react-native/Libraries/CameraRoll/RCTImagePickerManager.m

144 lines
4.6 KiB
Objective-C

/*
* Copyright (c) 2013, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*
*/
#import "RCTImagePickerManager.h"
#import "RCTRootView.h"
#import "RCTLog.h"
#import "RCTUtils.h"
#import <UIKit/UIKit.h>
#import <MobileCoreServices/UTCoreTypes.h>
@interface RCTImagePickerManager ()<UIImagePickerControllerDelegate, UINavigationControllerDelegate>
@end
@implementation RCTImagePickerManager
{
NSMutableArray<UIImagePickerController *> *_pickers;
NSMutableArray<RCTResponseSenderBlock> *_pickerCallbacks;
NSMutableArray<RCTResponseSenderBlock> *_pickerCancelCallbacks;
}
RCT_EXPORT_MODULE(ImagePickerIOS);
- (instancetype)init
{
if ((self = [super init])) {
_pickers = [NSMutableArray new];
_pickerCallbacks = [NSMutableArray new];
_pickerCancelCallbacks = [NSMutableArray new];
}
return self;
}
RCT_EXPORT_METHOD(canRecordVideos:(RCTResponseSenderBlock)callback)
{
NSArray<NSString *> *availableMediaTypes = [UIImagePickerController availableMediaTypesForSourceType:UIImagePickerControllerSourceTypeCamera];
callback(@[@([availableMediaTypes containsObject:(NSString *)kUTTypeMovie])]);
}
RCT_EXPORT_METHOD(canUseCamera:(RCTResponseSenderBlock)callback)
{
callback(@[@([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera])]);
}
RCT_EXPORT_METHOD(openCameraDialog:(NSDictionary *)config
successCallback:(RCTResponseSenderBlock)callback
cancelCallback:(RCTResponseSenderBlock)cancelCallback)
{
if (RCTRunningInAppExtension()) {
cancelCallback(@[@"Camera access is unavailable in an app extension"]);
return;
}
UIViewController *rootViewController = RCTKeyWindow().rootViewController;
UIImagePickerController *imagePicker = [UIImagePickerController new];
imagePicker.delegate = self;
imagePicker.sourceType = UIImagePickerControllerSourceTypeCamera;
if ([config[@"videoMode"] boolValue]) {
imagePicker.cameraCaptureMode = UIImagePickerControllerCameraCaptureModeVideo;
}
[_pickers addObject:imagePicker];
[_pickerCallbacks addObject:callback];
[_pickerCancelCallbacks addObject:cancelCallback];
[rootViewController presentViewController:imagePicker animated:YES completion:nil];
}
RCT_EXPORT_METHOD(openSelectDialog:(NSDictionary *)config
successCallback:(RCTResponseSenderBlock)callback
cancelCallback:(RCTResponseSenderBlock)cancelCallback)
{
if (RCTRunningInAppExtension()) {
cancelCallback(@[@"Image picker is currently unavailable in an app extension"]);
return;
}
UIViewController *rootViewController = RCTKeyWindow().rootViewController;
UIImagePickerController *imagePicker = [UIImagePickerController new];
imagePicker.delegate = self;
imagePicker.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
NSMutableArray<NSString *> *allowedTypes = [NSMutableArray new];
if ([config[@"showImages"] boolValue]) {
[allowedTypes addObject:(NSString *)kUTTypeImage];
}
if ([config[@"showVideos"] boolValue]) {
[allowedTypes addObject:(NSString *)kUTTypeMovie];
}
imagePicker.mediaTypes = allowedTypes;
[_pickers addObject:imagePicker];
[_pickerCallbacks addObject:callback];
[_pickerCancelCallbacks addObject:cancelCallback];
[rootViewController presentViewController:imagePicker animated:YES completion:nil];
}
- (void)imagePickerController:(UIImagePickerController *)picker
didFinishPickingMediaWithInfo:(NSDictionary *)info
{
NSUInteger index = [_pickers indexOfObject:picker];
RCTResponseSenderBlock callback = _pickerCallbacks[index];
[_pickers removeObjectAtIndex:index];
[_pickerCallbacks removeObjectAtIndex:index];
[_pickerCancelCallbacks removeObjectAtIndex:index];
UIViewController *rootViewController = RCTKeyWindow().rootViewController;
[rootViewController dismissViewControllerAnimated:YES completion:nil];
callback(@[[info[UIImagePickerControllerReferenceURL] absoluteString]]);
}
- (void)imagePickerControllerDidCancel:(UIImagePickerController *)picker
{
NSUInteger index = [_pickers indexOfObject:picker];
RCTResponseSenderBlock callback = _pickerCancelCallbacks[index];
[_pickers removeObjectAtIndex:index];
[_pickerCallbacks removeObjectAtIndex:index];
[_pickerCancelCallbacks removeObjectAtIndex:index];
UIViewController *rootViewController = RCTKeyWindow().rootViewController;
[rootViewController dismissViewControllerAnimated:YES completion:nil];
callback(@[]);
}
@end