HYTOS

# file name : index.py

# pwd : /project_name/app/license/index.py

from flask import Blueprint, request, render_template, flash, redirect, url_for

from flask import current_app as app

license_service = Blueprint('license', __name__, url_prefix='/license')

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

def index():

    return render_template("/license/index.html")

@license_service.route('/gen_key', methods=['POST'])

def gen_key():

    import base64

    if request.method == 'POST':

        r = request

        key = 'Image Drawing to Intelligent Drawing'

        pw = r.form['Authorization']

        clear = r.form['Computer_Name']

        if pw != 'admin':

            return 'Invalid Authorization'

        enc = []

        for i in range(len(clear)):

            key_c = key[i % len(key)]

            enc_c = (ord(clear[i]) + ord(key_c)) % 256

            enc.append(enc_c)

        new_key = base64.urlsafe_b64encode(bytes(enc))

        return 'License Key for ' + clear + ' : ' + new_key.decode('utf-8')