<?php
class UpdateVisitor extends FormositeVisitor {
	
	protected $postValues = array();
	protected $pageId;
	protected $updating;
	protected $currentPage;
  
	function __construct($post, $pageNum='')
	{
		$this->postValues = $post;
		$this->updating = false;
		$this->pageId = ($pageNum != '' && is_int($pageNum)) ? $pageNum : $this->postValues['pageId'];
		$this->currentPage = '';
	}
	
	/**
	 * Mise à jour si la page est concernée
	 * 
	 */
    function visitPage(Page $comp, $level)
	{
    	if ($this->updating == true) {
    		if ($comp->id != $this->currentPage) {
    			$this->updating = false;
    		}
    	} elseif ($comp->id == $this->pageId) {
   			$this->updating = true;   		
    	}
    	$this->currentPage = $comp->id;
	}
	
	function visitField(Field $comp, $level)
    {
    	if ($this->updating == true) {
			$name = $comp->name;
			$comp->value = isset($this->postValues[$name]) ? stripslashes($this->postValues[$name]) : '';
			$comp->status = isset($this->postValues[$name]) ? 'on' : 'off';
    	}
    }
    
    //Pas d'action sur ces composites
    function visitFormosite(Formosite $comp, $level)
    {
    	return true;
    }
    function visitBlock(Block $comp, $level)
	{
    	return true;
    }
} 
?>