From: nickthetait <tait@alephobjects.com>
Date: Thu, 29 Oct 2015 16:13:45 +0000 (-0600)
Subject: Catch errors when print speed is set to out of range numbers
X-Git-Tag: lulzbot-17.12~6
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=0ec4d0513f747c377228172cbcbd99ef54a4d3fa;p=cura.git

Catch errors when print speed is set to out of range numbers

Fixes T309
---

diff --git a/Cura/util/validators.py b/Cura/util/validators.py
index c72c4364..76f9f2a3 100644
--- a/Cura/util/validators.py
+++ b/Cura/util/validators.py
@@ -164,7 +164,13 @@ class printSpeedValidator(object):
 		try:
 			nozzleSize = profile.getProfileSettingFloat('nozzle_size')
 			layerHeight = profile.getProfileSettingFloat('layer_height')
-			printSpeed = float(eval(self.setting.getValue().replace(',','.'), {}, {}))
+			raw_user_input = self.setting.getValue()
+			new_print_speed = raw_user_input.replace(',', '.')
+			try:
+				evaluated = eval(new_print_speed, {}, {}) #Converts unicode into numeric
+			except SyntaxError: #Caused by unicode string being empty
+				evaluated = 0.0
+			printSpeed = float(evaluated)
 			if printSpeed == 0.0:
 				printSpeed = profile.getProfileSettingFloat('print_speed')