ilLPStatusCollection Class Reference

Inheritance diagram for ilLPStatusCollection:

Collaboration diagram for ilLPStatusCollection:

Public Member Functions
	ilLPStatusCollection ($a_obj_id)
	_getNotAttempted ($a_obj_id)
	_getInProgress ($a_obj_id)
	_getCompleted ($a_obj_id)
	_getFailed ($a_obj_id)
	_getStatusInfo ($a_obj_id)
	_getTypicalLearningTime ($a_obj_id)
	determineStatus ($a_obj_id, $a_user_id, $a_obj=null)
	Determine status.
Public Member Functions inherited from ilLPStatus
	ilLPStatus ($a_obj_id)
	_getCountNotAttempted ($a_obj_id)
	_getCountInProgress ($a_obj_id)
	_getCountCompleted ($a_obj_id)
	_getCountFailed ()
	_updateStatus ($a_obj_id, $a_usr_id, $a_obj=null)
	New status handling (st: status, nr: accesses, p: percentage, t: time spent, m: mark)
	determinePercentage ($a_obj_id, $a_usr_id, $a_obj=null)
	Determine percentage.
	refreshStatus ($a_obj_id)
	Refresh status.

Additional Inherited Members
Static Public Member Functions inherited from ilLPStatus
static	checkStatusForObject ($a_obj_id, $a_users=false)
	This function checks whether the status for a given number of users is dirty and must be recalculated.
static	writeStatus ($a_obj_id, $a_user_id, $a_status, $a_percentage=false, $a_force_per=false)
	Write status for user and object.
static	setInProgressIfNotAttempted ($a_obj_id, $a_user_id)
	This function shoudl be clalled for normal "read events".
static	setAllDirty ()
	Sets all status to dirty.
static	setDirty ($a_obj_id)
	Sets status of an object to dirty.
Data Fields inherited from ilLPStatus
	$obj_id = null
	$db = null

Detailed Description

Definition at line 36 of file class.ilLPStatusCollection.php.

Member Function Documentation

ilLPStatusCollection::_getCompleted

(

$a_obj_id

)

Reimplemented from ilLPStatus.

Definition at line 153 of file class.ilLPStatusCollection.php.

References $ilBench, ilObject\_getAllReferences(), ilLPStatusWrapper\_getFailed(), ilCourseParticipants\_getInstanceByObjId(), ilLPCollectionCache\_getItems(), ilObjGroup\_getMembers(), and ilObject\_lookupObjId().

        {
                include_once './Services/Tracking/classes/class.ilLPCollectionCache.php';

                global $ilBench,$ilObjDataCache,$tree;
                $ilBench->start('LearningProgress','9173_LPStatusCollection_completed');

                $counter = 0;
                $users = array();
                foreach(ilLPCollectionCache::_getItems($a_obj_id) as $item_id)
                {
                        $item_id = $ilObjDataCache->lookupObjId($item_id);

                        $tmp_users = ilLPStatusWrapper::_getCompleted($item_id);
                        if(!$counter++)
                        {
                                $users = $tmp_users;
                        }
                        else
                        {
                                $users = array_intersect($users,$tmp_users);
                        }

                }

                switch($ilObjDataCache->lookupType($a_obj_id))
                {
                        case 'crs':
                                // Exclude all non members
                                include_once './Modules/Course/classes/class.ilCourseParticipants.php';
                                $member_obj = ilCourseParticipants::_getInstanceByObjId($a_obj_id);
                                $users = array_intersect($member_obj->getMembers(),(array) $users);
                                break;

                        case 'grp':
                                include_once './Modules/Group/classes/class.ilObjGroup.php';
                                $members = ilObjGroup::_getMembers($a_obj_id);
                                $users = array_intersect($members,(array) $users);
                                break;
                                
                        case 'fold':
                                $folder_ref_ids = ilObject::_getAllReferences($a_obj_id);
                                $folder_ref_id = current($folder_ref_ids);
                                if($crs_id = $tree->checkForParentType($folder_ref_id,'crs'))
                                {
                                        include_once './Modules/Course/classes/class.ilCourseParticipants.php';
                                        $members_obj = ilCourseParticipants::_getInstanceByObjId(ilObject::_lookupObjId($crs_id));
                                        $users = array_intersect($members_obj->getMembers(),(array) $users);
                                }
                                break;
                                
                }
                $users = array_diff($users,ilLPStatusWrapper::_getFailed($a_obj_id));
                $ilBench->stop('LearningProgress','9173_LPStatusCollection_completed');
                return (array) $users;
        }

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ilLPStatusCollection::_getFailed

(

$a_obj_id

)

Reimplemented from ilLPStatus.

Definition at line 210 of file class.ilLPStatusCollection.php.

References ilObject\_getAllReferences(), ilCourseParticipants\_getInstanceByObjId(), ilLPCollectionCache\_getItems(), ilObjGroup\_getMembers(), and ilObject\_lookupObjId().

        {
                global $ilObjDataCache,$tree;

                include_once './Services/Tracking/classes/class.ilLPCollectionCache.php';

                $users = array();
                foreach(ilLPCollectionCache::_getItems($a_obj_id) as $item_id)
                {
                        $item_id = $ilObjDataCache->lookupObjId($item_id);
                        $tmp_users = ilLPStatusWrapper::_getFailed($item_id);
                        $users = array_merge($users,$tmp_users);
                }
                
                switch($ilObjDataCache->lookupType($a_obj_id))
                {
                        case 'crs':
                                // Exclude all non members
                                include_once './Modules/Course/classes/class.ilCourseParticipants.php';
                                $members_obj = ilCourseParticipants::_getInstanceByObjId($a_obj_id);
                                $members = $members_obj->getMembers();
                
                                $users = array_intersect($members,(array) $users);
                                break;
                                
                        case 'grp':
                                include_once './Modules/Group/classes/class.ilObjGroup.php';
                                $members = ilObjGroup::_getMembers($a_obj_id);
                                $users = array_intersect($members,(array) $users);
                                break;

                        case 'fold':
                                $folder_ref_ids = ilObject::_getAllReferences($a_obj_id);
                                $folder_ref_id = current($folder_ref_ids);
                                if($crs_id = $tree->checkForParentType($folder_ref_id,'crs'))
                                {
                                        $members_obj = ilCourseParticipants::_getInstanceByObjId(ilObject::_lookupObjId($crs_id));
                                        $members = $members_obj->getMembers();
                                        $users = array_intersect($members,(array) $users);
                                }
                                break;
                }
                
                return array_unique($users);
        }

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ilLPStatusCollection::_getInProgress

(

$a_obj_id

)

Reimplemented from ilLPStatus.

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

References $ilBench, ilObject\_getAllReferences(), ilLPStatusWrapper\_getCompleted(), ilLPStatusWrapper\_getFailed(), ilLPStatusWrapper\_getInProgress(), ilCourseParticipants\_getInstanceByObjId(), ilLPCollectionCache\_getItems(), ilObjGroup\_getMembers(), and ilObject\_lookupObjId().

        {
                global $tree;
                
                include_once './Services/Tracking/classes/class.ilLPCollectionCache.php';

                global $ilBench,$ilObjDataCache;
                $ilBench->start('LearningProgress','9172_LPStatusCollection_inProgress');

                $in_progress = 0;
                foreach(ilLPCollectionCache::_getItems($a_obj_id) as $item_id)
                {
                        $item_id = $ilObjDataCache->lookupObjId($item_id);

                        // merge arrays of users with status 'in progress'
                        $users = array_unique(array_merge((array) $users,ilLPStatusWrapper::_getInProgress($item_id)));
                        $users = array_unique(array_merge((array) $users,ilLPStatusWrapper::_getCompleted($item_id)));
                }

                // Exclude all users with status completed.
                $users = array_diff((array) $users,ilLPStatusWrapper::_getCompleted($a_obj_id));
                // Exclude all users with status failed.
                $users = array_diff((array) $users,ilLPStatusWrapper::_getFailed($a_obj_id));

                switch($ilObjDataCache->lookupType($a_obj_id))
                {
                        case 'crs':
                                // Exclude all non members
                                include_once './Modules/Course/classes/class.ilCourseParticipants.php';
                                $members_obj = ilCourseParticipants::_getInstanceByObjId($a_obj_id);
                                $members = $members_obj->getMembers();
                                $users = array_intersect($members,(array) $users);
                                break;
                                
                        case 'grp':
                                include_once './Modules/Group/classes/class.ilObjGroup.php';
                                $members = ilObjGroup::_getMembers($a_obj_id);
                                $users = array_intersect($members,(array) $users);
                                break;
                                
                        case 'fold':
                                $folder_ref_ids = ilObject::_getAllReferences($a_obj_id);
                                $folder_ref_id = current($folder_ref_ids);
                                if($crs_id = $tree->checkForParentType($folder_ref_id,'crs'))
                                {
                                        include_once './Modules/Course/classes/class.ilCourseParticipants.php';
                                        $members_obj = ilCourseParticipants::_getInstanceByObjId(ilObject::_lookupObjId($crs_id));
                                        $members = $members_obj->getMembers();
                                        $users = array_intersect($members,(array) $users);
                                }
                                break;
                }

                $ilBench->stop('LearningProgress','9172_LPStatusCollection_inProgress');
                return $users;
        }

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ilLPStatusCollection::_getNotAttempted

(

$a_obj_id

)

Reimplemented from ilLPStatus.

Definition at line 47 of file class.ilLPStatusCollection.php.

References ilObject\_getAllReferences(), ilLPStatusWrapper\_getCompleted(), ilLPStatusWrapper\_getFailed(), ilLPStatusWrapper\_getInProgress(), ilCourseParticipants\_getInstanceByObjId(), ilObjGroup\_getMembers(), and ilObject\_lookupObjId().

        {
                global $ilObjDataCache,$tree;

                switch($ilObjDataCache->lookupType($a_obj_id))
                {
                        case 'crs':
                                include_once 'Modules/Course/classes/class.ilCourseParticipants.php';
                                $member_obj = ilCourseParticipants::_getInstanceByObjId($a_obj_id);
                                $members = $member_obj->getMembers();
                                
                                // diff in progress and completed (use stored result in LPStatusWrapper)
                                $users = array_diff((array) $members, ilLPStatusWrapper::_getInProgress($a_obj_id));
                                $users = array_diff((array) $users, ilLPStatusWrapper::_getCompleted($a_obj_id));
                                $users = array_diff((array) $users, ilLPStatusWrapper::_getFailed($a_obj_id));
                                return $users;

                        case 'grp':
                                include_once './Modules/Group/classes/class.ilObjGroup.php';
                                $members = ilObjGroup::_getMembers($a_obj_id);

                                // diff in progress and completed (use stored result in LPStatusWrapper)
                                $users = array_diff((array) $members, ilLPStatusWrapper::_getInProgress($a_obj_id));
                                $users = array_diff((array) $users, ilLPStatusWrapper::_getCompleted($a_obj_id));
                                $users = array_diff((array) $users, ilLPStatusWrapper::_getFailed($a_obj_id));
                                return $users;
                                
                        case 'fold':
                                $folder_ref_ids = ilObject::_getAllReferences($a_obj_id);
                                $folder_ref_id = current($folder_ref_ids);
                                if($crs_id = $tree->checkForParentType($folder_ref_id,'crs'))
                                {
                                        include_once 'Modules/Course/classes/class.ilCourseParticipants.php';
                                        $member_obj = ilCourseParticipants::_getInstanceByObjId(ilObject::_lookupObjId($crs_id));
                                        $members = $member_obj->getMembers();
                                
                                        // diff in progress and completed (use stored result in LPStatusWrapper)
                                        $users = array_diff((array) $members,ilLPStatusWrapper::_getInProgress($a_obj_id));
                                        $users = array_diff((array) $users, ilLPStatusWrapper::_getCompleted($a_obj_id));
                                        $users = array_diff((array) $users, ilLPStatusWrapper::_getFailed($a_obj_id));
                                        return $users;
                                }
                                // fallthrough
                                
                        default:
                                return array();
                }
        }

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ilLPStatusCollection::_getStatusInfo

(

$a_obj_id

)

Reimplemented from ilLPStatus.

Definition at line 257 of file class.ilLPStatusCollection.php.

References ilLPCollectionCache\_getItems().

Referenced by _getTypicalLearningTime().

        {
                include_once './Services/Tracking/classes/class.ilLPCollectionCache.php';

                $status_info['collections'] = ilLPCollectionCache::_getItems($a_obj_id);
                $status_info['num_collections'] = count($status_info['collections']);
                return $status_info;
        }

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ilLPStatusCollection::_getTypicalLearningTime

(

$a_obj_id

)

Reimplemented from ilLPStatus.

Definition at line 266 of file class.ilLPStatusCollection.php.

References _getStatusInfo().

        {
                global $ilObjDataCache;

                if($ilObjDataCache->lookupType($a_obj_id) == 'sahs')
                {
                        return parent::_getTypicalLearningTime($a_obj_id);
                }

                $status_info = ilLPStatusWrapper::_getStatusInfo($a_obj_id);
                foreach($status_info['collections'] as $item)
                {
                        $tlt += ilLPStatusWrapper::_getTypicalLearningTime($ilObjDataCache->lookupObjId($item));
                }
                return $tlt;
        }

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ilLPStatusCollection::determineStatus	(		$a_obj_id,
			$a_user_id,
			$a_obj = null
	)

Determine status.

Parameters

integer	object id
integer	user id
object	object (optional depends on object type)

Returns

integer status

Reimplemented from ilLPStatus.

Definition at line 291 of file class.ilLPStatusCollection.php.

References $ilDB, ilLPStatusWrapper\_determineStatus(), ilLPCollectionCache\_getItems(), ilChangeEvent\hasAccessed(), LP_STATUS_COMPLETED_NUM, LP_STATUS_FAILED_NUM, LP_STATUS_IN_PROGRESS_NUM, and LP_STATUS_NOT_ATTEMPTED_NUM.

        {
                global $ilObjDataCache, $ilDB;

                $status = LP_STATUS_NOT_ATTEMPTED_NUM;
                switch ($ilObjDataCache->lookupType($a_obj_id))
                {
                        case "crs":
                        case "fold":
                        case "grp":
                                include_once "./Services/Tracking/classes/class.ilChangeEvent.php";
                                if (ilChangeEvent::hasAccessed($a_obj_id, $a_user_id))
                                {
                                        $status = LP_STATUS_IN_PROGRESS_NUM;
                                }
                                        
                                $completed = true;
                                $failed = false;
                                include_once("./Services/Tracking/classes/class.ilLPCollectionCache.php");
                                foreach(ilLPCollectionCache::_getItems($a_obj_id) as $item_id)
                                {
                                        $item_id = $ilObjDataCache->lookupObjId($item_id);
                                        if (ilLPStatusWrapper::_determineStatus($item_id, $a_user_id)
                                                != LP_STATUS_COMPLETED_NUM)
                                        {
                                                $completed = false;
                                        }
                                        if (ilLPStatusWrapper::_determineStatus($item_id, $a_user_id)
                                                == LP_STATUS_COMPLETED_NUM)
                                        {
                                                $status = LP_STATUS_IN_PROGRESS_NUM;
                                        }
                                        if (ilLPStatusWrapper::_determineStatus($item_id, $a_user_id)
                                                == LP_STATUS_FAILED_NUM)
                                        {
                                                $failed = true;
                                        }
                                }
                                if ($failed)
                                {
                                        $status = LP_STATUS_FAILED_NUM;
                                }
                                else if ($completed)
                                {
                                        $status = LP_STATUS_COMPLETED_NUM;
                                }
                                
                                break;                  
                }

                return $status;
        }

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ilLPStatusCollection::ilLPStatusCollection

(

$a_obj_id

)

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

References $ilDB, and ilLPStatus\ilLPStatus().

        {
                global $ilDB;

                parent::ilLPStatus($a_obj_id);
                $this->db =& $ilDB;
        }

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

• Services/Tracking/classes/class.ilLPStatusCollection.php