Upstream: Launch WebApkActivity from WebAPK.

chrome/android/webapk/shell_apk/src/org/chromium/webapk/shell_apk/MainActivity.java

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.webapk.shell_apk;
 
 import android.app.Activity;
 import android.content.ComponentName;
 import android.content.Intent;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
 import android.content.pm.PackageManager.NameNotFoundException;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
 import android.os.Bundle;
 import android.util.Base64;
 import android.util.Log;
 
 import org.chromium.webapk.lib.common.WebApkConstants;
 
 import java.io.ByteArrayOutputStream;
 
 /**
  * WebAPK's main Activity.
  */
 public class MainActivity extends Activity {
     private static final String EXTRA_ID = "org.chromium.chrome.browser.webapp_id";

[gone, 2016/05/26 18:20:36]

You should leave a note here that these values must stay in sync with
ShortcutHelper.  I guess webapk/ can't depend on chrome/?

[Xi Han, 2016/05/26 20:54:58]

No, webapk/ doesn't depend on chrome/. Add this note for clarification.

     private static final String EXTRA_ICON = "org.chromium.chrome.browser.webapp_icon";
     private static final String EXTRA_NAME = "org.chromium.chrome.browser.webapp_name";
     private static final String EXTRA_URL = "org.chromium.chrome.browser.webapp_url";
     private static final String EXTRA_MAC = "org.chromium.chrome.browser.webapp_mac";
-    private static final String EXTRA_SCOPE = "org.chromium.chrome.browser.webapp_scope";
+    private static final String EXTRA_WEBAPK_PACKAGE_NAME =
+            "org.chromium.chrome.browser.webapk_package_name";
     private static final String META_DATA_HOST_URL = "hostUrl";
     private static final String META_DATA_MAC = "mac";
-    private static final String META_DATA_SCOPE = "scope";
     private static final String META_DATA_RUNTIME_HOST = "runtimeHost";
 
     private static final String TAG = "cr_MainActivity";
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
 
         String packageName = getPackageName();
         String webappId = null;
         String mac = null;
         String name = null;
         String url = null;
-        String scope = null;
         String encodedIcon = null;
         String runtimeHost = null;
         try {
             ApplicationInfo appInfo = getPackageManager().getApplicationInfo(
                     packageName, PackageManager.GET_META_DATA);
             Bundle bundle = appInfo.metaData;
             url = bundle.getString(META_DATA_HOST_URL);
 
             String overrideUrl = getIntent().getDataString();
             // TODO(pkotwicz): Use same logic as {@code IntentHandler#shouldIgnoreIntent()}
             if (overrideUrl != null && overrideUrl.startsWith("https:")) {
                 url = overrideUrl;
             }
 
-            scope = bundle.getString(META_DATA_SCOPE);
             webappId = WebApkConstants.WEBAPK_ID_PREFIX + packageName;
             mac = bundle.getString(META_DATA_MAC);
             runtimeHost = bundle.getString(META_DATA_RUNTIME_HOST);
             name = (String) getPackageManager().getApplicationLabel(appInfo);
             // TODO(hanxi): find a neat solution to avoid encode/decode each time launch the
             // activity.
             Bitmap icon = BitmapFactory.decodeResource(getResources(), R.drawable.app_icon);
             encodedIcon = encodeBitmapAsString(icon);
             Log.w(TAG, "Url of the WebAPK: " + url);
-            Log.w(TAG, "webappId of the WebAPK: " + webappId);
-            Log.w(TAG, "name of the WebAPK:" + name);
+            Log.w(TAG, "WebappId of the WebAPK: " + webappId);
+            Log.w(TAG, "Name of the WebAPK:" + name);
+            Log.w(TAG, "Package name of the WebAPK:" + packageName);
+
+            Intent newIntent = new Intent();
+            newIntent.setComponent(new ComponentName(runtimeHost,
+                    "org.chromium.chrome.browser.webapps.WebappLauncherActivity"));
+            newIntent.putExtra(EXTRA_ID, webappId)
+                     .putExtra(EXTRA_NAME, name)
+                     .putExtra(EXTRA_URL, url)
+                     .putExtra(EXTRA_MAC, mac)
+                     .putExtra(EXTRA_ICON, encodedIcon)
+                     .putExtra(EXTRA_WEBAPK_PACKAGE_NAME, packageName);
+            startActivity(newIntent);
+            finish();
         } catch (NameNotFoundException e) {
             e.printStackTrace();
         }
-
-        Intent newIntent = new Intent();
-        newIntent.setComponent(new ComponentName(runtimeHost,
-                "org.chromium.chrome.browser.webapps.WebappLauncherActivity"));
-        newIntent.putExtra(EXTRA_ID, webappId);
-        newIntent.putExtra(EXTRA_NAME, name);
-        newIntent.putExtra(EXTRA_SCOPE, scope);
-        newIntent.putExtra(EXTRA_URL, url);
-        newIntent.putExtra(EXTRA_MAC, mac);
-        newIntent.putExtra(EXTRA_ICON, encodedIcon);
-        startActivity(newIntent);
-        finish();
     }
 
     /**
      * Compresses a bitmap into a PNG and converts into a Base64 encoded string.
      * The encoded string can be decoded using {@link decodeBitmapFromString(String)}.
      * @param bitmap The Bitmap to compress and encode.
      * @return the String encoding the Bitmap.
      */
     private static String encodeBitmapAsString(Bitmap bitmap) {
         if (bitmap == null) return "";
         ByteArrayOutputStream output = new ByteArrayOutputStream();
         bitmap.compress(Bitmap.CompressFormat.PNG, 100, output);
         return Base64.encodeToString(output.toByteArray(), Base64.DEFAULT);
     }
 }