<?php
/**
 * Get EZ-Pages content
 *
 * @param int $page_id   EZ-Pages ID
 * @param string $field  数据表字段名，默认 pages_html_text
 * @return string
 */
function zen_get_ezpage_content($page_id, $field = 'pages_html_text') {
  global $db;

  if ((int)$page_id <= 0) return '';

  $sql = "SELECT " . zen_db_input($field) . " 
            FROM " . TABLE_EZPAGES_CONTENT . " 
           WHERE pages_id = " . (int)$page_id . " 
             AND languages_id = " . (int)$_SESSION['languages_id'] . " 
           LIMIT 1";

  $rs = $db->Execute($sql);

  if (!$rs->EOF && isset($rs->fields[$field])) {
    return $rs->fields[$field];
  }

  return '';
}