Ellipsis (php)

ellipsis.php

<?php

/**
 * Take the landing page content, strip the tags and return an shortened versions.
 *
 * @param $text
 * @param bool $strip_tags
 * @param int $max_length
 * @param string $cut_off
 * @param bool $keep_word
 * @return bool|string
 */
function getExcerpt($text, $strip_tags = true, $max_length = 140, $cut_off = '...', $keep_word = true)
{
    if ($strip_tags) {
        $text = strip_tags($text);
    }

    if (strlen($text) <= $max_length) {
        return $text;
    }

    if (strlen($text) > $max_length) {
        if ($keep_word) {
            $text = substr($text, 0, $max_length + 1);

            if ($last_space = strrpos($text, ' ')) {
                $text = substr($text, 0, $last_space);
                $text = rtrim($text);
                $text .= $cut_off;
            }
        } else {
            $text = substr($text, 0, $max_length);
            $text = rtrim($text);
            $text .= $cut_off;
        }
    }

    return $text;
}

?>