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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))
d>2021-09-23Scroll by single lines in xtermJune McEnroe 2021-09-23Hide htop "function bar"June McEnroe Useless thing... 2021-09-23Allow FocusEvents in xtermJune McEnroe Oops! This whole time I thought OpenBSD xterm for some reason didn't support focus events. It turns out allowMouseOps: false disables them by default. Replace the disallowedMouseOps list with everything but. 2021-09-23Use NI_NUMERICSERVJune McEnroe 2021-09-23Make up build away from FreeBSDJune McEnroe 2021-09-23Add quickJune McEnroe 2021-09-23Add The HobbitJune McEnroe Surprisingly good for something written by a man like a hundred years ago! 2021-09-22Remove PSF fontsJune McEnroe They were fun to make but I never actually used them. 2021-09-22Remove Linux-specific utilitiesJune McEnroe I haven't used these in ages. 2021-09-22Call sandbox in CGI modeJune McEnroe Otherwise upload won't actually work. 2021-09-22Support HTTP PUT in upJune McEnroe For use by Palaver[1]. Unfortunately, at least in the current App Store version of Palaver, this doesn't work correctly with basic auth. [1]: https://palaverapp.com/guides/commands/set.html#ui-image_service 2021-09-22Remove default faviconJune McEnroe I hate these things and also this one sucks. 2021-09-21Use Z_FILTERED strategyJune McEnroe 2021-09-21Recalculate various lengths only as neededJune McEnroe This actually speeds things up quite a bit, saving roughly a second on a big PNG screenshot. Almost all the remaining time is spent in deflate. 2021-09-21Rewrite pngo, add explicit optionsJune McEnroe Interesting to see how my code habits have changed. 2021-09-16Fix /* **/ comment matchingJune McEnroe 2021-09-15Remove typer, add downgrade to READMEJune McEnroe 2021-09-15Set bot mode on downgradeJune McEnroe 2021-09-15Enter capsicum in downgradeJune McEnroe 2021-09-15Factor out common parts of downgrade messagesJune McEnroe Also bump the message cap to 1024 because that is ostensibly useful for replying to older messages. 2021-09-14Add downgrade IRC botJune McEnroe 2021-09-14Sort by title if authors matchJune McEnroe There are probably better things to sort by but title definitely always exists. 2021-09-13Swap-remove tags as they're foundJune McEnroe This makes it even faster. From ~1s on a sqlite3.c amalgamation to ~0.85s. 2021-09-12Replace htagml regex with strncmpJune McEnroe Since ctags only ever produces regular expressions of the form /^re$/ or /^re/ with no other special characters, instead unescape the pattern and simply use strncmp. Running on a sqlite3.c amalgamation, the regex version takes ~37s while the strncmp version takes ~1s, producing identical output. Big win! 2021-09-11Also defer printing comment for lone close-parensJune McEnroe 2021-09-10Publish "git-comment"June McEnroe 2021-09-10Add git comment --pretty optionJune McEnroe 2021-09-08Defer printing comment if line is blank or closing braceJune McEnroe This fixes badly indented comments. 2021-09-08Up default min-repeat to 30 linesJune McEnroe 2021-09-08Handle dirty lines in git-commentJune McEnroe 2021-09-08Document and install git-commentJune McEnroe 2021-09-08Add repeat and all options to git-commentJune McEnroe 2021-09-08Add group threshold to git-commentJune McEnroe