#import "RNSyanImagePicker.h" #import "TZImagePickerController.h" #import #import "TZImageManager.h" #import "NSDictionary+SYSafeConvert.h" #import #import #import @interface RNSyanImagePicker () @property (nonatomic, strong) UIImagePickerController *imagePickerVc; @property (nonatomic, strong) NSDictionary *cameraOptions; /** 保存Promise的resolve block */ @property (nonatomic, copy) RCTPromiseResolveBlock resolveBlock; /** 保存Promise的reject block */ @property (nonatomic, copy) RCTPromiseRejectBlock rejectBlock; /** 保存回调的callback */ @property (nonatomic, copy) RCTResponseSenderBlock callback; /** 保存选中的图片数组 */ @property (nonatomic, strong) NSMutableArray *selectedAssets; @end @implementation RNSyanImagePicker - (instancetype)init { self = [super init]; if (self) { _selectedAssets = [NSMutableArray array]; } return self; } - (void)dealloc { _selectedAssets = nil; } RCT_EXPORT_MODULE() RCT_EXPORT_METHOD(showImagePicker:(NSDictionary *)options callback:(RCTResponseSenderBlock)callback) { self.cameraOptions = options; self.callback = callback; self.resolveBlock = nil; self.rejectBlock = nil; [self openImagePicker]; } RCT_REMAP_METHOD(asyncShowImagePicker, options:(NSDictionary *)options resolver:(RCTPromiseResolveBlock)resolve rejecter:(RCTPromiseRejectBlock)reject) { self.cameraOptions = options; self.resolveBlock = resolve; self.rejectBlock = reject; self.callback = nil; [self openImagePicker]; } RCT_REMAP_METHOD(asyncOpenCamera, options:(NSDictionary *)options resolve:(RCTPromiseResolveBlock)resolve rejecte:(RCTPromiseRejectBlock)reject) { self.cameraOptions = options; self.resolveBlock = resolve; self.rejectBlock = reject; self.callback = nil; [self openVideoPicker]; // [self openImagePicker]; } RCT_EXPORT_METHOD(openCamera:(NSDictionary *)options callback:(RCTResponseSenderBlock)callback) { self.cameraOptions = options; self.callback = callback; self.resolveBlock = nil; self.rejectBlock = nil; [self takePhoto]; } RCT_EXPORT_METHOD(deleteCache) { NSFileManager *fileManager = [NSFileManager defaultManager]; [fileManager removeItemAtPath: [NSString stringWithFormat:@"%@ImageCaches", NSTemporaryDirectory()] error:nil]; } RCT_EXPORT_METHOD(removePhotoAtIndex:(NSInteger)index) { if (self.selectedAssets && self.selectedAssets.count > index) { [self.selectedAssets removeObjectAtIndex:index]; } } RCT_EXPORT_METHOD(removeAllPhoto) { if (self.selectedAssets) { [self.selectedAssets removeAllObjects]; } } - (void)openVideoPicker { [[self topViewController] presentViewController:self.imagePicker animated:YES completion:nil]; } - (UIImagePickerController *)imagePicker { if (_imagePickerVc == nil) { _imagePickerVc = [[UIImagePickerController alloc] init]; _imagePickerVc.delegate = self; _imagePickerVc.sourceType = UIImagePickerControllerSourceTypeCamera; //设置来源为摄像头 _imagePickerVc.cameraDevice = UIImagePickerControllerCameraDeviceRear; //设置使用的摄像头为：后置摄像头 _imagePickerVc.mediaTypes = @[(NSString *)kUTTypeMovie]; // _imagePicker.mediaTypes = @[(NSString *)kUTTypeVideo]; //设置为视频模式-注意媒体类型定义在MobileCoreServices.framework中 _imagePickerVc.videoQuality = UIImagePickerControllerQualityTypeIFrame1280x720; //设置视频质量 _imagePickerVc.cameraCaptureMode = UIImagePickerControllerCameraCaptureModeVideo; //设置摄像头模式为录制视频 } return _imagePickerVc; } - (void)openImagePicker { // 照片最大可选张数 NSInteger imageCount = [self.cameraOptions sy_integerForKey:@"imageCount"]; // 显示内部拍照按钮 BOOL isCamera = [self.cameraOptions sy_boolForKey:@"isCamera"]; BOOL isCrop = [self.cameraOptions sy_boolForKey:@"isCrop"]; BOOL isGif = [self.cameraOptions sy_boolForKey:@"isGif"]; BOOL showCropCircle = [self.cameraOptions sy_boolForKey:@"showCropCircle"]; BOOL isRecordSelected = [self.cameraOptions sy_boolForKey:@"isRecordSelected"]; BOOL allowPickingOriginalPhoto = [self.cameraOptions sy_boolForKey:@"allowPickingOriginalPhoto"]; BOOL sortAscendingByModificationDate = [self.cameraOptions sy_boolForKey:@"sortAscendingByModificationDate"]; NSInteger CropW = [self.cameraOptions sy_integerForKey:@"CropW"]; NSInteger CropH = [self.cameraOptions sy_integerForKey:@"CropH"]; NSInteger circleCropRadius = [self.cameraOptions sy_integerForKey:@"circleCropRadius"]; NSInteger quality = [self.cameraOptions sy_integerForKey:@"quality"]; NSInteger openGalleryType = [self.cameraOptions sy_integerForKey:@"openGalleryType"]; TZImagePickerController *imagePickerVc = [[TZImagePickerController alloc] initWithMaxImagesCount:imageCount delegate:nil]; imagePickerVc.maxImagesCount = imageCount; imagePickerVc.allowPickingGif = isGif; // 允许GIF imagePickerVc.allowTakePicture = isCamera; // 允许用户在内部拍照 imagePickerVc.allowPickingVideo = YES; // 允许视频 imagePickerVc.allowPickingOriginalPhoto = allowPickingOriginalPhoto; // 允许原图 imagePickerVc.sortAscendingByModificationDate = sortAscendingByModificationDate; imagePickerVc.alwaysEnableDoneBtn = YES; imagePickerVc.allowCrop = isCrop; // 裁剪 imagePickerVc.openGalleryType = openGalleryType; // 是否为视频 if (isRecordSelected) { imagePickerVc.selectedAssets = self.selectedAssets; // 当前已选中的图片 } if (imageCount == 1) { // 单选模式 imagePickerVc.showSelectBtn = NO; if(isCrop){ if(showCropCircle) { imagePickerVc.needCircleCrop = showCropCircle; //圆形裁剪 imagePickerVc.circleCropRadius = circleCropRadius; //圆形半径 } else { CGFloat x = ([[UIScreen mainScreen] bounds].size.width - CropW) / 2; CGFloat y = ([[UIScreen mainScreen] bounds].size.height - CropH) / 2; imagePickerVc.cropRect = CGRectMake(x,y,CropW,CropH); } } } __block TZImagePickerController *weakPicker = imagePickerVc; //图片选择后的回调 [imagePickerVc setDidFinishPickingPhotosWithInfosHandle:^(NSArray *photos,NSArray *assets,BOOL isSelectOriginalPhoto,NSArray *infos) { if (isRecordSelected) { self.selectedAssets = [NSMutableArray arrayWithArray:assets]; } NSMutableArray *selectedPhotos = [NSMutableArray array]; NSData *data = [NSJSONSerialization dataWithJSONObject:selectedPhotos options:kNilOptions error:nil]; NSLog(@"selectedPhotos::::%@", [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding]); // NSLog(@"selectedPhotos::::%@",st2); [weakPicker showProgressHUD]; if (imageCount == 1 && isCrop) { [selectedPhotos addObject:[self handleImageData:photos[0] quality:quality]]; } else { [infos enumerateObjectsUsingBlock:^(NSDictionary * _Nonnull obj, NSUInteger idx, BOOL * _Nonnull stop) { [selectedPhotos addObject:[self handleImageData:photos[idx] quality:quality]]; }]; } [self invokeSuccessWithResult:selectedPhotos]; [weakPicker hideProgressHUD]; }]; //视频选择后的回调 [imagePickerVc setDidFinishPickingVideoHandle:^(UIImage *coverImage,PHAsset *asset){ NSLog(@"selectedPhotos:::video:::,%f,%ld",coverImage.size.width,(long)asset.mediaType); // NSMutableArray *selectedPhotos = [NSMutableArray array]; // [selectedPhotos addObject:[self handleImageData:asset quality:quality]]; if (asset.mediaType == PHAssetMediaTypeVideo) {          PHVideoRequestOptions *options = [[PHVideoRequestOptions alloc] init];           options.version = PHImageRequestOptionsVersionCurrent;          options.deliveryMode = PHVideoRequestOptionsDeliveryModeAutomatic;                     PHImageManager *manager = [PHImageManager defaultManager];             [manager requestAVAssetForVideo:asset options:options resultHandler:^(AVAsset * _Nullable asset, AVAudioMix * _Nullable audioMix, NSDictionary * _Nullable info) {               AVURLAsset *urlAsset = (AVURLAsset *)asset;                            NSURL *url = urlAsset.URL; //              NSData *data = [NSData dataWithContentsOfURL:url]; //    NSLog(@"%@",data);               NSString *urlPath = [url path]; NSLog(@"视频保存后的回调urlPath:::%@", urlPath); NSMutableArray *selectedVideo = [NSMutableArray array]; NSMutableDictionary *video = [NSMutableDictionary dictionary]; UIImage *firtImage = [self thumbnailImageForVideo:url atTime:0]; //拿到视频第一针，并将相关数据放到video video =[self handleImageData:firtImage]; video[@"type"] = @"video"; video[@"uri"] = [@"file://" stringByAppendingString:urlPath]; [selectedVideo addObject:video]; self.resolveBlock(selectedVideo);                        }];      } }]; __block TZImagePickerController *weakPickerVc = imagePickerVc; [imagePickerVc setImagePickerControllerDidCancelHandle:^{ [self invokeError]; [weakPickerVc hideProgressHUD]; }]; [[self topViewController] presentViewController:imagePickerVc animated:YES completion:nil]; } - (UIImagePickerController *)imagePickerVc { if (_imagePickerVc == nil) { _imagePickerVc = [[UIImagePickerController alloc] init]; _imagePickerVc.delegate = self; } return _imagePickerVc; } #pragma mark - UIImagePickerController - (void)takePhoto { AVAuthorizationStatus authStatus = [AVCaptureDevice authorizationStatusForMediaType:AVMediaTypeVideo]; if (authStatus == AVAuthorizationStatusRestricted || authStatus == AVAuthorizationStatusDenied) { // 无相机权限 做一个友好的提示 UIAlertView * alert = [[UIAlertView alloc]initWithTitle:@"无法使用相机" message:@"请在iPhone的""设置-隐私-相机""中允许访问相机" delegate:self cancelButtonTitle:@"取消" otherButtonTitles:@"设置", nil]; [alert show]; } else if (authStatus == AVAuthorizationStatusNotDetermined) { // fix issue 466, 防止用户首次拍照拒绝授权时相机页黑屏 [AVCaptureDevice requestAccessForMediaType:AVMediaTypeVideo completionHandler:^(BOOL granted) { if (granted) { dispatch_async(dispatch_get_main_queue(), ^{ [self takePhoto]; }); } }]; // 拍照之前还需要检查相册权限 } else if ([PHPhotoLibrary authorizationStatus] == 2) { // 已被拒绝，没有相册权限，将无法保存拍的照片 UIAlertView * alert = [[UIAlertView alloc]initWithTitle:@"无法访问相册" message:@"请在iPhone的""设置-隐私-相册""中允许访问相册" delegate:self cancelButtonTitle:@"取消" otherButtonTitles:@"设置", nil]; [alert show]; } else if ([PHPhotoLibrary authorizationStatus] == 0) { // 未请求过相册权限 [[TZImageManager manager] requestAuthorizationWithCompletion:^{ [self takePhoto]; }]; } else { [self pushImagePickerController]; } } // 调用相机 - (void)pushImagePickerController { UIImagePickerControllerSourceType sourceType = UIImagePickerControllerSourceTypeCamera; if ([UIImagePickerController isSourceTypeAvailable: UIImagePickerControllerSourceTypeCamera]) { self.imagePickerVc.sourceType = sourceType; [[self topViewController] presentViewController:self.imagePickerVc animated:YES completion:nil]; }else { NSLog(@"模拟器中无法打开照相机,请在真机中使用"); } } - (void)imagePickerController:(UIImagePickerController*)picker didFinishPickingMediaWithInfo:(NSDictionary *)info { [picker dismissViewControllerAnimated:YES completion:^{ NSString *type = [info objectForKey:UIImagePickerControllerMediaType]; NSLog(@"type urlPath:::%@",type); if ([type isEqualToString:@"public.image"]) { NSLog(@"public.image urlPath:::"); TZImagePickerController *tzImagePickerVc = [[TZImagePickerController alloc] initWithMaxImagesCount:1 delegate:nil]; tzImagePickerVc.sortAscendingByModificationDate = NO; [tzImagePickerVc showProgressHUD]; UIImage *image = [info objectForKey:UIImagePickerControllerOriginalImage]; // save photo and get asset / 保存图片，获取到asset [[TZImageManager manager] savePhotoWithImage:image location:NULL completion:^(PHAsset *asset, NSError *error){ if (error) { [tzImagePickerVc hideProgressHUD]; NSLog(@"图片保存失败 %@",error); } else { [[TZImageManager manager] getCameraRollAlbum:NO allowPickingImage:YES needFetchAssets:YES completion:^(TZAlbumModel *model) { [[TZImageManager manager] getAssetsFromFetchResult:model.result allowPickingVideo:NO allowPickingImage:YES completion:^(NSArray *models) { [tzImagePickerVc hideProgressHUD]; TZAssetModel *assetModel = [models firstObject]; BOOL isCrop = [self.cameraOptions sy_boolForKey:@"isCrop"]; BOOL showCropCircle = [self.cameraOptions sy_boolForKey:@"showCropCircle"]; NSInteger CropW = [self.cameraOptions sy_integerForKey:@"CropW"]; NSInteger CropH = [self.cameraOptions sy_integerForKey:@"CropH"]; NSInteger circleCropRadius = [self.cameraOptions sy_integerForKey:@"circleCropRadius"]; NSInteger quality = [self.cameraOptions sy_integerForKey:@"quality"]; if (isCrop) { TZImagePickerController *imagePicker = [[TZImagePickerController alloc] initCropTypeWithAsset:assetModel.asset photo:image completion:^(UIImage *cropImage, id asset) { [self invokeSuccessWithResult:@[[self handleImageData:cropImage quality:quality]]]; }]; imagePicker.allowPickingImage = YES; if(showCropCircle) { imagePicker.needCircleCrop = showCropCircle; //圆形裁剪 imagePicker.circleCropRadius = circleCropRadius; //圆形半径 } else { CGFloat x = ([[UIScreen mainScreen] bounds].size.width - CropW) / 2; CGFloat y = ([[UIScreen mainScreen] bounds].size.height - CropH) / 2; imagePicker.cropRect = CGRectMake(x,y,CropW,CropH); } [[self topViewController] presentViewController:imagePicker animated:YES completion:nil]; } else { [self invokeSuccessWithResult:@[[self handleImageData:image quality:quality]]]; } }]; }]; } }]; }else if([type isEqualToString:(NSString *)kUTTypeMovie]){ //视频保存后 播放视频 NSURL *url = [info objectForKey:UIImagePickerControllerMediaURL]; NSString *urlPath = [url path]; //urlPath:::/private/var/mobile/Containers/Data/Application/E689D40D-6FF0-4050-9A5B-F64E6CB00F3C/tmp/57476060886__4316FAC0-4F6B-4706-84F1-B7F9B9000AA0.MOV if (UIVideoAtPathIsCompatibleWithSavedPhotosAlbum(urlPath)) { UISaveVideoAtPathToSavedPhotosAlbum(urlPath, self, @selector(video:didFinishSavingWithError:contextInfo:), nil); } } }]; } //视频保存后的回调 返回给js端 - (void)video:(NSString *)videoPath didFinishSavingWithError:(NSError *)error contextInfo:(void *)contextInfo{ if (error) { NSLog(@"保存视频过程中发生错误，错误信息:%@",error.localizedDescription); }else{ NSLog(@"视频保存成功."); //录制完之后自动发送到js端 NSURL *url=[NSURL fileURLWithPath:videoPath]; NSString *urlPath = [url path]; NSLog(@"视频保存后的回调urlPath:::%@", urlPath); NSMutableArray *selectedVideo = [NSMutableArray array]; NSMutableDictionary *video = [NSMutableDictionary dictionary]; UIImage *firtImage = [self thumbnailImageForVideo:url atTime:0]; //拿到视频第一针，并将相关数据放到video video =[self handleImageData:firtImage]; video[@"type"] = @"video"; video[@"uri"] = [@"file://" stringByAppendingString:urlPath]; [selectedVideo addObject:video]; self.resolveBlock(selectedVideo); } } //拿到视频的第一针图片 - (UIImage*) thumbnailImageForVideo:(NSURL *)videoURL atTime:(NSTimeInterval)time { AVURLAsset *asset = [[AVURLAsset alloc] initWithURL:videoURL options:nil]; NSParameterAssert(asset); AVAssetImageGenerator *assetImageGenerator =[[AVAssetImageGenerator alloc] initWithAsset:asset]; assetImageGenerator.appliesPreferredTrackTransform = YES; assetImageGenerator.apertureMode = AVAssetImageGeneratorApertureModeEncodedPixels; CGImageRef thumbnailImageRef = NULL; CFTimeInterval thumbnailImageTime = time; NSError *thumbnailImageGenerationError = nil; thumbnailImageRef = [assetImageGenerator copyCGImageAtTime:CMTimeMake(thumbnailImageTime, 60)actualTime:NULL error:&thumbnailImageGenerationError]; if(!thumbnailImageRef) NSLog(@"thumbnailImageGenerationError %@",thumbnailImageGenerationError); UIImage*thumbnailImage = thumbnailImageRef ? [[UIImage alloc]initWithCGImage: thumbnailImageRef] : nil; return thumbnailImage; } - (void)imagePickerControllerDidCancel:(UIImagePickerController *)picker { [self invokeError]; if ([picker isKindOfClass:[UIImagePickerController class]]) { [picker dismissViewControllerAnimated:YES completion:nil]; } } #pragma mark - UIAlertViewDelegate - (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex { if (buttonIndex == 1) { // 去设置界面，开启相机访问权限 [[UIApplication sharedApplication] openURL:[NSURL URLWithString:UIApplicationOpenSettingsURLString]]; } } - (NSDictionary *)handleImageData:(UIImage *) image quality:(NSInteger)quality { NSMutableDictionary *photo = [NSMutableDictionary dictionary]; NSData *imageData = UIImageJPEGRepresentation(image, quality * 1.0 / 100); // 剪切图片并放在tmp中 photo[@"width"] = @(image.size.width); photo[@"height"] = @(image.size.height); photo[@"size"] = @(imageData.length); NSString *fileName = [NSString stringWithFormat:@"%@.jpg", [[NSUUID UUID] UUIDString]]; [self createDir]; NSString *filePath = [NSString stringWithFormat:@"%@ImageCaches/%@", NSTemporaryDirectory(), fileName]; if ([imageData writeToFile:filePath atomically:YES]) { photo[@"uri"] = filePath; } else { NSLog(@"保存压缩图片失败%@", filePath); } if ([self.cameraOptions sy_boolForKey:@"enableBase64"]) { photo[@"base64"] = [NSString stringWithFormat:@"data:image/jpeg;base64,%@", [imageData base64EncodedStringWithOptions:0]]; } return photo; } // 视频图片的转换，没有质量压缩。不会有base64，uri为：thumbnail - (NSDictionary *)handleImageData:(UIImage *) image { NSMutableDictionary *photo = [NSMutableDictionary dictionary]; NSData *imageData = UIImageJPEGRepresentation(image,1.0 / 100); // 剪切图片并放在tmp中 photo[@"width"] = @(image.size.width); photo[@"height"] = @(image.size.height); photo[@"size"] = @(imageData.length); NSString *fileName = [NSString stringWithFormat:@"%@.jpg", [[NSUUID UUID] UUIDString]]; [self createDir]; NSString *filePath = [NSString stringWithFormat:@"%@ImageCaches/%@", NSTemporaryDirectory(), fileName]; if ([imageData writeToFile:filePath atomically:YES]) { photo[@"thumbnail"] = filePath; } else { NSLog(@"保存压缩图片失败%@", filePath); } if ([self.cameraOptions sy_boolForKey:@"enableBase64"]) { photo[@"base64"] = [NSString stringWithFormat:@"data:image/jpeg;base64,%@", [imageData base64EncodedStringWithOptions:0]]; } return photo; } - (void)invokeSuccessWithResult:(NSArray *)photos { if (self.callback) { self.callback(@[[NSNull null], photos]); self.callback = nil; } if (self.resolveBlock) { self.resolveBlock(photos); self.resolveBlock = nil; } } - (void)invokeError { if (self.callback) { self.callback(@[@"取消"]); self.callback = nil; } if (self.rejectBlock) { self.rejectBlock(@"", @"取消", nil); self.rejectBlock = nil; } } + (BOOL)requiresMainQueueSetup { return YES; } - (BOOL)createDir { NSString * path = [NSString stringWithFormat:@"%@ImageCaches", NSTemporaryDirectory()];; NSFileManager *fileManager = [NSFileManager defaultManager]; BOOL isDir; if (![fileManager fileExistsAtPath:path isDirectory:&isDir]) {//先判断目录是否存在，不存在才创建 BOOL res=[fileManager createDirectoryAtPath:path withIntermediateDirectories:YES attributes:nil error:nil]; return res; } else return NO; } - (UIViewController *)topViewController { UIViewController *rootViewController = RCTPresentedViewController(); return rootViewController; } - (dispatch_queue_t)methodQueue { return dispatch_get_main_queue(); } @end