/**
* Creates a new user, and sends that user an email. Returns a WP Error if the user was unable to be created.
*
* @param string $username Username to create
* @param string $email Email of user to create
* @return int|WP_Error ID of new user, or, WP_Error
*/
function anno_invite_contributor($user_login, $user_email, $extra = array())
{
// Wish to be able to invite other contributors, so no create_user check
$current_user = wp_get_current_user();
// wp_insert_user handles all other errors
if (!anno_is_valid_email($user_email)) {
return new WP_Error('invalid_email', _x('Invalid email address', 'error for creating new user', 'anno'));
}
// We don't want wp_insert_user to just sanitize the username stripping characters, the user should be alerted if the user input is wrong
if (!anno_is_valid_username($user_login)) {
return new WP_Error('invalid_username', _x('Invalid username', 'error for creating new user', 'anno'));
}
// Create User
$user_pass = wp_generate_password();
$user_login = esc_sql($user_login);
$user_email = esc_sql($user_email);
$role = 'contributor';
$userdata = compact('user_login', 'user_pass', 'user_email', 'role');
array_merge($extra, $userdata);
$user_id = wp_insert_user($userdata);
$blogname = get_bloginfo('name');
// Send notifiction with PW, Username.
if (!is_wp_error($user_id)) {
$subject = sprintf(_x('You have been invited to join %s', 'email subject %s represents blogname', 'anno'), $blogname);
$message = sprintf(_x('%s has created a user with your email address for %s.
Please use the following credentials to login and change your password:
Username: %s
Password: %s
%s', 'User creation email body. %s mapping: User who created this new user, blogname, username, password, profile url.', 'anno'), $current_user->display_name, $blogname, $user_login, $user_pass, esc_url(admin_url('profile.php')));
wp_mail($user_email, $subject, $message);
}
return $user_id;
}
/**
* Map old author logins to local user IDs based on decisions made
* in import options form. Can map to an existing user, create a new user
* or falls back to the current user in case of error with either of the previous
*/
function get_author_mapping()
{
if (!isset($_POST['imported_authors'])) {
return;
}
$create_users = $this->allow_create_users();
$this->author_errors = array();
$this->new_user_credentials = array();
foreach ((array) $_POST['imported_authors'] as $i => $old_id) {
// Used to determine whether or not we're creating a new user on import.
$create_new_user = false;
$user_id = 0;
$old_id = trim($old_id);
if (!empty($_POST['user_map'][$i])) {
$user = get_userdata(intval($_POST['user_map'][$i]));
if (isset($user->ID)) {
if ($old_id) {
$this->processed_authors[$old_id] = $user->ID;
}
$this->author_mapping[$old_id] = $user->ID;
$user_id = $user->ID;
}
} else {
if (!empty($_POST['lookup_email'][$i]) || !empty($_POST['lookup_username'][$i])) {
// Validate email
// Search via email
if (!empty($_POST['lookup_email'][$i]) && !empty($_POST['lookup_username'][$i])) {
$this->author_errors[$i][] = _x('Please enter an Email <strong>OR</strong> a Username to search for.', 'importer error message', 'anno');
} else {
if (!empty($_POST['lookup_email'][$i])) {
$lookup_email = $_POST['lookup_email'][$i];
if (!anno_is_valid_email($lookup_email)) {
$this->author_errors[$i][] = _x('Please enter a valid email to search for.', 'importer error message', 'anno');
} else {
$users = get_users(array('search' => $lookup_email));
if (empty($users)) {
$this->author_errors[$i][] = sprintf(_x('Could not find user with email: %s', 'importer error message, %s: email address', 'anno'), $lookup_email);
} else {
if (is_array($users)) {
$user_id = $users[0]->ID;
}
}
}
} else {
if (!empty($_POST['lookup_username'][$i])) {
$lookup_username = $_POST['lookup_username'][$i];
if (!anno_is_valid_username($lookup_username)) {
$this->author_errors[$i][] = _x('Please enter a valid username to search for.', 'importer error message', 'anno');
} else {
//@TODO only search user_login column
$users = get_users(array('search' => $lookup_username));
if (empty($users)) {
$this->author_errors[$i][] = sprintf(_x('Could not find user with username: %s', 'importer error message, %s: username', 'anno'), $lookup_username);
} else {
if (is_array($users)) {
$user_id = $users[0]->ID;
}
}
}
}
}
}
} else {
if ($create_users && (empty($_POST['lookup_email'][$i]) && empty($_POST['lookup_username'][$i])) && !empty($_POST['user_new'][$i]['user_email'])) {
if (!empty($_POST['user_new'][$i]['user_email'])) {
// Username is email.
$user_new_email = $user_new_login = $_POST['user_new'][$i]['user_email'];
} else {
$this->author_errors[$i][] = _x('Email cannot be empty when creating a new user.', 'importer error message', 'anno');
$user_new_email = null;
}
// email_exists($user_email) username_exists( $user_login )
if (email_exists($user_new_email) || username_exists($user_new_login)) {
$this->author_errors[$i][] = _x('This email address is already registered.', 'importer error message', 'anno');
}
if (!$this->have_author_errors($i)) {
if (!anno_is_valid_email($user_new_email) || !anno_is_valid_username($user_new_login)) {
$this->author_errors[$i][] = _x('Please enter a valid email when creating a new user.', 'importer error message', 'anno');
}
if (!$this->have_author_errors($i)) {
$this->new_user_credentials[$i]['old_id'] = $old_id;
$this->new_user_credentials[$i]['user_login'] = $user_new_login;
$this->new_user_credentials[$i]['user_email'] = $user_new_email;
$create_new_user = true;
}
}
}
}
}
// user_id is empty, so no lookup was attempted, and we're not creating a new user
if (empty($user_id) && !$create_new_user) {
// Map to current user.
$user_id = get_current_user_id();
}
// Map users, $user_id is only set when we've found a user to map to.
if (!$create_new_user && !empty($user_id)) {
if ($old_id) {
$this->processed_authors[$old_id] = $user_id;
}
$this->author_mapping[$old_id] = $user_id;
}
}
}