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<?php

/**
 * Multisite sites administration panel.
 *
 * @package WordPress
 * @subpackage Multisite
 * @since 3.0.0
 */


/** Load WordPress Administration Bootstrap */
require_once __DIR__ . '/admin.php';

if ( ! current_user_can( 'manage_sites' ) ) {
  wp_die( __( 'Sorry, you are not allowed to access this page.' ), 403 );
}

$wp_list_table = _get_list_table( 'WP_MS_Sites_List_Table' );
$pagenum       = $wp_list_table->get_pagenum();

// Used in the HTML title tag.
$title       = __( 'Sites' );
$parent_file = 'sites.php';

add_screen_option( 'per_page' );

get_current_screen()->add_help_tab(
  array(
    'id'      => 'overview',
    'title'   => __( 'Overview' ),
    'content' =>
      '<p>' . __( 'Add New takes you to the Add New Site screen. You can search for a site by Name, ID number, or IP address. Screen Options allows you to choose how many sites to display on one page.' ) . '</p>' .
      '<p>' . __( 'This is the main table of all sites on this network. Switch between list and excerpt views by using the icons above the right side of the table.' ) . '</p>' .
      '<p>' . __( 'Hovering over each site reveals seven options (three for the primary site):' ) . '</p>' .
      '<ul><li>' . __( 'An Edit link to a separate Edit Site screen.' ) . '</li>' .
      '<li>' . __( 'Dashboard leads to the Dashboard for that site.' ) . '</li>' .
      '<li>' . __( 'Deactivate, Archive, and Spam which lead to confirmation screens. These actions can be reversed later.' ) . '</li>' .
      '<li>' . __( 'Delete which is a permanent action after the confirmation screens.' ) . '</li>' .
      '<li>' . __( 'Visit to go to the front-end site live.' ) . '</li></ul>' .
      '<p>' . __( 'The site ID is used internally, and is not shown on the front end of the site or to users/viewers.' ) . '</p>' .
      '<p>' . __( 'Clicking on bold headings can re-sort this table.' ) . '</p>',
  )
);

get_current_screen()->set_help_sidebar(
  '<p><strong>' . __( 'For more information:' ) . '</strong></p>' .
  '<p>' . __( '<a href="https://wordpress.org/documentation/article/network-admin-sites-screen/">Documentation on Site Management</a>' ) . '</p>' .
  '<p>' . __( '<a href="https://wordpress.org/support/forum/multisite/">Support forums</a>' ) . '</p>'
);

get_current_screen()->set_screen_reader_content(
  array(
    'heading_pagination' => __( 'Sites list navigation' ),
    'heading_list'       => __( 'Sites list' ),
  )
);

$id = isset( $_REQUEST['id'] ) ? (int) $_REQUEST['id'] : 0;

if ( isset( $_GET['action'] ) ) {
  
/** This action is documented in wp-admin/network/edit.php */
  do_action( 'wpmuadminedit' );

  // A list of valid actions and their associated messaging for confirmation output.
  $manage_actions = array(
    /* translators: %s: Site URL. */
    'activateblog'   => __( 'You are about to activate the site %s.' ),
    /* translators: %s: Site URL. */
    'deactivateblog' => __( 'You are about to deactivate the site %s.' ),
    /* translators: %s: Site URL. */
    'unarchiveblog'  => __( 'You are about to unarchive the site %s.' ),
    /* translators: %s: Site URL. */
    'archiveblog'    => __( 'You are about to archive the site %s.' ),
    /* translators: %s: Site URL. */
    'unspamblog'     => __( 'You are about to unspam the site %s.' ),
    /* translators: %s: Site URL. */
    'spamblog'       => __( 'You are about to mark the site %s as spam.' ),
    /* translators: %s: Site URL. */
    'deleteblog'     => __( 'You are about to delete the site %s.' ),
    /* translators: %s: Site URL. */
    'unmatureblog'   => __( 'You are about to mark the site %s as mature.' ),
    /* translators: %s: Site URL. */
    'matureblog'     => __( 'You are about to mark the site %s as not mature.' ),
  );

  if ( 'confirm' === $_GET['action'] ) {
    // The action2 parameter contains the action being taken on the site.
    $site_action = $_GET['action2'];

    if ( ! array_key_exists( $site_action, $manage_actions ) ) {
      wp_die( __( 'The requested action is not valid.' ) );
    }

    // The mature/unmature UI exists only as external code. Check the "confirm" nonce for backward compatibility.
    if ( 'matureblog' === $site_action || 'unmatureblog' === $site_action ) {
      check_admin_referer( 'confirm' );
    } else {
      check_admin_referer( $site_action . '_' . $id );
    }

    if ( ! headers_sent() ) {
      nocache_headers();
      header( 'Content-Type: text/html; charset=utf-8' );
    }

    if ( get_network()->site_id == $id ) {
      wp_die( __( 'Sorry, you are not allowed to change the current site.' ) );
    }

    $site_details = get_site( $id );
    $site_address = untrailingslashit( $site_details->domain . $site_details->path );

    require_once ABSPATH . 'wp-admin/admin-header.php';
    ?>
			<div class="wrap">
				<h1><?php _e( 'Confirm your action' ); ?></h1>
				<form action="sites.php?action=<?php echo esc_attr( $site_action ); ?>" method="post">
					<input type="hidden" name="action" value="<?php echo esc_attr( $site_action ); ?>" />
					<input type="hidden" name="id" value="<?php echo esc_attr( $id ); ?>" />
					<input type="hidden" name="_wp_http_referer" value="<?php echo esc_attr( wp_get_referer() ); ?>" />
					<?php wp_nonce_field( $site_action . '_' . $id, '_wpnonce', false ); ?>
					<p><?php printf( $manage_actions[ $site_action ], $site_address ); ?></p>
					<?php submit_button( __( 'Confirm' ), 'primary' ); ?>
				</form>
			</div>
		<?php
    require_once ABSPATH . 'wp-admin/admin-footer.php';
    exit;
  } elseif ( array_key_exists( $_GET['action'], $manage_actions ) ) {
    $action = $_GET['action'];
    check_admin_referer( $action . '_' . $id );
  } elseif ( 'allblogs' === $_GET['action'] ) {
    check_admin_referer( 'bulk-sites' );
  }

  $updated_action = '';

  switch ( $_GET['action'] ) {

    case 'deleteblog':
      if ( ! current_user_can( 'delete_sites' ) ) {
        wp_die( __( 'Sorry, you are not allowed to access this page.' ), '', array( 'response' => 403 ) );
      }

      $updated_action = 'not_deleted';
      if ( '0' != $id && get_network()->site_id != $id && current_user_can( 'delete_site', $id ) ) {
        wpmu_delete_blog( $id, true );
        $updated_action = 'delete';
      }
      break;

    case 'delete_sites':
      check_admin_referer( 'ms-delete-sites' );

      foreach ( (array) $_POST['site_ids'] as $site_id ) {
        $site_id = (int) $site_id;

        if ( get_network()->site_id == $site_id ) {
          continue;
        }

        if ( ! current_user_can( 'delete_site', $site_id ) ) {
          $site         = get_site( $site_id );
          $site_address = untrailingslashit( $site->domain . $site->path );

          wp_die(
            sprintf(
              /* translators: %s: Site URL. */
              __( 'Sorry, you are not allowed to delete the site %s.' ),
              $site_address
            ),
            403
          );
        }

        $updated_action = 'all_delete';
        wpmu_delete_blog( $site_id, true );
      }
      break;

    case 'allblogs':
      if ( isset( $_POST['action'] ) && isset( $_POST['allblogs'] ) ) {
        $doaction = $_POST['action'];

        foreach ( (array) $_POST['allblogs'] as $key => $val ) {
          if ( '0' != $val && get_network()->site_id != $val ) {
            switch ( $doaction ) {
              case 'delete':
                require_once ABSPATH . 'wp-admin/admin-header.php';
                ?>
								<div class="wrap">
									<h1><?php _e( 'Confirm your action' ); ?></h1>
									<form action="sites.php?action=delete_sites" method="post">
										<input type="hidden" name="action" value="delete_sites" />
										<input type="hidden" name="_wp_http_referer" value="<?php echo esc_attr( wp_get_referer() ); ?>" />
										<?php wp_nonce_field( 'ms-delete-sites', '_wpnonce', false ); ?>
										<p><?php _e( 'You are about to delete the following sites:' ); ?></p>
										<ul class="ul-disc">
											<?php
                      foreach ( $_POST['allblogs'] as $site_id ) :
                        $site         = get_site( $site_id );
                        $site_address = untrailingslashit( $site->domain . $site->path );
                        ?>
												<li>
													<?php echo $site_address; ?>
													<input type="hidden" name="site_ids[]" value="<?php echo (int) $site_id; ?>" />
												</li>
											<?php endforeach; ?>
										</ul>
										<?php submit_button( __( 'Confirm' ), 'primary' ); ?>
									</form>
								</div>
								<?php
                require_once ABSPATH . 'wp-admin/admin-footer.php';
                exit;
              break;

              case 'spam':
              case 'notspam':
                $updated_action = ( 'spam' === $doaction ) ? 'all_spam' : 'all_notspam';
                update_blog_status( $val, 'spam', ( 'spam' === $doaction ) ? '1' : '0' );
                break;
            }
          } else {
            wp_die( __( 'Sorry, you are not allowed to change the current site.' ) );
          }
        }

        if ( ! in_array( $doaction, array( 'delete', 'spam', 'notspam' ), true ) ) {
          $redirect_to = wp_get_referer();
          $blogs       = (array) $_POST['allblogs'];

          
/** This action is documented in wp-admin/network/site-themes.php */
          $redirect_to = apply_filters( 'handle_network_bulk_actions-' . get_current_screen()->id, $redirect_to, $doaction, $blogs, $id ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores

          wp_safe_redirect( $redirect_to );
          exit;
        }
      } else {
        // Process query defined by WP_MS_Site_List_Table::extra_table_nav().
        $location = remove_query_arg(
          array( '_wp_http_referer', '_wpnonce' ),
          add_query_arg( $_POST, network_admin_url( 'sites.php' ) )
        );

        wp_redirect( $location );
        exit;
      }

      break;

    case 'archiveblog':
    case 'unarchiveblog':
      update_blog_status( $id, 'archived', ( 'archiveblog' === $_GET['action'] ) ? '1' : '0' );
      break;

    case 'activateblog':
      update_blog_status( $id, 'deleted', '0' );

      
/**
 * Fires after a network site is activated.
 *
 * @since MU (3.0.0)
 *
 * @param int $id The ID of the activated site.
 */
      do_action( 'activate_blog', $id );
      break;

    case 'deactivateblog':
      
/**
 * Fires before a network site is deactivated.
 *
 * @since MU (3.0.0)
 *
 * @param int $id The ID of the site being deactivated.
 */
      do_action( 'deactivate_blog', $id );

      update_blog_status( $id, 'deleted', '1' );
      break;

    case 'unspamblog':
    case 'spamblog':
      update_blog_status( $id, 'spam', ( 'spamblog' === $_GET['action'] ) ? '1' : '0' );
      break;

    case 'unmatureblog':
    case 'matureblog':
      update_blog_status( $id, 'mature', ( 'matureblog' === $_GET['action'] ) ? '1' : '0' );
      break;
  }

  if ( empty( $updated_action ) && array_key_exists( $_GET['action'], $manage_actions ) ) {
    $updated_action = $_GET['action'];
  }

  if ( ! empty( $updated_action ) ) {
    wp_safe_redirect( add_query_arg( array( 'updated' => $updated_action ), wp_get_referer() ) );
    exit;
  }
}

$msg = '';
if ( isset( $_GET['updated'] ) ) {
  $action = $_GET['updated'];

  switch ( $action ) {
    case 'all_notspam':
      $msg = __( 'Sites removed from spam.' );
      break;
    case 'all_spam':
      $msg = __( 'Sites marked as spam.' );
      break;
    case 'all_delete':
      $msg = __( 'Sites deleted.' );
      break;
    case 'delete':
      $msg = __( 'Site deleted.' );
      break;
    case 'not_deleted':
      $msg = __( 'Sorry, you are not allowed to delete that site.' );
      break;
    case 'archiveblog':
      $msg = __( 'Site archived.' );
      break;
    case 'unarchiveblog':
      $msg = __( 'Site unarchived.' );
      break;
    case 'activateblog':
      $msg = __( 'Site activated.' );
      break;
    case 'deactivateblog':
      $msg = __( 'Site deactivated.' );
      break;
    case 'unspamblog':
      $msg = __( 'Site removed from spam.' );
      break;
    case 'spamblog':
      $msg = __( 'Site marked as spam.' );
      break;
    default:
      
/**
 * Filters a specific, non-default, site-updated message in the Network admin.
 *
 * The dynamic portion of the hook name, `$action`, refers to the non-default
 * site update action.
 *
 * @since 3.1.0
 *
 * @param string $msg The update message. Default 'Settings saved'.
 */
      $msg = apply_filters( "network_sites_updated_message_{$action}", __( 'Settings saved.' ) );
      break;
  }

  if ( ! empty( $msg ) ) {
    $msg = '<div id="message" class="notice notice-success is-dismissible"><p>' . $msg . '</p></div>';
  }
}

$wp_list_table->prepare_items();

require_once ABSPATH . 'wp-admin/admin-header.php';
?>

<div class="wrap">
<h1 class="wp-heading-inline"><?php _e( 'Sites' ); ?></h1>

<?php if ( current_user_can( 'create_sites' ) ) : ?>
	<a href="<?php echo esc_url( network_admin_url( 'site-new.php' ) ); ?>" class="page-title-action"><?php echo esc_html_x( 'Add New', 'site' ); ?></a>
<?php endif; ?>

<?php
if ( isset( $_REQUEST['s'] ) && strlen( $_REQUEST['s'] ) ) {
  echo '<span class="subtitle">';
  printf(
    /* translators: %s: Search query. */
    __( 'Search results for: %s' ),
    '<strong>' . esc_html( $s ) . '</strong>'
  );
  echo '</span>';
}
?>

<hr class="wp-header-end">

<?php $wp_list_table->views(); ?>

<?php echo $msg; ?>

<form method="get" id="ms-search" class="wp-clearfix">
<?php $wp_list_table->search_box( __( 'Search Sites' ), 'site' ); ?>
<input type="hidden" name="action" value="blogs" />
</form>

<form id="form-site-list" action="sites.php?action=allblogs" method="post">
	<?php $wp_list_table->display(); ?>
</form>
</div>
<?php

require_once ABSPATH . 'wp-admin/admin-footer.php'; ?>