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make_url_footnote › WordPress Function

Since0.71
Deprecated2.9.0
› make_url_footnote ( $content )
Parameters:
  • (string) $content Content to get links.
    Required: Yes
Returns:
  • (string) HTML stripped out of content with links at the bottom.
Defined at:
Codex:

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

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


Related Functions: get_url_in_content, excerpt_remove_footnotes, get_footer, _make_url_clickable_cb, type_url_form_file

Source 

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;
}