class.t3lib_xml.php

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<?php
/***************************************************************
*  Copyright notice
*
*  (c) 1999-2004 Kasper Skaarhoj (kasperYYYY@typo3.com)
*  All rights reserved
*
*  This script is part of the TYPO3 project. The TYPO3 project is
*  free software; you can redistribute it and/or modify
*  it under the terms of the GNU General Public License as published by
*  the Free Software Foundation; either version 2 of the License, or
*  (at your option) any later version.
*
*  The GNU General Public License can be found at
*  http://www.gnu.org/copyleft/gpl.html.
*  A copy is found in the textfile GPL.txt and important notices to the license
*  from the author is found in LICENSE.txt distributed with these scripts.
*
*
*  This script is distributed in the hope that it will be useful,
*  but WITHOUT ANY WARRANTY; without even the implied warranty of
*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
*  GNU General Public License for more details.
*
*  This copyright notice MUST APPEAR in all copies of the script!
***************************************************************/
class t3lib_xml {
   var $topLevelName = 'typo3_test';   // Top element name
   var $XML_recFields = array();    // Contains a list of fields for each table which should be presented in the XML output

   var $XMLIndent=0;
   var $Icode='';
   var $XMLdebug=0;
   var $includeNonEmptyValues=0; // if set, all fields from records are rendered no matter their content. If not set, only 'true' (that is '' or zero) fields make it to the document.
   var $lines=array();

   function t3lib_xml($topLevelName)   {
      $this->topLevelName = $topLevelName;
   }

   function setRecFields($table,$list) {
      $this->XML_recFields[$table]=$list;
   }

   function getResult() {
      $content = implode(chr(10),$this->lines);
      return $this->output($content);
   }

   function WAPHeader() {
      $this->lines[]='<?xml version="1.0"?>';
      $this->lines[]='<!DOCTYPE '.$this->topLevelName.' PUBLIC "-//WAPFORUM//DTD WML 1.1//EN" "http://www.wapforum.org/DTD/wml_1.1.xml">';
      $this->newLevel($this->topLevelName,1);
   }

   function renderHeader() {
      $this->lines[]='<?xml version="1.0" encoding="UTF-8" standalone="yes"?>';
      $this->lines[]='<!DOCTYPE '.$this->topLevelName.'>';
      $this->newLevel($this->topLevelName,1);
   }

   function renderFooter() {
      $this->newLevel($this->topLevelName,0);
   }

   function newLevel($name,$beginEndFlag=0,$params=array()) {
      if ($beginEndFlag)   {
         $pList='';
         if (count($params))  {
            $par=array();
            reset($params);
            while(list($key,$val)=each($params))   {
               $par[]=$key.'="'.htmlspecialchars($val).'"';
            }
            $pList=' '.implode(' ',$par);
         }
         $this->lines[]=$this->Icode.'<'.$name.$pList.'>';
         $this->indent(1);
      } else {
         $this->indent(0);
         $this->lines[]=$this->Icode.'</'.$name.'>';
      }
   }

   function output($content)  {
      if ($this->XMLdebug) {
         return '<pre>'.htmlspecialchars($content).'</pre>
         <hr /><font color="red">Size: '.strlen($content).'</font>';
      } else {
         return $content;
      }
   }

   function indent($b)  {
      if ($b)  $this->XMLIndent++; else $this->XMLIndent--;
      $this->Icode='';
      for ($a=0;$a<$this->XMLIndent;$a++) {
         $this->Icode.=chr(9);
      }
      return $this->Icode;
   }

   function renderRecords($table,$res) {
      while($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res))   {
         $this->addRecord($table,$row);
      }
   }

   function addRecord($table,$row)  {
      $this->lines[]=$this->Icode.'<'.$table.' uid="'.$row["uid"].'">';
         $this->indent(1);
         $this->getRowInXML($table,$row);
         $this->indent(0);
      $this->lines[]=$this->Icode.'</'.$table.'>';
   }

   function getRowInXML($table,$row)   {
      $fields = t3lib_div::trimExplode(',',$this->XML_recFields[$table],1);
      reset($fields);
      while(list(,$field)=each($fields))  {
         if ($row[$field] || $this->includeNonEmptyValues)  {
            $this->lines[]=$this->Icode.$this->fieldWrap($field,$this->substNewline($this->utf8(htmlspecialchars($row[$field]))));
         }
      }
   }

   function utf8($content) {
      return utf8_encode($content);
   }

   function substNewline($string)   {
      return ereg_replace(chr(10),'<newline/>',$string);
   }

   function fieldWrap($field,$value)   {
      return '<'.$field.'>'.$value.'</'.$field.'>';
   }

   function WAPback()   {
      $this->newLevel('template',1);
         $this->newLevel('do',1,array('type'=>'accept','label'=>'Back'));
         $this->addLine('<prev/>');
         $this->newLevel('do');
      $this->newLevel('template');
   }

   function addLine($str)  {
      $this->lines[]=$this->Icode.$str;
   }
}


if (defined('TYPO3_MODE') && $TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/class.t3lib_xml.php'])  {
   include_once($TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/class.t3lib_xml.php']);
}
?>

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