Instal Flask Login
pip install flask-login
Mysterious Mosquito
pip install flask-login#!/usr/bin/env python
# encoding: utf-8
import json
from flask import Flask, request, jsonify
from flask.ext.login import (current_user, LoginManager,
login_user, logout_user,
login_required)
from flask_mongoengine import MongoEngine
app = Flask(__name__)
app.config['MONGODB_SETTINGS'] = {
'db': 'your_database',
'host': 'localhost',
'port': 27017
}
app.secret_key = 'some key'
db = MongoEngine()
login_manager = LoginManager()
db.init_app(app)
login_manager.init_app(app)
login_manager.login_view = 'login'
@login_manager.user_loader
def load_user(user_id):
return User.objects(id=user_id).first()
@app.route('/login', methods=['POST'])
def login():
info = json.loads(request.data)
username = info.get('username', 'guest')
password = info.get('password', '')
user = User.objects(name=username,
password=password).first()
if user:
login_user(user)
return jsonify(user.to_json())
else:
return jsonify({"status": 401,
"reason": "Username or Password Error"})
@app.route('/logout', methods=['POST'])
def logout():
logout_user()
return jsonify(**{'result': 200,
'data': {'message': 'logout success'}})
@app.route('/user_info', methods=['POST'])
def user_info():
if current_user.is_authenticated:
resp = {"result": 200,
"data": current_user.to_json()}
else:
resp = {"result": 401,
"data": {"message": "user no login"}}
return jsonify(**resp)
class User(db.Document):
name = db.StringField()
password = db.StringField()
email = db.StringField()
def to_json(self):
return {"name": self.name,
"email": self.email}
def is_authenticated(self):
return True
def is_active(self):
return True
def is_anonymous(self):
return False
def get_id(self):
return str(self.id)
@app.route('/', methods=['GET'])
def query_records():
name = request.args.get('name')
user = User.objects(name=name).first()
if not user:
return jsonify({'error': 'data not found'})
else:
return jsonify(user.to_json())
@app.route('/', methods=['PUT'])
@login_required
def create_record():
record = json.loads(request.data)
user = User(name=record['name'],
password=record['password'],
email=record['email'])
user.save()
return jsonify(user.to_json())
@app.route('/', methods=['POST'])
@login_required
def update_record():
record = json.loads(request.data)
user = User.objects(name=record['name']).first()
if not user:
return jsonify({'error': 'data not found'})
else:
user.update(email=record['email'],
password=record['password'])
return jsonify(user.to_json())
@app.route('/', methods=['DELETE'])
@login_required
def delte_record():
record = json.loads(request.data)
user = User.objects(name=record['name']).first()
if not user:
return jsonify({'error': 'data not found'})
else:
user.delete()
return jsonify(user.to_json())
if __name__ == "__main__":
app.run(port=8080, debug=True)