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/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.camera;
import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.ContentResolver;
import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.database.Cursor;
import android.net.Uri;
import android.util.Log;
import java.util.ArrayList;
/**
* A class that performs one-time initialization after installation.
*
* <p>Android doesn't offer any mechanism to trigger an app right after installation, so we use the
* BOOT_COMPLETED broadcast intent instead. This means, when the app is upgraded, the
* initialization code here won't run until the device reboots.
*
* <p>This is adapted from the Email app.
*/
public class OneTimeInitializer extends BroadcastReceiver {
private static final String TAG = "camera";
@Override
public void onReceive(Context context, Intent intent) {
Log.v(TAG, "OneTimeInitializer.onReceive");
if (Intent.ACTION_BOOT_COMPLETED.equals(intent.getAction())) {
initialize(context);
}
}
/**
* Perform the one-time initialization.
*/
private void initialize(Context context) {
// Disable itself.
setComponentEnabled(context, getClass(), false);
// If in the future we have more than one thing to do, we may also
// store the progress in a preference like the Email app does.
updateShortcut(context);
}
private void setComponentEnabled(Context context, Class<?> clazz, boolean enabled) {
final ComponentName c = new ComponentName(context, clazz.getName());
context.getPackageManager().setComponentEnabledSetting(c,
enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED
: PackageManager.COMPONENT_ENABLED_STATE_DISABLED,
PackageManager.DONT_KILL_APP);
}
// This is the content uri for Launcher content provider. See
// LauncherSettings and LauncherProvider in the Launcher app for details.
private static final Uri LAUNCHER_CONTENT_URI =
Uri.parse("content://com.android.launcher2.settings/favorites" +
"?notify=true");
private static class Entry {
ComponentName mOldComp, mNewComp;
Entry(ComponentName oldComp, ComponentName newComp) {
mOldComp = oldComp;
mNewComp = newComp;
}
}
private ArrayList<Entry> mappingTable;
private void prepareTable(Context context) {
mappingTable = new ArrayList<Entry>();
// We have two names for each of the old component.
String oldPkg = "com.android.camera";
String newPkg = context.getPackageName();
Log.v(TAG, "oldPkg = " + oldPkg + ", newPkg = " + newPkg);
ComponentName oldCamera = new ComponentName(
oldPkg, "com.android.camera.Camera");
ComponentName oldCameraShort = new ComponentName(
oldPkg, ".Camera");
ComponentName oldVideoCamera = new ComponentName(
oldPkg, "com.android.camera.VideoCamera");
ComponentName oldVideoCameraShort = new ComponentName(
oldPkg, ".VideoCamera");
// The new names.
ComponentName newCamera = new ComponentName(
newPkg, "com.android.camera.Camera");
ComponentName newVideoCamera = new ComponentName(
newPkg, "com.android.camera.VideoCamera");
mappingTable.add(new Entry(oldCamera, newCamera));
mappingTable.add(new Entry(oldCameraShort, newCamera));
mappingTable.add(new Entry(oldVideoCamera, newVideoCamera));
mappingTable.add(new Entry(oldVideoCameraShort, newVideoCamera));
}
private void updateShortcut(Context context) {
prepareTable(context);
ContentResolver cr = context.getContentResolver();
Cursor c = cr.query(LAUNCHER_CONTENT_URI,
new String[] { "_id", "intent" }, null, null, null);
if (c == null) return;
ContentValues values = new ContentValues(1);
try {
while (c.moveToNext()) {
try {
long id = c.getLong(0);
String intentUri = c.getString(1);
if (intentUri == null) continue;
Intent shortcut = Intent.parseUri(intentUri, 0);
ComponentName comp = shortcut.getComponent();
for (Entry e : mappingTable) {
if (comp.equals(e.mOldComp)) {
Log.v(TAG, "fix shortcut id " + id + " from " +
comp + " to " + e.mNewComp);
shortcut.setComponent(e.mNewComp);
values.put("intent", shortcut.toUri(0));
cr.update(LAUNCHER_CONTENT_URI, values, "_id = ?",
new String[] { String.valueOf(id) });
break;
}
}
} catch (Throwable t) {
// Move to the next one if there is any problem.
Log.w(TAG, "can't parse a shortcut entry", t);
continue;
}
}
} finally {
c.close();
}
}
}
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