3 from util import user_dir, print_error
5 from version import ELECTRUM_VERSION, SEED_VERSION
11 def __init__(self, options={}):
13 # system conf, readonly
14 self.system_config = {}
15 self.read_system_config()
17 # user conf, writeable
18 self.user_dir = user_dir()
20 self.read_user_config()
22 # command-line options
23 self.options_config = options
25 self.wallet_config = {}
26 self.wallet_file_exists = False
27 self.init_path(self.options_config.get('wallet_path'))
28 print_error( "path", self.path )
30 self.read_wallet_config(self.path)
36 def set_key(self, key, value, save = False):
37 # find where a setting comes from and save it there
38 if self.options_config.get(key) is not None:
39 print "Warning: not changing '%s' because it was passed as a command-line option"%key
42 elif self.user_config.get(key) is not None:
43 self.user_config[key] = value
44 if save: self.save_user_config()
46 elif self.system_config.get(key) is not None:
47 if str(self.system_config[key]) != str(value):
48 print "Warning: not changing '%s' because it was set in the system configuration"%key
50 elif self.wallet_config.get(key) is not None:
51 self.wallet_config[key] = value
52 if save: self.save_wallet_config()
55 # add key to wallet config
56 self.wallet_config[key] = value
57 if save: self.save_wallet_config()
60 def get(self, key, default=None):
61 # 1. command-line options always override everything
62 if self.options_config.has_key(key) and self.options_config.get(key) is not None:
63 out = self.options_config.get(key)
65 # 2. user configuration
66 elif self.user_config.has_key(key):
67 out = self.user_config.get(key)
69 # 2. system configuration
70 elif self.system_config.has_key(key):
71 out = self.system_config.get(key)
73 # 3. use the wallet file config
75 out = self.wallet_config.get(key)
77 if out is None and default is not None:
81 if default is not None and type(out) != type(default):
84 out = ast.literal_eval(out)
86 print "type error, using default value"
92 def is_modifiable(self, key):
93 if self.options_config.has_key(key):
95 elif self.user_config.has_key(key):
97 elif self.system_config.has_key(key):
103 def read_system_config(self):
104 name = '/etc/electrum.conf'
105 if os.path.exists(name):
109 print "cannot parse electrum.conf. please install ConfigParser"
112 p = ConfigParser.ConfigParser()
115 for k, v in p.items('client'):
116 self.system_config[k] = v
117 except ConfigParser.NoSectionError:
121 def read_user_config(self):
122 if not self.user_dir: return
124 name = os.path.join( self.user_dir, 'electrum.conf')
125 if os.path.exists(name):
129 print "cannot parse electrum.conf. please install ConfigParser"
132 p = ConfigParser.ConfigParser()
135 for k, v in p.items('client'):
136 self.user_config[k] = v
137 except ConfigParser.NoSectionError:
141 def init_path(self, path):
142 """Set the path of the wallet."""
145 path = self.get('default_wallet_path')
151 # Look for wallet file in the default data directory.
152 # Make wallet directory if it does not yet exist.
153 if not os.path.exists(self.user_dir):
154 os.mkdir(self.user_dir)
155 self.path = os.path.join(self.user_dir, "electrum.dat")
158 def save_user_config(self):
159 if not self.user_dir: return
162 config = ConfigParser.RawConfigParser()
163 config.add_section('client')
164 for k,v in self.user_config.items():
165 config.set('client', k, v)
167 with open( os.path.join( self.user_dir, 'electrum.conf'), 'wb') as configfile:
168 config.write(configfile)
173 def read_wallet_config(self, path):
174 """Read the contents of the wallet file."""
176 with open(self.path, "r") as f:
181 d = ast.literal_eval( data ) #parse raw data from reading wallet file
183 raise IOError("Cannot read wallet file.")
185 self.wallet_config = d
186 self.wallet_file_exists = True
191 self.save_wallet_config()
194 def save_wallet_config(self):
195 s = repr(self.wallet_config)
196 f = open(self.path,"w")
199 if self.get('gui') != 'android':
201 os.chmod(self.path,stat.S_IREAD | stat.S_IWRITE)