function addInvites($emails)
{
//make sure emails are passed
if (empty($emails)) {
return false;
}
//make sure it's an array of unique, lowercase, emails
if (!is_array($emails)) {
$emails = sp_convertEmailStringToArray($emails);
}
$error_emails = array();
$okay_emails = array();
foreach ($emails as $email) {
//if this doesn't look like an email add to error_emails
if (!is_email($email)) {
$error_emails[] = $email;
}
//if the user already exists, add them to the class
$email_user = get_user_by("email", $email);
if (!empty($email_user)) {
//add the user to the BuddyPress group
groups_join_group($this->group->id, $email_user->ID);
//send added email
$body = "You have been added to the " . $this->name . " class at SchoolPress.me.\n\n" . get_permalink($this->id);
wp_mail($email, "SchoolPress - You have been added to a class.", $body);
} else {
//attach email to this group so we add the user after registration
groups_add_groupmeta($this->group->id, "sp_invites", $email);
//send invite email
$body = "You have been invited to the " . $this->name . " class at SchoolPress.me.\n\nFollow this link to register for this class:\n" . get_permalink($this->id);
wp_mail($email, "SchoolPress - You have been invited to a class. Register now.", $body);
}
$okay_emails[] = $email;
}
//reset student list
$this->getStudents(true);
//return true or array of broken emails
if (empty($error_emails)) {
return true;
} else {
return $error_emails;
}
}
/**
* @group groupmeta
* @group groups_add_groupmeta
*/
public function test_groups_add_groupmeta_existing_not_unique()
{
$g = $this->factory->group->create();
groups_add_groupmeta($g, 'foo', 'bar');
$this->assertNotEmpty(groups_add_groupmeta($g, 'foo', 'baz'));
}
