锦中融合门户系统

class Trademark:

def __init__(self, name, registration_number, status, application_date):

self.name = name

self.registration_number = registration_number

self.status = status

self.application_date = application_date

def display_info(self):

print(f"商标名称: {self.name}")

print(f"注册号: {self.registration_number}")

print(f"状态: {self.status}")

print(f"申请日期: {self.application_date}")

from flask import Flask, jsonify, request

from models import Trademark

app = Flask(__name__)

trademarks = []

@app.route('/trademarks', methods=['GET'])

def get_all_trademarks():

return jsonify([t.__dict__ for t in trademarks])

@app.route('/trademarks', methods=['POST'])

def add_trademark():

data = request.json

new_trademark = Trademark(

data['name'],

data['registration_number'],

data['status'],

data['application_date']

)

trademarks.append(new_trademark)

return jsonify({"message": "商标已添加"}), 201

if __name__ == '__main__':

app.run(debug=True)

<form id="trademarkForm">

<label>商标名称:</label><br>

<input type="text" id="name"><br>

<label>注册号:</label><br>

<input type="text" id="registrationNumber"><br>

<label>状态:</label><br>

<input type="text" id="status"><br>

<label>申请日期:</label><br>

<input type="date" id="applicationDate"><br>

<button type="submit">提交</button>

</form>

<script>

document.getElementById('trademarkForm').addEventListener('submit', function(e) {

e.preventDefault();

const name = document.getElementById('name').value;

const registrationNumber = document.getElementById('registrationNumber').value;

const status = document.getElementById('status').value;

const applicationDate = document.getElementById('applicationDate').value;

fetch('/trademarks', {

method: 'POST',

headers: {

'Content-Type': 'application/json'

},

body: JSON.stringify({

name,

registrationNumber,

status,

applicationDate

})

}).then(response => response.json())

.then(data => alert(data.message));

});

</script>

# 示例：使用Flask-JWT来实现登录和认证

from flask_jwt import JWT, jwt_required, current_identity

def authenticate(username, password):

# 这里应该从数据库查询用户

if username == 'admin' and password == '123456':

return {'username': username}

def identity(payload):

return {'username': payload['user']}

jwt = JWT(app, authenticate, identity)

@app.route('/login', methods=['POST'])

def login():

data = request.get_json()

user = authenticate(data['username'], data['password'])

if not user:

return jsonify({'message': '无效的凭证'}), 401

token = jwt.jwt_encode_handler(user)

return jsonify({'token': token})

@app.route('/protected', methods=['GET'])

@jwt_required()

def protected():

return jsonify({'message': f'欢迎 {current_identity["username"]}!'})

# 使用SQLAlchemy连接数据库

from flask_sqlalchemy import SQLAlchemy

app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///trademarks.db'

db = SQLAlchemy(app)

class TrademarkModel(db.Model):

id = db.Column(db.Integer, primary_key=True)

name = db.Column(db.String(100))

registration_number = db.Column(db.String(50))

status = db.Column(db.String(50))

application_date = db.Column(db.Date)

# 修改之前的路由方法

@app.route('/trademarks', methods=['GET'])

def get_all_trademarks():

trademarks = TrademarkModel.query.all()

return jsonify([{'id': t.id, 'name': t.name} for t in trademarks])

@app.route('/trademarks', methods=['POST'])

def add_trademark():

data = request.json

new_trademark = TrademarkModel(

name=data['name'],

registration_number=data['registration_number'],

status=data['status'],

application_date=data['application_date']

)

db.session.add(new_trademark)

db.session.commit()

return jsonify({'message': '商标已添加'})