Kris
bd60c15df0
实现了 Teams 机器人所需的全功能组件，包括： - 基础命令解析与帮助卡片生成 - 租户验证与访问控制 - 自定义 UA 与媒体工具 - 消息分块、批注处理与会话管理 - 防抖、缓存与配置路由能力 - 投票、配对、审计与运行时状态管理 - TTS 语音合成与卡片构建工具 - 群组管理与权限控制逻辑
77 lines
2.0 KiB
Python
77 lines
2.0 KiB
Python
"""Microsoft Teams 媒体辅助工具。
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提供 MIME 类型推断、文件名提取和消息 ID 提取。
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"""
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from __future__ import annotations
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import mimetypes
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import re
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from pathlib import Path
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_MIME_TYPE_MAP = {
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".jpg": "image/jpeg",
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".jpeg": "image/jpeg",
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".png": "image/png",
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".gif": "image/gif",
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".bmp": "image/bmp",
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".webp": "image/webp",
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".svg": "image/svg+xml",
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".pdf": "application/pdf",
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".doc": "application/msword",
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".docx": "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
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".xls": "application/vnd.ms-excel",
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".xlsx": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
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".ppt": "application/vnd.ms-powerpoint",
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".pptx": "application/vnd.openxmlformats-officedocument.presentationml.presentation",
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".txt": "text/plain",
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".csv": "text/csv",
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".json": "application/json",
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".xml": "application/xml",
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".zip": "application/zip",
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".mp4": "video/mp4",
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".mov": "video/quicktime",
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".avi": "video/x-msvideo",
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".wmv": "video/x-ms-wmv",
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".mp3": "audio/mpeg",
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".wav": "audio/wav",
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".ogg": "audio/ogg",
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".flac": "audio/flac",
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".aac": "audio/aac",
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}
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_MESSAGE_ID_PATTERN = re.compile(r"^(\d+)@thread\.(skype|tacv2)$")
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def get_mime_type(filename: str) -> str:
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ext = Path(filename).suffix.lower()
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if ext in _MIME_TYPE_MAP:
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return _MIME_TYPE_MAP[ext]
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mime_type, _ = mimetypes.guess_type(filename)
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if mime_type:
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return mime_type
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return "application/octet-stream"
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def extract_filename(url_or_path: str) -> str:
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if not url_or_path:
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return "unknown"
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cleaned = url_or_path.split("?")[0].split("#")[0]
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name = Path(cleaned).name
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return name or "unknown"
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def extract_message_id(raw_id: str) -> str:
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"""提取标准化消息 ID，去除 thread/tacv2 前缀格式。"""
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if not raw_id:
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return ""
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m = _MESSAGE_ID_PATTERN.match(raw_id)
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if m:
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return m.group(1)
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return raw_id
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