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#!/usr/bin/env python3
# Copyright (C) 2022 Denis 'GNUtoo' Carikli <GNUtoo@cyberdimension.org>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
import copy
import re
class TextSection(object):
def __init__(self, name, start=None, end=None):
self.name = name
self.start = start
self.end = end
self.distros = []
def set_start(self, start):
self.start = start
def set_end(self, end):
self.end = end
def get_start(self):
return self.start
def get_end(self):
return self.end
def get_distros(self):
return self.distros
def set_distros(self, distros):
self.distros = distros
def __str__(self):
return "{} section: start={} end={} distros={}".format(
self.name,
self.start,
self.end,
self.distros)
def __repr__(self):
return self.__str__()
class Parser(object):
def __init__(self):
self._file_path = 'src/mkosi-11/mkosi.md'
self._d_arg_section = TextSection("d_arg")
self._file_section = TextSection("file")
self._stock_distros = []
self._distros = []
self.text = ""
self._sections = []
self._parse_d_arg_section()
self._parse_file_section()
def _parse_d_arg_section(self):
r = ""
before = ": The distribution to install in the image. Takes one of the following arguments:".split(" ")
i = 1
for e in before:
r += '.*'
r += re.escape(e)
if i != len(before):
r += '.*(\n)?'
i += 1
r += '(?P<distros>.*)'
f = open(self._file_path, 'r')
self.text = f.read(-1)
results = re.search(r, self.text, re.MULTILINE)
start = results.start('distros')
results = re.search(re.escape('.'), self.text[start:])
end = results.start(0)
self._d_arg_section.set_start(start)
self._d_arg_section.set_end(start + end)
self._sections.append(self._d_arg_section)
if len(self._sections) > 1:
self._sections.sort(key=lambda item: item.start)
distros = self.text[start:start + end]
distros = distros.replace('\n', '')
distros = distros.replace('`', '')
distros = distros.replace(' ', '')
self._d_arg_section.set_distros(distros.split(','))
self._distros.extend(self._d_arg_section.get_distros())
if len(self._stock_distros) == 0:
self._stock_distros = copy.copy(self._d_arg_section.get_distros())
else:
for distro in self._d_arg_section.get_distros():
if distro not in self._stock_distros:
self._stock_distros.append(distro)
self._stock_distros.sort()
f.close()
def _parse_file_section(self):
r = ""
before = "For example, it may specify the distribution to use (".split(" ")
i = 1
for e in before:
r += '.*'
r += re.escape(e)
if i != len(before):
r += '.*(\n)?'
i += 1
r += '(?P<distros>.*)'
results = re.search(r, self.text, re.MULTILINE)
start = results.start('distros')
results = re.search(re.escape(')'), self.text[start:])
end = results.start(0)
self._file_section.set_start(start)
self._file_section.set_end(start + end)
self._sections.append(self._file_section)
if len(self._sections) > 1:
self._sections.sort(key=lambda item: item.start)
distros = self.text[start:start + end]
distros = distros.replace('\n', '')
distros = distros.replace('`', '')
distros = distros.replace(' ', '')
self._file_section.set_distros(distros.split(','))
def list_distros(self):
return self._distros
def remove_distros(self, distros=None):
if distros == None:
self._distros = []
elif type(distros) == type([]):
for distro in distros:
self._distros.remove(distro)
else:
self._distros.remove(distros)
def add_distros(self, new_distros):
if type(new_distros) == type([]):
for new_distro in new_distros:
if new_distro not in self._distros:
self._distros.append(new_distro)
else:
if distros not in self._distros:
self._distros.append(new_distros)
def check(self):
from sh import grep
for distro in self._stock_distros:
try:
output = grep(distro, self._file_path)
except:
print("[ OK ] {}: {}".format(distro, self._file_path))
else:
print("[ !! ] {}: {}".format(distro, self._file_path))
print(output)
def __str__(self):
debug = False
if debug:
for section in self._sections:
print(section)
i = 0
for section in self._sections:
if i == 0:
new_text = self.text[:section.get_start()]
if debug:
print("{} section: i == 0: self.text[:section.get_start()={}]".format(
section.name,
section.get_start()))
j = 0
for distro in self._distros:
if j == 0:
new_text += " "
new_text += "`{}`".format(distro)
if j != len(self._distros) - 1:
new_text += ', '
if debug:
print("{} section: distro={}".format(
section.name,
distro))
j += 1
if i == (len( self._sections) -1 ):
new_text += self.text[section.get_end():]
if debug:
print("{} section: self.text[section.get_end()={}:]".format(
section.name,
section.get_end()))
else:
new_text += self.text[section.get_end():self._sections[i+1].get_start()]
if debug:
print("{} section: self.text[section.get_end()={}:self._sections[i+1].get_start()={}]".format(
section.name,
section.get_end(),
self._sections[i+1].get_start()))
i += 1
if new_text[-1] == '\n':
return new_text[:-1]
return new_text
def __repr__(self):
return self.__str(self)
def replace(self):
f = open(self._file_path, 'w')
f.write(self.__str__())
f.close()
parser = Parser()
parser.remove_distros()
parser.add_distros(['parabola'])
parser.replace()
parser.check()
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