original_string: protected function _processCodeBlock($matches)
      {
          list($block, $openTag, $tagName, $lang, $code, $closeTag) = $matches;
          unset($matches);
  
          // check language
          $lang = $this->validLang($lang);
          $code = html_entity_decode($code, ENT_QUOTES); // decode text in code block as GeSHi will re-encode it.
  
          if (isset($this->containerMap[$tagName])) {
              $patt = '/' . preg_quote($tagName) . '/';
              $openTag = preg_replace($patt, $this->containerMap[$tagName][0], $openTag);
              $closeTag = preg_replace($patt, $this->containerMap[$tagName][1], $closeTag);
          }
  
          if ($this->showPlainTextButton) {
              $button = '<a href="#null" class="geshi-plain-text">Show Plain Text</a>';
              $openTag = $button . $openTag;
          }
  
          if ($lang) {
              $highlighted = $this->highlightText(trim($code), $lang);
              return $openTag . $highlighted . $closeTag;
          }
          return $openTag . $code . $closeTag;
      }
code: protected function _processCodeBlock($matches)
      {
          list($block, $openTag, $tagName, $lang, $code, $closeTag) = $matches;
          unset($matches);
  
          // check language
          $lang = $this->validLang($lang);
          $code = html_entity_decode($code, ENT_QUOTES); // decode text in code block as GeSHi will re-encode it.
  
          if (isset($this->containerMap[$tagName])) {
              $patt = '/' . preg_quote($tagName) . '/';
              $openTag = preg_replace($patt, $this->containerMap[$tagName][0], $openTag);
              $closeTag = preg_replace($patt, $this->containerMap[$tagName][1], $closeTag);
          }
  
          if ($this->showPlainTextButton) {
              $button = '<a href="#null" class="geshi-plain-text">Show Plain Text</a>';
              $openTag = $button . $openTag;
          }
  
          if ($lang) {
              $highlighted = $this->highlightText(trim($code), $lang);
              return $openTag . $highlighted . $closeTag;
          }
          return $openTag . $code . $closeTag;
      }
code_tokens: protected function _processCodeBlock ( $ matches ) { list ( $ block , $ openTag , $ tagName , $ lang , $ code , $ closeTag ) = $ matches ; unset ( $ matches ) ; // check language $ lang = $ this -> validLang ( $ lang ) ; $ code = html_entity_decode ( $ code , ENT_QUOTES ) ; // decode text in code block as GeSHi will re-encode it. if ( isset ( $ this -> containerMap [ $ tagName ] ) ) { $ patt = '/' . preg_quote ( $ tagName ) . '/' ; $ openTag = preg_replace ( $ patt , $ this -> containerMap [ $ tagName ] [ 0 ] , $ openTag ) ; $ closeTag = preg_replace ( $ patt , $ this -> containerMap [ $ tagName ] [ 1 ] , $ closeTag ) ; } if ( $ this -> showPlainTextButton ) { $ button = '<a href="#null" class="geshi-plain-text">Show Plain Text</a>' ; $ openTag = $ button . $ openTag ; } if ( $ lang ) { $ highlighted = $ this -> highlightText ( trim ( $ code ) , $ lang ) ; return $ openTag . $ highlighted . $ closeTag ; } return $ openTag . $ code . $ closeTag ; }
docstring: Preg Replace Callback
  Uses matches made earlier runs geshi returns processed code blocks.
  
  @return string Completed replacement string
docstring_tokens: Preg Replace Callback Uses matches made earlier runs geshi returns processed code blocks .