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 - (BOOL)showPrimaryInterface
  73 {
  74     // Make this into AppleEvents... shouldn't be too hard, I'm just too tired to do it right now.
  75     [[ITAppleEventCenter sharedCenter] sendAEWithSendString:@"data:long(1), '----':obj { form:'prop', want:type('prop'), seld:type('pisf'), from:'null'() }" eventClass:@"core" eventID:@"setd" appPSN:iTunesPSN];
  76     // Still have to convert these to AEs:
  77     //  set visible of browser window 1 to true
  78     [[ITAppleEventCenter sharedCenter] sendAEWithSendString:@"data:true($$), ----:obj { form:'prop', want:'prop', seld:'pvis', from:obj { form:'indx', want:'cBrW', seld:1, from:'null'() } }" eventClass:@"core" eventID:@"setd" appPSN:iTunesPSN];
  79     //  set minimized of browser window 1 to false
  80     [[ITAppleEventCenter sharedCenter] sendAEWithSendString:@"data:fals($$), ----:obj { form:'prop', want:'prop', seld:'pMin', from:obj { form:'indx', want:'cBrW', seld:1, from:'null'() } }" eventClass:@"core" eventID:@"setd" appPSN:iTunesPSN];
  81
  82     return NO;
  83 }
  84
  85 - (ITMTRemotePlayerRunningState)playerRunningState
  86 {
  87     NSArray *apps = [[NSWorkspace sharedWorkspace] launchedApplications];
  88     int i;
  89     int count = [apps count];
  90
  91     for (i = 0; i < count; i++) {
  92         if ([[[apps objectAtIndex:i] objectForKey:@"NSApplicationName"] isEqualToString:@"iTunes"]) {
  93             return ITMTRemotePlayerRunning;
  94         }
  95     }
  96     return ITMTRemotePlayerNotRunning;
  97 }
  98
  99 - (ITMTRemotePlayerPlayingState)playerPlayingState
 100 {
 101     long result = [[ITAppleEventCenter sharedCenter] sendAEWithSendStringForNumber:@"'----':obj { form:'prop', want:type('prop'), seld:type('pPlS'), from:'null'() }" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 102
 103     switch (result)
 104     {
 105         default:
 106         case 'kPSS':
 107             return ITMTRemotePlayerStopped;
 108         case 'kPSP':
 109             return ITMTRemotePlayerPlaying;
 110         case 'kPSp':
 111             return ITMTRemotePlayerPaused;
 112         case 'kPSR':
 113             return ITMTRemotePlayerRewinding;
 114         case 'kPSF':
 115             return ITMTRemotePlayerForwarding;
 116     }
 117
 118     return ITMTRemotePlayerStopped;
 119 }
 120
 121 - (NSArray *)playlists
 122 {
 123     long i = 0;
 124     const signed long numPlaylists = [[ITAppleEventCenter sharedCenter] sendAEWithSendStringForNumber:@"kocl:type('cPly'), '----':(), &subj:()" eventClass:@"core" eventID:@"cnte" appPSN:iTunesPSN];
 125     NSMutableArray *playlists = [[NSMutableArray alloc] initWithCapacity:numPlaylists];
 126
 127     for (i = 1; i <= numPlaylists; i++) {
 128         const long j = i;
 129         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];
 130         NSString *theObj = [[ITAppleEventCenter sharedCenter] sendAEWithSendString:sendStr eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 131         [playlists addObject:theObj];
 132     }
 133     return [playlists autorelease];
 134 }
 135
 136 - (int)numberOfSongsInPlaylistAtIndex:(int)index
 137 {
 138     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];
 139 }
 140
 141 - (ITMTRemotePlayerPlaylistClass)classOfPlaylistAtIndex:(int)index
 142 {
 143     int realResult = [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKeyForNumber:@"pcls" fromObjectByKey:@"pPla" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 144
 145
 146     switch (realResult)
 147            {
 148            case 'cLiP':
 149                   return ITMTRemotePlayerLibraryPlaylist;
 150                   break;
 151            case 'cRTP':
 152                   return ITMTRemotePlayerRadioPlaylist;
 153                   break;
 154            default:
 155                   return ITMTRemotePlayerPlaylist;
 156            }
 157 }
 158
 159 - (int)currentPlaylistIndex
 160 {
 161     return [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKeyForNumber:@"pidx" fromObjectByKey:@"pPla" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 162 }
 163
 164 - (NSString *)songTitleAtIndex:(int)index
 165 {
 166     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];
 167 }
 168
 169 - (NSString *)currentSongUniqueIdentifier
 170 {
 171     return [NSString stringWithFormat:@"%i-%i", [self currentPlaylistIndex], [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKeyForNumber:@"pDID" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN]];
 172 }
 173
 174 - (int)currentSongIndex
 175 {
 176     return [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKeyForNumber:@"pidx" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 177 }
 178
 179 - (NSString *)currentSongTitle
 180 {
 181     return [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKey:@"pnam" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 182 }
 183
 184 - (NSString *)currentSongArtist
 185 {
 186     return [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKey:@"pArt" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 187 }
 188
 189 - (NSString *)currentSongAlbum
 190 {
 191     return [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKey:@"pAlb" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 192 }
 193
 194 - (NSString *)currentSongGenre
 195 {
 196     return [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKey:@"pGen" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 197 }
 198
 199 - (NSString *)currentSongLength
 200 {
 201     return [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKey:@"pTim" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 202 }
 203
 204 - (NSString *)currentSongRemaining
 205 {
 206     long duration = [[ITAppleEventCenter sharedCenter]
 207                         sendTwoTierAEWithRequestedKeyForNumber:@"pDur" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 208     long current = [[ITAppleEventCenter sharedCenter]
 209                         sendAEWithRequestedKeyForNumber:@"pPos" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 210
 211     return [[NSNumber numberWithLong:duration - current] stringValue];
 212 }
 213
 214 - (float)currentSongRating
 215 {
 216     return [[ITAppleEventCenter sharedCenter]
 217                 sendTwoTierAEWithRequestedKeyForNumber:@"pRte" fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN] / 100.0;
 218 }
 219
 220 - (BOOL)setCurrentSongRating:(float)rating
 221 {
 222     [[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:'prop', want:type('prop'), seld:type('pPla'), from:'null'() } } }",(long)(rating*100),[self currentSongIndex]] eventClass:@"core" eventID:@"setd" appPSN:iTunesPSN];
 223     return YES;
 224 }
 225
 226 - (BOOL)equalizerEnabled
 227 {
 228     int thingy = [[ITAppleEventCenter sharedCenter] sendAEWithSendStringForNumber:@"'----':obj { form:type('prop'), want:type('prop'), seld:type('pEQ '), from:() }" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 229     NSLog(@"Debug equalizerEnabled: %i", thingy);
 230     return thingy;
 231 }
 232
 233 - (BOOL)setEqualizerEnabled:(BOOL)enabled
 234 {
 235     [[ITAppleEventCenter sharedCenter] sendAEWithSendString:[NSString stringWithFormat:@"data:long(%lu), '----':obj { form:'prop', want:type('prop'), seld:type('pEQ '), from:'null'() }",enabled] eventClass:@"core" eventID:@"setd" appPSN:iTunesPSN];
 236     return YES;
 237 }
 238
 239 - (NSArray *)eqPresets
 240 {
 241     int i;
 242     long numPresets = [[ITAppleEventCenter sharedCenter] sendAEWithSendStringForNumber:@"kocl:type('cEQP'), '----':(), &subj:()" eventClass:@"core" eventID:@"cnte" appPSN:iTunesPSN];
 243     NSMutableArray *presets = [[NSMutableArray alloc] initWithCapacity:numPresets];
 244
 245     for (i = 1; i <= numPresets; i++) {
 246         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];
 247         if (theObj) {
 248             [presets addObject:theObj];
 249         }
 250     }
 251     return [presets autorelease];
 252 }
 253
 254 - (int)currentEQPresetIndex
 255 {
 256     int result;
 257     result = [[ITAppleEventCenter sharedCenter]
 258                 sendTwoTierAEWithRequestedKeyForNumber:@"pidx" fromObjectByKey:@"pEQP" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 259     return result;
 260 }
 261
 262 - (float)volume
 263 {
 264     long vol = [[ITAppleEventCenter sharedCenter] sendAEWithRequestedKeyForNumber:@"pVol" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 265     return vol / 100;
 266 }
 267
 268 - (BOOL)setVolume:(float)volume
 269 {
 270     [[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];
 271     return NO;
 272 }
 273
 274 - (BOOL)shuffleEnabled
 275 {
 276     int result = [[ITAppleEventCenter sharedCenter]
 277                 sendTwoTierAEWithRequestedKeyForNumber:@"pShf" fromObjectByKey:@"pPla" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 278     return result;
 279 }
 280
 281 - (BOOL)setShuffleEnabled:(BOOL)enabled
 282 {
 283     [[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];
 284     return YES;
 285 }
 286
 287 - (ITMTRemotePlayerRepeatMode)repeatMode
 288 {
 289     FourCharCode m00f;
 290     int result;
 291     m00f = [[ITAppleEventCenter sharedCenter]
 292                 sendTwoTierAEWithRequestedKeyForNumber:@"pRpt" fromObjectByKey:@"pPla" eventClass:@"core" eventID:@"getd" appPSN:iTunesPSN];
 293
 294     switch (m00f)
 295            {
 296            case 'kRp0':
 297                   result = ITMTRemotePlayerRepeatOff;
 298                   break;
 299            case 'kRp1':
 300                   result = ITMTRemotePlayerRepeatOne;
 301                   break;
 302            case 'kRpA':
 303                   result = ITMTRemotePlayerRepeatAll;
 304                   break;
 305            }
 306
 307     return result;
 308 }
 309
 310 - (BOOL)setRepeatMode:(ITMTRemotePlayerRepeatMode)repeatMode
 311 {
 312     FourCharCode m00f;
 313     switch (repeatMode)
 314            {
 315            case ITMTRemotePlayerRepeatOff:
 316                   m00f = 'kRp0';
 317                   break;
 318            case ITMTRemotePlayerRepeatOne:
 319                   m00f = 'kRp1';
 320                   break;
 321            case ITMTRemotePlayerRepeatAll:
 322                   m00f = 'kRpA';
 323                   break;
 324            }
 325
 326     [[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];
 327     return YES;
 328 }
 329
 330 - (BOOL)play
 331 {
 332     [[ITAppleEventCenter sharedCenter] sendAEWithEventClass:@"hook" eventID:@"Play" appPSN:iTunesPSN];
 333     return YES;
 334 }
 335
 336 - (BOOL)pause
 337 {
 338     [[ITAppleEventCenter sharedCenter] sendAEWithEventClass:@"hook" eventID:@"Paus" appPSN:iTunesPSN];
 339     return YES;
 340 }
 341
 342 - (BOOL)goToNextSong
 343 {
 344     [[ITAppleEventCenter sharedCenter] sendAEWithEventClass:@"hook" eventID:@"Next" appPSN:iTunesPSN];
 345     return YES;
 346 }
 347
 348 - (BOOL)goToPreviousSong
 349 {
 350     [[ITAppleEventCenter sharedCenter] sendAEWithEventClass:@"hook" eventID:@"Prev" appPSN:iTunesPSN];
 351     return YES;
 352 }
 353
 354 - (BOOL)forward
 355 {
 356     [[ITAppleEventCenter sharedCenter] sendAEWithEventClass:@"hook" eventID:@"Fast" appPSN:iTunesPSN];
 357     return YES;
 358 }
 359
 360 - (BOOL)rewind
 361 {
 362     [[ITAppleEventCenter sharedCenter] sendAEWithEventClass:@"hook" eventID:@"Rwnd" appPSN:iTunesPSN];
 363     return YES;
 364 }
 365
 366 - (BOOL)switchToPlaylistAtIndex:(int)index
 367 {
 368     [[ITAppleEventCenter sharedCenter] sendAEWithSendString:[NSString stringWithFormat:@"'----':obj { form:'indx', want:type('cPly'), seld:long(%lu), from:() }",index] eventClass:@"hook" eventID:@"Play" appPSN:iTunesPSN];
 369     return YES;
 370 }
 371
 372 - (BOOL)switchToSongAtIndex:(int)index
 373 {
 374     [[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];
 375     return YES;
 376 }
 377
 378 - (BOOL)switchToEQAtIndex:(int)index
 379 {
 380     // index should count from 0, but itunes counts from 1, so let's add 1.
 381     [[ITAppleEventCenter sharedCenter] sendAEWithSendString:[NSString stringWithFormat:@"'----':obj { form:'prop', want:type('prop'), seld:type('pEQP'), from:'null'() }, data:obj { form:'indx', want:type('cEQP'), seld:long(%lu), from:'null'() }",(index+1)] eventClass:@"core" eventID:@"setd" appPSN:iTunesPSN];
 382     return YES;
 383 }
 384
 385 - (ProcessSerialNumber)iTunesPSN
 386 {
 387     NSArray *apps = [[NSWorkspace sharedWorkspace] launchedApplications];
 388     ProcessSerialNumber number;
 389     int i;
 390     int count = [apps count];
 391
 392     number.highLongOfPSN = kNoProcess;
 393
 394     for (i = 0; i < count; i++)
 395     {
 396         NSDictionary *curApp = [apps objectAtIndex:i];
 397
 398         if ([[curApp objectForKey:@"NSApplicationName"] isEqualToString:@"iTunes"])
 399         {
 400             number.highLongOfPSN = [[curApp objectForKey:
 401                 @"NSApplicationProcessSerialNumberHigh"] intValue];
 402             number.lowLongOfPSN = [[curApp objectForKey:
 403                 @"NSApplicationProcessSerialNumberLow"] intValue];
 404         }
 405     }
 406     return number;
 407 }
 408
 409 - (void)applicationLaunched:(NSNotification *)note
 410 {
 411     NSDictionary *info = [note userInfo];
 412
 413     if ([[info objectForKey:@"NSApplicationName"] isEqualToString:@"iTunes"]) {
 414         iTunesPSN.highLongOfPSN = [[info objectForKey:@"NSApplicationProcessSerialNumberHigh"] longValue];
 415         iTunesPSN.lowLongOfPSN = [[info objectForKey:@"NSApplicationProcessSerialNumberLow"] longValue];
 416
 417         [[NSNotificationCenter defaultCenter] postNotificationName:@"ITMTRemoteAppDidLaunchNotification" object:nil];
 418     }
 419 }
 420
 421 - (void)applicationTerminated:(NSNotification *)note
 422 {
 423     NSDictionary *info = [note userInfo];
 424
 425     if ([[info objectForKey:@"NSApplicationName"] isEqualToString:@"iTunes"]) {
 426         iTunesPSN.highLongOfPSN = kNoProcess;
 427         [[NSNotificationCenter defaultCenter] postNotificationName:@"ITMTRemoteAppDidTerminateNotification" object:nil];
 428     }
 429 }
 430
 431 @end