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* WordPress AJAX Process Execution.
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* @subpackage Administration
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* @link http://codex.wordpress.org/AJAX_in_Plugins
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* Executing AJAX process.
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define( 'DOING_AJAX', true );
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if ( ! defined( 'WP_ADMIN' ) ) {
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define( 'WP_ADMIN', true );
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/** Load WordPress Bootstrap */
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require_once( dirname( dirname( __FILE__ ) ) . '/wp-load.php' );
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/** Allow for cross-domain requests (from the frontend). */
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send_origin_headers();
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// Require an action parameter
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if ( empty( $_REQUEST['action'] ) )
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/** Load WordPress Administration APIs */
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require_once( ABSPATH . 'wp-admin/includes/admin.php' );
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/** Load Ajax Handlers for WordPress Core */
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require_once( ABSPATH . 'wp-admin/includes/ajax-actions.php' );
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@header( 'Content-Type: text/html; charset=' . get_option( 'blog_charset' ) );
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@header( 'X-Robots-Tag: noindex' );
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send_nosniff_header();
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/** This action is documented in wp-admin/admin.php */
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do_action( 'admin_init' );
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$core_actions_get = array(
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'fetch-list', 'ajax-tag-search', 'wp-compression-test', 'imgedit-preview', 'oembed-cache',
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'autocomplete-user', 'dashboard-widgets', 'logged-in',
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$core_actions_post = array(
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'oembed-cache', 'image-editor', 'delete-comment', 'delete-tag', 'delete-link',
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'delete-meta', 'delete-post', 'trash-post', 'untrash-post', 'delete-page', 'dim-comment',
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'add-link-category', 'add-tag', 'get-tagcloud', 'get-comments', 'replyto-comment',
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'edit-comment', 'add-menu-item', 'add-meta', 'add-user', 'closed-postboxes',
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'hidden-columns', 'update-welcome-panel', 'menu-get-metabox', 'wp-link-ajax',
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'menu-locations-save', 'menu-quick-search', 'meta-box-order', 'get-permalink',
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'sample-permalink', 'inline-save', 'inline-save-tax', 'find_posts', 'widgets-order',
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'save-widget', 'set-post-thumbnail', 'date_format', 'time_format', 'wp-fullscreen-save-post',
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'wp-remove-post-lock', 'dismiss-wp-pointer', 'upload-attachment', 'get-attachment',
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'query-attachments', 'save-attachment', 'save-attachment-compat', 'send-link-to-editor',
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'send-attachment-to-editor', 'save-attachment-order', 'heartbeat', 'get-revision-diffs',
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'save-user-color-scheme', 'update-widget', 'query-themes', 'parse-embed', 'set-attachment-thumbnail',
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'parse-media-shortcode'
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// Register core Ajax calls.
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if ( ! empty( $_GET['action'] ) && in_array( $_GET['action'], $core_actions_get ) )
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add_action( 'wp_ajax_' . $_GET['action'], 'wp_ajax_' . str_replace( '-', '_', $_GET['action'] ), 1 );
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if ( ! empty( $_POST['action'] ) && in_array( $_POST['action'], $core_actions_post ) )
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add_action( 'wp_ajax_' . $_POST['action'], 'wp_ajax_' . str_replace( '-', '_', $_POST['action'] ), 1 );
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add_action( 'wp_ajax_nopriv_heartbeat', 'wp_ajax_nopriv_heartbeat', 1 );
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if ( is_user_logged_in() ) {
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* Fires authenticated AJAX actions for logged-in users.
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* The dynamic portion of the hook name, $_REQUEST['action'],
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* refers to the name of the AJAX action callback being fired.
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do_action( 'wp_ajax_' . $_REQUEST['action'] );
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* Fires non-authenticated AJAX actions for logged-out users.
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* The dynamic portion of the hook name, $_REQUEST['action'],
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* refers to the name of the AJAX action callback being fired.
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do_action( 'wp_ajax_nopriv_' . $_REQUEST['action'] );