/*
* Copyright (C) 2012 Google Inc.
*
* 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.talkback;
import android.app.Activity;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.webkit.WebResourceRequest;
import android.webkit.WebResourceResponse;
import android.webkit.WebView;
import android.webkit.WebViewClient;
public class WebActivity extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Intent intent = getIntent();
if (intent == null) {
finish();
return;
}
Uri uri = intent.getData();
if (uri == null) {
finish();
return;
}
setContentView(R.layout.web_activity);
WebView webView = (WebView) findViewById(R.id.web);
webView.setWebViewClient(new WhitelistWebViewClient());
webView.loadUrl(uri.toString());
}
private class WhitelistWebViewClient extends WebViewClient {
@Override
public WebResourceResponse shouldInterceptRequest(WebView view,
WebResourceRequest request) {
final String host = request.getUrl().getHost();
// Allow URLs from Google for the TOS and Privacy Policy.
if (host.matches("[a-z]*.google.com") ||
host.matches("[a-z]*.google.[a-z][a-z]") ||
host.matches("[a-z]*.google.co.[a-z][a-z]") ||
host.matches("[a-z]*.google.com.[a-z][a-z]") ||
host.matches("[a-z]*.gstatic.com") ||
host.equals("fonts.googleapis.com")) {
return super.shouldInterceptRequest(view, request);
}
return new WebResourceResponse("", "", 403, "Denied", null, null);
}
}
}