DocBookRenderer.class.php

gehe zur Dokumentation dieser Datei

<?php

class DocBookRenderer
{
     var $linkedObjectIds = array();
     var $encodeHtml      = false;
          

     function renderElement( $child )
     {
          global $conf;
          
          $attr = array();
          $val  = '';
          $praefix = '';
          $suffix  = '';
          $empty   = false;

          switch( strtolower(get_class($child)) )
          {
               case 'tableofcontentelement':
                    $tag = 'toc';
                    break;

               case 'rawelement':
                    $tag = '';
                    $val = $child->src;
                    
                    break;

               case 'textelement':
                    $tag = 'para';

                    $val = $child->text;
                    $val = Text::encodeHtml( $val );
                    $val = Text::replaceHtmlChars( $val );
                    break;

               case 'footnoteelement':
                    $tag = 'footnote';
                    break;

               case 'codeelement':
                    
                    $tag = 'emphasis';
                    $attr['role'] = 'code';
                    break;

               case 'quoteelement':
                    $tag = 'blockquote';
                    break;


               case 'paragraphelement':
                    $tag = 'para';
                    break;

               case 'speechelement':
                    $tag = 'citiation';
                    break;

               case 'linebreakelement':
                    $tag   = '';
                    $val   = "\n";
                    break;

               case 'linkelement':
                    $tag = 'ulink';
                    $attr['url'] = htmlspecialchars($child->getUrl());
                    break;

               case 'imageelement':
                    $empty       = true;
                    $tag = 'graphic';
                    $attr['fileref'] = $child->getUrl();
                    break;

               case 'strongelement':
                    $tag = 'emphasis';
                    $attr['role'] = 'strong';
                    break;

               case 'emphaticelement':
                    $tag = 'emphasis';
                    $attr['role'] = 'italic';
                    break;

               case 'insertedelement':
                    $tag = 'emphasis';
                    $attr['role'] = 'inserted';
                    break;

               case 'removedelement':
                    $tag = 'emphasis';
                    $attr['role'] = 'removed';
                    break;

               case 'headlineelement':
                    $tag = 'chapter'; // $child->level ?
                    
                    $l = new LinkElement();
                    $l->name = $child->getName();
                    $child->children[] = $l;
                    
                    break;

               case 'tableelement':
                    $tag = 'table';
                    break;

               case 'tablelineelement':
                    $tag = 'row';
                    break;

               case 'definitionlistelement':
                    $tag = 'variablelist';
                    break;

               case 'definitionitemelement':
                    if   ( !empty($child->key) )
                    {
                         $tag = 'listitem';
                         $val = $child->key;
                    }
                    else
                    {
                         $tag = 'term';
                    }
                    break;

               case 'tablecellelement':
                    //if ( $child->isHeading )
                    $tag = 'entry';
                    break;

               case 'listelement':
                    $tag = 'itemizedlist';
                    break;
                    
               case 'teletypeelement':
                    $tag = 'emphasis';
                    $attr['role'] = 'code';
                    break;
                    
               case 'numberedlistelement':
                    $tag = 'orderedlist';
                    break;
                    
               case 'listentryelement':
                    $tag = 'listitem';
                    break;

               default:
                    
                    $tag = 'unknown-element';
                    $attr['class'] = strtolower(get_class($child));
                    break;
          }                   

          $val .= $praefix;
          foreach( $child->children as $c )
          {
               $val .= $this->renderElement( $c );
          }

          $val .= $suffix;
          return $this->renderXmlElement($tag,$val,$empty,$attr);
          
     }



     function renderXmlElement( $tag,$value,$empty,$attr=array() )
     {
          global $conf;
          if   ( $tag == '' )
               return $value;
               
          $val = '<'.$tag;
          foreach( $attr as $attrName=>$attrInhalt )
          {
               $val .= ' '.$attrName.'="'.$attrInhalt.'"';
          }
          
          if   ( $value == '' && $empty )
          {
               $val .= ' />';
               return $val;
          }
          
          $val .= '>'.$value.'</'.$tag.'>';
          return $val;
     }

     
     
     function render()
     {
          $this->renderedText = '';
          $this->renderedText .= '<?xml version="1.0" encoding="UTF-8" ?>';
          $this->renderedText .= '<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">';
          
          foreach( $this->children as $child )
               $this->renderedText .= $this->renderElement( $child );

          return $this->renderedText;
     }
}

?>