import bleach
from bs4 import BeautifulSoup
from bleach.linkifier import LinkifyFilter
from functools import partial
from .get import *
from os import path, environ
import re
site = environ.get("DOMAIN").strip()
allowed_tags = tags = ['b',
'blockquote',
'br',
'code',
'del',
'em',
'h1',
'h2',
'h3',
'h4',
'h5',
'h6',
'hr',
'i',
'li',
'ol',
'p',
'pre',
'strong',
'sup',
'table',
'tbody',
'th',
'thead',
'td',
'tr',
'ul',
'marquee',
'a',
'img',
'span',
]
no_images = ['b',
'blockquote',
'br',
'code',
'del',
'em',
'h1',
'h2',
'h3',
'h4',
'h5',
'h6',
'hr',
'i',
'li',
'ol',
'p',
'pre',
'strong',
'sup',
'table',
'tbody',
'th',
'thead',
'td',
'tr',
'ul',
'marquee',
'a',
'span',
]
def sanitize_marquee(tag, name, value):
if name in allowed_attributes['*'] or name in ['direction', 'behavior', 'scrollamount']: return True
if name in ['height', 'width']:
try: value = int(value.replace('px', ''))
except: return False
if 0 < value <= 250: return True
return False
allowed_attributes = {
'*': ['href', 'style', 'src', 'class', 'title', 'rel', 'data-bs-original-name'],
'marquee': sanitize_marquee}
allowed_protocols = ['http', 'https']
allowed_styles = ['color', 'background-color', 'font-weight', 'transform', '-webkit-transform']
def sanitize(sanitized, noimages=False):
sanitized = sanitized.replace("\ufeff", "").replace("𒐪","")
for i in re.finditer('https://i\.imgur\.com/(([^_]*?)\.(jpg|png|jpeg))', sanitized):
sanitized = sanitized.replace(i.group(1), i.group(2) + "_d." + i.group(3) + "?maxwidth=9999")
if noimages:
sanitized = bleach.Cleaner(tags=no_images,
attributes=allowed_attributes,
protocols=allowed_protocols,
styles=allowed_styles,
filters=[partial(LinkifyFilter,
skip_tags=["pre"],
parse_email=False,
)
]
).clean(sanitized)
else:
sanitized = bleach.Cleaner(tags=allowed_tags,
attributes=allowed_attributes,
protocols=['http', 'https'],
styles=['color','font-weight','transform','-webkit-transform'],
filters=[partial(LinkifyFilter,
skip_tags=["pre"],
parse_email=False,
)
]
).clean(sanitized)
soup = BeautifulSoup(sanitized, features="html.parser")
for tag in soup.find_all("img"):
if tag.get("src") and "pp20" not in tag.get("class", ""):
if site not in tag["src"] and not tag["src"].startswith('/'): tag["rel"] = "nofollow noopener noreferrer"
tag["class"] = "in-comment-image"
tag["loading"] = "lazy"
tag["data-src"] = tag["src"]
tag["src"] = "/assets/images/loading.webp"
link = soup.new_tag("a")
link["href"] = tag["data-src"]
if site not in link["href"] and not link["href"].startswith('/'): link["rel"] = "nofollow noopener noreferrer"
link["target"] = "_blank"
link["onclick"] = f"expandDesktopImage('{tag['data-src']}');"
link["data-bs-toggle"] = "modal"
link["data-bs-target"] = "#expandImageModal"
tag.wrap(link)
for tag in soup.find_all("a"):
if tag.get("href"):
tag["target"] = "_blank"
if site not in tag["href"] and not tag["href"].startswith('/'): tag["rel"] = "nofollow noopener noreferrer"
if re.match("https?://\S+", str(tag.string)):
try: tag.string = tag["href"]
except: tag.string = ""
sanitized = str(soup)
start = '<s>'
end = '</s>'
try:
if not session.get("favorite_emojis"): session["favorite_emojis"] = {}
except:
pass
if start in sanitized and end in sanitized and start in sanitized.split(end)[0] and end in sanitized.split(start)[1]: sanitized = sanitized.replace(start, '').replace(end, '')
for i in re.finditer("[^a]>\s*(:[!#]{0,2}\w+:\s*)+<\/", sanitized):
old = i.group(0)
if 'marseylong1' in old or 'marseylong2' in old or 'marseyllama1' in old or 'marseyllama2' in old: new = old.lower().replace(">", " class='mb-0'>")
else: new = old.lower()
for i in re.finditer('(?', new)
if remoji in session["favorite_emojis"]: session["favorite_emojis"][remoji] += 1
else: session["favorite_emojis"][remoji] = 1
sanitized = sanitized.replace(old, new)
for i in re.finditer('(?', sanitized)
if emoji in session["favorite_emojis"]: session["favorite_emojis"][emoji] += 1
else: session["favorite_emojis"][emoji] = 1
elif path.isfile(f'./files/assets/images/emojis/{emoji}.webp'):
sanitized = re.sub(f'(?', sanitized)
if emoji in session["favorite_emojis"]: session["favorite_emojis"][emoji] += 1
else: session["favorite_emojis"][emoji] = 1
sanitized = sanitized.replace("https://www.", "https://").replace("https://youtu.be/", "https://youtube.com/watch?v=").replace("https://music.youtube.com/watch?v=", "https://youtube.com/watch?v=").replace("https://open.spotify.com/", "https://open.spotify.com/embed/").replace("https://streamable.com/", "https://streamable.com/e/").replace("https://youtube.com/shorts/", "https://youtube.com/watch?v=").replace("https://mobile.twitter", "https://twitter").replace("https://m.facebook", "https://facebook").replace("https://m.wikipedia", "https://wikipedia").replace("https://m.youtube", "https://youtube")
if "https://youtube.com/watch?v=" in sanitized: sanitized = sanitized.replace("?t=", "&t=")
for i in re.finditer('" target="_blank">(https://youtube\.com/watch\?v\=(.*?))', sanitized):
url = i.group(1)
yt_id = i.group(2).split('&')[0]
replacing = f'{url}'
params = parse_qs(urlparse(url).query)
t = params.get('t', params.get('start', [0]))[0]
if isinstance(t, str): t = t.replace('s','')
htmlsource = f'
(https:.*?\.mp4)
', sanitized): sanitized = sanitized.replace(i.group(0), f'') for i in re.finditer('{url}' htmlsource = f'' sanitized = sanitized.replace(replacing, htmlsource) for rd in ["https://reddit.com/", "https://new.reddit.com/", "https://www.reddit.com/", "https://redd.it/"]: sanitized = sanitized.replace(rd, "https://old.reddit.com/") sanitized = sanitized.replace("old.reddit.com/gallery", "new.reddit.com/gallery") sanitized = re.sub(' (https:\/\/[^ <>]*)', r' \1', sanitized) sanitized = re.sub('
(https:\/\/[^ <>]*)', r'
', sanitized) return sanitized def filter_title(title): title = title.strip() title = title.replace("\n", "") title = title.replace("\r", "") title = title.replace("\t", "") title = bleach.clean(title, tags=[]) for i in re.finditer('(?', title) elif path.isfile(f'./files/assets/images/emojis/{emoji}.webp'): title = re.sub(f'(?', title) if len(title) > 1500: abort(400) else: return title