class.ilObjSkillManagement.php

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<?php

/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once "./Services/Object/classes/class.ilObject.php";

class ilObjSkillManagement extends ilObject
{
        
        function ilObjSkillManagement($a_id = 0,$a_call_by_reference = true)
        {
                $this->type = "skmg";
                $this->ilObject($a_id,$a_call_by_reference);
        }

        function update()
        {
                global $ilDB;
                
                if (!parent::update())
                {                       
                        return false;
                }

                return true;
        }
        
        function read()
        {
                global $ilDB;

                parent::read();

        }

        function delete()
        {               
                // always call parent delete function first!!
                if (!parent::delete())
                {
                        return false;
                }
                
                //put here your module specific stuff
                
                return true;
        }


        function notify($a_event,$a_ref_id,$a_parent_non_rbac_id,$a_node_id,$a_params = 0)
        {
                global $tree;
                
                switch ($a_event)
                {
                        case "link":
                                
                                //var_dump("<pre>",$a_params,"</pre>");
                                //echo "Module name ".$this->getRefId()." triggered by link event. Objects linked into target object ref_id: ".$a_ref_id;
                                //exit;
                                break;
                        
                        case "cut":
                                
                                //echo "Module name ".$this->getRefId()." triggered by cut event. Objects are removed from target object ref_id: ".$a_ref_id;
                                //exit;
                                break;
                                
                        case "copy":
                        
                                //var_dump("<pre>",$a_params,"</pre>");
                                //echo "Module name ".$this->getRefId()." triggered by copy event. Objects are copied into target object ref_id: ".$a_ref_id;
                                //exit;
                                break;

                        case "paste":
                                
                                //echo "Module name ".$this->getRefId()." triggered by paste (cut) event. Objects are pasted into target object ref_id: ".$a_ref_id;
                                //exit;
                                break;
                        
                        case "new":
                                
                                //echo "Module name ".$this->getRefId()." triggered by paste (new) event. Objects are applied to target object ref_id: ".$a_ref_id;
                                //exit;
                                break;
                }
                
                // At the beginning of the recursive process it avoids second call of the notify function with the same parameter
                if ($a_node_id==$_GET["ref_id"])
                {       
                        $parent_obj =& $this->ilias->obj_factory->getInstanceByRefId($a_node_id);
                        $parent_type = $parent_obj->getType();
                        if($parent_type == $this->getType())
                        {
                                $a_node_id = (int) $tree->getParentId($a_node_id);
                        }
                }
                
                parent::notify($a_event,$a_ref_id,$a_parent_non_rbac_id,$a_node_id,$a_params);
        }

        function executeDragDrop($source_id, $target_id, $first_child, $as_subitem = false, $movecopy = "move")
        {
                include_once("./Services/Skill/classes/class.ilSkillTree.php");
                $tree = new ilSkillTree();

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

                $source_obj = ilSkillTreeNodeFactory::getInstance($source_id);

                if (!$first_child)
                {
                        $target_obj = ilSkillTreeNodeFactory::getInstance($target_id);
                        $target_parent = $tree->getParentId($target_id);
                }
                // handle skills
                if ($source_obj->getType() == "skll")
                {
                        if ($tree->isInTree($source_obj->getId()))
                        {
                                $node_data = $tree->getNodeData($source_obj->getId());

                                // cut on move
                                if ($movecopy == "move")
                                {
                                        $parent_id = $tree->getParentId($source_obj->getId());
                                        $tree->deleteTree($node_data);

                                }

                                // paste page
                                if(!$tree->isInTree($source_obj->getId()))
                                {
                                        if ($first_child)                       // as first child
                                        {
                                                $target_pos = IL_FIRST_NODE;
                                                $parent = $target_id;
                                        }
                                        else if ($as_subitem)           // as last child
                                        {
                                                $parent = $target_id;
                                                $target_pos = IL_FIRST_NODE;
                                                $childs = $tree->getChildsByType($parent, array("skll", "scat"));
                                                if (count($childs) != 0)
                                                {
                                                        $target_pos = $childs[count($childs) - 1]["obj_id"];
                                                }
                                        }
                                        else                                            // at position
                                        {
                                                $target_pos = $target_id;
                                                $parent = $target_parent;
                                        }
                                        // insert skill into tree
                                        $tree->insertNode($source_obj->getId(),
                                                $parent, $target_pos);
                                }
                        }
                }

                // handle skil categories
                if ($source_obj->getType() == "scat")
                {
                        $source_node = $tree->getNodeData($source_id);
                        $subnodes = $tree->getSubtree($source_node);

                        // check, if target is within subtree
                        foreach ($subnodes as $subnode)
                        {
                                if($subnode["obj_id"] == $target_id)
                                {
                                        return;
                                }
                        }

                        $target_pos = $target_id;

                        if ($first_child)               // as first node
                        {
                                $target_pos = IL_FIRST_NODE;
                                $target_parent = $target_id;
                        }
                        else if ($as_subitem)           // as last node
                        {
                                $target_parent = $target_id;
                                $target_pos = IL_FIRST_NODE;
                                $childs = $tree->getChilds($target_parent);
                                if (count($childs) != 0)
                                {
                                        $target_pos = $childs[count($childs) - 1]["obj_id"];
                                }
                        }

                        // delete source tree
                        if ($movecopy == "move")
                        {
                                $tree->deleteTree($source_node);
                        }

                        if (!$tree->isInTree($source_id))
                        {
                                $tree->insertNode($source_id, $target_parent, $target_pos);

                                // insert moved tree
                                if ($movecopy == "move")
                                {
                                        foreach ($subnodes as $node)
                                        {
                                                if($node["obj_id"] != $source_id)
                                                {
                                                        $tree->insertNode($node["obj_id"], $node["parent"]);
                                                }
                                        }
                                }
                        }
                }

        }
}
?>