Initial commit. State 04.2021.

wp-admin/admin-ajax.php

@@ -0,0 +1,102 @@
+<?php
+/**
+ * WordPress AJAX Process Execution.
+ *
+ * @package WordPress
+ * @subpackage Administration
+ *
+ * @link https://codex.wordpress.org/AJAX_in_Plugins
+ */
+
+/**
+ * Executing AJAX process.
+ *
+ * @since 2.1.0
+ */
+define( 'DOING_AJAX', true );
+if ( ! defined( 'WP_ADMIN' ) ) {
+	define( 'WP_ADMIN', true );
+}
+
+/** Load WordPress Bootstrap */
+require_once( dirname( dirname( __FILE__ ) ) . '/wp-load.php' );
+
+/** Allow for cross-domain requests (from the frontend). */
+send_origin_headers();
+
+// Require an action parameter
+if ( empty( $_REQUEST['action'] ) )
+	die( '0' );
+
+/** Load WordPress Administration APIs */
+require_once( ABSPATH . 'wp-admin/includes/admin.php' );
+
+/** Load Ajax Handlers for WordPress Core */
+require_once( ABSPATH . 'wp-admin/includes/ajax-actions.php' );
+
+@header( 'Content-Type: text/html; charset=' . get_option( 'blog_charset' ) );
+@header( 'X-Robots-Tag: noindex' );
+
+send_nosniff_header();
+nocache_headers();
+
+/** This action is documented in wp-admin/admin.php */
+do_action( 'admin_init' );
+
+$core_actions_get = array(
+	'fetch-list', 'ajax-tag-search', 'wp-compression-test', 'imgedit-preview', 'oembed-cache',
+	'autocomplete-user', 'dashboard-widgets', 'logged-in',
+);
+
+$core_actions_post = array(
+	'oembed-cache', 'image-editor', 'delete-comment', 'delete-tag', 'delete-link',
+	'delete-meta', 'delete-post', 'trash-post', 'untrash-post', 'delete-page', 'dim-comment',
+	'add-link-category', 'add-tag', 'get-tagcloud', 'get-comments', 'replyto-comment',
+	'edit-comment', 'add-menu-item', 'add-meta', 'add-user', 'closed-postboxes',
+	'hidden-columns', 'update-welcome-panel', 'menu-get-metabox', 'wp-link-ajax',
+	'menu-locations-save', 'menu-quick-search', 'meta-box-order', 'get-permalink',
+	'sample-permalink', 'inline-save', 'inline-save-tax', 'find_posts', 'widgets-order',
+	'save-widget', 'set-post-thumbnail', 'date_format', 'time_format',
+	'wp-remove-post-lock', 'dismiss-wp-pointer', 'upload-attachment', 'get-attachment',
+	'query-attachments', 'save-attachment', 'save-attachment-compat', 'send-link-to-editor',
+	'send-attachment-to-editor', 'save-attachment-order', 'heartbeat', 'get-revision-diffs',
+	'save-user-color-scheme', 'update-widget', 'query-themes', 'parse-embed', 'set-attachment-thumbnail',
+	'parse-media-shortcode', 'destroy-sessions', 'install-plugin', 'update-plugin', 'press-this-save-post',
+	'press-this-add-category', 'crop-image',
+);
+
+// Deprecated
+$core_actions_post[] = 'wp-fullscreen-save-post';
+
+// Register core Ajax calls.
+if ( ! empty( $_GET['action'] ) && in_array( $_GET['action'], $core_actions_get ) )
+	add_action( 'wp_ajax_' . $_GET['action'], 'wp_ajax_' . str_replace( '-', '_', $_GET['action'] ), 1 );
+
+if ( ! empty( $_POST['action'] ) && in_array( $_POST['action'], $core_actions_post ) )
+	add_action( 'wp_ajax_' . $_POST['action'], 'wp_ajax_' . str_replace( '-', '_', $_POST['action'] ), 1 );
+
+add_action( 'wp_ajax_nopriv_heartbeat', 'wp_ajax_nopriv_heartbeat', 1 );
+
+if ( is_user_logged_in() ) {
+	/**
+	 * Fires authenticated AJAX actions for logged-in users.
+	 *
+	 * The dynamic portion of the hook name, `$_REQUEST['action']`,
+	 * refers to the name of the AJAX action callback being fired.
+	 *
+	 * @since 2.1.0
+	 */
+	do_action( 'wp_ajax_' . $_REQUEST['action'] );
+} else {
+	/**
+	 * Fires non-authenticated AJAX actions for logged-out users.
+	 *
+	 * The dynamic portion of the hook name, `$_REQUEST['action']`,
+	 * refers to the name of the AJAX action callback being fired.
+	 *
+	 * @since 2.8.0
+	 */
+	do_action( 'wp_ajax_nopriv_' . $_REQUEST['action'] );
+}
+// Default status
+die( '0' );