Bug 6031 (feature request for __NOGALLERY__ on category pages) fixed
[lhc/web/wiklou.git] / languages / LanguageZh.php
index bac6d1e..f2052ee 100644 (file)
@@ -1,65 +1,61 @@
 <?php
-require_once( "includes/ZhClient.php" );
+/**
+  * @package MediaWiki
+  * @subpackage Language
+  */
+require_once( "LanguageConverter.php" );
 require_once( "LanguageZh_cn.php");
 require_once( "LanguageZh_tw.php");
 require_once( "LanguageZh_sg.php");
 require_once( "LanguageZh_hk.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 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'], $this->mTables['zh-hk']);
+    }
+
+       /* there shouldn't be any latin text in Chinese conversion, so no need
+          to mark anything
+    */
+       function markNoConversion($text) {
+               return $text;
+       }
+
+       function convertCategoryKey( $key ) {
+               return $this->autoConvert( $key, 'zh-cn' );
+       }
+}
+
+
 /* 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.
+   right now it only distinguish zh_cn, zh_tw, zh_sg and zh_hk.
 */
 class LanguageZh extends LanguageZh_cn {
-       
-       var $mZhLanguageCode=false;
-       var $mZhClient=false;   
-       function LanguageZh() {
-               global $wgUseZhdaemon, $wgZhdaemonHost, $wgZhdaemonPort;
-               global $wgDisableLangConversion, $wgUser;
 
-               if($wgUseZhdaemon) {
-                       $this->mZhClient=new ZhClient($wgZhdaemonHost, $wgZhdaemonPort);
-                       if(!$this->mZhClient->isconnected())
-                               $this->mZhClient = false;
-               }
-               // fallback to fake client
-               if($this->mZhClient == false)
-                       $this->mZhClient=new ZhClientFake();
+       function LanguageZh() {
+               global $wgHooks;
+               $this->mConverter = new ZhConverter($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;
        }
-       
-       /* 
-               get preferred language variants.
-       */
-       function getPreferredVariant() {
-               global $wgUser, $wgRequest;
-               
-               if($this->mZhLanguageCode)
-                       return $this->mZhLanguageCode;
-
-               // see if the preference is set in the request
-               $zhreq = $wgRequest->getText( 'variant' );
-               if( in_array( $zhreq, $this->getVariants() ) ) {
-                       $this->mZhLanguageCode = $zhreq;
-                       return $zhreq;
-               }
 
-               // get language variant preference from logged in users 
-               if($wgUser->getID()!=0) {
-                       $this->mZhLanguageCode = $wgUser->getOption('variant');
-               }
 
-               if( !$this->mZhLanguageCode ) {
-                       // see if some zh- variant is set in the http header,
-                       $this->mZhLanguageCode="zh";
-                       $header = str_replace( '_', '-', strtolower($_SERVER["HTTP_ACCEPT_LANGUAGE"]));
-                       $zh = strstr($header, 'zh-');
-                       if($zh) {
-                               $this->mZhLanguageCode = substr($zh,0,5);
-                       }
-               }
-               return $this->mZhLanguageCode;
-       }
-       
        # this should give much better diff info
        function segmentForDiff( $text ) {
                return preg_replace(
@@ -73,144 +69,23 @@ class LanguageZh extends LanguageZh_cn {
                        "\"$1\"", $text);
        }
 
-       function autoConvert($text, $toVariant=false) {
-               if(!$toVariant) 
-                       $toVariant = $this->getPreferredVariant();
-               if($toVariant == 'zh')
-                       return $text;
-               $fname="zhautoConvert";
-               wfProfileIn( $fname );
-               $t = $this->mZhClient->convert($text, $toVariant);
-               wfProfileOut( $fname );
-               return $t;
-       }
-    
-       function autoConvertToAllVariants($text) {
-               $fname="zhautoConvertToAll";
+       // word segmentation
+       function stripForSearch( $string ) {
+               $fname="LanguageZh::stripForSearch";
                wfProfileIn( $fname );
-               $ret = $this->mZhClient->convertToAllVariants($text);
-               if($ret == false) {//fall back...
-                       $ret = ZhClientFake::autoConvertToAllVariants($text);
-               }
-               wfProfileOut( $fname );
-               return $ret;
-       }
-    
-       # convert text to different variants of a language. the automatic
-       # conversion is done in autoConvert(). here we parse the text 
-       # marked with -{}-, which specifies special conversions of the 
-       # text that can not be accomplished in autoConvert()
-       #
-       # syntax of the markup:
-       # -{code1:text1;code2:text2;...}-  or
-       # -{text}- in which case no conversion should take place for text
-       function convert( $text , $isTitle=false) {
-               global $wgDisableLangConversion;
-
-               if($wgDisableLangConversion)
-                       return $text; 
-               
-               // no conversion if redirecting
-               if(strtolower( substr( $text,0,9 ) ) == "#redirect") {
-                       return $text;
-               }
-
-               if( $isTitle ) {
-                       global $wgRequest;
-                       $isredir = $wgRequest->getText( 'redirect', 'yes' );
-                       $action = $wgRequest->getText( 'action' );
-                       if ( $isredir == 'no' || $action == 'edit' ) {
-                               return $text;
-                       }
-                       else {
-                               $text = $this->convertTitle($text);
-                               return $text;
-                       }
-               }
-
-               $plang = $this->getPreferredVariant();
-               $fallback = $this->getVariantFallback($plang);
-
-               $tarray = explode("-{", $text);
-               $tfirst = array_shift($tarray);
-               $text = $this->autoConvert($tfirst);
-               foreach($tarray as $txt) {
-                       $marked = explode("}-", $txt);
-                       
-                       $choice = explode(";", $marked{0});
-                       if(!array_key_exists(1, $choice)) {
-                               /* a single choice */
-                               $text .= $choice{0};
-                       } else {
-                               $choice1=false;
-                               $choice2=false;
-                               foreach($choice as $c) {
-                                       $v = explode(":", $c);
-                                       if(!array_key_exists(1, $v)) {
-                                               //syntax error in the markup, give up
-                                               break;                  
-                                       }
-                                       $code = trim($v{0});
-                                       $content = trim($v{1});
-                                       if($code == $plang) {
-                                               $choice1 = $content;
-                                               break;
-                                       }
-                                       if($code == $fallback)
-                                               $choice2 = $content;
-                               }
-                               if ( $choice1 )
-                                       $text .= $choice1;
-                               elseif ( $choice2 )
-                                       $text .= $choice2;
-                               else
-                                       $text .= $marked{0};
-                       }
-                       if(array_key_exists(1, $marked))
-                               $text .= $this->autoConvert($marked{1});
-               }
-               
-               return $text;
-       }
-
-
-       # only convert titles having more than one character
-       function convertTitle($text) {
-               $len=0;
-               if( function_exists( 'mb_strlen' ) )
-                       $len = mb_strlen($text);
-               else
-                       $len = strlen($text)/3;
-               if($len>1)
-                       return $this->autoConvert( $text);
-               return $text;
-       }
 
-       function getVariants() {
-               return array("zh", "zh-cn", "zh-tw", "zh-sg", "zh-hk");
-       }
+               // 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 getVariantFallback($v) {
-               switch ($v) {
-               case 'zh': return 'zh-cn'; break;
-               case 'zh-cn': return 'zh-sg'; break;
-               case 'zh-sg': return 'zh-cn'; break;
-               case 'zh-tw': return 'zh-hk'; break;
-               case 'zh-hk': return 'zh-tw'; break;
-               }
-               return false;
-       }
-
-       // word segmentation through ZhClient
-       function stripForSearch( $string ) {
-               $fname="zhsegment";
-               wfProfileIn( $fname );
         //always convert to zh-cn before indexing. it should be
-               //better to use zh-cn for search, since conversion from 
+               //better to use zh-cn for search, since conversion from
                //Traditional to Simplified is less ambiguous than the
                //other way around
-               $t = $this->mZhClient->segment($string);
-        $t = $this->autoConvert($t, 'zh-cn');
+
+               $t = $this->mConverter->autoConvert($t, 'zh-cn');
                $t = LanguageUtf8::stripForSearch( $t );
                wfProfileOut( $fname );
                return $t;
@@ -219,39 +94,10 @@ class LanguageZh extends LanguageZh_cn {
 
        function convertForSearchResult( $termsArray ) {
                $terms = implode( '|', $termsArray );
-               $terms = implode( '|', $this->autoConvertToAllVariants( $terms ) );
+               $terms = implode( '|', $this->mConverter->autoConvertToAllVariants( $terms ) );
                $ret = array_unique( explode('|', $terms) );
                return $ret;
        }
 
-       function findVariantLink( &$link, &$nt ) {
-               static $count=0; //used to limit this operation
-               static $cache=array();
-               global $wgDisableLangConversion;
-               $pref = $this->getPreferredVariant();
-               if( $wgDisableLangConversion || $pref == 'zh' || $count > 50)
-                       return;
-               $count++;
-               $variants = $this->autoConvertToAllVariants($link);
-               if($variants == false) //give up
-                       return;
-               foreach( $variants as $v ) {
-                       if(isset($cache[$v]))
-                               continue;
-                       $cache[$v] = 1;
-                       $varnt = Title::newFromText( $v );
-                       if( $varnt && $varnt->getArticleID() > 0 ) {
-                               $nt = $varnt;
-                               $link = $v;
-                               break;
-                       }
-               }
-       }
-
-       function getExtraHashOptions() {
-               global $wgUser;
-               $variant = $this->getPreferredVariant();
-               return '!' . $variant ;
-       }
 }
 ?>