function _drupal_html_to_mail_urls

Keeps track of URLs and replaces them with placeholder tokens.

Callback for preg_replace_callback() within drupal_html_to_text().

File

includes/mail.inc, line 637

Code

function _drupal_html_to_mail_urls($match = NULL, $reset = FALSE) {
    global $base_url, $base_path;
    static $urls = array(), $regexp;
    if ($reset) {
        // Reset internal URL list.
        $urls = array();
    }
    else {
        if (empty($regexp)) {
            $regexp = '@^' . preg_quote($base_path, '@') . '@';
        }
        if ($match) {
            list(, , $url, $label) = $match;
            // Ensure all URLs are absolute.
            $urls[] = strpos($url, '://') ? $url : preg_replace($regexp, $base_url . '/', $url);
            return $label . ' [' . count($urls) . ']';
        }
    }
    return $urls;
}