| 1 | #!/usr/bin/pythonw
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| 2 | # -*- coding: utf-8 -*-
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| 3 |
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| 4 | from appscript import app, k, its, CommandError
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| 5 | from AppKit import NSApplication, NSApplicationDefined, NSBeep, NSSystemDefined, NSURL, NSWorkspace
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| 6 | from Foundation import NSDistributedNotificationCenter, NSSearchPathForDirectoriesInDomains, NSCachesDirectory, NSUserDomainMask
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| 7 | from PyObjCTools import AppHelper
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| 8 | from Carbon.CarbonEvt import RegisterEventHotKey, GetApplicationEventTarget
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| 9 | from Carbon.Events import cmdKey, shiftKey, controlKey
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| 10 | import httplib2
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| 11 | import os
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| 12 | import struct
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| 13 | import scrape
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| 14 | import HotKey
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| 15 |
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| 16 | GROWL_APP_NAME = 'StreamVision'
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| 17 | NOTIFICATION_TRACK_INFO = 'iTunes Track Info'
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| 18 | NOTIFICATIONS_ALL = [NOTIFICATION_TRACK_INFO]
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| 19 |
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| 20 | kEventHotKeyPressedSubtype = 6
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| 21 | kEventHotKeyReleasedSubtype = 9
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| 22 |
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| 23 | kHIDUsage_Csmr_ScanNextTrack = 0xB5
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| 24 | kHIDUsage_Csmr_ScanPreviousTrack = 0xB6
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| 25 | kHIDUsage_Csmr_PlayOrPause = 0xCD
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| 26 |
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| 27 | def growlRegister():
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| 28 | global growl
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| 29 | growl = app(id='com.Growl.GrowlHelperApp')
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| 30 |
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| 31 | growl.register(
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| 32 | as_application=GROWL_APP_NAME,
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| 33 | all_notifications=NOTIFICATIONS_ALL,
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| 34 | default_notifications=NOTIFICATIONS_ALL,
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| 35 | icon_of_application='iTunes.app')
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| 36 | # if we leave off the .app, we can get Classic iTunes's icon
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| 37 |
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| 38 | def growlNotify(title, description, **kw):
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| 39 | try:
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| 40 | growl.notify(
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| 41 | with_name=NOTIFICATION_TRACK_INFO,
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| 42 | title=title,
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| 43 | description=description,
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| 44 | application_name=GROWL_APP_NAME,
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| 45 | **kw)
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| 46 | except CommandError:
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| 47 | growlRegister()
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| 48 | growlNotify(title, description, **kw)
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| 49 |
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| 50 | def radioParadiseURL():
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| 51 | # XXX better to use http://www2.radioparadise.com/playlist.xml ?
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| 52 | session = scrape.Session()
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| 53 | session.go('http://www2.radioparadise.com/nowplay_b.php')
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| 54 | return session.region.firsttag('a')['href']
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| 55 |
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| 56 | def cleanStreamTitle(title):
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| 57 | if title == k.missing_value:
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| 58 | return ''
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| 59 | title = title.split(' [')[0] # XXX move to description
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| 60 | try: # incorrectly encoded?
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| 61 | title = title.encode('iso-8859-1').decode('utf-8')
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| 62 | except (UnicodeDecodeError, UnicodeEncodeError):
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| 63 | pass
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| 64 | title = title.replace('`', u'’')
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| 65 | return title
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| 66 |
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| 67 | def cleanStreamTrackName(name):
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| 68 | name = name.split('. ')[0]
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| 69 | name = name.split(': ')[0]
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| 70 | name = name.split(' - ')
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| 71 | if len(name) > 1:
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| 72 | name = ' - '.join(name[:-1])
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| 73 | else:
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| 74 | name = name[0]
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| 75 | return name
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| 76 |
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| 77 | def iTunesApp(): return app(id='com.apple.iTunes')
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| 78 | def XTensionApp(): return app(creator='SHEx')
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| 79 | def AmuaApp(): return app('Amua.app')
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| 80 |
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| 81 | HAVE_XTENSION = False
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| 82 | try:
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| 83 | XTensionApp()
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| 84 | HAVE_XTENSION = True
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| 85 | except:
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| 86 | pass
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| 87 |
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| 88 | HAVE_AMUA = False
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| 89 | try:
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| 90 | AmuaApp()
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| 91 | HAVE_AMUA = True
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| 92 | except:
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| 93 | pass
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| 94 |
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| 95 | needsStereoPowerOn = HAVE_XTENSION
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| 96 |
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| 97 | def mayUseStereo():
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| 98 | if not HAVE_XTENSION:
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| 99 | return False
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| 100 | systemEvents = app(id='com.apple.systemEvents')
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| 101 | iTunesWindow = systemEvents.application_processes[u'iTunes'].windows[u'iTunes']
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| 102 | remote_speakers = iTunesWindow.buttons[its.attributes['AXDescription'].value.beginswith(u'AirPlay')].title()
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| 103 | return remote_speakers and remote_speakers[0] not in (None, k.missing_value)
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| 104 |
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| 105 | def turnStereoOn():
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| 106 | global needsStereoPowerOn
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| 107 | if not mayUseStereo():
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| 108 | if HAVE_XTENSION and XTensionApp().status('Stereo'):
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| 109 | XTensionApp().turnoff('Stereo')
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| 110 | return
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| 111 | if not XTensionApp().status('Stereo'):
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| 112 | XTensionApp().turnon('Stereo')
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| 113 | needsStereoPowerOn = False
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| 114 |
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| 115 | def turnStereoOff():
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| 116 | global needsStereoPowerOn
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| 117 | if not mayUseStereo():
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| 118 | return
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| 119 | if not needsStereoPowerOn and XTensionApp().status('Stereo'):
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| 120 | XTensionApp().turnoff('Stereo')
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| 121 | needsStereoPowerOn = True
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| 122 |
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| 123 | def amuaPlaying():
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| 124 | if not HAVE_AMUA:
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| 125 | return False
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| 126 | return AmuaApp().is_playing()
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| 127 |
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| 128 | class OneFileCache(object):
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| 129 | __slots__ = ('key', 'cache')
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| 130 |
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| 131 | def __init__(self, cache):
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| 132 | if not os.path.exists(cache):
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| 133 | os.makedirs(cache)
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| 134 | self.cache = os.path.join(cache, 'file')
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| 135 | self.key = None
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| 136 |
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| 137 | def get(self, key):
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| 138 | if key == self.key:
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| 139 | return file(self.cache, 'r').read()
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| 140 |
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| 141 | def set(self, key, value):
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| 142 | self.key = key
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| 143 | file(self.cache, 'w').write(value)
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| 144 |
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| 145 | def delete(self, key):
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| 146 | if key == self.key:
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| 147 | self.key = None
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| 148 | os.remove(cache)
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| 149 |
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| 150 | class StreamVision(NSApplication):
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| 151 |
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| 152 | hotKeyActions = {}
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| 153 | hotKeys = []
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| 154 |
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| 155 | def displayTrackInfo(self, playerInfo=None):
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| 156 | iTunes = iTunesApp()
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| 157 |
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| 158 | try:
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| 159 | trackClass = iTunes.current_track.class_()
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| 160 | except CommandError:
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| 161 | trackClass = k.property
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| 162 |
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| 163 | trackName = ''
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| 164 | if trackClass != k.property:
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| 165 | trackName = iTunes.current_track.name()
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| 166 |
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| 167 | if iTunes.player_state() != k.playing:
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| 168 | growlNotify('iTunes is not playing.', trackName)
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| 169 | turnStereoOff()
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| 170 | return
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| 171 | turnStereoOn()
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| 172 | if trackClass == k.URL_track:
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| 173 | if amuaPlaying():
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| 174 | if playerInfo is None: # Amua displays it itself
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| 175 | AmuaApp().display_song_information()
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| 176 | return
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| 177 | url = iTunes.current_stream_URL()
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| 178 | kw = {}
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| 179 | if url != k.missing_value and url.endswith('.jpg'):
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| 180 | response, content = self.http.request(url)
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| 181 | if response['content-type'].startswith('image/'):
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| 182 | file(self.imagePath, 'w').write(content)
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| 183 | kw['image_from_location'] = self.imagePath
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| 184 | growlNotify(cleanStreamTitle(iTunes.current_stream_title()),
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| 185 | cleanStreamTrackName(trackName), **kw)
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| 186 | return
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| 187 | if trackClass == k.property:
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| 188 | growlNotify('iTunes is playing.', '')
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| 189 | return
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| 190 | kw = {}
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| 191 | # XXX iTunes doesn't let you get artwork for shared tracks
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| 192 | if trackClass != k.shared_track:
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| 193 | artwork = iTunes.current_track.artworks()
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| 194 | if artwork:
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| 195 | try:
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| 196 | kw['pictImage'] = artwork[0].data_()
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| 197 | except CommandError:
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| 198 | pass
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| 199 | growlNotify(trackName + ' ' +
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| 200 | u'★' * (iTunes.current_track.rating() / 20),
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| 201 | iTunes.current_track.album() + '\n' +
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| 202 | iTunes.current_track.artist(),
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| 203 | **kw)
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| 204 |
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| 205 | def goToSite(self):
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| 206 | iTunes = iTunesApp()
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| 207 | if iTunes.player_state() == k.playing:
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| 208 | if amuaPlaying():
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| 209 | AmuaApp().display_album_details()
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| 210 | return
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| 211 | url = iTunes.current_stream_URL()
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| 212 | if url != k.missing_value:
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| 213 | if 'radioparadise.com' in url and 'review' not in url:
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| 214 | url = radioParadiseURL()
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| 215 | NSWorkspace.sharedWorkspace().openURL_(NSURL.URLWithString_(url))
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| 216 | return
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| 217 | NSBeep()
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| 218 |
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| 219 | def registerHotKey(self, func, keyCode, mods=0):
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| 220 | hotKeyRef = RegisterEventHotKey(keyCode, mods, (0, 0),
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| 221 | GetApplicationEventTarget(), 0)
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| 222 | self.hotKeys.append(hotKeyRef)
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| 223 | self.hotKeyActions[HotKey.HotKeyAddress(hotKeyRef)] = func
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| 224 | return hotKeyRef
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| 225 |
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| 226 | def unregisterHotKey(self, hotKeyRef):
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| 227 | self.hotKeys.remove(hotKeyRef)
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| 228 | del self.hotKeyActions[HotKey.HotKeyAddress(hotKeyRef)]
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| 229 | hotKeyRef.UnregisterEventHotKey()
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| 230 |
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| 231 | def incrementRatingBy(self, increment):
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| 232 | iTunes = iTunesApp()
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| 233 | if amuaPlaying():
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| 234 | if increment < 0:
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| 235 | AmuaApp().ban_song()
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| 236 | growlNotify('Banned song.', '', icon_of_application='Amua.app')
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| 237 | else:
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| 238 | AmuaApp().love_song()
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| 239 | growlNotify('Loved song.', '', icon_of_application='Amua.app')
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| 240 | return
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| 241 | rating = iTunes.current_track.rating()
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| 242 | rating += increment
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| 243 | if rating < 0:
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| 244 | rating = 0
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| 245 | NSBeep()
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| 246 | elif rating > 100:
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| 247 | rating = 100
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| 248 | NSBeep()
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| 249 | iTunes.current_track.rating.set(rating)
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| 250 |
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| 251 | def playPause(self, useStereo=True):
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| 252 | global needsStereoPowerOn
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| 253 |
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| 254 | iTunes = iTunesApp()
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| 255 | was_playing = (iTunes.player_state() == k.playing)
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| 256 | if not useStereo:
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| 257 | needsStereoPowerOn = False
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| 258 | if was_playing and amuaPlaying():
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| 259 | AmuaApp().stop()
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| 260 | else:
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| 261 | iTunes.playpause()
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| 262 | if not was_playing and iTunes.player_state() == k.stopped:
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| 263 | # most likely, we're focused on the iPod, so playing does nothing
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| 264 | iTunes.browser_windows[1].view.set(iTunes.user_playlists[its.name=='Stations'][1]())
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| 265 | iTunes.play()
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| 266 | if not useStereo:
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| 267 | return
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| 268 | if iTunes.player_state() == k.playing:
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| 269 | turnStereoOn()
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| 270 | else:
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| 271 | turnStereoOff()
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| 272 |
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| 273 | def playPauseFront(self):
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| 274 | systemEvents = app(id='com.apple.systemEvents')
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| 275 | frontName = systemEvents.processes[its.frontmost == True][1].name()
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| 276 | if frontName == 'RealPlayer':
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| 277 | realPlayer = app(id='com.RealNetworks.RealPlayer')
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| 278 | if len(realPlayer.players()) > 0:
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| 279 | if realPlayer.players[1].state() == k.playing:
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| 280 | realPlayer.pause()
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| 281 | else:
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| 282 | realPlayer.play()
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| 283 | return
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| 284 | elif frontName == 'VLC':
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| 285 | app(id='org.videolan.vlc').play() # equivalent to playpause
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| 286 | else:
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| 287 | self.playPause(useStereo=False)
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| 288 |
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| 289 | def nextTrack(self):
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| 290 | if amuaPlaying():
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| 291 | AmuaApp().skip_song()
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| 292 | return
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| 293 | iTunesApp().next_track()
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| 294 |
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| 295 | def registerZoomWindowHotKey(self):
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| 296 | self.zoomWindowHotKey = self.registerHotKey(self.zoomWindow, 42, cmdKey | controlKey) # cmd-ctrl-\
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| 297 |
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| 298 | def unregisterZoomWindowHotKey(self):
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| 299 | self.unregisterHotKey(self.zoomWindowHotKey)
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| 300 | self.zoomWindowHotKey = None
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| 301 |
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| 302 | def zoomWindow(self):
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| 303 | # XXX detect if "enable access for assistive devices" needs to be enabled
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| 304 | systemEvents = app(id='com.apple.systemEvents')
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| 305 | frontName = systemEvents.processes[its.frontmost == True][1].name()
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| 306 | if frontName == 'iTunes':
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| 307 | systemEvents.processes['iTunes'].menu_bars[1]. \
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| 308 | menu_bar_items['Window'].menus.menu_items['Zoom'].click()
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| 309 | return
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| 310 | elif frontName in ('X11', 'XQuartz', 'Emacs'): # preserve C-M-\
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| 311 | self.unregisterZoomWindowHotKey()
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| 312 | systemEvents.key_code(42, using=[k.command_down, k.control_down])
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| 313 | self.registerZoomWindowHotKey()
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| 314 | return
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| 315 | frontPID = systemEvents.processes[its.frontmost == True][1].unix_id()
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| 316 | try:
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| 317 | zoomed = app(pid=frontPID).windows[1].zoomed
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| 318 | zoomed.set(not zoomed())
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| 319 | except (CommandError, RuntimeError):
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| 320 | systemEvents.processes[frontName].windows \
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| 321 | [its.subrole == 'AXStandardWindow'].windows[1]. \
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| 322 | buttons[its.subrole == 'AXZoomButton'].buttons[1].click()
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| 323 |
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| 324 | def finishLaunching(self):
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| 325 | super(StreamVision, self).finishLaunching()
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| 326 |
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| 327 | caches = NSSearchPathForDirectoriesInDomains(NSCachesDirectory,
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| 328 | NSUserDomainMask, True)[0]
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| 329 | cache = os.path.join(caches, 'StreamVision')
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| 330 | self.http = httplib2.Http(OneFileCache(cache), 5)
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| 331 | self.imagePath = os.path.join(cache, 'image')
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| 332 |
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| 333 | self.registerHotKey(self.displayTrackInfo, 100) # F8
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| 334 | self.registerHotKey(self.goToSite, 100, cmdKey) # cmd-F8
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| 335 | self.registerHotKey(self.playPause, 101) # F9
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| 336 | self.registerHotKey(lambda: iTunesApp().previous_track(), 109) # F10
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| 337 | self.registerHotKey(self.nextTrack, 103) # F11
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| 338 | self.registerHotKey(lambda: self.incrementRatingBy(-20), 109, shiftKey) # shift-F10
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| 339 | self.registerHotKey(lambda: self.incrementRatingBy(20), 103, shiftKey) # shift-F11
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| 340 | self.registerZoomWindowHotKey()
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| 341 | NSDistributedNotificationCenter.defaultCenter().addObserver_selector_name_object_(self, self.displayTrackInfo, 'com.apple.iTunes.playerInfo', None)
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| 342 | try:
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| 343 | import HIDRemote
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| 344 | HIDRemote.connect()
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| 345 | except ImportError:
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| 346 | print "failed to import HIDRemote (XXX fix - on Intel)"
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| 347 | except OSError, e:
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| 348 | print "failed to connect to remote: ", e
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| 349 |
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| 350 | def sendEvent_(self, theEvent):
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| 351 | eventType = theEvent.type()
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| 352 | if eventType == NSSystemDefined and \
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| 353 | theEvent.subtype() == kEventHotKeyPressedSubtype:
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| 354 | self.hotKeyActions[theEvent.data1()]()
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| 355 | elif eventType == NSApplicationDefined:
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| 356 | key = theEvent.data1()
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| 357 | if key == kHIDUsage_Csmr_ScanNextTrack:
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| 358 | self.nextTrack()
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| 359 | elif key == kHIDUsage_Csmr_ScanPreviousTrack:
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| 360 | iTunesApp().previous_track()
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| 361 | elif key == kHIDUsage_Csmr_PlayOrPause:
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| 362 | self.playPauseFront()
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| 363 | super(StreamVision, self).sendEvent_(theEvent)
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| 364 |
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| 365 | if __name__ == "__main__":
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| 366 | growlRegister()
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| 367 | AppHelper.runEventLoop()
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| 368 | try:
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| 369 | HIDRemote.disconnect()
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| 370 | except:
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| 371 | pass
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