From ac95a59cca88e0e16631cc7f04da241edd6da6bc Mon Sep 17 00:00:00 2001
From: Ruben <rubenvandeven@gmail.com>
Date: Sat, 11 Mar 2017 12:07:40 +0100
Subject: [PATCH] Change output when no emotions found

---
 server.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/server.py b/server.py
index c0c9764..d2f243a 100644
--- a/server.py
+++ b/server.py
@@ -78,7 +78,8 @@ class ColourHandler(tornado.web.RequestHandler):
 		statHtml = "<aside id='stats'>";
 		if not req_emotion:
 			statHtml += "<h4>Emoties</h4>"
-			statHtml += charts.createPie(models.getEmotionFractionsFromArtworks(images))
+			emotionScores = models.getEmotionFractionsFromArtworks(images)
+			statHtml += charts.createPie(emotionScores) if len(emotionScores) else "Geen emoties opgegeven"
 		else:
 			statHtml += "<h4>Groep</h4>"
 			statHtml += charts.createPie(models.getGroupFractionsFromArtworks(images))