Заказ черновик или временная корзина

		public function getFavoritesLink($elementId = null, $template = 'default') {
			if(!$elementId) return;
			if(!$template) $template = "default";
			list($tpl_add_link, $tpl_del_link) = def_module::loadTemplates("./tpls/emarket/favorites/{$template}.tpl", 
 
'add_link', 'del_link');
			$elements = $this->getFavoritesElements();
			$inCompare = in_array($elementId, $elements);
 
			$addLink = $this->pre_lang . '/emarket/addToFavorites/' . $elementId . '/';
			$delLink = $this->pre_lang . '/emarket/removeFromFavorites/' . $elementId . '/';
 
			$block_arr = array(
				'add-link' => $inCompare ? null : $addLink,
				'del-link' => $inCompare ? $delLink : null
			);
			return def_module::parseTemplate(($inCompare ? $tpl_del_link : $tpl_add_link), $block_arr, $elementId);
		}
 
		public function getFavoritesElements() {
			static $elements;
			if(is_array($elements)) {
				return $elements;
			}
 
			if(!is_array(getSession("favorites_list"))) {
				$_SESSION['favorites_list'] = array();
			}
 
			if(is_array(getRequest('favorites_list'))) {
				$_SESSION['favorites_list'] = getRequest('favorites_list');
			}
 
			$elements = getSession("favorites_list");
			$elements = array_unique($elements);
			return $elements;
		}
 
		public function totalPrice() {
		  $total_price = 0;
		  $hierarchy = umiHierarchy::getInstance();
		  $result = $this->getFavoritesElements();
		  foreach($result as $item){
        $element = $hierarchy->getElement($item, true);
        if($element) $total_price += $element->price; 
      }
      $str = "Общее количество: " . count($result) . ' ; Сумма: ' . $total_price .';';  
			return $str;
		}
 
		public function addToFavorites() {
		  $element_id = getRequest("param0");
 
      if(!is_array($_SESSION['favorites_list'])) {
				$_SESSION['favorites_list'] = array();
			}
 
			if (count($_SESSION['favorites_list']) >= 8) {
				$this->errorNewMessage("Максимальное количество избранных товаров = 8");
				$this->errorPanic();
			}
 
      if(!in_array($element_id, $_SESSION['favorites_list'])) {
				$_SESSION['favorites_list'][] = $element_id;
			}
			$this->redirect(getServer('HTTP_REFERER'));
		}
 
		public function removeFromFavorites() {
			$element_id = getRequest("param0");
 
      if(!is_array($_SESSION['favorites_list'])) {
				$_SESSION['favorites_list'] = array();
				return;
			}
 
			if(in_array($element_id, $_SESSION['favorites_list'])) {
				unset($_SESSION['favorites_list'][array_search($element_id, $_SESSION['favorites_list'])]);
			}
 
			$referer = getServer('HTTP_REFERER');
			if(stristr(getServer('HTTP_USER_AGENT'), 'msie')) {
				$referer = preg_replace(array("/\b\d{10,}\b/", "/&{2,}/", "/&$/"), array("", "&", ""), $referer);					
				$referer.= (strstr($referer, "?") ? "&" : "?") . time();
				$referer = str_replace("?&", "?", $referer);
			}
			$this->redirect($referer);
		}
 
		public function favorites($template = "default") {
			if($this->breakMe()) return;
			if(!$template) $template = "default";
			list(
				$template_block, $template_block_empty, $template_block_line
			) = $this->loadTemplates(
				"./tpls/emarket/favorites/{$template}.tpl", "favorites_block", "favorites_block_empty", 
 
"favorites_block_line");
			$elements = $this->getFavoritesElements();
 
			if(sizeof($elements) == 0) return $template_block_empty;
 
			$hierarchy = umiHierarchy::getInstance();
			$block_arr = array(); 
      $lines = array();
 
			foreach($elements as $element_id) {
				$element = $hierarchy->getElement($element_id);
				if(!$element) continue;
 
				$lines_arr = array(
					'attribute:id'		=> $element_id,
					'attribute:link'	=> $hierarchy->getPathById($element_id),
					'node:title'		=> $element->getName()
				);
 
				$lines[] = $this->parseTemplate($template_block_line, $lines_arr, $element_id);
			}
			$block_arr['subnodes:lines'] = $lines;
 
			return $this->parseTemplate($template_block, $block_arr);
		}

<?php
$permissions = array('purchasing' => array('getFavoritesLink', 'addToFavorites', 'removeFromFavorites', 'favorites', 'totalPrice'));
?>