655 lines
24 KiB
Python
655 lines
24 KiB
Python
from flask import request, jsonify, current_app
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from datetime import datetime
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from app import db
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from app.models import Product, License, Device, Version
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from . import api_bp
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from .decorators import require_login, require_admin
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from sqlalchemy import func, case
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import traceback
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import sys
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import os
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from app.utils.logger import log_operation
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from werkzeug.utils import secure_filename
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# 允许的图片文件扩展名
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ALLOWED_IMAGE_EXTENSIONS = {'png', 'jpg', 'jpeg', 'gif', 'webp', 'bmp'}
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# 允许的MIME类型
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ALLOWED_IMAGE_MIMES = {
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'image/png', 'image/jpeg', 'image/jpg', 'image/gif',
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'image/webp', 'image/bmp', 'image/x-ms-bmp'
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}
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# 最大图片文件大小（5MB）
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MAX_IMAGE_SIZE = 5 * 1024 * 1024
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def allowed_image_file(filename):
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"""检查文件扩展名是否允许"""
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return '.' in filename and \
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filename.rsplit('.', 1)[1].lower() in ALLOWED_IMAGE_EXTENSIONS
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def validate_image_file(file, filename):
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"""验证图片文件（扩展名和MIME类型）"""
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# 检查扩展名
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if not allowed_image_file(filename):
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return False, '不支持的文件类型，只允许上传图片文件（PNG、JPG、JPEG、GIF、WEBP、BMP）'
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# 检查MIME类型
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if hasattr(file, 'content_type') and file.content_type:
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if file.content_type not in ALLOWED_IMAGE_MIMES:
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return False, f'不支持的文件MIME类型: {file.content_type}'
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return True, None
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@api_bp.route('/products', methods=['GET'])
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@require_login
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def get_products():
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"""获取产品列表"""
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try:
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page = request.args.get('page', 1, type=int)
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per_page = min(request.args.get('per_page', 20, type=int), 100)
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keyword = request.args.get('keyword', '').strip()
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include_stats = request.args.get('include_stats', 'true').lower() == 'true'
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query = Product.query
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if keyword:
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query = query.filter(
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db.or_(
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Product.product_name.like(f'%{keyword}%'),
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Product.product_id.like(f'%{keyword}%'),
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Product.description.like(f'%{keyword}%')
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)
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)
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query = query.order_by(Product.create_time.desc())
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pagination = query.paginate(page=page, per_page=per_page, error_out=False)
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products = pagination.items
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# 优化：批量查询统计信息，避免N+1查询问题
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if include_stats and products:
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product_ids = [p.product_id for p in products]
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# 批量查询license统计
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license_stats = db.session.query(
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License.product_id,
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func.count(License.license_id).label('total_licenses'),
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func.sum(case((License.status == 1, 1), else_=0)).label('active_licenses')
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).filter(License.product_id.in_(product_ids)).group_by(License.product_id).all()
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license_dict = {pid: {'total': 0, 'active': 0} for pid in product_ids}
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for stat in license_stats:
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license_dict[stat.product_id] = {
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'total': stat.total_licenses or 0,
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'active': stat.active_licenses or 0
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}
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# 批量查询device统计
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device_stats = db.session.query(
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Device.product_id,
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func.count(Device.device_id).label('total_devices')
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).filter(
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Device.product_id.in_(product_ids),
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Device.status == 1
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).group_by(Device.product_id).all()
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device_dict = {pid: 0 for pid in product_ids}
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for stat in device_stats:
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device_dict[stat.product_id] = stat.total_devices or 0
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# 批量查询最新版本
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version_stats = db.session.query(
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Version.product_id,
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Version.version_num,
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Version.create_time
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).filter(
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Version.product_id.in_(product_ids),
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Version.publish_status == 1
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).order_by(Version.create_time.desc()).all()
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version_dict = {}
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for v in version_stats:
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if v.product_id not in version_dict:
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version_dict[v.product_id] = v.version_num
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# 为每个产品添加统计信息
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for product in products:
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pid = product.product_id
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stats = license_dict.get(pid, {'total': 0, 'active': 0})
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product._cached_stats = {
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'total_licenses': stats['total'],
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'active_licenses': stats['active'],
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'total_devices': device_dict.get(pid, 0),
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'latest_version': version_dict.get(pid)
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}
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products = [product.to_dict(include_stats=include_stats) for product in products]
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return jsonify({
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'success': True,
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'data': {
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'products': products,
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'pagination': {
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'page': page,
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'per_page': per_page,
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'total': pagination.total,
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'pages': pagination.pages,
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'has_prev': pagination.has_prev,
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'has_next': pagination.has_next
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}
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}
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})
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except Exception as e:
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current_app.logger.error(f"获取产品列表失败: {str(e)}")
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current_app.logger.error(f"错误类型: {type(e)}")
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current_app.logger.error(f"错误堆栈: {traceback.format_exc()}")
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return jsonify({
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'success': False,
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'message': '服务器内部错误，请稍后重试'
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}), 500
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@api_bp.route('/products', methods=['POST'])
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@require_login
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def create_product():
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"""创建产品"""
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try:
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# 检查请求类型
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is_multipart = request.content_type and 'multipart/form-data' in request.content_type
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# 处理文件上传
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image_path = None
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if 'image' in request.files:
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image_file = request.files['image']
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if image_file and image_file.filename:
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# 验证文件类型（扩展名和MIME类型）
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is_valid, error_msg = validate_image_file(image_file, image_file.filename)
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if not is_valid:
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return jsonify({
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'success': False,
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'message': error_msg
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}), 400
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# 验证文件大小（优先使用content_length，否则读取文件）
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file_size = None
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if request.content_length:
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file_size = request.content_length
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else:
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# 备用方案：读取文件大小
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image_file.seek(0, os.SEEK_END)
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file_size = image_file.tell()
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image_file.seek(0) # 重置文件指针
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if file_size and file_size > MAX_IMAGE_SIZE:
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return jsonify({
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'success': False,
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'message': f'文件大小超过限制，最大允许 {MAX_IMAGE_SIZE / (1024*1024):.1f}MB'
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}), 400
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# 确保上传目录存在（使用绝对路径）
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static_folder = os.path.abspath(current_app.static_folder)
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upload_folder = os.path.join(static_folder, 'producepic')
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# 验证路径安全性（确保在static目录下）
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if not upload_folder.startswith(static_folder):
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return jsonify({
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'success': False,
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'message': '无效的上传路径'
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}), 400
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os.makedirs(upload_folder, exist_ok=True)
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# 生成安全的唯一文件名
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import uuid
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original_filename = secure_filename(image_file.filename)
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file_ext = original_filename.rsplit('.', 1)[1].lower() if '.' in original_filename else 'jpg'
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filename = f"{uuid.uuid4().hex}.{file_ext}"
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file_path = os.path.join(upload_folder, filename)
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# 再次验证路径安全性
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real_path = os.path.abspath(file_path)
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if not real_path.startswith(os.path.abspath(upload_folder)):
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return jsonify({
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'success': False,
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'message': '文件路径不安全'
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}), 400
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# 保存文件
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image_file.save(file_path)
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# 保存相对路径到数据库
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image_path = f"/static/producepic/{filename}"
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# 处理数据：如果是multipart请求，只从form获取；否则尝试JSON
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data = {}
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if is_multipart or request.files:
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# multipart/form-data 请求：从form中获取数据
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data_str = request.form.get('data')
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if data_str:
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import json
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try:
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data = json.loads(data_str)
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except json.JSONDecodeError:
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current_app.logger.warning(f"无法解析form中的data字段: {data_str[:100]}")
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data = {}
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# 如果仍然没有数据，尝试从form中直接获取各个字段
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if not data:
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data = {
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'product_name': request.form.get('product_name', ''),
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'description': request.form.get('description', ''),
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'product_id': request.form.get('product_id', ''),
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'status': request.form.get('status', '1')
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}
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else:
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# application/json 请求：从JSON获取数据
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data = request.get_json() or {}
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if not data or not data.get('product_name', '').strip():
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return jsonify({
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'success': False,
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'message': '请求数据为空'
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}), 400
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product_name = data.get('product_name', '').strip()
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description = data.get('description', '').strip()
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custom_id = data.get('product_id', '').strip()
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# 处理 status 字段：确保是整数类型
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status = data.get('status', 1)
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try:
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status = int(status) if status else 1
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except (ValueError, TypeError):
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status = 1
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# 确保 status 只能是 0 或 1
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status = 1 if status not in [0, 1] else status
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if not product_name:
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return jsonify({
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'success': False,
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'message': '产品名称不能为空'
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}), 400
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# 检查自定义ID是否重复
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if custom_id:
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existing = Product.query.filter_by(product_id=custom_id).first()
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if existing:
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return jsonify({
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'success': False,
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'message': '产品ID已存在'
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}), 400
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# 创建产品
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product = Product(
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product_id=custom_id if custom_id else None,
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product_name=product_name,
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description=description,
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image_path=image_path,
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status=status
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)
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db.session.add(product)
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db.session.commit()
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# 记录操作日志
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log_operation('CREATE_PRODUCT', 'PRODUCT', product.product_id, {
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'product_name': product.product_name,
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'description': product.description
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})
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return jsonify({
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'success': True,
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'message': '产品创建成功',
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'data': product.to_dict()
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})
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except Exception as e:
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db.session.rollback()
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current_app.logger.error(f"创建产品失败: {str(e)}")
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return jsonify({
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'success': False,
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'message': '服务器内部错误'
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}), 500
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@api_bp.route('/products/<product_id>', methods=['GET'])
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@require_login
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def get_product(product_id):
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"""获取产品详情"""
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try:
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product = Product.query.filter_by(product_id=product_id).first()
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if not product:
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return jsonify({
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'success': False,
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'message': '产品不存在'
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}), 404
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return jsonify({
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'success': True,
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'data': product.to_dict(include_stats=True)
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})
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except Exception as e:
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current_app.logger.error(f"获取产品详情失败: {str(e)}")
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return jsonify({
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'success': False,
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'message': '服务器内部错误'
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}), 500
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@api_bp.route('/products/<product_id>', methods=['PUT'])
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@require_login
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def update_product(product_id):
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"""更新产品"""
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try:
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product = Product.query.filter_by(product_id=product_id).first()
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if not product:
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return jsonify({
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'success': False,
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'message': '产品不存在'
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}), 404
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# 检查请求类型
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is_multipart = request.content_type and 'multipart/form-data' in request.content_type
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# 处理文件上传
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if 'image' in request.files:
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image_file = request.files['image']
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if image_file and image_file.filename:
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# 验证文件类型（扩展名和MIME类型）
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is_valid, error_msg = validate_image_file(image_file, image_file.filename)
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if not is_valid:
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return jsonify({
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'success': False,
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'message': error_msg
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}), 400
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# 验证文件大小（优先使用content_length）
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file_size = None
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if request.content_length:
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file_size = request.content_length
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else:
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image_file.seek(0, os.SEEK_END)
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file_size = image_file.tell()
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image_file.seek(0)
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if file_size and file_size > MAX_IMAGE_SIZE:
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return jsonify({
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'success': False,
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'message': f'文件大小超过限制，最大允许 {MAX_IMAGE_SIZE / (1024*1024):.1f}MB'
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}), 400
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# 确保上传目录存在（使用绝对路径）
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static_folder = os.path.abspath(current_app.static_folder)
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upload_folder = os.path.join(static_folder, 'producepic')
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if not upload_folder.startswith(static_folder):
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return jsonify({
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'success': False,
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'message': '无效的上传路径'
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}), 400
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os.makedirs(upload_folder, exist_ok=True)
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# 生成安全的唯一文件名
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import uuid
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original_filename = secure_filename(image_file.filename)
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file_ext = original_filename.rsplit('.', 1)[1].lower() if '.' in original_filename else 'jpg'
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filename = f"{uuid.uuid4().hex}.{file_ext}"
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file_path = os.path.join(upload_folder, filename)
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# 再次验证路径安全性
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real_path = os.path.abspath(file_path)
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if not real_path.startswith(os.path.abspath(upload_folder)):
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return jsonify({
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'success': False,
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'message': '文件路径不安全'
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}), 400
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# 保存文件
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image_file.save(file_path)
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# 保存相对路径到数据库
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product.image_path = f"/static/producepic/{filename}"
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# 处理数据：如果是multipart请求，只从form获取；否则尝试JSON
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data = {}
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if is_multipart or request.files:
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# multipart/form-data 请求：从form中获取数据
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data_str = request.form.get('data')
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if data_str:
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import json
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try:
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data = json.loads(data_str)
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except json.JSONDecodeError:
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current_app.logger.warning(f"无法解析form中的data字段: {data_str[:100]}")
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data = {}
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# 如果仍然没有数据，尝试从form中直接获取各个字段
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if not data:
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data = {
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'product_name': request.form.get('product_name', ''),
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'description': request.form.get('description', ''),
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'status': request.form.get('status', '')
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}
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else:
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# application/json 请求：从JSON获取数据
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data = request.get_json() or {}
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if not data:
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return jsonify({
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'success': False,
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'message': '请求数据为空'
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}), 400
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if 'product_name' in data:
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product.product_name = data['product_name'].strip()
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if 'description' in data:
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product.description = data['description'].strip()
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if 'status' in data:
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# 确保 status 是整数类型
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try:
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status = int(data['status']) if data['status'] else product.status
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# 确保 status 只能是 0 或 1
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product.status = 1 if status not in [0, 1] else status
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except (ValueError, TypeError):
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# 如果转换失败，保持原值
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pass
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db.session.commit()
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# 记录操作日志
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log_operation('UPDATE_PRODUCT', 'PRODUCT', product.product_id, {
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'product_name': product.product_name,
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'description': product.description
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})
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return jsonify({
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'success': True,
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'message': '产品更新成功',
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'data': product.to_dict()
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})
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except Exception as e:
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db.session.rollback()
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current_app.logger.error(f"更新产品失败: {str(e)}")
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return jsonify({
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'success': False,
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'message': '服务器内部错误'
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}), 500
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@api_bp.route('/products/<product_id>', methods=['DELETE'])
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@require_login
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def delete_product(product_id):
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"""删除产品"""
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try:
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product = Product.query.filter_by(product_id=product_id).first()
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if not product:
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return jsonify({
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'success': False,
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'message': '产品不存在'
|
||
}), 404
|
||
|
||
# 检查是否有关联的卡密
|
||
license_count = product.licenses.count()
|
||
if license_count > 0:
|
||
return jsonify({
|
||
'success': False,
|
||
'message': f'产品下还有 {license_count} 个卡密，无法删除'
|
||
}), 400
|
||
|
||
db.session.delete(product)
|
||
db.session.commit()
|
||
|
||
# 记录操作日志
|
||
log_operation('DELETE_PRODUCT', 'PRODUCT', product.product_id, {
|
||
'product_name': product.product_name
|
||
})
|
||
|
||
return jsonify({
|
||
'success': True,
|
||
'message': '产品删除成功'
|
||
})
|
||
|
||
except Exception as e:
|
||
db.session.rollback()
|
||
current_app.logger.error(f"删除产品失败: {str(e)}")
|
||
return jsonify({
|
||
'success': False,
|
||
'message': '服务器内部错误'
|
||
}), 500
|
||
|
||
|
||
@api_bp.route('/products/batch', methods=['DELETE'])
|
||
@require_login
|
||
def batch_delete_products():
|
||
"""批量删除产品"""
|
||
try:
|
||
data = request.get_json()
|
||
if not data or 'product_ids' not in data:
|
||
return jsonify({
|
||
'success': False,
|
||
'message': '请求数据为空或缺少product_ids字段'
|
||
}), 400
|
||
|
||
product_ids = data['product_ids']
|
||
if not isinstance(product_ids, list) or len(product_ids) == 0:
|
||
return jsonify({
|
||
'success': False,
|
||
'message': 'product_ids必须是非空列表'
|
||
}), 400
|
||
|
||
# 查找所有要删除的产品
|
||
products = Product.query.filter(Product.product_id.in_(product_ids)).all()
|
||
if len(products) != len(product_ids):
|
||
found_ids = [p.product_id for p in products]
|
||
missing_ids = [pid for pid in product_ids if pid not in found_ids]
|
||
return jsonify({
|
||
'success': False,
|
||
'message': f'以下产品不存在: {", ".join(missing_ids)}'
|
||
}), 404
|
||
|
||
# 检查是否有产品有关联的卡密
|
||
undeletable_products = []
|
||
for product in products:
|
||
license_count = product.licenses.count()
|
||
if license_count > 0:
|
||
undeletable_products.append({
|
||
'product_id': product.product_id,
|
||
'product_name': product.product_name,
|
||
'license_count': license_count
|
||
})
|
||
|
||
if undeletable_products:
|
||
return jsonify({
|
||
'success': False,
|
||
'message': '部分产品无法删除，因为有关联的卡密',
|
||
'undeletable_products': undeletable_products
|
||
}), 400
|
||
|
||
# 批量删除产品
|
||
for product in products:
|
||
db.session.delete(product)
|
||
|
||
db.session.commit()
|
||
|
||
# 记录操作日志
|
||
product_ids = [p.product_id for p in products]
|
||
log_operation('BATCH_DELETE_PRODUCTS', 'PRODUCT', None, {
|
||
'product_ids': product_ids,
|
||
'count': len(products)
|
||
})
|
||
|
||
return jsonify({
|
||
'success': True,
|
||
'message': f'成功删除 {len(products)} 个产品'
|
||
})
|
||
|
||
except Exception as e:
|
||
db.session.rollback()
|
||
current_app.logger.error(f"批量删除产品失败: {str(e)}")
|
||
return jsonify({
|
||
'success': False,
|
||
'message': '服务器内部错误'
|
||
}), 500
|
||
|
||
|
||
@api_bp.route('/products/batch/status', methods=['PUT'])
|
||
@require_login
|
||
def batch_update_product_status():
|
||
"""批量更新产品状态"""
|
||
try:
|
||
data = request.get_json()
|
||
if not data or 'product_ids' not in data or 'status' not in data:
|
||
return jsonify({
|
||
'success': False,
|
||
'message': '请求数据为空或缺少product_ids/status字段'
|
||
}), 400
|
||
|
||
product_ids = data['product_ids']
|
||
status = data['status']
|
||
|
||
if not isinstance(product_ids, list) or len(product_ids) == 0:
|
||
return jsonify({
|
||
'success': False,
|
||
'message': 'product_ids必须是非空列表'
|
||
}), 400
|
||
|
||
if status not in [0, 1]:
|
||
return jsonify({
|
||
'success': False,
|
||
'message': 'status必须是0(禁用)或1(启用)'
|
||
}), 400
|
||
|
||
# 查找所有要更新的产品
|
||
products = Product.query.filter(Product.product_id.in_(product_ids)).all()
|
||
if len(products) != len(product_ids):
|
||
found_ids = [p.product_id for p in products]
|
||
missing_ids = [pid for pid in product_ids if pid not in found_ids]
|
||
return jsonify({
|
||
'success': False,
|
||
'message': f'以下产品不存在: {", ".join(missing_ids)}'
|
||
}), 404
|
||
|
||
# 批量更新产品状态
|
||
for product in products:
|
||
product.status = status
|
||
|
||
db.session.commit()
|
||
|
||
# 记录操作日志
|
||
product_ids = [p.product_id for p in products]
|
||
log_operation('BATCH_UPDATE_PRODUCT_STATUS', 'PRODUCT', None, {
|
||
'product_ids': product_ids,
|
||
'status': status,
|
||
'count': len(products)
|
||
})
|
||
|
||
status_name = '启用' if status == 1 else '禁用'
|
||
return jsonify({
|
||
'success': True,
|
||
'message': f'成功{status_name} {len(products)} 个产品'
|
||
})
|
||
|
||
except Exception as e:
|
||
db.session.rollback()
|
||
current_app.logger.error(f"批量更新产品状态失败: {str(e)}")
|
||
return jsonify({
|
||
'success': False,
|
||
'message': '服务器内部错误'
|
||
}), 500 |