#!/usr/bin/python3
import glob
import http.server
import mistune
import os
import pathlib
import puzzles
import socketserver
try:
from http.server import HTTPStatus
except ImportError:
class HTTPStatus:
NOT_FOUND = 404
OK = 200
def page(title, body):
return """
{}
{}
""".format(title, body)
def mdpage(body):
try:
title, _ = body.split('\n', 1)
except ValueError:
title = "Result"
title = title.lstrip("#")
title = title.strip()
return page(title, mistune.markdown(body))
class ThreadingServer(socketserver.ThreadingMixIn, http.server.HTTPServer):
pass
class MothHandler(http.server.CGIHTTPRequestHandler):
def do_GET(self):
if self.path == "/":
self.serve_front()
elif self.path.startswith("/puzzles"):
self.serve_puzzles()
elif self.path.startswith("/files"):
self.serve_file()
else:
self.send_error(HTTPStatus.NOT_FOUND, "File not found")
def translate_path(self, path):
if path.startswith('/files'):
path = path[7:]
return super().translate_path(path)
def serve_front(self):
page = """
MOTH Development Server Front Page
====================
Yo, it's the front page.
There's stuff you can do here:
* [Available puzzles](/puzzles)
* [Raw filesystem view](/files/)
* [Documentation](/files/doc/)
* [Instructions](/files/doc/devel-server.md) for using this server
If you use this development server to run a contest,
you are a fool.
"""
self.serve_md(page)
def serve_puzzles(self):
body = []
path = self.path.rstrip('/')
parts = path.split("/")
if len(parts) < 3:
# List all categories
body.append("# Puzzle Categories")
for i in glob.glob(os.path.join("puzzles", "*", "")):
body.append("* [{}](/{})".format(i, i))
elif len(parts) == 3:
# List all point values in a category
body.append("# Puzzles in category `{}`".format(parts[2]))
puzz = []
for i in glob.glob(os.path.join("puzzles", parts[2], "*.moth")):
base = os.path.basename(i)
root, _ = os.path.splitext(base)
points = int(root)
puzz.append(points)
for puzzle in sorted(puzz):
body.append("* [puzzles/{cat}/{points}](/puzzles/{cat}/{points}/)".format(cat=parts[2], points=puzzle))
elif len(parts) == 4:
body.append("# {} puzzle {}".format(parts[2], parts[3]))
with open("puzzles/{}/{}.moth".format(parts[2], parts[3])) as f:
p = puzzles.Puzzle(f)
body.append("* Author: `{}`".format(p.fields.get("author")))
body.append("* Summary: `{}`".format(p.fields.get("summary")))
body.append('')
body.append("## Body")
body.append(p.body)
body.append("## Answers:")
for a in p.answers:
body.append("* `{}`".format(a))
body.append("")
else:
body.append("# Not Implemented Yet")
self.serve_md('\n'.join(body))
def serve_file(self):
if self.path.endswith(".md"):
self.serve_md()
else:
super().do_GET()
def serve_md(self, text=None):
fspathstr = self.translate_path(self.path)
fspath = pathlib.Path(fspathstr)
if not text:
try:
text = fspath.read_text()
except OSError:
self.send_error(HTTPStatus.NOT_FOUND, "File not found")
return None
content = mdpage(text)
self.send_response(http.server.HTTPStatus.OK)
self.send_header("Content-type", "text/html; encoding=utf-8")
self.send_header("Content-Length", len(content))
try:
fs = fspath.stat()
self.send_header("Last-Modified", self.date_time_string(fs.st_mtime))
except:
pass
self.end_headers()
self.wfile.write(content.encode('utf-8'))
def run(address=('', 8080)):
httpd = ThreadingServer(address, MothHandler)
print("=== Listening on http://{}:{}/".format(address[0] or "localhost", address[1]))
httpd.serve_forever()
if __name__ == '__main__':
run()