diff options
Diffstat (limited to 'macosx/HBPresetsManager.m')
| -rw-r--r-- | macosx/HBPresetsManager.m | 137 |
1 files changed, 112 insertions, 25 deletions
diff --git a/macosx/HBPresetsManager.m b/macosx/HBPresetsManager.m index f19709044..275d79706 100644 --- a/macosx/HBPresetsManager.m +++ b/macosx/HBPresetsManager.m @@ -79,7 +79,20 @@ NSString *HBPresetsChangedNotification = @"HBPresetsChangedNotification"; } } -- (BOOL)checkIfOutOfDate:(NSDictionary *)dict +- (BOOL)isNewer:(NSDictionary *)dict +{ + int major, minor, micro; + hb_presets_current_version(&major, &minor, µ); + + if ([dict[@"VersionMajor"] intValue] > major) + { + return YES; + } + + return NO; +} + +- (BOOL)isOutOfDate:(NSDictionary *)dict { int major, minor, micro; hb_presets_current_version(&major, &minor, µ); @@ -93,46 +106,125 @@ NSString *HBPresetsChangedNotification = @"HBPresetsChangedNotification"; return NO; } -- (BOOL)loadPresetsFromURL:(NSURL *)url +- (NSURL *)backupURLfromURL:(NSURL *)url versionMajor:(int)major minor:(int)minor micro:(int)micro +{ + NSString *backupName = [NSString stringWithFormat:@"%@.%d.%d.%d.json", + url.lastPathComponent.stringByDeletingPathExtension, + major, minor, micro]; + + return [url.URLByDeletingLastPathComponent URLByAppendingPathComponent:backupName]; +} + +typedef NS_ENUM(NSUInteger, HBPresetLoadingResult) { + HBPresetLoadingResultOK, + HBPresetLoadingResultOKUpgraded, + HBPresetLoadingResultFailedNewer, + HBPresetLoadingResultFailed +}; + +- (NSDictionary *)dictionaryWithPresetsAtURL:(NSURL *)url backup:(BOOL)backup result:(HBPresetLoadingResult *)result; { NSData *presetData = [[NSData alloc] initWithContentsOfURL:url]; - // Try to load to load the old presets file - // if the new one is empty - if (presetData == nil) - { - [self loadOldPresetsFromURL:[url.URLByDeletingPathExtension URLByAppendingPathExtension:@"plist"]]; - [self generateBuiltInPresets]; - } - else + if (presetData) { const char *json = [[NSString alloc] initWithData:presetData encoding:NSUTF8StringEncoding].UTF8String; - char *cleanedJson = hb_presets_clean_json(json); - NSDictionary *presetsDict = [NSJSONSerialization HB_JSONObjectWithUTF8String:cleanedJson options:0 error:NULL]; + NSDictionary *presetsDict = [NSJSONSerialization HB_JSONObjectWithUTF8String:json options:0 error:NULL]; - if ([self checkIfOutOfDate:presetsDict]) + if ([presetsDict isKindOfClass:[NSDictionary class]]) { - char *updatedJson; - int result; + if ([self isNewer:presetsDict]) + { + *result = HBPresetLoadingResultFailedNewer; + return nil; + } + else if ([self isOutOfDate:presetsDict]) + { + // There is a new presets file format, + // make a backup of the old one for the previous versions. + if (backup) + { + NSURL *backupURL = [self backupURLfromURL:self.fileURL + versionMajor:[presetsDict[@"VersionMajor"] intValue] + minor:[presetsDict[@"VersionMinor"] intValue] + micro:[presetsDict[@"VersionMicro"] intValue]]; + [[NSFileManager defaultManager] copyItemAtURL:url toURL:backupURL error:NULL]; + } + + // Update the presets to the current format. + char *updatedJson; + hb_presets_import_json(json, &updatedJson); + presetsDict = [NSJSONSerialization HB_JSONObjectWithUTF8String:updatedJson options:0 error:NULL]; + free(updatedJson); + + *result = HBPresetLoadingResultOKUpgraded; + } + else + { + // Else, clean up the presets just to be sure + // it's in the right format. + char *cleanedJson = hb_presets_clean_json(json); + presetsDict = [NSJSONSerialization HB_JSONObjectWithUTF8String:cleanedJson options:0 error:NULL]; + free(cleanedJson); + + *result = HBPresetLoadingResultOK; + } - result = hb_presets_import_json(cleanedJson, &updatedJson); - presetsDict = [NSJSONSerialization HB_JSONObjectWithUTF8String:updatedJson options:0 error:NULL]; - free(updatedJson); + return presetsDict; } + } + + *result = HBPresetLoadingResultFailed; + return nil; +} + +- (void)loadPresetsFromURL:(NSURL *)url; +{ + HBPresetLoadingResult result; + NSDictionary *presetsDict; + + // Load the presets + presetsDict = [self dictionaryWithPresetsAtURL:url backup:YES result:&result]; + + if (result == HBPresetLoadingResultFailedNewer) + { + // Try a backup + int major, minor, micro; + hb_presets_current_version(&major, &minor, µ); - free(cleanedJson); + NSURL *backupURL = [self backupURLfromURL:url versionMajor:major minor:minor micro:micro]; + HBPresetLoadingResult backupResult; + presetsDict = [self dictionaryWithPresetsAtURL:backupURL backup:NO result:&backupResult]; + + // Change the fileURL so we don't overwrite + // the latest version presets. + _fileURL = backupURL; + } + + // Add the presets to the root + if (presetsDict) + { for (NSDictionary *child in presetsDict[@"PresetList"]) { [self.root.children addObject:[[HBPreset alloc] initWithDictionary:child]]; } - if ([self checkIfOutOfDate:presetsDict]) + if (result == HBPresetLoadingResultOKUpgraded) { [self generateBuiltInPresets]; } } + // If there is no json presets file try to read the old plist + if (result == HBPresetLoadingResultFailed && presetsDict == nil) + { + // Try to load to load the old presets file + // if the new one is empty + [self loadOldPresetsFromURL:[url.URLByDeletingPathExtension URLByAppendingPathExtension:@"plist"]]; + [self generateBuiltInPresets]; + } + // If the preset list contains no leaf, // add back the built in presets. __block BOOL leafFound = NO; @@ -150,8 +242,6 @@ NSString *HBPresetsChangedNotification = @"HBPresetsChangedNotification"; } [self selectNewDefault]; - - return YES; } - (BOOL)savePresetsToURL:(NSURL *)url @@ -268,9 +358,6 @@ NSString *HBPresetsChangedNotification = @"HBPresetsChangedNotification"; /** * Built-in preset folders at the root of the hierarchy - * - * Note: the built-in presets will *not* sort themselves alphabetically, - * so they will appear in the order you create them. */ - (void)generateBuiltInPresets { |