#!/usr/bin/python3
import sys
import os
import base64
import json
import datetime
import pytz

# Add parent directory to path for o11 import
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
import o11

from bs4 import BeautifulSoup
from pywidevine.cdm import Cdm
from pywidevine.device import Device
from pywidevine.pssh import PSSH

# Parse command line parameters
user = o11.parse_params(sys.argv, 'user')
password = o11.parse_params(sys.argv, 'password')
device = o11.parse_params(sys.argv, 'device')
pin = o11.parse_params(sys.argv, 'pin')

id = o11.parse_params(sys.argv, 'id')
action = o11.parse_params(sys.argv, 'action')

bind = o11.parse_params(sys.argv, 'bind')
proxy = o11.parse_params(sys.argv, 'proxy')
doh = o11.parse_params(sys.argv, 'doh')
worker = o11.parse_params(sys.argv, 'worker')

cdm = o11.parse_params(sys.argv, 'cdm')
drm = o11.parse_params(sys.argv, 'drm')
kid = o11.parse_params(sys.argv, 'kid')
pssh = o11.parse_params(sys.argv, 'pssh')
challenge = o11.parse_params(sys.argv, 'challenge')

heartbeaturl = o11.parse_params(sys.argv, 'heartbeaturl')
heartbeatparams = o11.parse_params(sys.argv, 'heartbeatparams')

# Session setup
o11Session = o11.session(bind=bind, proxy=proxy, worker=worker)
req = o11Session.get_session()
if doh != "":
    o11.dns(doh)

if challenge == "cert":
    challenge = "CAQ="

# Configuration
WVD_PATH = './WVD.wvd'
authFile = '/VoyoRo_token.txt'
SCRIPT_DIR = os.path.abspath(os.path.dirname(__file__))

USER_AGENT = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36'

token = ''

def get_auth():
    try:
        with open(SCRIPT_DIR + authFile, 'r') as f:
            return f.read().strip()
    except:
        return None

def save_auth(tok):
    with open(SCRIPT_DIR + authFile, 'w') as f:
        f.write(tok)

def check_token(tok):
    cookies = {'votoken_actual': '1', 'votoken': tok}
    headers = {'accept': '*/*', 'origin': 'https://voyo.protv.ro', 'referer': 'https://voyo.protv.ro/', 'user-agent': USER_AGENT}
    response = req.get('https://crm.cms.protv.ro/api/v1/users/login-check', cookies=cookies, headers=headers)
    response.raise_for_status()

def login():
    global token
    print("logging in...", file=sys.stderr)
    
    tok = get_auth()
    if not tok:
        print("No token found. Please add VoyoRo votoken cookie to auth file.", file=sys.stderr)
        save_auth('')
        sys.exit(1)
    
    try:
        check_token(tok)
        token = tok
        print("logged in successfully", file=sys.stderr)
        return tok
    except Exception as e:
        print(f"Login failed: {e}", file=sys.stderr)
        sys.exit(1)

def get_token():
    global token
    if token:
        return token
    return login()

def get_pssh_from_mpd(url):
    headers = {'origin': 'https://media.cms.protv.ro', 'referer': 'https://media.cms.protv.ro/', 'User-Agent': USER_AGENT}
    response = req.get(url, headers=headers)
    content_protections = BeautifulSoup(response.content, features="xml").findAll('ContentProtection')
    for cp in content_protections:
        if cp.get('schemeIdUri', '').lower() == 'urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed':
            pssh_elem = cp.find('cenc:pssh')
            if pssh_elem:
                return pssh_elem.text
    return None

def get_single(slug):
    cookies = {'votoken': token, 'votoken_actual': '1'}
    headers = {'accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8', 'referer': 'https://voyo.protv.ro/', 'user-agent': USER_AGENT}
    params = {'start_over': '0', 'autoplay': 'any'}
    response = req.get(f'https://media.cms.protv.ro/embed/{slug}', params=params, cookies=cookies, headers=headers)
    try:
        soup = BeautifulSoup(response.content, features='lxml')
        script_tags = soup.find_all('script')
        for s in script_tags:
            if 'window.PageData' in s.text:
                data = json.loads(s.text.split('player: ')[-1].strip().strip('};'))
                sources = data['lib']['source']['sources']
                for src in sources:
                    if 'contentProtection' not in src:
                        return src['src'], None, None
                    elif 'widevine' in src['contentProtection']:
                        return src['src'], src['contentProtection']['widevine']['licenseAcquisitionURL'], src['contentProtection']['token']
    except:
        pass
    return None, None, None

def do_cdm_internal(challenge_b64, lic_url, lic_token):
    lic_headers = {'accept': '*/*', 'origin': 'https://media.cms.protv.ro', 'referer': 'https://media.cms.protv.ro/', 'user-agent': USER_AGENT, 'x-axdrm-message': lic_token, 'content-type': 'application/octet-stream'}
    response = req.post(lic_url, headers=lic_headers, data=base64.b64decode(challenge_b64))
    response_b64 = str(base64.b64encode(response.content), 'ascii')
    if response_b64.startswith('CA'):
        return response_b64
    return None

def do_cdm_external(pssh_b64, lic_url, lic_token):
    try:
        pssh_obj = PSSH(pssh_b64)
        device_obj = Device.load(WVD_PATH)
        cdm_obj = Cdm.from_device(device_obj)
        session_id = cdm_obj.open()
        challenge_data = cdm_obj.get_license_challenge(session_id, pssh_obj)
        lic_headers = {'accept': '*/*', 'origin': 'https://media.cms.protv.ro', 'referer': 'https://media.cms.protv.ro/', 'user-agent': USER_AGENT, 'x-axdrm-message': lic_token, 'content-type': 'application/octet-stream'}
        licence = req.post(lic_url, headers=lic_headers, data=challenge_data)
        cdm_obj.parse_license(session_id, licence.content)
        keys = [f"{key.kid.hex}:{key.key.hex()}" for key in cdm_obj.get_keys(session_id) if key.type != 'SIGNING']
        cdm_obj.close(session_id)
        return keys
    except Exception as e:
        print(f'CDM external failed: {e}', file=sys.stderr)
        return None

def do_action():
    get_token()
    
    if action == "login":
        login()
        sys.exit()
    
    if action == "channels":
        output = {'Channels': []}
        headers = {'accept': '*/*', 'priority': 'u=1, i', 'referer': 'https://voyo.protv.ro/live', 'user-agent': USER_AGENT}
        params = {'from': '', 'to': '', 'channel_from': '1', 'channel_to': '999'}
        response = req.get('https://voyo.protv.ro/api/v1/apps/program', params=params, headers=headers)
        try:
            data = response.json()
            for c in list(data.get('available_channels', {}).values()):
                if 'channel_name' in c:
                    slug_parts = c.get('url', '').split('/')[-1].split('-')
                    slug_parts.pop(0)
                    slug = f"voyo-{'-'.join(slug_parts)}-live"
                    channel = {
                        'Name': c.get('channel_name', 'Unknown'),
                        'Mode': 'live',
                        'SessionManifest': True,
                        'ManifestScript': f"slug={slug}",
                        'CdmType': 'widevine',
                        'UseCdm': True,
                        'Cdm': f"slug={slug}",
                        'Video': 'best',
                        'OnDemand': True,
                        'SpeedUp': True,
                    }
                    output['Channels'].append(channel)
            print(json.dumps(output, indent=2))
        except Exception as e:
            print(f"Error: {e}", file=sys.stderr)
            return "error"
    
    elif action == "events":
        output = {'Events': []}
        print(json.dumps(output, indent=2))
    
    elif action == "heartbeat":
        sys.exit()
    
    elif action == "manifest":
        try:
            slug = id.replace('slug=', '')
            video_url, lic_url, lic_token = get_single(slug)
            if not video_url:
                return "error"
            output = {
                "Cdn": [{"Name": "default", "ManifestUrl": video_url}],
                "ManifestUrl": video_url,
                "Headers": {"Manifest": {'User-Agent': USER_AGENT, 'origin': 'https://media.cms.protv.ro', 'referer': 'https://media.cms.protv.ro/'}, "Media": {'User-Agent': USER_AGENT, 'origin': 'https://media.cms.protv.ro', 'referer': 'https://media.cms.protv.ro/'}},
                "Heartbeat": {"Url": '', "Params": '', "PeriodMs": 5*60*1000},
                "LicenseUrl": lic_url,
                "LicenseToken": lic_token
            }
            print(json.dumps(output))
        except Exception as e:
            print(f"Error: {e}", file=sys.stderr)
            return "error"
    
    elif action == "cdm" and cdm == "internal":
        try:
            slug = id.replace('slug=', '')
            video_url, lic_url, lic_token = get_single(slug)
            if lic_url and lic_token:
                result = do_cdm_internal(challenge, lic_url, lic_token)
                if result:
                    print(result)
                else:
                    return "error"
            else:
                return "error"
        except Exception as e:
            print(f"Error: {e}", file=sys.stderr)
            return "error"
    
    elif action == "cdm" and cdm == "external":
        try:
            slug = id.replace('slug=', '')
            video_url, lic_url, lic_token = get_single(slug)
            if lic_url and lic_token:
                pssh_to_use = pssh if pssh else get_pssh_from_mpd(video_url)
                if pssh_to_use:
                    keys = do_cdm_external(pssh_to_use, lic_url, lic_token)
                    if keys:
                        for key in keys:
                            print(key)
                    else:
                        return "error"
                else:
                    return "error"
            else:
                return "error"
        except Exception as e:
            print(f"Error: {e}", file=sys.stderr)
            return "error"
    
    else:
        print("invalid action: " + action, file=sys.stderr)

if do_action() == "error":
    login()
    do_action()
