| 1 | 1680 | darkviper | <?php
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        | 2 |  |  | /**
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        | 3 | 1682 | darkviper |  * @category     WebsiteBaker
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        | 4 |  |  |  * @package      WebsiteBaker_Core
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        | 5 | 1680 | darkviper |  * @author       Werner v.d.Decken
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        | 6 | 1682 | darkviper |  * @copyright    WebsiteBaker Org e.V.
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        | 7 |  |  |  * @license      http://www.gnu.org/licenses/gpl.html
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        | 8 | 1680 | darkviper |  * @version      $Id$
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        | 9 |  |  |  * @filesource   $HeadURL$
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        | 10 |  |  |  * @since        Datei vorhanden seit Release 2.8.2
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        | 11 |  |  |  * @lastmodified $Date$
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        | 12 |  |  |  */
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        | 13 |  |  | class ModLanguage {
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        | 14 |  |  | 
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        | 15 |  |  | 	private $_sCurrentLanguage   = '';
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        | 16 |  |  | 	private $_sDefaultLanguage   = '';
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        | 17 |  |  | 	private $_sLanguageDirectory = '';
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        | 18 |  |  | 	private $_sLanguageFile      = '';
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        | 19 |  |  | 	private $_LanguageTable      = array();
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        | 20 |  |  | 	private $_bLoaded            = false;
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        | 21 |  |  | 
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        | 22 |  |  | 	private static $_oInstance   = null;
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        | 23 |  |  | /* prevent from public instancing */
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        | 24 |  |  | 	protected function  __construct() { }
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        | 25 |  |  | /* prevent from cloning */
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        | 26 |  |  | 	private function __clone() {}
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        | 27 |  |  | /**
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        | 28 |  |  |  * get a valid instance of this class
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        | 29 |  |  |  * @return object
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        | 30 |  |  |  */
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        | 31 | 1683 | darkviper | 	static public function getInstance() {
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        | 32 | 1680 | darkviper | 		if( is_null(self::$_oInstance) ) {
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        | 33 |  |  |             $c = __CLASS__;
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        | 34 |  |  |             self::$_oInstance = new $c;
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        | 35 |  |  | 		}
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        | 36 |  |  | 		return self::$_oInstance;
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        | 37 |  |  | 	}
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        | 38 |  |  | /**
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        | 39 |  |  |  * set language and load needed language file
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        | 40 |  |  |  * @param string $sDirectory full path to the language files
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        | 41 |  |  |  * @param string $sLanguage 2-letters language code
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        | 42 |  |  |  * @param string $sDefault 2-letters default-language code
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        | 43 |  |  |  */
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        | 44 |  |  | 	public function setLanguage($sDirectory, $sLanguage, $sDefault = 'EN')
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        | 45 |  |  | 	{
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        | 46 |  |  | 		$sBasePath = realpath(dirname(dirname(__FILE__)));
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        | 47 |  |  | 		$sLangDir = realpath($sDirectory);
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        | 48 |  |  | 		if(!preg_match('/^'.preg_quote($sBasePath, '/').'/', $sLangDir)) {
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        | 49 |  |  | 			throw new SecDirectoryTraversalException();
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        | 50 |  |  | 		}
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        | 51 |  |  | 		$sLangDir = str_replace('\\', '/', $sLangDir);
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        | 52 |  |  | 		$sLangDir = rtrim($sLangDir, '/').'/';
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        | 53 |  |  | 		$sLanguage = strtoupper($sLanguage);
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        | 54 |  |  | 		$sLanguage = strtoupper($sDefault);
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        | 55 |  |  | 		if($this->_sLanguageDirectory != $sLangDir ||
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        | 56 |  |  | 		   $this->_sCurrentLanguage != $sLanguage ||
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        | 57 |  |  | 		   $this->_sDefaultLanguage != $sDefault)
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        | 58 |  |  | 		{
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        | 59 | 1682 | darkviper | 		// only load language if not already loaded
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        | 60 | 1680 | darkviper | 			$this->_sLanguageDirectory = rtrim($sLangDir, '/').'/';
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        | 61 |  |  | 			$this->_sCurrentLanguage = $sLanguage;
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        | 62 |  |  | 			$this->_sDefaultLanguage = $sDefault;
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        | 63 |  |  | 
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        | 64 |  |  | 			if(!$this->_findLanguageFile()) {
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        | 65 |  |  | 				$msg  = 'unable to find valid language definition file in<br />';
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        | 66 |  |  | 				$msg .= '"'.str_replace($sBasePath, '', $this->_sLanguageDirectory).'"';
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        | 67 |  |  | 				throw new TranslationException($msg);
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        | 68 |  |  | 			}
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        | 69 |  |  | 			$this->_importArrays();
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        | 70 |  |  | 		}
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        | 71 |  |  | 		$this->_bLoaded = (sizeof($this->_LanguageTable) > 0);
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        | 72 |  |  | 	}
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        | 73 |  |  | /**
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        | 74 |  |  |  * return requested translation for a key
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        | 75 |  |  |  * @param string $sLanguageKey 2-uppercase letters language code
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        | 76 |  |  |  * @return string found translation or empty string
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        | 77 |  |  |  */
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        | 78 |  |  | 	public function __get($sLanguageKey)
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        | 79 |  |  | 	{
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        | 80 |  |  | 		$sRetval = (isset($this->_LanguageTable[$sLanguageKey])
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        | 81 |  |  | 		            ? $this->_LanguageTable[$sLanguageKey] : '{missing: '.$sLanguageKey.'}');
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        | 82 |  |  | 		return $sRetval;
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        | 83 |  |  | 	}
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        | 84 |  |  | /**
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        | 85 |  |  |  * returns the whoole language array for use in templateengine
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        | 86 |  |  |  * @return array
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        | 87 |  |  |  */
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        | 88 |  |  | 	public function getLangArray()
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        | 89 |  |  | 	{
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        | 90 |  |  | 		return $this->_LanguageTable;
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        | 91 |  |  | 	}
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        | 92 |  |  | /**
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        | 93 |  |  |  * search language file in order: LANGUAGE - DEFAULT_LANGUAGE - FIRST_FOUND
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        | 94 |  |  |  * @return boolean
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        | 95 |  |  |  */
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        | 96 |  |  | 	private function _findLanguageFile()
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        | 97 |  |  | 	{
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        | 98 |  |  | 		$bMatch = false;
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        | 99 |  |  | 		$dir = $this->_sLanguageDirectory;
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        | 100 |  |  | 		if(is_readable($dir.$this->_sCurrentLanguage.'.php')) {
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        | 101 |  |  | 		// check actual language
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        | 102 |  |  | 			$this->_sLanguageFile = $dir.$this->_sCurrentLanguage.'.php';
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        | 103 |  |  | 			$bMatch = true;
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        | 104 |  |  | 		}else {
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        | 105 |  |  | 			if(is_readable($dir.$this->_sDefaultLanguage.'.php')) {
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        | 106 |  |  | 			// check default language
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        | 107 |  |  | 				$this->_sLanguageFile = $dir.$this->_sDefaultLanguage.'.php';
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        | 108 |  |  | 				$bMatch = true;
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        | 109 |  |  | 			}else {
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        | 110 |  |  | 			// search for first available and readable language file
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        | 111 |  |  | 				if(is_readable($dir)) {
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        | 112 |  |  | 					$iterator = new DirectoryIterator($dir);
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        | 113 |  |  | 					foreach ($iterator as $fileinfo) {
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        | 114 |  |  | 						if(!preg_match('/^[A-Z]{2}\.php$/', $fileinfo->getBasename())) { continue; }
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        | 115 |  |  | 						$sLanguageFile = str_replace('\\', '/', $fileinfo->getPathname());
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        | 116 |  |  | 						if(is_readable($sLanguageFile)) {
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        | 117 |  |  | 							$this->_sLanguageFile = $sLanguageFile;
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        | 118 |  |  | 							$bMatch = true;
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        | 119 |  |  | 							break;
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        | 120 |  |  | 						}
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        | 121 |  |  | 					}
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        | 122 |  |  | 				}
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        | 123 |  |  | 			}
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        | 124 |  |  | 		}
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        | 125 |  |  | 		return $bMatch;
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        | 126 |  |  | 	}
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        | 127 |  |  | /**
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        | 128 |  |  |  * import key-values from language file
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        | 129 |  |  |  */
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        | 130 |  |  | 	private function _importArrays()
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        | 131 |  |  | 	{
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        | 132 |  |  | 		include($this->_sLanguageFile);
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        | 133 |  |  | 		$aLangSections = array('HEADING', 'TEXT', 'MESSAGE', 'MENU', 'OVERVIEW', 'GENERIC');
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        | 134 |  |  | 		foreach($aLangSections as $sSection) {
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        | 135 |  |  | 			if(isset(${$sSection}) && is_array(${$sSection})) {
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        | 136 |  |  | 				foreach(${$sSection} as $key => $value) {
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        | 137 |  |  | 					$this->_LanguageTable[$sSection.'_'.$key] = $value;
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        | 138 |  |  | 				}
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        | 139 |  |  | 			}
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        | 140 |  |  | 		}
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        | 141 |  |  | 	}
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        | 142 |  |  | } // end class Translate
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        | 143 |  |  | /**
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        | 144 |  |  |  *  Exception class for Translation
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        | 145 |  |  |  */
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        | 146 |  |  | class TranslationException extends AppException {}
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