2017-01-05 16:50:41 -07:00
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#!/usr/bin/env python3
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import argparse
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import binascii
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import hashlib
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import io
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import json
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import logging
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import moth
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import os
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import shutil
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import tempfile
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import zipfile
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2018-07-13 16:35:35 -06:00
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SEEDFN = "SEED"
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2017-01-05 16:50:41 -07:00
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def write_kv_pairs(ziphandle, filename, kv):
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""" Write out a sorted map to file
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:param ziphandle: a zipfile object
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:param filename: The filename to write within the zipfile object
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:param kv: the map to write out
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:return:
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"""
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filehandle = io.StringIO()
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for key in sorted(kv.keys()):
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2018-07-13 16:51:49 -06:00
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if isinstance(kv[key], list):
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2017-01-05 16:50:41 -07:00
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for val in kv[key]:
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2017-01-23 09:35:38 -07:00
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filehandle.write("%s %s\n" % (key, val))
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2017-01-05 16:50:41 -07:00
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else:
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2017-01-23 09:35:38 -07:00
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filehandle.write("%s %s\n" % (key, kv[key]))
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2017-01-05 16:50:41 -07:00
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filehandle.seek(0)
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ziphandle.writestr(filename, filehandle.read())
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2018-07-13 16:35:35 -06:00
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2017-01-19 16:50:21 -07:00
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def escape(s):
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return s.replace('&', '&').replace('<', '<').replace('>', '>')
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2018-07-13 16:35:35 -06:00
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2017-01-30 12:13:02 -07:00
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def generate_html(ziphandle, puzzle, puzzledir, category, points, authors, files):
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2017-01-19 16:50:21 -07:00
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html_content = io.StringIO()
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file_content = io.StringIO()
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if files:
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file_content.write(
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''' <section id="files">
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<h2>Associated files:</h2>
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<ul>
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''')
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for fn in files:
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file_content.write(' <li><a href="{fn}">{efn}</a></li>\n'.format(fn=fn, efn=escape(fn)))
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file_content.write(
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''' </ul>
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</section>
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''')
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2017-10-23 10:01:11 -06:00
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scripts = ['<script src="{}"></script>'.format(s) for s in puzzle.scripts]
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2018-07-13 16:35:35 -06:00
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2017-01-19 16:50:21 -07:00
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html_content.write(
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'''<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width">
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<title>{category} {points}</title>
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<link rel="stylesheet" href="../../style.css">
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2017-10-23 10:01:11 -06:00
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{scripts}
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2017-01-19 16:50:21 -07:00
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</head>
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<body>
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<h1>{category} for {points} points</h1>
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<section id="readme">
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{body} </section>
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{file_content} <section id="form">
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<form id="puzzler" action="../../cgi-bin/puzzler.cgi" method="get" accept-charset="utf-8" autocomplete="off">
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<input type="hidden" name="c" value="{category}">
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<input type="hidden" name="p" value="{points}">
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<div>Team hash:<input name="t" size="8"></div>
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2017-10-30 12:16:23 -06:00
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<div>Answer:<input name="a" id="answer" size="20"></div>
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2017-01-19 16:50:21 -07:00
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<input type="submit" value="submit">
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</form>
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</section>
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2017-01-30 12:13:02 -07:00
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<address>Puzzle by <span class="authors" data-handle="{authors}">{authors}</span></address>
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2017-01-19 16:50:21 -07:00
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</body>
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2017-10-23 10:01:11 -06:00
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</html>'''.format(
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2017-10-25 12:41:16 -06:00
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category=category,
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points=points,
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body=puzzle.html_body(),
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file_content=file_content.getvalue(),
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authors=', '.join(authors),
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scripts='\n'.join(scripts),
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2018-07-13 16:35:35 -06:00
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)
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2017-10-23 10:01:11 -06:00
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)
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2017-01-19 16:50:21 -07:00
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ziphandle.writestr(os.path.join(puzzledir, 'index.html'), html_content.getvalue())
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2017-01-05 16:50:41 -07:00
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2018-07-13 16:35:35 -06:00
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2017-01-05 16:50:41 -07:00
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def build_category(categorydir, outdir):
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category_seed = binascii.b2a_hex(os.urandom(20))
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categoryname = os.path.basename(categorydir.strip(os.sep))
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zipfilename = os.path.join(outdir, "%s.zip" % categoryname)
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logging.info("Building {} from {}".format(zipfilename, categorydir))
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if os.path.exists(zipfilename):
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# open and gather some state
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existing = zipfile.ZipFile(zipfilename, 'r')
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try:
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2018-07-13 16:35:35 -06:00
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category_seed = existing.open(SEEDFN).read().strip()
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except Exception:
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2017-01-05 16:50:41 -07:00
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pass
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existing.close()
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logging.debug("Using PRNG seed {}".format(category_seed))
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2018-05-11 17:00:55 -06:00
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zipfileraw = tempfile.NamedTemporaryFile(delete=False)
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2018-07-13 16:35:35 -06:00
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mothball = package(categoryname, categorydir, category_seed)
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2018-05-11 17:00:55 -06:00
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shutil.copyfileobj(mothball, zipfileraw)
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zipfileraw.close()
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shutil.move(zipfileraw.name, zipfilename)
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# Returns a file-like object containing the contents of the new zip file
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def package(categoryname, categorydir, seed):
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zfraw = io.BytesIO()
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zf = zipfile.ZipFile(zfraw, 'x')
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zf.writestr("category_seed.txt", seed)
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2017-01-05 16:50:41 -07:00
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2018-05-11 17:00:55 -06:00
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cat = moth.Category(categorydir, seed)
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2017-01-05 16:50:41 -07:00
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mapping = {}
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answers = {}
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summary = {}
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for puzzle in cat:
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logging.info("Processing point value {}".format(puzzle.points))
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2018-07-13 16:35:35 -06:00
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hashmap = hashlib.sha1(seed)
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2017-01-05 16:50:41 -07:00
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hashmap.update(str(puzzle.points).encode('utf-8'))
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puzzlehash = hashmap.hexdigest()
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2018-07-13 16:35:35 -06:00
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2017-01-05 16:50:41 -07:00
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mapping[puzzle.points] = puzzlehash
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answers[puzzle.points] = puzzle.answers
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summary[puzzle.points] = puzzle.summary
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puzzledir = os.path.join('content', puzzlehash)
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files = []
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for fn, f in puzzle.files.items():
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if f.visible:
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files.append(fn)
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payload = f.stream.read()
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zf.writestr(os.path.join(puzzledir, fn), payload)
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puzzledict = {
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2017-01-30 12:13:02 -07:00
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'authors': puzzle.authors,
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2017-01-05 16:50:41 -07:00
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'hashes': puzzle.hashes(),
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'files': files,
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'body': puzzle.html_body(),
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}
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puzzlejson = json.dumps(puzzledict)
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zf.writestr(os.path.join(puzzledir, 'puzzle.json'), puzzlejson)
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2017-01-30 12:13:02 -07:00
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generate_html(zf, puzzle, puzzledir, categoryname, puzzle.points, puzzle.get_authors(), files)
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2017-01-05 16:50:41 -07:00
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write_kv_pairs(zf, 'map.txt', mapping)
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write_kv_pairs(zf, 'answers.txt', answers)
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write_kv_pairs(zf, 'summaries.txt', summary)
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# clean up
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zf.close()
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2018-05-11 17:00:55 -06:00
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zfraw.seek(0)
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return zfraw
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2018-07-13 16:35:35 -06:00
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2017-10-23 10:01:11 -06:00
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if __name__ == '__main__':
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2017-01-05 16:50:41 -07:00
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parser = argparse.ArgumentParser(description='Build a category package')
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parser.add_argument('outdir', help='Output directory')
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2017-09-11 09:42:55 -06:00
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parser.add_argument('categorydirs', nargs='+', help='Directory of category source')
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2017-01-05 16:50:41 -07:00
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args = parser.parse_args()
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logging.basicConfig(level=logging.DEBUG)
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for categorydir in args.categorydirs:
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build_category(categorydir, args.outdir)
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