woocommerce/includes/admin/class-wc-admin-notices.php

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<?php
/**
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* Display notices in admin
*
* @author WooThemes
* @category Admin
* @package WooCommerce/Admin
* @version 2.3.0
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
/**
* WC_Admin_Notices Class.
*/
class WC_Admin_Notices {
/**
* Array of notices - name => callback.
* @var array
*/
private $core_notices = array(
'install' => 'install_notice',
'update' => 'update_notice',
'template_files' => 'template_file_check_notice',
'theme_support' => 'theme_check_notice',
'legacy_shipping' => 'legacy_shipping_notice',
);
/**
* Constructor.
*/
public function __construct() {
add_action( 'switch_theme', array( $this, 'reset_admin_notices' ) );
add_action( 'woocommerce_installed', array( $this, 'reset_admin_notices' ) );
add_action( 'wp_loaded', array( $this, 'hide_notices' ) );
if ( current_user_can( 'manage_woocommerce' ) ) {
add_action( 'admin_print_styles', array( $this, 'add_notices' ) );
}
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}
/**
* Remove all notices.
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*/
public static function remove_all_notices() {
delete_option( 'woocommerce_admin_notices' );
}
/**
* Reset notices for themes when switched or a new version of WC is installed.
*/
public function reset_admin_notices() {
if ( ! current_theme_supports( 'woocommerce' ) && ! in_array( get_option( 'template' ), wc_get_core_supported_themes() ) ) {
self::add_notice( 'theme_support' );
}
self::add_notice( 'template_files' );
}
/**
* Show a notice.
* @param string $name
*/
public static function add_notice( $name ) {
$notices = array_unique( array_merge( get_option( 'woocommerce_admin_notices', array() ), array( $name ) ) );
update_option( 'woocommerce_admin_notices', $notices );
}
/**
* Remove a notice from being displayed.
* @param string $name
*/
public static function remove_notice( $name ) {
$notices = array_diff( get_option( 'woocommerce_admin_notices', array() ), array( $name ) );
update_option( 'woocommerce_admin_notices', $notices );
}
/**
* See if a notice is being shown.
* @param string $name
* @return boolean
*/
public static function has_notice( $name ) {
return in_array( $name, get_option( 'woocommerce_admin_notices', array() ) );
}
/**
* Hide a notice if the GET variable is set.
*/
public function hide_notices() {
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if ( isset( $_GET['wc-hide-notice'] ) && isset( $_GET['_wc_notice_nonce'] ) ) {
if ( ! wp_verify_nonce( $_GET['_wc_notice_nonce'], 'woocommerce_hide_notices_nonce' ) ) {
wp_die( __( 'Action failed. Please refresh the page and retry.', 'woocommerce' ) );
}
if ( ! current_user_can( 'manage_woocommerce' ) ) {
wp_die( __( 'Cheatin&#8217; huh?', 'woocommerce' ) );
}
$hide_notice = sanitize_text_field( $_GET['wc-hide-notice'] );
self::remove_notice( $hide_notice );
do_action( 'woocommerce_hide_' . $hide_notice . '_notice' );
}
}
/**
* Add notices + styles if needed.
*/
public function add_notices() {
$notices = get_option( 'woocommerce_admin_notices', array() );
if ( $notices ) {
wp_enqueue_style( 'woocommerce-activation', plugins_url( '/assets/css/activation.css', WC_PLUGIN_FILE ) );
foreach ( $notices as $notice ) {
if ( ! empty( $this->core_notices[ $notice ] ) && apply_filters( 'woocommerce_show_admin_notice', true, $notice ) ) {
add_action( 'admin_notices', array( $this, $this->core_notices[ $notice ] ) );
}
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}
}
}
/**
* If we need to update, include a message with the update button.
*/
public function update_notice() {
include( 'views/html-notice-update.php' );
}
/**
* If we have just installed, show a message with the install pages button.
*/
public function install_notice() {
include( 'views/html-notice-install.php' );
}
/**
* Show the Theme Check notice.
*/
public function theme_check_notice() {
if ( ! current_theme_supports( 'woocommerce' ) && ! in_array( get_option( 'template' ), wc_get_core_supported_themes() ) ) {
include( 'views/html-notice-theme-support.php' );
} else {
self::remove_notice( 'theme_support' );
}
}
/**
* Show a notice highlighting bad template files.
*/
public function template_file_check_notice() {
$core_templates = WC_Admin_Status::scan_template_files( WC()->plugin_path() . '/templates' );
$outdated = false;
foreach ( $core_templates as $file ) {
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$theme_file = false;
if ( file_exists( get_stylesheet_directory() . '/' . $file ) ) {
$theme_file = get_stylesheet_directory() . '/' . $file;
} elseif ( file_exists( get_stylesheet_directory() . '/woocommerce/' . $file ) ) {
$theme_file = get_stylesheet_directory() . '/woocommerce/' . $file;
} elseif ( file_exists( get_template_directory() . '/' . $file ) ) {
$theme_file = get_template_directory() . '/' . $file;
} elseif( file_exists( get_template_directory() . '/woocommerce/' . $file ) ) {
$theme_file = get_template_directory() . '/woocommerce/' . $file;
}
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if ( $theme_file !== false ) {
$core_version = WC_Admin_Status::get_file_version( WC()->plugin_path() . '/templates/' . $file );
$theme_version = WC_Admin_Status::get_file_version( $theme_file );
if ( $core_version && $theme_version && version_compare( $theme_version, $core_version, '<' ) ) {
$outdated = true;
break;
}
}
}
if ( $outdated ) {
include( 'views/html-notice-template-check.php' );
} else {
self::remove_notice( 'template_files' );
}
}
/**
* Show a notice asking users to convert to shipping zones.
*/
public function legacy_shipping_notice() {
$maybe_load_legacy_methods = array( 'flat_rate', 'free_shipping', 'international_delivery', 'local_delivery', 'local_pickup' );
$enabled = false;
foreach ( $maybe_load_legacy_methods as $method ) {
$options = get_option( 'woocommerce_' . $method . '_settings' );
if ( $options && isset( $options['enabled'] ) && 'yes' === $options['enabled'] ) {
$enabled = true;
}
}
if ( $enabled ) {
include( 'views/html-notice-legacy-shipping.php' );
} else {
self::remove_notice( 'template_files' );
}
}
}
new WC_Admin_Notices();