Merge "app link handling under restricted mobile data" into oc-dr1-dev
am: 93bf6200eb

Change-Id: I1a506e9f8dae6fd76c74c3f9d7f93c40ce64a387
diff --git a/data/etc/framework-sysconfig.xml b/data/etc/framework-sysconfig.xml
index 7fafef7..3a81c13 100644
--- a/data/etc/framework-sysconfig.xml
+++ b/data/etc/framework-sysconfig.xml
@@ -28,4 +28,6 @@
     <backup-transport-whitelisted-service
         service="android/com.android.internal.backup.LocalTransportService" />
 
+    <!-- Whitelist of bundled applications which all handle URLs to their websites by default -->
+    <app-link package="com.android.carrierdefaultapp" />
 </config>
diff --git a/packages/CarrierDefaultApp/AndroidManifest.xml b/packages/CarrierDefaultApp/AndroidManifest.xml
index c309133..1cd7b61 100644
--- a/packages/CarrierDefaultApp/AndroidManifest.xml
+++ b/packages/CarrierDefaultApp/AndroidManifest.xml
@@ -34,6 +34,7 @@
             <intent-filter>
                 <action android:name="com.android.internal.telephony.CARRIER_SIGNAL_REDIRECTED" />
                 <action android:name="com.android.internal.telephony.CARRIER_SIGNAL_RESET" />
+                <action android:name="com.android.internal.telephony.CARRIER_SIGNAL_DEFAULT_NETWORK_AVAILABLE" />
                 <action android:name="android.intent.action.LOCALE_CHANGED" />
             </intent-filter>
         </receiver>
@@ -43,10 +44,24 @@
             android:name="com.android.carrierdefaultapp.CaptivePortalLoginActivity"
             android:label="@string/action_bar_label"
             android:theme="@style/AppTheme"
-            android:configChanges="keyboardHidden|orientation|screenSize" >
+            android:configChanges="keyboardHidden|orientation|screenSize">
             <intent-filter>
                 <category android:name="android.intent.category.DEFAULT"/>
             </intent-filter>
         </activity>
+
+        <activity-alias
+            android:name="com.android.carrierdefaultapp.URLHandlerActivity"
+            android:targetActivity="com.android.carrierdefaultapp.CaptivePortalLoginActivity"
+            android:enabled="false" >
+            <intent-filter>
+                <action android:name="android.intent.action.VIEW" />
+                <category android:name="android.intent.category.DEFAULT"/>
+                <category android:name="android.intent.category.BROWSABLE" />
+                <data android:scheme="http" />
+                <data android:scheme="https" />
+                <data android:host="*" />
+            </intent-filter>
+        </activity-alias>
     </application>
 </manifest>
diff --git a/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/CaptivePortalLoginActivity.java b/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/CaptivePortalLoginActivity.java
index 6194b87..b0052cc 100644
--- a/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/CaptivePortalLoginActivity.java
+++ b/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/CaptivePortalLoginActivity.java
@@ -20,6 +20,9 @@
 import android.app.LoadedApk;
 import android.content.Context;
 import android.content.Intent;
+import android.content.pm.ActivityInfo;
+import android.content.pm.PackageInfo;
+import android.content.pm.PackageManager;
 import android.graphics.Bitmap;
 import android.net.ConnectivityManager;
 import android.net.ConnectivityManager.NetworkCallback;
@@ -34,6 +37,7 @@
 import android.telephony.CarrierConfigManager;
 import android.telephony.Rlog;
 import android.telephony.SubscriptionManager;
+import android.text.TextUtils;
 import android.util.ArrayMap;
 import android.util.Log;
 import android.util.TypedValue;
@@ -68,7 +72,7 @@
     private static final boolean DBG = true;
 
     private static final int SOCKET_TIMEOUT_MS = 10 * 1000;
-    public static final int NETWORK_REQUEST_TIMEOUT_MS = 5 * 1000;
+    private static final int NETWORK_REQUEST_TIMEOUT_MS = 5 * 1000;
 
     private URL mUrl;
     private Network mNetwork;
@@ -188,16 +192,19 @@
             CarrierActionUtils.applyCarrierAction(
                     CarrierActionUtils.CARRIER_ACTION_CANCEL_ALL_NOTIFICATIONS, getIntent(),
                     getApplicationContext());
-
+            CarrierActionUtils.applyCarrierAction(
+                    CarrierActionUtils.CARRIER_ACTION_DISABLE_DEFAULT_URL_HANDLER, getIntent(),
+                    getApplicationContext());
+            CarrierActionUtils.applyCarrierAction(
+                    CarrierActionUtils.CARRIER_ACTION_DEREGISTER_DEFAULT_NETWORK_AVAIL, getIntent(),
+                    getApplicationContext());
         }
         finishAndRemoveTask();
     }
 
     private URL getUrlForCaptivePortal() {
         String url = getIntent().getStringExtra(TelephonyIntents.EXTRA_REDIRECTION_URL_KEY);
-        if (url.isEmpty()) {
-            url = mCm.getCaptivePortalServerUrl();
-        }
+        if (TextUtils.isEmpty(url)) url = mCm.getCaptivePortalServerUrl();
         final CarrierConfigManager configManager = getApplicationContext()
                 .getSystemService(CarrierConfigManager.class);
         final int subId = getIntent().getIntExtra(PhoneConstants.SUBSCRIPTION_KEY,
@@ -437,6 +444,27 @@
         }
     }
 
+    /**
+     * This alias presents the target activity, CaptivePortalLoginActivity, as a independent
+     * entity with its own intent filter to handle URL links. This alias will be enabled/disabled
+     * dynamically to handle url links based on the network conditions.
+     */
+    public static String getAlias(Context context) {
+        try {
+            PackageInfo p = context.getPackageManager().getPackageInfo(context.getPackageName(),
+                    PackageManager.GET_ACTIVITIES | PackageManager.MATCH_DISABLED_COMPONENTS);
+            for (ActivityInfo activityInfo : p.activities) {
+                String targetActivity = activityInfo.targetActivity;
+                if (CaptivePortalLoginActivity.class.getName().equals(targetActivity)) {
+                    return activityInfo.name;
+                }
+            }
+        } catch (PackageManager.NameNotFoundException e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
     private static void logd(String s) {
         Rlog.d(TAG, s);
     }
diff --git a/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/CarrierActionUtils.java b/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/CarrierActionUtils.java
index 0213306..a2bf964 100644
--- a/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/CarrierActionUtils.java
+++ b/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/CarrierActionUtils.java
@@ -19,8 +19,10 @@
 import android.app.NotificationChannel;
 import android.app.NotificationManager;
 import android.app.PendingIntent;
+import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
+import android.content.pm.PackageManager;
 import android.content.res.Resources;
 import android.os.Bundle;
 import android.telephony.SubscriptionManager;
@@ -49,6 +51,10 @@
     public static final int CARRIER_ACTION_SHOW_PORTAL_NOTIFICATION          = 4;
     public static final int CARRIER_ACTION_SHOW_NO_DATA_SERVICE_NOTIFICATION = 5;
     public static final int CARRIER_ACTION_CANCEL_ALL_NOTIFICATIONS          = 6;
+    public static final int CARRIER_ACTION_ENABLE_DEFAULT_URL_HANDLER        = 7;
+    public static final int CARRIER_ACTION_DISABLE_DEFAULT_URL_HANDLER       = 8;
+    public static final int CARRIER_ACTION_REGISTER_DEFAULT_NETWORK_AVAIL    = 9;
+    public static final int CARRIER_ACTION_DEREGISTER_DEFAULT_NETWORK_AVAIL  = 10;
 
     public static void applyCarrierAction(int actionIdx, Intent intent, Context context) {
         switch (actionIdx) {
@@ -73,6 +79,18 @@
             case CARRIER_ACTION_CANCEL_ALL_NOTIFICATIONS:
                 onCancelAllNotifications(context);
                 break;
+            case CARRIER_ACTION_ENABLE_DEFAULT_URL_HANDLER:
+                onEnableDefaultURLHandler(context);
+                break;
+            case CARRIER_ACTION_DISABLE_DEFAULT_URL_HANDLER:
+                onDisableDefaultURLHandler(context);
+                break;
+            case CARRIER_ACTION_REGISTER_DEFAULT_NETWORK_AVAIL:
+                onRegisterDefaultNetworkAvail(intent, context);
+                break;
+            case CARRIER_ACTION_DEREGISTER_DEFAULT_NETWORK_AVAIL:
+                onDeregisterDefaultNetworkAvail(intent, context);
+                break;
             default:
                 loge("unsupported carrier action index: " + actionIdx);
         }
@@ -94,6 +112,38 @@
         telephonyMgr.carrierActionSetMeteredApnsEnabled(subId, ENABLE);
     }
 
+    private static void onEnableDefaultURLHandler(Context context) {
+        logd("onEnableDefaultURLHandler");
+        final PackageManager pm = context.getPackageManager();
+        pm.setComponentEnabledSetting(
+                new ComponentName(context, CaptivePortalLoginActivity.getAlias(context)),
+                PackageManager.COMPONENT_ENABLED_STATE_ENABLED, PackageManager.DONT_KILL_APP);
+    }
+
+    private static void onDisableDefaultURLHandler(Context context) {
+        logd("onDisableDefaultURLHandler");
+        final PackageManager pm = context.getPackageManager();
+        pm.setComponentEnabledSetting(
+                new ComponentName(context, CaptivePortalLoginActivity.getAlias(context)),
+                PackageManager.COMPONENT_ENABLED_STATE_DISABLED, PackageManager.DONT_KILL_APP);
+    }
+
+    private static void onRegisterDefaultNetworkAvail(Intent intent, Context context) {
+        int subId = intent.getIntExtra(PhoneConstants.SUBSCRIPTION_KEY,
+                SubscriptionManager.getDefaultVoiceSubscriptionId());
+        logd("onRegisterDefaultNetworkAvail subId: " + subId);
+        final TelephonyManager telephonyMgr = context.getSystemService(TelephonyManager.class);
+        telephonyMgr.carrierActionReportDefaultNetworkStatus(subId, true);
+    }
+
+    private static void onDeregisterDefaultNetworkAvail(Intent intent, Context context) {
+        int subId = intent.getIntExtra(PhoneConstants.SUBSCRIPTION_KEY,
+                SubscriptionManager.getDefaultVoiceSubscriptionId());
+        logd("onDeregisterDefaultNetworkAvail subId: " + subId);
+        final TelephonyManager telephonyMgr = context.getSystemService(TelephonyManager.class);
+        telephonyMgr.carrierActionReportDefaultNetworkStatus(subId, false);
+    }
+
     private static void onDisableRadio(Intent intent, Context context) {
         int subId = intent.getIntExtra(PhoneConstants.SUBSCRIPTION_KEY,
                 SubscriptionManager.getDefaultVoiceSubscriptionId());
diff --git a/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/CustomConfigLoader.java b/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/CustomConfigLoader.java
index d5d0b79..02c61d7 100644
--- a/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/CustomConfigLoader.java
+++ b/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/CustomConfigLoader.java
@@ -22,7 +22,6 @@
 import android.telephony.Rlog;
 import android.text.TextUtils;
 import android.util.Log;
-import android.util.Pair;
 
 import com.android.internal.telephony.TelephonyIntents;
 import com.android.internal.util.ArrayUtils;
@@ -95,6 +94,12 @@
                     configs = b.getStringArray(CarrierConfigManager
                             .KEY_CARRIER_DEFAULT_ACTIONS_ON_RESET);
                     break;
+                case TelephonyIntents.ACTION_CARRIER_SIGNAL_DEFAULT_NETWORK_AVAILABLE:
+                    configs = b.getStringArray(CarrierConfigManager
+                            .KEY_CARRIER_DEFAULT_ACTIONS_ON_DEFAULT_NETWORK_AVAILABLE);
+                    arg1 = String.valueOf(intent.getBooleanExtra(TelephonyIntents
+                            .EXTRA_DEFAULT_NETWORK_AVAILABLE_KEY, false));
+                    break;
                 default:
                     Rlog.e(TAG, "load carrier config failure with un-configured key: " +
                             intent.getAction());
diff --git a/telephony/java/android/telephony/CarrierConfigManager.java b/telephony/java/android/telephony/CarrierConfigManager.java
index a78c261..23db6ac 100644
--- a/telephony/java/android/telephony/CarrierConfigManager.java
+++ b/telephony/java/android/telephony/CarrierConfigManager.java
@@ -1036,6 +1036,26 @@
      */
     public static final String KEY_CARRIER_DEFAULT_ACTIONS_ON_RESET =
             "carrier_default_actions_on_reset_string_array";
+
+    /**
+     * Defines carrier-specific actions which act upon
+     * com.android.internal.telephony.CARRIER_SIGNAL_DEFAULT_NETWORK_AVAILABLE,
+     * used for customization of the default carrier app
+     * Format:
+     * {
+     *     "true : CARRIER_ACTION_IDX_1",
+     *     "false: CARRIER_ACTION_IDX_2"
+     * }
+     * Where {@code true} is a boolean indicates default network available/unavailable
+     * Where {@code CARRIER_ACTION_IDX} is an integer defined in
+     * {@link com.android.carrierdefaultapp.CarrierActionUtils CarrierActionUtils}
+     * Example:
+     * {@link com.android.carrierdefaultapp.CarrierActionUtils
+     * #CARRIER_ACTION_ENABLE_DEFAULT_URL_HANDLER enable the app as the default URL handler}
+     * @hide
+     */
+    public static final String KEY_CARRIER_DEFAULT_ACTIONS_ON_DEFAULT_NETWORK_AVAILABLE =
+            "carrier_default_actions_on_default_network_available_string_array";
     /**
      * Defines a list of acceptable redirection url for default carrier app
      * @hides
@@ -1712,9 +1732,10 @@
         sDefaults.putString(KEY_CARRIER_SETUP_APP_STRING, "");
         sDefaults.putStringArray(KEY_CARRIER_APP_WAKE_SIGNAL_CONFIG_STRING_ARRAY,
                 new String[]{
-                        "com.android.carrierdefaultapp/.CarrierDefaultBroadcastReceiver:" +
-                                "com.android.internal.telephony.CARRIER_SIGNAL_REDIRECTED," +
-                                "com.android.internal.telephony.CARRIER_SIGNAL_RESET"
+                        "com.android.carrierdefaultapp/.CarrierDefaultBroadcastReceiver:"
+                                + "com.android.internal.telephony.CARRIER_SIGNAL_REDIRECTED,"
+                                + "com.android.internal.telephony.CARRIER_SIGNAL_RESET,"
+                                + "com.android.internal.telephony.CARRIER_SIGNAL_DEFAULT_NETWORK_AVAILABLE"
                 });
         sDefaults.putStringArray(KEY_CARRIER_APP_NO_WAKE_SIGNAL_CONFIG_STRING_ARRAY, null);
 
@@ -1722,12 +1743,22 @@
         // Default carrier app configurations
         sDefaults.putStringArray(KEY_CARRIER_DEFAULT_ACTIONS_ON_REDIRECTION_STRING_ARRAY,
                 new String[]{
-                        "4, 1"
+                        "9, 4, 1"
+                        //9: CARRIER_ACTION_REGISTER_NETWORK_AVAIL
                         //4: CARRIER_ACTION_DISABLE_METERED_APNS
                         //1: CARRIER_ACTION_SHOW_PORTAL_NOTIFICATION
                 });
         sDefaults.putStringArray(KEY_CARRIER_DEFAULT_ACTIONS_ON_RESET, new String[]{
-                "6" //6: CARRIER_ACTION_CANCEL_ALL_NOTIFICATIONS
+                "6, 8"
+                //6: CARRIER_ACTION_CANCEL_ALL_NOTIFICATIONS
+                //8: CARRIER_ACTION_DISABLE_DEFAULT_URL_HANDLER
+                });
+        sDefaults.putStringArray(KEY_CARRIER_DEFAULT_ACTIONS_ON_DEFAULT_NETWORK_AVAILABLE,
+                new String[] {
+                        String.valueOf(false) + ": 7",
+                        //7: CARRIER_ACTION_ENABLE_DEFAULT_URL_HANDLER
+                        String.valueOf(true) + ": 8"
+                        //8: CARRIER_ACTION_DISABLE_DEFAULT_URL_HANDLER
                 });
         sDefaults.putStringArray(KEY_CARRIER_DEFAULT_REDIRECTION_URL_STRING_ARRAY, null);
 
diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index cee77fb..6a9d00e 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -6673,6 +6673,25 @@
     }
 
     /**
+     * Action set from carrier signalling broadcast receivers to start/stop reporting default
+     * network available events
+     * Permissions android.Manifest.permission.MODIFY_PHONE_STATE is required
+     * @param subId the subscription ID that this action applies to.
+     * @param report control start/stop reporting network status.
+     * @hide
+     */
+    public void carrierActionReportDefaultNetworkStatus(int subId, boolean report) {
+        try {
+            ITelephony service = getITelephony();
+            if (service != null) {
+                service.carrierActionReportDefaultNetworkStatus(subId, report);
+            }
+        } catch (RemoteException e) {
+            Log.e(TAG, "Error calling ITelephony#carrierActionReportDefaultNetworkStatus", e);
+        }
+    }
+
+    /**
      * Get aggregated video call data usage since boot.
      * Permissions android.Manifest.permission.READ_NETWORK_USAGE_HISTORY is required.
      *
diff --git a/telephony/java/com/android/internal/telephony/ITelephony.aidl b/telephony/java/com/android/internal/telephony/ITelephony.aidl
index 654adb2..9262ec5 100644
--- a/telephony/java/com/android/internal/telephony/ITelephony.aidl
+++ b/telephony/java/com/android/internal/telephony/ITelephony.aidl
@@ -1303,6 +1303,16 @@
     void carrierActionSetRadioEnabled(int subId, boolean enabled);
 
     /**
+     * Action set from carrier signalling broadcast receivers to start/stop reporting default
+     * network conditions.
+     * Permissions android.Manifest.permission.MODIFY_PHONE_STATE is required
+     * @param subId the subscription ID that this action applies to.
+     * @param report control start/stop reporting default network events.
+     * @hide
+     */
+    void carrierActionReportDefaultNetworkStatus(int subId, boolean report);
+
+    /**
      * Get aggregated video call data usage since boot.
      * Permissions android.Manifest.permission.READ_NETWORK_USAGE_HISTORY is required.
      *
diff --git a/telephony/java/com/android/internal/telephony/TelephonyIntents.java b/telephony/java/com/android/internal/telephony/TelephonyIntents.java
index 0343890..f29d993c 100644
--- a/telephony/java/com/android/internal/telephony/TelephonyIntents.java
+++ b/telephony/java/com/android/internal/telephony/TelephonyIntents.java
@@ -447,6 +447,20 @@
             "com.android.internal.telephony.CARRIER_SIGNAL_PCO_VALUE";
 
     /**
+     * <p>Broadcast Action: when system default network available/unavailable with
+     * carrier-disabled mobile data. Intended for carrier apps to set/reset carrier actions when
+     * other network becomes system default network, Wi-Fi for example.
+     * The intent will have the following extra values:</p>
+     * <ul>
+     *   <li>defaultNetworkAvailable</li><dd>A boolean indicates default network available.</dd>
+     *   <li>subId</li><dd>Sub Id which associated the default data.</dd>
+     * </ul>
+     * <p class="note">This is a protected intent that can only be sent by the system. </p>
+     */
+    public static final String ACTION_CARRIER_SIGNAL_DEFAULT_NETWORK_AVAILABLE =
+            "com.android.internal.telephony.CARRIER_SIGNAL_DEFAULT_NETWORK_AVAILABLE";
+
+    /**
      * <p>Broadcast Action: when framework reset all carrier actions on sim load or absent.
      * intended for carrier apps clean up (clear UI e.g.) and only sent to the specified carrier app
      * The intent will have the following extra values:</p>
@@ -465,7 +479,7 @@
     public static final String EXTRA_APN_PROTO_KEY = "apnProto";
     public static final String EXTRA_PCO_ID_KEY = "pcoId";
     public static final String EXTRA_PCO_VALUE_KEY = "pcoValue";
-
+    public static final String EXTRA_DEFAULT_NETWORK_AVAILABLE_KEY = "defaultNetworkAvailable";
 
    /**
      * Broadcast action to trigger CI OMA-DM Session.