class.ilPCResources.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once("./Services/COPage/classes/class.ilPageContent.php");

class ilPCResources extends ilPageContent
{
        var $dom;
        var $res_node;

        function init()
        {
                $this->setType("repobj");
        }

        function setNode(&$a_node)
        {
                parent::setNode($a_node);               // this is the PageContent node
                $this->res_node =& $a_node->first_child();              // this is the Resources node
        }

        function create(&$a_pg_obj, $a_hier_id, $a_pc_id = "")
        {
                $this->node = $this->createPageContentNode();
                $a_pg_obj->insertContent($this, $a_hier_id, IL_INSERT_AFTER, $a_pc_id);
                $this->res_node =& $this->dom->create_element("Resources");
                $this->res_node =& $this->node->append_child($this->res_node);
        }

        function setResourceListType($a_type)
        {
                if (!empty($a_type))
                {
                        $children = $this->res_node->child_nodes();
                        for ($i=0; $i<count($children); $i++)
                        {
                                $this->res_node->remove_child($children[$i]);
                        }
                        $list_node =& $this->dom->create_element("ResourceList");
                        $list_node =& $this->res_node->append_child($list_node);
                        $list_node->set_attribute("Type", $a_type);
                }
        }

        function setItemGroupRefId($a_ref_id)
        {
                if (!empty($a_ref_id))
                {
                        $children = $this->res_node->child_nodes();
                        for ($i=0; $i<count($children); $i++)
                        {
                                $this->res_node->remove_child($children[$i]);
                        }
                        $list_node =& $this->dom->create_element("ItemGroup");
                        $list_node =& $this->res_node->append_child($list_node);
                        $list_node->set_attribute("RefId", $a_ref_id);
                }
        }

        function getResourceListType()
        {
                if (is_object($this->res_node))
                {
                        $children = $this->res_node->child_nodes();
                        if (is_object($children[0]) && $children[0]->node_name() == "ResourceList")
                        {
                                return $children[0]->get_attribute("Type");
                        }
                }
                return false;
        }
        
        function getItemGroupRefId()
        {
                if (is_object($this->res_node))
                {
                        $children = $this->res_node->child_nodes();
                        if (is_object($children[0]) && $children[0]->node_name() == "ItemGroup")
                        {
                                return (int) $children[0]->get_attribute("RefId");
                        }
                }
                return false;
        }

        function getMainType()
        {
                if (is_object($this->res_node))
                {
                        $children = $this->res_node->child_nodes();
                        if (is_object($children[0]))
                        {
                                return $children[0]->node_name();
                        }
                }
                return false;
        }

        static function modifyItemGroupRefIdsByMapping($a_page, $mappings)
        {
                $dom = $a_page->getDom();
                
                if ($dom instanceof php4DOMDocument)
                {
                        $dom = $dom->myDOMDocument;
                }
 
                $xpath_temp = new DOMXPath($dom);
                $igs = $xpath_temp->query("//Resources/ItemGroup");
                
                foreach ($igs as $ig_node) 
                {
                        $ref_id = $ig_node->getAttribute("RefId");
                        if ($mappings[$ref_id] > 0)
                        {
                                $ig_node->setAttribute("RefId", $mappings[$ref_id]);
                        }
                }

        }
        
}

?>