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make_url_footnote( string $content )

This function has been deprecated.

Strip HTML and put links at the bottom of stripped content.

Description

Searches for all of the links, strips them out of the content, and places them at the bottom of the content with numbers.

Parameters

$content

(string) (Required) Content to get links

Return

(string) HTML stripped out of content with links at the bottom.

Source

File: wp-includes/deprecated.php

function make_url_footnote( $content ) {
	_deprecated_function( __FUNCTION__, '2.9.0', '' );
	preg_match_all( '/<a(.+?)href=\"(.+?)\"(.*?)>(.+?)<\/a>/', $content, $matches );
	$links_summary = "\n";
	for ( $i = 0, $c = count( $matches[0] ); $i < $c; $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;
}

Changelog

Version Description
2.9.0 This function has been deprecated.
0.71 Introduced.

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