<?php
if (!defined('_GNUBOARD_'))
  exit;

// 최신글 추출
// $cache_time 캐시 갱신시간
function latest($skin_dir = '', $bo_table, $rows = 10, $subject_len = 40, $cache_time = 1, $options = '')
{
  global $g5;

  if (!$skin_dir)
    $skin_dir = 'basic';

  $latest_skin_path = G5_SKIN_PATH . '/latest/' . $skin_dir;
  $latest_skin_url = G5_SKIN_URL . '/latest/' . $skin_dir;

  $cache_fwrite = false;
  $cache_file = null;
  if (G5_USE_CACHE) {
    $cache_file = G5_DATA_PATH . "/cache/latest-{$bo_table}-{$skin_dir}-{$rows}-{$subject_len}.php";

    if (!file_exists($cache_file)) {
      $cache_fwrite = true;
    } else {
      if ($cache_time > 0) {
        $filetime = filemtime($cache_file);
        if ($filetime && $filetime < (G5_SERVER_TIME - 3600 * $cache_time)) {
          @unlink($cache_file);
          $cache_fwrite = true;
        }
      }

      if (!$cache_fwrite)
        include($cache_file);
    }
  }

  if (!G5_USE_CACHE || $cache_fwrite) {
    $list = array();

    $sql = "SELECT * FROM {$g5['board_table']} where bo_table = '{$bo_table}' ";
    $board = sql_fetch($sql);
    $bo_subject = get_text($board['bo_subject']);

    $tmp_write_table = $g5['write_prefix'] . $bo_table; // 게시판 테이블 전체이름
    $sql = "SELECT * FROM {$tmp_write_table} where wr_is_comment = 0 order by wr_num limit 0, {$rows} ";
    $result = sql_query($sql);
    for ($i = 0; $row = sql_fetch_array($result); $i++) {
      $list[$i] = get_list($row, $board, $latest_skin_url, $subject_len);
    }

    if ($cache_fwrite) {
      $handle = fopen($cache_file, 'w');
      $cache_content = "<?php\nif (!defined('_GNUBOARD_')) exit;\n\$bo_subject='" . $bo_subject . "';\n\$list=" . var_export($list, true) . "?>";
      fwrite($handle, $cache_content);
      fclose($handle);
    }
  }

  ob_start();
  include $latest_skin_path . '/latest.skin.php';
  $content = ob_get_contents();
  ob_end_clean();

  return $content;
}