/**
* @return Returns the preConditionModerator.
*/
public Condition getPreConditionModerator() {
if (this.preConditionModerator == null) {
this.preConditionModerator = new Condition();
//learner should not be able to delete files by default
this.preConditionModerator.setEasyModeCoachesAndAdmins(true);
this.preConditionModerator.setEasyModeAlwaysAllowCoachesAndAdmins(true);
this.preConditionModerator.setConditionExpression("( ( isCourseCoach(0) | isCourseAdministrator(0) ) )");
}