iTunesRemote.m

   1 #import "iTunesRemote.h"
   2
   3 @implementation iTunesRemote
   4
   5 + (id)remote
   6 {
   7     return [[[iTunesRemote alloc] init] autorelease];
   8 }
   9
  10 - (NSString *)remoteTitle
  11 {
  12     return @"iTunes Remote";
  13 }
  14
  15 - (NSString *)remoteInformation
  16 {
  17     return @"Default MenuTunes plugin to control iTunes, by iThink Software.";
  18 }
  19
  20 - (NSImage *)remoteIcon
  21 {
  22     return nil;
  23 }
  24
  25 - (BOOL)begin
  26 {
  27     iTunesPSN = [self iTunesPSN];
  28
  29     [[[NSWorkspace sharedWorkspace] notificationCenter] addObserver:self selector:@selector(applicationLaunched:) name:NSWorkspaceDidLaunchApplicationNotification object:nil];
  30     [[[NSWorkspace sharedWorkspace] notificationCenter] addObserver:self selector:@selector(applicationTerminated:) name:NSWorkspaceDidTerminateApplicationNotification object:nil];
  31
  32     return YES;
  33 }
  34
  35 - (BOOL)halt
  36 {
  37     iTunesPSN.highLongOfPSN = kNoProcess;
  38
  39     //Unregister for application termination in NSWorkspace
  40     [[[NSWorkspace sharedWorkspace] notificationCenter] removeObserver:self];
  41
  42     return YES;
  43 }
  44
  45 - (NSString *)playerFullName
  46 {
  47     return @"iTunes";
  48 }
  49
  50 - (NSString *)playerSimpleName
  51 {
  52     return @"iTunes";
  53 }
  54
  55 - (NSDictionary *)capabilities
  56 {
  57     return [NSDictionary dictionaryWithObjectsAndKeys:
  58                 [NSNumber numberWithBool: YES], @"Remote",
  59                 [NSNumber numberWithBool: YES], @"Basic Track Control",
  60                 [NSNumber numberWithBool: YES], @"Track Information",
  61                 [NSNumber numberWithBool: YES], @"Track Navigation",
  62                 [NSNumber numberWithBool: YES], @"Upcoming Songs",
  63                 [NSNumber numberWithBool: YES], @"Playlists",
  64                 [NSNumber numberWithBool: YES], @"Volume",
  65                 [NSNumber numberWithBool: YES], @"Shuffle",
  66                 [NSNumber numberWithBool: YES], @"Repeat Modes",
  67                 [NSNumber numberWithBool: YES], @"Equalizer",
  68                 [NSNumber numberWithBool: YES], @"Track Rating",
  69                 nil];
  70 }
  71
  72 - (ITMTRemotePlayerRunningState)playerRunningState
  73 {
  74     NSArray *apps = [[NSWorkspace sharedWorkspace] launchedApplications];
  75     int i;
  76     int count = [apps count];
  77
  78     for (i = 0; i < count; i++) {
  79         if ([[[apps objectAtIndex:i] objectForKey:@"NSApplicationName"] isEqualToString:@"iTunes"]) {
  80             return ITMTRemotePlayerRunning;
  81         }
  82     }
  83     return ITMTRemotePlayerNotRunning;
  84 }
  85
  86 - (ITMTRemotePlayerPlayingState)playerPlayingState
  87 {
  88     long result = [[ITAppleEventCenter sharedCenter] sendAEWithSendStringForNumber:@"'----':obj { form:'prop', want:type('prop'), seld:type('pPlS'), from:'null'() }" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
  89
  90     switch (result)
  91     {
  92         default:
  93         case 'kPSS':
  94             return ITMTRemotePlayerStopped;
  95         case 'kPSP':
  96             return ITMTRemotePlayerPlaying;
  97         case 'kPSp':
  98             return ITMTRemotePlayerPaused;
  99         case 'kPSR':
 100             return ITMTRemotePlayerRewinding;
 101         case 'kPSF':
 102             return ITMTRemotePlayerForwarding;
 103     }
 104
 105     return ITMTRemotePlayerStopped;
 106 }
 107
 108 - (NSArray *)playlists
 109 {
 110     long i = 0;
 111     const signed long numPlaylists = [[ITAppleEventCenter sharedCenter] sendAEWithSendStringForNumber:@"kocl:type('cPly'), '----':(), &subj:()" eventClass:@"core" eventID:@"cnte" appPSN:iTunesPSN];
 112     NSMutableArray *playlists = [[NSMutableArray alloc] initWithCapacity:numPlaylists];
 113
 114     for (i = 1; i <= numPlaylists; i++) {
 115         const long j = i;
 116         NSString *sendStr = [NSString stringWithFormat:@"'----':obj { form:'prop', want:type('prop'), seld:type('pnam'), from:obj { form:'indx', want:type('cPly'), seld:long(%lu), from:'null'() } }",(unsigned long)j];
 117         NSString *theObj = [[ITAppleEventCenter sharedCenter] sendAEWithSendString:sendStr eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 118         [playlists addObject:theObj];
 119     }
 120     return [playlists autorelease];
 121 }
 122
 123 - (int)numberOfSongsInPlaylistAtIndex:(int)index
 124 {
 125     return [[ITAppleEventCenter sharedCenter] sendAEWithSendStringForNumber:[NSString stringWithFormat:@"kocl:type('cTrk'), '----':obj { form:'indx', want:type('cPly'), seld:long(%lu), from:'null'() }",index] eventClass:@"core" eventID:@"cnte" appPSN:iTunesPSN];
 126 }
 127
 128 - (NSString *)classOfPlaylistAtIndex:(int)index
 129 {
 130     int realResult = [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKeyForNumber:@"pcls" fromObjectByKey:@"pPla" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 131
 132     if (realResult == 'cRTP') {
 133         return @"radio tuner playlist";
 134     } else {
 135         return @"playlist";
 136     }
 137 }
 138
 139 - (int)currentPlaylistIndex
 140 {
 141     int result;
 142     result = [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKeyForNumber:@"pidx" fromObjectByKey:@"pPla" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 143     return result;
 144 }
 145
 146 - (NSString *)songTitleAtIndex:(int)index
 147 {
 148     return [[ITAppleEventCenter sharedCenter] sendAEWithSendString:[NSString stringWithFormat:@"'----':obj { form:'prop', want:type('prop'), seld:type('pnam'), from:obj { form:'indx', want:type('cTrk'), seld:long(%lu), from:obj { form:'prop', want:type('prop'), seld:type('pPla'), from:'null'() } } }",index] eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 149 }
 150
 151 - (int)currentSongIndex
 152 {
 153     int result;
 154     result = [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKeyForNumber:@"pidx" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 155     return result;
 156 }
 157
 158 - (NSString *)currentSongTitle
 159 {
 160     return [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKey:@"pnam" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 161 }
 162
 163 - (NSString *)currentSongArtist
 164 {
 165     return [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKey:@"pArt" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 166 }
 167
 168 - (NSString *)currentSongAlbum
 169 {
 170     return [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKey:@"pAlb" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 171 }
 172
 173 - (NSString *)currentSongGenre
 174 {
 175     return [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKey:@"pGen" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 176 }
 177
 178 - (NSString *)currentSongLength
 179 {
 180     return [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKey:@"pTim" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 181 }
 182
 183 - (NSString *)currentSongRemaining
 184 {
 185     long duration = [[ITAppleEventCenter sharedCenter]
 186                         sendTwoTierAEWithRequestedKeyForNumber:@"pDur" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 187     long current = [[ITAppleEventCenter sharedCenter]
 188                         sendAEWithRequestedKeyForNumber:@"pPos" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 189
 190     return [[NSNumber numberWithLong:duration - current] stringValue];
 191 }
 192
 193 - (float)currentSongRating
 194 {
 195     int realResult = [[ITAppleEventCenter sharedCenter]
 196                 sendTwoTierAEWithRequestedKeyForNumber:@"pRte" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 197
 198     return realResult / 100;
 199 }
 200
 201 - (BOOL)setCurrentSongRating:(float)rating
 202 {
 203     [[ITAppleEventCenter sharedCenter] sendAEWithSendString:[NSString stringWithFormat:@"data:long(%lu), ----:obj { form:'prop', want:type('prop'), seld:type('pRte'), from:obj { form:'prop', want:type('prop'), seld:type('pTrk'), from:'null'() } ",(long)rating*100] eventClass:@"core" eventID:@"setd" appPSN:iTunesPSN];
 204     return YES;
 205 }
 206
 207 - (BOOL)equalizerEnabled
 208 {
 209     return NO;
 210 }
 211
 212 - (BOOL)setEqualizerEnabled:(BOOL)enabled
 213 {
 214     return NO;
 215 }
 216
 217 - (NSArray *)eqPresets
 218 {
 219     int i;
 220     long numPresets = [[ITAppleEventCenter sharedCenter] sendAEWithSendStringForNumber:@"kocl:type('cEQP'), '----':(), &subj:()" eventClass:@"core" eventID:@"cnte" appPSN:iTunesPSN];
 221     NSMutableArray *presets = [[NSMutableArray alloc] initWithCapacity:numPresets];
 222
 223     for (i = 1; i <= numPresets; i++) {
 224         NSString *theObj = [[ITAppleEventCenter sharedCenter] sendAEWithSendString:[NSString stringWithFormat:@"'----':obj { form:'prop', want:type('prop'), seld:type('pnam'), from:obj { form:'indx', want:type('cEQP'), seld:long(%lu), from:'null'() } }",i] eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 225         if (theObj) {
 226             [presets addObject:theObj];
 227         }
 228     }
 229     return [presets autorelease];
 230 }
 231
 232 - (int)currentEQPresetIndex
 233 {
 234     int result;
 235     result = [[ITAppleEventCenter sharedCenter]
 236                 sendTwoTierAEWithRequestedKeyForNumber:@"pidx" fromObjectByKey:@"pEQP" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 237     return result;
 238 }
 239
 240 - (float)volume
 241 {
 242     long vol = [[ITAppleEventCenter sharedCenter] sendAEWithRequestedKeyForNumber:@"pVol" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 243     return vol / 100;
 244 }
 245
 246 - (BOOL)setVolume:(float)volume
 247 {
 248     [[ITAppleEventCenter sharedCenter] sendAEWithSendString:[NSString stringWithFormat:@"data:long(%lu), ----:obj { form:'prop', want:type('prop'), seld:type('pVol'), from:'null'() }",(long)volume*100] eventClass:@"core" eventID:@"setd" appPSN:iTunesPSN];
 249     return NO;
 250 }
 251
 252 - (BOOL)shuffleEnabled
 253 {
 254     return NO;
 255 }
 256
 257 - (BOOL)setShuffleEnabled:(BOOL)enabled
 258 {
 259     return NO;
 260 }
 261
 262 - (ITMTRemotePlayerRepeatMode)repeatMode
 263 {
 264     return ITMTRemotePlayerRepeatOff;
 265 }
 266
 267 - (BOOL)setRepeatMode:(ITMTRemotePlayerRepeatMode)repeatMode
 268 {
 269     return NO;
 270 }
 271
 272 - (BOOL)play
 273 {
 274     [[ITAppleEventCenter sharedCenter] sendAEWithEventClass:@"hook" eventID:@"Play" appPSN:iTunesPSN];
 275     return YES;
 276 }
 277
 278 - (BOOL)pause
 279 {
 280     [[ITAppleEventCenter sharedCenter] sendAEWithEventClass:@"hook" eventID:@"Paus" appPSN:iTunesPSN];
 281     return YES;
 282 }
 283
 284 - (BOOL)goToNextSong
 285 {
 286     [[ITAppleEventCenter sharedCenter] sendAEWithEventClass:@"hook" eventID:@"Next" appPSN:iTunesPSN];
 287     return YES;
 288 }
 289
 290 - (BOOL)goToPreviousSong
 291 {
 292     [[ITAppleEventCenter sharedCenter] sendAEWithEventClass:@"hook" eventID:@"Prev" appPSN:iTunesPSN];
 293     return YES;
 294 }
 295
 296 - (BOOL)forward
 297 {
 298     [[ITAppleEventCenter sharedCenter] sendAEWithEventClass:@"hook" eventID:@"Fast" appPSN:iTunesPSN];
 299     return YES;
 300 }
 301
 302 - (BOOL)rewind
 303 {
 304     [[ITAppleEventCenter sharedCenter] sendAEWithEventClass:@"hook" eventID:@"Rwnd" appPSN:iTunesPSN];
 305     return YES;
 306 }
 307
 308 - (BOOL)switchToPlaylistAtIndex:(int)index
 309 {
 310     [[ITAppleEventCenter sharedCenter] sendAEWithSendString:[NSString stringWithFormat:@"'----':obj { form:'indx', want:type('cPly'), seld:long(%lu), from:() }",index] eventClass:@"hook" eventID:@"Play" appPSN:iTunesPSN];
 311     return YES;
 312 }
 313
 314 - (BOOL)switchToSongAtIndex:(int)index
 315 {
 316     [[ITAppleEventCenter sharedCenter] sendAEWithSendString:[NSString stringWithFormat:@"'----':obj { form:'indx', want:type('cTrk'), seld:long(%lu), from:obj { form:'prop', want:type('prop'), seld:type('pPla'), from:() } }",index] eventClass:@"hook" eventID:@"Play" appPSN:iTunesPSN];
 317     return YES;
 318 }
 319
 320 - (BOOL)switchToEQAtIndex:(int)index
 321 {
 322     [[ITAppleEventCenter sharedCenter] sendAEWithSendString:[NSString stringWithFormat:@"data:obj { form:'ID  ', want:type('cEQP'), seld:long(%lu), from:'null'() }, ----:obj { form:'prop', want:type('prop'), seld:type('pEQP'), from:'null'() }",index] eventClass:@"core" eventID:@"setd" appPSN:iTunesPSN];
 323     return YES;
 324 }
 325
 326 - (ProcessSerialNumber)iTunesPSN
 327 {
 328     NSArray *apps = [[NSWorkspace sharedWorkspace] launchedApplications];
 329     ProcessSerialNumber number;
 330     int i;
 331     int count = [apps count];
 332
 333     number.highLongOfPSN = kNoProcess;
 334
 335     for (i = 0; i < count; i++)
 336     {
 337         NSDictionary *curApp = [apps objectAtIndex:i];
 338
 339         if ([[curApp objectForKey:@"NSApplicationName"] isEqualToString:@"iTunes"])
 340         {
 341             number.highLongOfPSN = [[curApp objectForKey:
 342                 @"NSApplicationProcessSerialNumberHigh"] intValue];
 343             number.lowLongOfPSN = [[curApp objectForKey:
 344                 @"NSApplicationProcessSerialNumberLow"] intValue];
 345         }
 346     }
 347     return number;
 348 }
 349
 350 - (void)applicationLaunched:(NSNotification *)note
 351 {
 352     NSDictionary *info = [note userInfo];
 353
 354     if ([[info objectForKey:@"NSApplicationName"] isEqualToString:@"iTunes"]) {
 355         iTunesPSN.highLongOfPSN = [[info objectForKey:@"NSApplicationProcessSerialNumberHigh"] longValue];
 356         iTunesPSN.lowLongOfPSN = [[info objectForKey:@"NSApplicationProcessSerialNumberLow"] longValue];
 357
 358         [[NSNotificationCenter defaultCenter] postNotificationName:@"ITMTRemoteAppDidLaunchNotification" object:nil];
 359     }
 360 }
 361
 362 - (void)applicationTerminated:(NSNotification *)note
 363 {
 364     NSDictionary *info = [note userInfo];
 365
 366     if ([[info objectForKey:@"NSApplicationName"] isEqualToString:@"iTunes"]) {
 367         iTunesPSN.highLongOfPSN = kNoProcess;
 368         [[NSNotificationCenter defaultCenter] postNotificationName:@"ITMTRemoteAppDidTerminateNotification" object:nil];
 369     }
 370 }
 371
 372 @end