Revert "Fixed search engine name shown in browser settings"

This reverts commit 31c461582b6c109b9321f283e7b233399dcb9e79.
diff --git a/src/com/android/browser/BrowserActivity.java b/src/com/android/browser/BrowserActivity.java
index 17a98ac..af2fbfa 100644
--- a/src/com/android/browser/BrowserActivity.java
+++ b/src/com/android/browser/BrowserActivity.java
@@ -40,6 +40,9 @@
 import android.view.Window;
 
 import org.chromium.base.VisibleForTesting;
+import com.android.browser.R;
+import com.android.browser.search.DefaultSearchEngine;
+import com.android.browser.search.SearchEngine;
 import com.android.browser.stub.NullController;
 
 import java.util.Locale;
@@ -105,6 +108,17 @@
             bar.hide();
         }
 
+        // If this was a web search request, pass it on to the default web
+        // search provider and finish this activity.
+        /*
+        SearchEngine searchEngine = BrowserSettings.getInstance().getSearchEngine();
+        boolean result = IntentHandler.handleWebSearchIntent(this, null, getIntent());
+        if (result && (searchEngine instanceof DefaultSearchEngine)) {
+            finish();
+            return;
+        }
+        */
+
         mActivityScheduler = EngineInitializer.onActivityCreate(BrowserActivity.this);
 
         Thread.setDefaultUncaughtExceptionHandler(new CrashLogExceptionHandler(this));
diff --git a/src/com/android/browser/search/DefaultSearchEngine.java b/src/com/android/browser/search/DefaultSearchEngine.java
new file mode 100644
index 0000000..41bd238
--- /dev/null
+++ b/src/com/android/browser/search/DefaultSearchEngine.java
@@ -0,0 +1,141 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed 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 com.android.browser.search;
+
+import android.app.PendingIntent;
+import android.app.SearchManager;
+import android.app.SearchableInfo;
+import android.content.ActivityNotFoundException;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.ActivityInfo;
+import android.content.pm.PackageManager;
+import android.database.Cursor;
+import android.os.Bundle;
+import android.text.TextUtils;
+import android.util.Log;
+
+import com.android.browser.platformsupport.Browser;
+import com.android.browser.reflect.ReflectHelper;
+
+public class DefaultSearchEngine implements SearchEngine {
+
+    private static final String TAG = "DefaultSearchEngine";
+
+    private final SearchableInfo mSearchable;
+
+    private final CharSequence mLabel;
+
+    private DefaultSearchEngine(Context context, SearchableInfo searchable) {
+        mSearchable = searchable;
+        mLabel = loadLabel(context, mSearchable.getSearchActivity());
+    }
+
+    public static DefaultSearchEngine create(Context context) {
+        SearchManager searchManager =
+                (SearchManager) context.getSystemService(Context.SEARCH_SERVICE);
+        ComponentName name = (ComponentName) ReflectHelper.invokeMethod(
+                              searchManager, "getWebSearchActivity", null, null);
+
+        if (name == null) return null;
+        SearchableInfo searchable = searchManager.getSearchableInfo(name);
+        if (searchable == null) return null;
+        return new DefaultSearchEngine(context, searchable);
+    }
+
+    private CharSequence loadLabel(Context context, ComponentName activityName) {
+        PackageManager pm = context.getPackageManager();
+        try {
+            ActivityInfo ai = pm.getActivityInfo(activityName, 0);
+            return ai.loadLabel(pm);
+        } catch (PackageManager.NameNotFoundException ex) {
+            Log.e(TAG, "Web search activity not found: " + activityName);
+            return null;
+        }
+    }
+
+    public String getName() {
+        String packageName = mSearchable.getSearchActivity().getPackageName();
+        // Use "google" as name to avoid showing Google twice (app + OpenSearch)
+        if ("com.google.android.googlequicksearchbox".equals(packageName)) {
+            return SearchEngine.GOOGLE;
+        } else if ("com.android.quicksearchbox".equals(packageName)) {
+            return SearchEngine.GOOGLE;
+        } else {
+            return packageName;
+        }
+    }
+
+    public CharSequence getLabel() {
+        return mLabel;
+    }
+
+    public void startSearch(Context context, String query,
+                            Bundle appData, String extraData) {
+        try {
+            Intent intent = new Intent(Intent.ACTION_WEB_SEARCH);
+            intent.setComponent(mSearchable.getSearchActivity());
+            intent.addCategory(Intent.CATEGORY_DEFAULT);
+            intent.putExtra(SearchManager.QUERY, query);
+            if (appData != null) {
+                intent.putExtra(SearchManager.APP_DATA, appData);
+            }
+            if (extraData != null) {
+                intent.putExtra(SearchManager.EXTRA_DATA_KEY, extraData);
+            }
+            intent.putExtra(Browser.EXTRA_APPLICATION_ID, context.getPackageName());
+            Intent viewIntent = new Intent(Intent.ACTION_VIEW);
+            viewIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+            viewIntent.setPackage(context.getPackageName());
+            PendingIntent pending = PendingIntent.getActivity(context, 0, viewIntent,
+                    PendingIntent.FLAG_ONE_SHOT);
+            intent.putExtra(SearchManager.EXTRA_WEB_SEARCH_PENDINGINTENT, pending);
+            context.startActivity(intent);
+        } catch (ActivityNotFoundException ex) {
+            Log.e(TAG, "Web search activity not found: " +
+                        mSearchable.getSearchActivity());
+        }
+    }
+
+    public Cursor getSuggestions(Context context, String query) {
+        SearchManager searchManager =
+                (SearchManager) context.getSystemService(Context.SEARCH_SERVICE);
+        Object[] params  = {mSearchable, query};
+        Class[] type = new Class[] {SearchableInfo.class, String.class};
+        Cursor cursor = (Cursor) ReflectHelper.invokeMethod(
+                                   searchManager, "getSuggestions", type, params);
+        return cursor;
+    }
+
+    public boolean supportsSuggestions() {
+        return !TextUtils.isEmpty(mSearchable.getSuggestAuthority());
+    }
+
+    public void close() {
+    }
+
+    @Override
+    public String toString() {
+        return "ActivitySearchEngine{" + mSearchable + "}";
+    }
+
+    @Override
+    public boolean wantsEmptyQuery() {
+        return false;
+    }
+
+}
diff --git a/src/com/android/browser/search/SearchEnginePreference.java b/src/com/android/browser/search/SearchEnginePreference.java
index 579160e..a129ef1 100644
--- a/src/com/android/browser/search/SearchEnginePreference.java
+++ b/src/com/android/browser/search/SearchEnginePreference.java
@@ -18,9 +18,15 @@
 import com.android.browser.R;
 import com.android.browser.mdm.SearchEngineRestriction;
 
+import android.app.SearchManager;
+import android.content.ComponentName;
 import android.content.Context;
+import android.content.pm.ActivityInfo;
+import android.content.pm.PackageManager;
+import android.content.res.Resources;
 import android.preference.ListPreference;
 import android.util.AttributeSet;
+import android.util.Log;
 import android.view.View;
 import android.widget.Toast;
 
@@ -36,6 +42,14 @@
         ArrayList<CharSequence> entryValues = new ArrayList<CharSequence>();
         ArrayList<CharSequence> entries = new ArrayList<CharSequence>();
 
+        SearchEngine defaultSearchEngine = SearchEngines.getDefaultSearchEngine(context);
+        String defaultSearchEngineName = null;
+        if (defaultSearchEngine != null) {
+            defaultSearchEngineName = defaultSearchEngine.getName();
+            entryValues.add(defaultSearchEngineName);
+            entries.add(defaultSearchEngine.getLabel());
+        }
+
         SearchEngineInfo managedSearchEngineInfo = SearchEngineRestriction.getInstance()
                 .getSearchEngineInfo();
 
@@ -47,8 +61,10 @@
             for (SearchEngineInfo searchEngineInfo : SearchEngines.getSearchEngineInfos(context)) {
                 String name = searchEngineInfo.getName();
                 // Skip entry if name is same as the default or the managed
-                entryValues.add(name);
-                entries.add(searchEngineInfo.getLabel());
+                if (!name.equals(defaultSearchEngineName)) {
+                    entryValues.add(name);
+                    entries.add(searchEngineInfo.getLabel());
+                }
             }
         }
 
diff --git a/src/com/android/browser/search/SearchEngines.java b/src/com/android/browser/search/SearchEngines.java
index 9a196a6..64497c3 100644
--- a/src/com/android/browser/search/SearchEngines.java
+++ b/src/com/android/browser/search/SearchEngines.java
@@ -17,6 +17,7 @@
 
 import com.android.browser.R;
 import android.content.Context;
+import android.content.res.Resources;
 import android.text.TextUtils;
 import android.util.Log;
 
@@ -28,6 +29,10 @@
 
     private static final String TAG = "SearchEngines";
 
+    public static SearchEngine getDefaultSearchEngine(Context context) {
+        return DefaultSearchEngine.create(context);
+    }
+
     public static List<SearchEngineInfo> getSearchEngineInfos(Context context) {
         ArrayList<SearchEngineInfo> searchEngineInfos = new ArrayList<SearchEngineInfo>();
         String[] searchEngines = context.getResources().getStringArray(R.array.search_engines);
@@ -41,11 +46,13 @@
 
     public static SearchEngine get(Context context, String name) {
         // TODO: cache
-        if (TextUtils.isEmpty(name)) {
-            return null;
+        SearchEngine defaultSearchEngine = getDefaultSearchEngine(context);
+        if (TextUtils.isEmpty(name)
+                || (defaultSearchEngine != null && name.equals(defaultSearchEngine.getName()))) {
+            return defaultSearchEngine;
         }
         SearchEngineInfo searchEngineInfo = getSearchEngineInfo(context, name);
-        if (searchEngineInfo == null) return null;
+        if (searchEngineInfo == null) return defaultSearchEngine;
         return new OpenSearchSearchEngine(context, searchEngineInfo);
     }