PHP WC_Admin_Notices::has_notice方法代碼示例

 /**
  * Install actions such as installing pages when a button is clicked.
  */
 public static function install_actions()
 {
     // Install - Add pages button
     if (!empty($_GET['install_woocommerce_pages'])) {
         self::create_pages();
         // We no longer need to install pages
         WC_Admin_Notices::remove_notice('install');
         // What's new redirect
         if (!WC_Admin_Notices::has_notice('update')) {
             delete_transient('_wc_activation_redirect');
             wp_redirect(admin_url('index.php?page=wc-about&wc-updated=true'));
             exit;
         }
         // Update button
     } elseif (!empty($_GET['do_update_woocommerce'])) {
         self::update();
         // Update complete
         WC_Admin_Notices::remove_notice('update');
         // What's new redirect
         if (!WC_Admin_Notices::has_notice('install')) {
             delete_transient('_wc_activation_redirect');
             wp_redirect(admin_url('index.php?page=wc-about&wc-updated=true'));
             exit;
         }
     }
 }

 /**
  * Handle redirects to setup/welcome page after install and updates.
  *
  * For setup wizard, transient must be present, the user must have access rights, and we must ignore the network/bulk plugin updaters.
  */
 public function admin_redirects()
 {
     // Nonced plugin install redirects (whitelisted)
     if (!empty($_GET['wc-install-plugin-redirect'])) {
         $plugin_slug = wc_clean($_GET['wc-install-plugin-redirect']);
         if (current_user_can('install_plugins') && in_array($plugin_slug, array('woocommerce-gateway-stripe'))) {
             $nonce = wp_create_nonce('install-plugin_' . $plugin_slug);
             $url = self_admin_url('update.php?action=install-plugin&plugin=' . $plugin_slug . '&_wpnonce=' . $nonce);
         } else {
             $url = admin_url('plugin-install.php?tab=search&type=term&s=' . $plugin_slug);
         }
         wp_safe_redirect($url);
         exit;
     }
     // Setup wizard redirect
     if (get_transient('_wc_activation_redirect')) {
         delete_transient('_wc_activation_redirect');
         if (!empty($_GET['page']) && in_array($_GET['page'], array('wc-setup')) || is_network_admin() || isset($_GET['activate-multi']) || !current_user_can('manage_woocommerce') || apply_filters('woocommerce_prevent_automatic_wizard_redirect', false)) {
             return;
         }
         // If the user needs to install, send them to the setup wizard
         if (WC_Admin_Notices::has_notice('install')) {
             wp_safe_redirect(admin_url('index.php?page=wc-setup'));
             exit;
         }
     }
 }

 /**
  * Handle redirects to setup/welcome page after install and updates.
  *
  * Transient must be present, the user must have access rights, and we must ignore the network/bulk plugin updaters.
  */
 public function admin_redirects()
 {
     if (!get_transient('_wc_activation_redirect')) {
         return;
     }
     delete_transient('_wc_activation_redirect');
     if (!empty($_GET['page']) && in_array($_GET['page'], array('wc-setup')) || is_network_admin() || isset($_GET['activate-multi']) || !current_user_can('manage_woocommerce') || apply_filters('woocommerce_prevent_automatic_wizard_redirect', false)) {
         return;
     }
     // If the user needs to install, send them to the setup wizard
     if (WC_Admin_Notices::has_notice('install')) {
         wp_safe_redirect(admin_url('index.php?page=wc-setup'));
         exit;
     }
 }

 /**
  * Handle redirects to setup/welcome page after install and updates.
  *
  * Transient must be present, the user must have access rights, and we must ignore the network/bulk plugin updaters.
  */
 public function admin_redirects()
 {
     if (!get_transient('_wc_activation_redirect') || is_network_admin() || isset($_GET['activate-multi']) || !current_user_can('manage_woocommerce')) {
         return;
     }
     delete_transient('_wc_activation_redirect');
     if (!empty($_GET['page']) && in_array($_GET['page'], array('wc-setup', 'wc-about'))) {
         return;
     }
     // If the user needs to install, send them to the setup wizard
     if (WC_Admin_Notices::has_notice('install')) {
         wp_safe_redirect(admin_url('index.php?page=wc-setup'));
         exit;
         // Otherwise, the welcome page
     } else {
         wp_safe_redirect(admin_url('index.php?page=wc-about'));
         exit;
     }
 }

 /**
  * Sends user to the welcome page on first activation.
  */
 public function welcome()
 {
     // Bail if no activation redirect transient is set
     if (!get_transient('_wc_activation_redirect')) {
         return;
     }
     // Delete the redirect transient
     delete_transient('_wc_activation_redirect');
     // Bail if we are waiting to install or update via the interface update/install links
     if (WC_Admin_Notices::has_notice('install') || WC_Admin_Notices::has_notice('update')) {
         return;
     }
     // Bail if activating from network, or bulk, or within an iFrame
     if (is_network_admin() || isset($_GET['activate-multi']) || defined('IFRAME_REQUEST')) {
         return;
     }
     if (isset($_GET['action']) && 'upgrade-plugin' == $_GET['action'] || !empty($_GET['page']) && $_GET['page'] === 'wc-about') {
         return;
     }
     wp_redirect(admin_url('index.php?page=wc-about'));
     exit;
 }