CCoursePackage::__construct

public function __construct($COURSE_ID)
{
	global $DB;
	$this->ID = intval($COURSE_ID);

	//Course exists?
	$res = CCourse::GetByID($this->ID);
	if (!$this->arCourse = $res->Fetch())
	{
		$this->LAST_ERROR = GetMessage("LEARNING_BAD_COURSE_ID_EX");
		return false;
	}

	$res = CCourse::GetSite($this->ID);
	if ($arSite = $res->GetNext())
	{
		$charset = $arSite["CHARSET"];
	}
	else
	{
		$this->LAST_ERROR = GetMessage("LEARNING_BAD_SITE_ID_EX");
		return false;
	}

	//Define charset
	if ($charset == '')
	{
		if (defined("SITE_CHARSET") && SITE_CHARSET <> '')
			$charset = SITE_CHARSET;
		else
			$charset = "windows-1251";
	}
	$this->charset = $charset;

	//Get chapters, lessons, questions
	$this->_GetCourseContent($this->arCourse['LESSON_ID']);

	//Get tests
	$strSql =
		"SELECT T.*, ".
		$DB->DateToCharFunction("T.TIMESTAMP_X")." as TIMESTAMP_X ".
		"FROM b_learn_test T ".
		"WHERE T.COURSE_ID = ".intval($this->ID)." ".
		"ORDER BY SORT ASC ";

	$res = $DB->Query($strSql, false, "File: ".__FILE__."
Line: ".__LINE__);
	while ($arRes= $res->Fetch())
	{
		$r = ++$this->RefID;
		$this->arItems[$r] = $this->_CreateContent("TES", $arRes, $r);
		$this->strItems .= '';

		$marksRes = $DB->Query(
			"SELECT * FROM b_learn_test_mark WHERE TEST_ID = '" . (string) ((int) $arRes['ID']) . "'", 
			false, "File: ".__FILE__."
Line: ".__LINE__
			);
		while ($arMarksRes= $marksRes->Fetch())
		{
			$r = ++$this->RefID;
			$this->arItems[$r] = $this->CreateTMK($arMarksRes, $r);
			$this->strItems .= ''
				. ''
				. '';
		}

		$this->strItems .= '';
		$this->strResourses  .= ''.$this->_GetResourceFiles($r).'';
	}
}