72 lines
2.9 KiB
Swift
72 lines
2.9 KiB
Swift
/*
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The MIT License (MIT)
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Copyright (c) 2015-present Badoo Trading Limited.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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import UIKit
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class PhotosInputCameraPicker: NSObject {
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weak var presentingController: UIViewController?
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init(presentingController: UIViewController?) {
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self.presentingController = presentingController
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}
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private var completionBlocks: (onImageTaken: ((UIImage?) -> Void)?, onCameraPickerDismissed: (() -> Void)?)?
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func presentCameraPicker(onImageTaken: @escaping (UIImage?) -> Void, onCameraPickerDismissed: @escaping () -> Void) {
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guard UIImagePickerController.isSourceTypeAvailable(.camera) else {
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onImageTaken(nil)
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onCameraPickerDismissed()
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return
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}
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guard let presentingController = self.presentingController else {
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onImageTaken(nil)
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onCameraPickerDismissed()
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return
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}
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self.completionBlocks = (onImageTaken: onImageTaken, onCameraPickerDismissed: onCameraPickerDismissed)
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let controller = UIImagePickerController()
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controller.delegate = self
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controller.sourceType = .camera
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presentingController.present(controller, animated: true, completion:nil)
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}
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fileprivate func finishPickingImage(_ image: UIImage?, fromPicker picker: UIImagePickerController) {
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let (onImageTaken, onCameraPickerDismissed) = self.completionBlocks ?? (nil, nil)
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picker.dismiss(animated: true, completion: onCameraPickerDismissed)
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onImageTaken?(image)
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}
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}
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extension PhotosInputCameraPicker: UIImagePickerControllerDelegate, UINavigationControllerDelegate {
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func imagePickerController(_ picker: UIImagePickerController, didFinishPickingImage image: UIImage, editingInfo: [String : AnyObject]?) {
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self.finishPickingImage(image, fromPicker: picker)
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}
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func imagePickerControllerDidCancel(_ picker: UIImagePickerController) {
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self.finishPickingImage(nil, fromPicker: picker)
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}
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}
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