michael@0: /* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: package org.mozilla.gecko.home;
michael@0: 
michael@0: import org.mozilla.gecko.gfx.BitmapUtils;
michael@0: 
michael@0: import org.json.JSONException;
michael@0: import org.json.JSONObject;
michael@0: 
michael@0: import android.graphics.Bitmap;
michael@0: import android.util.Log;
michael@0: 
michael@0: import java.util.ArrayList;
michael@0: import java.util.List;
michael@0: 
michael@0: public class SearchEngine {
michael@0:     public static final String LOG_TAG = "GeckoSearchEngine";
michael@0: 
michael@0:     public final String name;             // Never null.
michael@0:     public final String identifier;       // Can be null.
michael@0: 
michael@0:     private final Bitmap icon;
michael@0:     private volatile List<String> suggestions = new ArrayList<String>();   // Never null.
michael@0: 
michael@0:     public SearchEngine(JSONObject engineJSON) throws JSONException {
michael@0:         if (engineJSON == null) {
michael@0:             throw new IllegalArgumentException("Can't instantiate SearchEngine from null JSON.");
michael@0:         }
michael@0: 
michael@0:         this.name = getString(engineJSON, "name");
michael@0:         if (this.name == null) {
michael@0:             throw new IllegalArgumentException("Cannot have an unnamed search engine.");
michael@0:         }
michael@0: 
michael@0:         this.identifier = getString(engineJSON, "identifier");
michael@0: 
michael@0:         final String iconURI = getString(engineJSON, "iconURI");
michael@0:         if (iconURI == null) {
michael@0:             Log.w(LOG_TAG, "iconURI is null for search engine " + this.name);
michael@0:             this.icon = null;
michael@0:             return;
michael@0:         }
michael@0:         this.icon = BitmapUtils.getBitmapFromDataURI(iconURI);
michael@0:     }
michael@0: 
michael@0:     private static String getString(JSONObject data, String key) throws JSONException {
michael@0:         if (data.isNull(key)) {
michael@0:             return null;
michael@0:         }
michael@0:         return data.getString(key);
michael@0:     }
michael@0: 
michael@0:     /**
michael@0:      * @return a non-null string suitable for use by FHR.
michael@0:      */
michael@0:     public String getEngineIdentifier() {
michael@0:         if (this.identifier != null) {
michael@0:             return this.identifier;
michael@0:         }
michael@0:         if (this.name != null) {
michael@0:             return "other-" + this.name;
michael@0:         }
michael@0:         return "other";
michael@0:     }
michael@0: 
michael@0:     public boolean hasSuggestions() {
michael@0:         return !this.suggestions.isEmpty();
michael@0:     }
michael@0: 
michael@0:     public int getSuggestionsCount() {
michael@0:         return this.suggestions.size();
michael@0:     }
michael@0: 
michael@0:     public Iterable<String> getSuggestions() {
michael@0:         return this.suggestions;
michael@0:     }
michael@0: 
michael@0:     public void setSuggestions(List<String> suggestions) {
michael@0:         if (suggestions == null) {
michael@0:             this.suggestions = new ArrayList<String>();
michael@0:             return;
michael@0:         }
michael@0:         this.suggestions = suggestions;
michael@0:     }
michael@0: 
michael@0:     public Bitmap getIcon() {
michael@0:         return this.icon;
michael@0:     }
michael@0: }
michael@0: