- (BOOL)begin
{
iTunesPSN = [self iTunesPSN];
+ asComponent = OpenDefaultComponent(kOSAComponentType, kAppleScriptSubtype);
//Register for application termination in NSWorkspace
- (BOOL)halt
{
iTunesPSN.highLongOfPSN = kNoProcess;
+ CloseComponent(asComponent);
//Unregister for application termination in NSWorkspace
return YES;
}
-- (NSArray *)sources
+- (NSArray *)playlists
{
- //This is probably unneeded
- return nil;
-}
-
-- (int)currentSourceIndex
-{
- //This is probably unneeded
- return nil;
+ int i;
+ int numPresets = [[self runScriptAndReturnResult:@"get number of playlists"] intValue];
+ NSMutableArray *presets = [[NSMutableArray alloc] init];
+
+ for (i = 0; i < numPresets; i++) {
+ [presets addObject:[self runScriptAndReturnResult:[NSString stringWithFormat:@"get name of playlist %i", i]]];
+ }
+
+ return [NSArray arrayWithArray:presets];
}
-- (NSArray *)playlistsForCurrentSource
+- (int)numberOfSongsInPlaylistAtIndex:(int)index
{
- //This is probably unneeded
- return nil;
+ NSString *result = [self runScriptAndReturnResult:[NSString stringWithFormat:@"get number of tracks in playlist %i", index]];
+ return [result intValue];
}
-- (NSString *)sourceTypeOfCurrentPlaylist
+- (NSString *)classOfPlaylistAtIndex:(int)index
{
//Not working yet. It returns the 4 character code instead of a name.
- NSString *result;
+ /*NSString *result;
result = [[ITAppleEventCenter sharedCenter]
sendTwoTierAEWithRequestedKey:@"pcls"
fromObjectByKey:@"pPla" eventClass:@"core" eventID:@"getd"
- appPSN:[self iTunesPSN]];
+ appPSN:[self iTunesPSN]];*/
+ NSString *result = [self runScriptAndReturnResult:[NSString stringWithFormat:@"get class of playlist %i", index]];
return result;
}
return result;
}
-- (NSString *)songTitleAtIndex
+- (NSString *)songTitleAtIndex:(int)index
{
- return nil;
+ NSString *result = [self runScriptAndReturnResult:[NSString stringWithFormat:@"get name of track %i of current playlist", index]];
+ return result;
}
- (int)currentSongIndex
- (NSString *)currentSongLength
{
- return [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKey:@"pDur"
+ return [[ITAppleEventCenter sharedCenter] sendTwoTierAEWithRequestedKey:@"pTim"
fromObjectByKey:@"pTrk" eventClass:@"core" eventID:@"getd"
appPSN:[self iTunesPSN]];
}
- (NSArray *)eqPresets;
{
- return nil;
+ int i;
+ int numPresets = [[self runScriptAndReturnResult:@"get number of EQ presets"] intValue];
+ NSMutableArray *presets = [[NSMutableArray alloc] init];
+
+ for (i = 0; i < numPresets; i++) {
+ [presets addObject:[self runScriptAndReturnResult:[NSString stringWithFormat:@"get name of EQ preset %i", i]]];
+ }
+
+ return [NSArray arrayWithArray:presets];
+}
+
+- (int)currentEQPresetIndex
+{
+ int result;
+ result = [[ITAppleEventCenter sharedCenter]
+ sendTwoTierAEWithRequestedKeyForNumber:@"pidx"
+ fromObjectByKey:@"pEQP" eventClass:@"core" eventID:@"getd"
+ appPSN:[self iTunesPSN]];
+ return result;
}
- (BOOL)play
return YES;
}
-- (BOOL)goToNextPlaylist
-{
- //This is probably unneeded
- return NO;
-}
-
-- (BOOL)goToPreviousPlaylist
-{
- //This is probably unneeded
- return NO;
-}
-
-- (BOOL)switchToSourceAtIndex:(int)index
-{
- //This is probably unneeded
- return NO;
-}
-
- (BOOL)switchToPlaylistAtIndex:(int)index
{
+ [self runScriptAndReturnResult:[NSString stringWithFormat:
+ @"play playlist %i", index]];
return NO;
}
- (BOOL)switchToSongAtIndex:(int)index
{
+ [self runScriptAndReturnResult:[NSString stringWithFormat:
+ @"play track %i of current playlist", index]];
return NO;
}
- (BOOL)switchToEQAtIndex:(int)index
{
+ [self runScriptAndReturnResult:[NSString stringWithFormat:
+ @"set current EQ preset to EQ preset %i", index]];
+ [self runScriptAndReturnResult:@"set EQ enabled to 1"];
return NO;
}
return number;
}
+- (NSString *)runScriptAndReturnResult:(NSString *)script
+{
+ AEDesc scriptDesc, resultDesc;
+ Size length;
+ NSString *result;
+ Ptr buffer;
+
+ script = [NSString stringWithFormat:@"tell application \"iTunes\"\n%@\nend tell", script];
+
+ AECreateDesc(typeChar, [script cString], [script cStringLength],
+&scriptDesc);
+
+ OSADoScript(asComponent, &scriptDesc, kOSANullScript, typeChar, kOSAModeCanInteract, &resultDesc);
+
+ length = AEGetDescDataSize(&resultDesc);
+ buffer = malloc(length);
+
+ AEGetDescData(&resultDesc, buffer, length);
+ AEDisposeDesc(&scriptDesc);
+ AEDisposeDesc(&resultDesc);
+ result = [NSString stringWithCString:buffer length:length];
+ if ( (! [result isEqualToString:@""]) &&
+ ([result characterAtIndex:0] == '\"') &&
+ ([result characterAtIndex:[result length] - 1] == '\"') ) {
+ result = [result substringWithRange:NSMakeRange(1, [result length] - 2)];
+ }
+ free(buffer);
+ buffer = nil;
+ return result;
+}
+
@end