614 lines
19 KiB
Objective-C
614 lines
19 KiB
Objective-C
#import "PluginController.h"
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#import "Plugin.h"
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#import "CogPluginMulti.h"
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#import "Logging.h"
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#import "NSFileHandle+CreateFile.h"
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@implementation PluginController
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@synthesize sources;
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@synthesize containers;
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@synthesize metadataReaders;
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@synthesize propertiesReadersByExtension;
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@synthesize propertiesReadersByMimeType;
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@synthesize decodersByExtension;
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@synthesize decodersByMimeType;
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@synthesize configured;
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static PluginController *sharedPluginController = nil;
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+ (id<CogPluginController>)sharedPluginController
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{
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@synchronized(self) {
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if (sharedPluginController == nil) {
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sharedPluginController = [[self alloc] init];
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}
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}
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return sharedPluginController;
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}
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- (id)init {
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self = [super init];
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if (self) {
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self.sources = [[NSMutableDictionary alloc] init];
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self.containers = [[NSMutableDictionary alloc] init];
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self.metadataReaders = [[NSMutableDictionary alloc] init];
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self.propertiesReadersByExtension = [[NSMutableDictionary alloc] init];
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self.propertiesReadersByMimeType = [[NSMutableDictionary alloc] init];
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self.decodersByExtension = [[NSMutableDictionary alloc] init];
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self.decodersByMimeType = [[NSMutableDictionary alloc] init];
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[self setup];
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}
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return self;
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}
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- (void)setup
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{
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if (self.configured == NO) {
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self.configured = YES;
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[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(bundleDidLoad:) name:NSBundleDidLoadNotification object:nil];
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[self loadPlugins];
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[self printPluginInfo];
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}
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}
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- (void)bundleDidLoad:(NSNotification *)notification
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{
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NSArray *classNames = [[notification userInfo] objectForKey:@"NSLoadedClasses"];
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for (NSString *className in classNames)
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{
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Class bundleClass = NSClassFromString(className);
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if ([bundleClass conformsToProtocol:@protocol(CogVersionCheck)]) {
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DLog(@"Component has version check: %@", className);
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if (![bundleClass shouldLoadForOSVersion:[[NSProcessInfo processInfo] operatingSystemVersion]])
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{
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DLog(@"Plugin fails OS version check, ignoring");
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return;
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}
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}
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}
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for (NSString *className in classNames)
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{
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DLog(@"Class loaded: %@", className);
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Class bundleClass = NSClassFromString(className);
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if ([bundleClass conformsToProtocol:@protocol(CogContainer)]) {
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[self setupContainer:className];
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}
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if ([bundleClass conformsToProtocol:@protocol(CogDecoder)]) {
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[self setupDecoder:className];
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}
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if ([bundleClass conformsToProtocol:@protocol(CogMetadataReader)]) {
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[self setupMetadataReader:className];
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}
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if ([bundleClass conformsToProtocol:@protocol(CogPropertiesReader)]) {
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[self setupPropertiesReader:className];
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}
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if ([bundleClass conformsToProtocol:@protocol(CogSource)]) {
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[self setupSource:className];
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}
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}
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}
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- (void)loadPluginsAtPath:(NSString *)path
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{
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NSArray *dirContents = [[NSFileManager defaultManager] contentsOfDirectoryAtPath:path error:nil];
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for (NSString *pname in dirContents)
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{
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NSString *ppath;
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ppath = [NSString pathWithComponents:@[path,pname]];
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if ([[pname pathExtension] isEqualToString:@"bundle"])
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{
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NSBundle *b = [NSBundle bundleWithPath:ppath];
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[b load];
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}
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}
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}
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- (void)loadPlugins
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{
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NSArray *paths = NSSearchPathForDirectoriesInDomains(NSApplicationSupportDirectory, NSUserDomainMask, YES);
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NSString *basePath = [[paths firstObject] stringByAppendingPathComponent:@"Cog"];
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[self loadPluginsAtPath:[[NSBundle mainBundle] builtInPlugInsPath]];
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[self loadPluginsAtPath:[basePath stringByAppendingPathComponent:@"Plugins"]];
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}
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- (void)setupContainer:(NSString *)className
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{
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Class container = NSClassFromString(className);
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if (container && [container respondsToSelector:@selector(fileTypes)]) {
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for (id fileType in [container fileTypes])
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{
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NSString *ext = [fileType lowercaseString];
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NSMutableArray *containerSet;
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if (![containers objectForKey:ext])
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{
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containerSet = [[NSMutableArray alloc] init];
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[containers setObject:containerSet forKey:ext];
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}
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else
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containerSet = [containers objectForKey:ext];
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[containerSet addObject:className];
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}
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}
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}
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- (void)setupDecoder:(NSString *)className
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{
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Class decoder = NSClassFromString(className);
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if (decoder && [decoder respondsToSelector:@selector(fileTypes)]) {
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for (id fileType in [decoder fileTypes])
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{
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NSString *ext = [fileType lowercaseString];
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NSMutableArray *decoders;
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if (![decodersByExtension objectForKey:ext])
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{
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decoders = [[NSMutableArray alloc] init];
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[decodersByExtension setObject:decoders forKey:ext];
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}
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else
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decoders = [decodersByExtension objectForKey:ext];
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[decoders addObject:className];
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}
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}
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if (decoder && [decoder respondsToSelector:@selector(mimeTypes)]) {
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for (id mimeType in [decoder mimeTypes])
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{
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NSString *mimetype = [mimeType lowercaseString];
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NSMutableArray *decoders;
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if (![decodersByMimeType objectForKey:mimetype])
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{
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decoders = [[NSMutableArray alloc] init];
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[decodersByMimeType setObject:decoders forKey:mimetype];
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}
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else
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decoders = [decodersByMimeType objectForKey:mimetype];
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[decoders addObject:className];
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}
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}
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}
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- (void)setupMetadataReader:(NSString *)className
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{
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Class metadataReader = NSClassFromString(className);
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if (metadataReader && [metadataReader respondsToSelector:@selector(fileTypes)]) {
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for (id fileType in [metadataReader fileTypes])
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{
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NSString *ext = [fileType lowercaseString];
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NSMutableArray *readers;
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if (![metadataReaders objectForKey:ext])
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{
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readers = [[NSMutableArray alloc] init];
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[metadataReaders setObject:readers forKey:ext];
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}
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else
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readers = [metadataReaders objectForKey:ext];
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[readers addObject:className];
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}
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}
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}
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- (void)setupPropertiesReader:(NSString *)className
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{
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Class propertiesReader = NSClassFromString(className);
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if (propertiesReader && [propertiesReader respondsToSelector:@selector(fileTypes)]) {
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for (id fileType in [propertiesReader fileTypes])
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{
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NSString *ext = [fileType lowercaseString];
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NSMutableArray *readers;
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if (![propertiesReadersByExtension objectForKey:ext])
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{
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readers = [[NSMutableArray alloc] init];
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[propertiesReadersByExtension setObject:readers forKey:ext];
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}
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else
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readers = [propertiesReadersByExtension objectForKey:ext];
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[readers addObject:className];
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}
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}
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if (propertiesReader && [propertiesReader respondsToSelector:@selector(mimeTypes)]) {
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for (id mimeType in [propertiesReader mimeTypes])
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{
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NSString *mimetype = [mimeType lowercaseString];
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NSMutableArray *readers;
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if (![propertiesReadersByMimeType objectForKey:mimetype])
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{
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readers = [[NSMutableArray alloc] init];
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[propertiesReadersByMimeType setObject:readers forKey:mimetype];
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}
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else
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readers = [propertiesReadersByMimeType objectForKey:mimetype];
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[readers addObject:className];
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}
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}
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}
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- (void)setupSource:(NSString *)className
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{
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Class source = NSClassFromString(className);
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if (source && [source respondsToSelector:@selector(schemes)]) {
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for (id scheme in [source schemes])
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{
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[sources setObject:className forKey:scheme];
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}
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}
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}
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- (void)printPluginInfo
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{
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ALog(@"Sources: %@", self.sources);
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ALog(@"Containers: %@", self.containers);
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ALog(@"Metadata Readers: %@", self.metadataReaders);
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ALog(@"Properties Readers By Extension: %@", self.propertiesReadersByExtension);
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ALog(@"Properties Readers By Mime Type: %@", self.propertiesReadersByMimeType);
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ALog(@"Decoders by Extension: %@", self.decodersByExtension);
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ALog(@"Decoders by Mime Type: %@", self.decodersByMimeType);
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#if 0
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// XXX Keep in sync with Info.plist on disk!
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NSString * plistHeader = @"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n\
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<!DOCTYPE plist PUBLIC \"-//Apple//DTD PLIST 1.0//EN\" \"http://www.apple.com/DTDs/PropertyList-1.0.dtd\">\n\
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<plist version=\"1.0\">\n\
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<dict>\n\
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\t<key>CFBundleDevelopmentRegion</key>\n\
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\t<string>English</string>\n\
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\t<key>CFBundleDocumentTypes</key>\n\
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\t<array>\n\
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\t\t<dict>\n\
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\t\t\t<key>CFBundleTypeExtensions</key>\n\
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\t\t\t<array>\n\
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\t\t\t\t<string>*</string>\n\
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\t\t\t</array>\n\
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\t\t\t<key>CFBundleTypeIconFile</key>\n\
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\t\t\t<string>song.icns</string>\n\
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\t\t\t<key>CFBundleTypeOSTypes</key>\n\
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\t\t\t<array>\n\
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\t\t\t\t<string>****</string>\n\
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\t\t\t\t<string>fold</string>\n\
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\t\t\t\t<string>disk</string>\n\
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\t\t\t</array>\n\
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\t\t\t<key>CFBundleTypeRole</key>\n\
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\t\t\t<string>None</string>\n\
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\t\t</dict>\n";
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NSString * plistFooter = @"\t</array>\n\
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\t<key>CFBundleExecutable</key>\n\
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\t<string>Cog</string>\n\
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\t<key>CFBundleHelpBookFolder</key>\n\
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\t<string>Cog.help</string>\n\
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\t<key>CFBundleHelpBookName</key>\n\
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\t<string>org.cogx.cog.help</string>\n\
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\t<key>CFBundleIdentifier</key>\n\
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\t<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>\n\
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\t<key>CFBundleInfoDictionaryVersion</key>\n\
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\t<string>6.0</string>\n\
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\t<key>CFBundlePackageType</key>\n\
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\t<string>APPL</string>\n\
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\t<key>CFBundleShortVersionString</key>\n\
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\t<string>0.08</string>\n\
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\t<key>CFBundleSignature</key>\n\
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\t<string>????</string>\n\
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\t<key>CFBundleVersion</key>\n\
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\t<string>r516</string>\n\
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\t<key>LSApplicationCategoryType</key>\n\
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\t<string>public.app-category.music</string>\n\
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\t<key>LSMinimumSystemVersion</key>\n\
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\t<string>$(MACOSX_DEPLOYMENT_TARGET)</string>\n\
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\t<key>NSAppTransportSecurity</key>\n\
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\t<dict>\n\
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\t\t<key>NSAllowsArbitraryLoads</key>\n\
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\t\t<true/>\n\
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\t</dict>\n\
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\t<key>NSAppleScriptEnabled</key>\n\
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\t<string>YES</string>\n\
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\t<key>NSCalendarsUsageDescription</key>\n\
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\t<string>Cog has no use for your calendar information. Why are you trying to open your Calendar with an audio player?</string>\n\
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\t<key>NSCameraUsageDescription</key>\n\
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\t<string>Cog is an audio player. It will never use your camera. Why is it asking for permission to use your camera?</string>\n\
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\t<key>NSContactsUsageDescription</key>\n\
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\t<string>Cog has no use for your contacts information. Why are you trying to open your contacts with an audio player?</string>\n\
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\t<key>NSLocationUsageDescription</key>\n\
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\t<string>Cog has no use for your location information. Something is obviously wrong with the application.</string>\n\
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\t<key>NSMainNibFile</key>\n\
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\t<string>MainMenu</string>\n\
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\t<key>NSMicrophoneUsageDescription</key>\n\
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\t<string>Cog is an audio player. It does not, however, record audio. Why is it asking for permission to use your microphone?</string>\n\
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\t<key>NSPhotoLibraryUsageDescription</key>\n\
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\t<string>Cog is an audio player. Why are you trying to access your Photos Library with an audio player?</string>\n\
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\t<key>NSPrincipalClass</key>\n\
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\t<string>MediaKeysApplication</string>\n\
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\t<key>NSRemindersUsageDescription</key>\n\
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\t<string>Cog has no use for your reminders. Why are you trying to access them with an audio player?</string>\n\
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\t<key>SUFeedURL</key>\n\
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\t<string>https://cogcdn.cog.losno.co/mercury.xml</string>\n\
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\t<key>SUPublicEDKey</key>\n\
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\t<string>omxG7Rp0XK9/YEvKbVy7cd44eVAh1LJB6CmjQwjOJz4=</string>\n\
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</dict>\n\
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</plist>\n";
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NSMutableArray * decodersRegistered = [[NSMutableArray alloc] init];
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NSArray * allKeys = [self.decodersByExtension allKeys];
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for (NSString * ext in allKeys) {
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NSArray * decoders = [self.decodersByExtension objectForKey:ext];
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for (NSString * decoder in decoders) {
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if (![decodersRegistered containsObject:decoder]) {
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[decodersRegistered addObject:decoder];
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}
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}
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}
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NSMutableArray * stringList = [[NSMutableArray alloc] init];
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[stringList addObject:plistHeader];
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// These aren't handled by decoders, but as containers
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NSArray * staticTypes = @[
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@[@"M3U Playlist File", @"m3u.icns", @"m3u", @"m3u8"],
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@[@"PLS Playlist File", @"pls.icns", @"pls"],
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@[@"RAR Archive of SPC Files", @"vg.icns", @"rsn"],
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@[@"7Z Archive of VGM Files", @"vg.icns", @"vgm7z"]
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];
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NSMutableArray * assocTypes = [[NSMutableArray alloc] init];
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[assocTypes addObjectsFromArray:staticTypes];
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for (NSString * decoderString in decodersRegistered) {
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Class decoder = NSClassFromString(decoderString);
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if (decoder && [decoder respondsToSelector:@selector(fileTypeAssociations)]) {
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NSArray * types = [decoder fileTypeAssociations];
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[assocTypes addObjectsFromArray:types];
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}
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}
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for (NSArray * type in assocTypes) {
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[stringList addObject:@"\t\t<dict>\n\
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\t\t\t<key>CFBundleTypeExtensions</key>\n\
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\t\t\t<array>\n\
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"];
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for (size_t i = 2; i < [type count]; ++i) {
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[stringList addObject:@"\t\t\t\t<string>"];
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[stringList addObject:[[type objectAtIndex:i] lowercaseString]];
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[stringList addObject:@"</string>\n"];
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}
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[stringList addObject:@"\t\t\t</array>\n\
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\t\t\t<key>CFBundleTypeIconFile</key>\n\
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\t\t\t<string>"];
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[stringList addObject:[type objectAtIndex:1]];
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[stringList addObject:@"</string>\n\
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\t\t\t<key>CFBundleTypeName</key>\n\
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\t\t\t<string>"];
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[stringList addObject:[type objectAtIndex:0]];
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[stringList addObject:@"</string>\n\
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\t\t\t<key>CFBundleTypeRole</key>\n\
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\t\t\t<string>Viewer</string>\n\
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\t\t\t<key>LSTypeIsPackage</key>\n\
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\t\t\t<false/>\n\
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\t\t</dict>\n"];
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}
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[stringList addObject:plistFooter];
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NSFileHandle *fileHandle = [NSFileHandle fileHandleForWritingAtPath:@"/tmp/Cog_Info.plist" createFile:YES];
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if (!fileHandle) {
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DLog(@"Error saving Info.plist!");
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return;
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}
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[fileHandle truncateFileAtOffset:0];
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[fileHandle writeData:[[stringList componentsJoinedByString:@""] dataUsingEncoding:NSUTF8StringEncoding]];
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[fileHandle closeFile];
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#endif
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}
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- (id<CogSource>) audioSourceForURL:(NSURL *)url
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{
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NSString *scheme = [url scheme];
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Class source = NSClassFromString([sources objectForKey:scheme]);
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return [[source alloc] init];
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}
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- (NSArray *) urlsForContainerURL:(NSURL *)url
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{
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NSString *ext = [url pathExtension];
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NSArray *containerSet = [containers objectForKey:[ext lowercaseString]];
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NSString *classString;
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if (containerSet) {
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if ( [containerSet count] > 1 ) {
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return [CogContainerMulti urlsForContainerURL:url containers:containerSet];
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}
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else {
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classString = [containerSet objectAtIndex:0];
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}
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}
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else {
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return nil;
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}
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Class container = NSClassFromString(classString);
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return [container urlsForContainerURL:url];
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}
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//Note: Source is assumed to already be opened.
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- (id<CogDecoder>) audioDecoderForSource:(id <CogSource>)source skipCue:(BOOL)skip
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{
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NSString *ext = [[source url] pathExtension];
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NSArray *decoders = [decodersByExtension objectForKey:[ext lowercaseString]];
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NSString *classString;
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if (decoders) {
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if ( [decoders count] > 1 ) {
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if (skip)
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{
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NSMutableArray * _decoders = [decoders mutableCopy];
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for (int i = 0; i < [_decoders count];)
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{
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if ([[_decoders objectAtIndex:i] isEqualToString:@"CueSheetDecoder"])
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[_decoders removeObjectAtIndex:i];
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else
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++i;
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}
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return [[CogDecoderMulti alloc] initWithDecoders:_decoders];
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}
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return [[CogDecoderMulti alloc] initWithDecoders:decoders];
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}
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else {
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classString = [decoders objectAtIndex:0];
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}
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}
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else {
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decoders = [decodersByMimeType objectForKey:[[source mimeType] lowercaseString]];
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if (decoders) {
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if ( [decoders count] > 1 ) {
|
|
return [[CogDecoderMulti alloc] initWithDecoders:decoders];
|
|
}
|
|
else {
|
|
classString = [decoders objectAtIndex:0];
|
|
}
|
|
}
|
|
else {
|
|
classString = @"SilenceDecoder";
|
|
}
|
|
}
|
|
|
|
Class decoder = NSClassFromString(classString);
|
|
|
|
return [[decoder alloc] init];
|
|
}
|
|
|
|
- (NSDictionary *)metadataForURL:(NSURL *)url skipCue:(BOOL)skip
|
|
{
|
|
NSString * urlScheme = [url scheme];
|
|
if ([urlScheme isEqualToString:@"http"] ||
|
|
[urlScheme isEqualToString:@"https"])
|
|
return nil;
|
|
|
|
NSString *ext = [url pathExtension];
|
|
NSArray *readers = [metadataReaders objectForKey:[ext lowercaseString]];
|
|
NSString *classString;
|
|
if (readers) {
|
|
if ( [readers count] > 1 ) {
|
|
if (skip)
|
|
{
|
|
NSMutableArray *_readers = [readers mutableCopy];
|
|
for (int i = 0; i < [_readers count];)
|
|
{
|
|
if ([[_readers objectAtIndex:i] isEqualToString:@"CueSheetMetadataReader"])
|
|
[_readers removeObjectAtIndex:i];
|
|
else
|
|
++i;
|
|
}
|
|
return [CogMetadataReaderMulti metadataForURL:url readers:_readers];
|
|
}
|
|
return [CogMetadataReaderMulti metadataForURL:url readers:readers];
|
|
}
|
|
else {
|
|
classString = [readers objectAtIndex:0];
|
|
}
|
|
}
|
|
else {
|
|
return nil;
|
|
}
|
|
|
|
Class metadataReader = NSClassFromString(classString);
|
|
|
|
return [metadataReader metadataForURL:url];
|
|
}
|
|
|
|
|
|
//If no properties reader is defined, use the decoder's properties.
|
|
- (NSDictionary *)propertiesForURL:(NSURL *)url
|
|
{
|
|
NSString * urlScheme = [url scheme];
|
|
if ([urlScheme isEqualToString:@"http"] ||
|
|
[urlScheme isEqualToString:@"https"])
|
|
return nil;
|
|
|
|
NSDictionary *properties = nil;
|
|
NSString *ext = [url pathExtension];
|
|
|
|
id<CogSource> source = [self audioSourceForURL:url];
|
|
if (![source open:url])
|
|
return nil;
|
|
|
|
NSArray *readers = [propertiesReadersByExtension objectForKey:[ext lowercaseString]];
|
|
NSString *classString = nil;
|
|
if (readers)
|
|
{
|
|
if ( [readers count] > 1 ) {
|
|
properties = [CogPropertiesReaderMulti propertiesForSource:source readers:readers];
|
|
if (properties != nil && [properties count])
|
|
return properties;
|
|
}
|
|
else {
|
|
classString = [readers objectAtIndex:0];
|
|
}
|
|
}
|
|
else {
|
|
readers = [propertiesReadersByMimeType objectForKey:[[source mimeType] lowercaseString]];
|
|
if (readers)
|
|
{
|
|
if ( [readers count] > 1 ) {
|
|
properties = [CogPropertiesReaderMulti propertiesForSource:source readers:readers];
|
|
if (properties != nil && [properties count])
|
|
return properties;
|
|
}
|
|
else {
|
|
classString = [readers objectAtIndex:0];
|
|
}
|
|
}
|
|
}
|
|
|
|
if (classString)
|
|
{
|
|
Class propertiesReader = NSClassFromString(classString);
|
|
|
|
properties = [propertiesReader propertiesForSource:source];
|
|
if (properties != nil && [properties count])
|
|
return properties;
|
|
}
|
|
|
|
{
|
|
id<CogDecoder> decoder = [self audioDecoderForSource:source skipCue:NO];
|
|
if (![decoder open:source])
|
|
{
|
|
return nil;
|
|
}
|
|
|
|
NSDictionary *properties = [decoder properties];
|
|
|
|
[decoder close];
|
|
|
|
return properties;
|
|
}
|
|
}
|
|
|
|
- (int)putMetadataInURL:(NSURL *)url
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
@end
|
|
|