enmi-conf.org: comparison wp/wp-admin/includes/post.php

equal deleted inserted replaced

-:7b1b88e27a20
+:48c4eec2b7e6
 		} else {
 			$post_data['post_author'] = (int) $post_data['user_ID'];
 		}
 	}
-	if ( isset( $post_data['user_ID'] ) && ( $post_data['post_author'] != $post_data['user_ID'] )
+	if ( isset( $post_data['user_ID'] ) && ( $post_data['post_author'] !== $post_data['user_ID'] )
 		&& ! current_user_can( $ptype->cap->edit_others_posts ) ) {
 		if ( $update ) {
 			if ( 'page' === $post_data['post_type'] ) {
 				return new WP_Error( 'edit_others_pages', __( 'Sorry, you are not allowed to edit pages as this user.' ) );
 		$post_data['post_status'] = $previous_status ? $previous_status : 'pending';
 	}
 	$published_statuses = array( 'publish', 'future' );
-	// Posts 'submitted for approval' are submitted to $_POST the same as if they were being published.
+	/*
-	// Change status from 'publish' to 'pending' if user lacks permissions to publish or to resave published posts.
+	 * Posts 'submitted for approval' are submitted to $_POST the same as if they were being published.
+	 * Change status from 'publish' to 'pending' if user lacks permissions to publish or to resave published posts.
+	 */
 	if ( isset( $post_data['post_status'] )
 		&& ( in_array( $post_data['post_status'], $published_statuses, true )
 		&& ! current_user_can( $ptype->cap->publish_posts ) )
 	) {
 		if ( ! in_array( $previous_status, $published_statuses, true ) || ! current_user_can( 'edit_post', $post_id ) ) {
 	if ( ! isset( $post_data['ping_status'] ) ) {
 		$post_data['ping_status'] = 'closed';
 	}
 	foreach ( array( 'aa', 'mm', 'jj', 'hh', 'mn' ) as $timeunit ) {
-		if ( ! empty( $post_data[ 'hidden_' . $timeunit ] ) && $post_data[ 'hidden_' . $timeunit ] != $post_data[ $timeunit ] ) {
+		if ( ! empty( $post_data[ 'hidden_' . $timeunit ] ) && $post_data[ 'hidden_' . $timeunit ] !== $post_data[ $timeunit ] ) {
 			$post_data['edit_date'] = '1';
 			break;
 		}
 	}
 		$valid_date = wp_checkdate( $mm, $jj, $aa, $post_data['post_date'] );
 		if ( ! $valid_date ) {
 			return new WP_Error( 'invalid_date', __( 'Invalid date.' ) );
 		}
-		$post_data['post_date_gmt'] = get_gmt_from_date( $post_data['post_date'] );
+		/*
+		 * Only assign a post date if the user has explicitly set a new value.
+		 * See #59125 and #19907.
+		 */
+		$previous_date = $post_id ? get_post_field( 'post_date', $post_id ) : false;
+		if ( $previous_date && $previous_date !== $post_data['post_date'] ) {
+			$post_data['edit_date']     = true;
+			$post_data['post_date_gmt'] = get_gmt_from_date( $post_data['post_date'] );
+		} else {
+			$post_data['edit_date'] = false;
+			unset( $post_data['post_date'] );
+			unset( $post_data['post_date_gmt'] );
+		}
 	}
 	if ( isset( $post_data['post_category'] ) ) {
 		$category_object = get_taxonomy( 'category' );
 		if ( ! current_user_can( $category_object->cap->assign_terms ) ) {
 	}
 	// Clear out any data in internal vars.
 	unset( $post_data['filter'] );
-	$post_ID = (int) $post_data['post_ID'];
+	$post_id = (int) $post_data['post_ID'];
-	$post    = get_post( $post_ID );
+	$post    = get_post( $post_id );
 	$post_data['post_type']      = $post->post_type;
 	$post_data['post_mime_type'] = $post->post_mime_type;
 	if ( ! empty( $post_data['post_status'] ) ) {
 			unset( $post_data['post_status'] );
 		}
 	}
 	$ptype = get_post_type_object( $post_data['post_type'] );
-	if ( ! current_user_can( 'edit_post', $post_ID ) ) {
+	if ( ! current_user_can( 'edit_post', $post_id ) ) {
 		if ( 'page' === $post_data['post_type'] ) {
 			wp_die( __( 'Sorry, you are not allowed to edit this page.' ) );
 		} else {
 			wp_die( __( 'Sorry, you are not allowed to edit this post.' ) );
 		}
 	}
 	if ( post_type_supports( $ptype->name, 'revisions' ) ) {
 		$revisions = wp_get_post_revisions(
-			$post_ID,
+			$post_id,
 			array(
 				'order'          => 'ASC',
 				'posts_per_page' => 1,
 			)
 		);
 		$revision  = current( $revisions );
 		// Check if the revisions have been upgraded.
 		if ( $revisions && _wp_get_post_revision_version( $revision ) < 1 ) {
-			_wp_upgrade_revisions_of_post( $post, wp_get_post_revisions( $post_ID ) );
+			_wp_upgrade_revisions_of_post( $post, wp_get_post_revisions( $post_id ) );
 		}
 	}
 	if ( isset( $post_data['visibility'] ) ) {
 		switch ( $post_data['visibility'] ) {
 	}
 	$translated = _wp_get_allowed_postdata( $post_data );
 	// Post formats.
 	if ( isset( $post_data['post_format'] ) ) {
-		set_post_format( $post_ID, $post_data['post_format'] );
+		set_post_format( $post_id, $post_data['post_format'] );
 	}
 	$format_meta_urls = array( 'url', 'link_url', 'quote_source_url' );
 	foreach ( $format_meta_urls as $format_meta_url ) {
 		$keyed = '_format_' . $format_meta_url;
 		if ( isset( $post_data[ $keyed ] ) ) {
-			update_post_meta( $post_ID, $keyed, wp_slash( esc_url_raw( wp_unslash( $post_data[ $keyed ] ) ) ) );
+			update_post_meta( $post_id, $keyed, wp_slash( sanitize_url( wp_unslash( $post_data[ $keyed ] ) ) ) );
 		}
 	}
 	$format_keys = array( 'quote', 'quote_source_name', 'image', 'gallery', 'audio_embed', 'video_embed' );
 	foreach ( $format_keys as $key ) {
 		$keyed = '_format_' . $key;
 		if ( isset( $post_data[ $keyed ] ) ) {
 			if ( current_user_can( 'unfiltered_html' ) ) {
-				update_post_meta( $post_ID, $keyed, $post_data[ $keyed ] );
+				update_post_meta( $post_id, $keyed, $post_data[ $keyed ] );
 			} else {
-				update_post_meta( $post_ID, $keyed, wp_filter_post_kses( $post_data[ $keyed ] ) );
+				update_post_meta( $post_id, $keyed, wp_filter_post_kses( $post_data[ $keyed ] ) );
 			}
 		}
 	}
 	if ( 'attachment' === $post_data['post_type'] && preg_match( '#^(audio|video)/#', $post_data['post_mime_type'] ) ) {
-		$id3data = wp_get_attachment_metadata( $post_ID );
+		$id3data = wp_get_attachment_metadata( $post_id );
 		if ( ! is_array( $id3data ) ) {
 			$id3data = array();
 		}
 		foreach ( wp_get_attachment_id3_keys( $post, 'edit' ) as $key => $label ) {
 			if ( isset( $post_data[ 'id3_' . $key ] ) ) {
 				$id3data[ $key ] = sanitize_text_field( wp_unslash( $post_data[ 'id3_' . $key ] ) );
 			}
 		}
-		wp_update_attachment_metadata( $post_ID, $id3data );
+		wp_update_attachment_metadata( $post_id, $id3data );
 	}
 	// Meta stuff.
 	if ( isset( $post_data['meta'] ) && $post_data['meta'] ) {
 		foreach ( $post_data['meta'] as $key => $value ) {
 			$meta = get_post_meta_by_id( $key );
 			if ( ! $meta ) {
 				continue;
 			}
-			if ( $meta->post_id != $post_ID ) {
+			if ( (int) $meta->post_id !== $post_id ) {
 				continue;
 			}
-			if ( is_protected_meta( $meta->meta_key, 'post' ) || ! current_user_can( 'edit_post_meta', $post_ID, $meta->meta_key ) ) {
+			if ( is_protected_meta( $meta->meta_key, 'post' )
+				|| ! current_user_can( 'edit_post_meta', $post_id, $meta->meta_key )
+			) {
 				continue;
 			}
-			if ( is_protected_meta( $value['key'], 'post' ) || ! current_user_can( 'edit_post_meta', $post_ID, $value['key'] ) ) {
+			if ( is_protected_meta( $value['key'], 'post' )
+				|| ! current_user_can( 'edit_post_meta', $post_id, $value['key'] )
+			) {
 				continue;
 			}
 			update_meta( $key, $value['key'], $value['value'] );
 		}
 	}
 	if ( isset( $post_data['deletemeta'] ) && $post_data['deletemeta'] ) {
 		foreach ( $post_data['deletemeta'] as $key => $value ) {
 			$meta = get_post_meta_by_id( $key );
 			if ( ! $meta ) {
 				continue;
 			}
-			if ( $meta->post_id != $post_ID ) {
+			if ( (int) $meta->post_id !== $post_id ) {
 				continue;
 			}
-			if ( is_protected_meta( $meta->meta_key, 'post' ) || ! current_user_can( 'delete_post_meta', $post_ID, $meta->meta_key ) ) {
+			if ( is_protected_meta( $meta->meta_key, 'post' )
+				|| ! current_user_can( 'delete_post_meta', $post_id, $meta->meta_key )
+			) {
 				continue;
 			}
 			delete_meta( $key );
 		}
 	}
 	// Attachment stuff.
 	if ( 'attachment' === $post_data['post_type'] ) {
 		if ( isset( $post_data['_wp_attachment_image_alt'] ) ) {
 			$image_alt = wp_unslash( $post_data['_wp_attachment_image_alt'] );
-			if ( get_post_meta( $post_ID, '_wp_attachment_image_alt', true ) !== $image_alt ) {
+			if ( get_post_meta( $post_id, '_wp_attachment_image_alt', true ) !== $image_alt ) {
 				$image_alt = wp_strip_all_tags( $image_alt, true );
 				// update_post_meta() expects slashed.
-				update_post_meta( $post_ID, '_wp_attachment_image_alt', wp_slash( $image_alt ) );
+				update_post_meta( $post_id, '_wp_attachment_image_alt', wp_slash( $image_alt ) );
 			}
 		}
-		$attachment_data = isset( $post_data['attachments'][ $post_ID ] ) ? $post_data['attachments'][ $post_ID ] : array();
+		$attachment_data = isset( $post_data['attachments'][ $post_id ] ) ? $post_data['attachments'][ $post_id ] : array();
 		/** This filter is documented in wp-admin/includes/media.php */
 		$translated = apply_filters( 'attachment_fields_to_save', $translated, $attachment_data );
 	}
 				$translated['tax_input'][ $taxonomy ] = call_user_func_array( $tax_object->meta_box_sanitize_cb, array( $taxonomy, $terms ) );
 			}
 		}
 	}
-	add_meta( $post_ID );
+	add_meta( $post_id );
-	update_post_meta( $post_ID, '_edit_last', get_current_user_id() );
+	update_post_meta( $post_id, '_edit_last', get_current_user_id() );
 	$success = wp_update_post( $translated );
-	// If the save failed, see if we can sanity check the main fields and try again.
+	// If the save failed, see if we can confidence check the main fields and try again.
 	if ( ! $success && is_callable( array( $wpdb, 'strip_invalid_text_for_column' ) ) ) {
 		$fields = array( 'post_title', 'post_content', 'post_excerpt' );
 		foreach ( $fields as $field ) {
 			if ( isset( $translated[ $field ] ) ) {
 		wp_update_post( $translated );
 	}
 	// Now that we have an ID we can fix any attachment anchor hrefs.
-	_fix_attachment_links( $post_ID );
+	_fix_attachment_links( $post_id );
-	wp_set_post_lock( $post_ID );
+	wp_set_post_lock( $post_id );
 	if ( current_user_can( $ptype->cap->edit_others_posts ) && current_user_can( $ptype->cap->publish_posts ) ) {
 		if ( ! empty( $post_data['sticky'] ) ) {
-			stick_post( $post_ID );
+			stick_post( $post_id );
 		} else {
-			unstick_post( $post_ID );
+			unstick_post( $post_id );
 		}
 	}
-	return $post_ID;
+	return $post_id;
 }
 /**
 * Processes the post data for the bulk editing of posts.
 *
 		} else {
 			wp_die( __( 'Sorry, you are not allowed to edit posts.' ) );
 		}
 	}
-	if ( -1 == $post_data['_status'] ) {
+	if ( '-1' === $post_data['_status'] ) {
 		$post_data['post_status'] = null;
 		unset( $post_data['post_status'] );
 	} else {
 		$post_data['post_status'] = $post_data['_status'];
 	}
 		if ( 'inherit' === $post_data['post_status'] ) {
 			unset( $post_data['post_status'] );
 		}
 	}
-	$post_IDs = array_map( 'intval', (array) $post_data['post'] );
+	$post_ids = array_map( 'intval', (array) $post_data['post'] );
 	$reset = array(
 		'post_author',
 		'post_status',
 		'post_password',
 		'sticky',
 		'post_format',
 	);
 	foreach ( $reset as $field ) {
-		if ( isset( $post_data[ $field ] ) && ( '' === $post_data[ $field ] || -1 == $post_data[ $field ] ) ) {
+		if ( isset( $post_data[ $field ] ) && ( '' === $post_data[ $field ] || '-1' === $post_data[ $field ] ) ) {
 			unset( $post_data[ $field ] );
 		}
 	}
 	if ( isset( $post_data['post_category'] ) ) {
 	if ( isset( $post_data['tax_input'] ) ) {
 		foreach ( $post_data['tax_input'] as $tax_name => $terms ) {
 			if ( empty( $terms ) ) {
 				continue;
 			}
 			if ( is_taxonomy_hierarchical( $tax_name ) ) {
 				$tax_input[ $tax_name ] = array_map( 'absint', $terms );
 			} else {
 				$comma = _x( ',', 'tag delimiter' );
 				if ( ',' !== $comma ) {
 	$updated          = array();
 	$skipped          = array();
 	$locked           = array();
 	$shared_post_data = $post_data;
-	foreach ( $post_IDs as $post_ID ) {
+	foreach ( $post_ids as $post_id ) {
 		// Start with fresh post data with each iteration.
 		$post_data = $shared_post_data;
-		$post_type_object = get_post_type_object( get_post_type( $post_ID ) );
+		$post_type_object = get_post_type_object( get_post_type( $post_id ) );
 		if ( ! isset( $post_type_object )
-			|| ( isset( $children ) && in_array( $post_ID, $children, true ) )
+			|| ( isset( $children ) && in_array( $post_id, $children, true ) )
-			|| ! current_user_can( 'edit_post', $post_ID )
+			|| ! current_user_can( 'edit_post', $post_id )
 		) {
-			$skipped[] = $post_ID;
+			$skipped[] = $post_id;
 			continue;
 		}
-		if ( wp_check_post_lock( $post_ID ) ) {
+		if ( wp_check_post_lock( $post_id ) ) {
-			$locked[] = $post_ID;
+			$locked[] = $post_id;
 			continue;
 		}
-		$post      = get_post( $post_ID );
+		$post      = get_post( $post_id );
 		$tax_names = get_object_taxonomies( $post );
 		foreach ( $tax_names as $tax_name ) {
 			$taxonomy_obj = get_taxonomy( $tax_name );
+			if ( ! $taxonomy_obj->show_in_quick_edit ) {
+				continue;
+			}
 			if ( isset( $tax_input[ $tax_name ] ) && current_user_can( $taxonomy_obj->cap->assign_terms ) ) {
 				$new_terms = $tax_input[ $tax_name ];
 			} else {
 				$new_terms = array();
 			}
 			if ( $taxonomy_obj->hierarchical ) {
-				$current_terms = (array) wp_get_object_terms( $post_ID, $tax_name, array( 'fields' => 'ids' ) );
+				$current_terms = (array) wp_get_object_terms( $post_id, $tax_name, array( 'fields' => 'ids' ) );
 			} else {
-				$current_terms = (array) wp_get_object_terms( $post_ID, $tax_name, array( 'fields' => 'names' ) );
+				$current_terms = (array) wp_get_object_terms( $post_id, $tax_name, array( 'fields' => 'names' ) );
 			}
 			$post_data['tax_input'][ $tax_name ] = array_merge( $current_terms, $new_terms );
 		}
 		if ( isset( $new_cats ) && in_array( 'category', $tax_names, true ) ) {
-			$cats                       = (array) wp_get_post_categories( $post_ID );
+			$cats = (array) wp_get_post_categories( $post_id );
-			$post_data['post_category'] = array_unique( array_merge( $cats, $new_cats ) );
+			if (
+				isset( $post_data['indeterminate_post_category'] )
+				&& is_array( $post_data['indeterminate_post_category'] )
+			) {
+				$indeterminate_post_category = $post_data['indeterminate_post_category'];
+			} else {
+				$indeterminate_post_category = array();
+			}
+			$indeterminate_cats         = array_intersect( $cats, $indeterminate_post_category );
+			$determinate_cats           = array_diff( $new_cats, $indeterminate_post_category );
+			$post_data['post_category'] = array_unique( array_merge( $indeterminate_cats, $determinate_cats ) );
 			unset( $post_data['tax_input']['category'] );
 		}
-		$post_data['post_ID']        = $post_ID;
+		$post_data['post_ID']        = $post_id;
 		$post_data['post_type']      = $post->post_type;
 		$post_data['post_mime_type'] = $post->post_mime_type;
 		foreach ( array( 'comment_status', 'ping_status', 'post_author' ) as $field ) {
 			if ( ! isset( $post_data[ $field ] ) ) {
 			}
 		}
 		$post_data = _wp_translate_postdata( true, $post_data );
 		if ( is_wp_error( $post_data ) ) {
-			$skipped[] = $post_ID;
+			$skipped[] = $post_id;
 			continue;
 		}
 		$post_data = _wp_get_allowed_postdata( $post_data );
 		if ( isset( $shared_post_data['post_format'] ) ) {
-			set_post_format( $post_ID, $shared_post_data['post_format'] );
+			set_post_format( $post_id, $shared_post_data['post_format'] );
 		}
 		// Prevent wp_insert_post() from overwriting post format with the old data.
 		unset( $post_data['tax_input']['post_format'] );
+		// Reset post date of scheduled post to be published.
+		if (
+			in_array( $post->post_status, array( 'future', 'draft' ), true ) &&
+			'publish' === $post_data['post_status']
+		) {
+			$post_data['post_date']     = current_time( 'mysql' );
+			$post_data['post_date_gmt'] = '';
+		}
 		$post_id = wp_update_post( $post_data );
 		update_post_meta( $post_id, '_edit_last', get_current_user_id() );
 		$updated[] = $post_id;
 		if ( isset( $post_data['sticky'] ) && current_user_can( $ptype->cap->edit_others_posts ) ) {
 			if ( 'sticky' === $post_data['sticky'] ) {
-				stick_post( $post_ID );
+				stick_post( $post_id );
 			} else {
-				unstick_post( $post_ID );
+				unstick_post( $post_id );
 			}
 		}
 	}
+	/**
+	 * Fires after processing the post data for bulk edit.
+	 *
+	 * @since 6.3.0
+	 *
+	 * @param int[] $updated          An array of updated post IDs.
+	 * @param array $shared_post_data Associative array containing the post data.
+	 */
+	do_action( 'bulk_edit_posts', $updated, $shared_post_data );
 	return array(
 		'updated' => $updated,
 		'skipped' => $skipped,
 		'locked'  => $locked,
 		// Schedule auto-draft cleanup.
 		if ( ! wp_next_scheduled( 'wp_scheduled_auto_draft_delete' ) ) {
 			wp_schedule_event( time(), 'daily', 'wp_scheduled_auto_draft_delete' );
 		}
 	} else {
-		$post                 = new stdClass;
+		$post                 = new stdClass();
 		$post->ID             = 0;
 		$post->post_author    = '';
 		$post->post_date      = '';
 		$post->post_date_gmt  = '';
 		$post->post_password  = '';
 		return $translated;
 	}
 	$translated = _wp_get_allowed_postdata( $translated );
 	// Create the post.
-	$post_ID = wp_insert_post( $translated );
+	$post_id = wp_insert_post( $translated );
-	if ( is_wp_error( $post_ID ) ) {
+	if ( is_wp_error( $post_id ) ) {
-		return $post_ID;
+		return $post_id;
 	}
-	if ( empty( $post_ID ) ) {
+	if ( empty( $post_id ) ) {
 		return 0;
 	}
-	add_meta( $post_ID );
+	add_meta( $post_id );
-	add_post_meta( $post_ID, '_edit_last', $GLOBALS['current_user']->ID );
+	add_post_meta( $post_id, '_edit_last', $GLOBALS['current_user']->ID );
 	// Now that we have an ID we can fix any attachment anchor hrefs.
-	_fix_attachment_links( $post_ID );
+	_fix_attachment_links( $post_id );
-	wp_set_post_lock( $post_ID );
+	wp_set_post_lock( $post_id );
-	return $post_ID;
+	return $post_id;
 }
 /**
 * Calls wp_write_post() and handles the errors.
 *
 /**
 * Adds post meta data defined in the `$_POST` superglobal for a post with given ID.
 *
 * @since 1.2.0
 *
-* @param int $post_ID
+* @param int $post_id
 * @return int|bool
 */
-function add_meta( $post_ID ) {
+function add_meta( $post_id ) {
-	$post_ID = (int) $post_ID;
+	$post_id = (int) $post_id;
 	$metakeyselect = isset( $_POST['metakeyselect'] ) ? wp_unslash( trim( $_POST['metakeyselect'] ) ) : '';
 	$metakeyinput  = isset( $_POST['metakeyinput'] ) ? wp_unslash( trim( $_POST['metakeyinput'] ) ) : '';
 	$metavalue     = isset( $_POST['metavalue'] ) ? $_POST['metavalue'] : '';
 	if ( is_string( $metavalue ) ) {
 		if ( $metakeyinput ) {
 			$metakey = $metakeyinput; // Default.
 		}
-		if ( is_protected_meta( $metakey, 'post' ) || ! current_user_can( 'add_post_meta', $post_ID, $metakey ) ) {
+		if ( is_protected_meta( $metakey, 'post' ) || ! current_user_can( 'add_post_meta', $post_id, $metakey ) ) {
 			return false;
 		}
 		$metakey = wp_slash( $metakey );
-		return add_post_meta( $post_ID, $metakey, $metavalue );
+		return add_post_meta( $post_id, $metakey, $metavalue );
 	}
 	return false;
 }
 */
 function get_meta_keys() {
 	global $wpdb;
 	$keys = $wpdb->get_col(
-		"
+		"SELECT meta_key
-			SELECT meta_key
+		FROM $wpdb->postmeta
-			FROM $wpdb->postmeta
+		GROUP BY meta_key
-			GROUP BY meta_key
+		ORDER BY meta_key"
-			ORDER BY meta_key"
 	);
 	return $keys;
 }
 *
 * @since 1.2.0
 *
 * @global wpdb $wpdb WordPress database abstraction object.
 *
-* @param int $postid A post ID.
+* @param int $post_id A post ID.
 * @return array[] {
 *     Array of meta data arrays for the given post ID.
 *
 *     @type array ...$0 {
 *         Associative array of meta data.
 *         @type string $meta_id    Meta ID as a numeric string.
 *         @type string $post_id    Post ID as a numeric string.
 *     }
 * }
 */
-function has_meta( $postid ) {
+function has_meta( $post_id ) {
 	global $wpdb;
 	return $wpdb->get_results(
 		$wpdb->prepare(
 			"SELECT meta_key, meta_value, meta_id, post_id
 			FROM $wpdb->postmeta WHERE post_id = %d
 			ORDER BY meta_key,meta_id",
-			$postid
+			$post_id
 		),
 		ARRAY_A
 	);
 }
 * Replaces hrefs of attachment anchors with up-to-date permalinks.
 *
 * @since 2.3.0
 * @access private
 *
-* @param int|object $post Post ID or post object.
+* @param int|WP_Post $post Post ID or post object.
 * @return void|int|WP_Error Void if nothing fixed. 0 or WP_Error on update failure. The post ID on update success.
 */
 function _fix_attachment_links( $post ) {
 	$post    = get_post( $post, ARRAY_A );
 	$content = $post['post_content'];
 		$quote  = $url_match[1]; // The quote (single or double).
 		$url_id = (int) $url_match[2];
 		$rel_id = (int) $rel_match[1];
-		if ( ! $url_id || ! $rel_id || $url_id != $rel_id || strpos( $url_match[0], $site_url ) === false ) {
+		if ( ! $url_id || ! $rel_id || $url_id != $rel_id || ! str_contains( $url_match[0], $site_url ) ) {
 			continue;
 		}
 		$link    = $link_matches[0][ $key ];
 		$replace = str_replace( $url_match[0], 'href=' . $quote . get_attachment_link( $url_id ) . $quote, $link );
 *
 * @param string $type The post_type you want the statuses for. Default 'post'.
 * @return string[] An array of all the statuses for the supplied post type.
 */
 function get_available_post_statuses( $type = 'post' ) {
-	$stati = wp_count_posts( $type );
+	$statuses = wp_count_posts( $type );
-	return array_keys( get_object_vars( $stati ) );
+	return array_keys( get_object_vars( $statuses ) );
 }
 /**
 * Runs the query to fetch the posts for listing on the edit posts page.
 *
 */
 function wp_edit_posts_query( $q = false ) {
 	if ( false === $q ) {
 		$q = $_GET;
 	}
-	$q['m']     = isset( $q['m'] ) ? (int) $q['m'] : 0;
-	$q['cat']   = isset( $q['cat'] ) ? (int) $q['cat'] : 0;
+	$q['m']   = isset( $q['m'] ) ? (int) $q['m'] : 0;
-	$post_stati = get_post_stati();
+	$q['cat'] = isset( $q['cat'] ) ? (int) $q['cat'] : 0;
+	$post_statuses = get_post_stati();
 	if ( isset( $q['post_type'] ) && in_array( $q['post_type'], get_post_types(), true ) ) {
 		$post_type = $q['post_type'];
 	} else {
 		$post_type = 'post';
 	$avail_post_stati = get_available_post_statuses( $post_type );
 	$post_status      = '';
 	$perm             = '';
-	if ( isset( $q['post_status'] ) && in_array( $q['post_status'], $post_stati, true ) ) {
+	if ( isset( $q['post_status'] ) && in_array( $q['post_status'], $post_statuses, true ) ) {
 		$post_status = $q['post_status'];
 		$perm        = 'readable';
 	}
 	$orderby = '';
 		$q['author'] = get_current_user_id();
 	}
 	// Filter query clauses to include filenames.
 	if ( isset( $q['s'] ) ) {
-		add_filter( 'posts_clauses', '_filter_query_attachment_filenames' );
+		add_filter( 'wp_allow_query_attachment_by_filename', '__return_true' );
 	}
 	return $q;
 }
 * @param string $box_id    Meta box ID (used in the 'id' attribute for the meta box).
 * @param string $screen_id The screen on which the meta box is shown.
 * @return string Space-separated string of class names.
 */
 function postbox_classes( $box_id, $screen_id ) {
-	if ( isset( $_GET['edit'] ) && $_GET['edit'] == $box_id ) {
+	if ( isset( $_GET['edit'] ) && $_GET['edit'] === $box_id ) {
 		$classes = array( '' );
 	} elseif ( get_user_option( 'closedpostboxes_' . $screen_id ) ) {
 		$closed = get_user_option( 'closedpostboxes_' . $screen_id );
 		if ( ! is_array( $closed ) ) {
 			$classes = array( '' );
 /**
 * Returns a sample permalink based on the post name.
 *
 * @since 2.5.0
 *
-* @param int|WP_Post $id    Post ID or post object.
+* @param int|WP_Post $post  Post ID or post object.
 * @param string|null $title Optional. Title to override the post's current title
 *                           when generating the post name. Default null.
 * @param string|null $name  Optional. Name to override the post name. Default null.
 * @return array {
 *     Array containing the sample permalink with placeholder for the post name, and the post name.
 *
 *     @type string $0 The permalink with placeholder for the post name.
 *     @type string $1 The post name.
 * }
 */
-function get_sample_permalink( $id, $title = null, $name = null ) {
+function get_sample_permalink( $post, $title = null, $name = null ) {
-	$post = get_post( $id );
+	$post = get_post( $post );
 	if ( ! $post ) {
 		return array( '', '' );
 	}
 	$ptype = get_post_type_object( $post->post_type );
 	$original_status = $post->post_status;
 	$original_date   = $post->post_date;
 	$original_name   = $post->post_name;
+	$original_filter = $post->filter;
 	// Hack: get_permalink() would return plain permalink for drafts, so we will fake that our post is published.
-	if ( in_array( $post->post_status, array( 'draft', 'pending', 'future' ), true ) ) {
+	if ( in_array( $post->post_status, array( 'auto-draft', 'draft', 'pending', 'future' ), true ) ) {
 		$post->post_status = 'publish';
 		$post->post_name   = sanitize_title( $post->post_name ? $post->post_name : $post->post_title, $post->ID );
 	}
-	// If the user wants to set a new name -- override the current one.
+	/*
-	// Note: if empty name is supplied -- use the title instead, see #6072.
+	 * If the user wants to set a new name -- override the current one.
+	 * Note: if empty name is supplied -- use the title instead, see #6072.
+	 */
 	if ( ! is_null( $name ) ) {
 		$post->post_name = sanitize_title( $name ? $name : $title, $post->ID );
 	}
 	$post->post_name = wp_unique_post_slug( $post->post_name, $post->ID, $post->post_status, $post->post_type, $post->post_parent );
 	/** This filter is documented in wp-admin/edit-tag-form.php */
 	$permalink         = array( $permalink, apply_filters( 'editable_slug', $post->post_name, $post ) );
 	$post->post_status = $original_status;
 	$post->post_date   = $original_date;
 	$post->post_name   = $original_name;
-	unset( $post->filter );
+	$post->filter      = $original_filter;
 	/**
 	 * Filters the sample permalink.
 	 *
 	 * @since 4.4.0
 /**
 * Returns the HTML of the sample permalink slug editor.
 *
 * @since 2.5.0
 *
-* @param int|WP_Post $id        Post ID or post object.
+* @param int|WP_Post $post      Post ID or post object.
 * @param string|null $new_title Optional. New title. Default null.
 * @param string|null $new_slug  Optional. New slug. Default null.
 * @return string The HTML of the sample permalink slug editor.
 */
-function get_sample_permalink_html( $id, $new_title = null, $new_slug = null ) {
+function get_sample_permalink_html( $post, $new_title = null, $new_slug = null ) {
-	$post = get_post( $id );
+	$post = get_post( $post );
 	if ( ! $post ) {
 		return '';
 	}
 	list($permalink, $post_name) = get_sample_permalink( $post->ID, $new_title, $new_slug );
 			}
 		}
 	}
 	// Permalinks without a post/page name placeholder don't have anything to edit.
-	if ( false === strpos( $permalink, '%postname%' ) && false === strpos( $permalink, '%pagename%' ) ) {
+	if ( ! str_contains( $permalink, '%postname%' ) && ! str_contains( $permalink, '%pagename%' ) ) {
 		$return = '<strong>' . __( 'Permalink:' ) . "</strong>\n";
 		if ( false !== $view_link ) {
 			$display_link = urldecode( $view_link );
 			$return      .= '<a id="sample-permalink" href="' . esc_url( $view_link ) . '"' . $preview_target . '>' . esc_html( $display_link ) . "</a>\n";
 			$return .= '<span id="sample-permalink">' . $permalink . "</span>\n";
 		}
 		// Encourage a pretty permalink setting.
 		if ( ! get_option( 'permalink_structure' ) && current_user_can( 'manage_options' )
-			&& ! ( 'page' === get_option( 'show_on_front' ) && get_option( 'page_on_front' ) == $id )
+			&& ! ( 'page' === get_option( 'show_on_front' ) && (int) get_option( 'page_on_front' ) === $post->ID )
 		) {
 			$return .= '<span id="change-permalinks"><a href="options-permalink.php" class="button button-small">' . __( 'Change Permalink Structure' ) . "</a></span>\n";
 		}
 	} else {
 		if ( mb_strlen( $post_name ) > 34 ) {
 	 * Filters the sample permalink HTML markup.
 	 *
 	 * @since 2.9.0
 	 * @since 4.4.0 Added `$post` parameter.
 	 *
-	 * @param string  $return    Sample permalink HTML markup.
+	 * @param string      $return    Sample permalink HTML markup.
-	 * @param int     $post_id   Post ID.
+	 * @param int         $post_id   Post ID.
-	 * @param string  $new_title New sample permalink title.
+	 * @param string|null $new_title New sample permalink title.
-	 * @param string  $new_slug  New sample permalink slug.
+	 * @param string|null $new_slug  New sample permalink slug.
-	 * @param WP_Post $post      Post object.
+	 * @param WP_Post     $post      Post object.
 	 */
 	$return = apply_filters( 'get_sample_permalink_html', $return, $post->ID, $new_title, $new_slug, $post );
 	return $return;
 }
 /**
 * Determines whether the post is currently being edited by another user.
 *
 * @since 2.5.0
 *
-* @param int|WP_Post $post_id ID or object of the post to check for editing.
+* @param int|WP_Post $post ID or object of the post to check for editing.
 * @return int|false ID of the user with lock. False if the post does not exist, post is not locked,
 *                   the user with lock does not exist, or the post is locked by current user.
 */
-function wp_check_post_lock( $post_id ) {
+function wp_check_post_lock( $post ) {
-	$post = get_post( $post_id );
+	$post = get_post( $post );
 	if ( ! $post ) {
 		return false;
 	}
 	$lock = get_post_meta( $post->ID, '_edit_lock', true );
 	if ( ! $lock ) {
 		return false;
 	}
 	$lock = explode( ':', $lock );
 	$time = $lock[0];
-	$user = isset( $lock[1] ) ? $lock[1] : get_post_meta( $post->ID, '_edit_last', true );
+	$user = isset( $lock[1] ) ? (int) $lock[1] : (int) get_post_meta( $post->ID, '_edit_last', true );
 	if ( ! get_userdata( $user ) ) {
 		return false;
 	}
 	/** This filter is documented in wp-admin/includes/ajax-actions.php */
 	$time_window = apply_filters( 'wp_check_post_lock_window', 150 );
-	if ( $time && $time > time() - $time_window && get_current_user_id() != $user ) {
+	if ( $time && $time > time() - $time_window && get_current_user_id() !== $user ) {
 		return $user;
 	}
 	return false;
 }
 /**
 * Marks the post as currently being edited by the current user.
 *
 * @since 2.5.0
 *
-* @param int|WP_Post $post_id ID or object of the post being edited.
+* @param int|WP_Post $post ID or object of the post being edited.
 * @return array|false {
 *     Array of the lock time and user ID. False if the post does not exist, or there
 *     is no current user.
 *
 *     @type int $0 The current time as a Unix timestamp.
 *     @type int $1 The ID of the current user.
 * }
 */
-function wp_set_post_lock( $post_id ) {
+function wp_set_post_lock( $post ) {
-	$post = get_post( $post_id );
+	$post = get_post( $post );
 	if ( ! $post ) {
 		return false;
 	}
 	$user_id = get_current_user_id();
-	if ( 0 == $user_id ) {
+	if ( 0 === $user_id ) {
 		return false;
 	}
 	$now  = time();
 	$lock = "$now:$user_id";
 *
 * @since 2.8.5
 */
 function _admin_notice_post_locked() {
 	$post = get_post();
 	if ( ! $post ) {
 		return;
 	}
 	$user    = null;
 	$user_id = wp_check_post_lock( $post->ID );
 	if ( $user_id ) {
 		$user = get_userdata( $user_id );
 	}
 	if ( $user ) {
 	} else {
 		$locked = false;
 	}
 	$sendback = wp_get_referer();
-	if ( $locked && $sendback && false === strpos( $sendback, 'post.php' ) && false === strpos( $sendback, 'post-new.php' ) ) {
+	if ( $locked && $sendback && ! str_contains( $sendback, 'post.php' ) && ! str_contains( $sendback, 'post-new.php' ) ) {
 		$sendback_text = __( 'Go back' );
 	} else {
 		$sendback = admin_url( 'edit.php' );
 	<?php
 	if ( $locked ) {
 		$query_args = array();
 		if ( get_post_type_object( $post->post_type )->public ) {
-			if ( 'publish' === $post->post_status || $user->ID != $post->post_author ) {
+			if ( 'publish' === $post->post_status || $user->ID !== (int) $post->post_author ) {
 				// Latest content is in autosave.
 				$nonce                       = wp_create_nonce( 'post_preview_' . $post->ID );
 				$query_args['preview_id']    = $post->ID;
 				$query_args['preview_nonce'] = $nonce;
 			}
 		/**
 		 * Fires before an autosave is stored.
 		 *
 		 * @since 4.1.0
+		 * @since 6.4.0 The `$is_update` parameter was added to indicate if the autosave is being updated or was newly created.
 		 *
 		 * @param array $new_autosave Post array - the autosave that is about to be saved.
+		 * @param bool  $is_update    Whether this is an existing autosave.
 		 */
-		do_action( 'wp_creating_autosave', $new_autosave );
+		do_action( 'wp_creating_autosave', $new_autosave, true );
 		return wp_update_post( $new_autosave );
 	}
 	// _wp_put_post_revision() expects unescaped.
 	$post_data = wp_unslash( $post_data );
 	// Otherwise create the new autosave as a special post revision.
-	return _wp_put_post_revision( $post_data, true );
+	$revision = _wp_put_post_revision( $post_data, true );
+	if ( ! is_wp_error( $revision ) && 0 !== $revision ) {
+		/** This action is documented in wp-admin/includes/post.php */
+		do_action( 'wp_creating_autosave', get_post( $revision, ARRAY_A ), false );
+	}
+	return $revision;
+}
+/**
+* Autosave the revisioned meta fields.
+*
+* Iterates through the revisioned meta fields and checks each to see if they are set,
+* and have a changed value. If so, the meta value is saved and attached to the autosave.
+*
+* @since 6.4.0
+*
+* @param array $new_autosave The new post data being autosaved.
+*/
+function wp_autosave_post_revisioned_meta_fields( $new_autosave ) {
+	/*
+	 * The post data arrives as either $_POST['data']['wp_autosave'] or the $_POST
+	 * itself. This sets $posted_data to the correct variable.
+	 *
+	 * Ignoring sanitization to avoid altering meta. Ignoring the nonce check because
+	 * this is hooked on inner core hooks where a valid nonce was already checked.
+	 */
+	$posted_data = isset( $_POST['data']['wp_autosave'] ) ? $_POST['data']['wp_autosave'] : $_POST;
+	$post_type = get_post_type( $new_autosave['post_parent'] );
+	/*
+	 * Go thru the revisioned meta keys and save them as part of the autosave, if
+	 * the meta key is part of the posted data, the meta value is not blank and
+	 * the the meta value has changes from the last autosaved value.
+	 */
+	foreach ( wp_post_revision_meta_keys( $post_type ) as $meta_key ) {
+		if (
+		isset( $posted_data[ $meta_key ] ) &&
+		get_post_meta( $new_autosave['ID'], $meta_key, true ) !== wp_unslash( $posted_data[ $meta_key ] )
+		) {
+			/*
+			 * Use the underlying delete_metadata() and add_metadata() functions
+			 * vs delete_post_meta() and add_post_meta() to make sure we're working
+			 * with the actual revision meta.
+			 */
+			delete_metadata( 'post', $new_autosave['ID'], $meta_key );
+			/*
+			 * One last check to ensure meta value not empty().
+			 */
+			if ( ! empty( $posted_data[ $meta_key ] ) ) {
+				/*
+				 * Add the revisions meta data to the autosave.
+				 */
+				add_metadata( 'post', $new_autosave['ID'], $meta_key, $posted_data[ $meta_key ] );
+			}
+		}
+	}
 }
 /**
 * Saves a draft or manually autosaves for the purpose of showing a post preview.
 *
 *
 * @return string URL to redirect to show the preview.
 */
 function post_preview() {
-	$post_ID     = (int) $_POST['post_ID'];
+	$post_id     = (int) $_POST['post_ID'];
-	$_POST['ID'] = $post_ID;
+	$_POST['ID'] = $post_id;
-	$post = get_post( $post_ID );
+	$post = get_post( $post_id );
 	if ( ! $post ) {
 		wp_die( __( 'Sorry, you are not allowed to edit this post.' ) );
 	}
 	if ( ! current_user_can( 'edit_post', $post->ID ) ) {
 		wp_die( __( 'Sorry, you are not allowed to edit this post.' ) );
 	}
 	$is_autosave = false;
-	if ( ! wp_check_post_lock( $post->ID ) && get_current_user_id() == $post->post_author
+	if ( ! wp_check_post_lock( $post->ID ) && get_current_user_id() === (int) $post->post_author
 		&& ( 'draft' === $post->post_status || 'auto-draft' === $post->post_status )
 	) {
 		$saved_post_id = edit_post();
 	} else {
 		$is_autosave = true;
 	if ( 'page' !== $post_data['post_type'] && ! empty( $post_data['catslist'] ) ) {
 		$post_data['post_category'] = explode( ',', $post_data['catslist'] );
 	}
-	if ( ! wp_check_post_lock( $post->ID ) && get_current_user_id() == $post->post_author
+	if ( ! wp_check_post_lock( $post->ID ) && get_current_user_id() === (int) $post->post_author
 		&& ( 'auto-draft' === $post->post_status || 'draft' === $post->post_status )
 	) {
 		// Drafts and auto-drafts are just overwritten by autosave for the same user if the post is not locked.
 		return edit_post( wp_slash( $post_data ) );
 	} else {
-		// Non-drafts or other users' drafts are not overwritten.
+		/*
-		// The autosave is stored in a special post revision for each user.
+		 * Non-drafts or other users' drafts are not overwritten.
+		 * The autosave is stored in a special post revision for each user.
+		 */
 		return wp_create_post_autosave( wp_slash( $post_data ) );
 	}
 }
 /**
 */
 function redirect_post( $post_id = '' ) {
 	if ( isset( $_POST['save'] ) || isset( $_POST['publish'] ) ) {
 		$status = get_post_status( $post_id );
-		if ( isset( $_POST['publish'] ) ) {
+		switch ( $status ) {
-			switch ( $status ) {
+			case 'pending':
-				case 'pending':
+				$message = 8;
-					$message = 8;
+				break;
-					break;
+			case 'future':
-				case 'future':
+				$message = 9;
-					$message = 9;
+				break;
-					break;
+			case 'draft':
-				default:
+				$message = 10;
-					$message = 6;
+				break;
-			}
+			default:
-		} else {
+				$message = isset( $_POST['publish'] ) ? 6 : 1;
-			$message = 'draft' === $status ? 10 : 1;
+				break;
 		}
 		$location = add_query_arg( 'message', $message, get_edit_post_link( $post_id, 'url' ) );
 	} elseif ( isset( $_POST['addmeta'] ) && $_POST['addmeta'] ) {
 		$location = add_query_arg( 'message', 2, wp_get_referer() );
 	return $clean_terms;
 }
 /**
-* Returns whether the post can be edited in the block editor.
-*
-* @since 5.0.0
-*
-* @param int|WP_Post $post Post ID or WP_Post object.
-* @return bool Whether the post can be edited in the block editor.
-*/
-function use_block_editor_for_post( $post ) {
-	$post = get_post( $post );
-	if ( ! $post ) {
-		return false;
-	}
-	// We're in the meta box loader, so don't use the block editor.
-	if ( isset( $_GET['meta-box-loader'] ) ) {
-		check_admin_referer( 'meta-box-loader', 'meta-box-loader-nonce' );
-		return false;
-	}
-	$use_block_editor = use_block_editor_for_post_type( $post->post_type );
-	/**
-	 * Filters whether a post is able to be edited in the block editor.
-	 *
-	 * @since 5.0.0
-	 *
-	 * @param bool    $use_block_editor Whether the post can be edited or not.
-	 * @param WP_Post $post             The post being checked.
-	 */
-	return apply_filters( 'use_block_editor_for_post', $use_block_editor, $post );
-}
-/**
-* Returns whether a post type is compatible with the block editor.
-*
-* The block editor depends on the REST API, and if the post type is not shown in the
-* REST API, then it won't work with the block editor.
-*
-* @since 5.0.0
-*
-* @param string $post_type The post type.
-* @return bool Whether the post type can be edited with the block editor.
-*/
-function use_block_editor_for_post_type( $post_type ) {
-	if ( ! post_type_exists( $post_type ) ) {
-		return false;
-	}
-	if ( ! post_type_supports( $post_type, 'editor' ) ) {
-		return false;
-	}
-	$post_type_object = get_post_type_object( $post_type );
-	if ( $post_type_object && ! $post_type_object->show_in_rest ) {
-		return false;
-	}
-	/**
-	 * Filters whether a post is able to be edited in the block editor.
-	 *
-	 * @since 5.0.0
-	 *
-	 * @param bool   $use_block_editor  Whether the post type can be edited or not. Default true.
-	 * @param string $post_type         The post type being checked.
-	 */
-	return apply_filters( 'use_block_editor_for_post_type', true, $post_type );
-}
-/**
 * Prepares server-registered blocks for the block editor.
 *
 * Returns an associative array of registered block data keyed by block name. Data includes properties
 * of a block relevant for client registration.
 *
 * @since 5.0.0
+* @since 6.3.0 Added `selectors` field.
+* @since 6.4.0 Added `block_hooks` field.
 *
 * @return array An associative array of registered block data.
 */
 function get_block_editor_server_block_settings() {
 	$block_registry = WP_Block_Type_Registry::get_instance();
 		'description'      => 'description',
 		'icon'             => 'icon',
 		'attributes'       => 'attributes',
 		'provides_context' => 'providesContext',
 		'uses_context'     => 'usesContext',
+		'block_hooks'      => 'blockHooks',
+		'selectors'        => 'selectors',
 		'supports'         => 'supports',
 		'category'         => 'category',
 		'styles'           => 'styles',
 		'textdomain'       => 'textdomain',
 		'parent'           => 'parent',
 		'ancestor'         => 'ancestor',
 		'keywords'         => 'keywords',
 		'example'          => 'example',
 		'variations'       => 'variations',
+		'allowed_blocks'   => 'allowedBlocks',
 	);
 	foreach ( $block_registry->get_all_registered() as $block_name => $block_type ) {
 		foreach ( $fields_to_pick as $field => $key ) {
 			if ( ! isset( $block_type->{ $field } ) ) {
 /**
 * Renders the meta boxes forms.
 *
 * @since 5.0.0
+*
+* @global WP_Post   $post           Global post object.
+* @global WP_Screen $current_screen WordPress current screen object.
+* @global array     $wp_meta_boxes  Global meta box state.
 */
 function the_block_editor_meta_boxes() {
 	global $post, $current_screen, $wp_meta_boxes;
 	// Handle meta box state.
 				continue;
 			}
 			$meta_boxes = (array) $wp_meta_boxes[ $current_screen->id ][ $location ][ $priority ];
 			foreach ( $meta_boxes as $meta_box ) {
-				if ( false == $meta_box || ! $meta_box['title'] ) {
+				if ( false === $meta_box || ! $meta_box['title'] ) {
 					continue;
 				}
 				// If a meta box is just here for back compat, don't show it in the block editor.
 				if ( isset( $meta_box['args']['__back_compat_meta_box'] ) && $meta_box['args']['__back_compat_meta_box'] ) {
 		} )( jQuery );";
 		wp_enqueue_script( 'wp-lists' );
 		wp_add_inline_script( 'wp-lists', $script );
 	}
+	/*
+	 * Refresh nonces used by the meta box loader.
+	 *
+	 * The logic is very similar to that provided by post.js for the classic editor.
+	 */
+	$script = "( function( $ ) {
+		var check, timeout;
+		function schedule() {
+			check = false;
+			window.clearTimeout( timeout );
+			timeout = window.setTimeout( function() { check = true; }, 300000 );
+		}
+		$( document ).on( 'heartbeat-send.wp-refresh-nonces', function( e, data ) {
+			var post_id, \$authCheck = $( '#wp-auth-check-wrap' );
+			if ( check || ( \$authCheck.length && ! \$authCheck.hasClass( 'hidden' ) ) ) {
+				if ( ( post_id = $( '#post_ID' ).val() ) && $( '#_wpnonce' ).val() ) {
+					data['wp-refresh-metabox-loader-nonces'] = {
+						post_id: post_id
+					};
+				}
+			}
+		}).on( 'heartbeat-tick.wp-refresh-nonces', function( e, data ) {
+			var nonces = data['wp-refresh-metabox-loader-nonces'];
+			if ( nonces ) {
+				if ( nonces.replace ) {
+					if ( nonces.replace.metabox_loader_nonce && window._wpMetaBoxUrl && wp.url ) {
+						window._wpMetaBoxUrl= wp.url.addQueryArgs( window._wpMetaBoxUrl, { 'meta-box-loader-nonce': nonces.replace.metabox_loader_nonce } );
+					}
+					if ( nonces.replace._wpnonce ) {
+						$( '#_wpnonce' ).val( nonces.replace._wpnonce );
+					}
+				}
+			}
+		}).ready( function() {
+			schedule();
+		});
+	} )( jQuery );";
+	wp_add_inline_script( 'heartbeat', $script );
 	// Reset meta box data.
 	$wp_meta_boxes = $_original_meta_boxes;
 }
 /**
 	$classic_output = ob_get_clean();
 	$classic_elements = wp_html_split( $classic_output );
 	$hidden_inputs    = '';
 	foreach ( $classic_elements as $element ) {
-		if ( 0 !== strpos( $element, '<input ' ) ) {
+		if ( ! str_starts_with( $element, '<input ' ) ) {
 			continue;
 		}
 		if ( preg_match( '/\stype=[\'"]hidden[\'"]\s/', $element ) ) {
 			echo $element;

changeset 21	48c4eec2b7e6
parent 19	3d72ae0968f4
child 22	8c2e4d02f4ef