Do not display show more for playlist if no playlist is found

src/database/Playlist.cpp

@@ -83,7 +83,12 @@ Playlist::getTracks(int offset, int size, bool& moreResults) const
 
 	moreResults = false;
 
-	Wt::Dbo::collection<Wt::Dbo::ptr<PlaylistEntry>> entries = session()->find<PlaylistEntry>().where("playlist_id = ?").bind(self().id()).orderBy("pos").offset(offset).limit(size + 1);
+	Wt::Dbo::collection<Wt::Dbo::ptr<PlaylistEntry>> entries
+		= session()->find<PlaylistEntry>()
+		.where("playlist_id = ?").bind(self().id())
+		.orderBy("pos")
+		.limit(size != -1 ? size + 1 : -1)
+		.offset(offset);
 
 	std::vector<Wt::Dbo::ptr<Track>> res;
 

src/ui/PlaylistView.cpp

@@ -48,6 +48,7 @@ Playlist::Playlist(Wt::WContainerWidget* parent)
 
 	_showMore = new Wt::WTemplate(Wt::WString::tr("template-show-more"));
 	_showMore->addFunction("tr", &Wt::WTemplate::Functions::tr);
+	_showMore->setHidden(true);
 	container->bindWidget("show-more", _showMore);
 
 	_showMore->clicked().connect(std::bind([=]