SickGear/lib/bs4_parser.py
2023-02-09 13:41:15 +00:00

40 lines
1.5 KiB
Python

import re
from bs4 import BeautifulSoup, SoupStrainer
from six import iteritems
class BS4Parser(object):
def __init__(self, *args, **kwargs):
# list type param of "feature" arg is not currently correctly tested by bs4 (r353)
# so for now, adjust param to provide possible values until the issue is addressed
kwargs_new = {}
for k, v in iteritems(kwargs):
if 'features' in k and isinstance(v, list):
v = [item for item in v if item in ['html5lib', 'html.parser', 'html', 'lxml', 'xml']][0]
elif 'parse_only' in k:
if isinstance(v, dict):
(parse_key, filter_dict), = kwargs[k].items()
v = SoupStrainer(parse_key, filter_dict)
else:
v = SoupStrainer(v)
elif 'preclean' in k and v:
args = (re.sub(r'(?si)(<!--.*?-->|<style.*?</style>)', '', args[0]),) + args[1:]
continue
kwargs_new[k] = v
tag, attr = [x in kwargs_new and kwargs_new.pop(x) or y for (x, y) in [('tag', 'table'), ('attr', '')]]
if attr:
args = (re.sub(r'(?is).*(<%(tag)s[^>]+%(attr)s[^>]*>.*</%(tag)s>).*' % {'tag': tag, 'attr': attr},
r'<html><head></head><body>\1</body></html>', args[0]).strip(),) + args[1:]
self.soup = BeautifulSoup(*args, **kwargs_new)
def __enter__(self):
return self.soup
def __exit__(self, exc_ty, exc_val, tb):
self.soup.clear(True)
self.soup = None