ilItemGroupItems Class Reference

Item group items. More...

Collaboration diagram for ilItemGroupItems:

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

Static Public Member Functions
static	_getItemsOfContainer ($a_ref_id)

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

Protected Attributes
	$db
	$obj_def
	$obj_data_cache
	$log

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.

Constructor & Destructor Documentation

__construct()

ilItemGroupItems::__construct

(

$a_item_group_ref_id = 0

)

Constructor.

Parameters

int

$a_item_group_ref_id

ref id of item group

Definition at line 50 of file class.ilItemGroupItems.php.

    {
        global $DIC;
 
        $this->obj_data_cache = $DIC["ilObjDataCache"];
        $this->log = $DIC["ilLog"];
        $ilDB = $DIC->database();
        $lng = $DIC->language();
        $tree = $DIC->repositoryTree();
        $objDefinition = $DIC["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();
        }
    }

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

Here is the call graph for this function:

Member Function Documentation

_getItemsOfContainer()

static ilItemGroupItems::_getItemsOfContainer (   $a_ref_id )

static

Definition at line 295 of file class.ilItemGroupItems.php.

    {
        global $DIC;
 
        $ilDB = $DIC->database();
        $tree = $DIC->repositoryTree();
        
        $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(ilDBConstants::FETCHMODE_OBJECT)) {
            $items[] = $row->item_ref_id;
        }
        return $items ? $items : array();
    }

References $DIC, $ilDB, $items, $query, $res, $tree, and ilDBConstants\FETCHMODE_OBJECT.

Referenced by ilRepositoryExplorer\isVisible().

Here is the caller graph for this function:

addItem()

ilItemGroupItems::addItem

(

$a_item_ref_id

)

Add one item.

Parameters

int

$a_item_ref_id

item ref id

Definition at line 141 of file class.ilItemGroupItems.php.

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

cloneItems()

ilItemGroupItems::cloneItems	(		$a_source_id,
			$a_copy_id
	)

Clone items.

@access public

Parameters

int	source event id
int	copy id

Definition at line 267 of file class.ilItemGroupItems.php.

    {
        $ilObjDataCache = $this->obj_data_cache;
        $ilLog = $this->log;
        
        $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;
    }

References $log, $obj_data_cache, ilCopyWizardOptions\_getInstance(), setItems(), and update().

Here is the call graph for this function:

delete()

ilItemGroupItems::delete

(

)

Delete items of item group.

Definition at line 151 of file class.ilItemGroupItems.php.

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

References $query, and getItemGroupId().

Here is the call graph for this function:

getAssignableItems()

ilItemGroupItems::getAssignableItems

(

)

Get assignable items.

Parameters

return

Definition at line 196 of file class.ilItemGroupItems.php.

    {
        $objDefinition = $this->obj_def;
    
        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;
            }
                        
            if ($objDefinition->isInactivePlugin($node['type'])) {
                continue;
            }
 
            $materials[] = $node;
        }
        
        $materials = ilUtil::sortArray($materials, "title", "asc");
        
        return $materials;
    }

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

Referenced by getValidItems().

Here is the call graph for this function:

Here is the caller graph for this function:

getItemGroupId()

ilItemGroupItems::getItemGroupId

(

)

Get item group id.

Returns

int item group id

Definition at line 91 of file class.ilItemGroupItems.php.

    {
        return $this->item_group_id;
    }

References $item_group_id.

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

Here is the caller graph for this function:

getItemGroupRefId()

ilItemGroupItems::getItemGroupRefId

(

)

Get item group ref id.

Returns

int item group ref id

Definition at line 111 of file class.ilItemGroupItems.php.

    {
        return $this->item_group_ref_id;
    }

References $item_group_ref_id.

Referenced by __construct(), and getAssignableItems().

Here is the caller graph for this function:

getItems()

ilItemGroupItems::getItems

(

)

Get items.

Returns

array items (array of ref ids)

Definition at line 131 of file class.ilItemGroupItems.php.

    {
        return $this->items;
    }

References $items.

Referenced by getValidItems().

Here is the caller graph for this function:

getValidItems()

ilItemGroupItems::getValidItems

(

)

Get valid items.

Parameters

return

Definition at line 246 of file class.ilItemGroupItems.php.

    {
        $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;
    }

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

Here is the call graph for this function:

read()

ilItemGroupItems::read

(

)

Read item group items.

Definition at line 178 of file class.ilItemGroupItems.php.

    {
        $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"];
        }
    }

Referenced by __construct().

Here is the caller graph for this function:

setItemGroupId()

ilItemGroupItems::setItemGroupId

(

$a_val

)

Set item group id.

Parameters

int

$a_val

item group id

Definition at line 81 of file class.ilItemGroupItems.php.

    {
        $this->item_group_id = $a_val;
    }

Referenced by __construct().

Here is the caller graph for this function:

setItemGroupRefId()

ilItemGroupItems::setItemGroupRefId

(

$a_val

)

Set item group ref id.

Parameters

int

$a_val

item group ref id

Definition at line 101 of file class.ilItemGroupItems.php.

    {
        $this->item_group_ref_id = $a_val;
    }

Referenced by __construct().

Here is the caller graph for this function:

setItems()

ilItemGroupItems::setItems

(

$a_val

)

Set items.

Parameters

array

$a_val

items (array of ref ids)

Definition at line 121 of file class.ilItemGroupItems.php.

    {
        $this->items = $a_val;
    }

Referenced by cloneItems().

Here is the caller graph for this function:

update()

ilItemGroupItems::update

(

)

Update item group items.

Definition at line 161 of file class.ilItemGroupItems.php.

    {
        $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);
        }
    }

References $query, and getItemGroupId().

Referenced by cloneItems().

Here is the call graph for this function:

Here is the caller graph for this function:

Field Documentation

$db

ilItemGroupItems::$db

protected

Definition at line 20 of file class.ilItemGroupItems.php.

$ilDB

ilItemGroupItems::$ilDB

Definition at line 37 of file class.ilItemGroupItems.php.

Referenced by __construct(), and _getItemsOfContainer().

$item_group_id

ilItemGroupItems::$item_group_id = 0

Definition at line 41 of file class.ilItemGroupItems.php.

Referenced by getItemGroupId().

$item_group_ref_id

ilItemGroupItems::$item_group_ref_id = 0

Definition at line 42 of file class.ilItemGroupItems.php.

Referenced by getItemGroupRefId().

$items

ilItemGroupItems::$items = array()

Definition at line 43 of file class.ilItemGroupItems.php.

Referenced by _getItemsOfContainer(), getItems(), and getValidItems().

$lng

ilItemGroupItems::$lng

Definition at line 39 of file class.ilItemGroupItems.php.

Referenced by __construct().

$log

ilItemGroupItems::$log

protected

Definition at line 35 of file class.ilItemGroupItems.php.

Referenced by cloneItems().

$obj_data_cache

ilItemGroupItems::$obj_data_cache

protected

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

Referenced by cloneItems().

$obj_def

ilItemGroupItems::$obj_def

protected

Definition at line 25 of file class.ilItemGroupItems.php.

Referenced by getAssignableItems().

$tree

ilItemGroupItems::$tree

Definition at line 38 of file class.ilItemGroupItems.php.

Referenced by __construct(), and _getItemsOfContainer().

---

The documentation for this class was generated from the following file:

• Modules/ItemGroup/classes/class.ilItemGroupItems.php