ilLPStatusCollection Class Reference

Inheritance diagram for ilLPStatusCollection:

Collaboration diagram for ilLPStatusCollection:

Public Member Functions
	__construct (int $a_obj_id)
	determineStatus (int $a_obj_id, int $a_usr_id, object $a_obj=null)
Public Member Functions inherited from ilLPStatus
	__construct (int $a_obj_id)
	_updateStatus (int $a_obj_id, int $a_usr_id, ?object $a_obj=null, bool $a_percentage=false, bool $a_force_raise=false)
	New status handling (st: status, nr: accesses, p: percentage, t: time spent, m: mark) Learning progress: More...
	determinePercentage (int $a_obj_id, int $a_usr_id, ?object $a_obj=null)
	determineStatus (int $a_obj_id, int $a_usr_id, object $a_obj=null)
	refreshStatus (int $a_obj_id, ?array $a_users=null)
	Refresh status. More...

Static Public Member Functions
static	_getNotAttempted (int $a_obj_id)
static	_getInProgress (int $a_obj_id)
static	_getCompleted (int $a_obj_id)
	Get completed users New handling for optional grouped assignments. More...
static	_getFailed (int $a_obj_id)
static	_getStatusInfo (int $a_obj_id)
static	_getTypicalLearningTime (int $a_obj_id)
static	determineGroupingStatus (array $status, array $gr_info, int $user_id, bool $is_grouping)
	Determine grouping status. More...
static	_lookupCompletedForObject (int $a_obj_id, ?array $a_user_ids=null)
	Get completed users for object. More...
static	_lookupFailedForObject (int $a_obj_id, ?array $a_user_ids=null)
	Get failed users for object. More...
static	_lookupInProgressForObject (int $a_obj_id, ?array $a_user_ids=null)
	Get in progress users for object. More...
Static Public Member Functions inherited from ilLPStatus
static	_getCountNotAttempted (int $a_obj_id)
static	_getNotAttempted (int $a_obj_id)
static	_getCountInProgress (int $a_obj_id)
static	_getInProgress (int $a_obj_id)
static	_getCountCompleted (int $a_obj_id)
static	_getCompleted (int $a_obj_id)
static	_getFailed (int $a_obj_id)
static	_getCountFailed (int $a_obj_id)
static	_getStatusInfo (int $a_obj_id)
static	_getTypicalLearningTime (int $a_obj_id)
static	checkStatusForObject (int $a_obj_id, ?array $a_users=null)
	This function checks whether the status for a given number of users is dirty and must be recalculated. More...
static	writeStatus (int $a_obj_id, int $a_user_id, int $a_status, int $a_percentage=0, bool $a_force_per=false, ?int &$a_old_status=self::LP_STATUS_NOT_ATTEMPTED_NUM)
	Write status for user and object. More...
static	setInProgressIfNotAttempted (int $a_obj_id, int $a_user_id)
	This function shoudl be clalled for normal "read events". More...
static	setAllDirty ()
	Sets all status to dirty. More...
static	setDirty (int $a_obj_id)
	Sets status of an object to dirty. More...
static	_lookupStatus (int $a_obj_id, int $a_user_id, bool $a_create=true)
	Lookup status. More...
static	_lookupPercentage (int $a_obj_id, int $a_user_id)
	Lookup percentage. More...
static	_hasUserCompleted (int $a_obj_id, int $a_user_id)
	Lookup user object completion. More...
static	_lookupStatusChanged (int $a_obj_id, int $a_user_id)
	Lookup status changed. More...
static	_lookupCompletedForObject (int $a_obj_id, ?array $a_user_ids=null)
	Get completed users for object. More...
static	_lookupFailedForObject (int $a_obj_id, ?array $a_user_ids=null)
	Get failed users for object. More...
static	_lookupInProgressForObject (int $a_obj_id, ?array $a_user_ids=null)
	Get in progress users for object. More...
static	preloadListGUIData (array $a_obj_ids)
static	getListGUIStatus (int $a_obj_id, bool $a_image_only=true)
static	hasListGUIStatus (int $a_obj_id)

Protected Member Functions
	isMember (int $objId, int $usrId)

Static Protected Member Functions
static	getMembers (int $a_obj_id)
	Get members for object. More...
Static Protected Member Functions inherited from ilLPStatus
static	raiseEvent (int $a_obj_id, int $a_usr_id, int $a_status, int $a_old_status, int $a_percentage)
static	_lookupStatusForObject (int $a_obj_id, int $a_status, ?array $a_user_ids=null)
	Get users with given status for object. More...
static	validateLPForObjects (int $a_user_id, array $a_obj_ids, int $a_parent_ref_id)
	Process given objects for lp-relevance. More...
static	checkLPModesForObjects (array $a_obj_ids, array &$a_coll_obj_ids)
	Process lp modes for given objects. More...
static	getLPStatusForObjects (int $a_user_id, array $a_obj_ids)
	Get LP status for given objects (and user) More...

Private Attributes
ilTree	$tree

Additional Inherited Members
Data Fields inherited from ilLPStatus
const	LP_STATUS_NOT_ATTEMPTED = 'trac_no_attempted'
const	LP_STATUS_IN_PROGRESS = 'trac_in_progress'
const	LP_STATUS_COMPLETED = 'trac_completed'
const	LP_STATUS_FAILED = 'trac_failed'
const	LP_STATUS_NOT_ATTEMPTED_NUM = 0
const	LP_STATUS_IN_PROGRESS_NUM = 1
const	LP_STATUS_COMPLETED_NUM = 2
const	LP_STATUS_FAILED_NUM = 3
const	LP_STATUS_REGISTERED = 'trac_registered'
const	LP_STATUS_NOT_REGISTERED = 'trac_not_registered'
const	LP_STATUS_PARTICIPATED = 'trac_participated'
const	LP_STATUS_NOT_PARTICIPATED = 'trac_not_participated'
Static Public Attributes inherited from ilLPStatus
static	$list_gui_cache
Protected Attributes inherited from ilLPStatus
int	$obj_id
ilDBInterface	$db
ilObjectDataCache	$ilObjDataCache

Detailed Description

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

Constructor & Destructor Documentation

__construct()

ilLPStatusCollection::__construct

(

int

$a_obj_id

)

Definition at line 29 of file class.ilLPStatusCollection.php.

References $DIC, and ILIAS\MetaData\Repository\Validation\Data\__construct().

    {
        global $DIC;

        parent::__construct($a_obj_id);
        $this->tree = $DIC->repositoryTree();
    }

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Member Function Documentation

_getCompleted()

static ilLPStatusCollection::_getCompleted ( int  $a_obj_id )

static

Get completed users New handling for optional grouped assignments.

Definition at line 107 of file class.ilLPStatusCollection.php.

References $DIC, ilLPStatus\$ilObjDataCache, ilLPStatusWrapper\_getCompleted(), ilLPStatusWrapper\_getFailed(), ilObjectLP\getInstance(), and ilObjectDataCache\lookupObjId().

                                                       : array
    {
        global $DIC;

        $ilObjDataCache = $DIC['ilObjDataCache'];

        $olp = ilObjectLP::getInstance($a_obj_id);
        $collection = $olp->getCollectionInstance();
        $grouped_items = [];
        if ($collection) {
            $grouped_items = $collection->getGroupedItemsForLPStatus();
        }
        if (!count($grouped_items)) {
            // #11513 - empty collections cannot be completed
            return array();
        } else {
            // New handling for optional assignments
            $counter = 0;
            $users = array();
            foreach ($grouped_items as $grouping_id => $grouping) {
                $isGrouping = $grouping_id ? true : false;
                $grouping_completed = array();
                $grouping_completed_users_num = array();
                foreach ((array) $grouping['items'] as $item) {
                    $item_id = $ilObjDataCache->lookupObjId((int) $item);
                    $tmp_users = ilLPStatusWrapper::_getCompleted($item_id);
                    if ($isGrouping) {
                        // Iterated through all grouped items and count the number of fullfiled items
                        foreach ($tmp_users as $tmp_user_id) {
                            $grouping_completed_users_num[$tmp_user_id] =
                                ($grouping_completed_users_num[$tmp_user_id] ?? 0) + 1;
                        }
                    } elseif (!$counter++) {
                        $users = $tmp_users;
                    } else {
                        $users = array_intersect($users, $tmp_users);
                    }
                }
                if ($isGrouping) {
                    // Iterate through all "grouping_completed_users_num"
                    // All users with completed items greater equal than "num_obligatory" are completed
                    foreach ($grouping_completed_users_num as $tmp_user_id => $grouping_num_completed) {
                        if ($grouping_num_completed >= $grouping['num_obligatory']) {
                            $grouping_completed[] = $tmp_user_id;
                        }
                    }

                    // build intersection of users
                    if (!$counter++) {
                        $users = $grouping_completed;
                    } else {
                        $users = array_intersect($users, $grouping_completed);
                    }
                }
            }
        }

        $users = array_diff($users, ilLPStatusWrapper::_getFailed($a_obj_id));

        if ($users) {
            // Exclude all non members
            $users = array_intersect(self::getMembers($a_obj_id), $users);
        }

        return (array) $users;
    }

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_getFailed()

static ilLPStatusCollection::_getFailed ( int  $a_obj_id )

static

Definition at line 174 of file class.ilLPStatusCollection.php.

References $DIC, ilLPStatus\$ilObjDataCache, ilLPStatusWrapper\_getFailed(), ilObjectLP\getInstance(), and ilObjectDataCache\lookupObjId().

                                                    : array
    {
        global $DIC;

        $ilObjDataCache = $DIC['ilObjDataCache'];

        $users = array();

        $olp = ilObjectLP::getInstance($a_obj_id);
        $collection = $olp->getCollectionInstance();
        if ($collection) {
            foreach ($collection->getGroupedItemsForLPStatus(
            ) as $grouping_id => $grouping) {
                $isGrouping = $grouping_id ? true : false;

                $gr_failed = array();
                $gr_failed_users_num = array();
                $counter = 0;
                foreach ((array) $grouping['items'] as $item) {
                    $item_id = $ilObjDataCache->lookupObjId((int) $item);
                    $tmp_users = ilLPStatusWrapper::_getFailed($item_id);

                    if ($isGrouping) {
                        foreach ($tmp_users as $tmp_user_id) {
                            $gr_failed_users_num[$tmp_user_id] =
                                ($gr_failed_users_num[$tmp_user_id] ?? 0) + 1;
                        }
                    } else {
                        // One item failed is sufficient for status failed.
                        $gr_failed = array_merge($gr_failed, $tmp_users);
                    }
                    $counter++;
                }
                if ($isGrouping) {
                    $allowed_failed = count(
                        $grouping['items']
                    ) - $grouping['num_obligatory'];
                    // Itereate over all failed users and check whether the allowd_failed value exceeded
                    foreach ($gr_failed_users_num as $tmp_user_id => $num_failed) {
                        if ($num_failed > $allowed_failed) {
                            $gr_failed[] = $tmp_user_id;
                        }
                    }
                }
                $users = array_unique(array_merge($users, $gr_failed));
            }
        }

        if ($users) {
            // Exclude all non members
            $users = array_intersect(self::getMembers($a_obj_id), $users);
        }

        return array_unique($users);
    }

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_getInProgress()

static ilLPStatusCollection::_getInProgress ( int  $a_obj_id )

static

Definition at line 61 of file class.ilLPStatusCollection.php.

References ilLPStatusWrapper\_getCompleted(), ilLPStatusWrapper\_getFailed(), ilLPStatusWrapper\_getInProgress(), ilObject\_lookupObjId(), ilObjectLP\getInstance(), and ilChangeEvent\lookupUsersInProgress().

                                                        : array
    {
        $users = ilChangeEvent::lookupUsersInProgress($a_obj_id);

        $olp = ilObjectLP::getInstance($a_obj_id);
        $collection = $olp->getCollectionInstance();
        if ($collection) {
            foreach ($collection->getItems() as $item_id) {
                $item_id = ilObject::_lookupObjId($item_id);

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

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

        if ($users) {
            // Exclude all non members
            $users = array_intersect(self::getMembers($a_obj_id), $users);
        }

        return $users;
    }

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_getNotAttempted()

static ilLPStatusCollection::_getNotAttempted ( int  $a_obj_id )

static

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

References ilLPStatusWrapper\_getCompleted(), ilLPStatusWrapper\_getFailed(), and ilLPStatusWrapper\_getInProgress().

                                                          : array
    {
        $users = array();

        $members = self::getMembers($a_obj_id);
        if ($members) {
            // diff in progress and completed (use stored result in LPStatusWrapper)
            $users = array_diff(
                (array) $members,
                ilLPStatusWrapper::_getInProgress($a_obj_id)
            );
            $users = array_diff(
                $users,
                ilLPStatusWrapper::_getCompleted($a_obj_id)
            );
            $users = array_diff(
                $users,
                ilLPStatusWrapper::_getFailed($a_obj_id)
            );
        }

        return $users;
    }

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_getStatusInfo()

static ilLPStatusCollection::_getStatusInfo ( int  $a_obj_id )

static

Definition at line 230 of file class.ilLPStatusCollection.php.

References ilObjectLP\getInstance().

                                                        : array
    {
        $status_info = array();

        $olp = ilObjectLP::getInstance($a_obj_id);
        $collection = $olp->getCollectionInstance();
        if ($collection) {
            $status_info['collections'] = $collection->getItems();
            $status_info['num_collections'] = count(
                $status_info['collections']
            );
        }

        return $status_info;
    }

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_getTypicalLearningTime()

static ilLPStatusCollection::_getTypicalLearningTime ( int  $a_obj_id )

static

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

References $DIC, ilLPStatus\$ilObjDataCache, ilLPStatusWrapper\_getStatusInfo(), ilLPStatusWrapper\_getTypicalLearningTime(), ilObjectDataCache\lookupObjId(), and ilObjectDataCache\lookupType().

                                                                 : int
    {
        global $DIC;

        $ilObjDataCache = $DIC['ilObjDataCache'];

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

        $tlt = 0;
        $status_info = ilLPStatusWrapper::_getStatusInfo($a_obj_id);
        foreach ($status_info['collections'] as $item) {
            $tlt += ilLPStatusWrapper::_getTypicalLearningTime(
                $ilObjDataCache->lookupObjId((int) $item)
            );
        }
        return $tlt;
    }

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_lookupCompletedForObject()

static ilLPStatusCollection::_lookupCompletedForObject ( int  $a_obj_id, ?array  $a_user_ids = null  )

static

Get completed users for object.

Definition at line 471 of file class.ilLPStatusCollection.php.

     : array {
        if (!$a_user_ids) {
            $a_user_ids = self::getMembers($a_obj_id);
            if (!$a_user_ids) {
                return array();
            }
        }
        return self::_lookupStatusForObject(
            $a_obj_id,
            self::LP_STATUS_COMPLETED_NUM,
            $a_user_ids
        );
    }

_lookupFailedForObject()

static ilLPStatusCollection::_lookupFailedForObject ( int  $a_obj_id, ?array  $a_user_ids = null  )

static

Get failed users for object.

Definition at line 491 of file class.ilLPStatusCollection.php.

     : array {
        if (!$a_user_ids) {
            $a_user_ids = self::getMembers($a_obj_id);
            if (!$a_user_ids) {
                return array();
            }
        }
        return self::_lookupStatusForObject(
            $a_obj_id,
            self::LP_STATUS_FAILED_NUM,
            $a_user_ids
        );
    }

_lookupInProgressForObject()

static ilLPStatusCollection::_lookupInProgressForObject ( int  $a_obj_id, ?array  $a_user_ids = null  )

static

Get in progress users for object.

Definition at line 511 of file class.ilLPStatusCollection.php.

     : array {
        if (!$a_user_ids) {
            $a_user_ids = self::getMembers($a_obj_id);
            if (!$a_user_ids) {
                return array();
            }
        }
        return self::_lookupStatusForObject(
            $a_obj_id,
            self::LP_STATUS_IN_PROGRESS_NUM,
            $a_user_ids
        );
    }

determineGroupingStatus()

static ilLPStatusCollection::determineGroupingStatus ( array  $status, array  $gr_info, int  $user_id, bool  $is_grouping  )

static

Determine grouping status.

Definition at line 332 of file class.ilLPStatusCollection.php.

References $DIC, ilLPStatus\$ilObjDataCache, ilLPStatusWrapper\_determineStatus(), and ilObjectDataCache\lookupObjId().

     : array {
        global $DIC;

        $ilObjDataCache = $DIC['ilObjDataCache'];

        $items = $gr_info['items'];
        if ($is_grouping) {
            $max_allowed_failed = count($items) - $gr_info['num_obligatory'];
            $required_completed = $gr_info['num_obligatory'];
        } else {
            $max_allowed_failed = 0;
            $required_completed = count($items);
        }

        // Required for grouping with a number of obligatory items
        $num_failed = 0;
        $num_completed = 0;

        foreach ($items as $item_id) {
            $item_id = $ilObjDataCache->lookupObjId((int) $item_id);
            $gr_status = ilLPStatusWrapper::_determineStatus(
                $item_id,
                $user_id
            );

            if ($gr_status == self::LP_STATUS_FAILED_NUM) {
                if (++$num_failed > $max_allowed_failed) {
                    $status['failed'] = true;
                    $status['completed'] = false;
                    return $status;
                }
            }
            if ($gr_status == self::LP_STATUS_COMPLETED_NUM) {
                if (++$num_completed >= $required_completed) {
                    return $status;
                }
            }
        }
        // Not completed since returned above
        $status['completed'] = false;
        return $status;
    }

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determineStatus()

ilLPStatusCollection::determineStatus	(	int	$a_obj_id,
		int	$a_usr_id,
		object	$a_obj = null
	)

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

References $DIC, ilLPStatus\$ilObjDataCache, ilObjectLP\getInstance(), ilChangeEvent\hasAccessed(), and isMember().

     : int {
        global $DIC;

        $ilObjDataCache = $DIC['ilObjDataCache'];

        $status['completed'] = true;
        $status['failed'] = false;
        $status['in_progress'] = false;

        switch ($this->ilObjDataCache->lookupType($a_obj_id)) {
            case "crs":
            case "fold":
            case "grp":
            case "lso":
                if (ilChangeEvent::hasAccessed($a_obj_id, $a_usr_id)) {
                    $status['in_progress'] = true;
                }

                $olp = ilObjectLP::getInstance($a_obj_id);
                $collection = $olp->getCollectionInstance();
                $grouped_items = [];
                if ($collection) {
                    $grouped_items = $collection->getGroupedItemsForLPStatus();
                }
                if (!count($grouped_items)) {
                    // #11513 - empty collections cannot be completed
                    $status['completed'] = false;
                } else {
                    foreach ($grouped_items as $grouping_id => $grouping) {
                        $isGrouping = $grouping_id ? true : false;
                        $status = self::determineGroupingStatus(
                            $status,
                            $grouping,
                            $a_usr_id,
                            $isGrouping
                        );
                    }
                }

                if ($status['completed']) {
                    if (!$this->isMember((int) $a_obj_id, (int) $a_usr_id)) {
                        return self::LP_STATUS_IN_PROGRESS_NUM;
                    }

                    return self::LP_STATUS_COMPLETED_NUM;
                }

                if ($status['failed']) {
                    return self::LP_STATUS_FAILED_NUM;
                }

                if ($status['in_progress']) {
                    return self::LP_STATUS_IN_PROGRESS_NUM;
                }
                break;
        }
        return self::LP_STATUS_NOT_ATTEMPTED_NUM;
    }

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getMembers()

static ilLPStatusCollection::getMembers ( int  $a_obj_id )

staticprotected

Get members for object.

Parameters

int

$a_obj_id

Returns

int[]

Definition at line 423 of file class.ilLPStatusCollection.php.

References $DIC, ilLPStatus\$ilObjDataCache, ilObject\_getAllReferences(), ilCourseParticipants\_getInstanceByObjId(), ilLearningSequenceParticipants\_getInstanceByObjId(), ilGroupParticipants\_getInstanceByObjId(), ilObject\_lookupObjId(), ilTree\checkForParentType(), and ilObjectDataCache\lookupType().

                                                       : array
    {
        global $DIC;

        $ilObjDataCache = $DIC['ilObjDataCache'];
        $tree = $DIC['tree'];

        switch ($ilObjDataCache->lookupType($a_obj_id)) {
            case 'crs':
                $member_obj = ilCourseParticipants::_getInstanceByObjId(
                    $a_obj_id
                );
                return $member_obj->getMembers();

            case 'grp':
                $member_obj = ilGroupParticipants::_getInstanceByObjId(
                    $a_obj_id
                );
                return $member_obj->getMembers();

            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'
                )) {
                    $member_obj = ilCourseParticipants::_getInstanceByObjId(
                        ilObject::_lookupObjId($crs_id)
                    );
                    return $member_obj->getMembers();
                }
                break;

            case 'lso':
                $member_obj = ilLearningSequenceParticipants::_getInstanceByObjId(
                    $a_obj_id
                );
                return $member_obj->getMembers();
                break;
        }

        return array();
    }

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isMember()

ilLPStatusCollection::isMember ( int  $objId, int  $usrId  )

protected

Parameters

int	$objId
int	$usrId

Returns

bool

Definition at line 385 of file class.ilLPStatusCollection.php.

References ilObject\_getAllReferences(), ilCourseParticipant\_getInstanceByObjId(), ilLearningSequenceParticipants\_getInstanceByObjId(), ilGroupParticipants\_getInstanceByObjId(), and ilObject\_lookupObjId().

Referenced by determineStatus().

                                                       : bool
    {
        switch ($this->ilObjDataCache->lookupType($objId)) {
            case 'crs':
                $participants = ilCourseParticipant::_getInstanceByObjId($objId, $usrId);
                return $participants->isMember();

            case 'grp':
                $participants = ilGroupParticipants::_getInstanceByObjId($objId);
                return $participants->isMember($usrId);

            case 'fold':
                $folderRefIds = ilObject::_getAllReferences($objId);
                $folderRefId = current($folderRefIds);
                if ($crsRefId = $this->tree->checkForParentType($folderRefId, 'crs')) {
                    $participants = ilCourseParticipant::_getInstanceByObjId(ilObject::_lookupObjId($crsRefId), $usrId);
                    return $participants->isMember();
                }

                if ($grpRefId = $this->tree->checkForParentType($folderRefId, 'grp')) {
                    $participants = ilGroupParticipants::_getInstanceByObjId(ilObject::_lookupObjId($grpRefId));
                    return $participants->isMember($usrId);
                }
                break;

            case 'lso':
                $participants = ilLearningSequenceParticipants::_getInstanceByObjId($objId);
                return $participants->isMember($usrId);
        }

        return true;
    }

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Field Documentation

$tree

ilTree ilLPStatusCollection::$tree

private

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

---

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

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