content: /*
   * Copyright (C) 2008 ZXing authors
   *
   * 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.almalence.plugins.vf.barcodescanner.result;
  
  import java.util.Arrays;
  import java.util.Collection;
  import java.util.HashMap;
  import java.util.Locale;
  import java.util.Map;
  
  import android.content.Context;
  
  /**
   * Handles any locale-specific logic for the client.
   * 
   * @author Sean Owen
   */
  public final class LocaleManager
  {
  
  	private static final String					DEFAULT_TLD						= "com";
  	private static final String					DEFAULT_COUNTRY					= "US";
  	private static final String					DEFAULT_LANGUAGE				= "en";
  
  	/**
  	 * Locales (well, countries) where Google web search is available. These
  	 * should be kept in sync with our translations.
  	 */
  	private static final Map<String, String>	GOOGLE_COUNTRY_TLD;
  	static
  	{
  		GOOGLE_COUNTRY_TLD = new HashMap<String, String>();
  		GOOGLE_COUNTRY_TLD.put("AR", "com.ar"); // ARGENTINA
  		GOOGLE_COUNTRY_TLD.put("AU", "com.au"); // AUSTRALIA
  		GOOGLE_COUNTRY_TLD.put("BR", "com.br"); // BRAZIL
  		GOOGLE_COUNTRY_TLD.put("BG", "bg"); // BULGARIA
  		GOOGLE_COUNTRY_TLD.put(Locale.CANADA.getCountry(), "ca");
  		GOOGLE_COUNTRY_TLD.put(Locale.CHINA.getCountry(), "cn");
  		GOOGLE_COUNTRY_TLD.put("CZ", "cz"); // CZECH REPUBLIC
  		GOOGLE_COUNTRY_TLD.put("DK", "dk"); // DENMARK
  		GOOGLE_COUNTRY_TLD.put("FI", "fi"); // FINLAND
  		GOOGLE_COUNTRY_TLD.put(Locale.FRANCE.getCountry(), "fr");
  		GOOGLE_COUNTRY_TLD.put(Locale.GERMANY.getCountry(), "de");
  		GOOGLE_COUNTRY_TLD.put("GR", "gr"); // GREECE
  		GOOGLE_COUNTRY_TLD.put("HU", "hu"); // HUNGARY
  		GOOGLE_COUNTRY_TLD.put("ID", "co.id"); // INDONESIA
  		GOOGLE_COUNTRY_TLD.put("IL", "co.il"); // ISRAEL
  		GOOGLE_COUNTRY_TLD.put(Locale.ITALY.getCountry(), "it");
  		GOOGLE_COUNTRY_TLD.put(Locale.JAPAN.getCountry(), "co.jp");
  		GOOGLE_COUNTRY_TLD.put(Locale.KOREA.getCountry(), "co.kr");
  		GOOGLE_COUNTRY_TLD.put("NL", "nl"); // NETHERLANDS
  		GOOGLE_COUNTRY_TLD.put("PL", "pl"); // POLAND
  		GOOGLE_COUNTRY_TLD.put("PT", "pt"); // PORTUGAL
  		GOOGLE_COUNTRY_TLD.put("RO", "ro"); // ROMANIA
  		GOOGLE_COUNTRY_TLD.put("RU", "ru"); // RUSSIA
  		GOOGLE_COUNTRY_TLD.put("SK", "sk"); // SLOVAK REPUBLIC
  		GOOGLE_COUNTRY_TLD.put("SI", "si"); // SLOVENIA
  		GOOGLE_COUNTRY_TLD.put("ES", "es"); // SPAIN
  		GOOGLE_COUNTRY_TLD.put("SE", "se"); // SWEDEN
  		GOOGLE_COUNTRY_TLD.put("CH", "ch"); // SWITZERLAND
  		GOOGLE_COUNTRY_TLD.put(Locale.TAIWAN.getCountry(), "tw");
  		GOOGLE_COUNTRY_TLD.put("TR", "com.tr"); // TURKEY
  		GOOGLE_COUNTRY_TLD.put(Locale.UK.getCountry(), "co.uk");
  		GOOGLE_COUNTRY_TLD.put(Locale.US.getCountry(), "com");
  	}
  
  	/**
  	 * Google Product Search for mobile is available in fewer countries than web
  	 * search. See here:
  	 * http://support.google.com/merchants/bin/answer.py?hl=en-GB&answer=160619
  	 */
  	private static final Map<String, String>	GOOGLE_PRODUCT_SEARCH_COUNTRY_TLD;
  	static
  	{
  		GOOGLE_PRODUCT_SEARCH_COUNTRY_TLD = new HashMap<String, String>();
  		GOOGLE_PRODUCT_SEARCH_COUNTRY_TLD.put("AU", "com.au"); // AUSTRALIA
  		GOOGLE_PRODUCT_SEARCH_COUNTRY_TLD.put(Locale.FRANCE.getCountry(), "fr");
  		GOOGLE_PRODUCT_SEARCH_COUNTRY_TLD.put(Locale.GERMANY.getCountry(), "de");
  		GOOGLE_PRODUCT_SEARCH_COUNTRY_TLD.put(Locale.ITALY.getCountry(), "it");
  		GOOGLE_PRODUCT_SEARCH_COUNTRY_TLD.put(Locale.JAPAN.getCountry(), "co.jp");
  		GOOGLE_PRODUCT_SEARCH_COUNTRY_TLD.put("NL", "nl"); // NETHERLANDS
  		GOOGLE_PRODUCT_SEARCH_COUNTRY_TLD.put("ES", "es"); // SPAIN
  		GOOGLE_PRODUCT_SEARCH_COUNTRY_TLD.put("CH", "ch"); // SWITZERLAND
  		GOOGLE_PRODUCT_SEARCH_COUNTRY_TLD.put(Locale.UK.getCountry(), "co.uk");
  		GOOGLE_PRODUCT_SEARCH_COUNTRY_TLD.put(Locale.US.getCountry(), "com");
  	}
  
  	/**
  	 * Book search is offered everywhere that web search is available.
  	 */
  	private static final Map<String, String>	GOOGLE_BOOK_SEARCH_COUNTRY_TLD	= GOOGLE_COUNTRY_TLD;
  
  	private static final Collection<String>		TRANSLATED_HELP_ASSET_LANGUAGES	= Arrays.asList("de", "en", "es", "fr",
  																						"it", "ja", "ko", "nl", "pt",
  																						"ru", "zh-rCN", "zh-rTW",
  																						"zh-rHK");
  
  	private LocaleManager()
  	{
  	}
  
  	/**
  	 * @param context
  	 *            application's {@link Context}
  	 * @return country-specific TLD suffix appropriate for the current default
  	 *         locale (e.g. "co.uk" for the United Kingdom)
  	 */
  	public static String getCountryTLD(Context context)
  	{
  		return doGetTLD(GOOGLE_COUNTRY_TLD, context);
  	}
  
  	/**
  	 * The same as above, but specifically for Google Product Search.
  	 * 
  	 * @param context
  	 *            application's {@link Context}
  	 * @return The top-level domain to use.
  	 */
  	public static String getProductSearchCountryTLD(Context context)
  	{
  		return doGetTLD(GOOGLE_PRODUCT_SEARCH_COUNTRY_TLD, context);
  	}
  
  	/**
  	 * The same as above, but specifically for Google Book Search.
  	 * 
  	 * @param context
  	 *            application's {@link Context}
  	 * @return The top-level domain to use.
  	 */
  	public static String getBookSearchCountryTLD(Context context)
  	{
  		return doGetTLD(GOOGLE_BOOK_SEARCH_COUNTRY_TLD, context);
  	}
  
  	/**
  	 * Does a given URL point to Google Book Search, regardless of domain.
  	 * 
  	 * @param url
  	 *            The address to check.
  	 * @return True if this is a Book Search URL.
  	 */
  	public static boolean isBookSearchUrl(String url)
  	{
  		return url.startsWith("http://google.com/books") || url.startsWith("http://books.google.");
  	}
  
  	private static String getSystemCountry()
  	{
  		Locale locale = Locale.getDefault();
  		return locale == null ? DEFAULT_COUNTRY : locale.getCountry();
  	}
  
  	private static String getSystemLanguage()
  	{
  		Locale locale = Locale.getDefault();
  		if (locale == null)
  		{
  			return DEFAULT_LANGUAGE;
  		}
  		String language = locale.getLanguage();
  		// Special case Chinese
  		if (Locale.SIMPLIFIED_CHINESE.getLanguage().equals(language))
  		{
  			return language + "-r" + getSystemCountry();
  		}
  		return language;
  	}
  
  	public static String getTranslatedAssetLanguage()
  	{
  		String language = getSystemLanguage();
  		return TRANSLATED_HELP_ASSET_LANGUAGES.contains(language) ? language : DEFAULT_LANGUAGE;
  	}
  
  	private static String doGetTLD(Map<String, String> map, Context context)
  	{
  		String tld = map.get(getCountry(context));
  		return tld == null ? DEFAULT_TLD : tld;
  	}
  
  	public static String getCountry(Context context)
  	{
  		return getSystemCountry();
  	}
  
  }
  