Bitmessage/PyBitmessage-2024-12-18
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flake8: bmconfigparser

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This commit is contained in:
Dmitri Bogomolov 2018-04-19 14:02:12 +03:00
parent de27c9082d
commit 31f107f048
Signed by untrusted user: g1itch
GPG Key ID: 720A756F18DEED13
1 changed files with 39 additions and 17 deletions
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54
src/bmconfigparser.py
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@ -1,10 +1,14 @@
"""
BMConfigParser class definition and default configuration settings
"""
import ConfigParser
import datetime
import shutil
import os
from datetime import datetime
from singleton import Singleton
import state
from singleton import Singleton
BMConfigDefaults = {
"bitmessagesettings": {
@ -36,23 +40,30 @@ BMConfigDefaults = {
}
}
@Singleton
class BMConfigParser(ConfigParser.SafeConfigParser):
"""Singleton class inherited from ConfigParser.SafeConfigParser
with additional methods specific to bitmessage config."""
def set(self, section, option, value=None):
if self._optcre is self.OPTCRE or value:
if not isinstance(value, basestring):
raise TypeError("option values must be strings")
if not self.validate(section, option, value):
raise ValueError("Invalid value %s" % str(value))
raise ValueError("Invalid value %s" % value)
return ConfigParser.ConfigParser.set(self, section, option, value)
def get(self, section, option, raw=False, variables=None):
try:
if section == "bitmessagesettings" and option == "timeformat":
return ConfigParser.ConfigParser.get(self, section, option, raw, variables)
return ConfigParser.ConfigParser.get(self, section, option, True, variables)
return ConfigParser.ConfigParser.get(
self, section, option, raw, variables)
return ConfigParser.ConfigParser.get(
self, section, option, True, variables)
except ConfigParser.InterpolationError:
return ConfigParser.ConfigParser.get(self, section, option, True, variables)
return ConfigParser.ConfigParser.get(
self, section, option, True, variables)
except (ConfigParser.NoSectionError, ConfigParser.NoOptionError) as e:
try:
return BMConfigDefaults[section][option]
@ -62,51 +73,62 @@ class BMConfigParser(ConfigParser.SafeConfigParser):
def safeGetBoolean(self, section, field):
try:
return self.getboolean(section, field)
except (ConfigParser.NoSectionError, ConfigParser.NoOptionError, ValueError, AttributeError):
except (ConfigParser.NoSectionError, ConfigParser.NoOptionError,
ValueError, AttributeError):
return False
def safeGetInt(self, section, field, default=0):
try:
return self.getint(section, field)
except (ConfigParser.NoSectionError, ConfigParser.NoOptionError, ValueError, AttributeError):
except (ConfigParser.NoSectionError, ConfigParser.NoOptionError,
ValueError, AttributeError):
return default
def safeGet(self, section, option, default=None):
try:
return self.get(section, option)
except (ConfigParser.NoSectionError, ConfigParser.NoOptionError, ValueError, AttributeError):
except (ConfigParser.NoSectionError, ConfigParser.NoOptionError,
ValueError, AttributeError):
return default
def items(self, section, raw=False, variables=None):
return ConfigParser.ConfigParser.items(self, section, True, variables)
def addresses(self):
return filter(lambda x: x.startswith('BM-'), BMConfigParser().sections())
return filter(
lambda x: x.startswith('BM-'), BMConfigParser().sections())
def read(self, filenames):
ConfigParser.ConfigParser.read(self, filenames)
for section in self.sections():
for option in self.options(section):
try:
if not self.validate(section, option, ConfigParser.ConfigParser.get(self, section, option)):
if not self.validate(
section, option,
ConfigParser.ConfigParser.get(self, section, option)
):
try:
newVal = BMConfigDefaults[section][option]
except KeyError:
continue
ConfigParser.ConfigParser.set(self, section, option, newVal)
ConfigParser.ConfigParser.set(
self, section, option, newVal)
except ConfigParser.InterpolationError:
continue
def save(self):
fileName = os.path.join(state.appdata, 'keys.dat')
fileNameBak = fileName + "." + datetime.datetime.now().strftime("%Y%j%H%M%S%f") + '.bak'
# create a backup copy to prevent the accidental loss due to the disk write failure
fileNameBak = '.'.join([
fileName, datetime.now().strftime("%Y%j%H%M%S%f"), 'bak'])
# create a backup copy to prevent the accidental loss due to
# the disk write failure
try:
shutil.copyfile(fileName, fileNameBak)
# The backup succeeded.
fileNameExisted = True
except (IOError, Exception):
# The backup failed. This can happen if the file didn't exist before.
# The backup failed. This can happen if the file
# didn't exist before.
fileNameExisted = False
# write the file
with open(fileName, 'wb') as configfile:
@ -117,7 +139,7 @@ class BMConfigParser(ConfigParser.SafeConfigParser):
def validate(self, section, option, value):
try:
return getattr(self, "validate_%s_%s" % (section, option))(value)
return getattr(self, 'validate_%s_%s' % (section, option))(value)
except AttributeError:
return True