class.ilSkillSelectorGUI.php

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<?php
/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once("./Services/Skill/classes/class.ilVirtualSkillTreeExplorerGUI.php");

class ilSkillSelectorGUI extends ilVirtualSkillTreeExplorerGUI
{
        public function __construct($a_parent_obj, $a_parent_cmd, $a_select_gui, $a_select_cmd, $a_select_par = "selected_skill")
        {
                parent::__construct("skill_sel", $a_parent_obj, $a_parent_cmd);
                $this->select_gui = (is_object($a_select_gui))
                        ? strtolower(get_class($a_select_gui))
                        : $a_select_gui;
                $this->select_cmd = $a_select_cmd;
                $this->select_par = $a_select_par;
                $this->setSkipRootNode(true);
        }

        function setSkillSelected($a_id)
        {
                $this->setNodeSelected($this->vtree->getCSkillIdForVTreeId($a_id));
        }

        function getSelectedSkills()
        {
                $skills = array();
                $pa = $_POST[$this->select_postvar];
                if (is_array($pa))
                {
                        foreach ($pa as $p)
                        {
                                $skills[] = $this->vtree->getCSkillIdForVTreeId($p);
                        }
                }
                return $skills;
        }
        
        function getNodeHref($a_node)
        {
                global $ilCtrl;
                
                // we have a tree id like <skl_tree_id>:<skl_template_tree_id>
                // and make a "common" skill id in format <skill_id>:<tref_id>
                
                $id_parts = explode(":", $a_node["id"]);
                if ($id_parts[1] == 0)
                {
                        // skill in main tree
                        $skill_id = $a_node["id"];
                }
                else
                {
                        // skill in template
                        $skill_id = $id_parts[1].":".$id_parts[0];
                }
                
                $ilCtrl->setParameterByClass($this->select_gui, $this->select_par, $skill_id);
                $ret = $ilCtrl->getLinkTargetByClass($this->select_gui, $this->select_cmd);
                $ilCtrl->setParameterByClass($this->select_gui, $this->select_par, "");
                
                return $ret;
        }

        function isNodeClickable($a_node)
        {
                return $this->nodeHasAction($a_node);
        }
        
        protected function isNodeSelectable($a_node)
        {
                return $this->nodeHasAction($a_node);
        }
        
        private function nodeHasAction($a_node)
        {
                if (in_array($a_node["type"], array("skll", "sktp")))
                {
                        return true;
                }
                // references that refer directly to a (basic) skill template
                if ($a_node["type"] == "sktr" && ilSkillTreeNode::_lookupType($a_node["skill_id"]) == "sktp")
                {
                        return true;
                }

                return false;
        }
}

?>