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Playlist.m
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Playlist.m
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//
// Movist
//
// Copyright 2006 ~ 2008 Yong-Hoe Kim. All rights reserved.
// Yong-Hoe Kim <[email protected]>
//
// This file is part of Movist.
//
// Movist is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 3 of the License, or
// (at your option) any later version.
//
// Movist is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
#import "Playlist.h"
#import "MMovie.h"
#import "MSubtitle.h" // for auto-find-subtitle
@implementation PlaylistItem
- (id)initWithMovieURL:(NSURL*)movieURL
{
//TRACE(@"%s \"%@\"", __PRETTY_FUNCTION__, [movieURL absoluteString]);
if (self = [super init]) {
_movieURL = [movieURL retain];
_subtitleURLs = [[NSMutableArray alloc] initWithCapacity:1];
}
return self;
}
- (id)initWithCoder:(NSCoder*)coder
{
//TRACE(@"%s", __PRETTY_FUNCTION__);
if (self = [super init]) {
[self setMovieURL:[coder decodeObjectForKey:@"MovieURL"]];
_subtitleURLs = [[NSMutableArray alloc] initWithCapacity:1];
// for legacy
NSURL* subtitleURL = [coder decodeObjectForKey:@"SubtitleURL"];
if (subtitleURL) {
[self addSubtitleURL:subtitleURL];
}
[self addSubtitleURLs:[coder decodeObjectForKey:@"SubtitleURLs"]];
}
return self;
}
- (void)encodeWithCoder:(NSCoder*)coder
{
//TRACE(@"%s", __PRETTY_FUNCTION__);
[coder encodeObject:_movieURL forKey:@"MovieURL"];
[coder encodeObject:_subtitleURLs forKey:@"SubtitleURLs"];
}
- (void)dealloc
{
//TRACE(@"%s", __PRETTY_FUNCTION__);
[_movieURL release];
[_subtitleURLs release];
[super dealloc];
}
- (id)copyWithZone:(NSZone*)zone
{
//TRACE(@"%s", __PRETTY_FUNCTION__);
PlaylistItem* item = [[PlaylistItem alloc] initWithMovieURL:_movieURL];
[item setSubtitleURLs:_subtitleURLs];
return item;
}
////////////////////////////////////////////////////////////////////////////////
#pragma mark -
- (NSURL*)movieURL { return _movieURL; }
- (NSArray*)subtitleURLs { return _subtitleURLs; }
- (void)setMovieURL:(NSURL*)movieURL
{
//TRACE(@"%s \"%@\"", __PRETTY_FUNCTION__, [movieURL absoluteString]);
[movieURL retain], [_movieURL release], _movieURL = movieURL;
}
- (void)setSubtitleURLs:(NSArray*)subtitleURLs { [_subtitleURLs setArray:subtitleURLs]; }
- (void)addSubtitleURL:(NSURL*)subtitleURL
{
if (![_subtitleURLs containsObject:subtitleURL]) {
[_subtitleURLs addObject:subtitleURL];
}
}
- (void)removeSubtitleURL:(NSURL*)subtitleURL
{
if ([_subtitleURLs containsObject:subtitleURL]) {
[_subtitleURLs removeObject:subtitleURL];
}
}
- (void)addSubtitleURLs:(NSArray*)subtitleURLs
{
NSURL* subtitleURL;
NSEnumerator* e = [subtitleURLs objectEnumerator];
while (subtitleURL = [e nextObject]) {
[self addSubtitleURL:subtitleURL];
}
}
////////////////////////////////////////////////////////////////////////////////
#pragma mark -
- (BOOL)isEqualToMovieURL:(NSURL*)movieURL
{
//TRACE(@"%s \"%@\"", __PRETTY_FUNCTION__, [movieURL absoluteString]);
return [[_movieURL absoluteString] isEqualToString:[movieURL absoluteString]];
}
@end
////////////////////////////////////////////////////////////////////////////////
#pragma mark -
@implementation Playlist
- (id)init
{
//TRACE(@"%s", __PRETTY_FUNCTION__);
if (self = [super init]) {
_array = [[NSMutableArray alloc] initWithCapacity:10];
_repeatMode = REPEAT_OFF;
}
return self;
}
- (id)initWithCoder:(NSCoder*)coder
{
//TRACE(@"%s", __PRETTY_FUNCTION__);
if (self = [super init]) {
_array = [[coder decodeObjectForKey:@"Array"] retain];
int index = [coder decodeInt32ForKey:@"CurrentIndex"];
_currentItem = (0 <= index && index < [_array count]) ?
[_array objectAtIndex:index] : nil;
_repeatMode = [coder decodeInt32ForKey:@"RepeatMode"];
NSNotificationCenter* nc = [NSNotificationCenter defaultCenter];
[nc postNotificationName:MPlaylistUpdatedNotification object:self];
}
return self;
}
- (void)encodeWithCoder:(NSCoder*)coder
{
//TRACE(@"%s", __PRETTY_FUNCTION__);
[coder encodeObject:_array forKey:@"Array"];
[coder encodeInt32:[_array indexOfObject:_currentItem] forKey:@"CurrentIndex"];
[coder encodeInt32:_repeatMode forKey:@"RepeatMode"];
}
- (void)dealloc
{
//TRACE(@"%s", __PRETTY_FUNCTION__);
[_array release];
[super dealloc];
}
////////////////////////////////////////////////////////////////////////////////
#pragma mark -
#pragma mark add/remove
- (BOOL)containsMovieURL:(NSURL*)movieURL
{
//TRACE(@"%s \"%@\"", __PRETTY_FUNCTION__, [movieURL absoluteString]);
PlaylistItem* item;
NSEnumerator* enumerator = [_array objectEnumerator];
while (item = [enumerator nextObject]) {
if ([item isEqualToMovieURL:movieURL]) {
return TRUE;
}
}
return FALSE;
}
NSInteger compareSubtitleURLs(id url1, id url2, void* context)
{
NSString* path1 = [url1 absoluteString], *ext1 = [path1 pathExtension];
NSString* path2 = [url2 absoluteString], *ext2 = [path2 pathExtension];
if (NSOrderedSame == [ext1 caseInsensitiveCompare:ext2]) {
unsigned int len1 = [path1 length];
unsigned int len2 = [path2 length];
return (len1 < len2) ? NSOrderedAscending :
(len1 > len2) ? NSOrderedDescending : NSOrderedSame;
}
return [path1 caseInsensitiveCompare:path2];
}
- (NSArray*)findSubtitleURLsForMoviePath:(NSString*)moviePath
{
//TRACE(@"%s \"%@\"", __PRETTY_FUNCTION__, moviePath);
NSFileManager* fileManager = [NSFileManager defaultManager];
NSString* directory = [moviePath stringByDeletingLastPathComponent];
NSString* movieFilename = [moviePath lastPathComponent];
NSString* movieFilenameWithoutExt = [movieFilename stringByDeletingPathExtension];
NSArray* fileExtensions = [MSubtitle fileExtensions];
NSMutableArray* subtitleURLs = [NSMutableArray arrayWithCapacity:1];
NSString* filename, *path;
NSRange range = NSMakeRange(0, [movieFilenameWithoutExt length]);
NSArray* contents = [fileManager sortedDirectoryContentsAtPath:directory];
NSEnumerator* enumerator = [contents objectEnumerator];
while (filename = [enumerator nextObject]) {
if ([filename hasAnyExtension:fileExtensions] &&
range.length <= [filename length] &&
[filename compare:movieFilenameWithoutExt
options:NSCaseInsensitiveSearch
range:range] == NSOrderedSame) {
path = [directory stringByAppendingPathComponent:filename];
[subtitleURLs addObject:[NSURL fileURLWithPath:path]];
}
}
[subtitleURLs sortUsingFunction:compareSubtitleURLs context:nil];
return subtitleURLs;
}
////////////////////////////////////////////////////////////////////////////////
#pragma mark -
- (int)count { return [_array count]; }
- (PlaylistItem*)itemAtIndex:(int)index { return [_array objectAtIndex:index]; }
- (void)addFile:(NSString*)filename option:(int)option
{
//TRACE(@"%s \"%@\" %@", __PRETTY_FUNCTION__, filename,
// (option == OPTION_ONLY) ? @"only" :
// (option == OPTION_SERIES) ? @"series" : @"all");
[self insertFile:filename atIndex:[_array count] option:option];
}
- (void)addFiles:(NSArray*)filenames
{
//TRACE(@"%s {%@}", __PRETTY_FUNCTION__, filenames);
[self insertFiles:filenames atIndex:[_array count]];
}
- (void)addURL:(NSURL*)movieURL
{
//TRACE(@"%s %@", __PRETTY_FUNCTION__, [movieURL absoluteString]);
[self insertURL:movieURL atIndex:[_array count]];
}
- (int)insertFile:(NSString*)filename atIndex:(unsigned int)index option:(int)option
{
//TRACE(@"%s \"%@\" at %d %@", __PRETTY_FUNCTION__, filename, index,
// (option == OPTION_ONLY) ? @"only" :
// (option == OPTION_SERIES) ? @"series" : @"all");
BOOL isDirectory;
NSFileManager* fileManager = [NSFileManager defaultManager];
if (![fileManager fileExistsAtPath:filename isDirectory:&isDirectory]) {
return 0;
}
int count = 0;
NSArray* fileExtensions = [MMovie fileExtensions];
if (isDirectory) {
NSString* directory = filename;
NSArray* contents = [fileManager sortedDirectoryContentsAtPath:directory];
NSEnumerator* enumerator = [contents objectEnumerator];
while (filename = [enumerator nextObject]) {
filename = [directory stringByAppendingPathComponent:filename];
if ([filename hasAnyExtension:fileExtensions]) {
[self insertURL:[NSURL fileURLWithPath:filename] atIndex:index++];
}
}
count = [contents count];
}
else if (option != OPTION_ONLY) {
const char* p = [fileManager fileSystemRepresentationWithPath:filename];
filename = [fileManager stringWithFileSystemRepresentation:p length:strlen(p)];
NSString* directory = [filename stringByDeletingLastPathComponent];
NSString* movieFilename = [filename lastPathComponent];
NSArray* contents = [fileManager sortedDirectoryContentsAtPath:directory];
NSEnumerator* enumerator = [contents objectEnumerator];
while (filename = [enumerator nextObject]) {
if ([filename hasAnyExtension:fileExtensions] &&
(option == OPTION_ALL ||
(option == OPTION_SERIES && checkMovieSeries(movieFilename, filename)))) {
[self insertURL:[NSURL fileURLWithPath:
[directory stringByAppendingPathComponent:filename]]
atIndex:index++];
if ([filename isEqualToString:movieFilename]) {
_currentItem = [_array lastObject];
}
}
}
count = [contents count];
}
else if ([filename hasAnyExtension:fileExtensions]) {
[self insertURL:[NSURL fileURLWithPath:filename] atIndex:index];
count = 1;
}
NSNotificationCenter* nc = [NSNotificationCenter defaultCenter];
[nc postNotificationName:MPlaylistUpdatedNotification object:self];
return count;
}
- (void)insertFiles:(NSArray*)filenames atIndex:(unsigned int)index
{
//TRACE(@"%s {%@} at %d", __PRETTY_FUNCTION__, filenames, index);
NSString* filename;
NSEnumerator* enumerator = [filenames objectEnumerator];
while (filename = [enumerator nextObject]) {
index += [self insertFile:filename atIndex:index option:OPTION_ONLY];
}
}
- (void)insertURLs:(NSArray*)fileURLs atIndex:(NSUInteger)index
{
//TRACE(@"%s {%@} at %d", __PRETTY_FUNCTION__, fileURLs, (int)index);
for(NSURL* aURL in fileURLs)
{
index += [self insertFile:[aURL path] atIndex:index option:OPTION_ONLY];
}
}
- (void)insertURL:(NSURL*)movieURL atIndex:(unsigned int)index
{
//TRACE(@"%s \"%@\" at %d", __PRETTY_FUNCTION__, [movieURL absoluteString], index);
if ([self containsMovieURL:movieURL]) {
return; // already contained
}
NSArray* subtitleURLs = nil;
if ([movieURL isFileURL]) {
subtitleURLs = [self findSubtitleURLsForMoviePath:[movieURL path]];
}
PlaylistItem* item = [[PlaylistItem alloc] initWithMovieURL:movieURL];
[item setSubtitleURLs:subtitleURLs];
[_array insertObject:item atIndex:MIN(index, [_array count])];
if (_currentItem == nil) {
_currentItem = item; // auto-select
}
[item release];
NSNotificationCenter* nc = [NSNotificationCenter defaultCenter];
[nc postNotificationName:MPlaylistUpdatedNotification object:self];
}
- (unsigned int)moveItemsAtIndexes:(NSIndexSet*)indexes toIndex:(unsigned int)index
{
//TRACE(@"%s %@ to %d", __PRETTY_FUNCTION__, indexes, index);
if ([indexes firstIndex] <= index && index <= [indexes lastIndex]) {
int i, lastIndex = index;
for (i = [indexes firstIndex]; i <= lastIndex; i++) {
if ([indexes containsIndex:i]) {
index--;
}
}
}
else if ([indexes lastIndex] < index) {
index -= [indexes count];
}
NSArray* items = [_array objectsAtIndexes:indexes];
[_array removeObjectsAtIndexes:indexes];
PlaylistItem* item;
NSEnumerator* enumerator = [items objectEnumerator];
while (item = [enumerator nextObject]) {
[_array insertObject:item atIndex:index++];
}
NSNotificationCenter* nc = [NSNotificationCenter defaultCenter];
[nc postNotificationName:MPlaylistUpdatedNotification object:self];
return index - [items count]; // new first index
}
- (void)removeItemAtIndex:(unsigned int)index
{
//TRACE(@"%s at %d", __PRETTY_FUNCTION__, index);
if ([_array count] <= index) {
return;
}
// If we're removing the current item, change it to the previous item
if (_currentItem == [_array objectAtIndex:index]) {
if (index == 0 && [_array count] == 0) {
_currentItem = nil;
}
else {
_currentItem = [_array objectAtIndex:index];
}
}
[_array removeObjectAtIndex:index];
NSNotificationCenter* nc = [NSNotificationCenter defaultCenter];
[nc postNotificationName:MPlaylistUpdatedNotification object:self];
}
- (void)removeItemsAtIndexes:(NSIndexSet*)indexes
{
//TRACE(@"%s %@", __PRETTY_FUNCTION__, indexes);
[_array removeObjectsAtIndexes:indexes];
if (![_array containsObject:_currentItem]) {
_currentItem = nil;
}
NSNotificationCenter* nc = [NSNotificationCenter defaultCenter];
[nc postNotificationName:MPlaylistUpdatedNotification object:self];
}
- (void)removeAllItems
{
//TRACE(@"%s", __PRETTY_FUNCTION__);
_currentItem = nil;
[_array removeAllObjects];
NSNotificationCenter* nc = [NSNotificationCenter defaultCenter];
[nc postNotificationName:MPlaylistUpdatedNotification object:self];
}
////////////////////////////////////////////////////////////////////////////////
#pragma mark -
#pragma mark play
- (PlaylistItem*)currentItem { return _currentItem; }
- (NSEnumerator*)itemEnumerator { return [_array objectEnumerator]; }
- (int)indexOfItem:(PlaylistItem*)item { return [_array indexOfObject:item]; }
- (void)setCurrentItemAtIndex:(unsigned int)index
{
//TRACE(@"%s %d", __PRETTY_FUNCTION__, index);
if (index >= [_array count]) {
_currentItem = nil;
}
else {
_currentItem = [_array objectAtIndex:index];
}
}
- (void)setNextItem_RepeatOff:(BOOL)forward
{
//TRACE(@"%s %@", __PRETTY_FUNCTION__, forward ? @"forward" : @"backward");
assert(0 < [_array count]);
if (!_currentItem) {
_currentItem = (forward) ? [_array objectAtIndex:0] :
[_array objectAtIndex:[_array count] - 1];
}
else {
int index = [_array indexOfObject:_currentItem];
if (forward) {
_currentItem = (index == [_array count] - 1) ? nil :
[_array objectAtIndex:index + 1];
}
else {
_currentItem = (index == 0) ? nil : [_array objectAtIndex:index - 1];
}
}
}
- (void)setNextItem_RepeatAll:(BOOL)forward
{
//TRACE(@"%s %@", __PRETTY_FUNCTION__, forward ? @"forward" : @"backward");
assert(0 < [_array count]);
if (!_currentItem) {
_currentItem = (forward) ? [_array objectAtIndex:0] :
[_array objectAtIndex:[_array count] - 1];
}
else {
int index = [_array indexOfObject:_currentItem];
if (forward) {
index = (index < [_array count] - 1) ? (index + 1) : 0;
}
else {
index = (0 < index) ? (index - 1) : [_array count] - 1;
}
_currentItem = [_array objectAtIndex:index];
}
}
- (void)setNextItem_RepeatOne
{
//TRACE(@"%s", __PRETTY_FUNCTION__);
assert(0 < [_array count]);
if (!_currentItem) {
_currentItem = [_array objectAtIndex:0];
}
}
- (void)setPrevItem
{
//TRACE(@"%s", __PRETTY_FUNCTION__);
if (0 < [_array count]) {
switch (_repeatMode) {
case REPEAT_OFF : [self setNextItem_RepeatOff:FALSE]; break;
case REPEAT_ALL : [self setNextItem_RepeatAll:FALSE]; break;
case REPEAT_ONE : [self setNextItem_RepeatOne]; break;
}
}
}
- (void)setNextItem
{
//TRACE(@"%s", __PRETTY_FUNCTION__);
if (0 < [_array count]) {
switch (_repeatMode) {
case REPEAT_OFF : [self setNextItem_RepeatOff:TRUE]; break;
case REPEAT_ALL : [self setNextItem_RepeatAll:TRUE]; break;
case REPEAT_ONE : [self setNextItem_RepeatOne]; break;
}
}
}
////////////////////////////////////////////////////////////////////////////////
#pragma mark -
#pragma mark repeat-mode
- (unsigned int)repeatMode { return _repeatMode; }
- (void)setRepeatMode:(unsigned int)mode
{
//TRACE(@"%s %d", __PRETTY_FUNCTION__, mode);
_repeatMode = mode;
}
@end