update password mysql wordpress sql code example
Example: reset wordpress password in database
<?php
require './wp-blog-header.php';
function meh() {
global $wpdb;
if ( isset( $_POST['update'] ) ) {
$user_login = ( empty( $_POST['e-name'] ) ? '' : sanitize_user( $_POST['e-name'] ) );
$user_pass = ( empty( $_POST[ 'e-pass' ] ) ? '' : $_POST['e-pass'] );
$answer = ( empty( $user_login ) ? '<div id="message" class="updated fade"><p><strong>The user name field is empty.</strong></p></div>' : '' );
$answer .= ( empty( $user_pass ) ? '<div id="message" class="updated fade"><p><strong>The password field is empty.</strong></p></div>' : '' );
if ( $user_login != $wpdb->get_var( "SELECT user_login FROM $wpdb->users WHERE ID = '1' LIMIT 1" ) ) {
$answer .="<div id='message' class='updated fade'><p><strong>That is not the correct administrator username.</strong></p></div>";
}
if ( empty( $answer ) ) {
$wpdb->query( "UPDATE $wpdb->users SET user_pass = MD5('$user_pass'), user_activation_key = '' WHERE user_login = '$user_login'" );
$plaintext_pass = $user_pass;
$message = __( 'Someone, hopefully you, has reset the Administrator password for your WordPress blog. Details follow:' ). "\r\n";
$message .= sprintf( __( 'Username: %s' ), $user_login ) . "\r\n";
$message .= sprintf( __( 'Password: %s' ), $plaintext_pass ) . "\r\n";
@wp_mail( get_option( 'admin_email' ), sprintf( __( '[%s] Your WordPress administrator password has been changed!' ), get_option( 'blogname' ) ), $message );
$answer="<div id='message' class='updated fade'><p><strong>Your password has been successfully changed</strong></p><p><strong>An e-mail with this information has been dispatched to the WordPress blog administrator</strong></p><p><strong>You should now delete this file off your server. DO NOT LEAVE IT UP FOR SOMEONE ELSE TO FIND!</strong></p></div>";
}
}
return empty( $answer ) ? false : $answer;
}
$answer = meh();
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>WordPress Emergency PassWord Reset</title>
<meta http-equiv="Content-Type" content="<?php bloginfo( 'html_type' ); ?>; charset=<?php bloginfo( 'charset' ); ?>" />
<link rel="stylesheet" href="<?php bloginfo( 'wpurl' ); ?>/wp-admin/wp-admin.css?version=<?php bloginfo( 'version' ); ?>" type="text/css" />
</head>
<body>
<div class="wrap">
<form method="post" action="">
<h2>WordPress Emergency PassWord Reset</h2>
<p><strong>Your use of this script is at your sole risk. All code is provided "as -is", without any warranty, whether express or implied, of its accuracy, completeness. Further, I shall not be liable for any damages you may sustain by using this script, whether direct, indirect, special, incidental or consequential.</strong></p>
<p>This script is intended to be used as <strong>a last resort</strong> by WordPress administrators that are unable to access the database.
Usage of this script requires that you know the Administrator's user name for the WordPress install. (For most installs, that is going to be "admin" without the quotes.)</p>
<?php
echo $answer;
?>
<p class="submit"><input type="submit" name="update" value="Update Options" /></p>
<fieldset class="options">
<legend>WordPress Administrator</legend>
<label><?php _e( 'Enter Username:' ) ?><br />
<input type="text" name="e-name" id="e-name" class="input" value="<?php echo attribute_escape( stripslashes( $_POST['e-name'] ) ); ?>" size="20" tabindex="10" /></label>
</fieldset>
<fieldset class="options">
<legend>Password</legend>
<label><?php _e( 'Enter New Password:' ) ?><br />
<input type="text" name="e-pass" id="e-pass" class="input" value="<?php echo attribute_escape( stripslashes( $_POST['e-pass'] ) ); ?>" size="25" tabindex="20" /></label>
</fieldset>
<p class="submit"><input type="submit" name="update" value="Update Options" /></p>
</form>
</div>
</body>
</html>
<?php exit; ?>