initial commit
This commit is contained in:
Walter Oggioni
22
LICENSE.md
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22
LICENSE.md
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Copyright 2018 Walter Oggioni
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Permission is hereby granted, free of charge, to any person
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obtaining a copy of this software and associated documentation
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files (the "Software"), to deal in the Software without
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restriction, including without limitation the rights to use,
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copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the
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Software is furnished to do so, subject to the following
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conditions:
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The above copyright notice and this permission notice shall be
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included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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OTHER DEALINGS IN THE SOFTWARE.
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156
md2html/md2html.py
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md2html/md2html.py
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#!/usr/bin/env python3
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import argparse
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import sys
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import markdown
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from os.path import basename, dirname
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import json
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TEMPLATE = """
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<!DOCTYPE html>
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<html>
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<head>
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<link href="http://netdna.bootstrapcdn.com/twitter-bootstrap/2.3.0/css/bootstrap-combined.min.css" rel="stylesheet">
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<style>
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body {{
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font-family: sans-serif;
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}}
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code, pre {{
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font-family: monospace;
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}}
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h1 code,
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h2 code,
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h3 code,
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h4 code,
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h5 code,
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h6 code {{
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font-size: inherit;
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}}
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</style>
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</head>
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<body>
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<script type=\"text/javascript\">
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let eventSource = new EventSource("/stream");
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eventSource.addEventListener('reload', function(e) {{
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window.location.reload(true);
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}});
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</script>
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<div class="container">
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{content}
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</div>
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</body>
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</html>
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"""
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class ServerSentEvent(object):
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def __init__(self, id=None, event=None, data=None, retry=1000):
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self.id = id
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self.event = event
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self.data = json.dumps(data)
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self.retry = retry
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def encode(self):
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if not self.data:
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return ""
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lines = [f"{key}: {value}" for key, value in vars(self).items() if value]
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return "%s\n\n" % "\n".join(lines)
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def parse_args(args=None):
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parser = argparse.ArgumentParser(description='Make a complete, styled HTML document from a Markdown file.')
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parser.add_argument('mdfile', help='File to convert. Defaults to stdin.')
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parser.add_argument('-o', '--out', help='Output file name. Defaults to stdout.')
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parser.add_argument('-r', '--raw', action='store_true',
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help='Just output a raw html fragment, as returned from the markdown module')
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parser.add_argument('-e', '--extensions', nargs='+', default=['extra', 'smarty', 'tables'],
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help='Activate specified markdown extensions (defaults to "extra smarty tables")')
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try:
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import inotify
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import flask
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import gevent
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import signal
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parser.add_argument('-w', '--watch', action='store_true',
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help='Watch specified source file and rerun the compilation for every time it changes')
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parser.add_argument('-p', '--port', default=5000, type=int,
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help='Specify http server port (defaults to 5000)')
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parser.add_argument('-i', '--interface', default='',
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help='Specify http server listen interface (defaults to localhost)')
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except ImportError:
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pass
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return parser.parse_args(args)
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def compile_html(mdfile=None, extensions=None, raw=None, **kwargs):
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html = None
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with mdfile and open(mdfile, 'r') or sys.stdin as instream:
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html = markdown.markdown(instream.read(), extensions=extensions, output_format='html5')
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if raw:
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doc = html
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else:
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doc = TEMPLATE.format(**dict(content=html))
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return doc
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def write_html(out=None, **kwargs):
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doc = compile_html(**kwargs)
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with (out and open(out, 'w')) or sys.stdout as outstream:
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outstream.write(doc)
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def main(args=None):
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import signal
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args = parse_args(args)
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exit = False
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def sigint_handler(signum, frame):
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nonlocal exit
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exit = True
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handlers = (sigint_handler, signal.getsignal(signal.SIGINT))
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signal.signal(signal.SIGINT, lambda signum, frame: [handler(signum, frame) for handler in handlers])
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if hasattr(args, 'watch') and args.watch:
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import threading
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from flask import Flask, Response
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from gevent.pywsgi import WSGIServer
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condition_variable = threading.Condition()
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def watch_file():
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import inotify.adapters
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nonlocal condition_variable, exit
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watcher = inotify.adapters.Inotify()
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watcher.add_watch(dirname(args.mdfile))
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target_file = basename(args.mdfile)
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while True:
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if exit:
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break
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for event in watcher.event_gen(yield_nones=True, timeout_s=1):
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if not event:
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continue
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(_, event_type, path, filename) = event
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if filename == target_file and len(set(event_type).intersection(
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{'IN_CREATE', 'IN_MODIFY', 'IN_CLOSE_WRITE'})):
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condition_variable.acquire()
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condition_variable.notify_all()
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condition_variable.release()
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file_watcher = threading.Thread(target=watch_file)
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file_watcher.start()
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app = Flask(__name__)
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@app.route('/')
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def get():
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return Response(compile_html(**vars(args)), mimetype='text/html')
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@app.route("/stream")
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def stream():
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nonlocal condition_variable
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def gen():
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while True:
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condition_variable.acquire()
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condition_variable.wait()
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sse = ServerSentEvent(event='reload')
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return sse.encode()
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return Response(gen(), mimetype="text/event-stream")
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server = WSGIServer((args.interface, args.port), app, environ={'wsgi.multithread': True})
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server.serve_forever()
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else:
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write_html(**vars(args))
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if __name__ == '__main__':
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main()
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40
setup.py
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40
setup.py
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from os.path import join, dirname
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from setuptools import setup, find_packages
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def read(fname):
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return open(join(dirname(__file__), fname)).read()
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config = {
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'name': "md2html",
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'version': "0.1",
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'author': "Walter Oggioni",
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'author_email': "oggioni.walter@gmail.com",
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'description': ("Various development utility scripts"),
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'long_description': '',
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'license': "MIT",
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'keywords': "build",
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'url': "https://github.com/oggio88/md2html",
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'packages': ['md2html'],
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'include_package_data': True,
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'classifiers': [
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'Development Status :: 3 - Alpha',
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'Topic :: Utilities',
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'License :: OSI Approved :: MIT License',
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'Intended Audience :: System Administrators',
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'Intended Audience :: Developers',
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'Environment :: Console',
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'License :: OSI Approved :: MIT License',
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'Programming Language :: Python :: 3',
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],
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'install_requires': [
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'markdown'
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],
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"entry_points": {
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'console_scripts': [
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'md2html=md2html.md2html:main',
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],
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}
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}
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setup(**config)
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