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#!/usr/bin/env python3
# vim: set fileencoding=utf8 :
"""
Highlight elan source file
"""
if __name__ == '__main__':
import sys, os, shutil
from pygments import highlight
from pygments.lexers import get_lexer_by_name
from pygments.formatters import HtmlFormatter
from jinja2 import Template
tpl = Template("""<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes">
<link rel="stylesheet" href="/style.min.css" type="text/css" />
<title>{{ path }}</title>
<style>
body {
max-width: none;
}
</style>
</head>
<body>
<h1>{{ path }}</h1>
<p><a href="{{ rawfile }}">Raw file</a><br><a href="{{ index }}">Back to index</a></p>
{{ code|safe }}
</body></html>""")
destdir = '_build'
f = sys.argv[1]
basedir = os.path.dirname (f)
basedestdir = os.path.join (destdir, basedir)
os.makedirs (basedestdir, exist_ok=True)
shutil.copy (f, os.path.join (destdir, f))
destf = os.path.join (destdir, f + '.html')
try:
with open (f, 'r') as srcfd:
code = srcfd.read ()
except UnicodeDecodeError as e:
# that’s expected for data files
print ('skipping', f, e)
sys.exit (0)
print (f)
lexer = get_lexer_by_name("elan", stripall=True)
formatter = HtmlFormatter (linenos=True, lineanchors='line', anchorlinenos=True)
with open (destf, 'w') as destfd:
tpl.stream(code=highlight(code, lexer, formatter), path=f, rawfile=os.path.basename (f), index=os.path.relpath ('.', os.path.dirname (f))).dump (destfd)
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