Cura/util/resources.py

   1 """
   2 Helper module to get easy access to the path where resources are stored.
   3 This is because the resource location is depended on the packaging method and OS
   4 """
   5 __copyright__ = "Copyright (C) 2013 David Braam - Released under terms of the AGPLv3 License"
   6
   7 import os
   8 import sys
   9 import glob
  10
  11 #Cura/util classes should not depend on wx...
  12 import wx
  13 import gettext
  14
  15 if sys.platform.startswith('darwin'):
  16         try:
  17                 #Foundation import can crash on some MacOS installs
  18                 from Foundation import *
  19         except:
  20                 pass
  21
  22 if sys.platform.startswith('darwin'):
  23         if hasattr(sys, 'frozen'):
  24                 try:
  25                         resourceBasePath = NSBundle.mainBundle().resourcePath()
  26                 except:
  27                         resourceBasePath = os.path.join(os.path.dirname(__file__), "../../../../../")
  28         else:
  29                 resourceBasePath = os.path.join(os.path.dirname(__file__), "../resources")
  30 else:
  31         if hasattr(sys, 'frozen'):
  32                 resourceBasePath = os.path.join(os.path.dirname(__file__), "../../resources")
  33         else:
  34                 resourceBasePath = os.path.join(os.path.dirname(__file__), "../resources")
  35
  36 def getPathForResource(dir, subdir, resource_name):
  37         assert os.path.isdir(dir), "{p} is not a directory".format(p=dir)
  38         path = os.path.normpath(os.path.join(dir, subdir, resource_name))
  39         assert os.path.isfile(path), "{p} is not a file.".format(p=path)
  40         return path
  41
  42 def getPathForImage(name):
  43         return getPathForResource(resourceBasePath, 'images', name)
  44
  45 def getPathForMesh(name):
  46         return getPathForResource(resourceBasePath, 'meshes', name)
  47
  48 def getPathForFirmware(name):
  49         return getPathForResource(resourceBasePath, 'firmware', name)
  50
  51 def getDefaultMachineProfiles():
  52         path = os.path.normpath(os.path.join(resourceBasePath, 'machine_profiles', '*.ini'))
  53         return glob.glob(path)
  54
  55 def setupLocalization(selectedLanguage = None):
  56         try:
  57                 if sys.platform.startswith('darwin'):
  58                         languages = NSLocale.preferredLanguages()
  59                 else:
  60                         #Using wx.Locale before you created wx.App seems to cause an nasty exception. So default to 'en' at the moment.
  61                         languages = [wx.Locale(wx.LANGUAGE_DEFAULT).GetCanonicalName()]
  62         except Exception as e:
  63                 languages = ['en']
  64
  65         if selectedLanguage is not None:
  66                 for item in getLanguageOptions():
  67                         if item[1] == selectedLanguage and item[0] is not None:
  68                                 languages = [item[0]]
  69
  70         locale_path = os.path.normpath(os.path.join(resourceBasePath, 'locale'))
  71         translation = gettext.translation('Cura', locale_path, languages, fallback=True)
  72         translation.install(unicode=True)
  73
  74 def getLanguageOptions():
  75         return [
  76                 # [None, 'System default'],
  77                 ['en', 'English'],
  78                 # ['de', 'Deutsch'],
  79                 # ['fr', 'French'],
  80                 # ['nl', 'Nederlands'],
  81                 # ['sp', 'Spanish'],
  82                 # ['po', 'Polish']
  83         ]