This file is part of ILIAS, a powerful learning management system published by ILIAS open source e-Learning e.V. More...

Inheritance diagram for ilObjContentObjectAccess:

Collaboration diagram for ilObjContentObjectAccess:

Public Member Functions
	__construct ()

	_checkAccess (string $cmd, string $permission, int $ref_id, int $obj_id, ?int $user_id=null)
	Checks whether a user may invoke a command or not (this method is called by ilAccessHandler::checkAccess) More...

Public Member Functions inherited from ilObjectAccess
	_checkAccess (string $cmd, string $permission, int $ref_id, int $obj_id, ?int $user_id=null)
	Checks whether a user may invoke a command or not (this method is called by ilAccessHandler::checkAccess) More...

	canBeDelivered (ilWACPath $ilWACPath)

	canBeDelivered (ilWACPath $ilWACPath)

Static Public Member Functions
static	_getLastAccessedPage (int $a_ref_id, int $a_user_id=0)

static	_checkGoto (string $target)
	check whether goto script will succeed More...

static	_preloadData (array $obj_ids, array $ref_ids)
	Preload data. More...

static	isInfoEnabled (int $obj_id)

Static Public Member Functions inherited from ilObjectAccess
static	_getCommands ()
	get commands More...

static	_checkGoto (string $target)
	check whether goto script will succeed More...

static	_isOffline (int $obj_id)
	Type-specific implementation of general status, has to be overwritten if object type does not support centralized offline handling. More...

static	_preloadData (array $obj_ids, array $ref_ids)
	Preload data. More...

Static Public Attributes
static array	$lo_access

Protected Attributes
ilObjUser	$user

ilLanguage	$lng

ilRbacSystem	$rbacsystem

ilAccessHandler	$access

Detailed Description

This file is part of ILIAS, a powerful learning management system published by ILIAS open source e-Learning e.V.

ILIAS is licensed with the GPL-3.0, see https://www.gnu.org/licenses/gpl-3.0.en.html You should have received a copy of said license along with the source code, too.

If this is not the case or you just want to try ILIAS, you'll find us at: https://www.ilias.de https://github.com/ILIAS-eLearning

Author: Alexander Killing killi.nosp@m.ng@l.nosp@m.eifos.nosp@m..de

Definition at line 22 of file class.ilObjContentObjectAccess.php.

Constructor & Destructor Documentation

◆ __construct()

ilObjContentObjectAccess::__construct ( )

Reimplemented in ilObjLearningModuleAccess.

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

    {
        global $DIC;
 
        $this->user = $DIC->user();
        $this->lng = $DIC->language();
        $this->rbacsystem = $DIC->rbac()->system();
        $this->access = $DIC->access();
    }

References $DIC, ILIAS\Repository\access(), ILIAS\Repository\lng(), and ILIAS\Repository\user().

Here is the call graph for this function:

Member Function Documentation

◆ _checkAccess()

ilObjContentObjectAccess::_checkAccess	(	string	$cmd,
		string	$permission,
		int	$ref_id,
		int	$obj_id,
		?int	$user_id = `null`
	)

Checks whether a user may invoke a command or not (this method is called by ilAccessHandler::checkAccess)

Please do not check any preconditions handled by ilConditionHandler here. Also don't do any RBAC checks.

Reimplemented from ilObjectAccess.

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

                                                                                                                 : bool
    {
        $ilUser = $this->user;
        $lng = $this->lng;
        $ilAccess = $this->access;
 
        switch ($cmd) {
            case "continue":
 
                // continue is now default and works all the time
                // see ilLMPresentationGUI::resume()
                /*
                if ($ilUser->getId() == ANONYMOUS_USER_ID)
                {
                    $ilAccess->addInfoItem(ilAccessInfo::IL_NO_OBJECT_ACCESS, $lng->txt("lm_no_continue_for_anonym"));
                    return false;
                }
                if (ilObjContentObjectAccess::_getLastAccessedPage($ref_id,$user_id) <= 0)
                {
                    $ilAccess->addInfoItem(ilAccessInfo::IL_NO_OBJECT_ACCESS, $lng->txt("not_accessed_yet"));
                    return false;
                }
                */
                break;
 
            // for permission query feature
            case "info":
                if (!ilObject::lookupOfflineStatus($obj_id)) {
                    $ilAccess->addInfoItem(ilAccessInfo::IL_STATUS_MESSAGE, $lng->txt("online"));
                }
                break;
 
        }
 
        return true;
    }

References $access, $ilUser, $lng, $user, ilRBACAccessHandler\addInfoItem(), ilAccessInfo\IL_STATUS_MESSAGE, ilObject\lookupOfflineStatus(), and ilLanguage\txt().

Here is the call graph for this function:

◆ _checkGoto()

static ilObjContentObjectAccess::_checkGoto ( string $target )

static

check whether goto script will succeed

Reimplemented from ilObjectAccess.

Definition at line 119 of file class.ilObjContentObjectAccess.php.

                                                     : bool
    {
        global $DIC;
 
        $ilAccess = $DIC->access();
 
        $t_arr = explode("_", $target);
 
        if (($t_arr[0] != "lm" && $t_arr[0] != "st"
            && $t_arr[0] != "pg")
            || ((int) $t_arr[1]) <= 0) {
            return false;
        }
 
        if ($t_arr[0] == "lm") {
            if ($ilAccess->checkAccess("read", "", $t_arr[1]) ||
                $ilAccess->checkAccess("visible", "", $t_arr[1])) {
                return true;
            }
        } else {
            if (($t_arr[2] ?? 0) > 0) {
                $ref_ids = array($t_arr[2]);
            } else {
                // determine learning object
                $lm_id = ilLMObject::_lookupContObjID($t_arr[1]);
                $ref_ids = ilObject::_getAllReferences($lm_id);
            }
            // check read permissions
            foreach ($ref_ids as $ref_id) {
                // Permission check
                if ($ilAccess->checkAccess("read", "", $ref_id)) {
                    return true;
                }
            }
        }
        return false;
    }

References $DIC, $ref_id, ilObject\_getAllReferences(), and ilLMObject\_lookupContObjID().

Here is the call graph for this function:

◆ _getLastAccessedPage()

static ilObjContentObjectAccess::_getLastAccessedPage	(	int	$a_ref_id,
		int	$a_user_id = `0`
	)

static

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

     : int {
        global $DIC;
 
        $ilDB = $DIC->database();
        $ilUser = $DIC->user();
 
        if ($a_user_id == 0) {
            $a_user_id = $ilUser->getId();
        }
 
        if (isset(self::$lo_access[$a_ref_id])) {
            $acc_rec["obj_id"] = self::$lo_access[$a_ref_id];
        } else {
            $q = "SELECT * FROM lo_access WHERE " .
                "usr_id = " . $ilDB->quote($a_user_id, "integer") . " AND " .
                "lm_id = " . $ilDB->quote($a_ref_id, "integer");
 
            $acc_set = $ilDB->query($q);
            $acc_rec = $ilDB->fetchAssoc($acc_set);
        }
 
        if (($acc_rec["obj_id"] ?? 0) > 0) {
            $lm_id = ilObject::_lookupObjId($a_ref_id);
            $mtree = new ilTree($lm_id);
            $mtree->setTableNames('lm_tree', 'lm_data');
            $mtree->setTreeTablePK("lm_id");
            if ($mtree->isInTree($acc_rec["obj_id"])) {
                return $acc_rec["obj_id"];
            }
        }
 
        return 0;
    }

References $ilUser.

Referenced by ilLMNavigationStatus\determineStatus().

Here is the caller graph for this function:

◆ _preloadData()

static ilObjContentObjectAccess::_preloadData	(	array	$obj_ids,
		array	$ref_ids
	)

static

Preload data.

Reimplemented from ilObjectAccess.

Definition at line 157 of file class.ilObjContentObjectAccess.php.

                                                                       : void
    {
        global $DIC;
 
        $reading_time_manager = new \ILIAS\LearningModule\ReadingTime\ReadingTimeManager();
        $reading_time_manager->loadData($obj_ids);
 
        $ilDB = $DIC->database();
        $ilUser = $DIC->user();
 
        $q = "SELECT obj_id, lm_id FROM lo_access WHERE " .
            "usr_id = " . $ilDB->quote($ilUser->getId(), "integer") . " AND " .
            $ilDB->in("lm_id", $ref_ids, false, "integer");
        $set = $ilDB->query($q);
        foreach ($ref_ids as $r) {
            self::$lo_access[$r] = 0;
        }
        while ($rec = $ilDB->fetchAssoc($set)) {
            self::$lo_access[$rec["lm_id"]] = $rec["obj_id"];
        }
    }

References $DIC, $ilDB, and $ilUser.

◆ isInfoEnabled()

static ilObjContentObjectAccess::isInfoEnabled ( int $obj_id )

static

Definition at line 179 of file class.ilObjContentObjectAccess.php.

                                                     : bool
    {
        return (bool) ilContainer::_lookupContainerSetting(
            $obj_id,
            ilObjectServiceSettingsGUI::INFO_TAB_VISIBILITY,
            true
        );
    }