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 """Retrieve the filepath of the configuration file specified in the 'key' parameter."""
62 # 1. command-line options always override everything
63 if self.options_config.has_key(key) and self.options_config.get(key) is not None:
64 out = self.options_config.get(key)
66 # 2. user configuration
67 elif self.user_config.has_key(key):
68 out = self.user_config.get(key)
70 # 2. system configuration
71 elif self.system_config.has_key(key):
72 out = self.system_config.get(key)
74 # 3. use the wallet file config
76 out = self.wallet_config.get(key)
78 if out is None and default is not None:
82 if default is not None and type(out) != type(default):
85 out = ast.literal_eval(out)
87 print "type error, using default value"
93 def is_modifiable(self, key):
94 if self.options_config.has_key(key):
96 elif self.user_config.has_key(key):
98 elif self.system_config.has_key(key):
104 def read_system_config(self):
105 """Parse and store the system config settings in electrum.conf into system_config[]."""
106 name = '/etc/electrum.conf'
107 if os.path.exists(name):
111 print "cannot parse electrum.conf. please install ConfigParser"
114 p = ConfigParser.ConfigParser()
117 for k, v in p.items('client'):
118 self.system_config[k] = v
119 except ConfigParser.NoSectionError:
123 def read_user_config(self):
124 """Parse and store the user config settings in electrum.conf into user_config[]."""
125 if not self.user_dir: return
127 name = os.path.join( self.user_dir, 'electrum.conf')
128 if os.path.exists(name):
132 print "cannot parse electrum.conf. please install ConfigParser"
135 p = ConfigParser.ConfigParser()
138 for k, v in p.items('client'):
139 self.user_config[k] = v
140 except ConfigParser.NoSectionError:
144 def init_path(self, path):
145 """Set the path of the wallet."""
148 path = self.get('default_wallet_path')
154 # Look for wallet file in the default data directory.
155 # Make wallet directory if it does not yet exist.
156 if not os.path.exists(self.user_dir):
157 os.mkdir(self.user_dir)
158 self.path = os.path.join(self.user_dir, "electrum.dat")
161 def save_user_config(self):
162 if not self.user_dir: return
165 config = ConfigParser.RawConfigParser()
166 config.add_section('client')
167 for k,v in self.user_config.items():
168 config.set('client', k, v)
170 with open( os.path.join( self.user_dir, 'electrum.conf'), 'wb') as configfile:
171 config.write(configfile)
176 def read_wallet_config(self, path):
177 """Read the contents of the wallet file."""
179 with open(self.path, "r") as f:
184 d = ast.literal_eval( data ) #parse raw data from reading wallet file
186 raise IOError("Cannot read wallet file.")
188 self.wallet_config = d
189 self.wallet_file_exists = True
194 self.save_wallet_config()
197 def save_wallet_config(self):
198 s = repr(self.wallet_config)
199 f = open(self.path,"w")
202 if self.get('gui') != 'android':
204 os.chmod(self.path,stat.S_IREAD | stat.S_IWRITE)