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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# Copyright (C) 2026 Étienne Loks <etienne.loks at iggdrasil dot net>
# 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 <http://www.gnu.org/licenses/>.
# See the file COPYING for details.
import re
import sys
def int_to_superscript(s):
return ''.join(dict(zip("0123456789", "⁰¹²³⁴⁵⁶⁷⁸⁹")).get(c, c) for c in s)
def convert_title(s):
r = re.compile(r"^{{{([^}]*)}}}")
return r.sub(r"### \1\n", s)
def convert_bold(s):
r = re.compile(r"{{([^}]*)}}")
return r.sub(r"**\1**", s)
def convert_italic(s):
r = re.compile(r"{([^}]*)}")
return r.sub(r"*\1*", s)
def convert_list4(s):
r = re.compile(r"^\-\*\*\*\*")
return r.sub(r" -", s)
def convert_list3(s):
r = re.compile(r"^\-\*\*\*")
return r.sub(r" -", s)
def convert_list2(s):
r = re.compile(r"^\-\*\*")
return r.sub(r" -", s)
def convert_list1(s):
r = re.compile(r"^\-\*")
return r.sub(r"-", s)
def convert_list_num(s):
r = re.compile(r"^\-\#")
return r.sub(r"1.", s)
def convert_link(s):
r = re.compile(r"\[([^-]*[^ ]+)[ ]*\->(.*)\]")
return r.sub(r"[\1](\2)", s)
def convert_superscript(s):
r = re.compile(r"\[\[(\d+)\]\]")
return r.sub(lambda x: int_to_superscript(x.group(1)), s)
def convert_quote(s):
r = re.compile(r"<quote>([^<]+)</quote>")
return r.sub(r"> \1\n", s)
def spip_to_markdown(s):
# do not modify the modifiers order
modifiers = [convert_title, convert_bold, convert_italic,
convert_list4, convert_list3, convert_list2,
convert_list1, convert_list_num, convert_link,
convert_superscript, convert_quote]
res = []
for line in s.split("\n"):
for modifier in modifiers:
line = modifier(line)
res.append(line)
return "\n".join(res)
TEST = """
{{{Titre}}}
{{{Titre32}}}
{{Gras}} {{Gras 2}}
{Italique}
-* liste 1
-** liste niveau2
-*** liste niveau3
-**** liste niveau4
-# liste numerotée 1
-# liste numerotée 2
[Lien web ->https://ishtar-archeo.net/]
élément[[12]] # exposant 12
<quote>Citation</quote>
"""
RES = """
### Titre
### Titre32
**Gras** **Gras 2**
*Italique*
- liste 1
- liste niveau2
- liste niveau3
- liste niveau4
1. liste numerotée 1
1. liste numerotée 2
[Lien web](https://ishtar-archeo.net/)
élément¹² # exposant 12
> Citation
"""
if __name__ == '__main__':
# test
if len(sys.argv) < 2:
res = spip_to_markdown(TEST)
if res == RES:
sys.stdout.write("* Test OK\n")
else:
sys.stdout.write("* Test NOK\n")
sys.exit(0)
with open(sys.argv[1], "r") as s:
sys.stdout.write(spip_to_markdown(s))
sys.exit(0)
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