/
TiWebViewClient.java
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/
TiWebViewClient.java
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/**
* Appcelerator Titanium Mobile
* Copyright (c) 2009-2012 by Appcelerator, Inc. All Rights Reserved.
* Licensed under the terms of the Apache Public License
* Please see the LICENSE included with this distribution for details.
*/
package ti.modules.titanium.ui.widget.webview;
import org.appcelerator.kroll.KrollDict;
import org.appcelerator.kroll.KrollProxy;
import org.appcelerator.kroll.common.Log;
import org.appcelerator.titanium.TiC;
import org.appcelerator.titanium.util.TiConvert;
import ti.modules.titanium.media.TiVideoActivity;
import ti.modules.titanium.ui.WebViewProxy;
import android.content.Intent;
import android.graphics.Bitmap;
import android.net.Uri;
import android.net.http.SslError;
import android.os.Build;
import android.webkit.HttpAuthHandler;
import android.webkit.MimeTypeMap;
import android.webkit.SslErrorHandler;
import android.webkit.URLUtil;
import android.webkit.WebView;
import android.webkit.WebViewClient;
public class TiWebViewClient extends WebViewClient
{
private static final String TAG = "TiWVC";
private TiUIWebView webView;
private TiWebViewBinding binding;
private String username, password;
public TiWebViewClient(TiUIWebView tiWebView, WebView webView)
{
super();
this.webView = tiWebView;
binding = new TiWebViewBinding(webView);
}
@Override
public void onPageFinished(WebView view, String url)
{
super.onPageFinished(view, url);
WebViewProxy proxy = (WebViewProxy) webView.getProxy();
webView.changeProxyUrl(url);
KrollDict data = new KrollDict();
data.put("url", url);
proxy.fireEvent(TiC.EVENT_LOAD, data);
boolean enableJavascriptInjection = true;
if (proxy.hasProperty(TiC.PROPERTY_ENABLE_JAVASCRIPT_INTERFACE)) {
enableJavascriptInjection = TiConvert.toBoolean(proxy.getProperty(TiC.PROPERTY_ENABLE_JAVASCRIPT_INTERFACE), true);
}
if (Build.VERSION.SDK_INT > 16 || enableJavascriptInjection) {
WebView nativeWebView = webView.getWebView();
if (nativeWebView != null) {
if (webView.shouldInjectBindingCode()) {
nativeWebView.loadUrl("javascript:" + TiWebViewBinding.INJECTION_CODE);
}
nativeWebView.loadUrl("javascript:" + TiWebViewBinding.POLLING_CODE);
}
}
webView.setBindingCodeInjected(false);
}
public TiWebViewBinding getBinding()
{
return binding;
}
@Override
public void onPageStarted(WebView view, String url, Bitmap favicon)
{
super.onPageStarted(view, url, favicon);
KrollDict data = new KrollDict();
data.put("url", url);
webView.getProxy().fireEvent("beforeload", data);
}
@Override
public void onReceivedError(WebView view, int errorCode, String description, String failingUrl)
{
super.onReceivedError(view, errorCode, description, failingUrl);
KrollDict data = new KrollDict();
data.put("url", failingUrl);
data.put("errorCode", errorCode);
data.putCodeAndMessage(errorCode, description);
data.put("message", description);
webView.getProxy().fireEvent("error", data);
}
@Override
public boolean shouldOverrideUrlLoading(final WebView view, String url)
{
Log.d(TAG, "url=" + url, Log.DEBUG_MODE);
if (webView.getProxy().hasProperty(TiC.PROPERTY_BLACKLISTED_URLS)) {
String [] blacklistedSites = TiConvert.toStringArray((Object[])webView.getProxy().getProperty(TiC.PROPERTY_BLACKLISTED_URLS));
for(String site : blacklistedSites) {
if (url.equalsIgnoreCase(site) || (url.indexOf(site) > -1)) {
KrollDict data = new KrollDict();
data.put("url", url);
data.put("message", "Webview did not load blacklisted url.");
webView.getProxy().fireEvent(TiC.PROPERTY_ON_STOP_BLACKISTED_URL, data);
return true;
}
}
}
if (URLUtil.isAssetUrl(url) || URLUtil.isContentUrl(url) || URLUtil.isFileUrl(url)) {
// go through the proxy to ensure we're on the UI thread
webView.getProxy().setPropertyAndFire(TiC.PROPERTY_URL, url);
return true;
} else if(url.startsWith(WebView.SCHEME_TEL)) {
Log.i(TAG, "Launching dialer for " + url, Log.DEBUG_MODE);
Intent dialer = Intent.createChooser(new Intent(Intent.ACTION_DIAL, Uri.parse(url)), "Choose Dialer");
webView.getProxy().getActivity().startActivity(dialer);
return true;
} else if (url.startsWith(WebView.SCHEME_MAILTO)) {
Log.i(TAG, "Launching mailer for " + url, Log.DEBUG_MODE);
Intent mailer = Intent.createChooser(new Intent(Intent.ACTION_SENDTO, Uri.parse(url)), "Send Message");
webView.getProxy().getActivity().startActivity(mailer);
return true;
} else if (url.startsWith(WebView.SCHEME_GEO)) {
Log.i(TAG, "Launching app for " + url, Log.DEBUG_MODE);
/*geo:latitude,longitude
geo:latitude,longitude?z=zoom
geo:0,0?q=my+street+address
geo:0,0?q=business+near+city
*/
Intent geoviewer = Intent.createChooser(new Intent(Intent.ACTION_VIEW, Uri.parse(url)), "Choose Viewer");
webView.getProxy().getActivity().startActivity(geoviewer);
return true;
} else {
String extension = MimeTypeMap.getFileExtensionFromUrl(url);
String mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(extension);
if (mimeType != null) {
return shouldHandleMimeType(mimeType, url);
}
return super.shouldOverrideUrlLoading(view, url);
}
}
private boolean shouldHandleMimeType(String mimeType, String url)
{
if (mimeType.startsWith("video/")) {
Intent intent = new Intent();
intent.setClass(webView.getProxy().getActivity(), TiVideoActivity.class);
intent.putExtra("contentURL", url);
intent.putExtra("play", true);
webView.getProxy().getActivity().startActivity(intent);
return true;
}
return false;
}
@Override
public void onReceivedHttpAuthRequest(WebView view,
HttpAuthHandler handler, String host, String realm)
{
if (this.username != null && this.password != null) {
handler.proceed(this.username, this.password);
}
}
public void setBasicAuthentication(String username, String password)
{
this.username = username;
this.password = password;
}
@Override
public void onReceivedSslError(WebView view, SslErrorHandler handler, SslError error)
{
/*
* in theory this should be checked to make sure it's not null but if there is some failure
* in the association then usage of webViewProxy should trigger a NPE to make sure the issue
* is not ignored
*/
KrollProxy webViewProxy = this.webView.getProxy();
KrollDict data = new KrollDict();
data.put(TiC.ERROR_PROPERTY_CODE, error.getPrimaryError());
webView.getProxy().fireSyncEvent(TiC.EVENT_SSL_ERROR, data);
boolean ignoreSslError = false;
try {
ignoreSslError = webViewProxy.getProperties().optBoolean(TiC.PROPERTY_WEBVIEW_IGNORE_SSL_ERROR, false);
} catch(IllegalArgumentException e) {
Log.e(TAG, TiC.PROPERTY_WEBVIEW_IGNORE_SSL_ERROR + " property does not contain a boolean value, ignoring");
}
if (ignoreSslError == true) {
Log.w(TAG, "ran into SSL error but ignoring...");
handler.proceed();
} else {
Log.e(TAG, "SSL error occurred: " + error.toString());
}
}
@Override
public void onLoadResource(WebView view, String url)
{
super.onLoadResource(view, url);
KrollDict data = new KrollDict();
data.put(TiC.PROPERTY_URL, url);
webView.getProxy().fireEvent(TiC.EVENT_WEBVIEW_ON_LOAD_RESOURCE, data);
}
}