From 4588a61185291a9b807bdac84ba2d8c3bf406495 Mon Sep 17 00:00:00 2001
From: daid303 <daid303@gmail.com>
Date: Thu, 10 Jan 2013 14:19:48 +0100
Subject: [PATCH] Add feature which checks for newer releases on startup.

---
 Cura/gui/app.py               | 13 ++++++++++---
 Cura/gui/preferencesDialog.py |  3 +++
 Cura/util/profile.py          |  3 ++-
 Cura/util/settings.py         |  6 ++++++
 Cura/util/version.py          | 29 ++++++++++++++++++++++++++++-
 5 files changed, 49 insertions(+), 5 deletions(-)
 create mode 100644 Cura/util/settings.py

diff --git a/Cura/gui/app.py b/Cura/gui/app.py
index 6372d723..c1618de7 100644
--- a/Cura/gui/app.py
+++ b/Cura/gui/app.py
@@ -10,9 +10,6 @@ import warnings
 #Only import the _core to save import time
 import wx._core
 
-from Cura.util import profile
-from Cura.util import resources
-
 class CuraApp(wx.App):
 	def __init__(self):
 		if platform.system() == "Windows" and not 'PYCHARM_HOSTED' in os.environ:
@@ -38,8 +35,12 @@ class CuraApp(wx.App):
 
 	def afterSplashCallback(self):
 		#These imports take most of the time and thus should be done after showing the splashscreen
+		import webbrowser
 		from Cura.gui import mainWindow
 		from Cura.gui import configWizard
+		from Cura.util import profile
+		from Cura.util import resources
+		from Cura.util import version
 
 		#If we haven't run it before, run the configuration wizard.
 		if profile.getPreference('machine_type') == 'unknown':
@@ -59,6 +60,12 @@ class CuraApp(wx.App):
 		#Hide the splashscreen before showing the main window.
 		if self.splash is not None:
 			self.splash.Show(False)
+		if profile.getPreference('check_for_updates') == 'True':
+			newVersion = version.checkForNewerVersion()
+			if newVersion is not None:
+				if wx.MessageBox('A new version of Cura is available, would you like to download?', 'New version available', wx.YES_NO | wx.ICON_INFORMATION) == wx.YES:
+					webbrowser.open(newVersion)
+					return
 		self.mainWindow = mainWindow.mainWindow()
 
 		setFullScreenCapable(self.mainWindow)
diff --git a/Cura/gui/preferencesDialog.py b/Cura/gui/preferencesDialog.py
index b583bc4e..55e73ccc 100644
--- a/Cura/gui/preferencesDialog.py
+++ b/Cura/gui/preferencesDialog.py
@@ -66,6 +66,9 @@ class preferencesDialog(wx.Frame):
 			c = configBase.SettingRow(right, 'SD card path', 'sdpath', '', 'Location of your SD card, when using the copy to SD feature.', type = 'preference')
 		c = configBase.SettingRow(right, 'Copy to SD with 8.3 names', 'sdshortnames', False, 'Save the gcode files in short filenames, so they are properly shown on the UltiController', type = 'preference')
 
+		configBase.TitleRow(right, 'Cura settings')
+		c = configBase.SettingRow(right, 'Check for updates', 'check_for_updates', True, 'Check for newer versions of Cura on startup', type = 'preference')
+
 		self.okButton = wx.Button(right, -1, 'Ok')
 		right.GetSizer().Add(self.okButton, (right.GetSizer().GetRows(), 0), flag=wx.BOTTOM, border=5)
 		self.okButton.Bind(wx.EVT_BUTTON, self.OnClose)
diff --git a/Cura/util/profile.py b/Cura/util/profile.py
index d8f0f27e..48453d9f 100644
--- a/Cura/util/profile.py
+++ b/Cura/util/profile.py
@@ -174,7 +174,8 @@ preferencesDefaultSettings = {
 	'filament_cost_kg': '0',
 	'filament_cost_meter': '0',
 	'sdpath': '',
-	'sdshortnames': 'True',
+	'sdshortnames': 'False',
+	'check_for_updates': 'True',
 
 	'planner_always_autoplace': 'True',
 	'extruder_head_size_min_x': '75.0',
diff --git a/Cura/util/settings.py b/Cura/util/settings.py
new file mode 100644
index 00000000..9e81310d
--- /dev/null
+++ b/Cura/util/settings.py
@@ -0,0 +1,6 @@
+
+class setting(object):
+	def __init__(self, key, name, description):
+		self._key = key
+		self._name = name
+		self._description = description
diff --git a/Cura/util/version.py b/Cura/util/version.py
index 93117f7c..8ffceb4e 100644
--- a/Cura/util/version.py
+++ b/Cura/util/version.py
@@ -2,6 +2,10 @@ from __future__ import absolute_import
 
 import os
 import sys
+import urllib2
+import platform
+from xml.etree import ElementTree
+
 from Cura.util import resources
 
 def getVersion(getGitVersion = True):
@@ -28,6 +32,29 @@ def isDevVersion():
 	gitPath = os.path.abspath(os.path.join(os.path.split(os.path.abspath(__file__))[0], "../../.git"))
 	return os.path.exists(gitPath)
 
+def checkForNewerVersion():
+	if isDevVersion():
+		return None
+	try:
+		updateBaseURL = 'http://software.ultimaker.com'
+		localVersion = map(int, getVersion(False).split('.'))
+		while len(localVersion) < 3:
+			localVersion += [1]
+		latestFile = urllib2.urlopen("%s/latest.xml" % (updateBaseURL))
+		latestXml = latestFile.read()
+		latestFile.close()
+		xmlTree = ElementTree.fromstring(latestXml)
+		for release in xmlTree.iter('release'):
+			os = str(release.attrib['os'])
+			version = [int(release.attrib['major']), int(release.attrib['minor']), int(release.attrib['revision'])]
+			filename = release.find("filename").text
+			if platform.system() == os:
+				if version > localVersion:
+					return "%s/current/%s" % (updateBaseURL, filename)
+	except:
+		print sys.exc_info()
+		return None
+	return None
+
 if __name__ == '__main__':
 	print(getVersion())
-
-- 
2.30.2