Added a songEnabledAtIndex: method to ITMTRemote.
[MenuTunes.git] / iTunesRemote.m
index 971e99b..b5365b2 100755 (executable)
@@ -1,4 +1,5 @@
 #import "iTunesRemote.h"
 #import "iTunesRemote.h"
+#import "PlaylistNode.h"
 
 @implementation iTunesRemote
 
 
 @implementation iTunesRemote
 
 {
     ITDebugLog(@"iTunesRemote begun");
     savedPSN = [self iTunesPSN];
 {
     ITDebugLog(@"iTunesRemote begun");
     savedPSN = [self iTunesPSN];
+       [[NSDistributedNotificationCenter defaultCenter] addObserver:self selector:@selector(notificationHandler:) name:@"com.apple.iTunes.playerInfo" object:@"com.apple.iTunes.player"];
+       
+       NSString *iTunesPath = [[NSUserDefaults standardUserDefaults] stringForKey:@"CustomPlayerPath"];
+       NSDictionary *iTunesInfoPlist;
+       float iTunesVersion;
+
+       //Check if iTunes 5.0 or later is installed     
+       if (!iTunesPath) {
+               iTunesPath = [[NSWorkspace sharedWorkspace] fullPathForApplication:@"iTunes.app"];
+       }
+       iTunesInfoPlist = [[NSBundle bundleWithPath:iTunesPath] infoDictionary];
+       iTunesVersion = [[iTunesInfoPlist objectForKey:@"CFBundleVersion"] floatValue];
+       ITDebugLog(@"iTunes version found: %f.", iTunesVersion);
+       _iTunesVersion = iTunesVersion;
+       
     return YES;
 }
 
 - (BOOL)halt
 {
     ITDebugLog(@"iTunesRemote halted");
     return YES;
 }
 
 - (BOOL)halt
 {
     ITDebugLog(@"iTunesRemote halted");
+       [[NSDistributedNotificationCenter defaultCenter] removeObserver:self];
     return YES;
 }
 
     return YES;
 }
 
     SInt32 result;
     
     ITDebugLog(@"Getting player playing state");
     SInt32 result;
     
     ITDebugLog(@"Getting player playing state");
-    result = [ITSendAEWithString(@"'----':obj { form:'prop', want:type('prop'), seld:type('pPlS'), from:'null'() }", 'core', 'getd', &savedPSN) int32Value];
+    result = [ITSendAEWithString(@"'----':obj { form:'prop', want:type('prop'), seld:type('pPlS'), from:'null'() }", 'core', 'getd', &savedPSN) typeCodeValue];
     switch (result)
     {
         case 'kPSP':
     switch (result)
     {
         case 'kPSP':
 }*/
 
 //Full source awareness
 }*/
 
 //Full source awareness
-- (NSArray *)playlists
+/*- (NSArray *)playlists
 {
     unsigned long i, k;
     SInt32 numSources = [ITSendAEWithString(@"kocl:type('cSrc'), '----':()", 'core', 'cnte', &savedPSN) int32Value];
 {
     unsigned long i, k;
     SInt32 numSources = [ITSendAEWithString(@"kocl:type('cSrc'), '----':()", 'core', 'cnte', &savedPSN) int32Value];
             ITDebugLog(@"Source at index %i disappeared.", k);
         }
     }
             ITDebugLog(@"Source at index %i disappeared.", k);
         }
     }
+       NSLog(@"playlists: %@", allSources);
     ITDebugLog(@"Finished getting playlists.");
     return [allSources autorelease];
     ITDebugLog(@"Finished getting playlists.");
     return [allSources autorelease];
+}*/
+
+- (NSArray *)playlists
+{
+       SInt32 numSources = [ITSendAEWithString(@"kocl:type('cSrc'), '----':()", 'core', 'cnte', &savedPSN) int32Value];
+       NSMutableArray *sources = [[NSMutableArray alloc] init];
+       int i;
+       
+       ITDebugLog(@"Getting playlists.");
+    if (numSources == 0) {
+               [sources release];
+        ITDebugLog(@"No sources.");
+        return nil;
+    }
+       
+       //Loop through each source
+       for (i = 1; i <= numSources; i++) {
+        FourCharCode fourcc = [ITSendAEWithString([NSString stringWithFormat:@"'----':obj { form:'prop', want:type('prop'), seld:type('pKnd'), from:obj { form:'indx', want:type('cSrc'), seld:long(%i), from:() } }", i], 'core', 'getd', &savedPSN) typeCodeValue]; //Type of the current source
+        NSString *sourceName = [ITSendAEWithString([NSString stringWithFormat:@"'----':obj { form:'prop', want:type('prop'), seld:type('pnam'), from:obj { form:'indx', want:type('cSrc'), seld:long(%i), from:() } }", i], 'core', 'getd', &savedPSN) stringValue]; //Name of the current source
+        SInt32 index = [ITSendAEWithString([NSString stringWithFormat:@"'----':obj { form:'prop', want:type('prop'), seld:type('pidx'), from:obj { form:'indx', want:type('cSrc'), seld:long(%i), from:() } }", i], 'core', 'getd', &savedPSN) int32Value]; //Index of the current source
+        ITMTRemotePlayerSource class; //The class of the current source
+               
+               //Make a new PlaylistNode for this source
+               PlaylistNode *sourceNode = [PlaylistNode playlistNodeWithName:sourceName type:ITMTSourceNode index:index];
+               
+               switch (fourcc) {
+                       case 'kTun':
+                               class = ITMTRemoteRadioSource;
+                               break;
+                       case 'kDev':
+                               class = ITMTRemoteGenericDeviceSource;
+                               break;
+                       case 'kPod':
+                               class = ITMTRemoteiPodSource;
+                               break;
+                       case 'kMCD':
+                       case 'kACD':
+                               class = ITMTRemoteCDSource;
+                               break;
+                       case 'kShd':
+                               class = ITMTRemoteSharedLibrarySource;
+                               break;
+                       case 'kUnk':
+                       case 'kLib':
+                       default:
+                               class = ITMTRemoteLibrarySource;
+                               break;
+               }
+               [sourceNode setSourceType:class];
+               ITDebugLog(@"New source %@ of type %i at index %i", sourceName, class, index);
+               
+               int j;
+               SInt32 numPlaylists = [ITSendAEWithString([NSString stringWithFormat:@"kocl:type('cPly'), '----':obj { form:'indx', want:type('cSrc'), seld:long(%i), from:() }", i], 'core', 'cnte', &savedPSN) int32Value]; //Number of playlists in the current source
+               
+               //Pass 1, add all the playlists into the main array
+               for (j = 1; j <= numPlaylists; j++) {
+                       NSString *sendStr = [NSString stringWithFormat:@"'----':obj { form:'prop', want:type('prop'), seld:type('pnam'), from:obj { form:'indx', want:type('cPly'), seld:long(%i), from:obj { form:'indx', want:type('cSrc'), seld:long(%i), from:() } } }", j, (_iTunesVersion >= 5) ? i : index];
+                       NSString *parentSendStr = [NSString stringWithFormat:@"'----':obj { form:'prop', want:type('prop'), seld:type('pnam'), from:obj { form:'prop', want:type('prop'), seld:type('pPlP'), from:obj { form:'indx', want:type('cPly'), seld:long(%i), from:obj { form:'indx', want:type('cSrc'), seld:long(%i), from:() } } } }", j, i];
+                       NSString *theObj = [ITSendAEWithString(sendStr, 'core', 'getd', &savedPSN) stringValue], *parent = [ITSendAEWithString(parentSendStr, 'core', 'getd', &savedPSN) stringValue];
+                       ITDebugLog(@" - Adding playlist %@", theObj);
+                       if (theObj) {
+                               FourCharCode code = [ITSendAEWithString([NSString stringWithFormat:@"'----':obj { form:'prop', want:type('prop'), seld:type('pSpK'), from:obj { form:'indx', want:type('cPly'), seld:long(%i), from:obj { form:'indx', want:type('cSrc'), seld:long(%i), from:() } } }", j, i], 'core', 'getd', &savedPSN) typeCodeValue];
+                               ITMTNodeType type;
+                               switch (code) {
+                                       case 'kSpN':
+                                               type = ITMTPlaylistNode;
+                                               break;
+                                       case 'kSpF':
+                                               type = ITMTFolderNode;
+                                               break;
+                                       case 'kSpS':
+                                               type = ITMTPartyShuffleNode;
+                                               break;
+                                       case 'kSpP':
+                                               type = ITMTPodcastsNode;
+                                               break;
+                                       case 'kSpM':
+                                               type = ITMTPurchasedMusicNode;
+                                               break;
+                                       case 'kSpV':
+                                               type = ITMTVideosNode;
+                                               break;
+                               }
+                               PlaylistNode *node = [PlaylistNode playlistNodeWithName:theObj type:type index:j];
+                               [[sourceNode children] addObject:node];
+                               if (parent) {
+                                       int parentIndex = [ITSendAEWithString([NSString stringWithFormat:@"'----':obj { form:'prop', want:type('prop'), seld:type('pidx'), from:obj { form:'prop', want:type('prop'), seld:type('pPlP'), from:obj { form:'indx', want:type('cPly'), seld:long(%i), from:obj { form:'indx', want:type('cSrc'), seld:long(%i), from:() } } } }", j, i], 'core', 'getd', &savedPSN) int32Value];
+                                       [node setParent:[PlaylistNode playlistNodeWithName:parent type:ITMTFolderNode index:parentIndex]];
+                               } else {
+                                       [node setParent:sourceNode];
+                               }
+                       }
+               }
+               
+               //Pass 2, nest each item under its proper parent. Once everything has been nested, delete the original from the main array.
+               NSEnumerator *enumerator = [[sourceNode children] objectEnumerator];
+               PlaylistNode *nextNode;
+               NSMutableArray *nested = [[NSMutableArray alloc] init];
+               
+               while ( (nextNode = [enumerator nextObject]) ) {
+                       PlaylistNode *pNode = [nextNode parent];
+                       if ([pNode type] == ITMTFolderNode) {
+                               PlaylistNode *newParent = nil;
+                               int k;
+                               for (k = 0; !newParent; k++) {
+                                       PlaylistNode *test = [[sourceNode children] objectAtIndex:k];
+                                       if ([test index] == [pNode index]) {
+                                               newParent = test;
+                                       }
+                               }
+                               [nextNode setParent:newParent];
+                               [[newParent children] addObject:nextNode];
+                               [newParent setType:ITMTFolderNode];
+                               [nested addObject:nextNode];
+                       }
+               }
+               
+               NSEnumerator *nestEnumerator = [nested objectEnumerator];
+               while ( (nextNode = [nestEnumerator nextObject]) ) {
+                       [[sourceNode children] removeObject:nextNode];
+               }
+               [nested release];
+               
+               //Move all the folders to the beginning of the list
+               //Move the podcasts playlist to the top
+               BOOL movedPodcasts = NO;
+               enumerator = [[sourceNode children] reverseObjectEnumerator];
+               while ( (nextNode = [enumerator nextObject]) ) {
+                       if ([nextNode type] == ITMTPodcastsNode) {
+                               [nextNode retain];
+                               [[sourceNode children] removeObject:nextNode];
+                               [[sourceNode children] insertObject:nextNode atIndex:1];
+                               movedPodcasts = YES;
+                       } else if ([nextNode type] == ITMTFolderNode) {
+                               [nextNode retain];
+                               [[sourceNode children] removeObject:nextNode];
+                               [[sourceNode children] insertObject:nextNode atIndex:1 + movedPodcasts];
+                       }
+               }
+               
+               [sources addObject:sourceNode];
+       }
+       
+       return [sources autorelease];
 }
 
 - (NSArray *)artists
 }
 
 - (NSArray *)artists
 
     ITDebugLog(@"Getting current source.");   
     
 
     ITDebugLog(@"Getting current source.");   
     
-    fourcc = ([self isPlaying]) ? [ITSendAEWithString(@"'----':obj { form:'prop', want:type('prop'), seld:type('pKnd'), from:obj { form:'prop', want:type('prop'), seld:type('ctnr'), from:obj { form:'prop', want:type('prop'), seld:type('pPla'), from:'null'() } } }", 'core', 'getd', &savedPSN) int32Value] : 'kLib';
+    fourcc = ([self isPlaying]) ? [ITSendAEWithString(@"'----':obj { form:'prop', want:type('prop'), seld:type('pKnd'), from:obj { form:'prop', want:type('prop'), seld:type('ctnr'), from:obj { form:'prop', want:type('prop'), seld:type('pPla'), from:'null'() } } }", 'core', 'getd', &savedPSN) typeCodeValue] : 'kLib';
     
     switch (fourcc) {
         case 'kTun':
     
     switch (fourcc) {
         case 'kTun':
 
 - (ITMTRemotePlayerPlaylistClass)currentPlaylistClass
 {
 
 - (ITMTRemotePlayerPlaylistClass)currentPlaylistClass
 {
-    SInt32 realResult;
+    FourCharCode realResult;
     ITDebugLog(@"Getting current playlist class");
     ITDebugLog(@"Getting current playlist class");
-    realResult = [ITSendAEWithString(@"'----':obj { form:'prop', want:type('prop'), seld:type('pcls'), from:obj { form:'prop', want:type('prop'), seld:type('pPla'), from:'null'() } }", 'core', 'getd', &savedPSN) int32Value];
+    realResult = [ITSendAEWithString(@"'----':obj { form:'prop', want:type('prop'), seld:type('pcls'), from:obj { form:'prop', want:type('prop'), seld:type('pPla'), from:'null'() } }", 'core', 'getd', &savedPSN) typeCodeValue];
     switch (realResult)
           {
           case 'cLiP':
     switch (realResult)
           {
           case 'cLiP':
     return ( ([temp1 length]) ? temp1 : nil ) ;
 }
 
     return ( ([temp1 length]) ? temp1 : nil ) ;
 }
 
+- (BOOL)songEnabledAtIndex:(int)index
+{
+    BOOL temp1;
+    ITDebugLog(@"Getting song enabled at index %i.", index);
+    temp1 = [ITSendAEWithString([NSString stringWithFormat:@"'----':obj { form:'prop', want:type('prop'), seld:type('enbl'), from:obj { form:'indx', want:type('cTrk'), seld:long(%lu), from:obj { form:'prop', want:type('prop'), seld:type('pPla'), from:'null'() } } }", index], 'core', 'getd', &savedPSN) booleanValue];
+    ITDebugLog(@"Getting song enabled at index %i done.", index);
+    return temp1;
+}
+
 - (int)currentAlbumTrackCount
 {
     int temp1;
 - (int)currentAlbumTrackCount
 {
     int temp1;
     NSString *temp1;
     ITDebugLog(@"Getting current unique identifier.");
        NSAppleEventDescriptor *descriptor = ITSendAEWithString(@"'----':obj { form:'prop', want:type('prop'), seld:type('pcls'), from:obj { form:'prop', want:type('prop'), seld:type('pTrk'), from:'null'() } }", 'core', 'getd', &savedPSN);
     NSString *temp1;
     ITDebugLog(@"Getting current unique identifier.");
        NSAppleEventDescriptor *descriptor = ITSendAEWithString(@"'----':obj { form:'prop', want:type('prop'), seld:type('pcls'), from:obj { form:'prop', want:type('prop'), seld:type('pTrk'), from:'null'() } }", 'core', 'getd', &savedPSN);
-       if ((descriptor == nil) || ([descriptor int32Value] == 'prop')) {
+       if ([descriptor typeCodeValue] == 'prop') {
                return @"0-0";
                return @"0-0";
+       } else if (descriptor == nil) {
+               return nil;
        }
        }
-    SInt32 cls = [descriptor int32Value];
+    FourCharCode cls = [descriptor typeCodeValue];
     if ( ([self currentPlaylistClass] == ITMTRemotePlayerRadioPlaylist) || (cls == 'cURT') ) {
                NSString *bad = [NSString stringWithUTF8String:"浳湧"];
         temp1 = [ITSendAEWithKey('pStT', 'core', 'getd', &savedPSN) stringValue];
     if ( ([self currentPlaylistClass] == ITMTRemotePlayerRadioPlaylist) || (cls == 'cURT') ) {
                NSString *bad = [NSString stringWithUTF8String:"浳湧"];
         temp1 = [ITSendAEWithKey('pStT', 'core', 'getd', &savedPSN) stringValue];
 {
     NSString *temp1;
     ITDebugLog(@"Getting current song title.");
 {
     NSString *temp1;
     ITDebugLog(@"Getting current song title.");
-    SInt32 result = [ITSendAEWithString(@"'----':obj { form:'prop', want:type('prop'), seld:type('pcls'), from:obj { form:'prop', want:type('prop'), seld:type('pTrk'), from:'null'() } }", 'core', 'getd', &savedPSN) int32Value];
+    FourCharCode result = [ITSendAEWithString(@"'----':obj { form:'prop', want:type('prop'), seld:type('pcls'), from:obj { form:'prop', want:type('prop'), seld:type('pTrk'), from:'null'() } }", 'core', 'getd', &savedPSN) typeCodeValue];
        
     //If we're listening to the radio.
     if (result == 'cURT') {
        
     //If we're listening to the radio.
     if (result == 'cURT') {
     return YES;
 }
 
     return YES;
 }
 
+- (BOOL)currentSongShufflable
+{
+       BOOL temp1;
+       ITDebugLog(@"Getting current song shufflable status.");
+    temp1 = (![self isPlaying] || ([self currentPlaylistClass] == ITMTRemotePlayerRadioPlaylist)) ? NO : [ITSendAEWithString(@"'----':obj { form:'prop', want:type('prop'), seld:type('pSfa'), from:obj { form:'prop', want:type('prop'), seld:type('pTrk'), from:'null'() } }", 'core', 'getd', &savedPSN) booleanValue];
+    ITDebugLog(@"Getting current song shufflable status done.");
+    return temp1;
+}
+
+- (BOOL)setCurrentSongShufflable:(BOOL)shufflable
+{
+       ITDebugLog(@"Setting current song shufflable status to %i.", shufflable);
+    if ([self currentPlaylistClass] == ITMTRemotePlayerRadioPlaylist) {
+               ITDebugLog(@"Not a valid track to set status to, returning.");
+               return NO;
+       }
+       ITSendAEWithString([NSString stringWithFormat:@"data:long(%lu), '----':obj { form:'prop', want:type('prop'), seld:type('pSfa'), from:obj { form:'indx', want:type('cTrk'), seld:long(%lu), from:obj { form:'prop', want:type('prop'), seld:type('pPla'), from:'null'() } } }", shufflable, [self currentSongIndex]], 'core', 'setd', &savedPSN);
+    ITDebugLog(@"Setting current song shufflable status to %i done.", shufflable);
+    return YES;
+}
+
 - (BOOL)equalizerEnabled
 {
     ITDebugLog(@"Getting equalizer enabled status.");
 - (BOOL)equalizerEnabled
 {
     ITDebugLog(@"Getting equalizer enabled status.");
 
 - (BOOL)shuffleEnabled
 {
 
 - (BOOL)shuffleEnabled
 {
+       int result;
     ITDebugLog(@"Getting shuffle enabled status.");
     ITDebugLog(@"Getting shuffle enabled status.");
-    BOOL final;
-    int result = (int)[ITSendAEWithString(@"'----':obj { form:'prop', want:type('prop'), seld:type('pShf'), from:obj { form:'prop', want:type('pPla'), seld:type('pEQP'), from:'null'() } }", 'core', 'getd', &savedPSN) int32Value];
-    if (result != 0) {
-        final = YES;
-    } else {
-        final = NO;
-    }
+       if (![self isPlaying]) {
+               ITDebugLog(@"No current playlist, getting shuffle status from visible playlist.");
+               result = (int)[ITSendAEWithString(@"'----':obj { form:'prop', want:type('prop'), seld:type('pShf'), from:obj { form:'prop', want:type('prop'), seld:type('pPly'), from:obj { form:'indx', want:type('cBrW'), seld:1, from:'null'() } } }", 'core', 'getd', &savedPSN) int32Value];
+       } else {
+               result = (int)[ITSendAEWithString(@"'----':obj { form:'prop', want:type('prop'), seld:type('pShf'), from:obj { form:'prop', want:type('prop'), seld:type('pPla'), from:'null'() } }", 'core', 'getd', &savedPSN) int32Value];
+       }
     ITDebugLog(@"Getting shuffle enabled status done.");
     ITDebugLog(@"Getting shuffle enabled status done.");
-    return final;
+    return (result != 0);
 }
 
 - (BOOL)setShuffleEnabled:(BOOL)enabled
 {
     ITDebugLog(@"Set shuffle enabled to %i", enabled);
 }
 
 - (BOOL)setShuffleEnabled:(BOOL)enabled
 {
     ITDebugLog(@"Set shuffle enabled to %i", enabled);
-       ITSendAEWithString([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'() } }", (unsigned long)enabled], 'core', 'setd', &savedPSN);
+       if (![self isPlaying]) {
+               ITDebugLog(@"No current playlist, setting shuffle status on visible playlist.");
+               ITSendAEWithString([NSString stringWithFormat:@"data:long(%lu), '----':obj { form:'prop', want:type('prop'), seld:type('pShf'), from:obj { form:'prop', want:type('prop'), seld:type('pPly'), from:obj { form:'indx', want:type('cBrW'), seld:1, from:'null'() } } }", (unsigned long)enabled], 'core', 'setd', &savedPSN);
+       } else {
+               ITSendAEWithString([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'() } }", (unsigned long)enabled], 'core', 'setd', &savedPSN);
+       }
     ITDebugLog(@"Set shuffle enabled to %i done", enabled);
     return YES;
 }
     ITDebugLog(@"Set shuffle enabled to %i done", enabled);
     return YES;
 }
 {
     FourCharCode m00f = 0;
     int result = 0;
 {
     FourCharCode m00f = 0;
     int result = 0;
-    m00f = (FourCharCode)[ITSendAEWithString(@"'----':obj { form:'prop', want:type('prop'), seld:type('pRpt'), from:obj { form:'prop', want:type('pPla'), seld:type('pEQP'), from:'null'() } }", 'core', 'getd', &savedPSN) int32Value];
-    ITDebugLog(@"Getting repeat mode.");
+       ITDebugLog(@"Getting repeat mode.");
+    m00f = (FourCharCode)[ITSendAEWithString(@"'----':obj { form:'prop', want:type('prop'), seld:type('pRpt'), from:obj { form:'prop', want:type('prop'), seld:type('pPla'), from:'null'() } }", 'core', 'getd', &savedPSN) typeCodeValue];
+       
+       if (m00f == 0) {
+               ITDebugLog(@"No current playlist, getting repeat mode from visible playlist.");
+               m00f = (FourCharCode)[ITSendAEWithString(@"'----':obj { form:'prop', want:type('prop'), seld:type('pRpt'), from:obj { form:'prop', want:type('prop'), seld:type('pPly'), from:obj { form:'indx', want:type('cBrW'), seld:1, from:'null'() } } }", 'core', 'getd', &savedPSN) typeCodeValue];
+       }
+       
     switch (m00f)
     {
         //case 'kRp0':
     switch (m00f)
     {
         //case 'kRp0':
             m00f = "kRp0";
             break;
     }
             m00f = "kRp0";
             break;
     }
-       ITSendAEWithString([NSString stringWithFormat:@"data:'%s', '----':obj { form:'prop', want:type('prop'), seld:type('pRpt'), from:obj { form:'prop', want:type('prop'), seld:type('pPla'), from:() } }", m00f], 'core', 'setd', &savedPSN);
+       if (![self isPlaying]) {
+               ITDebugLog(@"No current playlist, setting repeat mode on visible playlist.");
+               ITSendAEWithString([NSString stringWithFormat:@"data:'%s', '----':obj { form:'prop', want:type('prop'), seld:type('pRpt'), from:obj { form:'prop', want:type('prop'), seld:type('pPly'), from:obj { form:'indx', want:type('cBrW'), seld:1, from:'null'() } } }", m00f], 'core', 'setd', &savedPSN);
+       } else {
+               ITSendAEWithString([NSString stringWithFormat:@"data:'%s', '----':obj { form:'prop', want:type('prop'), seld:type('pRpt'), from:obj { form:'prop', want:type('prop'), seld:type('pPla'), from:() } }", m00f], 'core', 'setd', &savedPSN);
+       }
     ITDebugLog(@"Setting repeat mode to %c done", m00f);
     return YES;
 }
     ITDebugLog(@"Setting repeat mode to %c done", m00f);
     return YES;
 }
 - (BOOL)goToPreviousSong
 {
     ITDebugLog(@"Go to previous track");
 - (BOOL)goToPreviousSong
 {
     ITDebugLog(@"Go to previous track");
-    ITSendAE('hook', 'Prev', &savedPSN);
+    ITSendAE('hook', 'Back', &savedPSN);
     ITDebugLog(@"Go to previous track done");
     return YES;
 }
     ITDebugLog(@"Go to previous track done");
     return YES;
 }
     
     //Duplicate search results to playlist
     for (i = 1; i <= [searchResults numberOfItems]; i++) {
     
     //Duplicate search results to playlist
     for (i = 1; i <= [searchResults numberOfItems]; i++) {
+               //NSLog(@"%@", ITSendAEWithStringAndParameter(@"'----':obj { form:'prop', want:type('prop'), seld:prop('pnam'), from:aevt(@) }", *[[searchResults descriptorAtIndex:i] aeDesc], 'core', 'getd', &savedPSN));
+               
         ITSendAEWithStringAndObject(@"insh:obj { form:'name', want:type('cPly'), seld:\"MenuTunes\", from:'null'() }", [[searchResults descriptorAtIndex:i] aeDesc], 'core', 'clon', &savedPSN);
     }
     //Reset fixed indexing
         ITSendAEWithStringAndObject(@"insh:obj { form:'name', want:type('cPly'), seld:\"MenuTunes\", from:'null'() }", [[searchResults descriptorAtIndex:i] aeDesc], 'core', 'clon', &savedPSN);
     }
     //Reset fixed indexing
 
 - (BOOL)isPlaying
 {
 
 - (BOOL)isPlaying
 {
-       return ([ITSendAEWithString(@"'----':obj { form:'prop', want:type('prop'), seld:type('pcls'), from:obj { form:'prop', want:type('prop'), seld:type('pTrk'), from:'null'() } }", 'core', 'getd', &savedPSN) int32Value] != 'prop');
+       return ([ITSendAEWithString(@"'----':obj { form:'prop', want:type('prop'), seld:type('pcls'), from:obj { form:'prop', want:type('prop'), seld:type('pTrk'), from:'null'() } }", 'core', 'getd', &savedPSN) typeCodeValue] != 'prop');
+}
+
+- (void)notificationHandler:(NSNotification *)note
+{
+       ITDebugLog(@"Received notification: %@", note);
+       [[NSNotificationCenter defaultCenter] postNotificationName:@"ITMTTrackChanged" object:self userInfo:[note userInfo]];
+       ITDebugLog(@"Handled notification.");
 }
 
 - (ProcessSerialNumber)iTunesPSN
 }
 
 - (ProcessSerialNumber)iTunesPSN