Auth0 WordPress example

example.php

<?php

/*
  This example hooks the 'auth0_create_user_data' action and 'wpa0_user_created' filter
  to demonstrate how you could attach custom data to a user at user creation time.
*/

// auth0_create_user_data is a filter that allows you to alter user data BEFORE the user is created
add_action( 'auth0_create_user_data', 'example_auth0_create_user_data', 10, 2 );

// wpa0_user_created is an action triggered AFTER a user is created.
add_action( 'wpa0_user_created', 'example_auth0_user_created', 10, 5 );

function example_auth0_create_user_data( array $user_data, $userinfo ) {
  /*
    $user_data represents the user data parsed from the Auth0 profile.
    $userinfo is the Auth0 user profile itself.
  
    You must return an array representing what should be passed to wp_insert_user().
  
    An example of this can be found at https://github.com/auth0/wp-auth0/blob/master/examples/auth0_create_user_data.php
  */
  
  $user_data['description'] = 'I created this account with Auth0!';
  return $user_data;
}

function example_auth0_user_created( $user_id, $email, $password, $f_name, $l_name ) {
  /*
    $user_id is the internal WordPress ID for the created user.
    $email is the email address of the created user.
    $password is the password of the created user.
    $f_name is the first name of the created user.
    $l_name is the last name of the created user.
  
    An example of this can be found at https://github.com/auth0/wp-auth0/blob/master/examples/wpa0_user_created.php
  */
  
  $user = get_user_by('id', $user_id);
  $userDisplayName = get_the_author_meta('display_name', $user_id) ?? $f_name;

  wp_mail($email, "Thanks for registering, ${userDisplayName}!", 'We just wanted to welcome you to your new WordPress account! Have a nice day!');
}