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78 lines
2.9 KiB
Python
78 lines
2.9 KiB
Python
#!/usr/bin/env python
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# vim:ts=4:sw=4:softtabstop=4:smarttab:expandtab
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import sys
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import os, os.path
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import shutil
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class SimplePrefsError(Exception):
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pass
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class SimplePrefs(object):
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def __init__(self, target, description):
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self.prefs = {}
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self.key2file={}
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self.file2key={}
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for keyfilemap in description:
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[key, filename] = keyfilemap
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self.key2file[key] = filename
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self.file2key[filename] = key
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self.target = target + 'Prefs'
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if sys.platform.startswith('win'):
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import _winreg as winreg
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regkey = winreg.OpenKey(winreg.HKEY_CURRENT_USER, "Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders\\")
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path = winreg.QueryValueEx(regkey, 'Local AppData')[0]
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prefdir = path + os.sep + self.target
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elif sys.platform.startswith('darwin'):
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home = os.getenv('HOME')
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prefdir = os.path.join(home,'Library','Preferences','org.' + self.target)
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else:
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# linux and various flavors of unix
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home = os.getenv('HOME')
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prefdir = os.path.join(home,'.' + self.target)
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if not os.path.exists(prefdir):
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os.makedirs(prefdir)
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self.prefdir = prefdir
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self.prefs['dir'] = self.prefdir
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self._loadPreferences()
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def _loadPreferences(self):
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filenames = os.listdir(self.prefdir)
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for filename in filenames:
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if filename in self.file2key:
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key = self.file2key[filename]
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filepath = os.path.join(self.prefdir,filename)
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if os.path.isfile(filepath):
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try :
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data = file(filepath,'rb').read()
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self.prefs[key] = data
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except Exception, e:
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pass
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def getPreferences(self):
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return self.prefs
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def setPreferences(self, newprefs={}):
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if 'dir' not in newprefs:
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raise SimplePrefsError('Error: Attempt to Set Preferences in unspecified directory')
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if newprefs['dir'] != self.prefs['dir']:
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raise SimplePrefsError('Error: Attempt to Set Preferences in unspecified directory')
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for key in newprefs:
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if key != 'dir':
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if key in self.key2file:
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filename = self.key2file[key]
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filepath = os.path.join(self.prefdir,filename)
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data = newprefs[key]
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if data != None:
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data = str(data)
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if data == None or data == '':
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if os.path.exists(filepath):
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os.remove(filepath)
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else:
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try:
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file(filepath,'wb').write(data)
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except Exception, e:
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pass
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self.prefs = newprefs
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return
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