'fail',
'code' => 'error:url',
'message' => 'This domain is blacklisted',
'errorCode' => '403',
);
}
// Add admin page to handle blacklist management
function better_blacklist_add_admin_page() {
yourls_register_plugin_page( 'better_blacklist_domain', 'Blacklist Domains', 'better_blacklist_admin_page' );
}
// Display the blacklist admin page
function better_blacklist_admin_page() {
if ( $_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['action']) && $_POST['action'] === 'blacklist_domain' ) {
better_blacklist_process_form();
} else {
better_blacklist_display_form();
}
}
// Display the form to update the blacklist
function better_blacklist_display_form() {
$nonce = yourls_create_nonce( 'blacklist_domain' );
$blacklist_domains = yourls_get_option( 'better_blacklist_domain_list', 'Enter domain addresses here, one per line' );
if ( $blacklist_domains !== 'Enter domain addresses here, one per line' ) {
$blacklist_domains = implode( "\r\n", unserialize( $blacklist_domains ) );
}
echo <<Blacklist Domains
HTML;
}
// Process the blacklist form submission
function better_blacklist_process_form() {
// Verify nonce for security
yourls_verify_nonce( 'blacklist_domain' );
// Sanitize and process the form input
$blacklist_form = array_filter( array_map( 'trim', explode( "\r\n", $_POST['blacklist_form'] ) ) );
// Alphabetize the blacklist
sort($blacklist_form, SORT_STRING | SORT_FLAG_CASE);
// Update the option with serialized data
yourls_update_option( 'better_blacklist_domain_list', serialize( $blacklist_form ) );
echo "Blacklist updated!
";
if ( empty( $blacklist_form ) ) {
echo "The blacklist is currently empty.
";
} else {
echo "Current blacklisted domains:
";
foreach ( $blacklist_form as $domain ) {
echo "- " . htmlspecialchars($domain, ENT_QUOTES) . "
";
}
echo "
";
}
}