max tags

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

@@ -497,6 +497,11 @@ public class EntryManager {
 	 */
 	public Entry save(Entry entry) {
 		List<String> 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);
 		return entry;

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

@@ -24,6 +24,8 @@ public class SettingsManager {
 	private long UNVOTE_THRESH;
 	@Value("${bstly.board.flagThresh:3}")
 	private long FLAG_THRESH;
+	@Value("${bstly.board.maxTags:3}")
+	private int MAX_TAGS;
 
 	/**
 	 * Gets the gravity.
@@ -78,4 +80,11 @@ public class SettingsManager {
 	public long getFlahThresh() {
 		return FLAG_THRESH;
 	}
+
+	/**
+	 * @return
+	 */
+	public int getMaxTags() {
+		return MAX_TAGS;
+	}
 }

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

@@ -36,6 +36,7 @@ public class SettingsController extends BaseController {
 		settings.put("pageSize", getPageSize());
 		settings.put("entryDelay", getEntryDelay());
 		settings.put("commentDelay", getCommentDelay());
+		settings.put("maxTags", settingsManager.getMaxTags());
 		settings.put("defaultGravity", settingsManager.getGravity());
 		settings.put("defaultPageSize", settingsManager.getPageSize());
 		settings.put("defaultEntryDelay", settingsManager.getEntryDelay());