WordPress 网站前台添加重置修改密码功能

function pippin_change_password_form() {

global $post;

if (is_singular()) :

$current_url = get_permalink($post->ID);

else :

$pageURL = 'http';

if ($_SERVER["HTTPS"] == "on") $pageURL .= "s";

$pageURL .= "://";

if ($_SERVER["SERVER_PORT"] != "80") $pageURL .= $_SERVER["SERVER_NAME"].":".$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"];

else $pageURL .= $_SERVER["SERVER_NAME"].$_SERVER["REQUEST_URI"];

$current_url = $pageURL;

endif;

$redirect = $current_url;

ob_start();

// show any error messages after form submission

pippin_show_error_messages(); ?>

<?php if(isset($_GET['password-reset']) && $_GET['password-reset'] == 'true') { ?>

<div class="pippin_message success">

<span><?php _e('Password changed successfully', 'rcp'); ?></span>

</div>

<?php } ?>

<form id="pippin_password_form" method="POST" action="<?php echo $current_url; ?>">

<fieldset>

<p>

<label for="pippin_user_pass"><?php _e('New Password', 'rcp'); ?></label>

<input name="pippin_user_pass" id="pippin_user_pass" class="required" type="password"/>

</p>

<p>

<label for="pippin_user_pass_confirm"><?php _e('Password Confirm', 'rcp'); ?></label>

<input name="pippin_user_pass_confirm" id="pippin_user_pass_confirm" class="required" type="password"/>

</p>

<p>

<input type="hidden" name="pippin_action" value="reset-password"/>

<input type="hidden" name="pippin_redirect" value="<?php echo $redirect; ?>"/>

<input type="hidden" name="pippin_password_nonce" value="<?php echo wp_create_nonce('rcp-password-nonce'); ?>"/>

<input id="pippin_password_submit" type="submit" value="<?php _e('Change Password', 'pippin'); ?>"/>

</p>

</fieldset>

</form>

<?php

return ob_get_clean();

}

// password reset form

function pippin_reset_password_form() {

if(is_user_logged_in()) {

return pippin_change_password_form();

}

}

add_shortcode('password_form', 'pippin_reset_password_form');

function pippin_reset_password() {

// reset a users password

if(isset($_POST['pippin_action']) && $_POST['pippin_action'] == 'reset-password') {

global $user_ID;

if(!is_user_logged_in())

return;

if(wp_verify_nonce($_POST['pippin_password_nonce'], 'rcp-password-nonce')) {

if($_POST['pippin_user_pass'] == '' || $_POST['pippin_user_pass_confirm'] == '') {

// password(s) field empty

pippin_errors()->add('password_empty', __('Please enter a password, and confirm it', 'pippin'));

}

if($_POST['pippin_user_pass'] != $_POST['pippin_user_pass_confirm']) {

// passwords do not match

pippin_errors()->add('password_mismatch', __('Passwords do not match', 'pippin'));

}

// retrieve all error messages, if any

$errors = pippin_errors()->get_error_messages();

if(empty($errors)) {

// change the password here

$user_data = array(

'ID' => $user_ID,

'user_pass' => $_POST['pippin_user_pass']

);

wp_update_user($user_data);

// send password change email here (if WP doesn't)

wp_redirect(add_query_arg('password-reset', 'true', $_POST['pippin_redirect']));

exit;

}

}

}

}

add_action('init', 'pippin_reset_password');

if(!function_exists('pippin_show_error_messages')) {

// displays error messages from form submissions

function pippin_show_error_messages() {

if($codes = pippin_errors()->get_error_codes()) {

echo '<div class="pippin_message error">';

// Loop error codes and display errors

foreach($codes as $code){

$message = pippin_errors()->get_error_message($code);

echo '<span class="pippin_error"><strong>' . __('Error', 'rcp') . '</strong>: ' . $message . '</span><br/>';

}

echo '</div>';

}

}

}

if(!function_exists('pippin_errors')) {

// used for tracking error messages

function pippin_errors(){

static $wp_error; // Will hold global variable safely

return isset($wp_error) ? $wp_error : ($wp_error = new WP_Error(null, null, null));

}

}