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import os
import sys
from ConfigParser import ConfigParser
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."""
def fill_config_with_default_values(config, default_values):
for section in default_values.iterkeys():
if not config.has_section(section):
config.add_section(section)
for (opt, val) in default_values[section].iteritems():
if not config.has_option(section, opt):
config.set(section, opt, str(val))
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 = ConfigParser()
fill_config_with_default_values(config, {
'general': {
'arg_spec': True,
'auto_display_list': True,
'color_scheme': 'default',
'dedent_after': 1,
'flush_output': True,
'highlight_show_source': True,
'hist_file': '~/.pythonhist',
'hist_length': 100,
'paste_time': 0.02,
'syntax': True,
'tab_length': 4,
'pastebin_confirm': True,
'pastebin_private': False,
'pastebin_url': 'http://bpaste.net/xmlrpc/',
'pastebin_show_url': 'http://bpaste.net/show/$paste_id/',
},
'keyboard': {
'clear_line': 'C-u',
'clear_screen': 'C-l',
'clear_word': 'C-w',
'cut_to_buffer': 'C-k',
'delete': 'C-d',
'down_one_line': 'C-n',
'exit': '',
'last_output': 'F9',
'pastebin': 'F8',
'save': 'C-s',
'show_source': 'F2',
'suspend': 'C-z',
'undo': 'C-r',
'up_one_line': 'C-p',
'yank_from_buffer': 'C-y'},
'gtk': {
'font': 'monospace 10',
'color_scheme': 'default'}})
config.read(config_path)
struct.dedent_after = config.getint('general', 'dedent_after')
struct.tab_length = config.getint('general', 'tab_length')
struct.auto_display_list = config.getboolean('general',
'auto_display_list')
struct.syntax = config.getboolean('general', 'syntax')
struct.arg_spec = config.getboolean('general', 'arg_spec')
struct.paste_time = config.getfloat('general', 'paste_time')
struct.highlight_show_source = config.getboolean('general',
'highlight_show_source')
struct.hist_file = config.get('general', 'hist_file')
struct.hist_length = config.getint('general', 'hist_length')
struct.flush_output = config.getboolean('general', 'flush_output')
struct.pastebin_key = config.get('keyboard', 'pastebin')
struct.save_key = config.get('keyboard', 'save')
struct.show_source_key = config.get('keyboard', 'show_source')
struct.suspend_key = config.get('keyboard', 'suspend')
struct.undo_key = config.get('keyboard', 'undo')
struct.up_one_line_key = config.get('keyboard', 'up_one_line')
struct.down_one_line_key = config.get('keyboard', 'down_one_line')
struct.cut_to_buffer_key = config.get('keyboard', 'cut_to_buffer')
struct.yank_from_buffer_key = config.get('keyboard', 'yank_from_buffer')
struct.clear_word_key = config.get('keyboard', 'clear_word')
struct.clear_line_key = config.get('keyboard', 'clear_line')
struct.clear_screen_key = config.get('keyboard', 'clear_screen')
struct.delete_key = config.get('keyboard', 'delete')
struct.exit_key = config.get('keyboard', 'exit')
struct.last_output_key = config.get('keyboard', 'last_output')
struct.pastebin_confirm = config.getboolean('general', 'pastebin_confirm')
struct.pastebin_private = config.getboolean('general', 'pastebin_private')
struct.pastebin_url = config.get('general', 'pastebin_url')
struct.pastebin_show_url = config.get('general', 'pastebin_show_url')
struct.gtk_font = config.get('gtk', 'font')
color_scheme_name = config.get('general', 'color_scheme')
color_gtk_scheme_name = config.get('gtk', 'color_scheme')
default_colors = {
'keyword': 'y',
'name': 'c',
'comment': 'b',
'string': 'm',
'error': 'r',
'number': 'G',
'operator': 'Y',
'punctuation': 'y',
'token': 'C',
'background': 'd',
'output': 'w',
'main': 'c',
'paren': 'R',
'prompt': 'c',
'prompt_more': 'g',
}
default_gtk_colors = {
'keyword': 'b',
'name': 'k',
'comment': 'b',
'string': 'm',
'error': 'r',
'number': 'G',
'operator': 'B',
'punctuation': 'g',
'token': 'C',
'background': 'w',
'output': 'k',
'main': 'c',
'paren': 'R',
'prompt': 'b',
'prompt_more': 'g',
}
# TODO consolidate
if color_scheme_name == 'default':
struct.color_scheme = default_colors
else:
path = os.path.expanduser('~/.bpython/%s.theme' % (color_scheme_name,))
load_theme(struct, path, config_path, default_colors)
if color_gtk_scheme_name == 'default':
struct.color_gtk_scheme = default_gtk_colors
else:
path = os.path.expanduser('~/.bpython/%s.theme' % (color_gtk_scheme_name,))
load_gtk_theme(struct, path, config_path, default_gtk_colors)
# checks for valid key configuration this part still sucks
for key in (struct.pastebin_key, struct.save_key):
key_dispatch[key]
# TODO consolidate
def load_theme(struct, path, inipath, default_colors):
theme = ConfigParser()
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)
# Check against default theme to see if all values are defined
for k, v in default_colors.iteritems():
if k not in struct.color_scheme:
struct.color_scheme[k] = v
f.close()
def load_gtk_theme(struct, path, inipath, default_colors):
theme = ConfigParser()
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_gtk_scheme = {}
for k, v in chain(theme.items('syntax'), theme.items('interface')):
if theme.has_option('syntax', k):
struct.color_gtk_scheme[k] = theme.get('syntax', k)
else:
struct.color_gtk_scheme[k] = theme.get('interface', k)
# Check against default theme to see if all values are defined
for k, v in default_colors.iteritems():
if k not in struct.color_gtk_scheme:
struct.color_gtk_scheme[k] = v
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:
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()
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