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/*
* Copyright (C) 2009 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.browser;
import android.content.ContentResolver;
import android.content.ContentUris;
import android.content.ContentValues;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.net.http.AndroidHttpClient;
import android.os.AsyncTask;
import android.provider.Browser;
import android.webkit.WebView;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.params.HttpClientParams;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
class DownloadTouchIcon extends AsyncTask<String, Void, Bitmap> {
private final ContentResolver mContentResolver;
private final Cursor mCursor;
private final String mOriginalUrl;
private final String mUrl;
private final String mUserAgent;
/* package */ BrowserActivity mActivity;
public DownloadTouchIcon(BrowserActivity activity, ContentResolver cr,
Cursor c, WebView view) {
mActivity = activity;
mContentResolver = cr;
mCursor = c;
// Store these in case they change.
mOriginalUrl = view.getOriginalUrl();
mUrl = view.getUrl();
mUserAgent = view.getSettings().getUserAgentString();
}
public DownloadTouchIcon(ContentResolver cr, Cursor c, String url) {
mActivity = null;
mContentResolver = cr;
mCursor = c;
mOriginalUrl = null;
mUrl = url;
mUserAgent = null;
}
@Override
public Bitmap doInBackground(String... values) {
String url = values[0];
AndroidHttpClient client = AndroidHttpClient.newInstance(
mUserAgent);
HttpGet request = new HttpGet(url);
// Follow redirects
HttpClientParams.setRedirecting(client.getParams(), true);
try {
HttpResponse response = client.execute(request);
if (response.getStatusLine().getStatusCode() == 200) {
HttpEntity entity = response.getEntity();
if (entity != null) {
InputStream content = entity.getContent();
if (content != null) {
Bitmap icon = BitmapFactory.decodeStream(
content, null, null);
return icon;
}
}
}
} catch (IllegalArgumentException ex) {
request.abort();
} catch (IOException ex) {
request.abort();
} finally {
client.close();
}
return null;
}
@Override
protected void onCancelled() {
if (mCursor != null) {
mCursor.close();
}
}
@Override
public void onPostExecute(Bitmap icon) {
// Do this first in case the download failed.
if (mActivity != null) {
// Remove the touch icon loader from the BrowserActivity.
mActivity.mTouchIconLoader = null;
}
if (icon == null || mCursor == null || isCancelled()) {
return;
}
final ByteArrayOutputStream os = new ByteArrayOutputStream();
icon.compress(Bitmap.CompressFormat.PNG, 100, os);
ContentValues values = new ContentValues();
values.put(Browser.BookmarkColumns.TOUCH_ICON,
os.toByteArray());
if (mCursor.moveToFirst()) {
do {
mContentResolver.update(ContentUris.withAppendedId(
Browser.BOOKMARKS_URI, mCursor.getInt(0)),
values, null, null);
} while (mCursor.moveToNext());
}
mCursor.close();
}
}
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