public async Task <FileResult> CaptureAsync(MediaPickerOptions options, bool photo)
{
if (!IsCaptureSupported)
{
throw new FeatureNotSupportedException();
}
await Permissions.EnsureGrantedAsync <Permissions.Camera>();
await Permissions.EnsureGrantedAsync <Permissions.StorageWrite>();
var capturePhotoIntent = new Intent(photo ? MediaStore.ActionImageCapture : MediaStore.ActionVideoCapture);
if (!PlatformUtils.IsIntentSupported(capturePhotoIntent))
{
throw new FeatureNotSupportedException($"Either there was no camera on the device or '{capturePhotoIntent.Action}' was not added to the <queries> element in the app's manifest file. See more: https://developer.android.com/about/versions/11/privacy/package-visibility");
}
capturePhotoIntent.AddFlags(ActivityFlags.GrantReadUriPermission);
capturePhotoIntent.AddFlags(ActivityFlags.GrantWriteUriPermission);
try
{
var activity = ActivityStateManager.Default.GetCurrentActivity(true);
// Create the temporary file
var ext = photo
? FileExtensions.Jpg
: FileExtensions.Mp4;
var fileName = Guid.NewGuid().ToString("N") + ext;
var tmpFile = FileSystemUtils.GetTemporaryFile(Application.Context.CacheDir, fileName);
// Set up the content:// uri
AndroidUri outputUri = null;
void OnCreate(Intent intent)
{
// Android requires that using a file provider to get a content:// uri for a file to be called
// from within the context of the actual activity which may share that uri with another intent
// it launches.
outputUri ??= FileProvider.GetUriForFile(tmpFile);
intent.PutExtra(MediaStore.ExtraOutput, outputUri);
}
// Start the capture process
await IntermediateActivity.StartAsync(capturePhotoIntent, PlatformUtils.requestCodeMediaCapture, OnCreate);
// Return the file that we just captured
return(new FileResult(tmpFile.AbsolutePath));
}
catch (OperationCanceledException)
{
return(null);
}
}
public async Task <WebAuthenticatorResult> AuthenticateAsync(WebAuthenticatorOptions webAuthenticatorOptions)
{
var url = webAuthenticatorOptions?.Url;
var callbackUrl = webAuthenticatorOptions?.CallbackUrl;
var packageName = Application.Context.PackageName;
// Create an intent to see if the app developer wired up the callback activity correctly
var intent = new Intent(Intent.ActionView);
intent.AddCategory(Intent.CategoryBrowsable);
intent.AddCategory(Intent.CategoryDefault);
intent.SetPackage(packageName);
intent.SetData(global::Android.Net.Uri.Parse(callbackUrl.OriginalString));
// Try to find the activity for the callback intent
if (!PlatformUtils.IsIntentSupported(intent, packageName))
{
throw new InvalidOperationException($"You must subclass the `{nameof(WebAuthenticatorCallbackActivity)}` and create an IntentFilter for it which matches your `{nameof(callbackUrl)}`.");
}
// Cancel any previous task that's still pending
if (tcsResponse?.Task != null && !tcsResponse.Task.IsCompleted)
{
tcsResponse.TrySetCanceled();
}
tcsResponse = new TaskCompletionSource <WebAuthenticatorResult>();
currentRedirectUri = callbackUrl;
if (!(await StartCustomTabsActivity(url)))
{
// Fall back to opening the system-registered browser if necessary
var urlOriginalString = url.OriginalString;
var browserIntent = new Intent(Intent.ActionView, global::Android.Net.Uri.Parse(urlOriginalString));
Platform.CurrentActivity.StartActivity(browserIntent);
}
return(await tcsResponse.Task);
}
public async Task <WebAuthenticatorResult> AuthenticateAsync(WebAuthenticatorOptions webAuthenticatorOptions)
{
var url = webAuthenticatorOptions?.Url;
var callbackUrl = webAuthenticatorOptions?.CallbackUrl;
var packageName = Application.Context.PackageName;
// Create an intent to see if the app developer wired up the callback activity correctly
var intent = new Intent(Intent.ActionView);
intent.AddCategory(Intent.CategoryBrowsable);
intent.AddCategory(Intent.CategoryDefault);
intent.SetPackage(packageName);
intent.SetData(global::Android.Net.Uri.Parse(callbackUrl.OriginalString));
// Try to find the activity for the callback intent
if (!PlatformUtils.IsIntentSupported(intent, packageName))
{
throw new InvalidOperationException($"You must subclass the `{nameof(WebAuthenticatorCallbackActivity)}` and create an IntentFilter for it which matches your `{nameof(callbackUrl)}`.");
}
// Cancel any previous task that's still pending
if (tcsResponse?.Task != null && !tcsResponse.Task.IsCompleted)
{
tcsResponse.TrySetCanceled();
}
tcsResponse = new TaskCompletionSource <WebAuthenticatorResult>();
currentRedirectUri = callbackUrl;
var parentActivity = ActivityStateManager.Default.GetCurrentActivity(true);
var customTabsActivityManager = CustomTabsActivityManager.From(parentActivity);
try
{
if (await BindServiceAsync(customTabsActivityManager))
{
var customTabsIntent = new CustomTabsIntent.Builder(customTabsActivityManager.Session)
.SetShowTitle(true)
.Build();
customTabsIntent.Intent.SetData(global::Android.Net.Uri.Parse(url.OriginalString));
WebAuthenticatorIntermediateActivity.StartActivity(parentActivity, customTabsIntent.Intent);
}
else
{
// Fall back to opening the system browser if necessary
var browserIntent = new Intent(Intent.ActionView, global::Android.Net.Uri.Parse(url.OriginalString));
ActivityStateManager.Default.GetCurrentActivity().StartActivity(browserIntent);
}
return(await tcsResponse.Task);
}
finally
{
try
{
customTabsActivityManager.Client?.Dispose();
}
finally
{
}
}
}
