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YTNativeShare.x
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YTNativeShare.x
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/* YouTube Native Share - An iOS Tweak to replace YouTube's share sheet and remove source identifiers.
* Copyright (C) 2024 YouTube Native Share Contributors
*
* This program 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.
*
* This program 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 <https://www.gnu.org/licenses/>.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*/
// Source code can be found here: https://github.com/jkhsjdhjs/youtube-native-share (Thanks to @jkhsjdhjs)
#include <UIKit/UIActivityViewController.h>
#import "../YouTubeHeader/YTUIUtils.h"
#import "../protobuf/objectivec/GPBDescriptor.h"
#import "../protobuf/objectivec/GPBMessage.h"
#import "../protobuf/objectivec/GPBUnknownField.h"
#import "../protobuf/objectivec/GPBUnknownFieldSet.h"
#define ytlBool(key) [[[NSUserDefaults alloc] initWithSuiteName:@"com.dvntm.ytlite"] boolForKey:key]
@interface CustomGPBMessage : GPBMessage
+ (instancetype)deserializeFromString:(NSString *)string;
@end
@interface YTICommand : GPBMessage
@end
@interface ELMPBCommand : GPBMessage
@end
@interface ELMPBShowActionSheetCommand : GPBMessage
@property (nonatomic, strong, readwrite) ELMPBCommand *onAppear;
@property (nonatomic, assign, readwrite) BOOL hasOnAppear;
@end
@interface YTIUpdateShareSheetCommand
@property (nonatomic, assign, readwrite) BOOL hasSerializedShareEntity;
@property (nonatomic, copy, readwrite) NSString *serializedShareEntity;
+ (GPBExtensionDescriptor*)updateShareSheetCommand;
@end
@interface YTIInnertubeCommandExtensionRoot
+ (GPBExtensionDescriptor*)innertubeCommand;
@end
typedef NS_ENUM(NSInteger, ShareEntityType) {
ShareEntityFieldVideo = 1,
ShareEntityFieldPlaylist = 2,
ShareEntityFieldChannel = 3,
ShareEntityFieldClip = 8
};
static inline NSString* extractIdWithFormat(GPBUnknownFieldSet *fields, NSInteger fieldNumber, NSString *format) {
if (![fields hasField:fieldNumber])
return nil;
GPBUnknownField *idField = [fields getField:fieldNumber];
if ([idField.lengthDelimitedList count] != 1)
return nil;
NSString *id = [[NSString alloc] initWithData:[idField.lengthDelimitedList firstObject] encoding:NSUTF8StringEncoding];
return [NSString stringWithFormat:format, id];
}
%hook ELMPBShowActionSheetCommand
- (void)executeWithCommandContext:(id)_context handler:(id)_handler {
if (!ytlBool(@"nativeShare"))
return %orig;
if (!self.hasOnAppear)
return %orig;
GPBExtensionDescriptor *innertubeCommandDescriptor = [%c(YTIInnertubeCommandExtensionRoot) innertubeCommand];
if (![self.onAppear hasExtension:innertubeCommandDescriptor])
return %orig;
YTICommand *innertubeCommand = [self.onAppear getExtension:innertubeCommandDescriptor];
GPBExtensionDescriptor *updateShareSheetCommandDescriptor = [%c(YTIUpdateShareSheetCommand) updateShareSheetCommand];
if(![innertubeCommand hasExtension:updateShareSheetCommandDescriptor])
return %orig;
YTIUpdateShareSheetCommand *updateShareSheetCommand = [innertubeCommand getExtension:updateShareSheetCommandDescriptor];
if (!updateShareSheetCommand.hasSerializedShareEntity)
return %orig;
GPBMessage *shareEntity = [%c(GPBMessage) deserializeFromString:updateShareSheetCommand.serializedShareEntity];
GPBUnknownFieldSet *fields = shareEntity.unknownFields;
NSString *shareUrl;
if ([fields hasField:ShareEntityFieldClip]) {
GPBUnknownField *shareEntityClip = [fields getField:ShareEntityFieldClip];
if ([shareEntityClip.lengthDelimitedList count] != 1)
return %orig;
GPBMessage *clipMessage = [%c(GPBMessage) parseFromData:[shareEntityClip.lengthDelimitedList firstObject] error:nil];
shareUrl = extractIdWithFormat(clipMessage.unknownFields, 1, @"https://youtube.com/clip/%@");
}
if (!shareUrl)
shareUrl = extractIdWithFormat(fields, ShareEntityFieldChannel, @"https://youtube.com/channel/%@");
if (!shareUrl) {
shareUrl = extractIdWithFormat(fields, ShareEntityFieldPlaylist, @"%@");
if (shareUrl) {
if (![shareUrl hasPrefix:@"PL"] && ![shareUrl hasPrefix:@"FL"])
shareUrl = [shareUrl stringByAppendingString:@"&playnext=1"];
shareUrl = [@"https://youtube.com/playlist?list=" stringByAppendingString:shareUrl];
}
}
if (!shareUrl)
shareUrl = extractIdWithFormat(fields, ShareEntityFieldVideo, @"https://youtube.com/watch?v=%@");
if (!shareUrl)
return %orig;
UIActivityViewController *activityViewController = [[UIActivityViewController alloc]initWithActivityItems:@[shareUrl] applicationActivities:nil];
[[%c(YTUIUtils) topViewControllerForPresenting] presentViewController:activityViewController animated:YES completion:^{}];
}
%end