.players:
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221 if not player.filename or \
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222 (player.played and player != self.current_player):
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223 #if player has no file loaded, or it has already played its song
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224 #we use it to preload the next one
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225 player.preload(filename, title, artist, album)
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226 preloaded = True
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227 break
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228 if not preloaded:
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229 print("WARNING: Can't preload song, we are getting too many songs to preload, we shouldn't have more than 2 at once")
130
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diff changeset
230 else:
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diff changeset
231 self.pushNextSong(title)
243
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232
130
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diff changeset
233 def radiocolPlay(self, filename):
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234 for player in self.players:
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Goffi <goffi@goffi.org>
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diff changeset
235 if player.filename == filename:
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236 player.play()
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diff changeset
237 self.popNextSong()
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Goffi <goffi@goffi.org>
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diff changeset
238 self.current_player = player
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239 return
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240 print("WARNING: Song not found in queue, can't play it. This should not happen")
127
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Goffi <goffi@goffi.org>
parents:
diff changeset
241
130
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Goffi <goffi@goffi.org>
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diff changeset
242 def radiocolNoUpload(self):
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Goffi <goffi@goffi.org>
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243 self.control_panel.blockUpload()
129
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244
130
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Goffi <goffi@goffi.org>
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diff changeset
245 def radiocolUploadOk(self):
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Goffi <goffi@goffi.org>
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diff changeset
246 self.control_panel.unblockUpload()
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247
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diff changeset
248 def radiocolSongRejected(self, reason):
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diff changeset
249 Window.alert("Song rejected: %s" % reason)