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wp_xmlrpc_server::pingback_extensions_getPingbacks( string $url )

Retrieve array of URLs that pingbacked the given URL.

Description

Specs on http://www.aquarionics.com/misc/archives/blogite/0198.html

Parameters

$url

(string) (Required)

Return

(array|IXR_Error)

Source

File: wp-includes/class-wp-xmlrpc-server.php 

public function pingback_extensions_getPingbacks( $url ) {
		global $wpdb;

		/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'pingback.extensions.getPingbacks' );

		$url = $this->escape( $url );

		$post_ID = url_to_postid( $url );
		if ( ! $post_ID ) {
			// We aren't sure that the resource is available and/or pingback enabled.
			return $this->pingback_error( 33, __( 'The specified target URL cannot be used as a target. It either doesn’t exist, or it is not a pingback-enabled resource.' ) );
		}

		$actual_post = get_post( $post_ID, ARRAY_A );

		if ( ! $actual_post ) {
			// No such post = resource not found.
			return $this->pingback_error( 32, __( 'The specified target URL does not exist.' ) );
		}

		$comments = $wpdb->get_results( $wpdb->prepare( "SELECT comment_author_url, comment_content, comment_author_IP, comment_type FROM $wpdb->comments WHERE comment_post_ID = %d", $post_ID ) );

		if ( ! $comments ) {
			return array();
		}

		$pingbacks = array();
		foreach ( $comments as $comment ) {
			if ( 'pingback' === $comment->comment_type ) {
				$pingbacks[] = $comment->comment_author_url;
			}
		}

		return $pingbacks;
	}

Uses

Uses Description
wp-includes/l10n.php: __()

Retrieve the translation of $text.
wp-includes/plugin.php: do_action()

Execute functions hooked on a specific action hook.
wp-includes/post.php: get_post()

Retrieves post data given a post ID or post object.
wp-includes/rewrite.php: url_to_postid()

Examine a URL and try to determine the post ID it represents.
wp-includes/class-wp-xmlrpc-server.php: wp_xmlrpc_server::pingback_error()

Sends a pingback error based on the given error code and message.
wp-includes/class-wp-xmlrpc-server.php: xmlrpc_call

Fires after the XML-RPC user has been authenticated but before the rest of the method logic begins.
wp-includes/class-wp-xmlrpc-server.php: wp_xmlrpc_server::escape()

Escape string or array of strings for database.
wp-includes/wp-db.php: wpdb::get_results()

Retrieves an entire SQL result set from the database (i.e., many rows).
wp-includes/wp-db.php: wpdb::prepare()

Prepares a SQL query for safe execution.

Changelog

Version Description
1.5.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/classes/wp_xmlrpc_server/pingback_extensions_getpingbacks