feat(web_parser): 新增通用web链接解析插件框架
refactor: 重构B站、抖音、GitHub解析器为模块化结构 fix(executor): 增强docker容器错误处理和回调稳定性 style(templates): 优化帮助页面和代码执行结果的样式 perf(web_parser): 添加API缓存和消息去重机制 docs: 更新插件元信息和注释 chore: 移除旧的独立解析器插件文件
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261
plugins/web_parser/parsers/douyin.py
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261
plugins/web_parser/parsers/douyin.py
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# -*- coding: utf-8 -*-
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import re
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import json
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import aiohttp
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from typing import Optional, Dict, Any, List
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from core.utils.logger import logger
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from models import MessageEvent, MessageSegment
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from ..base import BaseParser
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from ..utils import extract_original_text
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from cachetools import TTLCache
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class DouyinParser(BaseParser):
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"""
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抖音视频解析器
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"""
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def __init__(self):
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super().__init__()
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self.name = "抖音解析器"
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self.url_pattern = re.compile(r"https?://v\.douyin\.com/[a-zA-Z0-9_]+/?", re.IGNORECASE)
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self.short_pattern = re.compile(r"(?:https?://)?v\.douyin\.com/[a-zA-Z0-9_]+/?", re.IGNORECASE)
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self.nickname = "抖音视频解析"
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# 消息去重缓存
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self.processed_messages: TTLCache[int, bool] = TTLCache(maxsize=100, ttl=10)
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async def parse(self, url: str) -> Optional[Dict[str, Any]]:
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"""
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解析抖音视频信息
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Args:
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url (str): 抖音视频URL
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Returns:
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Optional[Dict[str, Any]]: 视频信息字典，如果失败则返回None
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"""
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try:
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# 使用第三方API解析抖音视频
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api_url = f"http://api.xhus.cn/api/douyin?url={url}"
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session = self.get_session()
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async with session.get(api_url, headers=self.HEADERS, timeout=10) as response:
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if response.status != 200:
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logger.error(f"[{self.name}] API请求失败，状态码: {response.status}")
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return None
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response_data = await response.json()
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if not isinstance(response_data, dict):
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logger.error(f"[{self.name}] API返回格式错误: {response_data}")
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return None
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if response_data.get("code") != 200:
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logger.error(f"[{self.name}] API返回错误: {response_data}")
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return None
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data = response_data.get("data", {})
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if not data:
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logger.error(f"[{self.name}] API返回数据为空")
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return None
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# 转换API响应格式
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return {
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"type": "video" if not data.get("images") or not isinstance(data.get("images"), list) else "image",
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"video_url": data.get("url", ""),
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"video_url_HQ": data.get("url", ""),
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"nickname": data.get("author", "未知作者"),
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"desc": data.get("title", "无描述"),
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"aweme_id": data.get("uid", ""),
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"like": data.get("like", 0),
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"cover": data.get("cover", ""),
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"time": data.get("time", 0),
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"author_avatar": data.get("avatar", ""),
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"music": data.get("music", {}),
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}
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except (aiohttp.ClientError, KeyError, AttributeError, json.JSONDecodeError) as e:
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logger.error(f"[{self.name}] 解析抖音视频信息失败: {e}")
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logger.debug(f"失败的URL: {url}")
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except Exception as e:
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logger.error(f"[{self.name}] 解析抖音视频时发生未知错误: {e}")
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logger.debug(f"失败的URL: {url}")
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return None
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async def get_real_url(self, short_url: str) -> Optional[str]:
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"""
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获取抖音短链接的真实URL
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Args:
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short_url (str): 抖音短链接
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Returns:
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Optional[str]: 真实URL，如果失败则返回None
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"""
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try:
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# 首先尝试获取重定向后的URL
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async with aiohttp.ClientSession() as session:
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# 添加更多头部信息模拟移动端访问
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mobile_headers = self.HEADERS.copy()
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mobile_headers.update({
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'Sec-Fetch-Dest': 'document',
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'Sec-Fetch-Mode': 'navigate',
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'Sec-Fetch-Site': 'none',
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'Cache-Control': 'max-age=0',
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# 模拟移动设备的额外头部
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'User-Agent': 'Mozilla/5.0 (iPhone; CPU iPhone OS 16_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.0 Mobile/15E148 Safari/604.1',
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'X-Requested-With': 'XMLHttpRequest',
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'Referer': 'https://www.douyin.com/'
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})
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async with session.get(short_url, headers=mobile_headers, allow_redirects=True, timeout=10) as response:
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redirected_url = str(response.url)
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# 检查重定向后的URL是否包含视频ID
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if 'video/' in redirected_url or '/note/' in redirected_url:
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logger.info(f"[{self.name}] 重定向后的视频URL: {redirected_url}")
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return redirected_url
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elif 'share_item' in redirected_url:
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logger.info(f"[{self.name}] 重定向后的分享URL: {redirected_url}")
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return redirected_url
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else:
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logger.warning(f"[{self.name}] 重定向到了非预期页面: {redirected_url}")
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return redirected_url
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except Exception as e:
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logger.error(f"[{self.name}] 获取真实URL失败: {e}")
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return None
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async def format_response(self, event: MessageEvent, data: Dict[str, Any]) -> List[Any]:
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"""
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格式化抖音视频响应消息
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Args:
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event (MessageEvent): 消息事件对象
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data (Dict[str, Any]): 视频信息
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Returns:
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List[Any]: 消息段列表
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"""
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# 构建回复消息，包含原分享中的文本内容（如果有）
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original_text = extract_original_text(event.message, self.url_pattern)
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# 构建回复消息
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text_parts = ["抖音视频解析"]
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text_parts.append("--------------------")
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if original_text:
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text_parts.append(f" 分享内容: {original_text}")
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text_parts.append("--------------------")
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text_parts.append(f" 作者: {data['nickname']}")
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text_parts.append(f" 抖音号: {data['aweme_id']}")
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text_parts.append(f" 标题: {data['desc']}")
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text_parts.append(f" 点赞: {self.format_count(data['like'])}")
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text_parts.append(f" 类型: {data['type']}")
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# 如果是音乐，添加音乐信息
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if data.get('music'):
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music_info = data['music']
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text_parts.append("--------------------")
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text_parts.append(" 背景音乐:")
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text_parts.append(f" 标题: {music_info.get('title', '')}")
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text_parts.append(f" 作者: {music_info.get('author', '')}")
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text_parts.append("--------------------")
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text_message = "\n".join(text_parts)
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# 准备转发消息节点
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nodes = []
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# 添加文本信息节点
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text_node = event.bot.build_forward_node(
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user_id=event.self_id,
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nickname=self.nickname,
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message=text_message
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)
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nodes.append(text_node)
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# 添加封面图片节点（如果有）
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if data.get('cover'):
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try:
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cover_node = event.bot.build_forward_node(
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user_id=event.self_id,
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nickname=self.nickname,
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message=[
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MessageSegment.text("抖音视频封面：\n"),
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MessageSegment.image(data['cover'])
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]
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)
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nodes.append(cover_node)
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except Exception as e:
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logger.warning(f"[{self.name}] 无法添加封面图片: {e}")
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# 添加作者头像节点（如果有）
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if data.get('author_avatar'):
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try:
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avatar_node = event.bot.build_forward_node(
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user_id=event.self_id,
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nickname=self.nickname,
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message=[
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MessageSegment.text("作者头像：\n"),
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MessageSegment.image(data['author_avatar'])
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]
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)
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nodes.append(avatar_node)
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except Exception as e:
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logger.warning(f"[{self.name}] 无法添加作者头像: {e}")
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# 尝试添加视频直链（单独节点）
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video_success = False
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try:
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if data.get('video_url'):
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video_url = data.get('video_url', '')
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# 检查视频类型
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if data.get('type') == 'video':
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video_message = MessageSegment.video(video_url)
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video_type_text = "视频直链："
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else: # image类型
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video_message = MessageSegment.image(video_url) # 单个图片
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video_type_text = "图集首图："
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# 构建视频/图片节点
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video_node = event.bot.build_forward_node(
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user_id=event.self_id,
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nickname=self.nickname,
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message=[
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MessageSegment.text(video_type_text + "\n"),
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video_message
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]
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)
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nodes.append(video_node)
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video_success = True
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except Exception as e:
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logger.error(f"[{self.name}] 无法添加视频/图片: {e}")
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# 如果无法添加视频，添加提示信息
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if not video_success:
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no_video_node = event.bot.build_forward_node(
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user_id=event.self_id,
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nickname=self.nickname,
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message="视频解析成功，但无法获取直链或播放视频。"
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)
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nodes.append(no_video_node)
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return nodes
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def should_handle_url(self, url: str) -> bool:
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"""
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判断是否应该处理该URL
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Args:
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url (str): URL
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Returns:
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bool: 是否应该处理
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"""
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# 检查是否是抖音相关域名
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return ('douyin.com' in url or bool(self.url_pattern.search(url)) or bool(self.short_pattern.search(url)))
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