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     switch (realResult)
 133            {
 134            case 'cRTP':
 135                   return @"radio tuner playlist";
 136                   break;
 137            default:
 138                   return @"playlist";
 139            }
 140 }
 141
 142 - (int)currentPlaylistIndex
 143 {
 144     int result;
 145     result = [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKeyForNumber:@"pidx" fromObjectByKey:@"pPla" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 146     return result;
 147 }
 148
 149 - (NSString *)songTitleAtIndex:(int)index
 150 {
 151     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];
 152 }
 153
 154 - (int)currentSongIndex
 155 {
 156     int result;
 157     result = [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKeyForNumber:@"pidx" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 158     return result;
 159 }
 160
 161 - (NSString *)currentSongTitle
 162 {
 163     return [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKey:@"pnam" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 164 }
 165
 166 - (NSString *)currentSongArtist
 167 {
 168     return [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKey:@"pArt" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 169 }
 170
 171 - (NSString *)currentSongAlbum
 172 {
 173     return [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKey:@"pAlb" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 174 }
 175
 176 - (NSString *)currentSongGenre
 177 {
 178     return [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKey:@"pGen" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 179 }
 180
 181 - (NSString *)currentSongLength
 182 {
 183     return [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKey:@"pTim" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 184 }
 185
 186 - (NSString *)currentSongRemaining
 187 {
 188     long duration = [[ITAppleEventCenter sharedCenter]
 189                         sendTwoTierAEWithRequestedKeyForNumber:@"pDur" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 190     long current = [[ITAppleEventCenter sharedCenter]
 191                         sendAEWithRequestedKeyForNumber:@"pPos" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 192
 193     return [[NSNumber numberWithLong:duration - current] stringValue];
 194 }
 195
 196 - (float)currentSongRating
 197 {
 198     int realResult = [[ITAppleEventCenter sharedCenter]
 199                 sendTwoTierAEWithRequestedKeyForNumber:@"pRte" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 200
 201     return realResult / 100;
 202 }
 203
 204 - (BOOL)setCurrentSongRating:(float)rating
 205 {
 206     [[ITAppleEventCenter sharedCenter] sendAEWithSendString:[NSString stringWithFormat:@"data:long(%lu), ----:obj { form:'prop', want:type('prop'), seld:type('pRte'), from:obj { form:'indx', want:type('cTrk'), seld:long(%lu), from:obj { form:'indx', want:type('cPly'), seld:long(%lu), from:'null'() } } }",(long)rating*100,[self currentSongIndex],[self currentPlaylistIndex]] eventClass:@"core" eventID:@"setd" appPSN:iTunesPSN];
 207     return YES;
 208 }
 209
 210 - (BOOL)equalizerEnabled
 211 {
 212     return NO;
 213 }
 214
 215 - (BOOL)setEqualizerEnabled:(BOOL)enabled
 216 {
 217     return NO;
 218 }
 219
 220 - (NSArray *)eqPresets
 221 {
 222     int i;
 223     long numPresets = [[ITAppleEventCenter sharedCenter] sendAEWithSendStringForNumber:@"kocl:type('cEQP'), '----':(), &subj:()" eventClass:@"core" eventID:@"cnte" appPSN:iTunesPSN];
 224     NSMutableArray *presets = [[NSMutableArray alloc] initWithCapacity:numPresets];
 225
 226     for (i = 1; i <= numPresets; i++) {
 227         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];
 228         if (theObj) {
 229             [presets addObject:theObj];
 230         }
 231     }
 232     return [presets autorelease];
 233 }
 234
 235 - (int)currentEQPresetIndex
 236 {
 237     int result;
 238     result = [[ITAppleEventCenter sharedCenter]
 239                 sendTwoTierAEWithRequestedKeyForNumber:@"pidx" fromObjectByKey:@"pEQP" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 240     return result;
 241 }
 242
 243 - (float)volume
 244 {
 245     long vol = [[ITAppleEventCenter sharedCenter] sendAEWithRequestedKeyForNumber:@"pVol" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 246     return vol / 100;
 247 }
 248
 249 - (BOOL)setVolume:(float)volume
 250 {
 251     [[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];
 252     return NO;
 253 }
 254
 255 - (BOOL)shuffleEnabled
 256 {
 257     int result = [[ITAppleEventCenter sharedCenter]
 258                 sendTwoTierAEWithRequestedKeyForNumber:@"pShf" fromObjectByKey:@"pPla" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 259     return result;
 260 }
 261
 262 - (BOOL)setShuffleEnabled:(BOOL)enabled
 263 {
 264     [[ITAppleEventCenter sharedCenter] sendAEWithSendString:[NSString stringWithFormat:@"data:long(%lu) ----:obj { form:'prop', want:type('prop'), seld:type('pShf'), from:obj { form:'prop', want:type('prop'), seld:type('pPla'), from:'null'() } }",enabled] eventClass:@"core" eventID:@"setd" appPSN:iTunesPSN];
 265 }
 266
 267 - (ITMTRemotePlayerRepeatMode)repeatMode
 268 {
 269     FourCharCode m00f;
 270     int result;
 271     m00f = [[ITAppleEventCenter sharedCenter]
 272                 sendTwoTierAEWithRequestedKeyForNumber:@"pRpt" fromObjectByKey:@"pPla" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 273
 274     switch (m00f)
 275            {
 276            case 'kRp0':
 277                   result = ITMTRemotePlayerRepeatOff;
 278                   break;
 279            case 'kRp1':
 280                   result = ITMTRemotePlayerRepeatOne;
 281                   break;
 282            case 'kRpA':
 283                   result = ITMTRemotePlayerRepeatAll;
 284                   break;
 285            }
 286
 287     return result;
 288 }
 289
 290 - (BOOL)setRepeatMode:(ITMTRemotePlayerRepeatMode)repeatMode
 291 {
 292     FourCharCode m00f;
 293     switch (repeatMode)
 294            {
 295            case ITMTRemotePlayerRepeatOff:
 296                   m00f = 'kRp0';
 297                   break;
 298            case ITMTRemotePlayerRepeatOne:
 299                   m00f = 'kRp1';
 300                   break;
 301            case ITMTRemotePlayerRepeatAll:
 302                   m00f = 'kRpA';
 303                   break;
 304            }
 305
 306     [[ITAppleEventCenter sharedCenter] sendAEWithSendString:[NSString stringWithFormat:@"data:long(%lu) ----:obj { form:'prop', want:type('pRpt'), seld:type('pShf'), from:obj { form:'prop', want:type('prop'), seld:type('pPla'), from:'null'() } }",m00f] eventClass:@"core" eventID:@"setd" appPSN:iTunesPSN];
 307
 308 }
 309
 310 - (BOOL)play
 311 {
 312     [[ITAppleEventCenter sharedCenter] sendAEWithEventClass:@"hook" eventID:@"Play" appPSN:iTunesPSN];
 313     return YES;
 314 }
 315
 316 - (BOOL)pause
 317 {
 318     [[ITAppleEventCenter sharedCenter] sendAEWithEventClass:@"hook" eventID:@"Paus" appPSN:iTunesPSN];
 319     return YES;
 320 }
 321
 322 - (BOOL)goToNextSong
 323 {
 324     [[ITAppleEventCenter sharedCenter] sendAEWithEventClass:@"hook" eventID:@"Next" appPSN:iTunesPSN];
 325     return YES;
 326 }
 327
 328 - (BOOL)goToPreviousSong
 329 {
 330     [[ITAppleEventCenter sharedCenter] sendAEWithEventClass:@"hook" eventID:@"Prev" appPSN:iTunesPSN];
 331     return YES;
 332 }
 333
 334 - (BOOL)forward
 335 {
 336     [[ITAppleEventCenter sharedCenter] sendAEWithEventClass:@"hook" eventID:@"Fast" appPSN:iTunesPSN];
 337     return YES;
 338 }
 339
 340 - (BOOL)rewind
 341 {
 342     [[ITAppleEventCenter sharedCenter] sendAEWithEventClass:@"hook" eventID:@"Rwnd" appPSN:iTunesPSN];
 343     return YES;
 344 }
 345
 346 - (BOOL)switchToPlaylistAtIndex:(int)index
 347 {
 348     [[ITAppleEventCenter sharedCenter] sendAEWithSendString:[NSString stringWithFormat:@"'----':obj { form:'indx', want:type('cPly'), seld:long(%lu), from:() }",index] eventClass:@"hook" eventID:@"Play" appPSN:iTunesPSN];
 349     return YES;
 350 }
 351
 352 - (BOOL)switchToSongAtIndex:(int)index
 353 {
 354     [[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];
 355     return YES;
 356 }
 357
 358 - (BOOL)switchToEQAtIndex:(int)index
 359 {
 360     [[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];
 361     return YES;
 362 }
 363
 364 - (ProcessSerialNumber)iTunesPSN
 365 {
 366     NSArray *apps = [[NSWorkspace sharedWorkspace] launchedApplications];
 367     ProcessSerialNumber number;
 368     int i;
 369     int count = [apps count];
 370
 371     number.highLongOfPSN = kNoProcess;
 372
 373     for (i = 0; i < count; i++)
 374     {
 375         NSDictionary *curApp = [apps objectAtIndex:i];
 376
 377         if ([[curApp objectForKey:@"NSApplicationName"] isEqualToString:@"iTunes"])
 378         {
 379             number.highLongOfPSN = [[curApp objectForKey:
 380                 @"NSApplicationProcessSerialNumberHigh"] intValue];
 381             number.lowLongOfPSN = [[curApp objectForKey:
 382                 @"NSApplicationProcessSerialNumberLow"] intValue];
 383         }
 384     }
 385     return number;
 386 }
 387
 388 - (void)applicationLaunched:(NSNotification *)note
 389 {
 390     NSDictionary *info = [note userInfo];
 391
 392     if ([[info objectForKey:@"NSApplicationName"] isEqualToString:@"iTunes"]) {
 393         iTunesPSN.highLongOfPSN = [[info objectForKey:@"NSApplicationProcessSerialNumberHigh"] longValue];
 394         iTunesPSN.lowLongOfPSN = [[info objectForKey:@"NSApplicationProcessSerialNumberLow"] longValue];
 395
 396         [[NSNotificationCenter defaultCenter] postNotificationName:@"ITMTRemoteAppDidLaunchNotification" object:nil];
 397     }
 398 }
 399
 400 - (void)applicationTerminated:(NSNotification *)note
 401 {
 402     NSDictionary *info = [note userInfo];
 403
 404     if ([[info objectForKey:@"NSApplicationName"] isEqualToString:@"iTunes"]) {
 405         iTunesPSN.highLongOfPSN = kNoProcess;
 406         [[NSNotificationCenter defaultCenter] postNotificationName:@"ITMTRemoteAppDidTerminateNotification" object:nil];
 407     }
 408 }
 409
 410 @end