public static function getTheExcerpt($postID, $len = 120, $extra = '...')
{
static $cache = [];
if (isset($cache[$postID])) {
return $cache[$postID];
}
$post = static::getPost($postID);
$excerpt = \get_the_excerpt($postID);
if ($excerpt) {
$cache[$postID] = Functions::subStr($excerpt, $len, $extra);
} else {
$cache[$postID] = Functions::subStr(str_replace("\n", '', strip_tags($post->post_content)), $len, $extra);
}
return $cache[$postID];
}
