OO-512: give a cloned course config the preview environnement

src/main/java/org/olat/course/run/preview/PreviewConfigController.java

@@ -48,6 +48,7 @@ import org.olat.course.ICourse;
 import org.olat.course.Structure;
 import org.olat.course.assessment.AssessmentManager;
 import org.olat.course.auditing.UserNodeAuditManager;
+import org.olat.course.config.CourseConfig;
 import org.olat.course.groupsandrights.CourseGroupManager;
 import org.olat.course.properties.CoursePropertyManager;
 import org.olat.course.run.environment.CourseEnvironment;
@@ -180,9 +181,10 @@ public class PreviewConfigController extends MainLayoutBasicController {
 		final CoursePropertyManager cpm = new PreviewCoursePropertyManager();
 		final Structure runStructure = course.getEditorTreeModel().createStructureForPreview();
 		final String title = course.getCourseTitle();
+		final CourseConfig courseConfig = course.getCourseEnvironment().getCourseConfig();
 
 		simCourseEnv = new PreviewCourseEnvironment(title, runStructure, psf.getDate(), course.getCourseFolderContainer(), course
-				.getCourseBaseContainer(),course.getResourceableId(), cpm, cgm, auditman, am);
+				.getCourseBaseContainer(),course.getResourceableId(), cpm, cgm, auditman, am, courseConfig);
 		simIdentEnv = new IdentityEnvironment();
 		simIdentEnv.setRoles(new Roles(false, false, false, isGlobalAuthor, isGuestOnly, false, false));
 		final Identity ident = new PreviewIdentity();

src/main/java/org/olat/course/run/preview/PreviewConfigHelper.java

@@ -31,6 +31,7 @@ import org.olat.course.ICourse;
 import org.olat.course.Structure;
 import org.olat.course.assessment.AssessmentManager;
 import org.olat.course.auditing.UserNodeAuditManager;
+import org.olat.course.config.CourseConfig;
 import org.olat.course.groupsandrights.CourseGroupManager;
 import org.olat.course.properties.CoursePropertyManager;
 import org.olat.course.run.environment.CourseEnvironment;
@@ -57,9 +58,10 @@ public class PreviewConfigHelper {
 		final CoursePropertyManager cpm = new PreviewCoursePropertyManager();
 		final Structure runStructure = course.getEditorTreeModel().createStructureForPreview();
 		final String title = course.getCourseTitle();
+		final CourseConfig courseConfig = course.getCourseEnvironment().getCourseConfig();
 
 		CourseEnvironment previewCourseEnvironment = new PreviewCourseEnvironment(title, runStructure, new Date(), course.getCourseFolderContainer(), 
-				course.getCourseBaseContainer(),course.getResourceableId(), cpm, cgm, auditman, am);			
+				course.getCourseBaseContainer(),course.getResourceableId(), cpm, cgm, auditman, am, courseConfig);			
 		
 		return previewCourseEnvironment;
 	}

src/main/java/org/olat/course/run/preview/PreviewCourseEnvironment.java

@@ -53,9 +53,11 @@ final class PreviewCourseEnvironment implements CourseEnvironment {
 	private final AssessmentManager am;
 	private final long simulatedDateTime;
 	private Long resourceablId;
+	private CourseConfig courseConfig;
 
-	PreviewCourseEnvironment(String title, Structure runStructure, Date simulatedDateTime, VFSContainer courseFolderContainer, OlatRootFolderImpl courseBaseContainer,
-			Long courseResourceableID, CoursePropertyManager cpm, CourseGroupManager cgm, UserNodeAuditManager auditman, AssessmentManager am) {
+	PreviewCourseEnvironment(String title, Structure runStructure, Date simulatedDateTime, VFSContainer courseFolderContainer,
+			OlatRootFolderImpl courseBaseContainer, Long courseResourceableID, CoursePropertyManager cpm, CourseGroupManager cgm,
+			UserNodeAuditManager auditman, AssessmentManager am, CourseConfig courseConfig) {
 		super();
 		this.title = title;
 		this.simulatedDateTime = simulatedDateTime.getTime();
@@ -67,6 +69,7 @@ final class PreviewCourseEnvironment implements CourseEnvironment {
 		this.auditman = auditman;
 		this.am = am;
 		this.resourceablId = courseResourceableID;
+		this.courseConfig = courseConfig.clone();
 	}
 
 	/**
@@ -135,14 +138,14 @@ final class PreviewCourseEnvironment implements CourseEnvironment {
 	}
 
 	public CourseConfig getCourseConfig() {
-		throw new UnsupportedOperationException("never to be called in preview mode");
+		return courseConfig;
 	}
 
 	/**
 	 * @see org.olat.course.run.environment.CourseEnvironment#setCourseConfig()
 	 */
 	public void setCourseConfig(CourseConfig cc) {
-		throw new UnsupportedOperationException("never to be called in preview mode");
+		courseConfig = (cc == null ? null : cc.clone());
 	}
 
 	/**