name : settings-licenses.php <?php /** * Settings class for licenses * * @since 1.9 */ class PLL_Settings_Licenses extends PLL_Settings_Module { protected $items; /** * Constructor * * @since 1.9 * * @param object $polylang polylang object */ public function __construct( &$polylang ) { parent::__construct( $polylang, array( 'module' => 'licenses', 'title' => __( 'License keys', 'polylang' ), 'description' => __( 'Manage licenses for Polylang Pro and add-ons.', 'polylang' ), ) ); $this->buttons['cancel'] = sprintf( '<button type="button" class="button button-secondary cancel">%s</button>', __( 'Close', 'polylang' ) ); $this->items = apply_filters( 'pll_settings_licenses', array() ); add_action( 'wp_ajax_pll_deactivate_license', array( $this, 'deactivate_license' ) ); } /** * Tells if the module is active * * @since 1.9 * * @return bool */ public function is_active() { return ! empty( $this->items ); } /** * Displays the settings form * * @since 1.9 */ protected function form() { if ( ! empty( $this->items ) ) { ?> <table id="pll-licenses-table" class="form-table"> <?php foreach ( $this->items as $item ) { echo $this->get_row( $item ); // phpcs:ignore WordPress.Security.EscapeOutput } ?> </table> <?php } } /** * Get the html for a row (one per license key) for display * * @since 1.9 * * @param array $item licence id, name and key * @return string */ protected function get_row( $item ) { if ( ! empty( $item->license_data ) ) { $license = $item->license_data; } $class = 'license-null'; $out = sprintf( '<td><label for="pll-licenses[%1$s]">%2$s</label></td>' . '<td><input name="licenses[%1$s]" id="pll-licenses[%1$s]" type="text" value="%3$s" class="regular-text code" />', esc_attr( $item->id ), esc_attr( $item->name ), esc_html( $item->license_key ) ); if ( ! empty( $license ) && is_object( $license ) ) { $now = current_time( 'timestamp' ); $expiration = strtotime( $license->expires, $now ); // Special case: the license expired after the last check if ( $license->success && $expiration < $now ) { $license->success = false; $license->error = 'expired'; } if ( false === $license->success ) { $class = 'notice-error notice-alt'; switch ( $license->error ) { case 'expired': $message = sprintf( /* translators: %1$s is a date, %2$s is link start tag, %3$s is link end tag. */ __( 'Your license key expired on %1$s. Please %2$srenew your license key%3$s.', 'polylang' ), date_i18n( get_option( 'date_format' ), strtotime( $license->expires, current_time( 'timestamp' ) ) ), sprintf( '<a href="%s" target="_blank">', 'https://polylang.pro/checkout/?edd_license_key=' . $item->license_key ), '</a>' ); break; case 'missing': $message = sprintf( /* translators: %1$s is link start tag, %2$s is link end tag. */ __( 'Invalid license. Please %1$svisit your account page%2$s and verify it.', 'polylang' ), sprintf( '<a href="%s" target="_blank">', 'https://polylang.pro/account' ), '</a>' ); break; case 'invalid': case 'site_inactive': $message = sprintf( /* translators: %1$s is a product name, %2$s is link start tag, %3$s is link end tag. */ __( 'Your %1$s license key is not active for this URL. Please %2$svisit your account page%3$s to manage your license key URLs.', 'polylang' ), $item->name, sprintf( '<a href="%s" target="_blank">', 'https://polylang.pro/account' ), '</a>' ); break; case 'item_name_mismatch': /* translators: %s is a product name */ $message = sprintf( __( 'This is not a %s license key.', 'polylang' ), $item->name ); break; case 'no_activations_left': $message = sprintf( /* translators: %1$s is link start tag, %2$s is link end tag */ __( 'Your license key has reached its activation limit. %1$sView possible upgrades%2$s now.', 'polylang' ), sprintf( '<a href="%s" target="_blank">', 'https://polylang.pro/account' ), '</a>' ); break; } } else { $class = 'license-valid'; $out .= sprintf( '<button id="deactivate_%s" type="button" class="button button-secondary pll-deactivate-license">%s</button>', $item->id, __( 'Deactivate', 'polylang' ) ); if ( 'lifetime' === $license->expires ) { $message = __( 'The license key never expires.', 'polylang' ); } elseif ( $expiration > $now && $expiration - $now < ( DAY_IN_SECONDS * 30 ) ) { $class = 'notice-warning notice-alt'; $message = sprintf( /* translators: %1$s is a date, %2$s is link start tag, %3$s is link end tag. */ __( 'Your license key will expire soon! Precisely, it will expire on %1$s. %2$sRenew your license key today!%3$s.', 'polylang' ), date_i18n( get_option( 'date_format' ), strtotime( $license->expires, $now ) ), sprintf( '<a href="%s" target="_blank">', 'https://polylang.pro/checkout/?edd_license_key=' . $item->license_key ), '</a>' ); } else { $message = sprintf( /* translators: %s is a date */ __( 'Your license key expires on %s.', 'polylang' ), date_i18n( get_option( 'date_format' ), strtotime( $license->expires, $now ) ) ); } } } if ( ! empty( $message ) ) { $out .= '<p>' . $message . '</p>'; } return sprintf( '<tr id="pll-license-%s" class="%s">%s</tr>', $item->id, $class, $out ); } /** * Ajax method to save the license keys and activate the licenses at the same time * Overrides parent's method * * @since 1.9 */ public function save_options() { check_ajax_referer( 'pll_options', '_pll_nonce' ); if ( ! current_user_can( 'manage_options' ) ) { wp_die( -1 ); } if ( isset( $_POST['module'] ) && $this->module === $_POST['module'] && ! empty( $_POST['licenses'] ) ) { $x = new WP_Ajax_Response(); foreach ( $this->items as $item ) { if ( ! empty( $_POST['licenses'][ $item->id ] ) ) { $updated_item = $item->activate_license( sanitize_key( $_POST['licenses'][ $item->id ] ) ); $x->Add( array( 'what' => 'license-update', 'data' => $item->id, 'supplemental' => array( 'html' => $this->get_row( $updated_item ) ) ) ); } } // Updated message add_settings_error( 'general', 'settings_updated', __( 'Settings saved.', 'polylang' ), 'updated' ); ob_start(); settings_errors(); $x->Add( array( 'what' => 'success', 'data' => ob_get_clean() ) ); $x->send(); } } /** * Ajax method to deactivate a license * * @since 1.9 */ public function deactivate_license() { check_ajax_referer( 'pll_options', '_pll_nonce' ); if ( ! current_user_can( 'manage_options' ) ) { wp_die( -1 ); } if ( ! isset( $_POST['id'] ) ) { wp_die( 0 ); } $id = substr( sanitize_text_field( wp_unslash( $_POST['id'] ) ), 11 ); wp_send_json( array( 'id' => $id, 'html' => $this->get_row( $this->items[ $id ]->deactivate_license() ), ) ); } }