# under the terms of the GNU General Public License as published by the
# Free Software Foundation, version 3.
-
-from argparse import ArgumentParser
-import itertools
-import os.path
-import subprocess
-
-from typing import IO, Iterable
+from typing import Any, Iterable
from bs4 import BeautifulSoup
-from bs4.element import Tag
-import requests
-import requests_cache
-from xdg_base_dirs import xdg_cache_home
-
-
-def command_line_parser() -> ArgumentParser:
- parser = ArgumentParser(prog='paperdoorknob', description='Print glowfic')
- parser.add_argument(
- '--cache_path',
- metavar='PATH',
- help='Where to keep the http cache (instead of %(default)s)',
- default=os.path.join(xdg_cache_home(), "paperdoorknob"))
- parser.add_argument(
- '--out',
- help='The filename stem at which to write output ' +
- '(eg: "%(default)s" produces %(default)s.text, %(default)s.pdf, etc.)',
- default='book')
- parser.add_argument('--pandoc', help='Location of the pandoc executable')
- parser.add_argument(
- '--timeout',
- help='How long to wait for HTTP requests, in seconds',
- default=30)
- parser.add_argument('url', help='URL to retrieve')
- return parser
-
-
-def fetch(url: str, session: requests.Session, timeout: int) -> BeautifulSoup:
- with session.get(url, timeout=timeout) as r:
- r.raise_for_status()
- return BeautifulSoup(r.text, 'html.parser')
-
-
-def clean(html: BeautifulSoup) -> BeautifulSoup:
- for eb in html.find_all("div", class_="post-edit-box"):
- eb.decompose()
- for footer in html.find_all("div", class_="post-footer"):
- footer.decompose()
- return html
-
-
-def replies(html: BeautifulSoup) -> Iterable[Tag]:
- def text() -> Tag:
- body = html.body
- assert body
- text = body.find_next("div", class_="post-post")
- assert isinstance(text, Tag)
- return text
-
- def the_replies() -> Iterable[Tag]:
- rs = html.find_all("div", class_="post-reply")
- assert all(isinstance(r, Tag) for r in rs)
- return rs
-
- return itertools.chain([text()], the_replies())
-
-
-def html_to_tex(pandoc: str, tag: Tag) -> bytes:
- return subprocess.run([pandoc, '--from=html', '--to=latex'],
- input=tag.encode(),
- stdout=subprocess.PIPE,
- check=True).stdout
-
-def process(
- url: str,
- session: requests.Session,
- timeout: int,
- texout: IO[bytes],
- pandoc: str,
-) -> None:
- html = clean(fetch(url, session, timeout))
- for r in replies(html):
- texout.write(html_to_tex(pandoc, r))
+from args import spec_from_commandline_args
+from glowfic import chunkDOMs, flatURL, makeChunk
+from spec import Spec
+
+
+def parse(content: bytes) -> BeautifulSoup:
+ return BeautifulSoup(content, 'html.parser')
+
+
+def ilen(it: Iterable[Any]) -> int:
+ return sum(1 for _ in it)
+
+
+def process(spec: Spec) -> None:
+ spec.texout.write(br'''\documentclass{article}
+\usepackage{booktabs}
+\usepackage{graphicx}
+\usepackage{longtable}
+\usepackage{soul}
+\usepackage{varwidth}
+\usepackage{wrapstuff}
+''')
+ if spec.geometry is not None:
+ spec.texout.write(br'\usepackage[' +
+ spec.geometry.encode('UTF-8') +
+ b']{geometry}\n')
+ spec.texout.write(br'''\begin{document}
+\newcommand{\href}[2]{#2\footnote{\detokenize{#1}}}
+''')
+ url = flatURL(spec.url)
+ spec.log('Fetching HTML...\r')
+ html = spec.fetcher.fetch(url)
+ spec.log('Parsing HTML...\r')
+ dom = parse(spec.htmlfilter(html))
+ spec.log('Counting chunks...\r')
+ num_chunks = ilen(chunkDOMs(dom))
+ for i, r in enumerate(chunkDOMs(dom)):
+ percent = 100.0 * i / num_chunks
+ spec.log(f'Processing chunk {i} of {num_chunks} ({percent:.1f}%)\r')
+ spec.domfilter(r)
+ chunk = makeChunk(r, spec.images)
+ spec.texout.write(spec.texfilter(spec.layout.renderChunk(chunk)))
+ spec.log('')
+ spec.texout.write(b'\\end{document}\n')
def main() -> None:
- args = command_line_parser().parse_args()
- with requests_cache.CachedSession(args.cache_path, cache_control=True) as session:
- with open(args.out + '.tex', 'wb') as texout:
- process(
- args.url,
- session,
- args.timeout,
- texout,
- args.pandoc or 'pandoc')
+ with spec_from_commandline_args() as spec:
+ process(spec)
if __name__ == '__main__':
projects / paperdoorknob / blobdiff