Expert Mode

Last modified by Carina Enke on 18.11.2025

Application examples of expert rules

In the following, you will find examples of how to use the expert syntax.

Typical application examples

Make individual content elements in a public course only visible to registered users ...

Do you wish to hide certain content elements in a public course from guests? Then enter the following code into the text field next to Expert mode in the Visibility tab of the corresponding course element. This will hide the course element in a publicly accessible course from non-registered guest users.

isGuest(0)=false

Configuration in the course editor
Course view as a registered user
Course view as a guest user
Course view as a course owner

)))|

date("[date]")

Query date

inLearningGroup("[string]")	Returns TRUE for all members of the learning group with the title [string] of the current course.
inLearningGroup("[string1]","[string2]")	Returns TRUE for all members of the specified learning group [string1] of the course with the specified course ID=[string2].
inLearningGroupWaitingList("[string]")	Returns TRUE for all users on the waiting list of the learning group [string] of the current course.
inLearningGroupWaitingList("[string1]","[string2]" )	Returns TRUE for all users on the waiting list of the learning group [string1] of the course with the specified course ID=[string2].
inRightGroup("[string]")	Returns TRUE for all members of the right group [string].
isLearningGroupFull("[string]")	Returns the Boolean TRUE (=full) or FALSE (=not full) for the specified learning group in the current course.
isLearningGroupFull("[string1]","[string2]")	Returns the Boolean TRUE (=full) or FALSE (=not full) for the specified learning group=[string1] of the course with the course ID=[string2].
isUser("[string]")	Returns TRUE for the user with the user name [string].
inLearningArea("[string]")	Returns TRUE for all members of the groups in the learning area [string] of the current course.
inLearningArea("[string1]","[string2]")	Returns TRUE for all members of the groups in the specified learning area [string1] of the course with the specified course ID=[string2].
getNumberOfEnrollments("[string1]*")	Returns TRUE, when the configured number of learning group members is reached in the learning area (string1).
isGlobalAuthor()	Returns TRUE for all members of the OPAL author group.
isCourseAdministrator()	Returns TRUE for all owners of your course (learning resource).
isCourseCoach()	Returns TRUE for all users who supervise a learning group.
isGuest()	Returns TRUE for all users who visit OPAL as guests.
isExternalUser()	Returns TRUE for everyone who uses OPAL as an external user.
hasAttribute("[AttrName]","[string]")	Returns TRUE if [string] matches the value of the AAI attribute [AttrName] of the respective user.
isInAttribute("[AttrName]","[substring]")	Returns TRUE if [substring] matches a portion of the value of the AAI attribute [AttrName] of the respective user.
getUserProperty("[string]")	Returns the specified user property of the executing user.
getPassed("[integer]")	Returns the Boolean TRUE (=passed) or FALSE (=not passed) from the course element with the specified ID.
getScore("[integer]")	Returns the number of points from the course element with the specified ID.
getAttempts("[integer]")	Returns the number of completed attempts from the course element with the specified ID. Can be applied to course elements of the type Test, Self-test, Survey (possible return values 0 or 1), and Task (return value = number of submitted files).
getInitialEnrollmentDate("[integer]")	Returns the date of the respective course participant's first-time enrolment from the Enrolment course element with the specified ID.
getRecentEnrollmentDate("[integer]")	Returns the date of the respective course participant's last enrolment from the Enrolment course element with the specified ID.
getInitialCourseLaunchDate()	Returns the date of the first-time course visit of the respective course participant.
getRecentCourseLaunchDate()	Returns the date of the last course visit of the respective course participant.
getPassedWithCourseId("[integer-1]","[integer- 2]")	Returns the Boolean TRUE (=passed) or FALSE (=not passed) from the course element with the ID=[integer-2] of the course with the ID=[integer-1].
getScoreWithCourseId("[integer-1]","[integer-2]")	Returns the number of points from the course element with the ID=[integer-2] of the course with the ID=[integer-1].
getMarkWithCourseId(" [integer-1]","[integer-2]")	Returns the mark from the course element with the ID=[integer-2] of the course with the ID=[integer-1].
hasEvaluationCompleted("KB-ID")	Returns TRUE for all users who have successfully completed the specified course element.
getNumberOfEnrollments("[string1]*")	Returns TRUE, when the configured number of learning group members is reached in the learning area (string1).
getOnyxTestOutcome("[string1]","[string2]")	Returns from the ONYX test course element with the specified ID (string1) and the specified output variable (string2) the value of this variable. The return value will be a number.
getOnyxTestOutcomeZK("[string1]","[string2]")	Returns from the ONYX test course element with the specified ID (string1) and the specified output variable (string2) the value of this variable. The return value will be a string.
getProgress("[integer]")	Returns the progress from the course element with the specified ID as a numerical value between 0 and 100 (percent).
isPasswordConfirmed("[string]")	Returns TRUE after entering the correct password (string1). Can only be used with course elements that allow a password restriction even in simple mode.
comesFrom("[string]")	Returns TRUE if the user has a linked account to OLAT with the specified system ID.
Units	min	Minutes
	h	Hours
	w	Weeks
	m	Months
Operators	=	Equal to
	>	Greater than
	<	Less than
	>=	Greater than or equal to
	<=	Less than or equal to
	*	Multiplication
	/	Division
	+	Addition
	-	Subtraction
Booleans	&	Logical AND
	\|	Logical OR
	!	Logical NOT {{/expand}}