AS3CF_Filter::push_to_url_pairs PHP Метод

    protected function push_to_url_pairs(&$url_pairs, $attachment_id, $find, &$to_cache)
    {
        $find_full = $this->as3cf->remove_size_from_filename($find);
        $find_full = $this->normalize_find_value($this->as3cf->maybe_remove_query_string($find_full));
        $find_size = $this->normalize_find_value($this->as3cf->maybe_remove_query_string($find));
        // Cache find URLs even if no replacement.
        $to_cache[$find_full] = $attachment_id;
        if (wp_basename($find_full) !== wp_basename($find_size)) {
            $to_cache[$find_size] = $attachment_id;
        }
        $replace_full = $this->get_url($attachment_id);
        // Replacement URL can't be found.
        if (!$replace_full) {
            return;
        }
        $size = $this->get_size_string_from_url($attachment_id, $find);
        $replace_size = $this->get_url($attachment_id, $size);
        $parts = parse_url($find);
        if (!isset($parts['scheme'])) {
            $replace_full = $this->as3cf->remove_scheme($replace_full);
            $replace_size = $this->as3cf->remove_scheme($replace_size);
        }
        // Find and replace full version
        $url_pairs[$find_full] = $replace_full;
        // Find and replace sized version
        if (wp_basename($find_full) !== wp_basename($find_size)) {
            $url_pairs[$find_size] = $replace_size;
        }
        // Prime cache, when filtering the opposite way
        $replace_full = $this->as3cf->maybe_remove_query_string($replace_full);
        $replace_size = $this->as3cf->maybe_remove_query_string($replace_size);
        $to_cache[$this->normalize_find_value($replace_full)] = $attachment_id;
        $to_cache[$this->normalize_find_value($replace_size)] = $attachment_id;
    }