72 lines
2.2 KiB
Objective-C
72 lines
2.2 KiB
Objective-C
//
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// SCCaptureDeviceAuthorization.m
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// Snapchat
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//
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// Created by Xiaomu Wu on 8/19/14.
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// Copyright (c) 2014 Snapchat, Inc. All rights reserved.
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//
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#import "SCCaptureDeviceAuthorization.h"
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#import <BlizzardSchema/SCAEvents.h>
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#import <SCFoundation/SCTrace.h>
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#import <SCLogger/SCLogger.h>
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@import AVFoundation;
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@implementation SCCaptureDeviceAuthorization
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#pragma mark - Public
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+ (BOOL)notDeterminedForMediaType:(NSString *)mediaType
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{
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return [AVCaptureDevice authorizationStatusForMediaType:mediaType] == AVAuthorizationStatusNotDetermined;
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}
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+ (BOOL)deniedForMediaType:(NSString *)mediaType
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{
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return [AVCaptureDevice authorizationStatusForMediaType:mediaType] == AVAuthorizationStatusDenied;
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}
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+ (BOOL)restrictedForMediaType:(NSString *)mediaType
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{
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return [AVCaptureDevice authorizationStatusForMediaType:mediaType] == AVAuthorizationStatusRestricted;
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}
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+ (void)requestAccessForMediaType:(NSString *)mediaType completionHandler:(void (^)(BOOL granted))handler
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{
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[AVCaptureDevice requestAccessForMediaType:mediaType completionHandler:handler];
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}
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#pragma mark - Convenience methods for AVMediaTypeVideo
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+ (BOOL)notDeterminedForVideoCapture
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{
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return [self notDeterminedForMediaType:AVMediaTypeVideo];
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}
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+ (BOOL)deniedForVideoCapture
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{
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return [self deniedForMediaType:AVMediaTypeVideo];
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}
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+ (void)requestAccessForVideoCaptureWithCompletionHandler:(void (^)(BOOL granted))handler
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{
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BOOL firstTimeAsking =
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[AVCaptureDevice authorizationStatusForMediaType:AVMediaTypeVideo] == AVAuthorizationStatusNotDetermined;
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[self requestAccessForMediaType:AVMediaTypeVideo
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completionHandler:^(BOOL granted) {
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if (firstTimeAsking) {
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SCAPermissionPromptResponse *responseEvent = [[SCAPermissionPromptResponse alloc] init];
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[responseEvent setPermissionPromptType:SCAPermissionPromptType_OS_CAMERA];
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[responseEvent setAccepted:granted];
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[[SCLogger sharedInstance] logUserTrackedEvent:responseEvent];
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}
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if (handler) {
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handler(granted);
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}
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}];
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}
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@end
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