mirror of https://github.com/dirtbags/moth.git
153 lines
4.3 KiB
Python
Executable File
153 lines
4.3 KiB
Python
Executable File
#!/usr/bin/env python3
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import argparse
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import base64
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import glob
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import hashlib
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import hmac
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import io
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import json
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import os
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import markdown
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import random
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import zipfile
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messageChars = b'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'
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def djb2hash(buf):
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h = 5381
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for c in buf:
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h = ((h * 33) + c) & 0xffffffff
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return h
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def write_kv_pairs(ziphandle, filename, kv):
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filehandle = io.StringIO()
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for key in sorted(kv.keys()):
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if type(kv[key]) == type([]):
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for val in kv[key]:
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filehandle.write("%s: %s%s" % (key, val, os.linesep))
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else:
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filehandle.write("%s: %s%s" % (key, kv[key], os.linesep))
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filehandle.seek(0)
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ziphandle.writestr(filename, filehandle.read())
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class Puzzle:
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def __init__(self, stream):
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self.message = bytes(random.choice(messageChars) for i in range(20))
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self.fields = {}
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self.answers = []
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self.hashes = []
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body = []
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header = True
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for line in stream:
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if header:
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line = line.strip()
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if not line.strip():
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header = False
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continue
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key, val = line.split(':', 1)
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key = key.lower()
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val = val.strip()
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self._add_field(key, val)
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else:
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body.append(line)
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self.body = ''.join(body)
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def _add_field(self, key, val):
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if key == 'answer':
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h = djb2hash(val.encode('utf8'))
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self.answers.append(val)
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self.hashes.append(h)
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else:
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self.fields[key] = val
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def publish(self):
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obj = {
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'author': self.fields['author'],
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'hashes': self.hashes,
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'body': markdown.markdown(self.body),
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}
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return obj
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def secrets(self):
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obj = {
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'answers': self.answers,
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'summary': self.fields['summary'],
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}
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return obj
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parser = argparse.ArgumentParser(description='Build a puzzle category')
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parser.add_argument('seed', help='contest seed')
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parser.add_argument('puzzledir', nargs='+', help='Directory of puzzle source')
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parser.add_argument('outdir', help='Output directory')
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args = parser.parse_args()
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for puzzledir in args.puzzledir:
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puzzles = {}
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secrets = {}
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categoryname = os.path.basename(puzzledir.strip(os.sep))
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# build puzzle seed
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puzzle_seed = hashlib.new('sha1')
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puzzle_seed.update(categoryname.encode('utf-8'))
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puzzle_seed.update(args.seed.encode('utf-8'))
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puzzle_seed = puzzle_seed.hexdigest()
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# create zipfile
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zipfilename = os.path.join(args.outdir, "%s.zip" % categoryname)
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if os.path.exists(zipfilename):
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# assume blank state for now
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pass
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# # open and gather some state
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# zf = zipfile.ZipFile(zipfilename, 'a')
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else:
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# create and read in state
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zf = zipfile.ZipFile(zipfilename, 'w')
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# read in puzzle details (will be pflarr in future)
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for puzzlePath in glob.glob(os.path.join(puzzledir, "*.moth")):
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filename = os.path.basename(puzzlePath)
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points, ext = os.path.splitext(filename)
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points = int(points)
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puzzle = Puzzle(open(puzzlePath))
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puzzles[points] = puzzle
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# build mapping, answers, and summary
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mapping = {}
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answers = {}
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summary = {}
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for points in sorted(puzzles):
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puzzle = puzzles[points]
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print(args.seed)
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print(categoryname)
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print(points)
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hashmap = hashlib.sha1(args.seed.encode('utf-8'))
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hashmap.update(categoryname.encode('utf-8'))
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hashmap.update(str(points).encode('utf-8'))
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mapping[points] = hashmap.hexdigest()
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answers[points] = puzzle.answers
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summary[points] = puzzle.fields['summary']
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# write mapping, answers, and summary
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write_kv_pairs(zf, os.path.join(categoryname, 'map.txt'), mapping)
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write_kv_pairs(zf, os.path.join(categoryname, 'answers.txt'), answers)
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write_kv_pairs(zf, os.path.join(categoryname, 'summary.txt'), summary)
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# write out puzzles
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for points in sorted(puzzles):
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puzzle = puzzles[points]
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puzzledir = os.path.join(categoryname, "content", mapping[points])
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# test write
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write_kv_pairs(zf, os.path.join(puzzledir, 'summary.txt'), summary)
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# build json
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#vim:py
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