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Copy pathconfig.py
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175 lines (151 loc) · 5.74 KB
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import os
import sys
from ConfigParser import ConfigParser, NoSectionError, NoOptionError
from itertools import chain
from bpython.keys import key_dispatch
import errno
class Struct(object):
"""Simple class for instantiating objects we can add arbitrary attributes
to and use for various arbitrary things."""
class CP(ConfigParser):
def safeget(self, section, option, default):
"""safet get method using default values"""
bools_t = ['true', 'yes', 'y', 'on']
bools_f = ['false', 'no', 'n', 'off']
try:
v = self.get(section, option)
except NoSectionError:
v = default
except NoOptionError:
v = default
if isinstance(v, bool):
return v
try:
if v.lower() in bools_t:
return True
if v.lower() in bools_f:
return False
except AttributeError:
pass
try:
return int(v)
except ValueError:
return v
def loadini(struct, configfile):
"""Loads .ini configuration file and stores its values in struct"""
config_path = os.path.expanduser(configfile)
if not os.path.isfile(config_path) and configfile == '~/.bpython/config':
# FIXME: I decided ~/.bpython.ini was a crappy place for a config file,
# so this is just a fallback if the default is passed - remove this
# eventually please.
config_path = os.path.expanduser('~/.bpython.ini')
config = CP()
config.read(config_path)
struct.tab_length = config.safeget('general', 'tab_length', 4)
struct.auto_display_list = config.safeget('general', 'auto_display_list',
True)
struct.syntax = config.safeget('general', 'syntax', True)
struct.arg_spec = config.safeget('general', 'arg_spec', True)
struct.hist_file = config.safeget('general', 'hist_file', '~/.pythonhist')
struct.hist_length = config.safeget('general', 'hist_length', 100)
struct.flush_output = config.safeget('general', 'flush_output', True)
struct.pastebin_key = config.safeget('keyboard', 'pastebin', 'F8')
struct.save_key = config.safeget('keyboard', 'save', 'C-s')
struct.undo_key = config.safeget('keyboard', 'undo', 'C-r')
struct.up_one_line_key = config.safeget('keyboard', 'up_one_line', 'C-p')
struct.down_one_line_key = config.safeget('keyboard', 'down_one_line', 'C-n')
struct.cut_to_buffer_key = config.safeget('keyboard', 'cut_to_buffer', 'C-k')
struct.yank_from_buffer_key = config.safeget('keybard', 'yank_from_buffer', 'C-y')
struct.clear_word_key = config.safeget('keyboard', 'clear_word', 'C-w')
struct.clear_line_key = config.safeget('keyboard', 'clear_line', 'C-u')
struct.clear_screen_key = config.safeget('keyboard', 'clear_screen', 'C-l')
struct.exit_key = config.safeget('keyboard', 'exit', 'C-d')
color_scheme_name = config.safeget('general', 'color_scheme', 'default')
if color_scheme_name == 'default':
struct.color_scheme = {
'keyword': 'y',
'name': 'c',
'comment': 'b',
'string': 'm',
'error': 'r',
'number': 'G',
'operator': 'Y',
'punctuation': 'y',
'token': 'C',
'background': 'd',
'output': 'w',
'main': 'c',
'prompt': 'c',
'prompt_more': 'g',
}
else:
path = os.path.expanduser('~/.bpython/%s.theme' % (color_scheme_name,))
load_theme(struct, path, config_path)
# checks for valid key configuration this part still sucks
for key in (struct.pastebin_key, struct.save_key):
key_dispatch[key]
def load_theme(struct, path, inipath):
theme = CP()
try:
f = open(path, 'r')
except (IOError, OSError), e:
sys.stdout.write("Error loading theme file specified in '%s':\n%s\n" %
(inipath, e))
sys.exit(1)
theme.readfp(f)
struct.color_scheme = {}
for k, v in chain(theme.items('syntax'), theme.items('interface')):
if theme.has_option('syntax', k):
struct.color_scheme[k] = theme.get('syntax', k)
else:
struct.color_scheme[k] = theme.get('interface', k)
f.close()
def migrate_rc(path):
"""Use the shlex module to convert the old configuration file to the new format.
The old configuration file is renamed but not removed by now."""
import shlex
f = open(path)
parser = shlex.shlex(f)
bools = {
'true': True,
'yes': True,
'on': True,
'false': False,
'no': False,
'off': False
}
config = ConfigParser()
config.add_section('general')
while True:
k = parser.get_token()
v = None
if not k:
break
k = k.lower()
if parser.get_token() == '=':
v = parser.get_token() or None
if v is not None:
try:
v = int(v)
except ValueError:
if v.lower() in bools:
v = bools[v.lower()]
config.set('general', k, v)
f.close()
try:
os.makedirs(os.path.expanduser('~/.bpython'))
except OSError, e:
if e.errno == errno.EEXIST:
pass
else:
raise
f = open(os.path.expanduser('~/.bpython/config'), 'w')
config.write(f)
f.close()
os.rename(path, os.path.expanduser('~/.bpythonrc.bak'))
print ("The configuration file for bpython has been changed. A new "
"config file has been created as ~/.bpython/config")
print ("The existing .bpythonrc file has been renamed to .bpythonrc.bak "
"and it can be removed.")
print "Press enter to continue."
raw_input()