Fix calculating point-based progress for single user

src/main/java/de/thm/arsnova/domain/CourseScore.java

@@ -23,6 +23,8 @@ import java.util.Iterator;
 import java.util.Map;
 import java.util.Set;
 
+import de.thm.arsnova.entities.User;
+
 public class CourseScore implements Iterable<QuestionScore> {
 
 	private final Map<String, QuestionScore> scores = new HashMap<String, QuestionScore>();
@@ -61,6 +63,14 @@ public class CourseScore implements Iterable<QuestionScore> {
 		return score;
 	}
 
+	public double getTotalUserScore(User user) {
+		int score = 0;
+		for (QuestionScore questionScore : this) {
+			score += questionScore.getTotalUserScore(user);
+		}
+		return score;
+	}
+
 	public int getTotalUserCount() {
 		Set<String> users = new HashSet<String>();
 		for (QuestionScore questionScore : this) {

src/main/java/de/thm/arsnova/domain/PointBasedLearningProgress.java

@@ -56,7 +56,7 @@ public class PointBasedLearningProgress implements LearningProgress {
 		int courseProgress = calculateCourseScore(courseScore);
 
 		final double courseMaximumValue = courseScore.getMaximumScore();
-		final double userTotalValue = courseScore.getTotalUserScore();
+		final double userTotalValue = courseScore.getTotalUserScore(user);
 
 		if (courseMaximumValue == 0) {
 			return new AbstractMap.SimpleEntry<Integer, Integer>(0, courseProgress);

src/main/java/de/thm/arsnova/domain/QuestionScore.java

@@ -22,6 +22,8 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.Set;
 
+import de.thm.arsnova.entities.User;
+
 public class QuestionScore implements Iterable<UserScore> {
 
 	private String questionId;
@@ -56,6 +58,16 @@ public class QuestionScore implements Iterable<UserScore> {
 		return totalScore;
 	}
 
+	public int getTotalUserScore(User user) {
+		int totalScore = 0;
+		for (UserScore score : userScores) {
+			if (score.isUser(user)) {
+				totalScore += score.getScore();
+			}
+		}
+		return totalScore;
+	}
+
 	public int getUserCount() {
 		return userScores.size();
 	}