982 Zeilen
33 KiB
PHP
982 Zeilen
33 KiB
PHP
<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Translate
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* @subpackage Zend_Translate_Adapter
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* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id$
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*/
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/**
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* @see Zend_Locale
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*/
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require_once 'Zend/Locale.php';
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/**
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* @see Zend_Translate_Plural
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*/
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require_once 'Zend/Translate/Plural.php';
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/**
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* Basic adapter class for each translation source adapter
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*
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* @category Zend
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* @package Zend_Translate
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* @subpackage Zend_Translate_Adapter
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* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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abstract class Zend_Translate_Adapter {
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/**
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* Shows if locale detection is in automatic level
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* @var boolean
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*/
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private $_automatic = true;
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/**
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* Internal value to see already routed languages
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* @var array()
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*/
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private $_routed = array();
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/**
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* Internal cache for all adapters
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* @var Zend_Cache_Core
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*/
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protected static $_cache = null;
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/**
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* Internal value to remember if cache supports tags
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*
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* @var boolean
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*/
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private static $_cacheTags = false;
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/**
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* Scans for the locale within the name of the directory
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* @constant integer
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*/
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const LOCALE_DIRECTORY = 'directory';
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/**
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* Scans for the locale within the name of the file
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* @constant integer
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*/
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const LOCALE_FILENAME = 'filename';
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/**
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* Array with all options, each adapter can have own additional options
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* 'clear' => when true, clears already loaded translations when adding new files
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* 'content' => content to translate or file or directory with content
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* 'disableNotices' => when true, omits notices from being displayed
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* 'ignore' => a prefix for files and directories which are not being added
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* 'locale' => the actual set locale to use
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* 'log' => a instance of Zend_Log where logs are written to
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* 'logMessage' => message to be logged
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* 'logPriority' => priority which is used to write the log message
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* 'logUntranslated' => when true, untranslated messages are not logged
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* 'reload' => reloads the cache by reading the content again
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* 'scan' => searches for translation files using the LOCALE constants
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* 'tag' => tag to use for the cache
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*
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* @var array
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*/
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protected $_options = array(
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'clear' => false,
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'content' => null,
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'disableNotices' => false,
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'ignore' => '.',
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'locale' => 'auto',
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'log' => null,
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'logMessage' => "Untranslated message within '%locale%': %message%",
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'logPriority' => 5,
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'logUntranslated' => false,
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'reload' => false,
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'route' => null,
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'scan' => null,
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'tag' => 'Zend_Translate'
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);
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/**
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* Translation table
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* @var array
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*/
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protected $_translate = array();
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/**
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* Generates the adapter
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*
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* @param array|Zend_Config $options Translation options for this adapter
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* @throws Zend_Translate_Exception
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* @return void
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*/
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public function __construct($options = array())
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{
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if ($options instanceof Zend_Config) {
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$options = $options->toArray();
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} else if (func_num_args() > 1) {
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$args = func_get_args();
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$options = array();
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$options['content'] = array_shift($args);
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if (!empty($args)) {
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$options['locale'] = array_shift($args);
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}
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if (!empty($args)) {
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$opt = array_shift($args);
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$options = array_merge($opt, $options);
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}
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} else if (!is_array($options)) {
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$options = array('content' => $options);
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}
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if (array_key_exists('cache', $options)) {
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self::setCache($options['cache']);
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unset($options['cache']);
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}
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if (isset(self::$_cache)) {
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$id = 'Zend_Translate_' . $this->toString() . '_Options';
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$result = self::$_cache->load($id);
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if ($result) {
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$this->_options = $result;
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}
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}
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if (empty($options['locale']) || ($options['locale'] === "auto")) {
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$this->_automatic = true;
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} else {
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$this->_automatic = false;
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}
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$locale = null;
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if (!empty($options['locale'])) {
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$locale = $options['locale'];
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unset($options['locale']);
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}
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$this->setOptions($options);
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$options['locale'] = $locale;
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if (!empty($options['content'])) {
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$this->addTranslation($options);
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}
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if ($this->getLocale() !== (string) $options['locale']) {
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$this->setLocale($options['locale']);
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}
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}
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/**
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* Add translations
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*
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* This may be a new language or additional content for an existing language
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* If the key 'clear' is true, then translations for the specified
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* language will be replaced and added otherwise
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*
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* @param array|Zend_Config $options Options and translations to be added
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* @throws Zend_Translate_Exception
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* @return Zend_Translate_Adapter Provides fluent interface
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*/
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public function addTranslation($options = array())
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{
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if ($options instanceof Zend_Config) {
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$options = $options->toArray();
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} else if (func_num_args() > 1) {
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$args = func_get_args();
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$options = array();
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$options['content'] = array_shift($args);
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if (!empty($args)) {
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$options['locale'] = array_shift($args);
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}
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if (!empty($args)) {
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$opt = array_shift($args);
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$options = array_merge($opt, $options);
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}
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} else if (!is_array($options)) {
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$options = array('content' => $options);
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}
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$originate = null;
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if (!empty($options['locale'])) {
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$originate = (string) $options['locale'];
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}
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if ((array_key_exists('log', $options)) && !($options['log'] instanceof Zend_Log)) {
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require_once 'Zend/Translate/Exception.php';
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throw new Zend_Translate_Exception('Instance of Zend_Log expected for option log');
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}
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try {
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if (!($options['content'] instanceof Zend_Translate) && !($options['content'] instanceof Zend_Translate_Adapter)) {
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if (empty($options['locale'])) {
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$options['locale'] = null;
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}
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$options['locale'] = Zend_Locale::findLocale($options['locale']);
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}
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} catch (Zend_Locale_Exception $e) {
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require_once 'Zend/Translate/Exception.php';
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throw new Zend_Translate_Exception("The given Language '{$options['locale']}' does not exist", 0, $e);
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}
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$options = $options + $this->_options;
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if (is_string($options['content']) and is_dir($options['content'])) {
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$options['content'] = realpath($options['content']);
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$prev = '';
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foreach (new RecursiveIteratorIterator(
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new RecursiveDirectoryIterator($options['content'], RecursiveDirectoryIterator::KEY_AS_PATHNAME),
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RecursiveIteratorIterator::SELF_FIRST) as $directory => $info) {
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$file = $info->getFilename();
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if (is_array($options['ignore'])) {
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foreach ($options['ignore'] as $key => $ignore) {
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if (strpos($key, 'regex') !== false) {
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if (preg_match($ignore, $directory)) {
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// ignore files matching the given regex from option 'ignore' and all files below
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continue 2;
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}
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} else if (strpos($directory, DIRECTORY_SEPARATOR . $ignore) !== false) {
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// ignore files matching first characters from option 'ignore' and all files below
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continue 2;
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}
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}
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} else {
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if (strpos($directory, DIRECTORY_SEPARATOR . $options['ignore']) !== false) {
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// ignore files matching first characters from option 'ignore' and all files below
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continue;
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}
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}
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if ($info->isDir()) {
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// pathname as locale
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if (($options['scan'] === self::LOCALE_DIRECTORY) and (Zend_Locale::isLocale($file, true, false))) {
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$options['locale'] = $file;
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$prev = (string) $options['locale'];
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}
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} else if ($info->isFile()) {
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// filename as locale
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if ($options['scan'] === self::LOCALE_FILENAME) {
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$filename = explode('.', $file);
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array_pop($filename);
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$filename = implode('.', $filename);
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if (Zend_Locale::isLocale((string) $filename, true, false)) {
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$options['locale'] = (string) $filename;
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} else {
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$parts = explode('.', $file);
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$parts2 = array();
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foreach($parts as $token) {
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$parts2 += explode('_', $token);
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}
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$parts = array_merge($parts, $parts2);
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$parts2 = array();
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foreach($parts as $token) {
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$parts2 += explode('-', $token);
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}
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$parts = array_merge($parts, $parts2);
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$parts = array_unique($parts);
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$prev = '';
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foreach($parts as $token) {
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if (Zend_Locale::isLocale($token, true, false)) {
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if (strlen($prev) <= strlen($token)) {
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$options['locale'] = $token;
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$prev = $token;
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}
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}
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}
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}
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}
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try {
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$options['content'] = $info->getPathname();
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$this->_addTranslationData($options);
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} catch (Zend_Translate_Exception $e) {
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// ignore failed sources while scanning
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}
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}
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}
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} else {
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$this->_addTranslationData($options);
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}
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if ((isset($this->_translate[$originate]) === true) and (count($this->_translate[$originate]) > 0)) {
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$this->setLocale($originate);
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}
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return $this;
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}
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/**
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* Sets new adapter options
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*
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* @param array $options Adapter options
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* @throws Zend_Translate_Exception
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* @return Zend_Translate_Adapter Provides fluent interface
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*/
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public function setOptions(array $options = array())
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{
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$change = false;
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$locale = null;
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foreach ($options as $key => $option) {
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if ($key == 'locale') {
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$locale = $option;
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} else if ((isset($this->_options[$key]) and ($this->_options[$key] != $option)) or
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!isset($this->_options[$key])) {
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if (($key == 'log') && !($option instanceof Zend_Log)) {
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require_once 'Zend/Translate/Exception.php';
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throw new Zend_Translate_Exception('Instance of Zend_Log expected for option log');
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}
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if ($key == 'cache') {
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self::setCache($option);
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continue;
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}
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$this->_options[$key] = $option;
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$change = true;
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}
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}
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if ($locale !== null) {
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$this->setLocale($locale);
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}
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if (isset(self::$_cache) and ($change == true)) {
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$id = 'Zend_Translate_' . $this->toString() . '_Options';
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if (self::$_cacheTags) {
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self::$_cache->save($this->_options, $id, array($this->_options['tag']));
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} else {
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self::$_cache->save($this->_options, $id);
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}
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}
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return $this;
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}
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/**
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* Returns the adapters name and it's options
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*
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* @param string|null $optionKey String returns this option
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* null returns all options
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* @return integer|string|array|null
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*/
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public function getOptions($optionKey = null)
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{
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if ($optionKey === null) {
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return $this->_options;
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}
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if (isset($this->_options[$optionKey]) === true) {
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return $this->_options[$optionKey];
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}
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return null;
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}
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/**
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* Gets locale
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*
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* @return Zend_Locale|string|null
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*/
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public function getLocale()
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{
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return $this->_options['locale'];
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}
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/**
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* Sets locale
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*
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* @param string|Zend_Locale $locale Locale to set
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* @throws Zend_Translate_Exception
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* @return Zend_Translate_Adapter Provides fluent interface
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*/
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public function setLocale($locale)
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{
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if (($locale === "auto") or ($locale === null)) {
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$this->_automatic = true;
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} else {
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$this->_automatic = false;
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}
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try {
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$locale = Zend_Locale::findLocale($locale);
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} catch (Zend_Locale_Exception $e) {
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require_once 'Zend/Translate/Exception.php';
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throw new Zend_Translate_Exception("The given Language ({$locale}) does not exist", 0, $e);
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}
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if (!isset($this->_translate[$locale])) {
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$temp = explode('_', $locale);
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if (!isset($this->_translate[$temp[0]]) and !isset($this->_translate[$locale])) {
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if (!$this->_options['disableNotices']) {
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if ($this->_options['log']) {
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$this->_options['log']->log("The language '{$locale}' has to be added before it can be used.", $this->_options['logPriority']);
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} else {
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trigger_error("The language '{$locale}' has to be added before it can be used.", E_USER_NOTICE);
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}
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}
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}
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$locale = $temp[0];
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}
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if (empty($this->_translate[$locale])) {
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if (!$this->_options['disableNotices']) {
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if ($this->_options['log']) {
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$this->_options['log']->log("No translation for the language '{$locale}' available.", $this->_options['logPriority']);
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} else {
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trigger_error("No translation for the language '{$locale}' available.", E_USER_NOTICE);
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}
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}
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}
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if ($this->_options['locale'] != $locale) {
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$this->_options['locale'] = $locale;
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if (isset(self::$_cache)) {
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$id = 'Zend_Translate_' . $this->toString() . '_Options';
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if (self::$_cacheTags) {
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self::$_cache->save($this->_options, $id, array($this->_options['tag']));
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} else {
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self::$_cache->save($this->_options, $id);
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}
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}
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}
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return $this;
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}
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/**
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* Returns the available languages from this adapter
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*
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* @return array|null
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*/
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public function getList()
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{
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$list = array_keys($this->_translate);
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$result = null;
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foreach($list as $value) {
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if (!empty($this->_translate[$value])) {
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$result[$value] = $value;
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}
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}
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return $result;
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}
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/**
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* Returns the message id for a given translation
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* If no locale is given, the actual language will be used
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*
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* @param string $message Message to get the key for
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* @param string|Zend_Locale $locale (optional) Language to return the message ids from
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* @return string|array|false
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*/
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public function getMessageId($message, $locale = null)
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{
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if (empty($locale) or !$this->isAvailable($locale)) {
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$locale = $this->_options['locale'];
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}
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return array_search($message, $this->_translate[(string) $locale]);
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}
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/**
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* Returns all available message ids from this adapter
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* If no locale is given, the actual language will be used
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*
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* @param string|Zend_Locale $locale (optional) Language to return the message ids from
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* @return array
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*/
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public function getMessageIds($locale = null)
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{
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if (empty($locale) or !$this->isAvailable($locale)) {
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$locale = $this->_options['locale'];
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}
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return array_keys($this->_translate[(string) $locale]);
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}
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/**
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* Returns all available translations from this adapter
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* If no locale is given, the actual language will be used
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* If 'all' is given the complete translation dictionary will be returned
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*
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* @param string|Zend_Locale $locale (optional) Language to return the messages from
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* @return array
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*/
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public function getMessages($locale = null)
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{
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if ($locale === 'all') {
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return $this->_translate;
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}
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if ((empty($locale) === true) or ($this->isAvailable($locale) === false)) {
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$locale = $this->_options['locale'];
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}
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return $this->_translate[(string) $locale];
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}
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/**
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* Is the wished language available ?
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*
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* @see Zend_Locale
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* @param string|Zend_Locale $locale Language to search for, identical with locale identifier,
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* @see Zend_Locale for more information
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* @return boolean
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*/
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public function isAvailable($locale)
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{
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$return = isset($this->_translate[(string) $locale]);
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return $return;
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}
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|
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/**
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* Load translation data
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*
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* @param mixed $data
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* @param string|Zend_Locale $locale
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* @param array $options (optional)
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* @return array
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*/
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abstract protected function _loadTranslationData($data, $locale, array $options = array());
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|
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/**
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* Internal function for adding translation data
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*
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* This may be a new language or additional data for an existing language
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* If the options 'clear' is true, then the translation data for the specified
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* language is replaced and added otherwise
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*
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* @see Zend_Locale
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* @param array|Zend_Config $content Translation data to add
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* @throws Zend_Translate_Exception
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* @return Zend_Translate_Adapter Provides fluent interface
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*/
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private function _addTranslationData($options = array())
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{
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if ($options instanceof Zend_Config) {
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$options = $options->toArray();
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} else if (func_num_args() > 1) {
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$args = func_get_args();
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$options['content'] = array_shift($args);
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if (!empty($args)) {
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$options['locale'] = array_shift($args);
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}
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if (!empty($args)) {
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$options += array_shift($args);
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}
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}
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if (($options['content'] instanceof Zend_Translate) || ($options['content'] instanceof Zend_Translate_Adapter)) {
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$options['usetranslateadapter'] = true;
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if (!empty($options['locale']) && ($options['locale'] !== 'auto')) {
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$options['content'] = $options['content']->getMessages($options['locale']);
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} else {
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$content = $options['content'];
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$locales = $content->getList();
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foreach ($locales as $locale) {
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$options['locale'] = $locale;
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$options['content'] = $content->getMessages($locale);
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$this->_addTranslationData($options);
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}
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return $this;
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}
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}
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try {
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$options['locale'] = Zend_Locale::findLocale($options['locale']);
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} catch (Zend_Locale_Exception $e) {
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require_once 'Zend/Translate/Exception.php';
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throw new Zend_Translate_Exception("The given Language '{$options['locale']}' does not exist", 0, $e);
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}
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if ($options['clear'] || !isset($this->_translate[$options['locale']])) {
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$this->_translate[$options['locale']] = array();
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}
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$read = true;
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if (isset(self::$_cache)) {
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$id = 'Zend_Translate_' . md5(serialize($options['content'])) . '_' . $this->toString();
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$temp = self::$_cache->load($id);
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if ($temp) {
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$read = false;
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}
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}
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if ($options['reload']) {
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$read = true;
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}
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if ($read) {
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if (!empty($options['usetranslateadapter'])) {
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$temp = array($options['locale'] => $options['content']);
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} else {
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$temp = $this->_loadTranslationData($options['content'], $options['locale'], $options);
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}
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}
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if (empty($temp)) {
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$temp = array();
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}
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$keys = array_keys($temp);
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foreach($keys as $key) {
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if (!isset($this->_translate[$key])) {
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$this->_translate[$key] = array();
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}
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if (array_key_exists($key, $temp) && is_array($temp[$key])) {
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$this->_translate[$key] = $temp[$key] + $this->_translate[$key];
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}
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}
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if ($this->_automatic === true) {
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$find = new Zend_Locale($options['locale']);
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$browser = $find->getEnvironment() + $find->getBrowser();
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arsort($browser);
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foreach($browser as $language => $quality) {
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if (isset($this->_translate[$language])) {
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$this->_options['locale'] = $language;
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break;
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}
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}
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}
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if (($read) and (isset(self::$_cache))) {
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$id = 'Zend_Translate_' . md5(serialize($options['content'])) . '_' . $this->toString();
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if (self::$_cacheTags) {
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self::$_cache->save($temp, $id, array($this->_options['tag']));
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} else {
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self::$_cache->save($temp, $id);
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}
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}
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return $this;
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}
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/**
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* Translates the given string
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* returns the translation
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*
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* @see Zend_Locale
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* @param string|array $messageId Translation string, or Array for plural translations
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* @param string|Zend_Locale $locale (optional) Locale/Language to use, identical with
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* locale identifier, @see Zend_Locale for more information
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* @return string
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*/
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public function translate($messageId, $locale = null)
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{
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if ($locale === null) {
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$locale = $this->_options['locale'];
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}
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$plural = null;
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if (is_array($messageId)) {
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if (count($messageId) > 2) {
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$number = array_pop($messageId);
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if (!is_numeric($number)) {
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$plocale = $number;
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$number = array_pop($messageId);
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} else {
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$plocale = 'en';
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}
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$plural = $messageId;
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$messageId = $messageId[0];
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} else {
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$messageId = $messageId[0];
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}
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}
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if (!Zend_Locale::isLocale($locale, true, false)) {
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if (!Zend_Locale::isLocale($locale, false, false)) {
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// language does not exist, return original string
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$this->_log($messageId, $locale);
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// use rerouting when enabled
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if (!empty($this->_options['route'])) {
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if (array_key_exists($locale, $this->_options['route']) &&
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!array_key_exists($locale, $this->_routed)) {
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$this->_routed[$locale] = true;
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return $this->translate($messageId, $this->_options['route'][$locale]);
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}
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}
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$this->_routed = array();
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if ($plural === null) {
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return $messageId;
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}
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$rule = Zend_Translate_Plural::getPlural($number, $plocale);
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if (!isset($plural[$rule])) {
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$rule = 0;
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}
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return $plural[$rule];
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}
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$locale = new Zend_Locale($locale);
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}
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$locale = (string) $locale;
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if ((is_string($messageId) || is_int($messageId)) && isset($this->_translate[$locale][$messageId])) {
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// return original translation
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if ($plural === null) {
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$this->_routed = array();
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return $this->_translate[$locale][$messageId];
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}
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$rule = Zend_Translate_Plural::getPlural($number, $locale);
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if (isset($this->_translate[$locale][$plural[0]][$rule])) {
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$this->_routed = array();
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return $this->_translate[$locale][$plural[0]][$rule];
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}
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} else if (strlen($locale) != 2) {
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// faster than creating a new locale and separate the leading part
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$locale = substr($locale, 0, -strlen(strrchr($locale, '_')));
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if ((is_string($messageId) || is_int($messageId)) && isset($this->_translate[$locale][$messageId])) {
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// return regionless translation (en_US -> en)
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if ($plural === null) {
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$this->_routed = array();
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return $this->_translate[$locale][$messageId];
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}
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$rule = Zend_Translate_Plural::getPlural($number, $locale);
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if (isset($this->_translate[$locale][$plural[0]][$rule])) {
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$this->_routed = array();
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return $this->_translate[$locale][$plural[0]][$rule];
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}
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}
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}
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$this->_log($messageId, $locale);
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// use rerouting when enabled
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if (!empty($this->_options['route'])) {
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if (array_key_exists($locale, $this->_options['route']) &&
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!array_key_exists($locale, $this->_routed)) {
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$this->_routed[$locale] = true;
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return $this->translate($messageId, $this->_options['route'][$locale]);
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}
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}
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$this->_routed = array();
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if ($plural === null) {
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return $messageId;
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}
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$rule = Zend_Translate_Plural::getPlural($number, $plocale);
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if (!isset($plural[$rule])) {
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$rule = 0;
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}
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return $plural[$rule];
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}
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/**
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* Translates the given string using plural notations
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* Returns the translated string
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*
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* @see Zend_Locale
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* @param string $singular Singular translation string
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* @param string $plural Plural translation string
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* @param integer $number Number for detecting the correct plural
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* @param string|Zend_Locale $locale (Optional) Locale/Language to use, identical with
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* locale identifier, @see Zend_Locale for more information
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* @return string
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*/
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public function plural($singular, $plural, $number, $locale = null)
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{
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return $this->translate(array($singular, $plural, $number), $locale);
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}
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/**
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* Logs a message when the log option is set
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*
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* @param string $message Message to log
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* @param String $locale Locale to log
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*/
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protected function _log($message, $locale) {
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if ($this->_options['logUntranslated']) {
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$message = str_replace('%message%', $message, $this->_options['logMessage']);
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$message = str_replace('%locale%', $locale, $message);
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if ($this->_options['log']) {
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$this->_options['log']->log($message, $this->_options['logPriority']);
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} else {
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trigger_error($message, E_USER_NOTICE);
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}
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}
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}
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/**
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* Translates the given string
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* returns the translation
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*
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* @param string $messageId Translation string
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* @param string|Zend_Locale $locale (optional) Locale/Language to use, identical with locale
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* identifier, @see Zend_Locale for more information
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* @return string
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*/
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public function _($messageId, $locale = null)
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{
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return $this->translate($messageId, $locale);
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}
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/**
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* Checks if a string is translated within the source or not
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* returns boolean
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*
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* @param string $messageId Translation string
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* @param boolean $original (optional) Allow translation only for original language
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* when true, a translation for 'en_US' would give false when it can
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* be translated with 'en' only
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* @param string|Zend_Locale $locale (optional) Locale/Language to use, identical with locale identifier,
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* see Zend_Locale for more information
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* @return boolean
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*/
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public function isTranslated($messageId, $original = false, $locale = null)
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{
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if (($original !== false) and ($original !== true)) {
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$locale = $original;
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$original = false;
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}
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if ($locale === null) {
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$locale = $this->_options['locale'];
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}
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if (!Zend_Locale::isLocale($locale, true, false)) {
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if (!Zend_Locale::isLocale($locale, false, false)) {
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// language does not exist, return original string
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return false;
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}
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$locale = new Zend_Locale($locale);
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}
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$locale = (string) $locale;
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if ((is_string($messageId) || is_int($messageId)) && isset($this->_translate[$locale][$messageId])) {
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// return original translation
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return true;
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} else if ((strlen($locale) != 2) and ($original === false)) {
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// faster than creating a new locale and separate the leading part
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$locale = substr($locale, 0, -strlen(strrchr($locale, '_')));
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if ((is_string($messageId) || is_int($messageId)) && isset($this->_translate[$locale][$messageId])) {
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// return regionless translation (en_US -> en)
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return true;
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}
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}
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// No translation found, return original
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return false;
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}
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/**
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* Returns the set cache
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*
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* @return Zend_Cache_Core The set cache
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*/
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public static function getCache()
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{
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return self::$_cache;
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}
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/**
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* Sets a cache for all Zend_Translate_Adapters
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*
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* @param Zend_Cache_Core $cache Cache to store to
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*/
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public static function setCache(Zend_Cache_Core $cache)
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{
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self::$_cache = $cache;
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self::_getTagSupportForCache();
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}
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/**
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* Returns true when a cache is set
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*
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* @return boolean
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*/
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public static function hasCache()
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{
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if (self::$_cache !== null) {
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return true;
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}
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return false;
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}
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/**
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* Removes any set cache
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*
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* @return void
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*/
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public static function removeCache()
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{
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self::$_cache = null;
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}
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|
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/**
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* Clears all set cache data
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*
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* @param string $tag Tag to clear when the default tag name is not used
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* @return void
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*/
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public static function clearCache($tag = null)
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{
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require_once 'Zend/Cache.php';
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if (self::$_cacheTags) {
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if ($tag == null) {
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$tag = 'Zend_Translate';
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}
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self::$_cache->clean(Zend_Cache::CLEANING_MODE_MATCHING_TAG, array($tag));
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} else {
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self::$_cache->clean(Zend_Cache::CLEANING_MODE_ALL);
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}
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}
|
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|
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/**
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* Returns the adapter name
|
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*
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* @return string
|
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*/
|
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abstract public function toString();
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|
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/**
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* Internal method to check if the given cache supports tags
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*
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* @param Zend_Cache $cache
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*/
|
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private static function _getTagSupportForCache()
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{
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$backend = self::$_cache->getBackend();
|
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if ($backend instanceof Zend_Cache_Backend_ExtendedInterface) {
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$cacheOptions = $backend->getCapabilities();
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self::$_cacheTags = $cacheOptions['tags'];
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} else {
|
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self::$_cacheTags = false;
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}
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|
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return self::$_cacheTags;
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}
|
|
}
|