'pro', 'key' => acf_pro_get_license_key(), 'slug' => acf_get_setting('slug'), 'basename' => acf_get_setting('basename'), 'version' => acf_get_setting('version'), )); // admin if( is_admin() ) { add_action('in_plugin_update_message-' . acf_get_setting('basename'), array($this, 'modify_plugin_update_message'), 10, 2 ); } } /* * modify_plugin_update_message * * Displays an update message for plugin list screens. * * @type function * @date 14/06/2016 * @since 5.3.8 * * @param $message (string) * @param $plugin_data (array) * @param $r (object) * @return $message */ function modify_plugin_update_message( $plugin_data, $response ) { // bail ealry if has key if( acf_pro_get_license_key() ) return; // display message echo '
' . sprintf( __('To enable updates, please enter your license key on the Updates page. If you don\'t have a licence key, please see details & pricing.', 'acf'), admin_url('edit.php?post_type=acf-field-group&page=acf-settings-updates'), 'https://www.advancedcustomfields.com/pro' ); } } // initialize new acf_pro_updates(); endif; // class_exists check /* * acf_pro_get_license * * This function will return the license * * @type function * @date 20/09/2016 * @since 5.4.0 * * @param n/a * @return n/a */ function acf_pro_get_license() { // get option $license = get_option('acf_pro_license'); // bail early if no value if( !$license ) return false; // decode $license = maybe_unserialize(base64_decode($license)); // bail early if corrupt if( !is_array($license) ) return false; // return return $license; } /* * acf_pro_get_license_key * * This function will return the license key * * @type function * @date 20/09/2016 * @since 5.4.0 * * @param n/a * @return n/a */ function acf_pro_get_license_key() { // vars $license = acf_pro_get_license(); $home_url = home_url(); // bail early if empty if( !$license || !$license['key'] ) return false; // bail early if url has changed if( acf_strip_protocol($license['url']) !== acf_strip_protocol($home_url) ) return false; // return return $license['key']; } /* * acf_pro_update_license * * This function will update the DB license * * @type function * @date 20/09/2016 * @since 5.4.0 * * @param $key (string) * @return n/a */ function acf_pro_update_license( $key = '' ) { // vars $value = ''; // key if( $key ) { // vars $data = array( 'key' => $key, 'url' => home_url() ); // encode $value = base64_encode(maybe_serialize($data)); } // re-register update (key has changed) acf_register_plugin_update(array( 'id' => 'pro', 'key' => $key, 'slug' => acf_get_setting('slug'), 'basename' => acf_get_setting('basename'), 'version' => acf_get_setting('version'), )); // update return update_option('acf_pro_license', $value); } ?>