Line.class.php

gehe zur Dokumentation dieser Datei

<?php

class Line
{
     var $source;                       // Der ursprüngliche Inhalt
     var $value;                        // Der textuelle Inhalt (sofern vorhanden)
     
     var $isDefinition   = false;       // Definitionseintrag
     var $isList         = false;       // nicht-numerierte Liste
     var $isNumberedList = false;       // numerierte Liste
     var $indent         = 0;           // Einschubtiefe der Liste
     
     var $isHeadline          = false;  // Überschrift
     var $isHeadlineUnderline = false;  // unterstrichene Überschrift
     var $headlineLevel       = 0;      // Grad der Überschrift (1,2,3...)
     
     
     var $isTableOfContent = false;     // Inhaltsverzeichnis
     var $isTable          = false;       // Tabelle
     var $isCode           = false;       // Code
     var $isQuote          = false;       // Zitat
     var $isQuotePraefix   = false;       // Zitatbeginn/-ende
     
     var $isUnparsed     = false;
     
     var $isEmpty        = false;       // Zeile ist leer
     var $isNormal       = false;       // Zeile ist ohne besonderen Inhalt, d.h. keine Tabelle, kein Zitat, usw.

     
     
     function Line( $s )
     {
          global $conf;
          $text_markup = $conf['editor']['text-markup'];
//        Html::debug($text_markup); 
          
          $list_numbered   = $text_markup['list-numbered'  ];
          $list_unnumbered = $text_markup['list-unnumbered'];
          $headline        = $text_markup['headline'       ];
          
          $this->source = $s;
          $this->value  = $s;
          
          $this->isList         = $this->isAnErsterStelle(ltrim($s),$list_unnumbered);
          $this->isNumberedList = $this->isAnErsterStelle(ltrim($s),$list_numbered  );
          $this->indent         = strlen($s) - strlen(ltrim($s)) + 1;

          if   ( $this->isList || $this->isNumberedList )
               $this->value = ltrim(substr($s,$this->indent));

          $this->level      = strspn( $s,$headline );
          $this->isHeadline = $this->level >= 1;

          if   ( $this->isHeadline )
               $this->value = ltrim(substr($s,$this->level));


          $hl = array( 1 => $text_markup['headline_level1_underline'],
                       2 => $text_markup['headline_level2_underline'],
                       3 => $text_markup['headline_level3_underline'] );
                       
          foreach($hl as $lev=>$char )
          {
               if   ( substr($s,0,3*strlen($char))==str_repeat($char,3*strlen($char)) )
               {
                    $this->isHeadlineUnderline = true;
                    $this->isNormal            = true;
                    $this->level               = intval($lev);
               }
          }
          
          if   ( $this->isAnErsterStelle($s,$text_markup['table-of-content']) )
          {
               $this->isTableOfContent  = true;
               $this->isNumberedList    = false;
               $this->isList    = false;
               $this->value             = '';
          }
          elseif
               ( $this->isHeadline          ||
                $this->isHeadlineUnderline ||
                $this->isList              ||
                $this->isNumberedList         )
          {
               ;
          }
          elseif    ( $this->isAnErsterStelle($s,$text_markup['table-cell-sep']) )
          {
               $this->isTable           = true;
               $this->value             = '';
          }
          elseif    ( $this->isAnErsterStelle($s,$text_markup['pre-begin']) && !$this->isHeadlineUnderline )
          {
               $this->isCode            = true;
               $this->value             = substr($s,strlen($text_markup['pre-begin']));
          }
          elseif    ( strpos($s, $text_markup['definition-sep'])!== false )
          {
               $this->isDefinition = true;
          }
          elseif    ( trim($s)==$text_markup['quote-line-begin'] )
          {
               $this->isQuote           = true;
          }
          elseif    ( $this->isAnErsterStelle($s,$text_markup['quote']) && strlen(trim($s))>1 )
          {
               $this->isQuotePraefix = true;
               $this->value = ltrim(substr($s,strlen($text_markup['quote'])));
               $this->level = strspn( str_replace(' ','',$s),$text_markup['quote'] );
          }
          elseif    ( $this->isAnErsterStelle($s,'`') )
          {
               $this->isUnparsed = true;
               $this->value      = substr($this->value,1);
          }
          elseif    (  $s == '' )
          {
               $this->isEmpty  = true;
          }
          else
          {
               $this->isNormal = true;
          }
     }


     function isAnErsterStelle( $text,$wort )
     {
//        Html::debug($text,"Text");
//        Html::debug($wort,"Wort");
//        Html::debug(substr($text,0,strlen($wort))==$wort,'Ergebnis');
          return substr($text,0,strlen($wort))==$wort;
     }
}

?>