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/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.gecko;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.util.Log;
import org.mozilla.gecko.util.ActivityResultHandler;
import org.mozilla.gecko.util.EventCallback;
import org.mozilla.gecko.util.InputOptionsUtils;
/**
* Supports the DevTools WiFi debugging authentication flow by invoking a QR decoder.
*/
public class DevToolsAuthHelper {
private static final String LOGTAG = "GeckoDevToolsAuthHelper";
public static void scan(Context context, final EventCallback callback) {
final Intent intent = InputOptionsUtils.createQRCodeReaderIntent();
intent.putExtra("PROMPT_MESSAGE", context.getString(R.string.devtools_auth_scan_header));
// Check ahead of time if an activity exists for the intent. This
// avoids a case where we get both an ActivityNotFoundException *and*
// an activity result when the activity is missing.
PackageManager pm = context.getPackageManager();
if (pm.resolveActivity(intent, 0) == null) {
Log.w(LOGTAG, "PackageManager can't resolve the activity.");
callback.sendError("PackageManager can't resolve the activity.");
return;
}
ActivityHandlerHelper.startIntent(intent, new ActivityResultHandler() {
@Override
public void onActivityResult(int resultCode, Intent intent) {
if (resultCode == Activity.RESULT_OK) {
String text = intent.getStringExtra("SCAN_RESULT");
callback.sendSuccess(text);
} else {
callback.sendError(resultCode);
}
}
});
}
}
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