userpages, filter improvments

pom.xml

@@ -10,7 +10,7 @@
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<java.version>11</java.version>
-		<revision>1.1.0</revision>
+		<revision>1.2.0</revision>
 	</properties>
 
 	<parent>

src/main/java/de/bstly/board/businesslogic/EntryManager.java

@@ -24,6 +24,7 @@ import com.querydsl.core.types.OrderSpecifier;
 import com.querydsl.jpa.impl.JPAQuery;
 import com.querydsl.jpa.impl.JPAQueryFactory;
 
+import de.bstly.board.controller.model.EntryFilter;
 import de.bstly.board.model.Bookmarks;
 import de.bstly.board.model.Entry;
 import de.bstly.board.model.FlaggedStatus;
@@ -66,27 +67,27 @@ public class EntryManager {
 	private QVote qVote = QVote.vote;
 	private QFlag qFlag = QFlag.flag;
 
-	static final String UPVOTES_QUERY = "SELECT upvote.target,COUNT(upvote.id) AS count FROM votes as upvote WHERE upvote.type = 0 AND upvote.target_type = 1 GROUP BY upvote.target";
+	static final String UPVOTES_QUERY = "SELECT DISTINCT upvote.target,COUNT(upvote.id) AS count FROM votes as upvote WHERE upvote.type = 0 AND upvote.target_type = 1 GROUP BY upvote.target";
 
-	static final String DOWNVOTES_QUERY = "SELECT downvote.target,COUNT(downvote.id) AS count FROM votes as downvote WHERE downvote.type = 1 AND downvote.target_type = 1 GROUP BY downvote.target";
+	static final String DOWNVOTES_QUERY = "SELECT DISTINCT downvote.target,COUNT(downvote.id) AS count FROM votes as downvote WHERE downvote.type = 1 AND downvote.target_type = 1 GROUP BY downvote.target";
 
-	static final String COMMENTS_QUERY = "SELECT comment.target,MAX(comment.created) as last,COUNT(comment.id) AS count FROM comments as comment WHERE comment.flagged_status = :flag GROUP BY comment.target";
+	static final String COMMENTS_QUERY = "SELECT DISTINCT comment.target,MAX(comment.created) as last,COUNT(comment.id) AS count FROM comments as comment WHERE comment.flagged_status = :flag GROUP BY comment.target";
 
-	static final String RANK_CALCULATION_QUERY = "SELECT entry.*, (IFNULL(upvote.count,0) - IFNULL(downvote.count,0)) as points,  (IFNULL(upvote.count,0) - IFNULL(downvote.count,0)) / IF(:gravity > 0, POW(TIMESTAMPDIFF(HOUR, entry.created, :before)+2,:gravity), 1) AS ranking FROM entries AS entry LEFT JOIN ("
+	static final String RANK_CALCULATION_QUERY = "SELECT DISTINCT entry.*, (IFNULL(upvote.count,0) - IFNULL(downvote.count,0)) as points,  (IFNULL(upvote.count,0) - IFNULL(downvote.count,0)) / IF(:gravity > 0, POW(TIMESTAMPDIFF(HOUR, entry.created, :before)+2,:gravity), 1) AS ranking FROM entries AS entry LEFT JOIN ("
 			+ UPVOTES_QUERY
 			+ ") AS upvote ON upvote.target = entry.id LEFT JOIN ("
 			+ DOWNVOTES_QUERY
 			+ ") AS downvote ON downvote.target = entry.id %s";
 
-	static final String DATE_QUERY = "SELECT entry.* FROM entries AS entry %s";
+	static final String DATE_QUERY = "SELECT DISTINCT entry.* FROM entries AS entry %s";
 
-	static final String USER_QUERY = "SELECT entry.* FROM entries AS entry %s ORDER BY entry.created :order";
+	static final String USER_QUERY = "SELECT DISTINCT entry.* FROM entries AS entry %s ORDER BY entry.created :order";
 
-	static final String COMMENT_CALCULATION_QUERY = "SELECT entry.*, IFNULL(comment.count,0) as comments,  IFNULL(comment.count,0) /  IF(:gravity > 0, POW(TIMESTAMPDIFF(HOUR, comment.last, :before)+2,:gravity), 1) AS ranking FROM entries AS entry LEFT JOIN ("
+	static final String COMMENT_CALCULATION_QUERY = "SELECT DISTINCT entry.*, IFNULL(comment.count,0) as comments,  IFNULL(comment.count,0) /  IF(:gravity > 0, POW(TIMESTAMPDIFF(HOUR, comment.last, :before)+2,:gravity), 1) AS ranking FROM entries AS entry LEFT JOIN ("
 			+ COMMENTS_QUERY
 			+ ") AS comment ON comment.target = entry.id %s";
 
-	static final String LAST_COMMENT_QUERY = "SELECT entry.* FROM entries AS entry LEFT JOIN ("
+	static final String LAST_COMMENT_QUERY = "SELECT DISTINCT entry.* FROM entries AS entry LEFT JOIN ("
 			+ COMMENTS_QUERY
 			+ ") AS comment ON comment.target = entry.id %s ";
 
@@ -96,25 +97,23 @@ public class EntryManager {
 	 * Fetch by ranking.
 	 *
 	 * @param username the username
-	 * @param date          the date
+	 * @param filter the filter
-	 * @param flaggedStatus the flagged status
-	 * @param tag           the tag
 	 * @param gravity the gravity
 	 * @param page the page
 	 * @param size the size
 	 * @param asc the asc
 	 * @return the page
 	 */
-	public Page<Entry> fetchByRanking(String username, Instant date, FlaggedStatus flaggedStatus,
+	public Page<Entry> fetchByRanking(String username, EntryFilter filter, double gravity, int page,
-			String tag, double gravity, int page, int size, boolean asc) {
+			int size, boolean asc) {
-		Query query = createEntryQuery(RANK_CALCULATION_QUERY, username, date, flaggedStatus, tag,
+		Query query = createEntryQuery(RANK_CALCULATION_QUERY, username, filter,
-				null, asc ? "ranking ASC, entry.created ASC" : "ranking DESC, entry.created DESC");
+				asc ? "ranking ASC, entry.created ASC" : "ranking DESC, entry.created DESC");
 		query.setParameter("gravity", gravity);
 		query.setFirstResult((page) * size);
 		query.setMaxResults(size);
 		@SuppressWarnings("unchecked")
 		List<Entry> list = query.getResultList();
-		Query queryTotal = createCountQuery(COUNT_QUERY, username, date, flaggedStatus, tag, null);
+		Query queryTotal = createCountQuery(COUNT_QUERY, username, filter);
 		long countResult = ((BigInteger) queryTotal.getSingleResult()).longValue();
 		return new PageImpl<Entry>(list, PageRequest.of(page, size), countResult);
 	}
@@ -123,23 +122,21 @@ public class EntryManager {
 	 * Fetch by date.
 	 *
 	 * @param username the username
-	 * @param date          the date
+	 * @param filter the filter
-	 * @param flaggedStatus the flagged status
-	 * @param tag           the tag
 	 * @param page the page
 	 * @param size the size
 	 * @param asc the asc
 	 * @return the page
 	 */
-	public Page<Entry> fetchByDate(String username, Instant date, FlaggedStatus flaggedStatus,
+	public Page<Entry> fetchByDate(String username, EntryFilter filter, int page, int size,
-			String tag, int page, int size, boolean asc) {
+			boolean asc) {
-		Query query = createEntryQuery(DATE_QUERY, username, date, flaggedStatus, tag, null,
+		Query query = createEntryQuery(DATE_QUERY, username, filter,
 				asc ? "entry.created ASC" : "entry.created DESC");
 		query.setFirstResult((page) * size);
 		query.setMaxResults(size);
 		@SuppressWarnings("unchecked")
 		List<Entry> list = query.getResultList();
-		Query queryTotal = createCountQuery(COUNT_QUERY, username, date, flaggedStatus, tag, null);
+		Query queryTotal = createCountQuery(COUNT_QUERY, username, filter);
 		long countResult = ((BigInteger) queryTotal.getSingleResult()).longValue();
 		return new PageImpl<Entry>(list, PageRequest.of(page, size), countResult);
 	}
@@ -148,26 +145,23 @@ public class EntryManager {
 	 * Fetch by comments.
 	 *
 	 * @param username the username
-	 * @param date          the date
+	 * @param filter the filter
-	 * @param flaggedStatus the flagged status
-	 * @param tag           the tag
 	 * @param gravity the gravity
 	 * @param page the page
 	 * @param size the size
 	 * @param asc the asc
 	 * @return the page
 	 */
-	public Page<Entry> fetchByComments(String username, Instant date, FlaggedStatus flaggedStatus,
+	public Page<Entry> fetchByComments(String username, EntryFilter filter, double gravity,
-			String tag, double gravity, int page, int size, boolean asc) {
+			int page, int size, boolean asc) {
-		Query query = createEntryQuery(COMMENT_CALCULATION_QUERY, username, date, flaggedStatus,
+		Query query = createEntryQuery(COMMENT_CALCULATION_QUERY, username, filter,
-				tag, null,
 				asc ? "ranking ASC, entry.created ASC" : "ranking DESC, entry.created DESC");
 		query.setParameter("gravity", gravity);
 		query.setFirstResult((page) * size);
 		query.setMaxResults(size);
 		@SuppressWarnings("unchecked")
 		List<Entry> list = query.getResultList();
-		Query queryTotal = createCountQuery(COUNT_QUERY, username, date, flaggedStatus, tag, null);
+		Query queryTotal = createCountQuery(COUNT_QUERY, username, filter);
 		long countResult = ((BigInteger) queryTotal.getSingleResult()).longValue();
 		return new PageImpl<Entry>(list, PageRequest.of(page, size), countResult);
 	}
@@ -176,24 +170,22 @@ public class EntryManager {
 	 * Fetch by last comment.
 	 *
 	 * @param username the username
-	 * @param date          the date
+	 * @param filter the filter
-	 * @param flaggedStatus the flagged status
-	 * @param tag           the tag
 	 * @param page the page
 	 * @param size the size
 	 * @param asc the asc
 	 * @return the page
 	 */
-	public Page<Entry> fetchByLastComment(String username, Instant date,
+	public Page<Entry> fetchByLastComment(String username, EntryFilter filter, int page, int size,
-			FlaggedStatus flaggedStatus, String tag, int page, int size, boolean asc) {
+			boolean asc) {
-		Query query = createEntryQuery(LAST_COMMENT_QUERY, username, date, flaggedStatus, tag, null,
+		Query query = createEntryQuery(LAST_COMMENT_QUERY, username, filter,
 				asc ? "comment.last ASC, entry.created ASC"
 						: "comment.last DESC, entry.created DESC");
 		query.setFirstResult((page) * size);
 		query.setMaxResults(size);
 		@SuppressWarnings("unchecked")
 		List<Entry> list = query.getResultList();
-		Query queryTotal = createCountQuery(COUNT_QUERY, username, date, flaggedStatus, tag, null);
+		Query queryTotal = createCountQuery(COUNT_QUERY, username, filter);
 		long countResult = ((BigInteger) queryTotal.getSingleResult()).longValue();
 		return new PageImpl<Entry>(list, PageRequest.of(page, size), countResult);
 	}
@@ -203,25 +195,23 @@ public class EntryManager {
 	 *
 	 * @param fromUser the from user
 	 * @param username the username
-	 * @param date          the date
+	 * @param filter the filter
-	 * @param flaggedStatus the flagged status
-	 * @param tag           the tag
 	 * @param page the page
 	 * @param size the size
 	 * @param asc the asc
 	 * @return the page
 	 */
-	public Page<Entry> fetchByUser(String fromUser, String username, Instant date,
+	public Page<Entry> fetchByUser(String fromUser, String username, EntryFilter filter, int page,
-			FlaggedStatus flaggedStatus, String tag, int page, int size, boolean asc) {
+			int size, boolean asc) {
-		Query query = createEntryQuery(DATE_QUERY, username, date, flaggedStatus, tag,
+		filter.setAdditional("AND entry.author = :username");
-				"AND entry.author = :username", asc ? "entry.created ASC" : "entry.created DESC");
+		Query query = createEntryQuery(DATE_QUERY, username, filter,
+				asc ? "entry.created ASC" : "entry.created DESC");
 		query.setParameter("username", username);
 		query.setFirstResult((page) * size);
 		query.setMaxResults(size);
 		@SuppressWarnings("unchecked")
 		List<Entry> list = query.getResultList();
-		Query queryTotal = createCountQuery(COUNT_QUERY, username, date, flaggedStatus, tag,
+		Query queryTotal = createCountQuery(COUNT_QUERY, username, filter);
-				"AND entry.author = :username");
 		queryTotal.setParameter("username", username);
 		long countResult = ((BigInteger) queryTotal.getSingleResult()).longValue();
 		return new PageImpl<Entry>(list, PageRequest.of(page, size), countResult);
@@ -232,37 +222,72 @@ public class EntryManager {
 	 *
 	 * @param rawQuery the raw query
 	 * @param username the username
-	 * @param date          the date
+	 * @param filter the filter
-	 * @param flaggedStatus the flagged status
-	 * @param tag           the tag
-	 * @param additional    the additional
 	 * @param orderBy the order by
 	 * @return the query
 	 */
-	protected Query createEntryQuery(String rawQuery, String username, Instant date,
+	protected Query createEntryQuery(String rawQuery, String username, EntryFilter filter,
-			FlaggedStatus flaggedStatus, String tag, String additional, String orderBy) {
+			String orderBy) {
 		String filterString = "";
 
-		if (StringUtils.hasText(tag)) {
+		String tagsString = "";
-			filterString += " INNER JOIN tags as tag ON entry.id = tag.target AND tag.tag = '"
+		if (filter.getTags() != null && !filter.getTags().isEmpty()) {
-					+ tag
+			for (int index = 0; index < filter.getTags().size(); index++) {
+				tagsString += "'"
+						+ filter.getTags().get(index)
 						+ "'";
+				if (index < filter.getTags().size() - 1) {
+					tagsString += ",";
+				}
+			}
+		}
+
+		if (StringUtils.hasText(tagsString)) {
+			filterString += " INNER JOIN tags as tag ON entry.id = tag.target AND tag.tag IN ("
+					+ tagsString
+					+ ")";
 		}
 
 		boolean author = false;
-		if (date != null) {
+		if (filter.getDate() != null) {
 			filterString += " WHERE entry.created < :before";
 		} else {
-			date = Instant.now();
+			filter.setDate(Instant.now());
 			author = true;
 			filterString += " WHERE (entry.created < :before OR entry.author = :author)";
 		}
 
+		if (filter.getFlaggedStatus() == null) {
+			filter.setFlaggedStatus(FlaggedStatus.NORMAL);
+		}
+
 		filterString += " AND entry.flagged_status = :flag";
 
-		if (StringUtils.hasText(additional)) {
+		if (filter.getEntryType() != null) {
+			filterString += " AND entry.entry_type = :type";
+		}
+
+		if (StringUtils.hasText(filter.getAdditional())) {
 			filterString += " "
-					+ additional;
+					+ filter.getAdditional();
+		}
+
+		String excludedTagsString = "";
+		if (filter.getExcludedTags() != null && !filter.getExcludedTags().isEmpty()) {
+			for (int index = 0; index < filter.getExcludedTags().size(); index++) {
+				excludedTagsString += "'"
+						+ filter.getExcludedTags().get(index)
+						+ "'";
+				if (index < filter.getExcludedTags().size() - 1) {
+					excludedTagsString += ",";
+				}
+			}
+		}
+
+		if (StringUtils.hasText(excludedTagsString)) {
+			filterString += " AND NOT EXISTS (SELECT * FROM tags as excludedTag WHERE entry.id = excludedTag.target AND excludedTag.tag IN ("
+					+ excludedTagsString
+					+ "))";
 		}
 
 		if (StringUtils.hasText(orderBy)) {
@@ -271,12 +296,16 @@ public class EntryManager {
 		}
 
 		Query query = em.createNativeQuery(String.format(rawQuery, filterString), Entry.class);
-		query.setParameter("before", date);
+		query.setParameter("before", filter.getDate());
 		if (author) {
 			query.setParameter("author", username);
 		}
 
-		query.setParameter("flag", flaggedStatus.toString());
+		if (filter.getEntryType() != null) {
+			query.setParameter("type", filter.getEntryType().toString());
+		}
+
+		query.setParameter("flag", filter.getFlaggedStatus().toString());
 
 		return query;
 	}
@@ -286,44 +315,83 @@ public class EntryManager {
 	 *
 	 * @param rawQuery the raw query
 	 * @param username the username
-	 * @param date          the date
+	 * @param filter the filter
-	 * @param flaggedStatus the flagged status
-	 * @param tag           the tag
-	 * @param additional    the additional
 	 * @return the query
 	 */
-	protected Query createCountQuery(String rawQuery, String username, Instant date,
+	protected Query createCountQuery(String rawQuery, String username, EntryFilter filter) {
-			FlaggedStatus flaggedStatus, String tag, String additional) {
 		String filterString = "";
 
-		if (StringUtils.hasText(tag)) {
+		String tagsString = "";
-			filterString += " INNER JOIN tags as tag ON entry.id = tag.target AND tag.tag = '"
+		if (filter.getTags() != null && !filter.getTags().isEmpty()) {
-					+ tag
+			for (int index = 0; index < filter.getTags().size(); index++) {
+				tagsString += "'"
+						+ filter.getTags().get(index)
 						+ "'";
+				if (index < filter.getTags().size() - 1) {
+					tagsString += ",";
+				}
+			}
+		}
+
+		if (StringUtils.hasText(tagsString)) {
+			filterString += " INNER JOIN tags as tag ON entry.id = tag.target AND tag.tag IN ("
+					+ tagsString
+					+ ")";
 		}
 
 		boolean author = false;
-		if (date != null) {
+		if (filter.getDate() != null) {
 			filterString += " WHERE entry.created < :before";
 		} else {
-			date = Instant.now();
+			filter.setDate(Instant.now());
 			author = true;
 			filterString += " WHERE (entry.created < :before OR entry.author = :author)";
 		}
 
+		if (filter.getFlaggedStatus() == null) {
+			filter.setFlaggedStatus(FlaggedStatus.NORMAL);
+		}
+
 		filterString += " AND entry.flagged_status = :flag";
 
-		if (StringUtils.hasText(additional)) {
+		if (filter.getEntryType() != null) {
+			filterString += " AND entry.entry_type = :type";
+		}
+
+		if (StringUtils.hasText(filter.getAdditional())) {
 			filterString += " "
-					+ additional;
+					+ filter.getAdditional();
+		}
+
+		String excludedTagsString = "";
+		if (filter.getExcludedTags() != null && !filter.getExcludedTags().isEmpty()) {
+			for (int index = 0; index < filter.getExcludedTags().size(); index++) {
+				excludedTagsString += "'"
+						+ filter.getExcludedTags().get(index)
+						+ "'";
+				if (index < filter.getExcludedTags().size() - 1) {
+					excludedTagsString += ",";
+				}
+			}
+		}
+
+		if (StringUtils.hasText(excludedTagsString)) {
+			filterString += " AND NOT EXISTS (SELECT * FROM tags as excludedTag WHERE entry.id = excludedTag.target AND excludedTag.tag IN ("
+					+ excludedTagsString
+					+ "))";
 		}
 
 		Query query = em.createNativeQuery(String.format(rawQuery, filterString));
-		query.setParameter("before", date);
+		query.setParameter("before", filter.getDate());
 		if (author) {
 			query.setParameter("author", username);
 		}
-		query.setParameter("flag", flaggedStatus.toString());
+
+		if (filter.getEntryType() != null) {
+			query.setParameter("type", filter.getEntryType().toString());
+		}
+
+		query.setParameter("flag", filter.getFlaggedStatus().toString());
 
 		return query;
 	}
@@ -496,11 +564,14 @@ public class EntryManager {
 	 * @return the entry
 	 */
 	public Entry save(Entry entry) {
-		List<String> tags = Lists.newArrayList(entry.getTags());
+		List<String> tags = Lists.newArrayList();
+		if (entry.getTags() != null) {
+			tags = Lists.newArrayList(entry.getTags());
 
 			if (tags.size() > settingsManager.getMaxTags()) {
 				tags = tags.subList(0, settingsManager.getMaxTags() - 1);
 			}
+		}
 
 		entry = entryRepository.save(entry);
 		tagManager.setForTarget(entry.getId(), tags);

src/main/java/de/bstly/board/businesslogic/SettingsManager.java

@@ -26,6 +26,8 @@ public class SettingsManager {
 	private long FLAG_THRESH;
 	@Value("${bstly.board.maxTags:3}")
 	private int MAX_TAGS;
+	@Value("${bstly.board.maxUserPage:5}")
+	private long MAX_USER_PAGES;
 
 	/**
 	 * Gets the gravity.
@@ -82,9 +84,20 @@ public class SettingsManager {
 	}
 
 	/**
-	 * @return
+	 * Gets the max tags.
+	 *
+	 * @return the max tags
 	 */
 	public int getMaxTags() {
 		return MAX_TAGS;
 	}
+
+	/**
+	 * Gets the max user pages.
+	 *
+	 * @return the max user pages
+	 */
+	public long getMaxUserPages() {
+		return MAX_USER_PAGES;
+	}
 }

src/main/java/de/bstly/board/businesslogic/UserManager.java

@@ -131,6 +131,12 @@ public class UserManager implements UserDetailsService, SmartInitializingSinglet
 	/*
 	 * @see org.springframework.security.core.userdetails.UserDetailsService#loadUserByUsername(java.lang.String)
 	 */
+	/*
+	 * @see org.springframework.security.core.userdetails.UserDetailsService#loadUserByUsername(java.lang.String)
+	 */
+	/*
+	 * @see org.springframework.security.core.userdetails.UserDetailsService#loadUserByUsername(java.lang.String)
+	 */
 	/*
 	 * @see org.springframework.security.core.userdetails.UserDetailsService#
 	 * loadUserByUsername(java.lang.String)
@@ -236,6 +242,12 @@ public class UserManager implements UserDetailsService, SmartInitializingSinglet
 	/*
 	 * @see org.springframework.beans.factory.SmartInitializingSingleton#afterSingletonsInstantiated()
 	 */
+	/*
+	 * @see org.springframework.beans.factory.SmartInitializingSingleton#afterSingletonsInstantiated()
+	 */
+	/*
+	 * @see org.springframework.beans.factory.SmartInitializingSingleton#afterSingletonsInstantiated()
+	 */
 	/*
 	 * @see org.springframework.beans.factory.SmartInitializingSingleton#
 	 * afterSingletonsInstantiated()

src/main/java/de/bstly/board/businesslogic/UserPageManager.java

@@ -0,0 +1,126 @@
+/**
+ * 
+ */
+package de.bstly.board.businesslogic;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.PageRequest;
+import org.springframework.data.domain.Sort;
+import org.springframework.data.domain.Sort.Direction;
+import org.springframework.stereotype.Component;
+import org.springframework.util.Assert;
+
+import de.bstly.board.model.QUserPage;
+import de.bstly.board.model.UserPage;
+import de.bstly.board.repository.UserPageRepository;
+
+/**
+ * The Class UserPageManager.
+ */
+@Component
+public class UserPageManager {
+
+	@Autowired
+	private UserPageRepository userPageRepository;
+	private QUserPage qUserPage = QUserPage.userPage;
+
+	/**
+	 * Exists.
+	 *
+	 * @param username the username
+	 * @param name the name
+	 * @return true, if successful
+	 */
+	public boolean exists(String username, String name) {
+		return userPageRepository
+				.exists(qUserPage.username.equalsIgnoreCase(username).and(qUserPage.name.eq(name)));
+	}
+
+	/**
+	 * Gets the.
+	 *
+	 * @param id the id
+	 * @return the user page
+	 */
+	public UserPage get(Long id) {
+		return userPageRepository.findById(id).orElse(null);
+	}
+
+	/**
+	 * Gets the.
+	 *
+	 * @param username the username
+	 * @param name the name
+	 * @return the user page
+	 */
+	public UserPage get(String username, String name) {
+		return userPageRepository
+				.findOne(qUserPage.username.equalsIgnoreCase(username).and(qUserPage.name.eq(name)))
+				.orElse(null);
+	}
+
+	/**
+	 * Save.
+	 *
+	 * @param userPage the user page
+	 * @return the user page
+	 */
+	public UserPage save(UserPage userPage) {
+		return userPageRepository.save(userPage);
+	}
+
+	/**
+	 * Gets the by user.
+	 *
+	 * @param username the username
+	 * @param page the page
+	 * @param size the size
+	 * @param sortBy the sort by
+	 * @param asc the asc
+	 * @return the by user
+	 */
+	public Page<UserPage> getByUser(String username, int page, int size, String sortBy,
+			boolean desc) {
+		return userPageRepository.findAll(qUserPage.username.equalsIgnoreCase(username),
+				PageRequest.of(page, size, Sort.by(desc ? Direction.DESC : Direction.ASC, sortBy)));
+	}
+
+	/**
+	 * Count by user.
+	 *
+	 * @param username the username
+	 * @return the long
+	 */
+	public long countByUser(String username) {
+		return userPageRepository.count(qUserPage.username.equalsIgnoreCase(username));
+	}
+
+	/**
+	 * Gets the public.
+	 *
+	 * @param username the username
+	 * @param page the page
+	 * @param size the size
+	 * @param sortBy the sort by
+	 * @param asc the asc
+	 * @return the public
+	 */
+	public Page<UserPage> getPublic(String username, int page, int size, String sortBy,
+			boolean desc) {
+		return userPageRepository.findAll(
+				qUserPage.username.notEqualsIgnoreCase(username).and(qUserPage.publicPage.isTrue()),
+				PageRequest.of(page, size, Sort.by(desc ? Direction.DESC : Direction.ASC, sortBy)));
+	}
+
+	/**
+	 * Delete.
+	 *
+	 * @param username the username
+	 * @param name the name
+	 */
+	public void delete(String username, String name) {
+		Assert.isTrue(exists(username, name), "UserPage not found!");
+		userPageRepository.delete(get(username, name));
+	}
+}

src/main/java/de/bstly/board/controller/EntryController.java

@@ -32,14 +32,18 @@ import com.google.common.collect.Lists;
 import de.bstly.board.businesslogic.EntryManager;
 import de.bstly.board.businesslogic.SettingsManager;
 import de.bstly.board.businesslogic.UserManager;
+import de.bstly.board.businesslogic.UserPageManager;
 import de.bstly.board.businesslogic.VoteManager;
+import de.bstly.board.controller.model.EntryFilter;
 import de.bstly.board.controller.support.EntityResponseStatusException;
 import de.bstly.board.controller.support.RequestBodyErrors;
 import de.bstly.board.controller.validation.EntryValidator;
 import de.bstly.board.model.Entry;
 import de.bstly.board.model.EntryStatus;
+import de.bstly.board.model.EntryType;
 import de.bstly.board.model.FlaggedStatus;
 import de.bstly.board.model.Types;
+import de.bstly.board.model.UserPage;
 import de.bstly.board.model.Vote;
 import de.bstly.board.model.VoteType;
 
@@ -60,6 +64,8 @@ public class EntryController extends BaseController {
 	private VoteManager voteManager;
 	@Autowired
 	private SettingsManager settingsManager;
+	@Autowired
+	private UserPageManager userPageManager;
 
 	/**
 	 * Fetch by ranking.
@@ -68,6 +74,7 @@ public class EntryController extends BaseController {
 	 * @param sizeParameter    the size parameter
 	 * @param dateParameter    the date parameter
 	 * @param tagParameter     the tag parameter
+	 * @param typeParameter    the type parameter
 	 * @param gravityParameter the gravity parameter
 	 * @param ascParameter     the asc parameter
 	 * @param ignoreParameter  the ignore parameter
@@ -78,7 +85,9 @@ public class EntryController extends BaseController {
 	public Page<Entry> fetchByRanking(@RequestParam("page") Optional<Integer> pageParameter,
 			@RequestParam("size") Optional<Integer> sizeParameter,
 			@RequestParam("date") Optional<Instant> dateParameter,
-			@RequestParam("tag") Optional<String> tagParameter,
+			@RequestParam("tags") Optional<List<String>> tagsParameter,
+			@RequestParam("excludedTags") Optional<List<String>> excludedTagsParameter,
+			@RequestParam("type") Optional<EntryType> typeParameter,
 			@RequestParam("gravity") Optional<Double> gravityParameter,
 			@RequestParam("asc") Optional<Boolean> ascParameter,
 			@RequestParam("ignore") Optional<List<String>> ignoreParameter) {
@@ -95,8 +104,11 @@ public class EntryController extends BaseController {
 			gravityParameter = Optional.of(2.0);
 		}
 
-		Page<Entry> entries = entryManager.fetchByRanking(getCurrentUsername(),
+		EntryFilter filter = buildFilter(dateParameter.orElse(null), FlaggedStatus.NORMAL,
-				dateParameter.orElse(null), FlaggedStatus.NORMAL, tagParameter.orElse(null),
+				tagsParameter.orElse(null), excludedTagsParameter.orElse(null),
+				typeParameter.orElse(null));
+
+		Page<Entry> entries = entryManager.fetchByRanking(getCurrentUsername(), filter,
 				gravityParameter.orElse(getGravity()), pageParameter.orElse(0),
 				sizeParameter.orElse(settingsManager.getPageSize()), ascParameter.orElse(false));
 
@@ -113,6 +125,7 @@ public class EntryController extends BaseController {
 	 * @param sizeParameter   the size parameter
 	 * @param dateParameter   the date parameter
 	 * @param tagParameter    the tag parameter
+	 * @param typeParameter   the type parameter
 	 * @param ascParameter    the asc parameter
 	 * @param ignoreParameter the ignore parameter
 	 * @return the page
@@ -122,7 +135,9 @@ public class EntryController extends BaseController {
 	public Page<Entry> fetchByDate(@RequestParam("page") Optional<Integer> pageParameter,
 			@RequestParam("size") Optional<Integer> sizeParameter,
 			@RequestParam("date") Optional<Instant> dateParameter,
-			@RequestParam("tag") Optional<String> tagParameter,
+			@RequestParam("tags") Optional<List<String>> tagsParameter,
+			@RequestParam("excludedTags") Optional<List<String>> excludedTagsParameter,
+			@RequestParam("type") Optional<EntryType> typeParameter,
 			@RequestParam("asc") Optional<Boolean> ascParameter,
 			@RequestParam("ignore") Optional<List<String>> ignoreParameter) {
 
@@ -134,8 +149,11 @@ public class EntryController extends BaseController {
 			dateParameter = Optional.of(Instant.now());
 		}
 
-		Page<Entry> entries = entryManager.fetchByDate(getCurrentUsername(),
+		EntryFilter filter = buildFilter(dateParameter.orElse(null), FlaggedStatus.NORMAL,
-				dateParameter.orElse(null), FlaggedStatus.NORMAL, tagParameter.orElse(null),
+				tagsParameter.orElse(null), excludedTagsParameter.orElse(null),
+				typeParameter.orElse(null));
+
+		Page<Entry> entries = entryManager.fetchByDate(getCurrentUsername(), filter,
 				pageParameter.orElse(0), sizeParameter.orElse(settingsManager.getPageSize()),
 				ascParameter.orElse(false));
 		List<String> ignore = ignoreParameter.orElse(Lists.newArrayList());
@@ -151,6 +169,7 @@ public class EntryController extends BaseController {
 	 * @param sizeParameter    the size parameter
 	 * @param dateParameter    the date parameter
 	 * @param tagParameter     the tag parameter
+	 * @param typeParameter    the type parameter
 	 * @param gravityParameter the gravity parameter
 	 * @param ascParameter     the asc parameter
 	 * @param ignoreParameter  the ignore parameter
@@ -161,7 +180,9 @@ public class EntryController extends BaseController {
 	public Page<Entry> fetchByComments(@RequestParam("page") Optional<Integer> pageParameter,
 			@RequestParam("size") Optional<Integer> sizeParameter,
 			@RequestParam("date") Optional<Instant> dateParameter,
-			@RequestParam("tag") Optional<String> tagParameter,
+			@RequestParam("tags") Optional<List<String>> tagsParameter,
+			@RequestParam("excludedTags") Optional<List<String>> excludedTagsParameter,
+			@RequestParam("type") Optional<EntryType> typeParameter,
 			@RequestParam("gravity") Optional<Double> gravityParameter,
 			@RequestParam("asc") Optional<Boolean> ascParameter,
 			@RequestParam("ignore") Optional<List<String>> ignoreParameter) {
@@ -174,8 +195,11 @@ public class EntryController extends BaseController {
 			dateParameter = Optional.of(Instant.now());
 		}
 
-		Page<Entry> entries = entryManager.fetchByComments(getCurrentUsername(),
+		EntryFilter filter = buildFilter(dateParameter.orElse(null), FlaggedStatus.NORMAL,
-				dateParameter.orElse(null), FlaggedStatus.NORMAL, tagParameter.orElse(null),
+				tagsParameter.orElse(null), excludedTagsParameter.orElse(null),
+				typeParameter.orElse(null));
+
+		Page<Entry> entries = entryManager.fetchByComments(getCurrentUsername(), filter,
 				gravityParameter.orElse(getGravity()), pageParameter.orElse(0),
 				sizeParameter.orElse(settingsManager.getPageSize()), ascParameter.orElse(false));
 
@@ -192,6 +216,7 @@ public class EntryController extends BaseController {
 	 * @param sizeParameter   the size parameter
 	 * @param dateParameter   the date parameter
 	 * @param tagParameter    the tag parameter
+	 * @param typeParameter   the type parameter
 	 * @param ascParameter    the asc parameter
 	 * @param ignoreParameter the ignore parameter
 	 * @return the page
@@ -201,7 +226,9 @@ public class EntryController extends BaseController {
 	public Page<Entry> fetchByLast(@RequestParam("page") Optional<Integer> pageParameter,
 			@RequestParam("size") Optional<Integer> sizeParameter,
 			@RequestParam("date") Optional<Instant> dateParameter,
-			@RequestParam("tag") Optional<String> tagParameter,
+			@RequestParam("tags") Optional<List<String>> tagsParameter,
+			@RequestParam("excludedTags") Optional<List<String>> excludedTagsParameter,
+			@RequestParam("type") Optional<EntryType> typeParameter,
 			@RequestParam("asc") Optional<Boolean> ascParameter,
 			@RequestParam("ignore") Optional<List<String>> ignoreParameter) {
 
@@ -213,8 +240,11 @@ public class EntryController extends BaseController {
 			dateParameter = Optional.of(Instant.now());
 		}
 
-		Page<Entry> entries = entryManager.fetchByLastComment(getCurrentUsername(),
+		EntryFilter filter = buildFilter(dateParameter.orElse(null), FlaggedStatus.NORMAL,
-				dateParameter.orElse(null), FlaggedStatus.NORMAL, tagParameter.orElse(null),
+				tagsParameter.orElse(null), excludedTagsParameter.orElse(null),
+				typeParameter.orElse(null));
+
+		Page<Entry> entries = entryManager.fetchByLastComment(getCurrentUsername(), filter,
 				pageParameter.orElse(0), sizeParameter.orElse(settingsManager.getPageSize()),
 				ascParameter.orElse(false));
 
@@ -232,6 +262,7 @@ public class EntryController extends BaseController {
 	 * @param sizeParameter   the size parameter
 	 * @param dateParameter   the date parameter
 	 * @param tagParameter    the tag parameter
+	 * @param typeParameter   the type parameter
 	 * @param ascParameter    the asc parameter
 	 * @param ignoreParameter the ignore parameter
 	 * @return the page
@@ -242,7 +273,9 @@ public class EntryController extends BaseController {
 			@RequestParam("page") Optional<Integer> pageParameter,
 			@RequestParam("size") Optional<Integer> sizeParameter,
 			@RequestParam("date") Optional<Instant> dateParameter,
-			@RequestParam("tag") Optional<String> tagParameter,
+			@RequestParam("tags") Optional<List<String>> tagsParameter,
+			@RequestParam("excludedTags") Optional<List<String>> excludedTagsParameter,
+			@RequestParam("type") Optional<EntryType> typeParameter,
 			@RequestParam("asc") Optional<Boolean> ascParameter,
 			@RequestParam("ignore") Optional<List<String>> ignoreParameter) {
 
@@ -254,8 +287,11 @@ public class EntryController extends BaseController {
 			dateParameter = Optional.of(Instant.now());
 		}
 
-		Page<Entry> entries = entryManager.fetchByUser(getCurrentUsername(), username,
+		EntryFilter filter = buildFilter(dateParameter.orElse(null), FlaggedStatus.NORMAL,
-				dateParameter.orElse(null), FlaggedStatus.NORMAL, tagParameter.orElse(null),
+				tagsParameter.orElse(null), excludedTagsParameter.orElse(null),
+				typeParameter.orElse(null));
+
+		Page<Entry> entries = entryManager.fetchByUser(getCurrentUsername(), username, filter,
 				pageParameter.orElse(0), sizeParameter.orElse(settingsManager.getPageSize()),
 				ascParameter.orElse(false));
 		List<String> ignore = ignoreParameter.orElse(Lists.newArrayList());
@@ -264,6 +300,98 @@ public class EntryController extends BaseController {
 		return entries;
 	}
 
+	/**
+	 * Fetch by user page.
+	 *
+	 * @param name              the name
+	 * @param usernameParameter the username parameter
+	 * @param pageParameter     the page parameter
+	 * @param sizeParameter     the size parameter
+	 * @param ascParameter      the asc parameter
+	 * @param ignoreParameter   the ignore parameter
+	 * @return the page
+	 */
+	@PreAuthorize("isAuthenticated()")
+	@GetMapping("/userpage/{name}")
+	public Page<Entry> fetchByUserPage(@PathVariable("name") String name,
+			@RequestParam("user") Optional<String> usernameParameter,
+			@RequestParam("page") Optional<Integer> pageParameter,
+			@RequestParam("size") Optional<Integer> sizeParameter,
+			@RequestParam("asc") Optional<Boolean> ascParameter,
+			@RequestParam("ignore") Optional<List<String>> ignoreParameter) {
+
+		UserPage userPage = userPageManager.get(usernameParameter.orElse(getCurrentUsername()),
+				name);
+
+		if (userPage == null || usernameParameter.isPresent() && !userPage.isPublicPage()) {
+			throw new EntityResponseStatusException(HttpStatus.UNPROCESSABLE_ENTITY);
+		}
+
+		if (sizeParameter.isPresent() && sizeParameter.get() > 100) {
+			sizeParameter = Optional.of(100);
+		}
+
+		EntryFilter filter = new EntryFilter();
+
+		filter.setEntryType(userPage.getEntryType());
+		filter.setTags(userPage.getTags());
+		filter.setExcludedTags(userPage.getExcludedTags());
+
+		Page<Entry> entries = null;
+
+		switch (userPage.getSorting()) {
+		case TOP:
+			entries = entryManager.fetchByRanking(getCurrentUsername(), filter, getGravity(),
+					pageParameter.orElse(0), sizeParameter.orElse(settingsManager.getPageSize()),
+					ascParameter.orElse(false));
+			break;
+		case NEW:
+			entries = entryManager.fetchByDate(getCurrentUsername(), filter,
+					pageParameter.orElse(0), sizeParameter.orElse(settingsManager.getPageSize()),
+					ascParameter.orElse(false));
+			break;
+		case HOT:
+			entries = entryManager.fetchByComments(getCurrentUsername(), filter, getGravity(),
+					pageParameter.orElse(0), sizeParameter.orElse(settingsManager.getPageSize()),
+					ascParameter.orElse(false));
+			break;
+		case LAST:
+			entries = entryManager.fetchByLastComment(getCurrentUsername(), filter,
+					pageParameter.orElse(0), sizeParameter.orElse(settingsManager.getPageSize()),
+					ascParameter.orElse(false));
+			break;
+		}
+
+		if (entries == null) {
+			throw new EntityResponseStatusException(HttpStatus.BAD_REQUEST);
+		}
+
+		List<String> ignore = ignoreParameter.orElse(Lists.newArrayList());
+		entryManager.applyMetadata(getCurrentUsername(), userManager.getKarma(getCurrentUsername()),
+				entries.getContent(), ignore);
+		return entries;
+	}
+
+	/**
+	 * Builds the filter.
+	 *
+	 * @param date          the date
+	 * @param flaggedStatus the flagged status
+	 * @param tag           the tag
+	 * @param type          the type
+	 * @return the entry filter
+	 */
+	protected EntryFilter buildFilter(Instant date, FlaggedStatus flaggedStatus, List<String> tags,
+			List<String> excludedTags, EntryType type) {
+		EntryFilter filter = new EntryFilter();
+		filter.setDate(date);
+		filter.setFlaggedStatus(flaggedStatus);
+		filter.setEntryType(type);
+		filter.setTags(tags);
+		filter.setExcludedTags(excludedTags);
+		return filter;
+	}
+
 	/**
 	 * Gets the entry.
 	 *

src/main/java/de/bstly/board/controller/SettingsController.java

@@ -37,6 +37,7 @@ public class SettingsController extends BaseController {
 		settings.put("entryDelay", getEntryDelay());
 		settings.put("commentDelay", getCommentDelay());
 		settings.put("maxTags", settingsManager.getMaxTags());
+		settings.put("maxUserPages", settingsManager.getMaxUserPages());
 		settings.put("defaultGravity", settingsManager.getGravity());
 		settings.put("defaultPageSize", settingsManager.getPageSize());
 		settings.put("defaultEntryDelay", settingsManager.getEntryDelay());

src/main/java/de/bstly/board/controller/UserPageController.java

@@ -0,0 +1,138 @@
+/**
+ * 
+ */
+package de.bstly.board.controller;
+
+import java.util.Optional;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Page;
+import org.springframework.http.HttpStatus;
+import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.web.bind.annotation.DeleteMapping;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import de.bstly.board.businesslogic.SettingsManager;
+import de.bstly.board.businesslogic.UserPageManager;
+import de.bstly.board.controller.support.EntityResponseStatusException;
+import de.bstly.board.controller.support.RequestBodyErrors;
+import de.bstly.board.controller.validation.UserPageValidator;
+import de.bstly.board.model.UserPage;
+
+/**
+ * The Class UserPageController.
+ */
+@RestController
+@RequestMapping("/userpages")
+public class UserPageController extends BaseController {
+
+	@Autowired
+	private UserPageManager userPageManager;
+	@Autowired
+	private SettingsManager settingsManager;
+	@Autowired
+	private UserPageValidator userPageValidator;
+
+	/**
+	 * Gets the user pages.
+	 *
+	 * @param pageParameter the page parameter
+	 * @param sizeParameter the size parameter
+	 * @param ascParameter  the asc parameter
+	 * @return the user pages
+	 */
+	@PreAuthorize("isAuthenticated()")
+	@GetMapping()
+	public Page<UserPage> getUserPages(@RequestParam("page") Optional<Integer> pageParameter,
+			@RequestParam("size") Optional<Integer> sizeParameter,
+			@RequestParam("desc") Optional<Boolean> descParameter) {
+		return userPageManager.getByUser(getCurrentUsername(), pageParameter.orElse(0),
+				sizeParameter.orElse(settingsManager.getPageSize()), "name",
+				descParameter.orElse(false));
+	}
+
+	/**
+	 * Gets the public user pages.
+	 *
+	 * @param pageParameter the page parameter
+	 * @param sizeParameter the size parameter
+	 * @param ascParameter  the asc parameter
+	 * @return the public user pages
+	 */
+	@PreAuthorize("isAuthenticated()")
+	@GetMapping("/public")
+	public Page<UserPage> getPublicUserPages(@RequestParam("page") Optional<Integer> pageParameter,
+			@RequestParam("size") Optional<Integer> sizeParameter,
+			@RequestParam("desc") Optional<Boolean> descParameter) {
+		return userPageManager.getPublic(getCurrentUsername(), pageParameter.orElse(0),
+				sizeParameter.orElse(settingsManager.getPageSize()), "name",
+				descParameter.orElse(false));
+	}
+
+	/**
+	 * Gets the user page.
+	 *
+	 * @param name the name
+	 * @return the user page
+	 */
+	@PreAuthorize("isAuthenticated()")
+	@GetMapping("/userpage/{name}")
+	public UserPage getUserPage(@PathVariable("name") String name) {
+		UserPage userPage = userPageManager.get(getCurrentUsername(), name);
+
+		if (userPage == null) {
+			throw new EntityResponseStatusException(HttpStatus.NOT_FOUND);
+		}
+
+		return userPage;
+	}
+
+	/**
+	 * Creates the or update.
+	 *
+	 * @param userPage the user page
+	 * @return the user page
+	 */
+	@PreAuthorize("isAuthenticated()")
+	@PostMapping("/userpage")
+	public UserPage createOrUpdate(@RequestBody UserPage userPage) {
+		userPage.setUsername(getCurrentUsername());
+
+		RequestBodyErrors bindingResult = new RequestBodyErrors(userPage);
+		userPageValidator.validate(userPage, bindingResult);
+
+		if (bindingResult.hasErrors()) {
+			throw new EntityResponseStatusException(bindingResult.getAllErrors(),
+					HttpStatus.UNPROCESSABLE_ENTITY);
+		}
+
+		if (!userPageManager.exists(getCurrentUsername(), userPage.getName()) && userPageManager
+				.countByUser(getCurrentUsername()) >= settingsManager.getMaxUserPages()) {
+			throw new EntityResponseStatusException(HttpStatus.UNPROCESSABLE_ENTITY);
+		}
+
+		return userPageManager.save(userPage);
+	}
+
+	/**
+	 * Delete user page.
+	 *
+	 * @param name the name
+	 */
+	@PreAuthorize("isAuthenticated()")
+	@DeleteMapping("/userpage/{name}")
+	public void deleteUserPage(@PathVariable("name") String name) {
+		if (!userPageManager.exists(getCurrentUsername(), name)) {
+			throw new EntityResponseStatusException(HttpStatus.FORBIDDEN);
+		}
+
+		userPageManager.delete(getCurrentUsername(), name);
+	}
+
+}

src/main/java/de/bstly/board/controller/model/EntryFilter.java

@@ -0,0 +1,132 @@
+/**
+ * 
+ */
+package de.bstly.board.controller.model;
+
+import java.time.Instant;
+import java.util.List;
+
+import de.bstly.board.model.EntryType;
+import de.bstly.board.model.FlaggedStatus;
+
+/**
+ * The Class EntryFilter.
+ */
+public class EntryFilter {
+
+	private Instant date;
+	private FlaggedStatus flaggedStatus;
+	private List<String> tags;
+	private List<String> excludedTags;
+	private EntryType entryType;
+	private String additional;
+
+	/**
+	 * Gets the date.
+	 *
+	 * @return the date
+	 */
+	public Instant getDate() {
+		return date;
+	}
+
+	/**
+	 * Sets the date.
+	 *
+	 * @param date the new date
+	 */
+	public void setDate(Instant date) {
+		this.date = date;
+	}
+
+	/**
+	 * Gets the flagged status.
+	 *
+	 * @return the flagged status
+	 */
+	public FlaggedStatus getFlaggedStatus() {
+		return flaggedStatus;
+	}
+
+	/**
+	 * Sets the flagged status.
+	 *
+	 * @param flaggedStatus the new flagged status
+	 */
+	public void setFlaggedStatus(FlaggedStatus flaggedStatus) {
+		this.flaggedStatus = flaggedStatus;
+	}
+
+	/**
+	 * Gets the tags.
+	 *
+	 * @return the tags
+	 */
+	public List<String> getTags() {
+		return tags;
+	}
+
+	/**
+	 * Sets the tags.
+	 *
+	 * @param tags the new tags
+	 */
+	public void setTags(List<String> tags) {
+		this.tags = tags;
+	}
+
+	/**
+	 * Gets the excluded tags.
+	 *
+	 * @return the excluded tags
+	 */
+	public List<String> getExcludedTags() {
+		return excludedTags;
+	}
+
+	/**
+	 * Sets the excluded tags.
+	 *
+	 * @param excludedTags the new excluded tags
+	 */
+	public void setExcludedTags(List<String> excludedTags) {
+		this.excludedTags = excludedTags;
+	}
+
+	/**
+	 * Gets the entry type.
+	 *
+	 * @return the entry type
+	 */
+	public EntryType getEntryType() {
+		return entryType;
+	}
+
+	/**
+	 * Sets the entry type.
+	 *
+	 * @param entryType the new entry type
+	 */
+	public void setEntryType(EntryType entryType) {
+		this.entryType = entryType;
+	}
+
+	/**
+	 * Gets the additional.
+	 *
+	 * @return the additional
+	 */
+	public String getAdditional() {
+		return additional;
+	}
+
+	/**
+	 * Sets the additional.
+	 *
+	 * @param additional the new additional
+	 */
+	public void setAdditional(String additional) {
+		this.additional = additional;
+	}
+
+}

src/main/java/de/bstly/board/controller/validation/UserPageValidator.java

@@ -0,0 +1,73 @@
+/**
+ * 
+ */
+package de.bstly.board.controller.validation;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Component;
+import org.springframework.util.StringUtils;
+import org.springframework.validation.Errors;
+import org.springframework.validation.Validator;
+
+import de.bstly.board.businesslogic.UserPageManager;
+import de.bstly.board.controller.support.EntityResponseStatusException;
+import de.bstly.board.model.UserPage;
+
+/**
+ * The Class UserPageValidator.
+ */
+@Component
+public class UserPageValidator implements Validator {
+
+	@Autowired
+	private UserPageManager userPageManager;
+
+	/*
+	 * @see org.springframework.validation.Validator#supports(java.lang.Class)
+	 */
+	@Override
+	public boolean supports(Class<?> clazz) {
+		return clazz.isAssignableFrom(UserPage.class);
+	}
+
+	/*
+	 * @see org.springframework.validation.Validator#validate(java.lang.Object,
+	 * org.springframework.validation.Errors)
+	 */
+	@Override
+	public void validate(Object target, Errors errors) {
+		UserPage userPage = (UserPage) target;
+
+		if (!StringUtils.hasText(userPage.getName())) {
+			errors.rejectValue("name", "required");
+		}
+
+		if ((userPage.getId() == null || userPage.getId().equals(0L))
+				&& userPageManager.exists(userPage.getUsername(), userPage.getName())) {
+			errors.rejectValue("name", "ALREADY_EXISTS");
+		}
+
+		if (userPage.getId() != null) {
+			UserPage origUserPage = userPageManager.get(userPage.getId());
+			if (origUserPage == null) {
+				errors.rejectValue("id", "INVALID");
+			}
+
+			if (!origUserPage.getUsername().equals(userPage.getUsername())) {
+				throw new EntityResponseStatusException(HttpStatus.FORBIDDEN);
+			}
+
+			UserPage other = userPageManager.get(userPage.getUsername(), userPage.getName());
+			if (other != null && !other.getId().equals(userPage.getId())) {
+				errors.rejectValue("name", "ALREADY_EXISTS");
+			}
+		}
+
+		if (userPage.getSorting() == null) {
+			errors.rejectValue("sorting", "REQUIRED");
+		}
+
+	}
+
+}

src/main/java/de/bstly/board/model/UserPage.java

@@ -0,0 +1,200 @@
+/**
+ * 
+ */
+package de.bstly.board.model;
+
+import java.util.List;
+
+import javax.persistence.CollectionTable;
+import javax.persistence.Column;
+import javax.persistence.ElementCollection;
+import javax.persistence.Entity;
+import javax.persistence.EntityListeners;
+import javax.persistence.EnumType;
+import javax.persistence.Enumerated;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import javax.persistence.Table;
+
+import org.hibernate.annotations.LazyCollection;
+import org.hibernate.annotations.LazyCollectionOption;
+import org.springframework.data.jpa.domain.support.AuditingEntityListener;
+
+/**
+ * The Class UserPage.
+ */
+@Entity
+@Table(name = "user_pages")
+@EntityListeners({ AuditingEntityListener.class })
+public class UserPage {
+
+	@Id
+	@GeneratedValue(strategy = GenerationType.AUTO)
+	@Column(name = "id", nullable = false)
+	private Long id;
+	@Column(name = "name", nullable = false)
+	private String name;
+	@Column(name = "username", nullable = false)
+	private String username;
+	@Enumerated(EnumType.STRING)
+	@Column(name = "sorting", nullable = false)
+	private UserPageSorting sorting;
+	@ElementCollection
+	@LazyCollection(LazyCollectionOption.FALSE)
+	@CollectionTable(name = "users_page_tags")
+	private List<String> tags;
+	@ElementCollection
+	@LazyCollection(LazyCollectionOption.FALSE)
+	@CollectionTable(name = "user_pages_excluded_tags")
+	private List<String> excludedTags;
+	@Column(name = "entry_type", nullable = true)
+	private EntryType entryType;
+	@Column(name = "public", columnDefinition = "boolean default false")
+	private boolean publicPage;
+
+	/**
+	 * Gets the id.
+	 *
+	 * @return the id
+	 */
+	public Long getId() {
+		return id;
+	}
+
+	/**
+	 * Sets the id.
+	 *
+	 * @param id the new id
+	 */
+	public void setId(Long id) {
+		this.id = id;
+	}
+
+	/**
+	 * Gets the name.
+	 *
+	 * @return the name
+	 */
+	public String getName() {
+		return name;
+	}
+
+	/**
+	 * Sets the name.
+	 *
+	 * @param name the new name
+	 */
+	public void setName(String name) {
+		this.name = name;
+	}
+
+	/**
+	 * Gets the username.
+	 *
+	 * @return the username
+	 */
+	public String getUsername() {
+		return username;
+	}
+
+	/**
+	 * Sets the username.
+	 *
+	 * @param username the new username
+	 */
+	public void setUsername(String username) {
+		this.username = username;
+	}
+
+	/**
+	 * Gets the sorting.
+	 *
+	 * @return the sorting
+	 */
+	public UserPageSorting getSorting() {
+		return sorting;
+	}
+
+	/**
+	 * Sets the sorting.
+	 *
+	 * @param sorting the new sorting
+	 */
+	public void setSorting(UserPageSorting sorting) {
+		this.sorting = sorting;
+	}
+
+	/**
+	 * Gets the tags.
+	 *
+	 * @return the tags
+	 */
+	public List<String> getTags() {
+		return tags;
+	}
+
+	/**
+	 * Sets the tags.
+	 *
+	 * @param tags the new tags
+	 */
+	public void setTags(List<String> tags) {
+		this.tags = tags;
+	}
+
+	/**
+	 * Gets the excluded tags.
+	 *
+	 * @return the excluded tags
+	 */
+	public List<String> getExcludedTags() {
+		return excludedTags;
+	}
+
+	/**
+	 * Sets the excluded tags.
+	 *
+	 * @param excludedTags the new excluded tags
+	 */
+	public void setExcludedTags(List<String> excludedTags) {
+		this.excludedTags = excludedTags;
+	}
+
+	/**
+	 * Gets the entry type.
+	 *
+	 * @return the entry type
+	 */
+	public EntryType getEntryType() {
+		return entryType;
+	}
+
+	/**
+	 * Sets the entry type.
+	 *
+	 * @param entryType the new entry type
+	 */
+	public void setEntryType(EntryType entryType) {
+		this.entryType = entryType;
+	}
+
+	/**
+	 * Checks if is public page.
+	 *
+	 * @return true, if is public page
+	 */
+	public boolean isPublicPage() {
+		return publicPage;
+	}
+
+	/**
+	 * Sets the public page.
+	 *
+	 * @param publicPage the new public page
+	 */
+	public void setPublicPage(boolean publicPage) {
+		this.publicPage = publicPage;
+	}
+
+}

src/main/java/de/bstly/board/model/UserPageSorting.java

@@ -0,0 +1,12 @@
+/**
+ * 
+ */
+package de.bstly.board.model;
+
+/**
+ * The Enum UserPageSorting.
+ */
+public enum UserPageSorting {
+
+	TOP, NEW, HOT, LAST
+}

src/main/java/de/bstly/board/repository/UserPageRepository.java

@@ -0,0 +1,19 @@
+/**
+ * 
+ */
+package de.bstly.board.repository;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.querydsl.QuerydslPredicateExecutor;
+import org.springframework.stereotype.Repository;
+
+import de.bstly.board.model.UserPage;
+
+/**
+ * The Interface UserPageRepository.
+ */
+@Repository
+public interface UserPageRepository
+		extends JpaRepository<UserPage, Long>, QuerydslPredicateExecutor<UserPage> {
+
+}