udacity-web development-homework(unit2 signup)

来源：互联网发布：java模块化框架编辑：程序博客网时间：2024/06/15 18:48
gae http://signup-fxj.appspot.com/
#!/usr/bin/env python## Copyright 2007 Google Inc.## Licensed under the Apache License, Version 2.0 (the "License");# you may not use this file except in compliance with the License.# You may obtain a copy of the License at##     http://www.apache.org/licenses/LICENSE-2.0## Unless required by applicable law or agreed to in writing, software# distributed under the License is distributed on an "AS IS" BASIS,# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.# See the License for the specific language governing permissions and# limitations under the License.#import webapp2,cgi,re,copyform = """<!DOCTYPE html><html>  <head>    <title>Sign Up</title>    <style type="text/css">      .label {text-align: right}      .error {color: red}    </style>  </head>  <body>    <h2>Signup</h2>    <form method="post">      <table>        <tr>          <td class="label">            Username          </td>          <td>            <input type="text" name="username" value="%(username)s">          </td>          <td class="error">           %(nameerror)s           </td>        </tr>        <tr>          <td class="label">            Password          </td>          <td>            <input type="password" name="password" value="">          </td>          <td class="error">            %(passworderror)s          </td>        </tr>        <tr>          <td class="label">            Verify Password          </td>          <td>            <input type="password" name="verify" value="">          </td>          <td class="error">            %(verifiederror)s          </td>        </tr>        <tr>          <td class="label">            Email (optional)          </td>          <td>            <input type="text" name="email" value="%(email)s">          </td>          <td class="error">            %(emailerror)s          </td>        </tr>      </table>      <input type="submit">    </form>  </body></html>"""welpage = """<html>  <head>    <title>Unit 2 Signup</title>  </head>  <body>    <h2>Welcome, %s!</h2>  </body></html>"""nameerror = "That's not a valid username."passworderror = "That wasn't a valid password."verifiederror = "Your passwords didn't match."emailerror = "That's not a valid email."emptybook = {'username':'','nameerror':'','passworderror':'','verifiederror':'','emailerror':'','email':''}class MainHandler(webapp2.RequestHandler):    def get(self):        self.response.write(form % emptybook)    def post(self):    inputbook = copy.deepcopy(emptybook)    username = self.request.get('username')    email = self.request.get('email')    password = self.request.get('password')    verify = self.request.get('verify')    inputbook['username'] = username    inputbook['email'] = email    ok = True    if not self.valid_username(username):    inputbook['nameerror'] = nameerror    ok = False        if email and not self.valid_email(email):        inputbook['emailerror'] = emailerror        ok = False        if not self.valid_password(password):        inputbook['passworderror'] = passworderror        ok = False        if not self.verified(password,verify):        inputbook['verifiederror'] = verifiederror        ok = False        if ok:        self.redirect('/welcome?username=' + username)    else:    self.response.write(form % inputbook)         def valid_email(self,email):    EMAIL_RE = re.compile("^[\S]+@[\S]+\.[\S]+$")    return EMAIL_RE.match(email)    def valid_username(self,username):  USER_RE = re.compile("^[a-zA-Z0-9_-]{3,20}$")  return USER_RE.match(username)    def valid_password(self,password):    PASSWORD_RE = re.compile("^.{3,20}$")    return PASSWORD_RE.match(password)    def verified(self,password,verify):    return password == verifyclass WelcomeHandler(webapp2.RequestHandler):def get(self):username = self.request.get('username')self.response.write(welpage % username)app = webapp2.WSGIApplication([('/', MainHandler),('/welcome',WelcomeHandler)],debug=True)
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