Change webapk packages and directory structure

web_apks/minting_example/src/org/chromium/minting/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.minting;
-
-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.minting.lib.common.WebApkConstants;
-import org.chromium.minting.lib.common.WebApkUtils;
-
-import java.io.ByteArrayOutputStream;
-
-/**
- * Example client activity for a minted APK.
- */
-public class MainActivity extends Activity {
-    private static final String EXTRA_ID = "org.chromium.chrome.browser.webapp_id";
-    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_SHORT_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_MINTING_PACKAGE_NAME = "EXTRA_MINTING_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 TAG = "cr_MintingAPKExample";
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-
-        Intent intent = getIntent();
-        String packageName = getPackageName();
-        String webappId = null;
-        String mac = null;
-        String name = null;
-        String url = null;
-        String scope = null;
-        String encodedIcon = null;
-        try {
-            ApplicationInfo appInfo = getPackageManager().getApplicationInfo(
-                    packageName, PackageManager.GET_META_DATA);
-            Bundle bundle = appInfo.metaData;
-            url = bundle.getString(META_DATA_HOST_URL);
-
-            String overrideUrl = intent.getDataString();
-            // TODO(pkotwicz): Use same logic as {@code IntentHandler#shouldIgnoreIntent()}
-            if (isUrlValid(overrideUrl)) {
-                url = overrideUrl;
-            }
-
-            scope = bundle.getString(META_DATA_SCOPE);
-            webappId = WebApkConstants.WEB_APK_ID_PREFIX + packageName;
-            mac = bundle.getString(META_DATA_MAC);
-            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(),
-                    org.chromium.minting.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);
-        } catch (NameNotFoundException e) {
-            e.printStackTrace();
-        }
-
-        Intent newIntent = new Intent();
-        newIntent.setComponent(new ComponentName(WebApkUtils.getHostBrowserPackageName(this),
-                "org.chromium.chrome.browser.webapps.WebappLauncherActivity"));
-        newIntent.putExtra(EXTRA_ID, webappId);
-        newIntent.putExtra(EXTRA_NAME, name);
-        newIntent.putExtra(EXTRA_SHORT_NAME, name);
-        newIntent.putExtra(EXTRA_MINTING_PACKAGE_NAME, packageName);
-        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);
-    }
-
-    /**
-     * Returns whether a url is valid.
-     * @param url The url to check.
-     * @return Whether the url is valid.
-     */
-    private static boolean isUrlValid(String url) {
-        if (url == null) {
-            return false;
-        }
-
-        return url.startsWith("http:") || url.startsWith("https:");
-    }
-}