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#!/usr/bin/env python3
"""
mkrfd
Utility to generate plain text Request for Discussions files from simple
markup.
Copyright (C) 2022 Andrew Yu <andrew@andrewyu.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/>.
"""
from sys import *
import yaml
from pprint import pprint # For debugging
# Constants that should stay constant across the program
PAGEBREAK = "\f" # Form feed, sometimes denoted as Control-L
WIDTH = 72
# Variables that actually change while running
page_counter = 1
section_counter = 1
section_counting = True
this_page_line_counter = 0
output_queue = []
def output(string):
output_queue.append("string")
r = 0
for i in range(len(string)):
if (string == "\n"):
r += 1
return r
preamble = ""
while True:
l = stdin.readline()
if l == "":
print(
"mkrfd: Unexpected EOF when expecting the preamble to end (---).",
file=stderr,
)
exit(1)
elif l.startswith("---"):
break
else:
preamble += l
del l
configuration = yaml.safe_load(preamble)
del preamble
stdout.write(
(int(0.5 * (WIDTH - len(configuration["title"])))) * " "
+ configuration["title"]
+ "\n"
)
stdout.write("\n")
while True:
l = stdin.readline()
if l == "":
exit(0)
else:
if l.startswith("\\"): # This string is a single backslash
if l.startswith("\\\\"):
l = l[1:]
elif l.startswith("\\frontmatter"):
section_counting = False
toc_recording = True
continue
elif l.startswith("\\mainmatter"):
toc_recording = True
continue
else:
print("mkrfd: Undefined control sequence: " + l + ".", file=stderr)
exit(2)
del l
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