114 lines
3.6 KiB
Python

import re
import base64
import json
from requests.adapters import HTTPAdapter
from urllib3.util.retry import Retry
import requests
from bs4 import BeautifulSoup
from fake_useragent import UserAgent
from .Provider import Provider
# Compile regex patterns once for better performance
REDIRECT_PATTERN = re.compile(r"https?://[^'\"<>]+")
B64_PATTERN = re.compile(r"var a168c='([^']+)'")
HLS_PATTERN = re.compile(r"'hls': '(?P<hls>[^']+)'")
class VOE(Provider):
def __init__(self):
self.RANDOM_USER_AGENT = UserAgent().random
self.Header = {
"User-Agent": self.RANDOM_USER_AGENT
}
def GetLink(self, embededLink: str, DEFAULT_REQUEST_TIMEOUT: int) -> (str, [str]):
self.session = requests.Session()
# Configure retries with backoff
retries = Retry(
total=5, # Number of retries
backoff_factor=1, # Delay multiplier (1s, 2s, 4s, ...)
status_forcelist=[500, 502, 503, 504], # Retry for specific HTTP errors
allowed_methods=["GET"]
)
adapter = HTTPAdapter(max_retries=retries)
self.session.mount("https://", adapter)
DEFAULT_REQUEST_TIMEOUT = 30
response = self.session.get(
embededLink,
headers={'User-Agent': self.RANDOM_USER_AGENT},
timeout=DEFAULT_REQUEST_TIMEOUT
)
redirect = re.search(r"https?://[^'\"<>]+", response.text)
if not redirect:
raise ValueError("No redirect found.")
redirect_url = redirect.group(0)
parts = redirect_url.strip().split("/")
self.Header["Referer"] = f"{parts[0]}//{parts[2]}/"
response = self.session.get(redirect_url, headers={'User-Agent': self.RANDOM_USER_AGENT})
html = response.content
# Method 1: Extract from script tag
extracted = self.extract_voe_from_script(html)
if extracted:
return extracted, self.Header
# Method 2: Extract from base64 encoded variable
htmlText = html.decode('utf-8')
b64_match = B64_PATTERN.search(htmlText)
if b64_match:
decoded = base64.b64decode(b64_match.group(1)).decode()[::-1]
source = json.loads(decoded).get("source")
if source:
return source, self.Header
# Method 3: Extract HLS source
hls_match = HLS_PATTERN.search(htmlText)
if hls_match:
return base64.b64decode(hls_match.group("hls")).decode(), self.Header
def shift_letters(self, input_str):
result = ''
for c in input_str:
code = ord(c)
if 65 <= code <= 90:
code = (code - 65 + 13) % 26 + 65
elif 97 <= code <= 122:
code = (code - 97 + 13) % 26 + 97
result += chr(code)
return result
def replace_junk(self, input_str):
junk_parts = ['@$', '^^', '~@', '%?', '*~', '!!', '#&']
for part in junk_parts:
input_str = re.sub(re.escape(part), '_', input_str)
return input_str
def shift_back(self, s, n):
return ''.join(chr(ord(c) - n) for c in s)
def decode_voe_string(self, encoded):
step1 = self.shift_letters(encoded)
step2 = self.replace_junk(step1).replace('_', '')
step3 = base64.b64decode(step2).decode()
step4 = self.shift_back(step3, 3)
step5 = base64.b64decode(step4[::-1]).decode()
return json.loads(step5)
def extract_voe_from_script(self, html):
soup = BeautifulSoup(html, "html.parser")
script = soup.find("script", type="application/json")
return self.decode_voe_string(script.text[2:-2])["source"]