1<?php
  2/**
  3 * Edit Term Administration Screen.
  4 *
  5 * @package WordPress
  6 * @subpackage Administration
  7 * @since 4.5.0
  8 */
  9
 10/** WordPress Administration Bootstrap */
 11require_once __DIR__ . '/admin.php';
 12
 13if ( empty( $_REQUEST['tag_ID'] ) ) {
 14	$sendback = admin_url( 'edit-tags.php' );
 15	if ( ! empty( $taxnow ) ) {
 16		$sendback = add_query_arg( array( 'taxonomy' => $taxnow ), $sendback );
 17	}
 18
 19	if ( 'post' !== get_current_screen()->post_type ) {
 20		$sendback = add_query_arg( 'post_type', get_current_screen()->post_type, $sendback );
 21	}
 22
 23	wp_redirect( sanitize_url( $sendback ) );
 24	exit;
 25}
 26
 27$tag_ID = absint( $_REQUEST['tag_ID'] );
 28$tag    = get_term( $tag_ID, $taxnow, OBJECT, 'edit' );
 29
 30if ( ! $tag instanceof WP_Term ) {
 31	wp_die( __( 'You attempted to edit an item that does not exist. Perhaps it was deleted?' ) );
 32}
 33
 34$tax      = get_taxonomy( $tag->taxonomy );
 35$taxonomy = $tax->name;
 36$title    = $tax->labels->edit_item;
 37
 38if ( ! in_array( $taxonomy, get_taxonomies( array( 'show_ui' => true ) ), true )
 39	|| ! current_user_can( 'edit_term', $tag->term_id )
 40) {
 41	wp_die(
 42		'<h1>' . __( 'You need a higher level of permission.' ) . '</h1>' .
 43		'<p>' . __( 'Sorry, you are not allowed to edit this item.' ) . '</p>',
 44		403
 45	);
 46}
 47
 48$post_type = get_current_screen()->post_type;
 49
 50// Default to the first object_type associated with the taxonomy if no post type was passed.
 51if ( empty( $post_type ) ) {
 52	$post_type = reset( $tax->object_type );
 53}
 54
 55if ( 'post' !== $post_type ) {
 56	$parent_file  = ( 'attachment' === $post_type ) ? 'upload.php' : "edit.php?post_type=$post_type";
 57	$submenu_file = "edit-tags.php?taxonomy=$taxonomy&amp;post_type=$post_type";
 58} elseif ( 'link_category' === $taxonomy ) {
 59	$parent_file  = 'link-manager.php';
 60	$submenu_file = 'edit-tags.php?taxonomy=link_category';
 61} else {
 62	$parent_file  = 'edit.php';
 63	$submenu_file = "edit-tags.php?taxonomy=$taxonomy";
 64}
 65
 66get_current_screen()->set_screen_reader_content(
 67	array(
 68		'heading_pagination' => $tax->labels->items_list_navigation,
 69		'heading_list'       => $tax->labels->items_list,
 70	)
 71);
 72wp_enqueue_script( 'admin-tags' );
 73require_once ABSPATH . 'wp-admin/admin-header.php';
 74require ABSPATH . 'wp-admin/edit-tag-form.php';
 75require_once ABSPATH . 'wp-admin/admin-footer.php';
 76