X-Git-Url: http://git.ithinksw.org/MenuTunes.git/blobdiff_plain/259ae5fac769954c7db5974b86e791a929fe6700..4909f1dfc7aca6fc2d2cfa0ad60897df44f4affe:/AudioscrobblerController.m?ds=sidebyside diff --git a/AudioscrobblerController.m b/AudioscrobblerController.m index 6206ad8..ee0fad5 100644 --- a/AudioscrobblerController.m +++ b/AudioscrobblerController.m @@ -1,37 +1,15 @@ -/* - * MenuTunes - * AudioscrobblerController - * Audioscrobbler Support Class - * - * Original Author : Kent Sutherland - * Responsibility : Kent Sutherland - * - * Copyright (c) 2005 iThink Software. - * All Rights Reserved - * - */ - #import "AudioscrobblerController.h" #import "PreferencesController.h" #import #import -#define AUDIOSCROBBLER_ID @"tst" +#define AUDIOSCROBBLER_ID @"mtu" #define AUDIOSCROBBLER_VERSION [[[NSBundle mainBundle] infoDictionary] objectForKey:@"CFBundleVersion"] static AudioscrobblerController *_sharedController = nil; @implementation AudioscrobblerController -/*+ (void)load -{ - NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; - [[AudioscrobblerController sharedController] submitTrack:@"Immigrant Song" artist:@"Led Zeppelin" album:@"How The West Was Won" length:221]; - [[AudioscrobblerController sharedController] submitTrack:@"Comfortably Numb" artist:@"Pink Floyd" album:@"The Wall" length:384]; - [[AudioscrobblerController sharedController] submitTracks]; - [pool release]; -}*/ - + (AudioscrobblerController *)sharedController { if (!_sharedController) { @@ -51,29 +29,63 @@ static AudioscrobblerController *_sharedController = nil; _md5Challenge = @"rawr"; _postURL = [NSURL URLWithString:@"http://audioscrobbler.com/"];*/ - _delayDate = nil; - _responseData = nil; + _delayDate = [[NSDate date] retain]; + _responseData = [[NSMutableData alloc] init]; _tracks = [[NSMutableArray alloc] init]; - [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(handleAudioscrobblerNotification:) name:nil object:self]; + _submitTracks = [[NSMutableArray alloc] init]; + [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(handleAudioscrobblerNotification:) name:@"AudioscrobblerHandshakeComplete" object:self]; } return self; } - (void)dealloc { + [_lastStatus release]; [_md5Challenge release]; [_postURL release]; [_responseData release]; + [_submitTracks release]; [_tracks release]; + [_delayDate release]; [super dealloc]; } +- (NSString *)lastStatus +{ + return _lastStatus; +} + +- (void)attemptHandshake +{ + [self attemptHandshake:NO]; +} + - (void)attemptHandshake:(BOOL)force { if (_handshakeCompleted && !force) { return; } + //If we've already tried to handshake three times in a row unsuccessfully, set the attempt count to -3 + if (_handshakeAttempts > 3) { + ITDebugLog(@"Audioscrobbler: Maximum handshake limit reached (3). Retrying when handshake attempts reach zero."); + _handshakeAttempts = -3; + + //Remove any tracks we were trying to submit, just to be safe + [_submitTracks removeAllObjects]; + + return; + } + + //Increment the number of times we've tried to handshake + _handshakeAttempts++; + + //We're still on our self-imposed cooldown time. + if (_handshakeAttempts < 0) { + ITDebugLog(@"Audioscrobbler: Handshake timeout. Retrying when handshake attempts reach zero."); + return; + } + //Delay if we haven't met the interval time limit NSTimeInterval interval = [_delayDate timeIntervalSinceNow]; if (interval > 0) { @@ -86,8 +98,12 @@ static AudioscrobblerController *_sharedController = nil; if (!_handshakeCompleted && user) { NSURL *url = [NSURL URLWithString:[NSString stringWithFormat:@"http://post.audioscrobbler.com/?hs=true&p=1.1&c=%@&v=%@&u=%@", AUDIOSCROBBLER_ID, AUDIOSCROBBLER_VERSION, user]]; + [_lastStatus release]; + _lastStatus = [NSLocalizedString(@"audioscrobbler_handshaking", @"Attempting to handshake with server") retain]; + [[NSNotificationCenter defaultCenter] postNotificationName:@"AudioscrobblerStatusChanged" object:nil userInfo:[NSDictionary dictionaryWithObject:_lastStatus forKey:@"StatusString"]]; + _currentStatus = AudioscrobblerRequestingHandshakeStatus; - _responseData = [[NSMutableData alloc] init]; + //_responseData = [[NSMutableData alloc] init]; [NSURLConnection connectionWithRequest:[NSURLRequest requestWithURL:url cachePolicy:NSURLRequestReloadIgnoringCacheData timeoutInterval:15] delegate:self]; } } @@ -122,11 +138,18 @@ static AudioscrobblerController *_sharedController = nil; return; } + ITDebugLog(@"Audioscrobbler: Submitting queued tracks"); + + if ([_tracks count] == 0) { + ITDebugLog(@"Audioscrobbler: No queued tracks to submit."); + return; + } + NSString *user = [[NSUserDefaults standardUserDefaults] stringForKey:@"audioscrobblerUser"], *passString = [PreferencesController getKeychainItemPasswordForUser:user]; char *pass = (char *)[passString UTF8String]; if (passString == nil) { - NSLog(@"Audioscrobbler: Access denied to user password"); + ITDebugLog(@"Audioscrobbler: Access denied to user password"); return; } @@ -143,13 +166,6 @@ static AudioscrobblerController *_sharedController = nil; unsigned char *buffer; EVP_MD_CTX ctx; - ITDebugLog(@"Audioscrobbler: Submitting queued tracks"); - - if ([_tracks count] == 0) { - ITDebugLog(@"Audioscrobbler: No queued tracks to submit."); - return; - } - //Build the MD5 response string we send along with the request buffer = malloc(EVP_MD_size(EVP_md5())); EVP_DigestInit(&ctx, EVP_md5()); @@ -180,32 +196,58 @@ static AudioscrobblerController *_sharedController = nil; //We can only submit ten tracks at a time for (i = 0; (i < [_tracks count]) && (i < 10); i++) { NSDictionary *nextTrack = [_tracks objectAtIndex:i]; - NSString *trackString; + NSString *artistEscaped, *titleEscaped, *albumEscaped, *timeEscaped, *ampersand = @"&"; + + //Escape each of the individual parameters we're sending + artistEscaped = (NSString *)CFURLCreateStringByAddingPercentEscapes(NULL, (CFStringRef)[nextTrack objectForKey:@"artist"], NULL, (CFStringRef)ampersand, kCFStringEncodingUTF8); + titleEscaped = (NSString *)CFURLCreateStringByAddingPercentEscapes(NULL, (CFStringRef)[nextTrack objectForKey:@"title"], NULL, (CFStringRef)ampersand, kCFStringEncodingUTF8); + albumEscaped = (NSString *)CFURLCreateStringByAddingPercentEscapes(NULL, (CFStringRef)[nextTrack objectForKey:@"album"], NULL, (CFStringRef)ampersand, kCFStringEncodingUTF8); + timeEscaped = (NSString *)CFURLCreateStringByAddingPercentEscapes(NULL, (CFStringRef)[nextTrack objectForKey:@"time"], NULL, (CFStringRef)ampersand, kCFStringEncodingUTF8); - trackString = (NSString *)CFURLCreateStringByAddingPercentEscapes(NULL, (CFStringRef)[NSString stringWithFormat:@"&a[%i]=%@&t[%i]=%@&b[%i]=%@&m[%i]=&l[%i]=%@&i[%i]=%@", i, [nextTrack objectForKey:@"artist"], i, [nextTrack objectForKey:@"title"], i, [nextTrack objectForKey:@"album"], i, i, [nextTrack objectForKey:@"length"], i, [nextTrack objectForKey:@"time"]], NULL, NULL, kCFStringEncodingUTF8); - [requestString appendString:trackString]; - [trackString release]; + [requestString appendString:[NSString stringWithFormat:@"&a[%i]=%@&t[%i]=%@&b[%i]=%@&m[%i]=&l[%i]=%@&i[%i]=%@", i, artistEscaped, + i, titleEscaped, + i, albumEscaped, + i, + i, [nextTrack objectForKey:@"length"], + i, timeEscaped]]; + + //Release the escaped strings + [artistEscaped release]; + [titleEscaped release]; + [albumEscaped release]; + [timeEscaped release]; + + [_submitTracks addObject:nextTrack]; } + ITDebugLog(@"Audioscrobbler: Sending track submission request"); + [_lastStatus release]; + _lastStatus = [NSLocalizedString(@"audioscrobbler_submitting", @"Submitting tracks to server") retain]; + [[NSNotificationCenter defaultCenter] postNotificationName:@"AudioscrobblerStatusChanged" object:nil userInfo:[NSDictionary dictionaryWithObject:_lastStatus forKey:@"StatusString"]]; + //Create and send the request NSMutableURLRequest *request = [[NSURLRequest requestWithURL:_postURL cachePolicy:NSURLRequestReloadIgnoringCacheData timeoutInterval:15] mutableCopy]; [request setHTTPMethod:@"POST"]; [request setHTTPBody:[requestString dataUsingEncoding:NSUTF8StringEncoding]]; _currentStatus = AudioscrobblerSubmittingTracksStatus; - _responseData = [[NSMutableData alloc] init]; + //_responseData = [[NSMutableData alloc] init]; + [_responseData setData:nil]; [NSURLConnection connectionWithRequest:request delegate:self]; [requestString release]; [request release]; + //For now we're not going to cache results, as it is less of a headache + //[_tracks removeObjectsInArray:_submitTracks]; + [_tracks removeAllObjects]; + //[_submitTracks removeAllObjects]; + //If we have tracks left, submit again after the interval seconds } - (void)handleAudioscrobblerNotification:(NSNotification *)note { - if ([[note name] isEqualToString:@"AudioscrobblerHandshakeComplete"]) { - if ([_tracks count] > 0) { - [self performSelector:@selector(submitTracks) withObject:nil afterDelay:2]; - } + if ([_tracks count] > 0) { + [self performSelector:@selector(submitTracks) withObject:nil afterDelay:2]; } } @@ -213,6 +255,10 @@ static AudioscrobblerController *_sharedController = nil; - (void)connection:(NSURLConnection *)connection didFailWithError:(NSError *)error { + [_responseData setData:nil]; + [_lastStatus release]; + _lastStatus = [[NSString stringWithFormat:NSLocalizedString(@"audioscrobbler_error", @"Error - %@"), [error localizedDescription]] retain]; + [[NSNotificationCenter defaultCenter] postNotificationName:@"AudioscrobblerStatusChanged" object:self userInfo:[NSDictionary dictionaryWithObject:_lastStatus forKey:@"StatusString"]]; ITDebugLog(@"Audioscrobbler: Connection error \"%@\"", error); } @@ -225,12 +271,12 @@ static AudioscrobblerController *_sharedController = nil; { NSString *string = [[NSString alloc] initWithData:_responseData encoding:NSASCIIStringEncoding]; NSArray *lines = [string componentsSeparatedByString:@"\n"]; - NSString *responseAction = nil; + NSString *responseAction = nil, *key = nil, *comment = nil; if ([lines count] > 0) { responseAction = [lines objectAtIndex:0]; } - + ITDebugLog(@"Audioscrobbler: Response %@", string); if (_currentStatus == AudioscrobblerRequestingHandshakeStatus) { if ([lines count] < 2) { //We have a protocol error @@ -241,22 +287,66 @@ static AudioscrobblerController *_sharedController = nil; _postURL = [[NSURL alloc] initWithString:[lines objectAtIndex:2]]; _handshakeCompleted = YES; [[NSNotificationCenter defaultCenter] postNotificationName:@"AudioscrobblerHandshakeComplete" object:self]; + key = @"audioscrobbler_handshake_complete"; + comment = @"Handshake complete"; + _handshakeAttempts = 0; } else { //We have a protocol error } } else if (([responseAction length] > 5) && [[responseAction substringToIndex:5] isEqualToString:@"FAILED"]) { + ITDebugLog(@"Audioscrobbler: Handshake failed (%@)", [responseAction substringFromIndex:6]); + key = @"audioscrobbler_handshake_failed"; + comment = @"Handshake failed"; //We have a error } else if ([responseAction isEqualToString:@"BADUSER"]) { + ITDebugLog(@"Audioscrobbler: Bad user name"); + key = @"audioscrobbler_bad_user"; + comment = @"Handshake failed - invalid user name"; //We have a bad user + + //Don't count this as a bad handshake attempt + _handshakeAttempts = 0; } else { + ITDebugLog(@"Audioscrobbler: Handshake failed, protocol error"); + key = @"audioscrobbler_protocol_error"; + comment = @"Internal protocol error"; //We have a protocol error } } else if (_currentStatus == AudioscrobblerSubmittingTracksStatus) { if ([responseAction isEqualToString:@"OK"]) { + ITDebugLog(@"Audioscrobbler: Submission successful, clearing queue."); + /*[_tracks removeObjectsInArray:_submitTracks]; + [_submitTracks removeAllObjects];*/ + [_submitTracks removeAllObjects]; + if ([_tracks count] > 0) { + ITDebugLog(@"Audioscrobbler: Tracks remaining in queue, submitting remaining tracks"); + [self performSelector:@selector(submitTracks) withObject:nil afterDelay:2]; + } + key = @"audioscrobbler_submission_ok"; + comment = @"Last track submission successful"; } else if ([responseAction isEqualToString:@"BADAUTH"]) { + ITDebugLog(@"Audioscrobbler: Bad password"); + key = @"audioscrobbler_bad_password"; + comment = @"Last track submission failed - invalid password"; //Bad auth + + //Add the tracks we were trying to submit back into the submission queue + [_tracks addObjectsFromArray:_submitTracks]; + + _handshakeCompleted = NO; + + //If we were previously valid with the same login name, try reauthenticating and sending again + [self attemptHandshake:YES]; } else if (([responseAction length] > 5) && [[responseAction substringToIndex:5] isEqualToString:@"FAILED"]) { + ITDebugLog(@"Audioscrobbler: Submission failed (%@)", [responseAction substringFromIndex:6]); + key = @"audioscrobbler_submission_failed"; + comment = @"Last track submission failed - see console for error"; //Failed + + //We got an unknown error. To be safe we're going to remove the tracks we tried to submit + [_submitTracks removeAllObjects]; + + _handshakeCompleted = NO; } } @@ -270,9 +360,17 @@ static AudioscrobblerController *_sharedController = nil; ITDebugLog(@"No interval response."); //We have a protocol error } - + [_lastStatus release]; + _lastStatus = [NSLocalizedString(key, comment) retain]; + [[NSNotificationCenter defaultCenter] postNotificationName:@"AudioscrobblerStatusChanged" object:nil userInfo:[NSDictionary dictionaryWithObject:_lastStatus forKey:@"StatusString"]]; [string release]; - [_responseData release]; + [_responseData setData:nil]; +} + +-(NSCachedURLResponse *)connection:(NSURLConnection *)connection willCacheResponse:(NSCachedURLResponse *)cachedResponse +{ + //Don't cache any Audioscrobbler communication + return nil; } @end