make_url_footnote

Source code

function make_url_footnote( $content ) {

	_deprecated_function( __FUNCTION__, '2.9', '' );

	preg_match_all( '/<a(.+?)href=\"(.+?)\"(.*?)>(.+?)<\/a>/', $content, $matches );

	$links_summary = "\n";

	for ( $i=0; $i<count($matches[0]); $i++ ) {

		$link_match = $matches[0][$i];

		$link_number = '['.($i+1).']';

		$link_url = $matches[2][$i];

		$link_text = $matches[4][$i];

		$content = str_replace( $link_match, $link_text . ' ' . $link_number, $content );

		$link_url = ( ( strtolower( substr( $link_url, 0, 7 ) ) != 'http://' ) && ( strtolower( substr( $link_url, 0, 8 ) ) != 'https://' ) ) ? get_option( 'home' ) . $link_url : $link_url;

		$links_summary .= "\n" . $link_number . ' ' . $link_url;

	}

	$content  = strip_tags( $content );

	$content .= $links_summary;

	return $content;

}