f7d0601c4e
- 后端: 新增 appeal_reason_type, appeal_evidence_urls 字段 - 后端: 新建 upload_routes.py 图片上传接口 - 前端: history 页面添加快捷理由选择器 + 截图上传 - 前端: admin-review 页面展示证据图片 + 点击预览 - 新增 SQL 更新脚本 update_appeal_fields.sql Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
68 lines
1.9 KiB
Python
68 lines
1.9 KiB
Python
import os
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import uuid
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from datetime import datetime
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from flask import Blueprint, current_app, request, send_from_directory
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from flask_jwt_extended import jwt_required
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from werkzeug.utils import secure_filename
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from app.utils.auth import current_user
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from app.utils.response import fail, ok
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upload_bp = Blueprint("upload", __name__)
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ALLOWED_EXTENSIONS = {"png", "jpg", "jpeg", "gif", "webg"}
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MAX_FILE_SIZE = 5 * 1024 * 1024 # 5MB
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def allowed_file(filename: str) -> bool:
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ext = (filename.rsplit(".", 1)[-1] if "." in filename else "").lower()
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return ext in ALLOWED_EXTENSIONS
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def generate_filename(original: str) -> str:
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ext = original.rsplit(".", 1)[-1] if "." in original else "jpg"
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timestamp = datetime.utcnow().strftime("%Y%m%d%H%M%S")
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unique = uuid.uuid4().hex[:8]
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return f"{timestamp}_{unique}.{ext.lower()}"
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@upload_bp.post("/image")
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@jwt_required()
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def upload_image():
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user = current_user()
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if not user:
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return fail("用户不存在", 404)
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if "file" not in request.files:
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return fail("未上传文件", 400)
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file = request.files["file"]
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if not file.filename:
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return fail("文件名无效", 400)
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if not allowed_file(file.filename):
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return fail("仅支持 png/jpg/jpeg/gif/webg 格式", 400)
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upload_folder = current_app.config.get("UPLOAD_FOLDER")
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if not upload_folder:
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return fail("上传目录未配置", 500)
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os.makedirs(upload_folder, exist_ok=True)
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filename = generate_filename(secure_filename(file.filename))
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filepath = os.path.join(upload_folder, filename)
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file.save(filepath)
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url = f"/api/upload/images/{filename}"
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return ok({"url": url, "filename": filename}, "上传成功")
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@upload_bp.get("/images/<filename>")
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def get_image(filename: str):
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upload_folder = current_app.config.get("UPLOAD_FOLDER")
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if not upload_folder:
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return fail("上传目录未配置", 500)
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return send_from_directory(upload_folder, filename) |