<?

require_once __DIR__ . "/class.ClientDatabase.php";
require_once __DIR__ . "/config/Config.php";
require_once __DIR__ . "/config/Credentials.php";
require_once __DIR__ . "/config/GlobalSettings.php";
require_once __DIR__ . "/Geolocation.php";

SESSION_START();
OB_START();

// Main Settings Class for Site
class settings {

	protected $s3creds = [
		'key' => 'AKIASDEM5WNICS4KN4UQ',
		'secret' => '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',
	];
	
	public $dbc;
	
	public $templatePageTitle;
	
	public $templatePageDescription;
	
	public $curPage;
	
	public $s3bucket;

	public $s3bucketOptimized;
	
	public $s3ClientDirectory;
	
	public $s3BucketUrl;

	public $s3OptimizedBucketUrl;

	public $cdnOptimizedUrl;

	public $cdnOptimizedClientUrl;

	private $svgIcons = [];
	
	public $cdnUrl;
	
	public $cdnClientUrl;
	
	public $googleAPIkey;
	
	public $uspsUserId;
	
	public $rawPage;

	public $generatedId;

	public $parentPage;
	
	public $templatePage;
	
	public $category;

	public $slugOverride;
	
	public $clearanceProduct;
	
	public $outletProduct;
	
	public $customInventoryTypeProduct;

	public $isMyAccount;
	
	public $isCategory;
	
	public $isCategoryShop;
	
	public $isSubCategory;
	
	public $isProductGroup;
	
	public $isBrand;
	
	public $isBrandPage;
	
	public $isClearance;
	
	public $isOutlet;
	
	public $isCustomInventoryType;

	public $shopAll;
	
	public $isProductPage;
	
	public $isLocation;
	
	public $isCart;
	
	public $isCollection;

	public $isBlogIndex;

	public $isBlog;
	
	public $isBlogArchive;
	
	public $isBlogTags;
	
	public $isEvent;
	
	public $isShopAllLanding;
	
	public $isSearch;
	
	public $isCurated;
	
	public $mattressCategories;
	
	public $isMattresses;

	public $isMattressCatalogPage;

	public $page;

	public $setSiteDebugging;
	
	public $dropShipMaxQty;
	
	public $userIP;
	
	public $userLocation;
	
	public $userStoreId;
	
	public $userStoreInfo;
	
	public $pickupStoreId;
	
	public $knorrIp;

	public $debug;

	public $showVariant;

	public $brand;

	public $brandTitle;

	public $brandId;

	public $brandPage;

	public function __construct() {
		// Database connection
		$this->dbc = ClientDatabase::getClientDatabase();
		$config = Config::getConfig();
		
		echo $this->dbc->connect_error ? "Site is currently down for maintenance. Please refresh your browser to try again." : "";
		//Get current page
        $protocol = isset($_SERVER["HTTPS"]) ? "https" : "http";
		$this->curPage = isset($_SERVER["HTTP_HOST"]) && isset($_SERVER["REQUEST_URI"]) ? "$protocol://" . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] : null;
		//Set settings -- DEPRECATED: this functionality has been moved to the Config class
		// $settingsQuery = $this->dbc->query("SELECT title, setting FROM config");
		// while($setting = $settingsQuery->fetch_object()) {
		// 	$var = $setting->title;
		// 	$this->$var = $setting->setting;
		// }
		//Set S3 Settings
		$this->s3bucket = 'knorrcatalog';
		$this->s3bucketOptimized = 'knorrcatalog-optimized';
		$this->s3ClientDirectory = 'sites/'.$config->clientCode.'/';
		$this->s3BucketUrl = 'https://'.$this->s3bucket.'.s3-accelerate.amazonaws.com/'.$this->s3ClientDirectory;
		$this->s3OptimizedBucketUrl = 'https://'.$this->s3bucketOptimized.'.s3.amazonaws.com/'.$this->s3ClientDirectory;
		//Set cloudFront/CDN
		//$this->cdnUrl = 'https://d2yb88fn1bt7t.cloudfront.net/'; //Original cloudfront url
		$this->cdnUrl = strpos($config->url, '.knorrweb.com') !== false || strpos($config->url, 'local') !== false || strpos($config->url, 'test') !== false ? 'https://'.$this->s3bucket.'.s3.amazonaws.com/' : 'https://cdn.knorrweb.com/'; //The pretty one
		$this->cdnOptimizedUrl = strpos($config->url, '.knorrweb.com') !== false || strpos($config->url, 'local') !== false || strpos($config->url, 'test') !== false ? 'https://'.$this->s3bucketOptimized.'.s3.amazonaws.com/' : 'https://cdn.knorrweb.com/';
		$this->cdnClientUrl = strpos($config->url, '.knorrweb.com') !== false ? $this->s3BucketUrl : $this->cdnUrl.$this->s3ClientDirectory;
		$this->cdnOptimizedClientUrl = strpos($config->url, '.knorrweb.com') !== false ? $this->s3OptimizedBucketUrl : $this->cdnOptimizedUrl.$this->s3ClientDirectory;
		//Set timezone
		date_default_timezone_set($config->defaultTimezone);
		//Page settings
		$this->rawPage = isset($_GET['page']) && !empty($_GET['page']) ? htmlspecialchars($_GET['page'], ENT_QUOTES) : 'index';
		$this->generatedId = isset($_GET['v']) && !empty($_GET['v']) ? htmlspecialchars($_GET['v'], ENT_QUOTES) : null;
		$this->parentPage = isset($_GET['parentPage']) && !empty($_GET['parentPage']) ? htmlspecialchars($_GET['parentPage'], ENT_QUOTES) : '';
		$this->templatePage = isset($_GET['templatepage']) && !empty($_GET['templatepage']) ? htmlspecialchars($_GET['templatepage'], ENT_QUOTES) : '';
		$this->category = isset($_GET['category']) && !empty($_GET['category']) ? htmlspecialchars($_GET['category'], ENT_QUOTES) : '';
		$this->slugOverride = !empty($config->slugOverride) ? $config->slugOverride : '';
		//Inventory type
		$inventoryType = isset($_GET['inventoryType']) && !empty($_GET['inventoryType']) ? htmlspecialchars($_GET['inventoryType'], ENT_QUOTES) : '';
		if (empty($inventoryType) && !is_null($this->generatedId)) {
			$productData = $this->getProductByGeneratedId($this->generatedId);
			if ($productData && !is_null($productData->inventoryType)) {
				$inventoryTypeData = $this->getInventoryTypeData($productData->inventoryType);
				$inventoryType = !is_null($inventoryTypeData) && $inventoryTypeData->folder ? $inventoryTypeData->folder : '';
			}
		}
		$clearanceTypeData = $this->getInventoryTypeData(1);
		$outletTypeData = $this->getInventoryTypeData(2);
		$this->clearanceProduct = $clearanceTypeData && $clearanceTypeData->folder == $inventoryType ? $clearanceTypeData : null;
		$this->outletProduct = $outletTypeData && $outletTypeData->folder == $inventoryType ? $outletTypeData : null;
		$customInventoryTypes = array_column($this->dbc->query("SELECT folder FROM inventoryTypes WHERE active='1' AND type='custom'")->fetch_all(MYSQLI_ASSOC), 'folder');
		$this->customInventoryTypeProduct = in_array($inventoryType, $customInventoryTypes) ? $this->getInventoryTypeData($inventoryType) : null;
		//Check for page type
		$this->isMyAccount = $this->myAccountSearch();
		$this->isCategory = $this->categorySearch();
		$this->isCategoryShop = $this->categoryShopSearch();
		$this->isSubCategory = $this->subCategorySearch();
		$this->isProductGroup = $this->productGroupSearch();
		$this->isBrand = $this->brandSearch();
		$this->isBrandPage = $this->brandPageSearch();
		$this->isClearance = $this->clearanceSearch();
		$this->isOutlet = $this->outletSearch();
		$this->isCustomInventoryType = $this->customInventoryTypeSearch();
		$this->shopAll = $this->shopAllSearch();
		$this->isProductPage = $this->productPageSearch();
		$this->isLocation = $this->locationSearch();
		$this->isCart = $this->cartSearch();
		$this->isCollection = $this->collectionSearch();
		$this->isBlogIndex = $this->blogIndexSearch();
		$this->isBlog = $this->blogSearch();
		$this->isBlogArchive = $this->blogArchiveSearch();
		$this->isBlogTags = $this->blogTagsSearch();
		$this->isEvent = $this->eventSearch();
		$this->isShopAllLanding = $this->shopAllLandingSearch();
		$this->isSearch = $this->searchSearch();
		$this->isCurated = $this->curatedSearch();
		$this->mattressCategories = ['mattresses','foundations-bases','mattress-protectors'];
		$this->isMattresses = in_array($this->category, $this->mattressCategories);
		$this->isMattressCatalogPage = $this->rawPage == 'mattresses' && strpos($this->curPage, 'shop-mattresses/mattresses') !== false;
		//Set page settings
		$this->page = $this->getPage();
		// var_dump($this->page);
		//Debugging
		$this->setSiteDebugging();
		//Get user location information
		$this->userIP = Geolocation::getUserIP();
		//Get user store info
		$userStoreInfo = $this->getUserStoreInfo();
		$this->userStoreId = !empty($userStoreInfo) ? $userStoreInfo->id : 0;
		$this->userStoreInfo = $userStoreInfo;
		//Get user pickup location
		$this->pickupStoreId = $this->getUserPickupStoreId();
		//Check for Knorr IP Address
		$this->knorrIp = preg_match('/71\.89\.153|10\.0\.0\.254|10\.0\.1\.125/i', $this->userIP);
	}

	private function getPage() {

		// Don't look for content pages if we're in a catalog context
		if (!empty($this->category)) {
			// We're in catalog context - only check for 404 if nothing else matches
			if (!$this->templatePage && !$this->isMyAccount && !$this->isCategory && !$this->isCategoryShop &&
				!$this->isSubCategory && !$this->isProductGroup && !$this->isBrand && !$this->isBrandPage &&
				!$this->isClearance && !$this->isOutlet && !$this->isCustomInventoryType && !$this->shopAll &&
				!$this->isProductPage && !$this->isLocation && !$this->isCart && !$this->isBlogIndex &&
				!$this->isBlog && !$this->isBlogArchive && !$this->isBlogTags && !$this->isShopAllLanding &&
				!$this->isEvent && !$this->isSearch) {

				// Check for 404 page
				$page = $this->dbc->query("
					SELECT *,
					       IF(metaTitle!='', metaTitle, title) metaTitle
					FROM pages
					WHERE page = '404-page-not-found' AND
					      active = '1'
				");

				if ($page->num_rows > 0) {
					$thisPage = $page->fetch_object();
					header("HTTP/1.0 404 Not Found");
				} else {
					$thisPage = false;
				}
			} else {
				$thisPage = false;
			}

			return $thisPage;
		}

		// Original content page lookup for non-catalog contexts
		$page = $this->dbc->query("
			SELECT *,
			       IF(metaTitle != '', metaTitle, title) metaTitle
			FROM pages
			WHERE page = '$this->rawPage' AND
			      active = '1'
		");

		if ($page->num_rows > 0) $thisPage = $page->fetch_object();
		else if (!$this->templatePage && !$this->isMyAccount && !$this->isCategory && !$this->isCategoryShop &&
			!$this->isSubCategory && !$this->isProductGroup && !$this->isBrand && !$this->isBrandPage &&
			!$this->isClearance && !$this->isOutlet && !$this->isCustomInventoryType && !$this->shopAll && !$this->isProductPage && !$this->isLocation &&
			!$this->isCart && !$this->isBlogIndex && !$this->isBlog && !$this->isBlogArchive && !$this->isBlogTags &&
			!$this->isShopAllLanding && !$this->isEvent && !$this->isSearch) {

			// Check for 404 page
			$page = $this->dbc->query("
				SELECT *,
				       IF(metaTitle!='', metaTitle, title) metaTitle
				FROM pages
				WHERE page = '404-page-not-found' AND
				      active = '1'
			");

			if ($page->num_rows > 0) {

				$thisPage = $page->fetch_object();
				header("HTTP/1.0 404 Not Found");

			} else $thisPage = false;

		} else $thisPage = false;

		return $thisPage;

	}

	public function loadTemplate() {
		
		$tpl = __DIR__ . "/../tpl";
		
		if ($this->page !== false) include "$tpl/{$this->page->template}.php";
		else if ($this->isMyAccount) include "$tpl/my-account.php";
		else if ($this->isCategory) include "$tpl/category.php";
		else if ($this->isSubCategory || $this->isBrand || $this->isClearance
			|| $this->isOutlet || $this->isCustomInventoryType || $this->isProductGroup || $this->shopAll ||
			$this->isCategoryShop) include "$tpl/subCategory.php";
		else if ($this->isProductPage) include "$tpl/product.php";
		else if ($this->isBrandPage) include "$tpl/brands.php";
		else if ($this->isLocation) include "$tpl/location.php";
		else if ($this->isShopAllLanding) include "$tpl/shop-all-landing.php";
		else include "$tpl/page.php";
		
	}

	/**
	 * Writes (to stdout) the relevant code to add Google Tag Manager to the
	 * page. 
	 * 
	 * @param $part string Either 'head' or 'body', depending on which 
	 * @return void
	 */
	public function loadTagManager(string $part): void {
		
		$tagManager = Config::getConfig()->tagManager;
		
		if (empty($tagManager)) return;
		
		if ($part === "head") {
			
			?>
			<head/><script>window.dataLayer=window.dataLayer||[]</script>
			<? $this->pushToDataLayer() ?>
			<script>(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src='https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);})(window,document,'script','dataLayer','');</script>
			<?
			
		} else if ($part === "body") {
			
			?>
			<!-- Google Tag Manager (noscript) -->
			<noscript>
				<iframe src="https://www.googletagmanager.com/ns.html?id=" height="0" width="0" style="display:none; visibility:hidden">
				</iframe>
			</noscript>
			<!-- End Google Tag Manager (noscript) -->
			<?
			
		}
		
	}

	public function callUs() {
		if(!empty($this->userStoreInfo)) {
			//Display selected store's # if location is already set
			?><div class="callUs phone userLocationSet"><a href="tel: