self_link()

Display the link for the currently displayed feed in a XSS safe way.

Description

Generate a correct link for the atom:self element.

Source

File: wp-includes/feed.php 

function self_link() {
	$host = @parse_url(home_url());
	/**
	 * Filters the current feed URL.
	 *
	 * @since WP-3.6.0
	 *
	 * @see set_url_scheme()
	 * @see wp_unslash()
	 *
	 * @param string $feed_link The link for the feed with set URL scheme.
	 */
	echo esc_url( apply_filters( 'self_link', set_url_scheme( 'http://' . $host['host'] . wp_unslash( $_SERVER['REQUEST_URI'] ) ) ) );
}

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Related

Uses

Uses
Uses Description
wp-includes/link-template.php: set_url_scheme()

Sets the scheme for a URL.
wp-includes/link-template.php: home_url()

Retrieves the URL for the current site where the front end is accessible.
wp-includes/plugin.php: apply_filters()

Call the functions added to a filter hook.
wp-includes/formatting.php: wp_unslash()

Remove slashes from a string or array of strings.
wp-includes/formatting.php: esc_url()

Checks and cleans a URL.
wp-includes/feed.php: self_link

Filters the current feed URL.
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Changelog

Changelog
Version Description
WP-2.5.0 Introduced.