Task #4061: die Rolle des Benutzers muss berücksichtigt werden

src/main/java/de/thm/arsnova/dao/CouchDBDao.java

@@ -204,10 +204,24 @@ public class CouchDBDao implements IDatabaseDao {
 		if (session == null) {
 			throw new NotFoundException();
 		}
+		
+		User user = this.userService.getCurrentUser();
+		View view = null;
+
 		try {
-			View view = new View("skill_question/by_session_sorted_by_subject_and_text");
-			view.setStartKey("[" + URLEncoder.encode("\"" + session.get_id() + "\"", "UTF-8") + "]");
-			view.setEndKey("[" + URLEncoder.encode("\"" + session.get_id() + "\",{}", "UTF-8") + "]");
+			if(session.getCreator().equals(user.getUsername())) {
+				view = new View("skill_question/by_session_sorted_by_subject_and_text");
+				view.setStartKey("[" + URLEncoder.encode("\"" + session.get_id() + "\"", "UTF-8") + "]");
+				view.setEndKey("[" + URLEncoder.encode("\"" + session.get_id() + "\",{}", "UTF-8") + "]");
+
+			} else {
+				if(user.getType().equals(User.THM)) {
+					view = new View("skill_question/by_session_for_thm");
+				} else {
+					view = new View("skill_question/by_session_for_all");
+				}
+				view.setKey(URLEncoder.encode("\"" + session.get_id() + "\"", "UTF-8"));
+			}
 
 			ViewResults questions = this.getDatabase().view(view);
 			if (questions == null || questions.isEmpty()) {

src/main/java/de/thm/arsnova/entities/User.java

@@ -10,38 +10,47 @@ import org.springframework.security.authentication.AnonymousAuthenticationToken;
 import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
 
 public class User implements Serializable {
+	public static final String GOOGLE = "google";
+	public static final String TWITTER = "twitter";
+	public static final String FACEBOOK = "facebook";
+	public static final String THM = "thm";
+	public static final String LDAP = "ldap";
+	public static final String ANONYMOUS = "anonymous";
+	
+	
+	
 	private static final long serialVersionUID = 1L;
 	private String username;
 	private String type;
 
 	public User(Google2Profile profile) {
 		setUsername(profile.getEmail());
-		setType("google");
+		setType(User.GOOGLE);
 	}
 
 	public User(TwitterProfile profile) {
 		setUsername(profile.getScreenName());
-		setType("twitter");
+		setType(User.TWITTER);
 	}
 
 	public User(FacebookProfile profile) {
 		setUsername(profile.getLink());
-		setType("facebook");
+		setType(User.FACEBOOK);
 	}
 
 	public User(AttributePrincipal principal) {
 		setUsername(principal.getName());
-		setType("thm");
+		setType(User.THM);
 	}
 
 	public User(AnonymousAuthenticationToken token) {
-		setUsername("anonymous");
-		setType("anonymous");
+		setUsername(User.ANONYMOUS);
+		setType(User.ANONYMOUS);
 	}
 
 	public User(UsernamePasswordAuthenticationToken token) {
 		setUsername(token.getName());
-		setType("ldap");
+		setType(LDAP);
 	}
 
 	public String getUsername() {