This function’s access is marked private. This means it is not intended for use by plugin or theme developers, only in other core functions. It is listed here for completeness.
_make_url_clickable_cb( array $matches )
Callback to convert URI match to HTML A element.
Description
This function was backported from WP-2.5.0 to WP-2.3.2. Regex callback for make_clickable().
Parameters
- $matches
-
(Required) Single Regex Match.
Return
(string) HTML A element with URI address.
Source
File: wp-includes/formatting.php
function _make_url_clickable_cb( $matches ) {
$url = $matches[2];
if ( ')' == $matches[3] && strpos( $url, '(' ) ) {
// If the trailing character is a closing parethesis, and the URL has an opening parenthesis in it, add the closing parenthesis to the URL.
// Then we can let the parenthesis balancer do its thing below.
$url .= $matches[3];
$suffix = '';
} else {
$suffix = $matches[3];
}
// Include parentheses in the URL only if paired
while ( substr_count( $url, '(' ) < substr_count( $url, ')' ) ) {
$suffix = strrchr( $url, ')' ) . $suffix;
$url = substr( $url, 0, strrpos( $url, ')' ) );
}
$url = esc_url($url);
if ( empty($url) )
return $matches[0];
return $matches[1] . "<a href=\"$url\" rel=\"nofollow\">$url</a>" . $suffix;
}
Changelog
| Version | Description |
|---|---|
| WP-2.3.2 | Introduced. |