PHP WP_error Examples

Programming Language: PHP

Class/Type: WP_error

Examples at hotexamples.com: 3

WP_Error is a class in WordPress that helps developers to manage, store and display error messages. The class allows developers to easily collect error messages and display them to users or log them for debugging purposes.

Here are some examples of how to use WP_Error in PHP:

1. Creating a WP_Error object and adding error messages:

// Creating a new WP_Error object
$errors = new WP_Error();

// Adding an error message
$errors->add( 'missing_field', 'Please fill out all required fields' );

// Adding another error message
$errors->add( 'invalid_email', 'The email address you entered is invalid' );

2. Checking if a WP_Error object has any error messages:

// Check if there are any error messages
if ( $errors->has_errors() ) {
   // Do something with the error messages
}

3. Retrieving all error messages from a WP_Error object:

// Get all error messages
$messages = $errors->get_error_messages();

// Loop through and display each message
foreach ( $messages as $message ) {
    echo "$message";
}

WP_Error is part of the WordPress Core package library, which is included in every WordPress installation.

PHP WP_error - 3 examples found. These are the top rated real world PHP examples of WP_error extracted from open source projects. You can rate examples to help us improve the quality of examples.

Frequently Used Methods

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add(3)

Example #1

Show file

File: agreeable.php Project: aleffsantos/Frameye-Web

 function registration_validation()
 {
     $errors = new WP_error();
     if (isset($_REQUEST['ag_type']) && $_REQUEST['ag_type'] == 'register' && $this->options['register'] == 1) {
         if (isset($_REQUEST['ag_login_accept']) && $_REQUEST['ag_login_accept'] == 1) {
             return $errors;
         } else {
             $errors->add('ag_login_accept', $this->options['fail_text']);
             return $errors;
         }
     } else {
         return $errors;
     }
 }

Example #2

Show file

File: usercustom.php Project: slavic18/cats

function cyc_show_registerform()
{
    global $cyc_pluginpath, $cyc_options;
    if (!get_option('users_can_register')) {
        wp_redirect(get_bloginfo('wpurl') . '/wp-login.php?registration=disabled');
        exit;
    }
    $user_login = '';
    $user_email = '';
    if (isset($_POST['user_login'])) {
        if (!$cyc_options['captcha'] || $cyc_options['captcha'] && $_SESSION['security_code'] == $_POST['security_code'] && !empty($_SESSION['security_code'])) {
            unset($_SESSION['security_code']);
            require_once ABSPATH . WPINC . '/registration.php';
            $user_login = $_POST['user_login'];
            $user_email = $_POST['user_email'];
            $errors = custom_register_new_user($user_login, $user_email, @$_POST['password']);
            if (!is_wp_error($errors)) {
                wp_redirect('wp-login.php?checkemail=registered');
                exit;
            }
        } else {
            $user_login = $_POST['user_login'];
            $user_email = $_POST['user_email'];
            $errors = new WP_error();
            $errors->add('captcha', __("<strong>ERROR</strong>: You didn't correctly enter the captcha, please try again."));
        }
    }
    cyc_head("Register");
    cyc_show_errors($errors);
    get_template_part('_user', 'register');
    cyc_footer();
}

Example #3

Show file

File: themed-login.php Project: beardon/okprop

function cyc_show_registerform()
{
    global $cyc_pluginpath, $cyc_options;
    if (!get_option('users_can_register')) {
        wp_redirect(get_bloginfo('wpurl') . '/wp-login.php?registration=disabled');
        exit;
    }
    $user_login = '';
    $user_email = '';
    if (isset($_POST['user_login'])) {
        if (!$cyc_options['captcha'] || $cyc_options['captcha'] && $_SESSION['security_code'] == $_POST['security_code'] && !empty($_SESSION['security_code'])) {
            unset($_SESSION['security_code']);
            require_once ABSPATH . WPINC . '/registration.php';
            $user_login = $_POST['user_login'];
            $user_email = $_POST['user_email'];
            $errors = register_new_user($user_login, $user_email);
            if (!is_wp_error($errors)) {
                wp_redirect('wp-login.php?checkemail=registered');
                exit;
            }
        } else {
            $user_login = $_POST['user_login'];
            $user_email = $_POST['user_email'];
            $errors = new WP_error();
            $errors->add('captcha', __("<strong>ERROR</strong>: You didn't correctly enter the captcha, please try again."));
        }
    }
    cyc_head("Register");
    cyc_show_errors($errors);
    ?>
	<form class="loginform" name="registerform" id="registerform" action="<?php 
    echo site_url('wp-login.php?action=register', 'login_post');
    ?>
" method="post">
		<p>
			<label><?php 
    _e('Username');
    ?>
:</label>
			<input tabindex="1" type="text" name="user_login" id="user_login" class="input" value="<?php 
    echo attribute_escape(stripslashes($user_login));
    ?>
" size="20" tabindex="10" />
			<label><?php 
    _e('E-mail');
    ?>
:</label>
			<input tabindex="2" type="text" name="user_email" id="user_email" class="input" value="<?php 
    echo attribute_escape(stripslashes($user_email));
    ?>
" size="25" tabindex="20" />
<?php 
    if ($cyc_options['captcha']) {
        ?>
			<label>&nbsp;</label>
			<img alt="captcha" width="155" height="30" src="<?php 
        echo $cyc_pluginpath;
        ?>
captcha.php?width=155&amp;height=30&amp;characters=5" /><br/>
			<label for="security_code">Type the code above:</label>
			<input tabindex="3" id="security_code" name="security_code" class="input" type="text" />
<?php 
    }
    ?>
		</p>
		<?php 
    do_action('register_form');
    ?>
		<p id="reg_passmail"><?php 
    _e('A password will be e-mailed to you.');
    ?>
</p>
		<p class="submit"><input tabindex="4" type="submit" name="wp-submit" id="wp-submit" value="<?php 
    _e('Register');
    ?>
" tabindex="100" /></p>
	</form>
<?php 
    cyc_footer();
}