| /* |
| Licensed to the Apache Software Foundation (ASF) under one |
| or more contributor license agreements. See the NOTICE file |
| distributed with this work for additional information |
| regarding copyright ownership. The ASF licenses this file |
| to you 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 org.apache.cordova; |
| |
| import java.util.Hashtable; |
| |
| import org.apache.cordova.CordovaInterface; |
| |
| import org.apache.cordova.LOG; |
| import org.json.JSONException; |
| import org.json.JSONObject; |
| |
| import android.annotation.TargetApi; |
| import android.content.pm.ApplicationInfo; |
| import android.content.pm.PackageManager; |
| import android.content.pm.PackageManager.NameNotFoundException; |
| import android.graphics.Bitmap; |
| import android.net.http.SslError; |
| import android.view.View; |
| import com.amazon.android.webkit.AmazonHttpAuthHandler; |
| import com.amazon.android.webkit.AmazonSslErrorHandler; |
| import com.amazon.android.webkit.AmazonWebResourceResponse; |
| import com.amazon.android.webkit.AmazonWebView; |
| import com.amazon.android.webkit.AmazonWebViewClient; |
| |
| /** |
| * This class is the AmazonWebViewClient that implements callbacks for our web view. |
| * The kind of callbacks that happen here are regarding the rendering of the |
| * document instead of the chrome surrounding it, such as onPageStarted(), |
| * shouldOverrideUrlLoading(), etc. Related to but different than |
| * CordovaChromeClient. |
| * |
| * @see <a href="http://developer.android.com/reference/android/webkit/WebViewClient.html">WebViewClient</a> |
| * @see <a href="http://developer.android.com/guide/webapps/webview.html">WebView guide</a> |
| * @see CordovaChromeClient |
| * @see CordovaWebView |
| */ |
| public class CordovaWebViewClient extends AmazonWebViewClient { |
| |
| private static final String TAG = "CordovaWebViewClient"; |
| CordovaInterface cordova; |
| CordovaWebView appView; |
| CordovaUriHelper helper; |
| private boolean doClearHistory = false; |
| boolean isCurrentlyLoading; |
| |
| /** The authorization tokens. */ |
| private Hashtable<String, AuthenticationToken> authenticationTokens = new Hashtable<String, AuthenticationToken>(); |
| |
| @Deprecated |
| public CordovaWebViewClient(CordovaInterface cordova) { |
| this.cordova = cordova; |
| } |
| |
| /** |
| * Constructor. |
| * |
| * @param cordova |
| * @param view |
| */ |
| public CordovaWebViewClient(CordovaInterface cordova, CordovaWebView view) { |
| this.cordova = cordova; |
| this.appView = view; |
| helper = new CordovaUriHelper(cordova, view); |
| } |
| |
| /** |
| * Constructor. |
| * |
| * @param view |
| */ |
| @Deprecated |
| public void setWebView(CordovaWebView view) { |
| this.appView = view; |
| helper = new CordovaUriHelper(cordova, view); |
| } |
| |
| /** |
| * Give the host application a chance to take over the control when a new url |
| * is about to be loaded in the current AmazonWebView. |
| * |
| * @param view The AmazonWebView that is initiating the callback. |
| * @param url The url to be loaded. |
| * @return true to override, false for default behavior |
| */ |
| @Override |
| public boolean shouldOverrideUrlLoading(AmazonWebView view, String url) { |
| return helper.shouldOverrideUrlLoading(view, url); |
| } |
| |
| /** |
| * On received http auth request. |
| * The method reacts on all registered authentication tokens. There is one and only one authentication token for any host + realm combination |
| * |
| * @param view |
| * @param handler |
| * @param host |
| * @param realm |
| */ |
| @Override |
| public void onReceivedHttpAuthRequest(AmazonWebView view, AmazonHttpAuthHandler handler, String host, String realm) { |
| |
| // Get the authentication token |
| AuthenticationToken token = this.getAuthenticationToken(host, realm); |
| if (token != null) { |
| handler.proceed(token.getUserName(), token.getPassword()); |
| } |
| else { |
| // Handle 401 like we'd normally do! |
| super.onReceivedHttpAuthRequest(view, handler, host, realm); |
| } |
| } |
| |
| /** |
| * Notify the host application that a page has started loading. |
| * This method is called once for each main frame load so a page with iframes or framesets will call onPageStarted |
| * one time for the main frame. This also means that onPageStarted will not be called when the contents of an |
| * embedded frame changes, i.e. clicking a link whose target is an iframe. |
| * |
| * @param view The webview initiating the callback. |
| * @param url The url of the page. |
| */ |
| @Override |
| public void onPageStarted(AmazonWebView view, String url, Bitmap favicon) { |
| super.onPageStarted(view, url, favicon); |
| isCurrentlyLoading = true; |
| LOG.d(TAG, "onPageStarted(" + url + ")"); |
| // Flush stale messages. |
| this.appView.bridge.reset(url); |
| |
| // Broadcast message that page has loaded |
| this.appView.postMessage("onPageStarted", url); |
| |
| // Notify all plugins of the navigation, so they can clean up if necessary. |
| if (this.appView.pluginManager != null) { |
| this.appView.pluginManager.onReset(); |
| } |
| } |
| |
| /** |
| * Notify the host application that a page has finished loading. |
| * This method is called only for main frame. When onPageFinished() is called, the rendering picture may not be updated yet. |
| * |
| * |
| * @param view The webview initiating the callback. |
| * @param url The url of the page. |
| */ |
| @Override |
| public void onPageFinished(AmazonWebView view, String url) { |
| super.onPageFinished(view, url); |
| // Ignore excessive calls. |
| if (!isCurrentlyLoading) { |
| return; |
| } |
| isCurrentlyLoading = false; |
| LOG.d(TAG, "onPageFinished(" + url + ")"); |
| |
| /** |
| * Because of a timing issue we need to clear this history in onPageFinished as well as |
| * onPageStarted. However we only want to do this if the doClearHistory boolean is set to |
| * true. You see when you load a url with a # in it which is common in jQuery applications |
| * onPageStared is not called. Clearing the history at that point would break jQuery apps. |
| */ |
| if (this.doClearHistory) { |
| view.clearHistory(); |
| this.doClearHistory = false; |
| } |
| |
| // Clear timeout flag |
| this.appView.loadUrlTimeout++; |
| |
| // Broadcast message that page has loaded |
| this.appView.postMessage("onPageFinished", url); |
| |
| // Make app visible after 2 sec in case there was a JS error and Cordova JS never initialized correctly |
| if (this.appView.getVisibility() == View.INVISIBLE) { |
| Thread t = new Thread(new Runnable() { |
| public void run() { |
| try { |
| Thread.sleep(2000); |
| cordova.getActivity().runOnUiThread(new Runnable() { |
| public void run() { |
| appView.postMessage("spinner", "stop"); |
| } |
| }); |
| } catch (InterruptedException e) { |
| } |
| } |
| }); |
| t.start(); |
| } |
| |
| // Shutdown if blank loaded |
| if (url.equals("about:blank")) { |
| appView.postMessage("exit", null); |
| } |
| } |
| |
| /** |
| * Report an error to the host application. These errors are unrecoverable (i.e. the main resource is unavailable). |
| * The errorCode parameter corresponds to one of the ERROR_* constants. |
| * |
| * @param view The AmazonWebView that is initiating the callback. |
| * @param errorCode The error code corresponding to an ERROR_* value. |
| * @param description A String describing the error. |
| * @param failingUrl The url that failed to load. |
| */ |
| @Override |
| public void onReceivedError(AmazonWebView view, int errorCode, String description, String failingUrl) { |
| // Ignore error due to stopLoading(). |
| if (!isCurrentlyLoading) { |
| return; |
| } |
| LOG.d(TAG, "CordovaWebViewClient.onReceivedError: Error code=%s Description=%s URL=%s", errorCode, description, failingUrl); |
| |
| // Clear timeout flag |
| this.appView.loadUrlTimeout++; |
| |
| // If this is a "Protocol Not Supported" error, then revert to the previous |
| // page. If there was no previous page, then punt. The application's config |
| // is likely incorrect (start page set to sms: or something like that) |
| if (errorCode == AmazonWebViewClient.ERROR_UNSUPPORTED_SCHEME) { |
| if (view.canGoBack()) { |
| view.goBack(); |
| return; |
| } else { |
| super.onReceivedError(view, errorCode, description, failingUrl); |
| } |
| } |
| |
| // Handle other errors by passing them to the webview in JS |
| JSONObject data = new JSONObject(); |
| try { |
| data.put("errorCode", errorCode); |
| data.put("description", description); |
| data.put("url", failingUrl); |
| } catch (JSONException e) { |
| e.printStackTrace(); |
| } |
| this.appView.postMessage("onReceivedError", data); |
| } |
| |
| /** |
| * Notify the host application that an SSL error occurred while loading a resource. |
| * The host application must call either handler.cancel() or handler.proceed(). |
| * Note that the decision may be retained for use in response to future SSL errors. |
| * The default behavior is to cancel the load. |
| * |
| * @param view The AmazonWebView that is initiating the callback. |
| * @param handler An AmazonSslErrorHandler object that will handle the user's response. |
| * @param error The SSL error object. |
| */ |
| @TargetApi(8) |
| @Override |
| public void onReceivedSslError(AmazonWebView view, AmazonSslErrorHandler handler, SslError error) { |
| |
| final String packageName = this.cordova.getActivity().getPackageName(); |
| final PackageManager pm = this.cordova.getActivity().getPackageManager(); |
| |
| ApplicationInfo appInfo; |
| try { |
| appInfo = pm.getApplicationInfo(packageName, PackageManager.GET_META_DATA); |
| if ((appInfo.flags & ApplicationInfo.FLAG_DEBUGGABLE) != 0) { |
| // debug = true |
| handler.proceed(); |
| return; |
| } else { |
| // debug = false |
| super.onReceivedSslError(view, handler, error); |
| } |
| } catch (NameNotFoundException e) { |
| // When it doubt, lock it out! |
| super.onReceivedSslError(view, handler, error); |
| } |
| } |
| |
| |
| /** |
| * Sets the authentication token. |
| * |
| * @param authenticationToken |
| * @param host |
| * @param realm |
| */ |
| public void setAuthenticationToken(AuthenticationToken authenticationToken, String host, String realm) { |
| if (host == null) { |
| host = ""; |
| } |
| if (realm == null) { |
| realm = ""; |
| } |
| this.authenticationTokens.put(host.concat(realm), authenticationToken); |
| } |
| |
| /** |
| * Removes the authentication token. |
| * |
| * @param host |
| * @param realm |
| * |
| * @return the authentication token or null if did not exist |
| */ |
| public AuthenticationToken removeAuthenticationToken(String host, String realm) { |
| return this.authenticationTokens.remove(host.concat(realm)); |
| } |
| |
| /** |
| * Gets the authentication token. |
| * |
| * In order it tries: |
| * 1- host + realm |
| * 2- host |
| * 3- realm |
| * 4- no host, no realm |
| * |
| * @param host |
| * @param realm |
| * |
| * @return the authentication token |
| */ |
| public AuthenticationToken getAuthenticationToken(String host, String realm) { |
| AuthenticationToken token = null; |
| token = this.authenticationTokens.get(host.concat(realm)); |
| |
| if (token == null) { |
| // try with just the host |
| token = this.authenticationTokens.get(host); |
| |
| // Try the realm |
| if (token == null) { |
| token = this.authenticationTokens.get(realm); |
| } |
| |
| // if no host found, just query for default |
| if (token == null) { |
| token = this.authenticationTokens.get(""); |
| } |
| } |
| |
| return token; |
| } |
| |
| /** |
| * Clear all authentication tokens. |
| */ |
| public void clearAuthenticationTokens() { |
| this.authenticationTokens.clear(); |
| } |
| |
| } |