001 /* 002 * Sonar, open source software quality management tool. 003 * Copyright (C) 2008-2012 SonarSource 004 * mailto:contact AT sonarsource DOT com 005 * 006 * Sonar is free software; you can redistribute it and/or 007 * modify it under the terms of the GNU Lesser General Public 008 * License as published by the Free Software Foundation; either 009 * version 3 of the License, or (at your option) any later version. 010 * 011 * Sonar is distributed in the hope that it will be useful, 012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 * Lesser General Public License for more details. 015 * 016 * You should have received a copy of the GNU Lesser General Public 017 * License along with Sonar; if not, write to the Free Software 018 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02 019 */ 020 package org.sonar.core.i18n; 021 022 import com.google.common.collect.Lists; 023 import org.apache.commons.lang.StringEscapeUtils; 024 import org.sonar.api.ServerComponent; 025 026 import java.util.*; 027 028 public class GwtI18n implements ServerComponent { 029 public static final String GWT_BUNDLE = I18nManager.BUNDLE_PACKAGE + "gwt"; 030 031 private I18nManager manager; 032 private String[] propertyKeys; 033 034 public GwtI18n(I18nManager manager) { 035 this.manager = manager; 036 } 037 038 public void start() { 039 doStart(getBundle(Locale.ENGLISH)); 040 } 041 042 void doStart(ResourceBundle englishBundle) { 043 List<String> keys = Lists.newArrayList(); 044 Enumeration<String> enumeration = englishBundle.getKeys(); 045 while (enumeration.hasMoreElements()) { 046 String propertyKey = enumeration.nextElement(); 047 keys.add(propertyKey); 048 } 049 propertyKeys = keys.toArray(new String[keys.size()]); 050 } 051 052 String[] getPropertyKeys() { 053 return propertyKeys; 054 } 055 056 /** 057 * Used by the JRuby on Rails application 058 */ 059 public String getJsDictionnary(Locale locale) { 060 ResourceBundle bundle = getBundle(locale); 061 return getJsDictionnary(bundle); 062 } 063 064 String getJsDictionnary(ResourceBundle bundle) { 065 StringBuilder js = new StringBuilder("var l10n = {"); 066 for (int index = 0; index < propertyKeys.length; index++) { 067 String key = propertyKeys[index]; 068 String value = StringEscapeUtils.escapeJavaScript(bundle.getString(key)); 069 if (index > 0) { 070 js.append(","); 071 } 072 js.append("\"").append(key).append("\": \"").append(value).append("\""); 073 } 074 js.append("};"); 075 return js.toString(); 076 } 077 078 ResourceBundle getBundle(Locale locale) { 079 try { 080 return ResourceBundle.getBundle(GWT_BUNDLE, locale, manager.getLanguagePackClassLoader()); 081 } catch (MissingResourceException e) { 082 throw new IllegalStateException("The English bundle for GWT extensions is not deployed", e); 083 } 084 } 085 }