// // PlsContainer.m // Pls // // Created by Zaphod Beeblebrox on 10/8/07. // Copyright 2007 __MyCompanyName__. All rights reserved. // #import "PlsContainer.h" @implementation PlsContainer + (NSArray *)fileTypes { return [NSArray arrayWithObject:@"pls"]; } + (NSArray *)mimeTypes { return [NSArray arrayWithObjects:@"audio/x-scpls", @"application/pls", nil]; } + (NSURL *)urlForPath:(NSString *)path relativeTo:(NSString *)baseFilename { NSRange protocolRange = [path rangeOfString:@"://"]; if (protocolRange.location != NSNotFound) { return [NSURL URLWithString:path]; } NSMutableString *unixPath = [path mutableCopy]; //Get the fragment NSString *fragment = @""; NSScanner *scanner = [NSScanner scannerWithString:unixPath]; NSCharacterSet *characterSet = [NSCharacterSet characterSetWithCharactersInString:@"#1234567890"]; while (![scanner isAtEnd]) { NSString *possibleFragment; [scanner scanUpToString:@"#" intoString:nil]; if ([scanner scanCharactersFromSet:characterSet intoString:&possibleFragment] && [scanner isAtEnd]) { fragment = possibleFragment; [unixPath deleteCharactersInRange:NSMakeRange([scanner scanLocation] - [possibleFragment length], [possibleFragment length])]; break; } } NSLog(@"Fragment: %@", fragment); if (![unixPath hasPrefix:@"/"]) { //Only relative paths would have windows backslashes. [unixPath replaceOccurrencesOfString:@"\\" withString:@"/" options:0 range:NSMakeRange(0, [unixPath length])]; NSString *basePath = [[[baseFilename stringByStandardizingPath] stringByDeletingLastPathComponent] stringByAppendingString:@"/"]; [unixPath insertString:basePath atIndex:0]; } //Append the fragment return [NSURL URLWithString:[[[NSURL fileURLWithPath:unixPath] absoluteString] stringByAppendingString: fragment]]; } + (NSArray *)urlsForContainerURL:(NSURL *)url { if (![url isFileURL]) return [NSArray array]; NSString *filename = [url path]; NSStringEncoding encoding; NSError *error; NSString *contents = [NSString stringWithContentsOfFile:filename usedEncoding:&encoding error:&error]; if (error) { NSLog(@"Trying UTF8"); error = nil; contents = [NSString stringWithContentsOfFile:filename encoding:NSUTF8StringEncoding error:&error]; } if (error) { NSLog(@"Trying windows CP1251"); error = nil; contents = [NSString stringWithContentsOfFile:filename encoding:NSWindowsCP1251StringEncoding error:&error]; } if (error) { NSLog(@"Trying latin1"); error = nil; contents = [NSString stringWithContentsOfFile:filename encoding:NSISOLatin1StringEncoding error:&error]; } if (error || !contents) { NSLog(@"Could not open file...%@ %@ %@", filename, contents, error); return nil; } NSString *entry; NSEnumerator *e = [[contents componentsSeparatedByString:@"\n"] objectEnumerator]; NSMutableArray *entries = [NSMutableArray array]; while (entry = [[e nextObject] stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]]) { NSScanner *scanner = [[NSScanner alloc] initWithString:entry]; NSString *lhs = nil; NSString *rhs = nil; if (![scanner scanUpToString:@"=" intoString:&lhs] || // get LHS ![scanner scanString:@"=" intoString:nil] || // skip the = ![scanner scanUpToString:@"" intoString:&rhs] || // get RHS ![lhs caseInsensitiveCompare:@"File"]) // We only want file entries { [scanner release]; continue; } //need to add basepath if its a file, and convert to URL [entries addObject:[self urlForPath:rhs relativeTo:filename]]; [scanner release]; } return entries; } @end