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# import declaration
from flask import Flask, request, jsonify, render_template, send_from_directory
import random
# initialization
app = Flask(__name__)
# hello world, GET method, return string
@app.route('/')
def hello():
return "Hello World!"
# random number, GET method, return string
@app.route('/random-number')
def random_number():
return str(random.randrange(100))
# check isAlpha, GET method, query parameter, return JSON
@app.route('/alpha', methods=['GET'])
def alpha():
text = request.args.get('text', '')
result = {'text': text, 'is_alpha' : text.isalpha()}
return jsonify(result)
# create new user, POST method, form fields, return JSON
@app.route('/create-user', methods=['POST'])
def create_user():
id = request.form.get('id', '0001')
name = request.form.get('name', 'Anonymous')
# code for authentication, validation, update database
data = {'id': id, 'name': name}
result = {'status_code': '0', 'status_message' : 'Success', 'data': data}
return jsonify(result)
# update language, PUT method, JSON input, return string
@app.route('/update-language', methods=['POST', 'PUT', 'GET', 'DELETE'])
def update_language():
language = 'english'
if request.method == 'PUT':
json_data = request.get_json()
language = json_data['language']
return "Successfully updated language to %s" % (language)
# serve webpage, GET method, return HTML
@app.route('/get-webpage', methods=['GET'])
def get_webpage():
return render_template('index.html', message="Contact Us")
# file response, GET method, return file as attachment
@app.route('/get-language-file/<string:language>', methods=['GET'])
def get_language_file(language):
return send_from_directory('./static/language', language + '.json', as_attachment=True)
# main
if __name__ == '__main__':
app.run('0.0.0.0',port=8000)
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