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Use Php to write the instance code for Email activation verification after registration

Source: Internet
Author: User
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A total of two pages are required: register. php and verify. php.

1. User Registration Form register. php

Copy codeThe Code is as follows:

<Body>

<Form action = "register. php" method = "post" name = "register">

Username: <input type = "text" name = "username"/>

Password: <input type = "password" name = "password"/>

Email: <input type = "text" name = "email"/>

<Input type = "submit" value = "register"/>

</Form>

</Body>

</Html>

2. Create a user data table Users

Copy codeThe Code is as follows: create table if not exists 'users '(

'Id' int (11) not null auto_increment,

'Status' varchar (20) not null,

'Username' varchar (20) not null,

'Password' varchar (20) not null,

'Email 'varchar (20) not null,

'Activationkey' varchar (100) not null,

Primary key ('id '),

Unique key 'username' ('username '),

Unique key 'email '('email '),

Unique key 'activationkey' ('activationkey ')

) ENGINE = MyISAM default charset = latin1 AUTO_INCREMENT = 9;

3. Create a verification code and store user registration information to the data table.
The status 'verify 'is used to indicate users that have not been activated.

Copy codeThe Code is as follows: $ activationKey = mt_rand (). mt_rand ();

$ Username = mysql_real_escape_string ($ _ POST [username]);

$ Password = mysql_real_escape_string ($ _ POST [password]);

$ Email = mysql_real_escape_string ($ _ POST [email]);

$ SQL = "INSERT INTO users (username, password, email, activationkey, status) VALUES ('$ username',' $ password', '$ email', '$ activationkey ', 'verify ')";

4. Send verification code

Copy codeThe Code is as follows: echo "An email has been sent to $ _ POST [email] with an activation key. Please check your mail to complete registration .";

# Send activation Email

$ To = $ _ POST [email];

$ Subject = "YOURWEBSITE.com Registration ";

$ Message = "Welcome to our website! \ R \ rYou, or someone using your email address, has completed registration at YOURWEBSITE.com. You can complete registration by clicking the following link: \ rhttp: // www.YOURWEBSITE.com/verify.php? $ ActivationKey \ r \ rIf this is an error, ignore this email and you will be removed from our mailing list. \ r \ rRegards, \ YOURWEBSITE.com Team ";

$ Headers = 'from: noreply @ YOURWEBSITE.com '. "\ r \ n ".

'Reply-To: noreply @ YOURWEBSITE.com '. "\ r \ n ".

'X-Mailer: PHP/'. phpversion ();

Mail ($ to, $ subject, $ message, $ headers );

5. verify the activation code verify. php
If the verification code is the same, the user is activated.

Copy codeThe Code is as follows: $ queryString = $ _ SERVER ['query _ string'];

$ Query = "SELECT * FROM users ";

$ Result = mysql_query ($ query) or die (mysql_error ());

While ($ row = mysql_fetch_array ($ result )){

If ($ queryString = $ row ["activationkey"]) {

Echo "Congratulations! ". $ Row [" username "]." is now the proud new owner of a YOURWEBSITE.com account .";

$ SQL = "UPDATE users SET activationkey ='', status = 'activated' WHERE (id = $ row [id]) ";

If (! Mysql_query ($ SQL )){

Die ('error: '. mysql_error ());

}

// Here, the user has fully activated the account, and you can jump to the login page

}

} // End of while

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

Related Keywords:
how to make email verification in php how to write php code where to write php code email verification in php php email verification script send verification email php simple php code for registration form

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