def parse(conf_raw):
# remove comments
conf_raw = re.sub(r" *#.*?(\n|$)", "", conf_raw)
# trim spaces and tabs
conf_raw = re.sub(r"(?<=\n)( |\t)*|( |\t)*(?=\n)", "", conf_raw)
# remove empty lines (start|middle|end)
conf_raw = re.sub(r"^\n+|(?<=\n)\n+|\n+$", "", conf_raw)
# split by lines
conf_lines = conf_raw.split("\n")
# prepare dict
conf_dict = {
'FLAGS':[],
'ROOT':[],
'NOCOPY':[],
'NOREMOVE':[],
'PATHS':[]
}
# define option variables
opt_name = None
opt_pair = None
# parse into dict
for conf_line in conf_lines:
# check for an [option header]
opt_match = re.search("(?<=\[).*?(?=\])", conf_line)
if opt_match: # add new option
opt_name = opt_match.group(0)
# check for default option, else is path pair
opt_pair = opt_name not in conf_dict
if opt_pair:
# parse path pair into list
opt_pair = parse_dir_pattern(opt_name)
elif opt_name: # add to current option
if opt_pair:
file_pair = parse_file_pattern(conf_line)
for n in [0,1]:
file_pair[n] = add_root_path(file_pair[n], opt_pair[n])
conf_dict['PATHS'].append(file_pair)
else:
if opt_name == 'ROOT': var = format_dir_path(conf_line)
elif opt_name == 'FLAGS': var = conf_line
else: var = format_file_path(conf_line)
conf_dict[opt_name].append(var)
# set each flag if it wasn't passed from cli
for name in conf_dict['FLAGS']:
if ARG.get(name) == None:
ARG.set(name, True)
return conf_dict['ROOT'], conf_dict['PATHS'], conf_dict['NOCOPY'], conf_dict['NOREMOVE']
def cli_init():
global ARG;
ARG.description('Berthes')
ARG.add('COPY', opt='cp', help='copy to backup dirs')
ARG.add('ASKCOPY', opt='acp', help='ask for each copy')
ARG.add('CLEAN', opt='cl', help='clean backup dirs')
ARG.add('ASKREMOVE', opt='arm', help='ask for each remove')
ARG.add('DRYRUN', opt='dr', help='perform a dry run')
ARG.add('VERBOSE', opt='v', help='be verbose')
ARG.parser.add_argument('-conf', metavar='conf_path', help='path to config file')
ARG.parse()
