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<?php
namespace WPForms\Admin;
/**
* Dismissible admin notices.
*
* @since 1.6.7.1
*
* @example Dismissible - global:
* \WPForms\Admin\Notice::error(
* 'Fatal error!',
* [
* 'dismiss' => \WPForms\Admin\Notice::DISMISS_GLOBAL,
* 'slug' => 'fatal_error_3678975',
* ]
* );
*
* @example Dismissible - per user:
* \WPForms\Admin\Notice::warning(
* 'Do something please.',
* [
* 'dismiss' => \WPForms\Admin\Notice::DISMISS_USER,
* 'slug' => 'do_something_1238943',
* ]
* );
*
* @example Dismissible - global, add custom class to output and disable auto paragraph in text:
* \WPForms\Admin\Notice::error(
* 'Fatal error!',
* [
* 'dismiss' => \WPForms\Admin\Notice::DISMISS_GLOBAL,
* 'slug' => 'fatal_error_348975',
* 'autop' => false,
* 'class' => 'some-additional-class',
* ]
* );
*
* @example Not dismissible:
* \WPForms\Admin\Notice::success( 'Everything is good!' );
*/
class Notice {
/**
* Not dismissible.
*
* Constant attended to use as the value of the $args['dismiss'] argument.
* DISMISS_NONE means that the notice is not dismissible.
*
* @since 1.6.7.1
*/
const DISMISS_NONE = 0;
/**
* Dismissible global.
*
* Constant attended to use as the value of the $args['dismiss'] argument.
* DISMISS_GLOBAL means that the notice will have the dismiss button, and after clicking this button, the notice will be dismissed for all users.
*
* @since 1.6.7.1
*/
const DISMISS_GLOBAL = 1;
/**
* Dismissible per user.
*
* Constant attended to use as the value of the $args['dismiss'] argument.
* DISMISS_USER means that the notice will have the dismiss button, and after clicking this button, the notice will be dismissed only for the current user..
*
* @since 1.6.7.1
*/
const DISMISS_USER = 2;
/**
* Order of notices by type.
*
* @since 1.9.1
*/
const ORDER = [
'error',
'warning',
'info',
'success',
];
/**
* Added notices.
*
* @since 1.6.7.1
*
* @var array
*/
private $notices = [];
/**
* Init.
*
* @since 1.6.7.1
*/
public function init() {
$this->hooks();
}
/**
* Hooks.
*
* @since 1.6.7.1
*/
public function hooks() {
add_action( 'admin_notices', [ $this, 'display' ], PHP_INT_MAX );
add_action( 'wp_ajax_wpforms_notice_dismiss', [ $this, 'dismiss_ajax' ] );
}
/**
* Enqueue assets.
*
* @since 1.6.7.1
*/
private function enqueues() {
$min = wpforms_get_min_suffix();
wp_enqueue_script(
'wpforms-admin-notices',
WPFORMS_PLUGIN_URL . "assets/js/admin/notices{$min}.js",
[ 'jquery' ],
WPFORMS_VERSION,
true
);
wp_localize_script(
'wpforms-admin-notices',
'wpforms_admin_notices',
[
'ajax_url' => admin_url( 'admin-ajax.php' ),
'nonce' => wp_create_nonce( 'wpforms-admin' ),
]
);
}
/**
* Display the notices.
*
* @since 1.6.7.1
*/
public function display() {
$dismissed_notices = get_user_meta( get_current_user_id(), 'wpforms_admin_notices', true );
$dismissed_notices = is_array( $dismissed_notices ) ? $dismissed_notices : [];
$dismissed_notices = array_merge( $dismissed_notices, (array) get_option( 'wpforms_admin_notices', [] ) );
$dismissed_notices = array_filter( wp_list_pluck( $dismissed_notices, 'dismissed' ) );
$this->notices = array_diff_key( $this->notices, $dismissed_notices );
$output = implode( '', array_column( $this->sort_notices(), 'data' ) );
echo $output; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
// Enqueue script only when it's needed.
if ( strpos( $output, 'is-dismissible' ) !== false ) {
$this->enqueues();
}
}
/**
* Sort notices by type.
*
* @since 1.9.1
*
* @return array Notices.
*/
private function sort_notices(): array {
$ordered_notices = [];
foreach ( self::ORDER as $order ) {
foreach ( $this->notices as $key => $notice ) {
if ( $notice['type'] === $order ) {
$ordered_notices[ $key ] = $notice;
unset( $this->notices[ $key ] );
}
}
}
// Notices that are not in the self::ORDER array merged to the end of array.
return array_merge( $ordered_notices, $this->notices );
}
/**
* Add notice to the registry.
*
* @since 1.6.7.1
*
* @param string $message Message to display.
* @param string $type Type of the notice. Can be [ '' (default) | 'info' | 'error' | 'success' | 'warning' ].
* @param array $args The array of additional arguments. Please see the $defaults array below.
*/
public static function add( $message, $type = '', $args = [] ) {
static $uniq_id = 0;
$defaults = [
'dismiss' => self::DISMISS_NONE, // Dismissible level: one of the self::DISMISS_* const. By default notice is not dismissible.
'slug' => '', // Slug. Should be unique if dismissible is not equal self::DISMISS_NONE.
'autop' => true, // `false` if not needed to pass message through wpautop().
'class' => '', // Additional CSS class.
];
$args = wp_parse_args( $args, $defaults );
$dismissible = (int) $args['dismiss'];
$dismissible = $dismissible > self::DISMISS_USER ? self::DISMISS_USER : $dismissible;
$class = $dismissible > self::DISMISS_NONE ? ' is-dismissible' : '';
$global = ( $dismissible === self::DISMISS_GLOBAL ) ? 'global-' : '';
$slug = sanitize_key( $args['slug'] );
++$uniq_id;
$uniq_id += ( $uniq_id === (int) $slug ) ? 1 : 0;
$notice = [
'type' => $type,
];
$id = 'wpforms-notice-' . $global;
$id .= empty( $slug ) ? $uniq_id : $slug;
$type = ! empty( $type ) ? 'notice-' . esc_attr( sanitize_key( $type ) ) : '';
$class = empty( $args['class'] ) ? $class : $class . ' ' . esc_attr( sanitize_key( $args['class'] ) );
$message = $args['autop'] ? wpautop( $message ) : $message;
$notice['data'] = sprintf(
'<div class="notice wpforms-notice %s%s" id="%s">%s</div>',
esc_attr( $type ),
esc_attr( $class ),
esc_attr( $id ),
$message
);
if ( empty( $slug ) ) {
wpforms()->obj( 'notice' )->notices[] = $notice;
} else {
wpforms()->obj( 'notice' )->notices[ $slug ] = $notice;
}
}
/**
* Add info notice.
*
* @since 1.6.7.1
*
* @param string $message Message to display.
* @param array $args Array of additional arguments. Details in the self::add() method.
*/
public static function info( $message, $args = [] ) {
self::add( $message, 'info', $args );
}
/**
* Add error notice.
*
* @since 1.6.7.1
*
* @param string $message Message to display.
* @param array $args Array of additional arguments. Details in the self::add() method.
*/
public static function error( $message, $args = [] ) {
self::add( $message, 'error', $args );
}
/**
* Add success notice.
*
* @since 1.6.7.1
*
* @param string $message Message to display.
* @param array $args Array of additional arguments. Details in the self::add() method.
*/
public static function success( $message, $args = [] ) {
self::add( $message, 'success', $args );
}
/**
* Add warning notice.
*
* @since 1.6.7.1
*
* @param string $message Message to display.
* @param array $args Array of additional arguments. Details in the self::add() method.
*/
public static function warning( $message, $args = [] ) {
self::add( $message, 'warning', $args );
}
/**
* AJAX routine that updates dismissed notices meta data.
*
* @since 1.6.7.1
*/
public function dismiss_ajax() {
// Run a security check.
check_ajax_referer( 'wpforms-admin', 'nonce' );
// Sanitize POST data.
$post = array_map( 'sanitize_key', wp_unslash( $_POST ) );
// Update notices meta data.
if ( strpos( $post['id'], 'global-' ) !== false ) {
// Check for permissions.
if ( ! wpforms_current_user_can() ) {
wp_send_json_error();
}
$notices = $this->dismiss_global( $post['id'] );
$level = self::DISMISS_GLOBAL;
} else {
$notices = $this->dismiss_user( $post['id'] );
$level = self::DISMISS_USER;
}
/**
* Allows developers to apply additional logic to the dismissing notice process.
* Executes after updating option or user meta (according to the notice level).
*
* @since 1.6.7.1
*
* @param string $notice_id Notice ID (slug).
* @param integer $level Notice level.
* @param array $notices Dismissed notices.
*/
do_action( 'wpforms_admin_notice_dismiss_ajax', $post['id'], $level, $notices );
if ( ! wpforms_debug() ) {
wp_send_json_success();
}
wp_send_json_success(
[
'id' => $post['id'],
'time' => time(),
'level' => $level,
'notices' => $notices,
]
);
}
/**
* AJAX sub-routine that updates dismissed notices option.
*
* @since 1.6.7.1
*
* @param string $id Notice Id.
*
* @return array Notices.
*/
private function dismiss_global( $id ) {
$id = str_replace( 'global-', '', $id );
$notices = get_option( 'wpforms_admin_notices', [] );
$notices[ $id ] = [
'time' => time(),
'dismissed' => true,
];
update_option( 'wpforms_admin_notices', $notices, true );
return $notices;
}
/**
* AJAX sub-routine that updates dismissed notices user meta.
*
* @since 1.6.7.1
*
* @param string $id Notice Id.
*
* @return array Notices.
*/
private function dismiss_user( $id ) {
$user_id = get_current_user_id();
$notices = get_user_meta( $user_id, 'wpforms_admin_notices', true );
$notices = ! is_array( $notices ) ? [] : $notices;
$notices[ $id ] = [
'time' => time(),
'dismissed' => true,
];
update_user_meta( $user_id, 'wpforms_admin_notices', $notices );
return $notices;
}
}