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编辑当前文件:/home/pulsehostuk9/www/ebpt.pulsehost.co.uk/wp-content/plugins/sf-taxonomy-thumbnail/inc/ajax.php

<?php
if ( ! defined( 'ABSPATH' ) ) {
	die( 'Cheatin\' uh?' );
}

/* ---------------------------------------------------------------------------------------------- */
/* SAVE TERM THUMBNAIL VIA AJAX ================================================================= */
/* ---------------------------------------------------------------------------------------------- */

add_action( 'wp_ajax_set-term-thumbnail', 'sftth_set_term_thumbnail_ajax' );
/**
 * Set a thumbnail to the given term.
 *
 * @since 1.0.0
 * @since 1.2.0 Introduced WordPress 4.4.0 term metas API compat by using the term_id instead of the term_taxonomy_id.
 */
function sftth_set_term_thumbnail_ajax() {
	if ( empty( $_POST['term_ID'] ) || empty( $_POST['tt_ID'] ) || empty( $_POST['taxonomy'] ) || empty( $_POST['id'] ) ) {
		wp_send_json_error();
	}

check_ajax_referer( 'update-tag_' . $_POST['term_ID'], '_wpnonce' );

$taxonomy = esc_attr( $_POST['taxonomy'] );
	$taxonomy = get_taxonomy( $taxonomy );

if ( ! $taxonomy || is_wp_error( $taxonomy ) || ! current_user_can( $taxonomy->cap->edit_terms ) ) {
		wp_send_json_error();
	}

$term_id      = sftth_is_wp44() ? absint( $_POST['term_ID'] ) : absint( $_POST['tt_ID'] );
	$thumbnail_id = absint( $_POST['id'] );

if ( $term_id && $thumbnail_id ) {
		if ( get_term_thumbnail_id( $term_id ) === $thumbnail_id ) {
			wp_send_json_success();
		}
		if ( set_term_thumbnail( $term_id, $thumbnail_id ) ) {
			wp_send_json_success();
		}
	}

wp_send_json_error();
}

add_action( 'wp_ajax_delete-term-thumbnail', 'sftth_delete_term_thumbnail_ajax' );
/**
 * Remove the thumbnail from the given term.
 *
 * @since 1.0.0
 * @since 1.2.0 Introduced WordPress 4.4.0 term metas API compat by using the term_id instead of the term_taxonomy_id.
 */
function sftth_delete_term_thumbnail_ajax() {
	if ( empty( $_POST['term_ID'] ) || empty( $_POST['tt_ID'] ) || empty( $_POST['taxonomy'] ) ) {
		wp_send_json_error();
	}

check_ajax_referer( 'update-tag_' . $_POST['term_ID'], '_wpnonce' );

$taxonomy = esc_attr( $_POST['taxonomy'] );
	$taxonomy = get_taxonomy( $taxonomy );

if ( ! $taxonomy || is_wp_error( $taxonomy ) || ! current_user_can( $taxonomy->cap->edit_terms ) ) {
		wp_send_json_error();
	}

$term_id = sftth_is_wp44() ? absint( $_POST['term_ID'] ) : absint( $_POST['tt_ID'] );

if ( $term_id && ( ! get_term_thumbnail_id( $term_id ) || delete_term_thumbnail( $term_id ) ) ) {
		wp_send_json_success();
	}

wp_send_json_error();
}