iOS判断推送通知是否开启

iOS判断推送通知是否开启

+ (BOOL)isUserNotificationEnable { // 判断用户是否允许接收通知
    BOOL isEnable = NO;
    if ([[UIDevice currentDevice].systemVersion floatValue] >= 8.0f) { // iOS版本 >=8.0 处理逻辑
        UIUserNotificationSettings *setting = [[UIApplication sharedApplication] currentUserNotificationSettings];
        isEnable = (UIUserNotificationTypeNone == setting.types) ? NO : YES;
    } else { // iOS版本 <8.0 处理逻辑
        UIRemoteNotificationType type = [[UIApplication sharedApplication] enabledRemoteNotificationTypes];
        isEnable = (UIRemoteNotificationTypeNone == type) ? NO : YES;
    }
    return isEnable;
}

// 如果用户关闭了接收通知功能，该方法可以跳转到APP设置页面进行修改  iOS版本 >=8.0 处理逻辑
+ (void)goToAppSystemSetting {
    UIApplication *application = [UIApplication sharedApplication];
    NSURL *url = [NSURL URLWithString:UIApplicationOpenSettingsURLString];
    if ([application canOpenURL:url]) {
        if ([application respondsToSelector:@selector(openURL:options:completionHandler:)]) {
            [application openURL:url options:@{} completionHandler:nil];
        } else {
            [application openURL:url];
        }
    }
}