Files
2026-02-25 10:40:38 +00:00

514 lines
14 KiB
Python

import json
import re
from pathlib import Path
from urllib.parse import urlsplit, urlunsplit
from flask import Flask, jsonify, request, send_from_directory
from cryptography.fernet import Fernet, InvalidToken
import requests
app = Flask(__name__, static_folder="dist", static_url_path="")
API = "https://mediathekviewweb.de/api/query"
CHANNELS_API = "https://mediathekviewweb.de/api/channels"
DIST_DIR = Path(app.root_path) / "dist"
DATA_DIR = Path(app.root_path) / "data"
PYLOAD_SETTINGS_FILE = DATA_DIR / "pyload_settings.json"
PYLOAD_KEY_FILE = DATA_DIR / "pyload_secret.key"
DEFAULT_RESULTS_PER_PAGE = 8
VIDEO_SIZE_CACHE = {}
CONTENT_RANGE_SIZE_RE = re.compile(r"/(\d+)$")
def fetch_channels():
try:
response = requests.get(CHANNELS_API, timeout=30)
response.raise_for_status()
data = response.json()
channels = data.get("channels") if isinstance(data, dict) else None
if isinstance(channels, list):
clean_channels = sorted({
str(channel).strip()
for channel in channels
if str(channel).strip()
})
if clean_channels:
return clean_channels
except (requests.RequestException, ValueError):
pass
# Fallback for compatibility in case /api/channels is temporarily unavailable.
payload = {"queries": [], "size": 5000}
response = requests.post(API, json=payload, timeout=30)
response.raise_for_status()
return sorted({
e.get("channel")
for e in response.json()["result"]["results"]
if e.get("channel")
})
def search(term, channels):
offset = 0
size = 50
results = []
queries = [{"fields": ["title", "topic"], "query": term}]
for ch in channels:
queries.append({"fields": ["channel"], "query": ch})
while True:
payload = {
"queries": queries,
"offset": offset,
"size": size
}
r = requests.post(API, json=payload, timeout=30)
r.raise_for_status()
data = r.json()["result"]["results"]
if not data:
break
for e in data:
title = e.get("title") or ""
if "originalversion" in title.lower():
continue
qualities = []
seen_urls = set()
quality_candidates = [
("hd", "HD", e.get("url_video_hd"), e.get("size_hd")),
("standard", "Standard", e.get("url_video"), e.get("size")),
("low", "Niedrig", e.get("url_video_low"), e.get("size_low")),
]
for qid, label, url, quality_size in quality_candidates:
if not url:
continue
clean_url = str(url).strip()
if not clean_url or clean_url in seen_urls:
continue
seen_urls.add(clean_url)
qualities.append({
"id": qid,
"label": label,
"url": clean_url,
"size": int(quality_size) if isinstance(quality_size, (int, float)) else None,
})
default_quality = qualities[0]["id"] if qualities else ""
results.append({
"id": f"{title}_{e.get('timestamp')}",
"title": title,
"topic": e.get("topic"),
"channel": e.get("channel"),
"timestamp": e.get("timestamp"),
"duration": e.get("duration"),
"size": e.get("size"),
"description": e.get("description"),
"qualities": qualities,
"default_quality": default_quality,
"subtitle": e.get("url_subtitle"),
"url": e.get("url_website")
})
offset += size
return results
def parse_positive_int(value):
if value is None:
return None
try:
parsed = int(value)
except (TypeError, ValueError):
return None
if parsed <= 0:
return None
return parsed
def size_from_response_headers(response):
content_length = parse_positive_int(response.headers.get("Content-Length"))
if content_length:
return content_length
content_range = (response.headers.get("Content-Range") or "").strip()
if not content_range:
return None
match = CONTENT_RANGE_SIZE_RE.search(content_range)
if not match:
return None
return parse_positive_int(match.group(1))
def resolve_video_size(url):
value = str(url or "").strip()
if not value:
return None
if value in VIDEO_SIZE_CACHE:
return VIDEO_SIZE_CACHE[value]
size = None
try:
response = requests.head(value, allow_redirects=True, timeout=12)
if response.ok:
size = size_from_response_headers(response)
except requests.RequestException:
pass
if size is None:
try:
response = requests.get(
value,
allow_redirects=True,
timeout=15,
stream=True,
headers={"Range": "bytes=0-0"},
)
if response.ok or response.status_code == 206:
size = size_from_response_headers(response)
except requests.RequestException:
pass
VIDEO_SIZE_CACHE[value] = size
return size
def normalize_pyload_api_base(server):
value = (server or "").strip()
if not value:
raise ValueError("pyLoad-Server fehlt.")
if not value.startswith(("http://", "https://")):
value = f"http://{value}"
parts = urlsplit(value)
if not parts.netloc:
raise ValueError("pyLoad-Server ist ungueltig.")
path = parts.path.rstrip("/")
if not path:
path = "/api"
elif not path.endswith("/api"):
path = f"{path}/api"
return urlunsplit((parts.scheme, parts.netloc, path, "", ""))
def response_data(response):
try:
return response.json()
except ValueError:
return response.text.strip()
def request_error_message(exc):
if getattr(exc, "response", None) is None:
return str(exc)
response = exc.response
text = (response.text or "").strip().replace("\n", " ")
if len(text) > 220:
text = f"{text[:220]}..."
if text:
return f"HTTP {response.status_code}: {text}"
return f"HTTP {response.status_code}"
def ensure_data_dir():
DATA_DIR.mkdir(parents=True, exist_ok=True)
def get_cipher():
ensure_data_dir()
if PYLOAD_KEY_FILE.exists():
key = PYLOAD_KEY_FILE.read_bytes().strip()
else:
key = Fernet.generate_key()
PYLOAD_KEY_FILE.write_bytes(key)
try:
PYLOAD_KEY_FILE.chmod(0o600)
except OSError:
pass
return Fernet(key)
def encrypt_password(password):
if not password:
return ""
return get_cipher().encrypt(password.encode("utf-8")).decode("utf-8")
def decrypt_password(token):
if not token:
return ""
try:
return get_cipher().decrypt(token.encode("utf-8")).decode("utf-8")
except (InvalidToken, ValueError):
return ""
def load_pyload_settings():
if not PYLOAD_SETTINGS_FILE.exists():
return {
"server": "",
"username": "",
"password": "",
"results_per_page": DEFAULT_RESULTS_PER_PAGE,
}
try:
content = json.loads(PYLOAD_SETTINGS_FILE.read_text(encoding="utf-8"))
except (OSError, ValueError):
return {
"server": "",
"username": "",
"password": "",
"results_per_page": DEFAULT_RESULTS_PER_PAGE,
}
encrypted_password = content.get("password_encrypted") or ""
results_per_page = content.get("results_per_page", DEFAULT_RESULTS_PER_PAGE)
try:
results_per_page = int(results_per_page)
except (TypeError, ValueError):
results_per_page = DEFAULT_RESULTS_PER_PAGE
if results_per_page < 1 or results_per_page > 200:
results_per_page = DEFAULT_RESULTS_PER_PAGE
return {
"server": str(content.get("server") or "").strip(),
"username": str(content.get("username") or "").strip(),
"password": decrypt_password(str(encrypted_password)),
"results_per_page": results_per_page,
}
def save_pyload_settings(server, username, password, results_per_page):
try:
rows = int(results_per_page)
except (TypeError, ValueError):
rows = DEFAULT_RESULTS_PER_PAGE
if rows < 1 or rows > 200:
rows = DEFAULT_RESULTS_PER_PAGE
ensure_data_dir()
data = {
"server": (server or "").strip(),
"username": (username or "").strip(),
"password_encrypted": encrypt_password(password or ""),
"results_per_page": rows,
}
PYLOAD_SETTINGS_FILE.write_text(
json.dumps(data, ensure_ascii=True, indent=2),
encoding="utf-8",
)
try:
PYLOAD_SETTINGS_FILE.chmod(0o600)
except OSError:
pass
def pyload_add_package(session, api_base, username, password, name, links):
payload = {
"name": name,
"links": links,
"dest": 1,
}
response = session.post(
f"{api_base}/add_package",
json=payload,
auth=(username, password),
timeout=30,
)
response.raise_for_status()
return response_data(response)
@app.route("/channels")
def channels():
return jsonify(fetch_channels())
@app.route("/search")
def do_search():
term = request.args.get("q", "")
channels = request.args.getlist("channels[]")
return jsonify(search(term, channels))
@app.route("/quality-sizes", methods=["POST"])
def quality_sizes():
body = request.get_json(silent=True) or {}
urls = body.get("urls")
if not isinstance(urls, list):
return jsonify({"error": "urls muss ein Array sein."}), 400
resolved = {}
for raw_url in urls[:18]:
url = str(raw_url or "").strip()
if not url:
continue
size = resolve_video_size(url)
if isinstance(size, int) and size > 0:
resolved[url] = size
return jsonify({"sizes": resolved})
@app.route("/pyload/settings", methods=["GET"])
def get_pyload_settings():
return jsonify(load_pyload_settings())
@app.route("/pyload/settings", methods=["POST"])
def set_pyload_settings():
body = request.get_json(silent=True) or {}
existing = load_pyload_settings()
if "server" in body:
server = str(body.get("server") or "")
else:
server = existing.get("server") or ""
if "username" in body:
username = str(body.get("username") or "")
else:
username = existing.get("username") or ""
if "password" in body:
password = str(body.get("password") or "")
else:
password = existing.get("password") or ""
if "results_per_page" in body:
results_per_page = body.get("results_per_page")
else:
results_per_page = existing.get("results_per_page", DEFAULT_RESULTS_PER_PAGE)
save_pyload_settings(server, username, password, results_per_page)
return jsonify({"saved": True})
@app.route("/pyload/add", methods=["POST"])
def pyload_add():
body = request.get_json(silent=True) or {}
stored = load_pyload_settings()
server = str(body.get("server") or stored.get("server") or "").strip()
username = str(body.get("username") or stored.get("username") or "").strip()
password = body.get("password")
if password is None or password == "":
password = stored.get("password") or ""
else:
password = str(password)
packages = body.get("packages")
if not server:
return jsonify({"error": "pyLoad-Server fehlt."}), 400
if not username:
return jsonify({"error": "pyLoad-Benutzer fehlt."}), 400
if not password:
return jsonify({"error": "pyLoad-Passwort fehlt."}), 400
if not isinstance(packages, list) or not packages:
return jsonify({"error": "Keine Pakete zum Hinzufuegen."}), 400
clean_packages = []
for package in packages:
if not isinstance(package, dict):
continue
name = (package.get("name") or "").strip()
links = package.get("links") or []
if not isinstance(links, list):
continue
clean_links = [str(link).strip() for link in links if str(link).strip()]
if name and clean_links:
clean_packages.append({"name": name, "links": clean_links})
if not clean_packages:
return jsonify({"error": "Keine gueltigen Pakete enthalten."}), 400
try:
api_base = normalize_pyload_api_base(server)
except ValueError as exc:
return jsonify({"error": str(exc)}), 400
session = requests.Session()
added = []
failed = []
for package in clean_packages:
try:
package_id = pyload_add_package(
session,
api_base,
username,
password,
package["name"],
package["links"],
)
added.append({"name": package["name"], "pid": package_id})
except requests.RequestException as exc:
message = request_error_message(exc)
response = getattr(exc, "response", None)
if response is not None and response.status_code == 404:
body = (response.text or "").strip()
if "obsolete api" in body.lower():
message = (
"HTTP 404: Obsolete API. Bitte pyLoad REST API mit "
"Basic Auth verwenden."
)
failed.append({
"name": package["name"],
"error": message,
})
status_code = 200 if added else 502
return jsonify({
"added": added,
"failed": failed,
"added_count": len(added),
"failed_count": len(failed),
}), status_code
@app.route("/", defaults={"path": ""})
@app.route("/<path:path>")
def serve_frontend(path):
if not DIST_DIR.exists():
return "Frontend not built. Run 'npm run build'.", 503
requested_file = DIST_DIR / path
if path and requested_file.exists() and requested_file.is_file():
return send_from_directory(DIST_DIR, path)
return send_from_directory(DIST_DIR, "index.html")
if __name__ == "__main__":
app.run(host="0.0.0.0", port=5000)