ilLPStatusObjectives Class Reference

Inheritance diagram for ilLPStatusObjectives:

Collaboration diagram for ilLPStatusObjectives:

Public Member Functions
	ilLPStatusObjectives ($a_obj_id)
	_getNotAttempted ($a_obj_id)
	_getInProgress ($a_obj_id)
	_getCompleted ($a_obj_id)
	_getStatusInfo ($a_obj_id)
	determineStatus ($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 ($a_obj_id)
	_getFailed ($a_obj_id)
	_getCountFailed ()
	_getTypicalLearningTime ($a_obj_id)
	_updateStatus ($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, $a_users=null)
	Refresh status.
	_lookupStatus ($a_obj_id, $a_user_id)
	Lookup status.
	_lookupStatusChanged ($a_obj_id, $a_user_id)
	Lookup status changed.

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 16 of file class.ilLPStatusObjectives.php.

Member Function Documentation

ilLPStatusObjectives::_getCompleted

(

$a_obj_id

)

Reimplemented from ilLPStatus.

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

References $ilBench, $ilDB, and _getStatusInfo().

Referenced by _getInProgress().

        {
                global $ilDB;

                global $ilBench;

                $status_info = ilLPStatusWrapper::_getStatusInfo($a_obj_id);
                foreach($status_info['objective_result'] as $user_id => $completed)
                {
                        if(count($completed) == $status_info['num_objectives'])
                        {
                                $usr_ids[] = $user_id;
                        }
                }
                return $usr_ids ? $usr_ids : array();
        }

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ilLPStatusObjectives::_getInProgress

(

$a_obj_id

)

Reimplemented from ilLPStatus.

Definition at line 46 of file class.ilLPStatusObjectives.php.

References $ilDB, _getCompleted(), ilCourseParticipants\_getInstanceByObjId(), and ilChangeEvent\lookupUsersInProgress().

        {
                global $ilDB;

                $completed = ilLPStatusWrapper::_getCompleted($a_obj_id);
                
                include_once 'Modules/Course/classes/class.ilCourseParticipants.php';
                $members_obj = ilCourseParticipants::_getInstanceByObjId($a_obj_id);
                $members = $members_obj->getParticipants();

                include_once './Services/Tracking/classes/class.ilChangeEvent.php';
                $all = ilChangeEvent::lookupUsersInProgress($a_obj_id);
                foreach($all as $user_id)
                {
                        if(!in_array($user_id,$completed) and in_array($user_id,$members))
                        {
                                $user_ids[] = $user_id;
                        }
                }
                return $user_ids ? $user_ids : array();
        }

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ilLPStatusObjectives::_getNotAttempted

(

$a_obj_id

)

Reimplemented from ilLPStatus.

Definition at line 27 of file class.ilLPStatusObjectives.php.

References $ilBench, ilLPStatusWrapper\_getCompleted(), ilLPStatusWrapper\_getInProgress(), and ilCourseParticipants\_getInstanceByObjId().

        {
                global $ilObjDataCache;

                global $ilBench;
                $ilBench->start('LearningProgress','9171_LPStatusObjectives_notAttempted');

                include_once 'Modules/Course/classes/class.ilCourseParticipants.php';
                $members_obj = ilCourseParticipants::_getInstanceByObjId($a_obj_id);
                $members = $members_obj->getParticipants();
                        
                // diff in progress and completed (use stored result in LPStatusWrapper)
                $users = array_diff($members,$inp = ilLPStatusWrapper::_getInProgress($a_obj_id));
                $users = array_diff($users,$com = ilLPStatusWrapper::_getCompleted($a_obj_id));

                $ilBench->stop('LearningProgress','9171_LPStatusObjectives_notAttempted');
                return $users ? $users : array();
        }

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ilLPStatusObjectives::_getStatusInfo

(

$a_obj_id

)

Reimplemented from ilLPStatus.

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

References $ilDB, $in, $query, $res, $row, ilCourseObjective\_getObjectiveIds(), and DB_FETCHMODE_OBJECT.

Referenced by _getCompleted().

        {
                include_once 'Modules/Course/classes/class.ilCourseObjective.php';

                global $ilDB;

                $status_info['objective_result'] = array();
                $status_info['objectives'] = ilCourseObjective::_getObjectiveIds($a_obj_id);
                $status_info['num_objectives'] = count($status_info['objectives']);

                if(!$status_info['num_objectives'])
                {
                        return $status_info;
                }
                else
                {
                        $in = $ilDB->in('objective_id',$status_info['objectives'], false,'integer');
                }

                $query = "SELECT * FROM crs_objective_status ".
                        "WHERE ".$in;

                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $status_info['completed'][$row->objective_id][] = $row->user_id;
                        $status_info['objective_result'][$row->user_id][$row->objective_id] = $row->objective_id;
                }

                // Read title/description
                $query = "SELECT * FROM crs_objectives ".
                        "WHERE ".$in;
                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $status_info['objective_title'][$row->objective_id] = $row->title;
                        $status_info['objective_description'][$row->objective_id] = $row->description;
                }
                return $status_info;
        }

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ilLPStatusObjectives::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 135 of file class.ilLPStatusObjectives.php.

References $ilDB, ilCourseObjective\_getObjectiveIds(), ilChangeEvent\hasAccessed(), LP_STATUS_COMPLETED_NUM, LP_STATUS_IN_PROGRESS_NUM, and LP_STATUS_NOT_ATTEMPTED_NUM.

        {
                global $ilObjDataCache, $ilDB;
        
                // the status completed depends on:
                // $status_info['num_objectives'] (ilLPStatusWrapper::_getStatusInfo($a_obj_id);)
                // - ilCourseObjective::_getObjectiveIds($a_obj_id);
                // - table crs_objectives manipulated in
                // - ilCourseObjective
                
                // $status_info['objective_result']  (ilLPStatusWrapper::_getStatusInfo($a_obj_id);)
                // table crs_objective_status (must not contain a dataset)
                // ilCourseObjectiveResult -> added ilLPStatusWrapper::_updateStatus()
        
                $status = LP_STATUS_NOT_ATTEMPTED_NUM;
                switch ($ilObjDataCache->lookupType($a_obj_id))
                {
                        case "crs":
                                include_once("./Services/Tracking/classes/class.ilChangeEvent.php");
                                if (ilChangeEvent::hasAccessed($a_obj_id, $a_user_id))
                                {
                                        $status = LP_STATUS_IN_PROGRESS_NUM;

                                        include_once 'Modules/Course/classes/class.ilCourseObjective.php';
                                        $objectives = ilCourseObjective::_getObjectiveIds($a_obj_id);
                                        if ($objectives)
                                        {
                                                $set = $ilDB->query("SELECT count(objective_id) cnt FROM crs_objective_status ".
                                                        "WHERE ".$ilDB->in('objective_id',$objectives, false,'integer').
                                                        " AND user_id = ".$ilDB->quote($a_user_id, "integer"));
                                                if ($rec = $ilDB->fetchAssoc($set))
                                                {
                                                        if ($rec["cnt"] == count($objectives))
                                                        {
                                                                $status = LP_STATUS_COMPLETED_NUM;
                                                        }
                                                }
                                        }
                                }
                                break;                  
                }
                return $status;
        }

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ilLPStatusObjectives::ilLPStatusObjectives

(

$a_obj_id

)

Definition at line 19 of file class.ilLPStatusObjectives.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.ilLPStatusObjectives.php