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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 package org.chromium.webapk.shell_apk; | 5 package org.chromium.webapk.shell_apk; |
6 | 6 |
7 import android.app.Activity; | 7 import android.app.Activity; |
8 import android.content.ComponentName; | 8 import android.content.Context; |
9 import android.content.Intent; | 9 import android.content.Intent; |
10 import android.content.pm.ApplicationInfo; | |
11 import android.content.pm.PackageManager; | |
12 import android.content.pm.PackageManager.NameNotFoundException; | |
13 import android.graphics.Bitmap; | |
14 import android.graphics.BitmapFactory; | |
15 import android.os.Bundle; | 10 import android.os.Bundle; |
16 import android.text.TextUtils; | |
17 import android.util.Base64; | |
18 import android.util.Log; | 11 import android.util.Log; |
19 | 12 |
20 import org.chromium.webapk.lib.common.WebApkConstants; | 13 import java.lang.reflect.Method; |
21 | |
22 import java.io.ByteArrayOutputStream; | |
23 | 14 |
24 /** | 15 /** |
25 * WebAPK's main Activity. | 16 * WebAPK's main Activity. |
26 */ | 17 */ |
27 public class MainActivity extends Activity { | 18 public class MainActivity extends Activity { |
28 // These EXTRA_* values must stay in sync with | 19 private static final String TAG = "cr_MainActivity"; |
29 // {@link org.chromium.chrome.browser.ShortcutHelper}. | |
30 private static final String EXTRA_ID = "org.chromium.chrome.browser.webapp_i
d"; | |
31 private static final String EXTRA_ICON = "org.chromium.chrome.browser.webapp
_icon"; | |
32 private static final String EXTRA_SHORT_NAME = "org.chromium.chrome.browser.
webapp_short_name"; | |
33 private static final String EXTRA_NAME = "org.chromium.chrome.browser.webapp
_name"; | |
34 private static final String EXTRA_URL = "org.chromium.chrome.browser.webapp_
url"; | |
35 private static final String EXTRA_SOURCE = "org.chromium.chrome.browser.weba
pp_source"; | |
36 private static final String EXTRA_THEME_COLOR = "org.chromium.chrome.browser
.theme_color"; | |
37 private static final String EXTRA_BACKGROUND_COLOR = | |
38 "org.chromium.chrome.browser.background_color"; | |
39 private static final String EXTRA_IS_ICON_GENERATED = | |
40 "org.chromium.chrome.browser.is_icon_generated"; | |
41 private static final String EXTRA_WEBAPK_PACKAGE_NAME = | |
42 "org.chromium.chrome.browser.webapk_package_name"; | |
43 | 20 |
44 private static final String META_DATA_RUNTIME_HOST = "runtimeHost"; | 21 /** |
45 private static final String META_DATA_START_URL = "startUrl"; | 22 * Name of class which launches browser in WebAPK mode. |
46 private static final String META_DATA_NAME = "name"; | 23 */ |
47 private static final String META_DATA_DISPLAY_MODE = "displayMode"; | 24 private static final String HOST_BROWSER_LAUNCHER_CLASS_NAME = |
48 private static final String META_DATA_ORIENTATION = "orientation"; | 25 "org.chromium.webapk.lib.runtime_library.HostBrowserLauncher"; |
49 private static final String META_DATA_THEME_COLOR = "themeColor"; | |
50 private static final String META_DATA_BACKGROUND_COLOR = "backgroundColor"; | |
51 private static final String META_DATA_ICON_URL = "iconUrl"; | |
52 | 26 |
53 private static final String TAG = "cr_MainActivity"; | 27 /** |
| 28 * Key for passing app icon id. |
| 29 */ |
| 30 private static final String KEY_APP_ICON_ID = "app_icon_id"; |
54 | 31 |
55 @Override | 32 @Override |
56 protected void onCreate(Bundle savedInstanceState) { | 33 protected void onCreate(Bundle savedInstanceState) { |
57 super.onCreate(savedInstanceState); | 34 super.onCreate(savedInstanceState); |
| 35 launchHostBrowser(); |
| 36 finish(); |
| 37 } |
58 | 38 |
59 String packageName = getPackageName(); | 39 /** |
| 40 * Launches host browser in WebAPK mode. |
| 41 */ |
| 42 public void launchHostBrowser() { |
| 43 ClassLoader webApkClassLoader = HostBrowserClassLoader.getClassLoaderIns
tance( |
| 44 this, HOST_BROWSER_LAUNCHER_CLASS_NAME); |
| 45 if (webApkClassLoader == null) { |
| 46 Log.w(TAG, "Unable to create ClassLoader."); |
| 47 return; |
| 48 } |
| 49 |
60 try { | 50 try { |
61 ApplicationInfo appInfo = getPackageManager().getApplicationInfo( | 51 Class<?> hostBrowserLauncherClass = |
62 packageName, PackageManager.GET_META_DATA); | 52 webApkClassLoader.loadClass(HOST_BROWSER_LAUNCHER_CLASS_NAME
); |
63 Bundle bundle = appInfo.metaData; | 53 Method launchMethod = hostBrowserLauncherClass.getMethod( |
64 String url = bundle.getString(META_DATA_START_URL); | 54 "launch", Context.class, Intent.class, Bundle.class); |
65 | 55 Object hostBrowserLauncherInstance = hostBrowserLauncherClass.newIns
tance(); |
66 Intent intent = getIntent(); | 56 Bundle bundle = new Bundle(); |
67 String overrideUrl = intent.getDataString(); | 57 bundle.putInt(KEY_APP_ICON_ID, R.drawable.app_icon); |
68 // TODO(pkotwicz): Use same logic as {@code IntentHandler#shouldIgno
reIntent()} | 58 launchMethod.invoke(hostBrowserLauncherInstance, this, getIntent(),
bundle); |
69 if (overrideUrl != null && overrideUrl.startsWith("https:")) { | 59 } catch (Exception e) { |
70 url = overrideUrl; | 60 Log.w(TAG, "Unable to launch browser in WebAPK mode."); |
71 } | |
72 int source = intent.getIntExtra(EXTRA_SOURCE, 0); | |
73 | |
74 String webappId = WebApkConstants.WEBAPK_ID_PREFIX + packageName; | |
75 String runtimeHost = bundle.getString(META_DATA_RUNTIME_HOST); | |
76 String shortName = (String) getPackageManager().getApplicationLabel(
appInfo); | |
77 // TODO(hanxi): find a neat solution to avoid encode/decode each tim
e launch the | |
78 // activity. | |
79 Bitmap icon = BitmapFactory.decodeResource(getResources(), R.drawabl
e.app_icon); | |
80 String encodedIcon = encodeBitmapAsString(icon); | |
81 String name = bundle.getString(META_DATA_NAME); | |
82 String displayMode = bundle.getString(META_DATA_DISPLAY_MODE); | |
83 String orientation = bundle.getString(META_DATA_ORIENTATION); | |
84 long themeColor = getLongFromBundle(bundle, META_DATA_THEME_COLOR); | |
85 long backgroundColor = getLongFromBundle(bundle, META_DATA_BACKGROUN
D_COLOR); | |
86 boolean isIconGenerated = TextUtils.isEmpty(bundle.getString(META_DA
TA_ICON_URL)); | |
87 Log.v(TAG, "Url of the WebAPK: " + url); | |
88 Log.v(TAG, "WebappId of the WebAPK: " + webappId); | |
89 Log.v(TAG, "Name of the WebAPK:" + name); | |
90 Log.v(TAG, "Package name of the WebAPK:" + packageName); | |
91 | |
92 Intent newIntent = new Intent(); | |
93 newIntent.setComponent(new ComponentName(runtimeHost, | |
94 "org.chromium.chrome.browser.webapps.WebappLauncherActivity"
)); | |
95 // Chrome expects the ShortcutHelper.EXTRA_DISPLAY_MODE and | |
96 // ShortcutHelper.EXTRA_ORIENTATION extras to be enum values. We sen
d string extras for | |
97 // the display mode and orientation so have to use different keys. | |
98 newIntent.putExtra(EXTRA_ID, webappId) | |
99 .putExtra(EXTRA_SHORT_NAME, shortName) | |
100 .putExtra(EXTRA_NAME, name) | |
101 .putExtra(EXTRA_URL, url) | |
102 .putExtra(EXTRA_ICON, encodedIcon) | |
103 .putExtra(EXTRA_SOURCE, source) | |
104 .putExtra(EXTRA_THEME_COLOR, themeColor) | |
105 .putExtra(EXTRA_BACKGROUND_COLOR, backgroundColor) | |
106 .putExtra(EXTRA_IS_ICON_GENERATED, isIconGenerated) | |
107 .putExtra(EXTRA_WEBAPK_PACKAGE_NAME, packageName) | |
108 .putExtra(WebApkConstants.EXTRA_WEBAPK_DISPLAY_MODE, displa
yMode) | |
109 .putExtra(WebApkConstants.EXTRA_WEBAPK_ORIENTATION, orienta
tion); | |
110 startActivity(newIntent); | |
111 finish(); | |
112 } catch (NameNotFoundException e) { | |
113 e.printStackTrace(); | 61 e.printStackTrace(); |
114 } | 62 } |
115 } | 63 } |
116 | |
117 /** | |
118 * Compresses a bitmap into a PNG and converts into a Base64 encoded string. | |
119 * The encoded string can be decoded using {@link decodeBitmapFromString(Str
ing)}. | |
120 * @param bitmap The Bitmap to compress and encode. | |
121 * @return the String encoding the Bitmap. | |
122 */ | |
123 private static String encodeBitmapAsString(Bitmap bitmap) { | |
124 if (bitmap == null) return ""; | |
125 ByteArrayOutputStream output = new ByteArrayOutputStream(); | |
126 bitmap.compress(Bitmap.CompressFormat.PNG, 100, output); | |
127 return Base64.encodeToString(output.toByteArray(), Base64.DEFAULT); | |
128 } | |
129 | |
130 /** | |
131 * Gets a long from a Bundle. The long should be terminated with 'L'. This f
unction is more | |
132 * reliable than Bundle#getLong() which returns 0 if the value is below Floa
t.MAX_VALUE. | |
133 */ | |
134 private static long getLongFromBundle(Bundle bundle, String key) { | |
135 String value = bundle.getString(key); | |
136 if (value == null || !value.endsWith("L")) { | |
137 return 0; | |
138 } | |
139 try { | |
140 return Long.parseLong(value.substring(0, value.length() - 1)); | |
141 } catch (NumberFormatException e) { | |
142 } | |
143 return 0; | |
144 } | |
145 } | 64 } |
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