<?php
if (!defined("B_PROLOG_INCLUDED") || B_PROLOG_INCLUDED !== true) {
die;
}
if (!CModule::IncludeModule('learning')) {
return false;
}
//Params
$arParams["CHECK_PERMISSIONS"] = isset($arParams["CHECK_PERMISSIONS"]) && $arParams["CHECK_PERMISSIONS"] == "N" ? "N" : "Y";
$arParams["COURSE_ID"] = isset($arParams["COURSE_ID"]) && intval($arParams["COURSE_ID"]) > 0 ? intval($arParams["COURSE_ID"]) : intval($_REQUEST["COURSE_ID"]);
// was: if($this->StartResultCache(false, $USER->GetGroups()))
if ($this->StartResultCache(false, CLearnAccess::GetAccessSymbolsHashForSiteUser())) {
//Module
if (!CModule::IncludeModule("learning")) {
$this->AbortResultCache();
ShowError(GetMessage("LEARNING_MODULE_NOT_FOUND"));
return;
}
if ($arParams['CHECK_PERMISSIONS'] !== 'N') {
$isAccessible = false;
$linkedLessonId = CCourse::CourseGetLinkedLesson($arParams["COURSE_ID"]);
if ($linkedLessonId !== false) {
try {
$isAccessible = CLearnAccessMacroses::CanUserViewLessonContent(array('lesson_id' => $linkedLessonId));
} catch (Exception $e) {
$isAccessible = false;
// access denied
}
}
if (!$isAccessible) {
// access denied
}
if (!$isAccessible) {
ShowError(GetMessage('LEARNING_COURSE_DENIED'));
return;
exit;
}
}
$ratingTransistor = '';
if ($arParams['CHAPTER_ID'] > 0) {
$arRatingData = CRatings::GetRatingVoteResult('LEARN_LESSON', $arParams['CHAPTER_ID']);
$ratingTransistor = serialize($arRatingData);
}
$lastDirtyCacheTS = COption::GetOptionString('learning', CLearnCacheOfLessonTreeComponent::OPTION_TS, time());
// was: if($this->StartResultCache(false, $USER->GetGroups()))
$additionalCacheID = CLearnAccess::GetAccessSymbolsHashForSiteUser() . '|' . $ratingTransistor . '|' . $lastDirtyCacheTS;
if ($this->StartResultCache(false, $additionalCacheID)) {
//Module
if (!CModule::IncludeModule("learning")) {
$this->AbortResultCache();
ShowError(GetMessage("LEARNING_MODULE_NOT_FOUND"));
return;
}
//Course
$rsCourse = CCourse::GetList(array(), array("ID" => $arParams["COURSE_ID"], "ACTIVE" => "Y", "ACTIVE_DATE" => "Y", "SITE_ID" => LANG, "CHECK_PERMISSIONS" => 'N'));
if (!($arCourse = $rsCourse->GetNext())) {
$this->AbortResultCache();
ShowError(GetMessage("LEARNING_COURSE_DENIED"));
return;
}
// Resolve links "?COURSE_ID={SELF}". Don't relay on it, this behaviour
$tzOffset = CTimeZone::getOffset();
if ($bTzWasDisabled) {
CTimeZone::disable();
}
// Adjust unix timestamp to bitrix-timestamp for correct comparision below
$nowTimestamp = time() + $tzOffset;
if ($nowTimestamp < MakeTimeStamp($activeFrom)) {
$delayed = $activeFrom;
}
}
}
}
}
$lastDirtyCacheTS = COption::GetOptionString('learning', CLearnCacheOfLessonTreeComponent::OPTION_TS, time());
// was: if($this->StartResultCache(false, $USER->GetGroups()))
$additionalCacheID = CLearnAccess::GetAccessSymbolsHashForSiteUser() . '|' . $ratingTransistor . '|' . $lastDirtyCacheTS . '|' . ($delayed === false ? 'ND' : 'D');
if ($this->StartResultCache(false, $additionalCacheID)) {
// Module
if (!CModule::IncludeModule("learning")) {
$this->AbortResultCache();
ShowError(GetMessage("LEARNING_MODULE_NOT_FOUND"));
return;
}
if ($arParams["CHECK_PERMISSIONS"] !== 'N') {
try {
$arPermissionsParams = array('COURSE_ID' => $arParams['COURSE_ID'], 'LESSON_ID' => $arParams['LESSON_ID']);
$isAccessible = CLearnAccessMacroses::CanUserViewLessonAsPublic($arPermissionsParams);
} catch (Exception $e) {
$isAccessible = false;
// access denied
}
