Bug 835399 - Allow launching non-privileged webapps with a URL r=wesj

mobile/android/base/AndroidManifest.xml.in

@@ -131,6 +131,23 @@
             </intent-filter>
         </activity>
 
+        <activity android:name=".WebApp"
+                  android:label="@string/webapp_generic_name"
+                  android:configChanges="keyboard|keyboardHidden|mcc|mnc|orientation|screenSize"
+                  android:windowSoftInputMode="stateUnspecified|adjustResize"
+                  android:launchMode="singleTask"
+                  android:taskAffinity="org.mozilla.gecko.WEBAPP"
+                  android:process=":@ANDROID_PACKAGE_NAME@.WebApp"
+                  android:excludeFromRecents="true"
+                  android:theme="@style/Gecko.App">
+            <intent-filter>
+                <action android:name="org.mozilla.gecko.WEBAPP" />
+            </intent-filter>
+            <intent-filter>
+                <action android:name="org.mozilla.gecko.ACTION_ALERT_CALLBACK" />
+            </intent-filter>
+        </activity>
+
 #include @OBJDIR@/WebAppManifestFragment.xml.in
 
         <!-- Masquerade as the Resolver so that we can be opened from the Marketplace. -->

mobile/android/base/WebApp.java.in

@@ -16,6 +16,7 @@ import android.widget.TextView;
 import android.widget.RelativeLayout;
 import android.content.Context;
 import android.content.SharedPreferences;
+import android.graphics.Bitmap;
 import android.graphics.Color;
 import android.graphics.drawable.Drawable;
 import android.graphics.drawable.GradientDrawable;
@@ -39,10 +40,11 @@ import org.mozilla.gecko.R;
 import org.json.JSONObject;
 
 public class WebApp extends GeckoApp {
+    private static final String LOGTAG = "WebApp";
+
     private URL mOrigin;
     private TextView mTitlebarText = null;
     private View mTitlebar = null;
-    private static final String LOGTAG = "WebApp";
     private View mSplashscreen = null;
 
     protected int getIndex() { return 0; }
@@ -87,6 +89,22 @@ public class WebApp extends GeckoApp {
         }
     }
 
+    @Override
+    protected void initializeChrome(String uri, boolean isExternalURL) {
+        String action = getIntent().getAction();
+        if (GeckoApp.ACTION_WEBAPP_PREFIX.equals(action)) {
+            // This action assumes the uri is not an installed WebApp. We will
+            // use the WebAppAllocator to register the uri with an Android
+            // process so it can run chromeless.
+            int index = WebAppAllocator.getInstance(this).findAndAllocateIndex(uri, "App", (Bitmap) null);
+            Intent appIntent = GeckoAppShell.getWebAppIntent(index, uri);
+            startActivity(appIntent);
+            finish();
+        }
+
+        super.initializeChrome(uri, isExternalURL);
+    }
+
     private void showSplash() {
         mSplashscreen = (RelativeLayout) findViewById(R.id.splashscreen);
 
@@ -238,4 +256,3 @@ public class WebApp extends GeckoApp {
         getLayerView().setOverScrollMode(View.OVER_SCROLL_NEVER);
     }
 };
-

mobile/android/chrome/content/WebAppRT.js

@@ -80,11 +80,14 @@ let WebAppRT = {
           return;
         }
       }
-      aCallback("");
+
+      // Finally, just attempt to open the webapp as a normal web page
+      aCallback(aUrl);
     };
 
     request.onerror = function() {
-      aCallback("");
+      // Attempt to open the webapp as a normal web page
+      aCallback(aUrl);
     };
   },
 

mobile/android/chrome/content/browser.js

@@ -279,15 +279,7 @@ var BrowserApp = {
     let status = this.startupStatus();
     if (pinned) {
       WebAppRT.init(status, url, function(aUrl) {
-        if (aUrl) {
-          BrowserApp.addTab(aUrl);
-        } else {
-          let uri = Services.io.newURI(url, null, null);
-          if (!uri)
-            return;
-          Cc["@mozilla.org/uriloader/external-protocol-service;1"].getService(Ci.nsIExternalProtocolService).getProtocolHandlerInfo(uri.scheme).launchWithURI(uri);
-          BrowserApp.quit();
-        }
+        BrowserApp.addTab(aUrl);
       });
     } else {
       SearchEngines.init();