CB-7291: Add external-launch-whitelist and use it for filtering intent launches

framework/src/org/apache/cordova/Config.java

@@ -58,7 +58,7 @@ public class Config {
             Log.e(TAG, "Config was not initialised. Did you forget to Config.init(this)?");
             return;
         }
-        parser.getWhitelist().addWhiteListEntry(origin, subdomains);
+        parser.getInternalWhitelist().addWhiteListEntry(origin, subdomains);
     }
 
     /**
@@ -72,7 +72,21 @@ public class Config {
             Log.e(TAG, "Config was not initialised. Did you forget to Config.init(this)?");
             return false;
         }
-        return parser.getWhitelist().isUrlWhiteListed(url);
+        return parser.getInternalWhitelist().isUrlWhiteListed(url);
+    }
+
+    /**
+     * Determine if URL is in approved list of URLs to launch external applications.
+     *
+     * @param url
+     * @return true if whitelisted
+     */
+    public static boolean isUrlExternallyWhiteListed(String url) {
+        if (parser == null) {
+            Log.e(TAG, "Config was not initialised. Did you forget to Config.init(this)?");
+            return false;
+        }
+        return parser.getExternalWhitelist().isUrlWhiteListed(url);
     }
 
     public static String getStartUrl() {
@@ -87,7 +101,11 @@ public class Config {
     }
 
     public static Whitelist getWhitelist() {
-        return parser.getWhitelist();
+        return parser.getInternalWhitelist();
+    }
+
+    public static Whitelist getExternalWhitelist() {
+        return parser.getExternalWhitelist();
     }
 
     public static List<PluginEntry> getPluginEntries() {

framework/src/org/apache/cordova/ConfigXmlParser.java

@@ -37,11 +37,16 @@ public class ConfigXmlParser {
 
     private String launchUrl = "file:///android_asset/www/index.html";
     private CordovaPreferences prefs = new CordovaPreferences();
-    private Whitelist whitelist = new Whitelist();
+    private Whitelist internalWhitelist = new Whitelist();
+    private Whitelist externalWhitelist = new Whitelist();
     private ArrayList<PluginEntry> pluginEntries = new ArrayList<PluginEntry>(20);
 
-    public Whitelist getWhitelist() {
+    public Whitelist getInternalWhitelist() {
-        return whitelist;
+        return internalWhitelist;
+    }
+
+    public Whitelist getExternalWhitelist() {
+        return externalWhitelist;
     }
 
     public CordovaPreferences getPreferences() {
@@ -104,8 +109,13 @@ public class ConfigXmlParser {
                 else if (strNode.equals("access")) {
                     String origin = xml.getAttributeValue(null, "origin");
                     String subdomains = xml.getAttributeValue(null, "subdomains");
+                    boolean external = (xml.getAttributeValue(null, "launch-external") != null);
                     if (origin != null) {
-                        whitelist.addWhiteListEntry(origin, (subdomains != null) && (subdomains.compareToIgnoreCase("true") == 0));
+                        if (external) {
+                            externalWhitelist.addWhiteListEntry(origin, (subdomains != null) && (subdomains.compareToIgnoreCase("true") == 0));
+                        } else {
+                            internalWhitelist.addWhiteListEntry(origin, (subdomains != null) && (subdomains.compareToIgnoreCase("true") == 0));
+                        }
                     }
                 }
                 else if (strNode.equals("preference")) {

framework/src/org/apache/cordova/CordovaActivity.java

@@ -130,7 +130,8 @@ public class CordovaActivity extends Activity implements CordovaInterface {
 
     // Read from config.xml:
     protected CordovaPreferences preferences;
-    protected Whitelist whitelist;
+    protected Whitelist internalWhitelist;
+    protected Whitelist externalWhitelist;
     protected String launchUrl;
     protected ArrayList<PluginEntry> pluginEntries;
 
@@ -216,7 +217,8 @@ public class CordovaActivity extends Activity implements CordovaInterface {
         preferences = parser.getPreferences();
         preferences.setPreferencesBundle(getIntent().getExtras());
         preferences.copyIntoIntentExtras(this);
-        whitelist = parser.getWhitelist();
+        internalWhitelist = parser.getInternalWhitelist();
+        externalWhitelist = parser.getExternalWhitelist();
         launchUrl = parser.getLaunchUrl();
         pluginEntries = parser.getPluginEntries();
         Config.parser = parser;
@@ -324,7 +326,7 @@ public class CordovaActivity extends Activity implements CordovaInterface {
         if (appView.pluginManager == null) {
             appView.init(this, webViewClient != null ? webViewClient : makeWebViewClient(appView),
                     webChromeClient != null ? webChromeClient : makeChromeClient(appView),
-                    pluginEntries, whitelist, preferences);
+                    pluginEntries, internalWhitelist, externalWhitelist, preferences);
         }
 
         // TODO: Have the views set this themselves.
@@ -789,7 +791,7 @@ public class CordovaActivity extends Activity implements CordovaInterface {
 
         // If errorUrl specified, then load it
         final String errorUrl = preferences.getString("errorUrl", null);
-        if ((errorUrl != null) && (errorUrl.startsWith("file://") || whitelist.isUrlWhiteListed(errorUrl)) && (!failingUrl.equals(errorUrl))) {
+        if ((errorUrl != null) && (errorUrl.startsWith("file://") || internalWhitelist.isUrlWhiteListed(errorUrl)) && (!failingUrl.equals(errorUrl))) {
 
             // Load URL on UI thread
             me.runOnUiThread(new Runnable() {
@@ -849,7 +851,7 @@ public class CordovaActivity extends Activity implements CordovaInterface {
      */
     @Deprecated // Use whitelist object directly.
     public boolean isUrlWhiteListed(String url) {
-        return whitelist.isUrlWhiteListed(url);
+        return internalWhitelist.isUrlWhiteListed(url);
     }
 
     /*

framework/src/org/apache/cordova/CordovaUriHelper.java

@@ -48,18 +48,11 @@ class CordovaUriHelper {
      */
     @TargetApi(Build.VERSION_CODES.ICE_CREAM_SANDWICH_MR1)
     boolean shouldOverrideUrlLoading(WebView view, String url) {
-        // The WebView should support http and https when going on the Internet
-        if(url.startsWith("http:") || url.startsWith("https:"))
-        {
-            // We only need to whitelist sites on the Internet! 
-            if(appView.getWhitelist().isUrlWhiteListed(url))
-            {
-                return false;
-            }
-        }
         // Give plugins the chance to handle the url
-        else if (this.appView.pluginManager.onOverrideUrlLoading(url)) {
+        if (this.appView.pluginManager.onOverrideUrlLoading(url)) {
-            
+            // Do nothing other than what the plugins wanted.
+            // If any returned true, then the request was handled.
+            return true;
         }
         else if(url.startsWith("file://") | url.startsWith("data:"))
         {
@@ -67,7 +60,11 @@ class CordovaUriHelper {
             //DON'T CHANGE THIS UNLESS YOU KNOW WHAT YOU'RE DOING!
             return url.contains("app_webview");
         }
-        else
+        else if (appView.getWhitelist().isUrlWhiteListed(url)) {
+            // Allow internal navigation
+            return false;
+        }
+        else if (appView.getExternalWhitelist().isUrlWhiteListed(url))
         {
             try {
                 Intent intent = new Intent(Intent.ACTION_VIEW);
@@ -78,11 +75,12 @@ class CordovaUriHelper {
                     intent.setSelector(null);
                 }
                 this.cordova.getActivity().startActivity(intent);
+                return true;
             } catch (android.content.ActivityNotFoundException e) {
                 LOG.e(TAG, "Error loading url " + url, e);
             }
         }
-        //Default behaviour should be to load the default intent, let's see what happens! 
+        // Intercept the request and do nothing with it -- block it
         return true;
     }
 }

framework/src/org/apache/cordova/CordovaWebView.java

@@ -88,7 +88,9 @@ public class CordovaWebView extends WebView {
     private WebChromeClient.CustomViewCallback mCustomViewCallback;
 
     private CordovaResourceApi resourceApi;
-    private Whitelist whitelist;
+    private Whitelist internalWhitelist;
+    private Whitelist externalWhitelist;
+
     // The URL passed to loadUrl(), not necessarily the URL of the current page.
     String loadedUrl;
     private CordovaPreferences preferences;
@@ -135,14 +137,16 @@ public class CordovaWebView extends WebView {
 
     // Use two-phase init so that the control will work with XML layouts.
     public void init(CordovaInterface cordova, CordovaWebViewClient webViewClient, CordovaChromeClient webChromeClient,
-            List<PluginEntry> pluginEntries, Whitelist whitelist, CordovaPreferences preferences) {
+            List<PluginEntry> pluginEntries, Whitelist internalWhitelist, Whitelist externalWhitelist,
+            CordovaPreferences preferences) {
         if (this.cordova != null) {
             throw new IllegalStateException();
         }
         this.cordova = cordova;
         this.viewClient = webViewClient;
         this.chromeClient = webChromeClient;
-        this.whitelist = whitelist;
+        this.internalWhitelist = internalWhitelist;
+        this.externalWhitelist = externalWhitelist;
         this.preferences = preferences;
         super.setWebChromeClient(webChromeClient);
         super.setWebViewClient(webViewClient);
@@ -165,7 +169,7 @@ public class CordovaWebView extends WebView {
             if (!Config.isInitialized()) {
                 Config.init(cdv.getActivity());
             }
-            init(cdv, makeWebViewClient(cdv), makeWebChromeClient(cdv), Config.getPluginEntries(), Config.getWhitelist(), Config.getPreferences());
+            init(cdv, makeWebViewClient(cdv), makeWebChromeClient(cdv), Config.getPluginEntries(), Config.getWhitelist(), Config.getExternalWhitelist(), Config.getPreferences());
         }
     }
 
@@ -319,9 +323,13 @@ public class CordovaWebView extends WebView {
 
     
     public Whitelist getWhitelist() {
-        return this.whitelist;
+        return this.internalWhitelist;
     }
-    
+
+    public Whitelist getExternalWhitelist() {
+        return this.externalWhitelist;
+    }
+
     /**
      * Load the url into the webview.
      *
@@ -427,7 +435,7 @@ public class CordovaWebView extends WebView {
         if (LOG.isLoggable(LOG.DEBUG) && !url.startsWith("javascript:")) {
             LOG.d(TAG, ">>> loadUrlNow()");
         }
-        if (url.startsWith("file://") || url.startsWith("javascript:") || whitelist.isUrlWhiteListed(url)) {
+        if (url.startsWith("file://") || url.startsWith("javascript:") || internalWhitelist.isUrlWhiteListed(url)) {
             super.loadUrl(url);
         }
     }
@@ -560,7 +568,7 @@ public class CordovaWebView extends WebView {
         if (!openExternal) {
 
             // Make sure url is in whitelist
-            if (url.startsWith("file://") || whitelist.isUrlWhiteListed(url)) {
+            if (url.startsWith("file://") || internalWhitelist.isUrlWhiteListed(url)) {
                 // TODO: What about params?
                 // Load new URL
                 this.loadUrl(url);