Fix of bug 6386
[lhc/web/wiklou.git] / languages / LanguageZh.php
index 4d93ade..d3a62da 100644 (file)
 <?php
-require_once( "LanguageUtf8.php" );
-require_once( "LanguageZh_cn.php");
-require_once( "LanguageZh_tw.php");
-
-/* caching the conversion tables */
-$zhSimp2Trad = $wgMemc->get($key1 = "$wgDBname:zhConvert:s2t");
-$zhTrad2Simp = $wgMemc->get($key2 = "$wgDBname:zhConvert:t2s");
-if(empty($zhSimp2Trad) || empty($zhTrad2Simp)) {
-    require_once("includes/ZhConversion.php");
-    $wgMemc->set($key1, $zhSimp2Trad);
-    $wgMemc->set($key2, $zhTrad2Simp);
-}
-
-/* class that handles both Traditional and Simplified Chinese
-   right now it only distinguish zh_cn and zh_tw (actuall, zh_cn and
-   non-zh_cn), will add support for zh_sg, zh_hk, etc, later.
-*/
-class LanguageZh extends LanguageUtf8 {
-    
-    var $mZhLang=false, $mZhLanguageCode=false;
-
-    function LanguageZh() {
-        $this->mZhLanguageCode = $this->getPreferredVariant();
-        if($this->mZhLanguageCode == "cn") {
-            $this->mZhLang = new LanguageZh_cn();
-        }
-        else {
-            $this->mZhLang = new LanguageZh_tw();
-        }
-    }
-
-    /* 
-       get preferred language variants. eventually this will check the
-       user's preference setting as well, once the language option in
-       the setting pages is finalized.
-    */
-    function getPreferredVariant() {
-        global $wgUser;
-
-        if($this->mZhLanguageCode)
-            return $this->mZhLanguageCode;
-
-        // get language variant preference for logged in users 
-        if($wgUser->getID()!=0) {
-            $this->mZhLanguageCode = $wgUser->getOption('variant');
-        }
-        else {
-            // see if some zh- variant is set in the http header,
-            $this->mZhLanguageCode="zh-cn";
-            $header = str_replace( '_', '-', strtolower($_SERVER["HTTP_ACCEPT_LANGUAGE"]));
-            $zh = strstr($header, 'zh-');
-            if($zh) {
-                $this->mZhLanguageCode = substr($zh,0,5);
-            }
-        }
-        return $this->mZhLanguageCode;
-    }
-    
-    
-  /* the Simplified/Traditional conversion stuff */
-
-       function simp2trad($text) {
-               global $zhSimp2Trad;
-               return strtr($text, $zhSimp2Trad);
-       }
-
-       function trad2simp($text) {
-               global $zhTrad2Simp;
-               return strtr($text, $zhTrad2Simp);
+/**
+  * @package MediaWiki
+  * @subpackage Language
+  */
+require_once( dirname(__FILE__).'/LanguageConverter.php' );
+require_once( dirname(__FILE__).'/LanguageZh_cn.php' );
+
+class ZhConverter extends LanguageConverter {
+       function loadDefaultTables() {
+               require( "includes/ZhConversion.php" );
+               $this->mTables = array();
+               $this->mTables['zh-cn'] = $zh2CN;
+               $this->mTables['zh-tw'] = $zh2TW;
+               $this->mTables['zh-sg'] = array_merge($zh2CN, $zh2SG);
+               $this->mTables['zh-hk'] = array_merge($zh2TW, $zh2HK);
+               $this->mTables['zh'] = array();
        }
-       
-       function autoConvert($text) {
-        if($this->getPreferredVariant() == "zh-cn") {
-            return $this->trad2simp($text);
-        }
-        else {
-            return $this->simp2trad($text);
-        }
-    }
-
-    function getVariants() {
-        return array("zh-cn", "zh-tw");
-    }
-
 
-    /* these just calls the method of the corresponding class */
-    
-    function getDefaultUserOptions () {
-        return $this->mZhLang->getDefaultUserOptions();
+       function postLoadTables() {
+               $this->mTables['zh-sg'] = array_merge($this->mTables['zh-cn'], $this->mTables['zh-sg']);
+               $this->mTables['zh-hk'] = array_merge($this->mTables['zh-tw'], $this->mTables['zh-hk']);
     }
 
-       function getBookstoreList () {
-               return $this->mZhLang->getBookstoreList() ;
-       }
-
-       function getNamespaces() {
-               return $this->mZhLang->getNamespaces();
+       /* there shouldn't be any latin text in Chinese conversion, so no need
+          to mark anything
+    */
+       function markNoConversion($text) {
+               return $text;
        }
 
-       function getNsText( $index ) {
-        return $this->mZhLang->getNsText($index);
+       function convertCategoryKey( $key ) {
+               return $this->autoConvert( $key, 'zh-cn' );
        }
+}
 
-       function getNsIndex( $text ) {
-        return $this->mZhLang->getNsIndex($text);
-       }
 
-       function getQuickbarSettings() {
-               return $this->mZhLang->getQuickbarSettings();
+/* class that handles both Traditional and Simplified Chinese
+   right now it only distinguish zh_cn, zh_tw, zh_sg and zh_hk.
+*/
+class LanguageZh extends LanguageZh_cn {
+
+       function __construct() {
+               global $wgHooks;
+               parent::__construct();
+               $this->mConverter = new ZhConverter($this, 'zh',
+                                            array('zh', 'zh-cn', 'zh-tw', 'zh-sg', 'zh-hk'),
+                                                                                       array('zh'=>'zh-cn',
+                                                                                                 'zh-cn'=>'zh-sg',
+                                                                                                 'zh-sg'=>'zh-cn',
+                                                                                                 'zh-tw'=>'zh-hk',
+                                                                                                 'zh-hk'=>'zh-tw'));
+               $wgHooks['ArticleSaveComplete'][] = $this->mConverter;
        }
 
-       function getSkinNames() {
-               return $this->mZhLang->getSkinNames();
-       }
 
-       function date( $ts, $adj = false )
-       {
-        return $this->mZhLang->date($ts,$adj);
+       # this should give much better diff info
+       function segmentForDiff( $text ) {
+               return preg_replace(
+                       "/([\\xc0-\\xff][\\x80-\\xbf]*)/e",
+                       "' ' .\"$1\"", $text);
        }
 
-       function timeanddate( $ts, $adj = false )
-       {
-               return $this->mZhLang->timeanddate($ts, $adj);
+       function unsegmentForDiff( $text ) {
+               return preg_replace(
+                       "/ ([\\xc0-\\xff][\\x80-\\xbf]*)/e",
+                       "\"$1\"", $text);
        }
 
-       function getValidSpecialPages()
-       {
-               return $this->mZhLang->getValidSpecialPages();
-       }
+       // word segmentation
+       function stripForSearch( $string ) {
+               $fname="LanguageZh::stripForSearch";
+               wfProfileIn( $fname );
 
-       function getSysopSpecialPages()
-       {
-               return $this->mZhLang->getSysopSpecialPages();
-       }
+               // eventually this should be a word segmentation
+               // for now just treat each character as a word
+               $t = preg_replace(
+                               "/([\\xc0-\\xff][\\x80-\\xbf]*)/e",
+                               "' ' .\"$1\"", $string);
 
-       function getDeveloperSpecialPages()
-       {
-               return $this->mZhLang->getDeveloperSpecialPages();
+        //always convert to zh-cn before indexing. it should be
+               //better to use zh-cn for search, since conversion from
+               //Traditional to Simplified is less ambiguous than the
+               //other way around
 
-       }
+               $t = $this->mConverter->autoConvert($t, 'zh-cn');
+               $t = parent::stripForSearch( $t );
+               wfProfileOut( $fname );
+               return $t;
 
-       function getMessage( $key )
-       {
-        return $this->mZhLang->getMessage($key);
        }
 
-       function stripForSearch( $string ) {
-        return $this->mZhLang->stripForSearch($string);
+       function convertForSearchResult( $termsArray ) {
+               $terms = implode( '|', $termsArray );
+               $terms = implode( '|', $this->mConverter->autoConvertToAllVariants( $terms ) );
+               $ret = array_unique( explode('|', $terms) );
+               return $ret;
        }
 
-    
 }
-
-
 ?>