518 lines
20 KiB
Python
Executable File
518 lines
20 KiB
Python
Executable File
import re
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import os
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import unicodedata
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import requests
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import logging
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import shutil
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import threading
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from collections import OrderedDict
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from datetime import datetime
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from concurrent.futures import ThreadPoolExecutor, as_completed
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from requests.adapters import HTTPAdapter
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from urllib3.util.retry import Retry
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# === 配置日志 ===
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def setup_logger():
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# 确保日志目录存在
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os.makedirs("logs", exist_ok=True)
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logger = logging.getLogger(__name__)
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logger.setLevel(logging.INFO)
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logger.handlers.clear() # 清除已有 handler 避免重复
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formatter = logging.Formatter('%(asctime)s - %(levelname)s - %(message)s')
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# 控制台输出
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console_handler = logging.StreamHandler()
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console_handler.setFormatter(formatter)
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logger.addHandler(console_handler)
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# 文件输出
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file_handler = logging.FileHandler("logs/iptv_update.log", encoding="utf-8")
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file_handler.setFormatter(formatter)
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logger.addHandler(file_handler)
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return logger
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logger = setup_logger()
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# 全局锁，用于文件写入
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write_lock = threading.Lock()
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def ensure_dir(file_path):
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"""确保文件所在的目录存在"""
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dirname = os.path.dirname(file_path)
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if dirname:
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os.makedirs(dirname, exist_ok=True)
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_DASH_VARIANTS_RE = re.compile(r'[－—﹣–─]')
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_MULTI_SPACE_RE = re.compile(r'\s+')
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def normalize_channel_name(name):
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"""
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频道名称归一化，用于匹配前的预处理（不用于最终显示名）：
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- 全角字符转半角（如 ＣＣＴＶ１ -> CCTV1）
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- 统一各类破折号/连字符为标准 "-"
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- 合并连续空白并去除首尾空格
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"""
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if not name:
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return ""
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name = unicodedata.normalize('NFKC', name)
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name = _DASH_VARIANTS_RE.sub('-', name)
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name = _MULTI_SPACE_RE.sub(' ', name).strip()
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return name
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def get_session():
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"""创建一个带有重试机制的requests Session"""
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session = requests.Session()
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# 增强: 增加 total 上限，并对常见的服务端临时错误状态码也进行重试
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retry = Retry(
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total=3,
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connect=3,
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read=2,
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backoff_factor=0.5,
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status_forcelist=[429, 500, 502, 503, 504],
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allowed_methods=["GET"],
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raise_on_status=False,
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)
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adapter = HTTPAdapter(max_retries=retry)
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session.mount('http://', adapter)
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session.mount('https://', adapter)
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# 增强: 部分源站会拒绝无 User-Agent 的请求，补充常见浏览器 UA 提升成功率
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session.headers.update({
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"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 "
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"(KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36"
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})
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return session
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def load_urls_from_file(file_path):
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"""从文本文件加载URL列表"""
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urls = []
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if not os.path.exists(file_path):
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logger.warning(f"URL配置文件未找到: {file_path}")
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return urls
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try:
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# 使用 utf-8-sig 安全过滤由于记事本编辑可能产生的 \ufeff BOM 头
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with open(file_path, "r", encoding="utf-8-sig") as f:
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for line in f:
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line = line.strip()
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if line and not line.startswith("#"):
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urls.append(line)
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logger.info(f"从 {file_path} 加载了 {len(urls)} 个源")
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except Exception as e:
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logger.error(f"读取URL文件失败: {e}")
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return urls
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def parse_template(template_file):
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"""解析模板文件"""
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template_channels = OrderedDict()
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current_category = None
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try:
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# 使用 utf-8-sig 避免首行解析出错
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with open(template_file, "r", encoding="utf-8-sig") as f:
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for line in f:
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line = line.strip()
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if not line or line.startswith("#"):
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continue
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if "#genre#" in line:
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current_category = line.split(",")[0].strip()
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# 修复: 若同一分类在模板中重复出现，不应清空之前已收集的频道
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if current_category not in template_channels:
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template_channels[current_category] = []
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elif current_category:
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channel_name = line.split(",")[0].strip()
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# 修复(崩溃预防): 跳过空白频道名，避免后续 match_channels 中
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# variants 列表为空导致 IndexError
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if channel_name:
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template_channels[current_category].append(channel_name)
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except FileNotFoundError:
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logger.warning(f"模板文件未找到: {template_file}")
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return None
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return template_channels
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def fetch_channels(url):
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"""从URL获取频道列表"""
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channels = OrderedDict()
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# 使用上下文管理器确保 socket 资源正确释放
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with get_session() as session:
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try:
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# 增强: 拆分连接/读取超时，连接更快失败，读取给足时间
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with session.get(url, timeout=(10, 30)) as response:
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response.raise_for_status()
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raw_bytes = response.content
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except Exception as e:
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logger.error(f"处理 {url} 时出错: {e}")
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return channels
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# 修复(编码): 国内 IPTV 源大量使用 GBK/GB2312 编码，直接强制 utf-8 会导致乱码。
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# 跳过缓慢的 chardet(apparent_encoding) 探测，改用 utf-8 优先、GBK 兜底的快速解码策略。
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try:
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text_content = raw_bytes.decode('utf-8')
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except UnicodeDecodeError:
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try:
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text_content = raw_bytes.decode('gbk')
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except UnicodeDecodeError:
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text_content = raw_bytes.decode('utf-8', errors='ignore')
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lines = [line.strip() for line in text_content.splitlines() if line.strip()]
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if not lines:
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return channels
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# 修复(健壮性): 部分 M3U 源在 #EXTINF 之前有较多头部/注释行，仅扫描前10行可能误判为 txt 格式；
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# 优先判断标准 #EXTM3U 头，并放宽扫描窗口
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is_m3u = lines[0].strip().upper().startswith("#EXTM3U") or any(
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"#EXTINF" in line for line in lines[:30]
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)
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if is_m3u:
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DEFAULT_CATEGORY = "默认分类"
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DEFAULT_NAME = "未知频道"
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current_category = DEFAULT_CATEGORY
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current_name = DEFAULT_NAME
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re_group = re.compile(r'group-title="([^"]*)"')
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# 强化正则: 优先取最后一个带引号属性之后的逗号分隔内容，兼容频道名本身含逗号的情况；
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# 若没有任何带引号属性，则回退为 EXTINF: 后第一个逗号之后的内容
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re_name_after_quote = re.compile(r'"\s*,(.*)$')
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re_name_fallback = re.compile(r'#EXTINF:[^,]*,(.*)$')
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for line in lines:
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if line.startswith("#EXTINF"):
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# 修复(分类状态重置): 每条 EXTINF 若未显式声明 group-title，
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# 不应继续沿用上一条频道残留的分类，而应重置为默认分类
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group_match = re_group.search(line)
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current_category = group_match.group(1).strip() if group_match else DEFAULT_CATEGORY
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name_match = re_name_after_quote.search(line) or re_name_fallback.search(line)
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# 修复(状态重置): 未匹配到名称时重置为默认值，避免沿用上一条频道的名称
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current_name = name_match.group(1).strip() if name_match else DEFAULT_NAME
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elif not line.startswith("#") and "://" in line:
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if current_category not in channels:
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channels[current_category] = []
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if current_name and current_name != DEFAULT_NAME:
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channels[current_category].append((current_name, line))
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current_name = DEFAULT_NAME
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else:
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current_category = None
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for line in lines:
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if "#genre#" in line:
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current_category = line.split(",")[0].strip()
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if current_category not in channels:
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channels[current_category] = []
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# 修复: 分类名为空字符串时属于合法但异常的边界情况，用 is not None 判断
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# 避免因空字符串的假值特性而错误丢弃整段内容
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elif current_category is not None and "," in line:
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parts = line.split(",", 1)
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if len(parts) == 2:
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name, url_part = parts
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if name.strip() and url_part.strip():
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channels[current_category].append((name.strip(), url_part.strip()))
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return channels
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def match_channels(template_channels, all_channels):
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matched = OrderedDict()
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unmatched_template = OrderedDict()
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# 1. 数据扁平化
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flattened_source_channels = []
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for cat, chans in all_channels.items():
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for name, url in chans:
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flattened_source_channels.append({
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# 增强(频道名归一化): 匹配前统一全角/半角、破折号变体、多余空白，
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# 提升如 ＣＣＴＶ１ / CCTV－1 / CCTV 1 等变体的识别率
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'norm_name': normalize_channel_name(name).lower(),
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'name': name,
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'url': url,
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'cat': cat,
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'key': f"{name}_{url}"
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})
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used_channel_keys = set()
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# 初始化
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for cat in template_channels:
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matched[cat] = OrderedDict()
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unmatched_template[cat] = []
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# 2. 匹配逻辑
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for category, tmpl_names in template_channels.items():
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for tmpl_name in tmpl_names:
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# 去重并解析变体
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variants_raw = [n.strip() for n in tmpl_name.split("|") if n.strip()]
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variants = list(OrderedDict.fromkeys(variants_raw))
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# 修复(崩溃预防): 理论上 parse_template 已过滤空名称，这里再做一层防御，
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# 避免 variants 为空时 variants[0] 抛出 IndexError
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if not variants:
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continue
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primary_name = variants[0]
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found_for_this_template = False
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for variant in variants:
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variant_lower = normalize_channel_name(variant).lower()
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if not variant_lower:
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continue
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# 强化正则: 两端都加边界限制
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# 结尾: 匹配到字符串末尾($) 或 非字母数字且非加号([^a-z0-9\+])，防止 CCTV5 匹配 CCTV5+
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# 开头: 匹配字符串开头(^) 或 非字母数字([^a-z0-9])，防止变体作为子串被更长的名称
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# 误匹配（例如变体 "5" 不应命中 "CCTV15" 中间的 "5"）
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pattern = re.compile(
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r'(?:^|[^a-z0-9])' + re.escape(variant_lower) + r'(?:$|[^a-z0-9\+])'
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)
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for src in flattened_source_channels:
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if src['key'] in used_channel_keys:
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continue
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# 使用正则搜索
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if pattern.search(src['norm_name']):
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if primary_name not in matched[category]:
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matched[category][primary_name] = []
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matched[category][primary_name].append((src['name'], src['url']))
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used_channel_keys.add(src['key'])
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found_for_this_template = True
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if not found_for_this_template:
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unmatched_template[category].append(tmpl_name)
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# 3. 找出源中未使用的频道
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unmatched_source = OrderedDict()
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for src in flattened_source_channels:
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if src['key'] not in used_channel_keys:
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if src['cat'] not in unmatched_source:
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unmatched_source[src['cat']] = []
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unmatched_source[src['cat']].append((src['name'], src['url']))
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return matched, unmatched_template, unmatched_source
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def is_ipv6(url):
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return "://[" in url
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def generate_outputs(channels, template_channels, m3u_path, txt_path):
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"""生成文件 - 路径参数化"""
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written_urls = set()
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# 安全地确保输出目录存在
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ensure_dir(m3u_path)
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ensure_dir(txt_path)
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try:
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with write_lock:
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with open(m3u_path, "w", encoding="utf-8") as m3u, \
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open(txt_path, "w", encoding="utf-8") as txt:
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m3u.write("#EXTM3U\n")
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for category in template_channels:
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if category not in channels or not channels[category]:
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continue
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txt.write(f"\n{category},#genre#\n")
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for channel_key_name, channel_list in channels[category].items():
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unique_urls = []
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seen_base_urls = set()
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for _, url in channel_list:
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url = url.strip()
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if not url:
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continue
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# 修复(URL去重): 去重应基于 "$" 分隔符前的真实播放地址，
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# 而非原始字符串。不同源可能给同一条播放地址附加不同的
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# 追踪后缀(如 $token=xxx)，原先按原始字符串去重会导致
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# 同一条真实流地址被重复写入多次。
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base_for_dedup = url.split("$")[0].strip()
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if not base_for_dedup:
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continue
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if base_for_dedup not in seen_base_urls and base_for_dedup not in written_urls:
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unique_urls.append(url)
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seen_base_urls.add(base_for_dedup)
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written_urls.add(base_for_dedup)
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total_lines = len(unique_urls)
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for idx, url in enumerate(unique_urls, 1):
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base_url = url.split("$")[0].strip()
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suffix_name = "IPV6" if is_ipv6(url) else "IPV4"
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display_name = channel_key_name
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meta_suffix = f"$LR•{suffix_name}"
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if total_lines > 1:
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meta_suffix += f"•{total_lines}『线路{idx}』"
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final_url = f"{base_url}{meta_suffix}"
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m3u.write(f'#EXTINF:-1 tvg-name="{display_name}" group-title="{category}",{display_name}\n')
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m3u.write(f"{final_url}\n")
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txt.write(f"{display_name},{final_url}\n")
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logger.info(f"输出完成: {m3u_path}, {txt_path}")
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except Exception as e:
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logger.error(f"写入输出文件失败: {e}")
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def generate_unmatched_report(unmatched_template, unmatched_source, report_file):
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"""生成未匹配报告"""
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total_template_lost = sum(len(v) for v in unmatched_template.values())
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# 如果未指定报告文件路径，则仅计算丢失数量，不执行文件写入
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if not report_file:
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return total_template_lost
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ensure_dir(report_file)
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try:
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with open(report_file, "w", encoding="utf-8") as f:
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f.write(f"# 未匹配报告 {datetime.now()}\n")
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f.write(f"# 模板未匹配数: {total_template_lost}\n\n")
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f.write("## 模板中有但源中无\n")
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for cat, names in unmatched_template.items():
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if names:
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f.write(f"\n{cat},#genre#\n")
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for name in list(OrderedDict.fromkeys(names)):
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f.write(f"{name},\n")
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f.write("\n\n## 源中有但模板无\n")
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for cat, chans in unmatched_source.items():
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if chans:
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f.write(f"\n{cat},#genre#\n")
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unique_names = list(OrderedDict.fromkeys([c[0] for c in chans]))
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for name in unique_names:
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f.write(f"{name},\n")
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logger.info(f"报告已生成: {report_file}")
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return total_template_lost
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except Exception as e:
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logger.error(f"生成报告失败: {e}")
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return 0
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def remove_unmatched_from_template(template_file, unmatched_template):
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backup_file = template_file + ".backup"
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try:
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shutil.copy2(template_file, backup_file)
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with open(template_file, "r", encoding="utf-8-sig") as f:
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lines = f.readlines()
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new_lines = []
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current_cat = None
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to_remove = {cat: set(names) for cat, names in unmatched_template.items()}
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for line in lines:
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stripped = line.strip()
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if not stripped or stripped.startswith("#"):
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new_lines.append(line)
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continue
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if "#genre#" in stripped:
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current_cat = stripped.split(",")[0].strip()
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new_lines.append(line)
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continue
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if current_cat:
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name = stripped.split(",")[0].strip()
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if current_cat in to_remove and name in to_remove[current_cat]:
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continue
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new_lines.append(line)
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else:
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# 修复: 若不在任何 category 内的内容（如异常格式），不应被错误丢弃
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new_lines.append(line)
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with open(template_file, "w", encoding="utf-8") as f:
|
||
f.writelines(new_lines)
|
||
logger.info(f"已从模板 {template_file} 移除无效频道")
|
||
except Exception as e:
|
||
logger.error(f"更新模板失败: {e}")
|
||
|
||
def process_iptv_task(template_file, tv_urls, output_m3u, output_txt, report_file, auto_clean=True):
|
||
"""
|
||
处理单个IPTV任务的封装函数
|
||
"""
|
||
logger.info(f"=== 开始处理任务: {template_file} ===")
|
||
|
||
template = parse_template(template_file)
|
||
if not template:
|
||
return
|
||
|
||
logger.info(f"开始从 {len(tv_urls)} 个源获取数据...")
|
||
all_channels = OrderedDict()
|
||
|
||
success_count = 0
|
||
fail_count = 0
|
||
|
||
with ThreadPoolExecutor(max_workers=5) as executor:
|
||
future_to_url = {executor.submit(fetch_channels, url): url for url in tv_urls}
|
||
for future in as_completed(future_to_url):
|
||
url = future_to_url[future]
|
||
try:
|
||
data = future.result()
|
||
if data:
|
||
success_count += 1
|
||
for cat, chans in data.items():
|
||
if cat not in all_channels:
|
||
all_channels[cat] = []
|
||
all_channels[cat].extend(chans)
|
||
else:
|
||
fail_count += 1
|
||
except Exception as e:
|
||
fail_count += 1
|
||
logger.error(f"源 {url} 异常: {e}")
|
||
|
||
logger.info(f"数据获取完毕: 成功解析 {success_count} 个源，失败/空数据 {fail_count} 个源。")
|
||
logger.info("开始匹配频道...")
|
||
|
||
matched, unmatched_tmpl, unmatched_src = match_channels(template, all_channels)
|
||
|
||
generate_outputs(matched, template, output_m3u, output_txt)
|
||
lost_count = generate_unmatched_report(unmatched_tmpl, unmatched_src, report_file)
|
||
|
||
if auto_clean and lost_count > 0:
|
||
logger.info(f"清理 {lost_count} 个无效频道...")
|
||
remove_unmatched_from_template(template_file, unmatched_tmpl)
|
||
|
||
logger.info(f"=== 任务完成: {template_file} ===\n")
|
||
|
||
if __name__ == "__main__":
|
||
# === 配置区 ===
|
||
URLS_FILE = "py/config/urls.txt"
|
||
|
||
# 1. 加载源
|
||
TV_URLS = load_urls_from_file(URLS_FILE)
|
||
if not TV_URLS:
|
||
logger.warning("未从文件中加载到URL，使用空列表")
|
||
TV_URLS = []
|
||
|
||
# === 任务1: 主列表 ===
|
||
process_iptv_task(
|
||
template_file="py/config/iptv.txt",
|
||
tv_urls=TV_URLS,
|
||
output_m3u="lib/iptv.m3u",
|
||
output_txt="lib/iptv.txt",
|
||
report_file="py/config/iptv.log",
|
||
auto_clean=False
|
||
)
|
||
|
||
# === 任务2: 测试列表 (如果配置文件存在) ===
|
||
TEST_TEMPLATE_FILE = "py/config/iptv_test.txt"
|
||
if os.path.exists(TEST_TEMPLATE_FILE):
|
||
process_iptv_task(
|
||
template_file=TEST_TEMPLATE_FILE,
|
||
tv_urls=TV_URLS,
|
||
output_m3u="lib/iptv_test.m3u",
|
||
output_txt="lib/iptv_test.txt",
|
||
report_file=None,
|
||
auto_clean=False
|
||
)
|
||
else:
|
||
logger.info(f"未检测到测试配置 {TEST_TEMPLATE_FILE}，跳过测试生成。")
|
||
|