Collaboration diagram for ilContainerSorting:

Public Member Functions
	getSortMode ()
	get sort mode More...

	sortItems ($a_items)
	sort subitems More...

	sortSubItems ($a_parent_type, $a_parent_id, $a_items)
	sort subitems (items of sessions or learning objectives) More...

	isManualSortingEnabled ()
	is manual sorting enabled More...

	savePost ($a_type_positions)
	Save post. More...

Static Public Member Functions
static	_getInstance ($a_obj_id)
	get instance by obj_id More...

static	lookupPositions ($a_obj_id)
	Get positions of subitems. More...

	cloneSorting ($a_target_id, $a_copy_id)
	clone sorting More...

Data Fields
const	ORDER_DEFAULT = 999999

Protected Member Functions
	saveItems ($a_items)
	save items More...

	saveSubItems ($a_parent_type, $a_parent_id, $a_items)
	Save subitem ordering (sessions, learning objectives) More...

Protected Attributes
	$obj_id

	$db

	$manual_sort_enabled = false

	$sorting_mode = 0

Static Protected Attributes
static	$instances = array()

Private Member Functions
	__construct ($a_obj_id)
	Constructor. More...

	read ()
	Read. More...

Detailed Description

Author: Stefan Meyer meyer.nosp@m.@lei.nosp@m.fos.c.nosp@m.om

Version: $Id$

Definition at line 32 of file class.ilContainerSorting.php.

Constructor & Destructor Documentation

◆ __construct()

ilContainerSorting::__construct ( $a_obj_id )

private

Constructor.

private

Parameters

int obj_id

Definition at line 51 of file class.ilContainerSorting.php.

References read().

         {
                 global $ilDB;
                 
                 $this->db = $ilDB;
                 $this->obj_id = $a_obj_id;
                 
                 $this->read();
         }

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Member Function Documentation

◆ _getInstance()

static ilContainerSorting::_getInstance ( $a_obj_id )

static

get instance by obj_id

public

Parameters

int obj_id

Returns: object ilContainerSorting

Definition at line 82 of file class.ilContainerSorting.php.

Referenced by ilContainer\cloneDependencies(), ilObjCourse\getSubItems(), ilContainer\getSubItems(), ilObjSessionGUI\infoScreen(), ilContainerContentGUI\renderItem(), ilContainerContentGUI\renderItemGroup(), ilContainerObjectiveGUI\renderObjective(), ilObjLinkResourceGUI\saveSorting(), ilContainerGUI\saveSortingObject(), ilAdministrationExplorerGUI\sortChilds(), ilRepositorySelectorExplorerGUI\sortChilds(), ilRepositoryExplorerGUI\sortChilds(), ilShopRepositoryExplorer\sortNodes(), and ilRepositoryExplorer\sortNodes().

         {
                 if(isset(self::$instances[$a_obj_id]))
                 {
                         return self::$instances[$a_obj_id];
                 }
                 return self::$instances[$a_obj_id] = new ilContainerSorting($a_obj_id);
         }

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◆ cloneSorting()

ilContainerSorting::cloneSorting	(	$a_target_id,
		$a_copy_id
	)

static

clone sorting

Returns

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

References $ilLog, $query, $res, $row, ilCopyWizardOptions\_getInstance(), ilObject\_lookupObjId(), and DB_FETCHMODE_OBJECT.

         {
                 global $ilDB;
                 global $ilLog;
                 
                 $ilLog->write(__METHOD__.': Cloning container sorting.');
                 
                 $target_obj_id = ilObject::_lookupObjId($a_target_id);
                 
                 include_once('./Services/CopyWizard/classes/class.ilCopyWizardOptions.php');
                 $mappings = ilCopyWizardOptions::_getInstance($a_copy_id)->getMappings(); 
                 
                 $query = "SELECT * FROM container_sorting ".
                         "WHERE obj_id = ".$ilDB->quote($this->obj_id, 'integer');
 
                 $res = $ilDB->query($query);
                 
                 while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                 {
                         if(!isset($mappings[$row->child_id]) or !$mappings[$row->child_id])
                         {
                                 #$ilLog->write(__METHOD__.': No mapping found for:'.$row->child_id);
                                 continue;
                         }
                         
                         if($row->parent_id and (!isset($mappings[$row->parent_id]) or !$mappings[$row->parent_id]))
                         {
                                 continue;
                         }
 
                         $query = "DELETE FROM container_sorting ".
                                 "WHERE obj_id = ".$ilDB->quote($target_obj_id,'integer')." ".
                                 "AND child_id = ".$ilDB->quote($mappings[$row->child_id],'integer')." ".
                                 "AND parent_type = ".$ilDB->quote($row->parent_type,'text').' '.
                                 "AND parent_id = ".$ilDB->quote((int) $mappings[$row->parent_id],'integer');
                         $ilDB->manipulate($query);
                         
                         // Add new value
                         $query = "INSERT INTO container_sorting (obj_id,child_id,position,parent_type,parent_id) ".
                                 "VALUES( ".
                                 $ilDB->quote($target_obj_id ,'integer').", ".
                                 $ilDB->quote($mappings[$row->child_id] ,'integer').", ".
                                 $ilDB->quote($row->position,'integer').", ".
                                 $ilDB->quote($row->parent_type,'text').", ".
                                 $ilDB->quote((int) $mappings[$row->parent_id],'integer').
                                 ")";
                         $ilDB->manipulate($query);
                 }
                 return true;            
         }

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◆ getSortMode()

ilContainerSorting::getSortMode ( )

get sort mode

public

Parameters

Definition at line 68 of file class.ilContainerSorting.php.

References $sorting_mode.

Referenced by sortItems(), and sortSubItems().

         {
                 return $this->sorting_mode;
         }

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◆ isManualSortingEnabled()

ilContainerSorting::isManualSortingEnabled ( )

is manual sorting enabled

public

Returns: bool

Definition at line 286 of file class.ilContainerSorting.php.

References $manual_sort_enabled.

         {
                 return (bool) $this->manual_sort_enabled;
         }

◆ lookupPositions()

static ilContainerSorting::lookupPositions ( $a_obj_id )

static

Get positions of subitems.

Parameters

int $a_obj_id

Returns

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

References $query, $res, $row, and DB_FETCHMODE_OBJECT.

Referenced by ilLinkResourceItems\sortItems().

         {
                 global $ilDB;
                 
                 $query = "SELECT * FROM container_sorting WHERE ".
                         "obj_id = ".$ilDB->quote($a_obj_id,'integer');
                 $res = $ilDB->query($query);
                 while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                 {
                         $sorted[$row->child_id] = $row->position;
                 }
                 return $sorted ? $sorted : array();
         } 

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◆ read()

ilContainerSorting::read ( )

private

Read.

private

Definition at line 393 of file class.ilContainerSorting.php.

References $query, $res, $row, ilContainerSortingSettings\_isManualSortingEnabled(), ilContainerSortingSettings\_lookupSortMode(), and DB_FETCHMODE_OBJECT.

Referenced by __construct().

         {
                 if(!$this->obj_id)
                 {
                         return true;
                 }
                 
                 include_once('Services/Container/classes/class.ilContainerSortingSettings.php');
                 $this->manual_sort_enabled = ilContainerSortingSettings::_isManualSortingEnabled($this->obj_id);
                 $this->sorting_mode = ilContainerSortingSettings::_lookupSortMode($this->obj_id);
                 
                 $query = "SELECT * FROM container_sorting ".
                         "WHERE obj_id = ".$this->db->quote($this->obj_id ,'integer')." ORDER BY position";
                 $res = $this->db->query($query);
                 while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                 {
                         if($row->parent_id)
                         {
                                 $this->sorting[$row->parent_type][$row->parent_id][$row->child_id] = $row->position;
                         }
                         else
                         {
                                 $this->sorting['all'][$row->child_id] = $row->position;
                         }
                 }
                 return true;
         }

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◆ saveItems()

ilContainerSorting::saveItems ( $a_items )

protected

save items

protected

Parameters

string	parent_type only used for sessions and objectives in the moment. Otherwise empty
int	parent id
array	array of items

Returns

Definition at line 334 of file class.ilContainerSorting.php.

Referenced by savePost().

         {
                 global $ilDB;
                 
                 foreach($a_items as $child_id => $position)
                 {
                         $ilDB->replace(
                                 'container_sorting',
                                 array(
                                         'obj_id'        => array('integer',$this->obj_id),
                                         'child_id'      => array('integer',$child_id),
                                         'parent_id'     => array('integer',0)
                                 ),
                                 array(
                                         'parent_type' => array('text',''),
                                         'position'        => array('integer',$position)
                                 )
                         );
                 }
                 return true;
         }

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◆ savePost()

ilContainerSorting::savePost ( $a_type_positions )

Save post.

public

Parameters

array of positions e.g array(crs => array(1,2,3),'lres' => array(3,5,6))

Definition at line 298 of file class.ilContainerSorting.php.

References $ilLog, saveItems(), and saveSubItems().

         {
                 global $ilLog; 
 
                 if(!is_array($a_type_positions))
                 {
                         return false;
                 }
                 foreach($a_type_positions as $key => $position)
                 {
                         if(!is_array($position))
                         {
                                 $items[$key] = $position * 100;
                         }
                         else
                         {
                                 $ilLog->write(__METHOD__.': Deprecated call');
                                 foreach($position as $parent_id => $sub_items)
                                 {
                                         $this->saveSubItems($key,$parent_id,$sub_items ? $sub_items : array());
                                 }
                         }
                 }
                 $this->saveItems($items ? $items : array());
         }

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◆ saveSubItems()

ilContainerSorting::saveSubItems	(	$a_parent_type,
		$a_parent_id,
		$a_items
	)

protected

Save subitem ordering (sessions, learning objectives)

Parameters

string	$a_parent_type
integer	$a_parent_id
array	$a_items

Returns

Definition at line 363 of file class.ilContainerSorting.php.

Referenced by savePost().

         {
                 global $ilDB;
 
                 foreach($a_items as $child_id => $position)
                 {
                         $ilDB->replace(
                                 'container_sorting',
                                 array(
                                         'obj_id'        => array('integer',$this->obj_id),
                                         'child_id'      => array('integer',$child_id),
                                         'parent_id'     => array('integer',$a_parent_id)
                                 ),
                                 array(
                                         'parent_type' => array('text',$a_parent_type),
                                         'position'        => array('integer',$position)
                                 )
                         );
                 }
                 return true;
                 
         }

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◆ sortItems()

ilContainerSorting::sortItems ( $a_items )

sort subitems

public

Parameters

array item data

Returns: array sorted item data

Definition at line 176 of file class.ilContainerSorting.php.

References $data, getSortMode(), ilContainer\SORT_ACTIVATION, ilContainer\SORT_TITLE, and ilUtil\sortArray().

         {
                 $sorted = array();
                 if(!$this->manual_sort_enabled)
                 {
                         switch($this->getSortMode())
                         {
                                 case ilContainer::SORT_TITLE:
                                         foreach((array) $a_items as $type => $data)
                                         {
                                                 // this line used until #4389 has been fixed (3.10.6)
                                                 // reanimated with 4.4.0
                                                 $sorted[$type] = ilUtil::sortArray((array) $data,'title','asc',false);
 
                                                 // the next line tried to use db sorting and has replaced sortArray due to bug #4389
                                                 // but leads to bug #12165. PHP should be able to do a proper sorting, if the locale
                                                 // is set correctly, so we witch back to sortArray (with 4.4.0) and see what
                                                 // feedback we get
                                                 // (next line has been used from 3.10.6 to 4.3.x)
 //                                              $sorted[$type] = $data;
                                         }
                                         return $sorted ? $sorted : array();
                                         
                                 case ilContainer::SORT_ACTIVATION:
                                         foreach((array) $a_items as $type => $data)
                                         {
                                                 $sorted[$type] = ilUtil::sortArray((array) $data,'start','asc',true);
                                         }
                                         return $sorted ? $sorted : array();
                         }
                         return $a_items;
                 }
                 if(!count($a_items))
                 {
                         return $a_items;
                 }
                 foreach((array) $a_items as $type => $data)
                 {
                         // Add position
                         $items = array();
                         foreach((array) $data as $key => $item)
                         {
                                 $items[$key] = $item;
                                 if(is_array($this->sorting['all']) and isset($this->sorting['all'][$item['child']]))
                                 {
                                         $items[$key]['position'] = $this->sorting['all'][$item['child']];
                                 }
                                 else
                                 {
                                         $items[$key]['position'] = self::ORDER_DEFAULT;
                                 }
                         }
 
                         switch($type)
                         {
                                 case '_all':
                                         $sorted[$type] = ilUtil::sortArray((array) $items,'position','asc',true);
                                         break;
                                 
                                 case '_non_sess':
                                         $sorted[$type] = ilUtil::sortArray((array) $items,'position','asc',true);
                                         break;
                                 
                                 default:
                                         $sorted[$type] = ilUtil::sortArray((array) $items,'position','asc',true);
                                         break;
                         }
                 }
                 return $sorted ? $sorted : array();
         }

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◆ sortSubItems()

ilContainerSorting::sortSubItems	(	$a_parent_type,
		$a_parent_id,
		$a_items
	)

sort subitems (items of sessions or learning objectives)

public

Parameters

Definition at line 254 of file class.ilContainerSorting.php.

References getSortMode(), ilContainer\SORT_MANUAL, ilContainer\SORT_TITLE, and ilUtil\sortArray().

         {
                 switch($this->getSortMode())
                 {
                         case ilContainer::SORT_MANUAL:
                                 // Add position
                                 $items = array();
                                 foreach($a_items as $key => $item)
                                 {
                                         $items[$key] = $item;
                                         $items[$key]['position'] = isset($this->sorting[$a_parent_type][$a_parent_id][$item['child']]) ? 
                                                                                                         $this->sorting[$a_parent_type][$a_parent_id][$item['child']] : self::ORDER_DEFAULT;
                                 }
                                 return ilUtil::sortArray((array) $items,'position','asc',true);
                                 
 
                         case ilContainer::SORT_TITLE:
                         default:
                                 return ilUtil::sortArray((array) $a_items,'title','asc',true);
                 }
 
         }