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