108 lines
4.5 KiB
Python
108 lines
4.5 KiB
Python
"""
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认证蓝图：登录、登出、登录状态校验
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"""
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from flask import Blueprint, request, redirect, url_for, session, jsonify
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from werkzeug.security import check_password_hash
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from app_common import (
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get_db,
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_render_html,
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_is_session_user_valid,
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login_required,
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BASE_DIR,
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)
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from tool.devices import DeviceIDGenerator
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auth_bp = Blueprint('auth', __name__)
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@auth_bp.route('/login', methods=['GET', 'POST'])
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def login():
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if session.get('user_id') and _is_session_user_valid():
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return redirect(url_for('main.home'))
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if request.method == 'POST':
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data = request.get_json() if request.is_json else request.form
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username = (data.get('username') or '').strip()
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password = data.get('password') or ''
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if not username or not password:
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if request.is_json:
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return jsonify({'success': False, 'error': '请输入用户名和密码'})
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return _render_html('login.html', error='请输入用户名和密码')
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try:
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conn = get_db()
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with conn.cursor() as cur:
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cur.execute(
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"SELECT id, password_hash, machine, is_admin FROM users WHERE username = %s",
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(username,)
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)
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row = cur.fetchone()
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if row and check_password_hash(row['password_hash'], password):
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current_machine = DeviceIDGenerator().get_device_id()
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stored_machine = (row.get('machine') or '').strip()
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if not stored_machine:
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with conn.cursor() as cur:
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cur.execute("UPDATE users SET machine = %s WHERE id = %s", (current_machine, row['id']))
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conn.commit()
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conn.close()
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session.permanent = True
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session['user_id'] = row['id']
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session['username'] = username
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if request.is_json:
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return jsonify({'success': True, 'redirect': url_for('main.home')})
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return redirect(url_for('main.home'))
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print("验证设备",stored_machine)
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print("当前设备",current_machine)
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if stored_machine != current_machine and row.get("is_admin") != 1:
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conn.close()
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err_msg = '当前设备与首次登录设备不一致，请在原设备上登录'
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if request.is_json:
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return jsonify({'success': False, 'error': err_msg})
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return _render_html('login.html', error=err_msg)
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conn.close()
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session.permanent = True
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session['user_id'] = row['id']
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session['username'] = username
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if request.is_json:
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return jsonify({'success': True, 'redirect': url_for('main.home')})
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return redirect(url_for('main.home'))
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conn.close()
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except Exception as e:
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if request.is_json:
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return jsonify({'success': False, 'error': str(e)})
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return _render_html('login.html', error='登录失败，请稍后重试')
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if request.is_json:
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return jsonify({'success': False, 'error': '用户名或密码错误'})
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return _render_html('login.html', error='用户名或密码错误')
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return _render_html('login.html')
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@auth_bp.route('/api/auth/check')
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@login_required
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def api_auth_check():
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"""校验登录状态，用于页面加载时判断是否已登录；同时校验机器码是否与首次登录设备一致"""
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if not session.get('user_id'):
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return jsonify({'logged_in': False})
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try:
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conn = get_db()
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with conn.cursor() as cur:
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cur.execute("SELECT machine, is_admin FROM users WHERE id = %s", (session['user_id'],))
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row = cur.fetchone()
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conn.close()
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if not row:
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return jsonify({'logged_in': False})
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stored_machine = (row.get('machine') or '').strip()
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if stored_machine:
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current_machine = DeviceIDGenerator().get_device_id()
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if stored_machine != current_machine and row.get("is_admin") != 1:
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session.clear()
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return jsonify({'logged_in': False, 'error': '当前设备与首次登录设备不一致'})
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except Exception:
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return jsonify({'logged_in': False})
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return jsonify({'logged_in': True, 'redirect': url_for('main.home')})
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@auth_bp.route('/logout')
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def logout():
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session.clear()
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return redirect(url_for('auth.login'))
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