Item group items. More...

Collaboration diagram for ilItemGroupItems:

Public Member Functions
	ilItemGroupItems ($a_item_group_ref_id=0)
	Constructor.
	setItemGroupId ($a_val)
	Set item group id.
	getItemGroupId ()
	Get item group id.
	setItemGroupRefId ($a_val)
	Set item group ref id.
	getItemGroupRefId ()
	Get item group ref id.
	setItems ($a_val)
	Set items.
	getItems ()
	Get items.
	addItem ($a_item_ref_id)
	Add one item.
	delete ()
	Delete items of item group.
	update ()
	Update item group items.
	read ()
	Read item group items.
	getAssignableItems ()
	Get assignable items.
	getValidItems ()
	Get valid items.
	cloneItems ($a_source_id, $a_copy_id)
	Clone items.
	_getItemsOfContainer ($a_ref_id)

Data Fields
	$ilDB
	$tree
	$lng
	$item_group_id = 0
	$item_group_ref_id = 0
	$items = array()

Detailed Description

Item group items.

This class is used to store the materials (items) that are assigned to an item group. Main table used is item_group_item

Author: Alex Killing alex..nosp@m.kill.nosp@m.ing@g.nosp@m.mx.d.nosp@m.e

Version: $Id$

Definition at line 15 of file class.ilItemGroupItems.php.

Member Function Documentation

ilItemGroupItems::_getItemsOfContainer ( $a_ref_id )

Definition at line 274 of file class.ilItemGroupItems.php.

References $ilDB, $items, $query, $res, $row, $tree, and DB_FETCHMODE_OBJECT.

Referenced by ilRepositoryExplorer\isVisible().

        {
                global $ilDB,$tree;
                
                $itgr_nodes = $tree->getChildsByType($a_ref_id,'itgr');
                foreach ($itgr_nodes as $node)
                {
                        $itgr_ids[] = $node['obj_id'];
                }
                $query = "SELECT item_ref_id FROM item_group_item ".
                        "WHERE ".$ilDB->in('item_group_id', $itgr_ids,false,'integer');
                        
                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $items[] = $row->item_ref_id;
                }
                return $items ? $items : array();
        }

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ilItemGroupItems::addItem ( $a_item_ref_id )

Add one item.

Parameters

int $a_item_ref_id item ref id

Definition at line 116 of file class.ilItemGroupItems.php.

Referenced by ilObjItemGroupGUI\afterSaveCallback().

        {
                if (!in_array($a_item_ref_id, $this->items))
                {
                        $this->items[] = (int) $a_item_ref_id;
                }
        }

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ilItemGroupItems::cloneItems	(	$a_source_id,
		$a_copy_id
	)

Clone items.

public

Parameters

int	source event id
int	copy id

Definition at line 243 of file class.ilItemGroupItems.php.

References $ilLog, ilCopyWizardOptions\_getInstance(), ilItemGroupItems(), setItems(), and update().

        {
                global $ilObjDataCache,$ilLog;
                
                $ilLog->write(__METHOD__.': Begin cloning item group materials ... -'.$a_source_id.'-');
                
                include_once('Services/CopyWizard/classes/class.ilCopyWizardOptions.php');
                $cwo = ilCopyWizardOptions::_getInstance($a_copy_id);
                $mappings = $cwo->getMappings();
                
                $new_items = array();
// check: is this a ref id!?
                $source_ig = new ilItemGroupItems($a_source_id);
                foreach($source_ig->getItems() as $item_ref_id)
                {
                        if(isset($mappings[$item_ref_id]) and $mappings[$item_ref_id])
                        {
                                $ilLog->write(__METHOD__.': Clone item group item nr. '.$item_ref_id);
                                $new_items[] = $mappings[$item_ref_id];
                        }
                        else
                        {
                                $ilLog->write(__METHOD__.': No mapping found for item group item nr. '.$item_ref_id);
                        }
                }
                $this->setItems($new_items);
                $this->update();
                $ilLog->write(__METHOD__.': Finished cloning item group items ...');
                return true;
        }

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ilItemGroupItems::delete ( )

Delete items of item group.

Definition at line 127 of file class.ilItemGroupItems.php.

References $query, and getItemGroupId().

        {
                $query = "DELETE FROM item_group_item ".
                        "WHERE item_group_id = ".$this->db->quote($this->getItemGroupId(), 'integer');
                $this->db->manipulate($query);
        }

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ilItemGroupItems::getAssignableItems ( )

Get assignable items.

Parameters

@return

Definition at line 173 of file class.ilItemGroupItems.php.

References ilObjFileAccess\_isFileHidden(), getItemGroupRefId(), and ilUtil\sortArray().

Referenced by getValidItems().

        {
                if ($this->getItemGroupRefId() <= 0)
                {
                        return array();
                }
                
                $parent_node = $this->tree->getNodeData(
                        $this->tree->getParentId($this->getItemGroupRefId()));
                
                $materials = array();
                $nodes = $this->tree->getChilds($parent_node["child"]);
                include_once("./Modules/File/classes/class.ilObjFileAccess.php");
                foreach($nodes as $node)
                {
                        // filter side blocks and session, item groups and role folder
                        if ($node['child'] == $parent_node["child"] ||
                                $this->obj_def->isSideBlock($node['type']) ||
                                in_array($node['type'], array('sess', 'itgr', 'rolf', 'adm')))
                        {
                                continue;
                        }
                        
                        // filter hidden files
                        // see http://www.ilias.de/mantis/view.php?id=10269
                        if ($node['type'] == "file" &&
                                ilObjFileAccess::_isFileHidden($node['title']))
                        {
                                continue;
                        }
                        $materials[] = $node;
                }
                
                $materials = ilUtil::sortArray($materials, "title", "asc");
                
                return $materials;
        }

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ilItemGroupItems::getItemGroupId ( )

Get item group id.

Returns: int item group id

Definition at line 66 of file class.ilItemGroupItems.php.

References $item_group_id.

Referenced by delete(), ilItemGroupItems(), and update().

        {
                return $this->item_group_id;
        }

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ilItemGroupItems::getItemGroupRefId ( )

Get item group ref id.

Returns: int item group ref id

Definition at line 86 of file class.ilItemGroupItems.php.

References $item_group_ref_id.

Referenced by getAssignableItems(), and ilItemGroupItems().

        {
                return $this->item_group_ref_id;
        }

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ilItemGroupItems::getItems ( )

Get items.

Returns: array items (array of ref ids)

Definition at line 106 of file class.ilItemGroupItems.php.

References $items.

Referenced by ilItemGroupItemsTableGUI\__construct(), and getValidItems().

        {
                return $this->items;
        }

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ilItemGroupItems::getValidItems ( )

Get valid items.

Parameters

@return

Definition at line 220 of file class.ilItemGroupItems.php.

References $items, getAssignableItems(), and getItems().

        {
                $items = $this->getItems();
                $ass_items = $this->getAssignableItems();
                $valid_items = array();
                foreach ($ass_items as $aitem)
                {
                        if (in_array($aitem["ref_id"], $items))
                        {
                                $valid_items[] = $aitem["ref_id"];
                        }
                }
                return $valid_items;
        }

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ilItemGroupItems::ilItemGroupItems ( $a_item_group_ref_id = 0 )

Constructor.

Parameters

int $a_item_group_ref_id ref id of item group

Definition at line 30 of file class.ilItemGroupItems.php.

References $ilDB, $lng, $tree, ilObject\_lookupObjId(), getItemGroupId(), getItemGroupRefId(), read(), setItemGroupId(), and setItemGroupRefId().

Referenced by cloneItems().

        {
                global $ilDB, $lng, $tree, $objDefinition;
                $this->db  = $ilDB;
                $this->lng = $lng;
                $this->tree = $tree;
                $this->obj_def = $objDefinition;
                $this->setItemGroupRefId((int) $a_item_group_ref_id);
                if ($this->getItemGroupRefId() > 0)
                {
                        $this->setItemGroupId((int) ilObject::_lookupObjId($a_item_group_ref_id));
                }
                if ($this->getItemGroupId() > 0)
                {
                        $this->read();
                }
        }

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ilItemGroupItems::read ( )

Read item group items.

Definition at line 155 of file class.ilItemGroupItems.php.

Referenced by ilItemGroupItems().

        {
                $this->items = array();
                $set = $this->db->query("SELECT * FROM item_group_item ".
                        " WHERE item_group_id = ".$this->db->quote($this->getItemGroupId(), "integer")
                        );
                while ($rec = $this->db->fetchAssoc($set))
                {
                        $this->items[] = $rec["item_ref_id"];
                }
        }

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ilItemGroupItems::setItemGroupId ( $a_val )

Set item group id.

Parameters

int $a_val item group id

Definition at line 56 of file class.ilItemGroupItems.php.

Referenced by ilItemGroupItems().

        {
                $this->item_group_id = $a_val;
        }

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ilItemGroupItems::setItemGroupRefId ( $a_val )

Set item group ref id.

Parameters

int $a_val item group ref id

Definition at line 76 of file class.ilItemGroupItems.php.

Referenced by ilItemGroupItems().

        {
                $this->item_group_ref_id = $a_val;
        }

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ilItemGroupItems::setItems ( $a_val )

Set items.

Parameters

array $a_val items (array of ref ids)

Definition at line 96 of file class.ilItemGroupItems.php.

Referenced by cloneItems().

        {
                $this->items = $a_val;
        }

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ilItemGroupItems::update ( )

Update item group items.

Definition at line 137 of file class.ilItemGroupItems.php.

References $query, and getItemGroupId().

Referenced by cloneItems().

        {
                $this->delete();
                
                foreach($this->items as $item)
                {
                        $query = "INSERT INTO item_group_item (item_group_id,item_ref_id) ".
                                "VALUES( ".
                                $this->db->quote($this->getItemGroupId() ,'integer').", ".
                                $this->db->quote($item ,'integer')." ".
                                ")";
                        $this->db->manipulate($query);
                }
        }