class.ilTaxonomyDataSet.php

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<?php
/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */
 
include_once("./Services/DataSet/classes/class.ilDataSet.php");
 
class ilTaxonomyDataSet extends ilDataSet
{       
        public function getSupportedVersions()
        {
                return array("4.3.0");
        }
        
        function getXmlNamespace($a_entity, $a_schema_version)
        {
                return "http://www.ilias.de/xml/Services/Taxonomy/".$a_entity;
        }
        
        protected function getTypes($a_entity, $a_version)
        {
                // tax
                if ($a_entity == "tax")
                {
                        switch ($a_version)
                        {
                                case "4.3.0":
                                        return array(
                                                "Id" => "integer",
                                                "Title" => "text",
                                                "Description" => "text",
                                                "SortingMode" => "integer");
                        }
                }
        
                // tax_usage
                if ($a_entity == "tax_usage")
                {
                        switch ($a_version)
                        {
                                case "4.3.0":
                                                return array(
                                                        "TaxId" => "integer",
                                                        "ObjId" => "integer"
                                                );
                        }
                }
 
                // tax_tree
                if ($a_entity == "tax_tree")
                {
                        switch ($a_version)
                        {
                                case "4.3.0":
                                                return array(
                                                        "TaxId" => "integer",
                                                        "Child" => "integer",
                                                        "Parent" => "integer",
                                                        "Depth" => "integer",
                                                        "Type" => "text",
                                                        "Title" => "text",
                                                        "OrderNr" => "integer"
                                                );
                        }
                }                               
 
                // tax_node_assignment
                if ($a_entity == "tax_node_assignment")
                {
                        switch ($a_version)
                        {
                                case "4.3.0":
                                                return array(
                                                        "NodeId" => "integer",
                                                        "Component" => "text",
                                                        "ItemType" => "text",
                                                        "ItemId" => "integer"
                                                );
                        }
                }                               
 
        }
 
        function readData($a_entity, $a_version, $a_ids, $a_field = "")
        {
                global $ilDB;
 
                if (!is_array($a_ids))
                {
                        $a_ids = array($a_ids);
                }
                                
                // tax
                if ($a_entity == "tax")
                {
                        switch ($a_version)
                        {
                                case "4.3.0":
                                        $this->getDirectDataFromQuery("SELECT id, title, description, ".
                                                " sorting_mode".
                                                " FROM tax_data JOIN object_data ON (tax_data.id = object_data.obj_id) ".
                                                "WHERE ".
                                                $ilDB->in("id", $a_ids, false, "integer"));
                                        break;
                        }
                }       
 
                // tax usage
                if ($a_entity == "tax_usage")
                {
                        switch ($a_version)
                        {
                                case "4.3.0":
                                        $this->getDirectDataFromQuery("SELECT tax_id, obj_id ".
                                                " FROM tax_usage ".
                                                "WHERE ".
                                                $ilDB->in("tax_id", $a_ids, false, "integer"));
                                        break;
                        }
                }       
 
                // tax_tree
                if ($a_entity == "tax_tree")
                {
                        switch ($a_version)
                        {
                                case "4.3.0":
                                        $this->getDirectDataFromQuery("SELECT tax_id, child ".
                                                " ,parent,depth,type,title,order_nr ".
                                                " FROM tax_tree JOIN tax_node ON (child = obj_id) ".
                                                " WHERE ".
                                                $ilDB->in("tax_id", $a_ids, false, "integer").
                                                " ORDER BY depth");
                                        break;
                        }
                }                       
 
                // tax node assignment
                if ($a_entity == "tax_node_assignment")
                {
                        switch ($a_version)
                        {
                                case "4.3.0":
                                        $this->getDirectDataFromQuery("SELECT node_id, component, item_type, item_id ".
                                                " FROM tax_node_assignment ".
                                                "WHERE ".
                                                $ilDB->in("node_id", $a_ids, false, "integer"));
                                        break;
                        }
                }       
 
        }
        
        protected function getDependencies($a_entity, $a_version, $a_rec, $a_ids)
        {
                switch ($a_entity)
                {
                        case "tax":
                                return array (
                                        "tax_tree" => array("ids" => $a_rec["Id"]),
                                        "tax_usage" => array("ids" => $a_rec["Id"])
                                );                                                      
                        case "tax_tree":
                                return array (
                                        "tax_node_assignment" => array("ids" => $a_rec["Child"])
                                );                                                      
                }
                return false;
        }
        
        
        
        function importRecord($a_entity, $a_types, $a_rec, $a_mapping, $a_schema_version)
        {
//echo $a_entity;
//var_dump($a_rec);
 
                switch ($a_entity)
                {
                        case "tax":
                                include_once("./Services/Taxonomy/classes/class.ilObjTaxonomy.php");
 
//                              if($new_id = $a_mapping->getMapping('Services/Container','objs',$a_rec['Id']))
//                              {
//                                      $newObj = ilObjectFactory::getInstanceByObjId($new_id,false);
//                              }
//                              else
//                              {
                                        $newObj = new ilObjTaxonomy();
                                        $newObj->create();
//                              }
                                
                                $newObj->setTitle($a_rec["Title"]);
                                $newObj->setDescription($a_rec["Description"]);
                                $newObj->setSortingMode($a_rec["SortingMode"]);
                                $newObj->update();
                                
                                $this->current_obj = $newObj;
                                $a_mapping->addMapping("Services/Taxonomy", "tax", $a_rec["Id"], $newObj->getId());
                                break;
 
                        case "tax_tree":
                                switch ($a_rec["Type"])
                                {
                                        case "taxn":
                                                $parent = (int) $a_mapping->getMapping("Services/Taxonomy", "tax_tree", $a_rec["Parent"]);
                                                $tax_id = $a_mapping->getMapping("Services/Taxonomy", "tax", $a_rec["TaxId"]);
                                                if ($parent == 0)
                                                {
                                                        $parent = $this->current_obj->getTree()->readRootId();
                                                }
                                                $node = new ilTaxonomyNode();
                                                $node->setTitle($a_rec["Title"]);
                                                $node->setOrderNr($a_rec["OrderNr"]);
                                                $node->setTaxonomyId($tax_id);
                                                $node->create();
                                                ilTaxonomyNode::putInTree($tax_id, $node, (int) $parent, "", $a_rec["OrderNr"]);
                                                $a_mapping->addMapping("Services/Taxonomy", "tax_tree", $a_rec["Child"],
                                                        $node->getId());
                                                break;
                                                
                                }
                                
                        case "tax_node_assignment":
                                $new_item_id = (int) $a_mapping->getMapping("Services/Taxonomy", "tax_item",
                                        $a_rec["Component"].":".$a_rec["ItemType"].":".$a_rec["ItemId"]);
                                $new_node_id = (int) $a_mapping->getMapping("Services/Taxonomy", "tax_tree", $a_rec["NodeId"]);
 
                                // this is needed since 4.4 (but not exported with 4.3)
                                // with 4.4 this should be part of export/import
                                $new_item_id_obj = (int) $a_mapping->getMapping("Services/Taxonomy", "tax_item_obj_id",
                                        $a_rec["Component"].":".$a_rec["ItemType"].":".$a_rec["ItemId"]);
                                if ($new_item_id > 0 && $new_node_id > 0 && $new_item_id_obj  > 0)
                                {
                                        include_once("./Services/Taxonomy/classes/class.ilTaxNodeAssignment.php");
                                        $node_ass = new ilTaxNodeAssignment($a_rec["Component"], $new_item_id_obj, $a_rec["ItemType"], $this->current_obj->getId());
                                        $node_ass->addAssignment($new_node_id, $new_item_id);
                                }
                                break;
                                
                        case "tax_usage":
                                $usage = $a_mapping->getMapping("Services/Taxonomy", "tax_usage_of_obj", $a_rec["ObjId"]);
                                if ($usage != "")
                                {
                                        $usage.=":";
                                }
                                $a_mapping->addMapping("Services/Taxonomy", "tax_usage_of_obj", $a_rec["ObjId"],
                                        $usage.$this->current_obj->getId());
                                break;
                }
        }
}
?>