Cura/util/resources.py

   1 #coding:utf8
   2 """
   3 Helper module to get easy access to the path where resources are stored.
   4 This is because the resource location is depended on the packaging method and OS
   5 """
   6 __copyright__ = "Copyright (C) 2013 David Braam - Released under terms of the AGPLv3 License"
   7
   8 import os
   9 import sys
  10 import glob
  11 import platform
  12 import locale
  13
  14 import gettext
  15
  16 if sys.platform.startswith('darwin'):
  17         try:
  18                 #Foundation import can crash on some MacOS installs
  19                 from Foundation import *
  20         except:
  21                 pass
  22
  23 if sys.platform.startswith('darwin'):
  24         if hasattr(sys, 'frozen'):
  25                 try:
  26                         resourceBasePath = NSBundle.mainBundle().resourcePath()
  27                 except:
  28                         resourceBasePath = os.path.join(os.path.dirname(__file__), "../../../../../")
  29         else:
  30                 resourceBasePath = os.path.join(os.path.dirname(__file__), "../../resources")
  31 else:
  32         resourceBasePath = os.path.join(os.path.dirname(__file__), "../../resources")
  33
  34 def getPathForResource(dir, subdir, resource_name):
  35         assert os.path.isdir(dir), "{p} is not a directory".format(p=dir)
  36         path = os.path.normpath(os.path.join(dir, subdir, resource_name))
  37         if not os.path.isfile(path):
  38                 return None
  39         return path
  40
  41 def getPathForImage(name):
  42         return getPathForResource(resourceBasePath, 'images', name)
  43
  44 def getPathForMesh(name):
  45         return getPathForResource(resourceBasePath, 'meshes', name)
  46
  47 def getPathForFirmware(name):
  48         return getPathForResource(resourceBasePath, 'firmware', name)
  49
  50 def getDefaultMachineProfiles():
  51         path = os.path.normpath(os.path.join(resourceBasePath, 'machine_profiles', '*.ini'))
  52         return glob.glob(path)
  53
  54 def setupLocalization(selectedLanguage = None):
  55         #Default to english
  56         languages = ['en']
  57
  58         if selectedLanguage is not None:
  59                 for item in getLanguageOptions():
  60                         if item[1] == selectedLanguage and item[0] is not None:
  61                                 languages = [item[0]]
  62                                 break
  63         if languages[0] == 'AUTO':
  64                 languages = ['en']
  65                 defaultLocale = getDefaultLocale()
  66                 if defaultLocale is not None:
  67                         for item in getLanguageOptions():
  68                                 if item[0] == 'AUTO':
  69                                         continue
  70                                 if item[0] is not None and defaultLocale.startswith(item[0]):
  71                                         languages = [item[0]]
  72
  73         locale_path = os.path.normpath(os.path.join(resourceBasePath, 'locale'))
  74         translation = gettext.translation('Cura', locale_path, languages, fallback=True)
  75         #translation.ugettext = lambda message: u'#' + message
  76         translation.install(unicode=True)
  77
  78 def getLanguageOptions():
  79         return [
  80                 ['AUTO', 'Autodetect'],
  81                 ['en', 'English'],
  82                 ['de', 'Deutsch'],
  83                 ['fr', 'French'],
  84                 ['tr', 'Turkish'],
  85                 # ['ko', 'Korean'],
  86                 # ['zh', 'Chinese'],
  87                 # ['nl', 'Nederlands'],
  88                 # ['es', 'Spanish'],
  89                 # ['po', 'Polish']
  90         ]
  91
  92 def getDefaultLocale():
  93         defaultLocale = None
  94
  95         # On Windows, we look for the actual UI language, as someone could have
  96         # an english windows but use a non-english locale.
  97         if platform.system() == "Windows":
  98                 try:
  99                         import ctypes
 100
 101                         windll = ctypes.windll.kernel32
 102                         defaultLocale = locale.windows_locale[windll.GetUserDefaultUILanguage()]
 103                 except:
 104                         pass
 105
 106         if defaultLocale is None:
 107                 try:
 108                         defaultLocale = locale.getdefaultlocale()[0]
 109                 except:
 110                         pass
 111
 112         return defaultLocale