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path: root/filters/syntax-highlighting.py
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#!/usr/bin/env python3

# This script uses Pygments and Python3. You must have both installed
# for this to work.
#
# http://pygments.org/
# http://python.org/
#
# It may be used with the source-filter or repo.source-filter settings
# in cgitrc.
#
# The following environment variables can be used to retrieve the
# configuration of the repository for which this script is called:
# CGIT_REPO_URL        ( = repo.url       setting )
# CGIT_REPO_NAME       ( = repo.name      setting )
# CGIT_REPO_PATH       ( = repo.path      setting )
# CGIT_REPO_OWNER      ( = repo.owner     setting )
# CGIT_REPO_DEFBRANCH  ( = repo.defbranch setting )
# CGIT_REPO_SECTION    ( = section        setting )
# CGIT_REPO_CLONE_URL  ( = repo.clone-url setting )


import sys
import io
from pygments import highlight
from pygments.util import ClassNotFound
from pygments.lexers import TextLexer
from pygments.lexers import guess_lexer
from pygments.lexers import guess_lexer_for_filename
from pygments.formatters import HtmlFormatter


sys.stdin = io.TextIOWrapper(sys.stdin.buffer, encoding='utf-8', errors='replace')
sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding='utf-8', errors='replace')
data = sys.stdin.read()
filename = sys.argv[1]
formatter = HtmlFormatter(style='pastie', nobackground=True)

try:
	lexer = guess_lexer_for_filename(filename, data)
except ClassNotFound:
	# check if there is any shebang
	if data[0:2] == '#!':
		lexer = guess_lexer(data)
	else:
		lexer = TextLexer()
except TypeError:
	lexer = TextLexer()

# highlight! :-)
# printout pygments' css definitions as well
sys.stdout.write('<style>')
sys.stdout.write(formatter.get_style_defs('.highlight'))
sys.stdout.write('</style>')
sys.stdout.write(highlight(data, lexer, formatter, outfile=None))
ate edit buffers for each IDJune McEnroe 2022-02-20Make sure new cap is actually larger than new lengthJune McEnroe 2022-02-20Remove unused mbs.len field from struct EditJune McEnroe 2022-02-19Remove unneeded includes in ui.cJune McEnroe 2022-02-19Reimplement tab completeJune McEnroe 2022-02-19Handle errors from editFn, etc.June McEnroe 2022-02-19Reimplement text macrosJune McEnroe 2022-02-19Factor out input handling to input.cJune McEnroe 2022-02-19Factor out window management to window.cJune McEnroe 2022-02-19Enable -Wmissing-prototypesJune McEnroe 2022-02-19Fix edit.[ch] license notice additional permissionsJune McEnroe 2022-02-19Run line editing testsJune McEnroe 2022-02-18Implement new line editing "library"June McEnroe 2022-02-18Simplify cursor positioning in inputJune McEnroe 2022-02-18Fix M-f orderingJune McEnroe 2022-02-12Move sandman build to scripts/MakefileJune McEnroe 2022-02-12Use compat_readpassphrase.c on LinuxJune McEnroe 2022-02-12Copy RPP defines from oconfigureJune McEnroe