<?


//Для запуска необходимой карты укажите в адресе ее ID, пример:
//  /local/php_interface/crontab/seo_sitemap_run.php?action=sitemap_run&ID=1&lang=ru
$_SERVER['DOCUMENT_ROOT'] = realpath(dirname(__FILE__) . '/../../..');

if($argv){
	unset($argv[0]);
	parse_str(join('&', $argv), $_REQUEST);
}

define('NO_KEEP_STATISTIC', true);
define('NOT_CHECK_PERMISSIONS', true);
define('NO_AGENT_STATISTIC', true);
define('STOP_STATISTICS', true);
define('BX_CRONTAB_SUPPORT', true);
define('LANGUAGE_ID', 'ru');

error_reporting(E_ERROR | E_WARNING | E_PARSE);
ini_set('display_errors', 1);
ini_set('memory_limit', '512M');

@set_time_limit(0);
@ignore_user_abort(true);

require_once($_SERVER['DOCUMENT_ROOT'] . "/bitrix/modules/main/include/prolog_admin_before.php");

define('ADMIN_MODULE_NAME', 'seo');

use Bitrix\Main;
use Bitrix\Main\IO;
use Bitrix\Main\SiteTable;
use Bitrix\Main\Localization\Loc;
use Bitrix\Seo\RobotsFile;
use Bitrix\Seo\SitemapTable;
use Bitrix\Seo\SitemapIndex;
use Bitrix\Seo\SitemapRuntime;
use Bitrix\Seo\SitemapRuntimeTable;

Loc::loadMessages($_SERVER['DOCUMENT_ROOT'] . '/bitrix/modules/seo/admin/seo_sitemap.php');

if(!Main\Loader::includeModule('seo')) {
	require($_SERVER["DOCUMENT_ROOT"] . "/bitrix/modules/main/include/prolog_admin_after.php");
	ShowError(Loc::getMessage("SEO_ERROR_NO_MODULE"));
	require($_SERVER["DOCUMENT_ROOT"] . "/bitrix/modules/main/include/epilog_admin.php");
}

$bIBlock = Main\Loader::includeModule('iblock');

$ID = intval($_REQUEST['ID']);

$arSitemap = null;
if($ID > 0) {
	$dbSitemap = SitemapTable::getById($ID);
	$arSitemap = $dbSitemap->fetch();

	$dbSite            = SiteTable::getByPrimary($arSitemap['SITE_ID']);
	$arSitemap['SITE'] = $dbSite->fetch();
}

if(!is_array($arSitemap)) {
	require($_SERVER["DOCUMENT_ROOT"] . "/bitrix/modules/main/include/prolog_admin_after.php");
	ShowError(Loc::getMessage("SEO_ERROR_SITEMAP_NOT_FOUND"));
	require($_SERVER["DOCUMENT_ROOT"] . "/bitrix/modules/main/include/epilog_admin.php");
}
else {
	$arSitemap['SETTINGS'] = unserialize($arSitemap['SETTINGS']);

	$arSitemapSettings = array(
		 'SITE_ID'  => $arSitemap['SITE_ID'],
		 'PROTOCOL' => $arSitemap['SETTINGS']['PROTO'] == 1 ? 'https' : 'http',
		 'DOMAIN'   => $arSitemap['SETTINGS']['DOMAIN'],
	);
}

function seoSitemapGetFilesData($PID, $arSitemap, $arCurrentDir, $sitemapFile)
{
	global $NS;

	$arDirList = array();

	if($arCurrentDir['ACTIVE'] == SitemapRuntimeTable::ACTIVE) {
		$list = \CSeoUtils::getDirStructure(
			 $arSitemap['SETTINGS']['logical'] == 'Y',
			 $arSitemap['SITE_ID'],
			 $arCurrentDir['ITEM_PATH']
		);

		foreach($list as $dir) {
			$dirKey = "/" . ltrim($dir['DATA']['ABS_PATH'], "/");

			if($dir['TYPE'] == 'F') {
				if(!isset($arSitemap['SETTINGS']['FILE'][ $dirKey ])
					 || $arSitemap['SETTINGS']['FILE'][ $dirKey ] == 'Y'
				) {
					if(preg_match($arSitemap['SETTINGS']['FILE_MASK_REGEXP'], $dir['FILE'])) {
						$f = new IO\File($dir['DATA']['PATH'], $arSitemap['SITE_ID']);
						$sitemapFile->addFileEntry($f);
						$NS['files_count']++;
					}
				}
			}
			else {
				if(!isset($arSitemap['SETTINGS']['DIR'][ $dirKey ])
					 || $arSitemap['SETTINGS']['DIR'][ $dirKey ] == 'Y'
				) {
					$arDirList[] = $dirKey;
				}
			}
		}
	}
	else {
		$len = strlen($arCurrentDir['ITEM_PATH']);
		if(!empty($arSitemap['SETTINGS']['DIR'])) {
			foreach($arSitemap['SETTINGS']['DIR'] as $dirKey => $checked) {
				if($checked == 'Y') {
					if(strncmp($arCurrentDir['ITEM_PATH'], $dirKey, $len) === 0) {
						$arDirList[] = $dirKey;
					}
				}
			}
		}

		if(!empty($arSitemap['SETTINGS']['FILE'])) {
			foreach($arSitemap['SETTINGS']['FILE'] as $dirKey => $checked) {
				if($checked == 'Y') {
					if(strncmp($arCurrentDir['ITEM_PATH'], $dirKey, $len) === 0) {
						$fileName = IO\Path::combine(
							 SiteTable::getDocumentRoot($arSitemap['SITE_ID']),
							 $dirKey
						);

						if(!is_dir($fileName)) {
							$f = new IO\File($fileName, $arSitemap['SITE_ID']);
							if($f->isExists()
								 && !$f->isSystem()
								 && preg_match($arSitemap['SETTINGS']['FILE_MASK_REGEXP'], $f->getName())
							) {
								$sitemapFile->addFileEntry($f);
								$NS['files_count']++;
							}
						}
					}
				}
			}
		}
	}

	if(count($arDirList) > 0) {
		foreach($arDirList as $dirKey) {
			$arRuntimeData = array(
				 'PID'       => $PID,
				 'ITEM_PATH' => $dirKey,
				 'PROCESSED' => SitemapRuntimeTable::UNPROCESSED,
				 'ACTIVE'    => SitemapRuntimeTable::ACTIVE,
				 'ITEM_TYPE' => SitemapRuntimeTable::ITEM_TYPE_DIR,
			);
			SitemapRuntimeTable::add($arRuntimeData);
		}
	}

	SitemapRuntimeTable::update($arCurrentDir['ID'], array(
		 'PROCESSED' => SitemapRuntimeTable::PROCESSED,
	));
}

if($_REQUEST['action'] == 'sitemap_run') // && check_bitrix_sessid()
{
	$arValueSteps = array(
		 'init'         => 0,
		 'init1'        => 1,
		 'files'        => 40,
		 'iblock_index' => 50,
		 'iblock'       => 60,
		 'forum_index'  => 70,
		 'forum'        => 80,
		 'index'        => 100,
	);

	$PID = $ID;

	foreach($arValueSteps as $key => $v) {

		if($v == $arValueSteps['init']) {
			SitemapRuntimeTable::clearByPid($PID);

			$NS['time_start']  = microtime(true);
			$NS['files_count'] = 0;
			$NS['steps_count'] = 0;

			$bRootChecked = isset($arSitemap['SETTINGS']['DIR']['/'])
				 && $arSitemap['SETTINGS']['DIR']['/'] == 'Y';

			$arRuntimeData = array(
				 'PID'       => $PID,
				 'ITEM_TYPE' => SitemapRuntimeTable::ITEM_TYPE_DIR,
				 'ITEM_PATH' => '/',
				 'PROCESSED' => SitemapRuntimeTable::UNPROCESSED,
				 'ACTIVE'    => $bRootChecked ? SitemapRuntimeTable::ACTIVE : SitemapRuntimeTable::INACTIVE,
			);

			SitemapRuntimeTable::add($arRuntimeData);

			$msg = Loc::getMessage('SITEMAP_RUN_FILES', array('#PATH#' => '/'));

			$sitemapFile = new SitemapRuntime($PID, $arSitemap['SETTINGS']['FILENAME_FILES'], $arSitemapSettings);

			$v++;
		}
		elseif($v < $arValueSteps['files']) {
			$NS['steps_count']++;

			$sitemapFile = new SitemapRuntime($PID, $arSitemap['SETTINGS']['FILENAME_FILES'], $arSitemapSettings);

			$stepDuration = 15;
			$ts_finish    = microtime(true) + $stepDuration * 0.95;

			$bFinished      = false;
			$bCheckFinished = false;

			$dbRes = null;

			while(!$bFinished && microtime(true) <= $ts_finish) {
				if(!$dbRes) {
					$dbRes = SitemapRuntimeTable::getList(array(
						 'order'  => array('ITEM_PATH' => 'ASC'),
						 'filter' => array(
								'PID'       => $PID,
								'ITEM_TYPE' => SitemapRuntimeTable::ITEM_TYPE_DIR,
								'PROCESSED' => SitemapRuntimeTable::UNPROCESSED,
						 ),
						 'limit'  => 1000,
					));
				}

				if($arRes = $dbRes->Fetch()) {
					seoSitemapGetFilesData($PID, $arSitemap, $arRes, $sitemapFile);
					$bCheckFinished = false;
				}
				elseif(!$bCheckFinished) {
					$dbRes          = null;
					$bCheckFinished = true;
				}
				else {
					$bFinished = true;
				}
			}

			if(!$bFinished) {
				if($v < $arValueSteps['files'] - 1)
					$v++;

				$msg = Loc::getMessage('SITEMAP_RUN_FILES', array('#PATH#' => $arRes['ITEM_PATH']));
			}
			else {
				if(!is_array($NS['XML_FILES']))
					$NS['XML_FILES'] = array();

				if($sitemapFile->isNotEmpty()) {
					if($sitemapFile->isCurrentPartNotEmpty()) {
						$sitemapFile->finish();
					}
					else {
						$sitemapFile->delete();
					}

					$NS['XML_FILES'] = array_merge($NS['XML_FILES'], $sitemapFile->getNameList());
				}
				else {
					$sitemapFile->delete();
				}

				$v   = $arValueSteps['files'];
				$msg = Loc::getMessage('SITEMAP_RUN_FILE_COMPLETE', array('#FILE#' => $arSitemap['SETTINGS']['FILENAME_FILES']));
			}
		}
		elseif($v < $arValueSteps['iblock_index']) {
			$NS['time_start'] = microtime(true);

			$arIBlockList = array();
			if(Main\Loader::includeModule('iblock')) {
				$arIBlockList = $arSitemap['SETTINGS']['IBLOCK_ACTIVE'];
				if(count($arIBlockList) > 0) {
					$arIBlocks = array();
					$dbIBlock  = CIBlock::GetList(array(), array('ID' => array_keys($arIBlockList)));
					while($arIBlock = $dbIBlock->Fetch()) {
						$arIBlocks[ $arIBlock['ID'] ] = $arIBlock;
					}

					foreach($arIBlockList as $iblockId => $iblockActive) {
						if($iblockActive !== 'Y' || !array_key_exists($iblockId, $arIBlocks)) {
							unset($arIBlockList[ $iblockId ]);
						}
						else {
							SitemapRuntimeTable::add(array(
								 'PID'       => $PID,
								 'PROCESSED' => SitemapRuntimeTable::UNPROCESSED,
								 'ITEM_ID'   => $iblockId,
								 'ITEM_TYPE' => SitemapRuntimeTable::ITEM_TYPE_IBLOCK,
							));

							$fileName = str_replace(
								 array('#IBLOCK_ID#', '#IBLOCK_CODE#', '#IBLOCK_XML_ID#'),
								 array($iblockId, $arIBlocks[ $iblockId ]['CODE'], $arIBlocks[ $iblockId ]['XML_ID']),
								 $arSitemap['SETTINGS']['FILENAME_IBLOCK']
							);

							$sitemapFile = new SitemapRuntime($PID, $fileName, $arSitemapSettings);
							if($sitemapFile->isExists()) {
								//$sitemapFile->delete();
							}
						}
					}
				}
			}

			$NS['LEFT_MARGIN']    = 0;
			$NS['IBLOCK_LASTMOD'] = 0;

			$NS['IBLOCK'] = array();

			if(count($arIBlockList) <= 0) {
				$v   = $arValueSteps['iblock'];
				$msg = Loc::getMessage('SITEMAP_RUN_IBLOCK_EMPTY');
			}
			else {
				$v   = $arValueSteps['iblock_index'];
				$msg = Loc::getMessage('SITEMAP_RUN_IBLOCK');
			}
		}
		else if($v < $arValueSteps['iblock']) {
			$stepDuration = 300; //10
			$ts_finish    = microtime(true) + $stepDuration * 0.95;

			$bFinished      = false;
			$bCheckFinished = false;

			$currentIblock = false;
			$iblockId      = 0;

			$dbOldIblockResult = null;
			$dbIblockResult    = null;

			while(!$bFinished && microtime(true) <= $ts_finish) {
				if(!$currentIblock) {
					$arCurrentIBlock = false;
					$dbRes           = SitemapRuntimeTable::getList(array(
						 'order'  => array('ID' => 'ASC'),
						 'filter' => array(
								'PID'       => $PID,
								'ITEM_TYPE' => SitemapRuntimeTable::ITEM_TYPE_IBLOCK,
								'PROCESSED' => SitemapRuntimeTable::UNPROCESSED,
						 ),
						 'limit'  => 1,
					));

                    $currentIblock = $dbRes->fetch();

					if($currentIblock) {
						$iblockId = intval($currentIblock['ITEM_ID']);

						$dbIBlock        = CIBlock::GetByID($iblockId);
						$arCurrentIBlock = $dbIBlock->Fetch();

						if(!$arCurrentIBlock) {
							SitemapRuntimeTable::update($currentIblock['ID'], array(
								 'PROCESSED' => SitemapRuntimeTable::PROCESSED,
							));

							$NS['LEFT_MARGIN']     = 0;
							$NS['IBLOCK_LASTMOD']  = 0;
							$NS['LAST_ELEMENT_ID'] = 0;
							unset($NS['CURRENT_SECTION']);
						}
						else {
							if(strlen($arCurrentIBlock['LIST_PAGE_URL']) <= 0)
								$arSitemap['SETTINGS']['IBLOCK_LIST'][ $iblockId ] = 'N';
							if(strlen($arCurrentIBlock['SECTION_PAGE_URL']) <= 0)
								$arSitemap['SETTINGS']['IBLOCK_SECTION'][ $iblockId ] = 'N';
							if(strlen($arCurrentIBlock['DETAIL_PAGE_URL']) <= 0)
								$arSitemap['SETTINGS']['IBLOCK_ELEMENT'][ $iblockId ] = 'N';

							$NS['IBLOCK_LASTMOD'] = max($NS['IBLOCK_LASTMOD'], MakeTimeStamp($arCurrentIBlock['TIMESTAMP_X']));

							if($NS['LEFT_MARGIN'] <= 0 && $arSitemap['SETTINGS']['IBLOCK_ELEMENT'][ $iblockId ] != 'N') {
								$NS['CURRENT_SECTION'] = 0;
							}

							$fileName    = str_replace(
								 array('#IBLOCK_ID#', '#IBLOCK_CODE#', '#IBLOCK_XML_ID#'),
								 array($iblockId, $arCurrentIBlock['CODE'], $arCurrentIBlock['XML_ID']),
								 $arSitemap['SETTINGS']['FILENAME_IBLOCK']
							);
							$sitemapFile = new SitemapRuntime($PID, $fileName, $arSitemapSettings);
						}
					}
				}

				if(!$currentIblock) {
					$bFinished = true;
				}
				elseif(is_array($arCurrentIBlock)) {
					if($dbIblockResult == null) {
						if(isset($NS['CURRENT_SECTION'])) {
							$dbIblockResult = CIBlockElement::GetList(
								 array('ID' => 'ASC'),
								 array(
										'IBLOCK_ID'  => $iblockId,
										'ACTIVE'     => 'Y',
										'ACTIVE_DATE'     => 'Y',
										'SECTION_ID' => intval($NS['CURRENT_SECTION']),
										'>ID'        => intval($NS['LAST_ELEMENT_ID']),
										'SITE_ID'    => $arSitemap['SITE_ID'],
								 ),
								 false,
								 array('nTopCount' => 1000),
								 array('ID', 'TIMESTAMP_X', 'DETAIL_PAGE_URL')
							);
						}
						else {
							$NS['LAST_ELEMENT_ID'] = 0;
							$dbIblockResult        = CIBlockSection::GetList(
								 array('LEFT_MARGIN' => 'ASC'),
								 array(
										'IBLOCK_ID'     => $iblockId,
										'GLOBAL_ACTIVE' => 'Y',
										'>LEFT_BORDER'  => intval($NS['LEFT_MARGIN']),
								 ),
								 false,
								 array(
										'ID', 'TIMESTAMP_X', 'SECTION_PAGE_URL', 'LEFT_MARGIN', 'IBLOCK_SECTION_ID',
								 ),
								 array('nTopCount' => 100)
							);
						}
                    }                   

					if(isset($NS['CURRENT_SECTION'])) {
                        $arElement = $dbIblockResult->fetch();
                        
						if($arElement) {
							$arElement['LANG_DIR'] = $arSitemap['SITE']['DIR'];

							$bCheckFinished        = false;
							$elementLastmod        = MakeTimeStamp($arElement['TIMESTAMP_X']);
							$NS['IBLOCK_LASTMOD']  = max($NS['IBLOCK_LASTMOD'], $elementLastmod);
							$NS['LAST_ELEMENT_ID'] = $arElement['ID'];

							$NS['IBLOCK'][ $iblockId ]['E']++;

							$url = \CIBlock::ReplaceDetailUrl($arElement['DETAIL_PAGE_URL'], $arElement, false, "E");

							$sitemapFile->addIBlockEntry($url, $elementLastmod);
						}
						elseif(!$bCheckFinished) {
							$bCheckFinished = true;
							$dbIblockResult = null;
						}
						else {
							$bCheckFinished = false;
							unset($NS['CURRENT_SECTION']);
							$NS['LAST_ELEMENT_ID'] = 0;

							$dbIblockResult = null;
							if($dbOldIblockResult) {
								$dbIblockResult    = $dbOldIblockResult;
								$dbOldIblockResult = null;
							}
						}
					}
					else {
						$arSection = $dbIblockResult->fetch();

						if($arSection) {
							$bCheckFinished       = false;
							$sectionLastmod       = MakeTimeStamp($arSection['TIMESTAMP_X']);
							$NS['LEFT_MARGIN']    = $arSection['LEFT_MARGIN'];
							$NS['IBLOCK_LASTMOD'] = max($NS['IBLOCK_LASTMOD'], $sectionLastmod);

							$bActive        = false;
							$bActiveElement = false;

							if(isset($arSitemap['SETTINGS']['IBLOCK_SECTION_SECTION'][ $iblockId ][ $arSection['ID'] ])) {
								$bActive        = $arSitemap['SETTINGS']['IBLOCK_SECTION_SECTION'][ $iblockId ][ $arSection['ID'] ] == 'Y';
								$bActiveElement = $arSitemap['SETTINGS']['IBLOCK_SECTION_ELEMENT'][ $iblockId ][ $arSection['ID'] ] == 'Y';
							}
							elseif($arSection['IBLOCK_SECTION_ID'] > 0) {
								$dbRes = SitemapRuntimeTable::getList(array(
									 'filter' => array(
											'PID'       => $PID,
											'ITEM_TYPE' => SitemapRuntimeTable::ITEM_TYPE_SECTION,
											'ITEM_ID'   => $arSection['IBLOCK_SECTION_ID'],
											'PROCESSED' => SitemapRuntimeTable::PROCESSED,
									 ),
									 'select' => array('ACTIVE', 'ACTIVE_ELEMENT'),
									 'limit'  => 1,
								));

								$parentSection = $dbRes->fetch();
								if($parentSection) {
									$bActive        = $parentSection['ACTIVE'] == SitemapRuntimeTable::ACTIVE;
									$bActiveElement = $parentSection['ACTIVE_ELEMENT'] == SitemapRuntimeTable::ACTIVE;
								}
							}
							else {
								$bActive        = $arSitemap['SETTINGS']['IBLOCK_SECTION'][ $iblockId ] == 'Y';
								$bActiveElement = $arSitemap['SETTINGS']['IBLOCK_ELEMENT'][ $iblockId ] == 'Y';
							}

							$arRuntimeData = array(
								 'PID'            => $PID,
								 'ITEM_ID'        => $arSection['ID'],
								 'ITEM_TYPE'      => SitemapRuntimeTable::ITEM_TYPE_SECTION,
								 'ACTIVE'         => $bActive ? SitemapRuntimeTable::ACTIVE : SitemapRuntimeTable::INACTIVE,
								 'ACTIVE_ELEMENT' => $bActiveElement ? SitemapRuntimeTable::ACTIVE : SitemapRuntimeTable::INACTIVE,
								 'PROCESSED'      => SitemapRuntimeTable::PROCESSED,
							);

							if($bActive) {
								$NS['IBLOCK'][ $iblockId ]['S']++;

								$arSection['LANG_DIR'] = $arSitemap['SITE']['DIR'];

								$url = \CIBlock::ReplaceDetailUrl($arSection['SECTION_PAGE_URL'], $arSection, false, "S");

								$sitemapFile->addIBlockEntry($url, $sectionLastmod);
							}

							SitemapRuntimeTable::add($arRuntimeData);

							if($bActiveElement) {
								$NS['CURRENT_SECTION'] = $arSection['ID'];
								$NS['LAST_ELEMENT_ID'] = 0;

								$dbOldIblockResult = $dbIblockResult;
								$dbIblockResult    = null;
							}
						}
						elseif(!$bCheckFinished) {
							unset($NS['CURRENT_SECTION']);
							$bCheckFinished = true;
							$dbIblockResult = null;
						}
						else {
							$bCheckFinished = false;
							// we have finished current iblock

							SitemapRuntimeTable::update($currentIblock['ID'], array(
								 'PROCESSED' => SitemapRuntimeTable::PROCESSED,
							));

							if($arSitemap['SETTINGS']['IBLOCK_LIST'][ $iblockId ] == 'Y' && strlen($arCurrentIBlock['LIST_PAGE_URL']) > 0) {
								$NS['IBLOCK'][ $iblockId ]['I']++;

								$arCurrentIBlock['IBLOCK_ID'] = $arCurrentIBlock['ID'];
								$arCurrentIBlock['LANG_DIR']  = $arSitemap['SITE']['DIR'];

								$url = \CIBlock::ReplaceDetailUrl($arCurrentIBlock['LIST_PAGE_URL'], $arCurrentIBlock, false, "");
								$sitemapFile->addIBlockEntry($url, $NS['IBLOCK_LASTMOD']);
							}

							if($sitemapFile->isNotEmpty()) {
								if($sitemapFile->isCurrentPartNotEmpty()) {
									$sitemapFile->finish();
								}
								else {
									$sitemapFile->delete();
								}

								if(!is_array($NS['XML_FILES']))
									$NS['XML_FILES'] = array();

								$NS['XML_FILES'] = array_merge($NS['XML_FILES'], $sitemapFile->getNameList());
							}
							else {
								$sitemapFile->delete();
							}

							$currentIblock        = false;
							$NS['LEFT_MARGIN']    = 0;
							$NS['IBLOCK_LASTMOD'] = 0;
							unset($NS['CURRENT_SECTION']);
							$NS['LAST_ELEMENT_ID'] = 0;
						}
					}
				}
			}
			if($v < $arValueSteps['iblock'] - 1) {
				$msg = Loc::getMessage('SITEMAP_RUN_IBLOCK_NAME', array('#IBLOCK_NAME#' => $arCurrentIBlock['NAME']));
				$v++;
			}

			if($bFinished) {
				$v   = $arValueSteps['iblock'];
				$msg = Loc::getMessage('SITEMAP_RUN_FINALIZE');
			}
		}
		elseif($v < $arValueSteps['forum_index']) {
			$NS['time_start'] = microtime(true);

			$arForumList = array();
			if(!empty($arSitemap['SETTINGS']['FORUM_ACTIVE'])) {
				foreach($arSitemap['SETTINGS']['FORUM_ACTIVE'] as $forumId => $active) {
					if($active == "Y") {
						$arForumList[ $forumId ] = "Y";
					}
				}
			}
			if(count($arForumList) > 0 && Main\Loader::includeModule('forum')) {
				$arForums = array();
				$db_res   = CForumNew::GetListEx(
					 array(),
					 array(
							'@ID'     => array_keys($arForumList),
							"ACTIVE"  => "Y",
							"SITE_ID" => $arSitemap['SITE_ID'],
							"!TOPICS" => 0,
					 )
				);
				while($res = $db_res->Fetch()) {
					$arForums[ $res['ID'] ] = $res;
				}
				$arForumList = array_intersect_key($arForums, $arForumList);

				foreach($arForumList as $id => $forum) {
					SitemapRuntimeTable::add(array(
								'PID'       => $PID,
								'PROCESSED' => SitemapRuntimeTable::UNPROCESSED,
								'ITEM_ID'   => $id,
								'ITEM_TYPE' => SitemapRuntimeTable::ITEM_TYPE_FORUM)
					);

					$fileName    = str_replace('#FORUM_ID#', $forumId, $arSitemap['SETTINGS']['FILENAME_FORUM']);
					$sitemapFile = new SitemapRuntime($PID, $fileName, $arSitemapSettings);
				}
			}

			$NS['FORUM_CURRENT_TOPIC'] = 0;

			if(count($arForumList) <= 0) {
				$v   = $arValueSteps['forum'];
				$msg = Loc::getMessage('SITEMAP_RUN_FORUM_EMPTY');
			}
			else {
				$v   = $arValueSteps['forum_index'];
				$msg = Loc::getMessage('SITEMAP_RUN_FORUM');
			}
		}
		else if($v < $arValueSteps['forum']) {
			$stepDuration = 10;
			$ts_finish    = microtime(true) + $stepDuration * 0.95;

			$bFinished      = false;
			$bCheckFinished = false;

			$currentForum = false;
			$forumId      = 0;

			$dbTopicResult = null;
			$arTopic       = null;

			while(!$bFinished && microtime(true) <= $ts_finish && CModule::IncludeModule("forum")) {
				if(!$currentForum) {
					$arCurrentForum = false;
					$dbRes          = SitemapRuntimeTable::getList(array(
						 'order'  => array('ID' => 'ASC'),
						 'filter' => array(
								'PID'       => $PID,
								'ITEM_TYPE' => SitemapRuntimeTable::ITEM_TYPE_FORUM,
								'PROCESSED' => SitemapRuntimeTable::UNPROCESSED,
						 ),
						 'limit'  => 1,
					));

					$currentForum = $dbRes->fetch();

					if($currentForum) {
						$forumId = intval($currentForum['ITEM_ID']);

						$db_res         = CForumNew::GetListEx(
							 array(),
							 array(
									'ID'      => $forumId,
									"ACTIVE"  => "Y",
									"SITE_ID" => $arSitemap['SITE_ID'],
									"!TOPICS" => 0,
							 )
						);
						$arCurrentForum = $db_res->Fetch();
						if(!$arCurrentForum) {
							SitemapRuntimeTable::update($currentForum['ID'], array(
								 'PROCESSED' => SitemapRuntimeTable::PROCESSED,
							));
						}
						else {
							$fileName    = str_replace('#FORUM_ID#', $forumId, $arSitemap['SETTINGS']['FILENAME_FORUM']);
							$sitemapFile = new SitemapRuntime($PID, $fileName, $arSitemapSettings);
						}
					}
				}

				if(!$currentForum) {
					$bFinished = true;
				}
				elseif(is_array($arCurrentForum)) {
					$bActive = (array_key_exists($forumId, $arSitemap['SETTINGS']['FORUM_TOPIC']) && $arSitemap['SETTINGS']['FORUM_TOPIC'][ $forumId ] == "Y");
					if($bActive) {
						if($dbTopicResult == null) {
							$dbTopicResult = CForumTopic::GetList(
								 array("LAST_POST_DATE" => "DESC"),
								 array_merge(
										array(
											 "FORUM_ID" => $forumId,
											 "APPROVED" => "Y"),
										($NS['FORUM_CURRENT_TOPIC'] > 0 ? array(
											 ">ID" => $NS["FORUM_CURRENT_TOPIC"],
										) : array()
										)
								 ),
								 false,
								 0,
								 array('nTopCount' => 100)
							);
						}
						if(($arTopic = $dbTopicResult->fetch()) && $arTopic) {
							$NS["FORUM_CURRENT_TOPIC"] = $arTopic["ID"];
							$url                       = CForumNew::PreparePath2Message(
								 $arCurrentForum["PATH2FORUM_MESSAGE"],
								 array(
										"FORUM_ID"        => $arCurrentForum["ID"],
										"TOPIC_ID"        => $arTopic["ID"],
										"TITLE_SEO"       => $arTopic["TITLE_SEO"],
										"MESSAGE_ID"      => "s",
										"SOCNET_GROUP_ID" => $arTopic["SOCNET_GROUP_ID"],
										"OWNER_ID"        => $arTopic["OWNER_ID"],
										"PARAM1"          => $arTopic["PARAM1"],
										"PARAM2"          => $arTopic["PARAM2"],
								 )
							);
							$sitemapFile->addIBlockEntry($url, MakeTimeStamp($arTopic['LAST_POST_DATE']));
						}
					}
					else {
						$url = CForumNew::PreparePath2Message(
							 $arCurrentForum["PATH2FORUM_MESSAGE"],
							 array(
									"FORUM_ID"        => $arCurrentForum["ID"],
									"TOPIC_ID"        => $arCurrentForum["TID"],
									"TITLE_SEO"       => $arCurrentForum["TITLE_SEO"],
									"MESSAGE_ID"      => "s",
									"SOCNET_GROUP_ID" => $arCurrentForum["SOCNET_GROUP_ID"],
									"OWNER_ID"        => $arCurrentForum["OWNER_ID"],
									"PARAM1"          => $arCurrentForum["PARAM1"],
									"PARAM2"          => $arCurrentForum["PARAM2"],
							 )
						);
						$sitemapFile->addIBlockEntry($url, MakeTimeStamp($arCurrentForum['LAST_POST_DATE']));
					}
					if(empty($arTopic)) {
						$bCheckFinished = false;
						// we have finished current forum

						SitemapRuntimeTable::update($currentForum['ID'], array(
							 'PROCESSED' => SitemapRuntimeTable::PROCESSED,
						));

						if($sitemapFile->isNotEmpty()) {
							if($sitemapFile->isCurrentPartNotEmpty()) {
								$sitemapFile->finish();
							}
							else {
								$sitemapFile->delete();
							}

							if(!is_array($NS['XML_FILES']))
								$NS['XML_FILES'] = array();

							$NS['XML_FILES'] = array_merge($NS['XML_FILES'], $sitemapFile->getNameList());
						}
						else {
							$sitemapFile->delete();
						}

						$currentForum              = false;
						$dbTopicResult             = null;
						$NS['FORUM_CURRENT_TOPIC'] = 0;
					}
				}
			}
			if($v < $arValueSteps['forum'] - 1) {
				$msg = Loc::getMessage('SITEMAP_RUN_FORUM_NAME', array('#FORUM_NAME#' => $arCurrentForum['NAME']));
				$v++;
			}

			if($bFinished) {
				$v   = $arValueSteps['forum'];
				$msg = Loc::getMessage('SITEMAP_RUN_FINALIZE');
			}
		}
		else {
			SitemapRuntimeTable::clearByPid($PID);

			$arFiles = array();

			$sitemapFile = new SitemapIndex($arSitemap['SETTINGS']['FILENAME_INDEX'], $arSitemapSettings);

			if(count($NS['XML_FILES']) > 0) {
				foreach($NS['XML_FILES'] as $xmlFile) {
					$arFiles[] = new IO\File(IO\Path::combine(
						 $sitemapFile->getSiteRoot(),
						 $xmlFile
					), $arSitemap['SITE_ID']);
				}
			}

			$sitemapFile->createIndex($arFiles);

			$arExistedSitemaps = array();

			if($arSitemap['SETTINGS']['ROBOTS'] == 'Y') {
				$sitemapUrl = $sitemapFile->getUrl();

				$robotsFile = new RobotsFile($arSitemap['SITE_ID']);
				$robotsFile->addRule(
					 array(RobotsFile::SITEMAP_RULE, $sitemapUrl)
				);

				$arSitemapLinks = $robotsFile->getRules(RobotsFile::SITEMAP_RULE);
				if(count($arSitemapLinks) > 1) // 1 - just added rule
				{
					foreach($arSitemapLinks as $rule) {
						if($rule[1] != $sitemapUrl) {
							$arExistedSitemaps[] = $rule[1];
						}
					}
				}
			}

			$v = $arValueSteps['index'];
		}

		if($v == $arValueSteps['index']) {
			$msg = Loc::getMessage('SITEMAP_RUN_FINISH');
			SitemapTable::update($ID, array('DATE_RUN' => new Bitrix\Main\Type\DateTime()));
		}

		$NS = isset($_REQUEST['NS']) && is_array($_REQUEST['NS']) ? $_REQUEST['NS'] : (array)$NS;
	}

	ob_start();
	echo SitemapRuntime::showProgress($msg, Loc::getMessage('SEO_SITEMAP_RUN_TITLE'), $v);

	if(isset($arExistedSitemaps) && count($arExistedSitemaps) > 0) {
		echo Loc::getMessage('SEO_SITEMAP_RUN_ROBOTS_WARNING', array(
			 "#SITEMAPS#"    => implode("\n", $arExistedSitemaps),
			 "#LANGUAGE_ID#" => LANGUAGE_ID,
			 "#SITE_ID#"     => $arSitemap['SITE_ID'],
		));
	}

	$html = ob_get_contents();
	ob_end_clean();
}

//echo "<pre>";print_r($arPrint);echo "</pre>";

?>