<?php // phpcs:disable WordPress.Files.FileName.InvalidClassFileName -- Legacy file name retained for backward compatibility.
/**
 * Cookie banner loader — handles frontend injection and output of the Complianz cookie banner.
 *
 * @package Complianz
 */

defined( 'ABSPATH' ) || die( 'you do not have access to this page!' );

if ( ! class_exists( 'cmplz_banner_loader' ) ) {
	// phpcs:disable PEAR.NamingConventions.ValidClassName.StartWithCapital, PEAR.NamingConventions.ValidClassName.Invalid -- Legacy class name retained for backward compatibility.
	/**
	 * Manages cookie banner output, script blocking, and frontend integration for Complianz.
	 */
	class cmplz_banner_loader {
		/**
		 * Instance of this class.
		 *
		 * @var cmplz_banner_loader
		 */
		private static $_this; // phpcs:ignore PSR2.Classes.PropertyDeclaration.Underscore -- Legacy property name kept for backward compatibility.

		/**
		 * List of cookies for the current request.
		 *
		 * @var array
		 */
		public $cookies = array();

		/**
		 * Constructor. Registers frontend hooks for cookie banner, GTM, and statistics scripts.
		 */
		public function __construct() {
			if ( isset( self::$_this ) ) {
				wp_die(
					sprintf(
						'%s is a singleton class and you cannot create a second instance.',
						esc_html( get_class( $this ) )
					)
				);
			}

			self::$_this = $this;
			if ( ! is_admin() && ! cmplz_is_pagebuilder_preview() ) {
				if ( get_option( 'cmplz_wizard_completed_once' ) && $this->site_needs_cookie_warning() ) {
					add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_assets' ), PHP_INT_MAX - 50 );
					add_filter( 'script_loader_tag', array( $this, 'add_asyncdefer_attribute' ), 10, 2 );
					add_action( 'wp_head', array( $this, 'cookiebanner_css' ) );
					add_action( 'wp_footer', array( $this, 'cookiebanner_html' ) );
					$this->dynamic_gtm_enqueue();
				} else {
					add_action( 'wp_print_footer_scripts', array( $this, 'inline_cookie_script_no_warning' ), 10, 2 );
				}
			}

			if ( defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ) {
				add_action( 'wp_footer', array( $this, 'detect_conflicts' ), PHP_INT_MAX );
				add_action( 'wp_ajax_cmplz_store_console_errors', array( $this, 'store_console_errors' ) );
			}

			add_action( 'cmplz_statistics_script', array( $this, 'get_statistics_script' ), 10 );
			add_action( 'cmplz_tagmanager_script', array( $this, 'get_tagmanager_script' ), 10 );
			add_action( 'cmplz_before_statistics_script', array( $this, 'add_gtag_js' ), 10 );
			add_action( 'cmplz_before_statistics_script', array( $this, 'add_clicky_js' ), 10 );
			add_filter( 'cmplz_consenttype', array( $this, 'maybe_filter_consenttype' ), 10, 2 );
		}

		/**
		 * Returns the instance of this class.
		 *
		 * @return cmplz_banner_loader
		 */
		public static function this() {
			return self::$_this;
		}

		/**
		 * Dynamically registers the inline cookie script action on the correct hook and priority based on the GTM head setting.
		 */
		public function dynamic_gtm_enqueue() {
			if ( 'gtg' === cmplz_get_option( 'compile_statistics' ) ) {
				$more_info = cmplz_get_option( 'compile_statistics_more_info_gtg' );
				if ( 'google-tag-manager' === $more_info ) {
					add_action( 'wp_head', array( $this, 'inject_gtg_gtm_consent_script' ), 0 );
				} elseif ( 'google-analytics' === $more_info ) {
					add_action( 'wp_head', array( $this, 'inject_gtg_ga_consent_script' ), 0 );
				}
			}

			if ( cmplz_get_option( 'gtm_code_head' ) === 'yes' ) {
				$hook          = cmplz_get_option( 'gtm_code_head' ) ? 'wp_head' : 'wp_print_footer_scripts';
				$hook_priority = cmplz_get_option( 'gtm_code_head' ) ? 0 : PHP_INT_MAX - 50;
				add_action( $hook, array( $this, 'inline_cookie_script' ), $hook_priority );
			} else {
				add_action( 'wp_print_footer_scripts', array( $this, 'inline_cookie_script' ), PHP_INT_MAX - 50 );
			}
		}

		/**
		 * Checks whether the setup wizard has been completed at least once.
		 *
		 * @return mixed Option value, or false if not set.
		 */
		public function wizard_completed_once() {
			return get_option( 'cmplz_wizard_completed_once' );
		}

		/**
		 * Front end javascript error detection.
		 * Only for site admins
		 */
		public function detect_conflicts() {

			if ( ! cmplz_user_can_manage() ) {
				return;
			}

			if ( wp_doing_ajax() || is_admin() ) {
				return;
			}

			if ( ! $this->site_needs_cookie_warning() ) {
				return;
			}

			// don't fire on the back-end.
			// phpcs:ignore WordPress.Security.NonceVerification.Recommended -- Existence check only ($_GET value not used); no state change, nonce not applicable.
			if ( is_preview() || cmplz_is_pagebuilder_preview() || isset( $_GET['cmplz_safe_mode'] ) ) {
				return;
			}

			if ( cmplz_get_option( 'disable_cookie_block' ) ) {
				return;
			}

			// not when scan runs.
			// phpcs:ignore WordPress.Security.NonceVerification.Recommended -- Existence check only ($_GET value not used); no state change, nonce not applicable.
			if ( isset( $_GET['complianz_scan_token'] ) ) {
				return;
			}

			/* Do not fix mixed content when call is coming from wp_api or from xmlrpc or feed */
			if ( defined( 'JSON_REQUEST' ) && JSON_REQUEST ) {
				return;
			}

			if ( defined( 'XMLRPC_REQUEST' ) && XMLRPC_REQUEST ) {
				return;
			}

			$checked_count = (int) get_transient( 'cmplz_checked_for_js_count' );
			if ( $checked_count > 5 ) {
				return;
			}

			$nonce          = wp_create_nonce( 'cmplz-detect-errors' );
			$error_ajax_url = add_query_arg(
				array(
					'type'   => 'errors',
					'nonce'  => $nonce,
					'action' => 'cmplz_store_console_errors',
				),
				admin_url( 'admin-ajax.php' )
			);
			?>
			<script>
				var request = new XMLHttpRequest();
				var error_occurred = false;
				window.onerror = function (msg, url, lineNo, columnNo, error) {
					error_occurred = true;

					var request = new XMLHttpRequest();
					request.open('POST', '<?php echo esc_url_raw( $error_ajax_url ); ?>', true);
					var data = [];
					data.push(msg);
					data.push(lineNo);
					data.push(url.substring(0, url.indexOf('?')));
					request.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=UTF-8');
					request.send(data);
				};

				//if no error occurred after 3 seconds, send a reset signal
				setTimeout(function () {
					if (!error_occurred) {
						var request = new XMLHttpRequest();
						request.open('POST', '<?php echo esc_url_raw( $error_ajax_url ); ?>', true);
						var data = [];
						data.push('no-errors');
						request.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=UTF-8');
						request.send(data);
					}

				}, 3000);
			</script>
			<?php
		}


		/**
		 * Store detected errors
		 * Only for site admins
		 */
		public function store_console_errors() {
			if ( ! cmplz_user_can_manage() ) {
				return;
			}

			if ( ! $this->site_needs_cookie_warning() ) {
				return;
			}

			/**
			 * Limit to one request each two minutes.
			 */

			$checked_count = (int) get_transient( 'cmplz_checked_for_js_count' );
			if ( $checked_count > 5 ) {
				return;
			}

			set_transient( 'cmplz_checked_for_js_count', $checked_count + 1, 5 * MINUTE_IN_SECONDS );
			$success = false;
			if ( isset( $_GET['nonce'] ) && wp_verify_nonce( sanitize_text_field( wp_unslash( $_GET['nonce'] ) ), 'cmplz-detect-errors' ) ) {
				if ( isset( $_POST['no-errors'] ) ) {
					update_option( 'cmplz_detected_console_errors', false );
					$success = true;
				} else {
					$errors = array();
					foreach ( $_POST as $key => $value ) {
						// Sanitize each value.
						$sanitized_value = sanitize_text_field( $value );

						if ( count( $errors ) > 0 && strpos( $sanitized_value, 'runReadyTrigger' ) === false ) {
							$errors[] = explode( ',', str_replace( site_url(), '', $sanitized_value ) );
							if ( isset( $errors[1] ) && $errors[1] > 1 ) {
								update_option( 'cmplz_detected_console_errors', $errors );
							}
							$success = true;
						}
					}
				}
			}

			wp_send_json( array( 'success' => $success ) );
		}

		/**
		 * When special data is processed, Canada requires optin consenttype
		 *
		 * @param string $consenttype The current consent type (e.g. 'optin', 'optout').
		 * @param string $region The region code (e.g. 'ca', 'us', 'au').
		 *
		 * @return string $consenttype
		 */
		public function maybe_filter_consenttype( string $consenttype, $region ): string {
			if ( 'ca' === $region
				&& cmplz_site_shares_data()
				&& cmplz_get_option( 'sensitive_information_processed' ) === 'yes'
			) {
				$consenttype = 'optin';
			} elseif ( 'ca' === $region
						&& cmplz_get_option( 'ca_targets_quebec' ) === 'yes' ) {
				$consenttype = 'optin';
			}
			if ( 'au' === $region
				&& cmplz_site_shares_data()
				&& cmplz_get_option( 'sensitive_information_processed' ) === 'yes'
				&& cmplz_uses_marketing_cookies()
			) {
				$consenttype = 'optin';
			}

			return $consenttype;
		}

		/**
		 * Get the cookie domain, without https or end slash
		 *
		 * @return string
		 */
		public function get_cookie_domain() {
			$domain = str_replace( array( 'http://', 'https://' ), '', cmplz_get_option( 'cookie_domain' ) );
			if ( substr( $domain, - 1 ) === '/' ) {
				$domain = substr( $domain, 0, - 1 );
			}

			return apply_filters( 'cmplz_cookie_domain', $domain );
		}


		/**
		 * Check if we want to notify about Google Fonts
		 *
		 * @return bool
		 */
		public function show_google_fonts_notice(): bool {
			if ( ! cmplz_uses_thirdparty( 'google-fonts' ) ) {
				return false;
			}

			return ! defined( 'CMPLZ_SELF_HOSTED_PLUGIN_ACTIVE' ) && strpos( get_locale(), 'de_' ) !== false;
		}

		/**
		 * Get prefix for our Complianz cookies
		 *
		 * @return string
		 */
		public function get_cookie_prefix() {
			if ( is_multisite() && is_main_site() && ! cmplz_get_option( 'set_cookies_on_root' ) ) {
				return 'cmplz_rt_';
			}

			return 'cmplz_';
		}

		/**
		 * Defer complianz.js
		 *
		 * @param string $tag The full script tag HTML.
		 * @param string $handle The registered script handle.
		 *
		 * @return string
		 */
		public function add_asyncdefer_attribute( $tag, $handle ) {
			if ( 'cmplz-cookiebanner' === $handle || 'cmplz-tcf' === $handle ) {
				return preg_replace( '/^<script /', '<script defer ', $tag );
			}

			return $tag;
		}

		/**
		 * Enqueue cookie banner javascript
		 *
		 * @return void
		 */
		public function enqueue_assets() {
			$minified       = ( defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ) ? '' : '.min';
			$banner         = cmplz_get_cookiebanner( apply_filters( 'cmplz_user_banner_id', cmplz_get_default_banner_id() ) );
			$cookiesettings = $banner->get_front_end_settings();
			$deps           = array();
			if ( cmplz_tcf_active() ) {
				$deps[] = 'cmplz-tcf';
			}
			if ( cmplz_uses_thirdparty( 'instagram' ) && get_option( 'cmplz_post_scribe_required' ) ) {
				$deps[] = 'cmplz-postscribe';
				$v      = filemtime( CMPLZ_PATH . 'assets/js/postscribe.min.js' );
				wp_enqueue_script( 'cmplz-postscribe', CMPLZ_URL . 'assets/js/postscribe.min.js', array( 'jquery' ), $v, true );
			}
			$v = filemtime( CMPLZ_PATH . "cookiebanner/js/complianz$minified.js" );
			wp_enqueue_script( 'cmplz-cookiebanner', CMPLZ_URL . "cookiebanner/js/complianz$minified.js", $deps, $v, true );

			// Interactivity API client-side navigation support.
			// On WP 7.0+ a companion script module reacts to the official
			// core/router navigation signal (watch() + state.url) and notifies
			// the classic bundle via a DOM event. On WP 6.9 the classic bundle
			// uses a scoped History API fallback instead. The CSS side is handled
			// by enqueue_banner_css() below.
			//
			// The module path is opt-in (experimental): it requires both a WP
			// version that exposes the official router signal AND the
			// 'enable_iapi_navigation' setting. When disabled (the default) every
			// install — including WP 7.0+ — uses the History API fallback, which
			// is deferred and therefore router-safe on 7.0+ as well.
			$use_iapi_module = $this->iapi_router_supported()
				&& cmplz_get_option( 'enable_iapi_navigation' );
			if ( $use_iapi_module ) {
				wp_register_script_module(
					'cmplz-router',
					CMPLZ_URL . "cookiebanner/js/complianz-router$minified.js",
					array( '@wordpress/interactivity' ),
					CMPLZ_VERSION
				);
				wp_enqueue_script_module( 'cmplz-router' );
				$cookiesettings['iapi_nav'] = 'module';
			} else {
				$cookiesettings['iapi_nav'] = 'fallback';
			}

			wp_localize_script( 'cmplz-cookiebanner', 'complianz', $cookiesettings );

			// Enqueue the banner stylesheet server-side ONLY when the variant is
			// deterministic, so it is present in the server-rendered HTML and the
			// Interactivity API router preserves it across client-side navigation.
			$this->enqueue_banner_css();
		}

		/**
		 * Whether the WP Interactivity API router exposes the official
		 * navigation signal we rely on (watch() + core/router state.url),
		 * available from WP 7.0. On WP 6.9 the router disables stylesheets on
		 * navigation but watch() is not yet exported, so we use a fallback.
		 *
		 * Pre-release suffixes (e.g. "7.0-RC1") are stripped so a 7.0 RC is
		 * treated as 7.0.
		 *
		 * @return bool
		 */
		private function iapi_router_supported() {
			global $wp_version;
			$version = $wp_version ? $wp_version : get_bloginfo( 'version' );
			$version = preg_replace( '/[^0-9.].*$/', '', $version );
			return version_compare( $version, '7.0', '>=' );
		}

		/**
		 * Enqueue the banner stylesheet server-side ONLY when the variant is
		 * deterministic, so it lands in the server-rendered HTML and the
		 * Interactivity API router preserves it across client-side navigation.
		 *
		 * Deterministic = no A/B testing AND exactly one used consent type
		 * (which also makes it safe under geo-IP, since the variant cannot change
		 * per region). In every other case enqueue nothing and let the JS inject
		 * the resolved single variant + re-enable it after navigation, so we never
		 * load more than one banner stylesheet at a time (avoiding cross-variant
		 * CSS rule conflicts).
		 *
		 * @return void
		 */
		public function enqueue_banner_css() {
			if ( cmplz_ab_testing_enabled() ) {
				return;
			}
			$consent_types = cmplz_get_used_consenttypes();
			if ( count( $consent_types ) !== 1 ) {
				return;
			}

			$banner_id    = (int) cmplz_get_default_banner_id();
			$consent_type = reset( $consent_types );
			$relative     = "css/banner-{$banner_id}-{$consent_type}.css";
			$absolute     = cmplz_upload_dir() . $relative;

			if ( ! file_exists( $absolute ) ) {
				return; // default-CSS fallback path; JS injects + watcher re-enables.
			}

			wp_enqueue_style(
				"cmplz-banner-{$banner_id}-{$consent_type}",
				cmplz_upload_url() . $relative,
				array(),
				(string) filemtime( $absolute )
			);
		}

		/**
		 * Inline css to default hide the banner until fully loaded
		 *
		 * @return void
		 */
		public function cookiebanner_css() {
			?>
			<style>.cmplz-hidden {
					display: none !important;
				}</style>
				<?php
		}

		/**
		 * Load the cookie banner html for each consenttype
		 */
		public function cookiebanner_html() {

			global $post;
			$type = '';
			if ( $post && ( $post->ID ?? false ) ) {
				if ( preg_match( COMPLIANZ::$document->get_shortcode_pattern( 'gutenberg' ), $post->post_content, $matches ) ) {
					$type   = $matches[1];
					$region = cmplz_get_region_from_legacy_type( $type );
					$type   = str_replace( '-' . $region, '', $type );
				} elseif ( preg_match( COMPLIANZ::$document->get_shortcode_pattern(), $post->post_content, $matches ) ) {
					$type = $matches[1];
				} elseif ( preg_match( COMPLIANZ::$document->get_shortcode_pattern( 'classic', true ), $post->post_content, $matches ) ) {
					$type   = $matches[1];
					$region = cmplz_get_region_from_legacy_type( $type );
					$type   = str_replace( '-' . $region, '', $type );
				}
			}

			// to prevent WCAG errors, we skip banner html on the cookie statement. But not if TCF enabled, because TCF requires it.
			if ( 'cookie-statement' === $type && ! cmplz_tcf_active() ) {
				return;
			}

			$consent_types           = cmplz_get_used_consenttypes();
			$banner_ids              = cmplz_ab_testing_enabled() ? wp_list_pluck( cmplz_get_cookiebanners(), 'ID' ) : array( cmplz_get_default_banner_id() );
			$path                    = trailingslashit( CMPLZ_PATH ) . 'cookiebanner/templates/';
			$manage_consent_template = cmplz_get_template( 'manage-consent.php', array(), $path );
			$banner_html             = '';
			$manage_consent_html     = '';
			foreach ( $consent_types as $consent_type ) {
				$banner_template = cmplz_get_template( 'cookiebanner.php', array( 'consent_type' => $consent_type ), $path );
				foreach ( $banner_ids as $banner_id ) {
					$temp_banner_html         = $banner_template;
					$temp_manage_consent_html = $manage_consent_template;
					$banner                   = cmplz_get_cookiebanner( $banner_id );
					$cookie_settings          = $banner->get_html_settings();
					foreach ( $cookie_settings as $fieldname => $value ) {
						if ( isset( $value['text'] ) ) {
							$value = $value['text'];
						}
						if ( is_array( $value ) ) {
							continue;
						}
						if ( 'logo' !== $fieldname ) {
							$value = nl2br( $value );
						}
						$temp_banner_html         = str_replace( '{' . $fieldname . '}', $value, $temp_banner_html );
						$temp_manage_consent_html = str_replace( '{' . $fieldname . '}', $value, $temp_manage_consent_html );
					}
					$temp_manage_consent_html = str_replace( '{consent_type}', $consent_type, $temp_manage_consent_html );
					$banner_html             .= $temp_banner_html;
					$manage_consent_html     .= $temp_manage_consent_html;
				}
			}

			$comment = apply_filters(
				'cmplz_document_comment',
				"\n"
																. '<!-- Consent Management powered by Complianz | GDPR/CCPA Cookie Consent https://wordpress.org/plugins/complianz-gdpr -->'
				. "\n"
			);
			// phpcs:disable WordPress.Security.EscapeOutput.OutputNotEscaped -- Banner HTML is built and sanitized internally; passed through plugin filters intentionally.
			echo $comment .
				'<div id="cmplz-cookiebanner-container">' . apply_filters( 'cmplz_banner_html', $banner_html ) . '</div>
					<div id="cmplz-manage-consent" data-nosnippet="true">' . apply_filters( 'cmplz_manage_consent_html', $manage_consent_html ) . '</div>';
			// phpcs:enable WordPress.Security.EscapeOutput.OutputNotEscaped
		}


		/**
		 * On multisite, we want to get the policy consistent across sites
		 *
		 * @return int
		 */
		public function get_active_policy_id() {
			// if !multisite, get normal option.
			if ( ! is_multisite() ) {
				return get_option( 'complianz_active_policy_id', 1 );
			}

			// multisite. If set_cookies_on_root, get site option, otherwise get normal option.
			if ( cmplz_get_option( 'set_cookies_on_root' ) ) {
				return get_site_option( 'complianz_active_policy_id', 1 );
			}

			return get_option( 'complianz_active_policy_id', 1 );
		}

		/**
		 * Upgrade the activate policy id with one
		 * The active policy id is used to track if the user has consented to the latest policy changes.
		 * If changes were made, the policy is increased, and user should consent again.
		 *
		 * On multisite, we want to get the policy consistent across sites
		 */
		public function upgrade_active_policy_id() {
			$policy_id = $this->get_active_policy_id();
			++$policy_id;

			if ( ! is_multisite() ) {
				update_option( 'complianz_active_policy_id', $policy_id );
			}

			// multisite. If set_cookies_on_root, get site option, otherwise get normal option.
			if ( cmplz_get_option( 'set_cookies_on_root' ) ) {
				update_site_option( 'complianz_active_policy_id', $policy_id );
			} else {
				update_option( 'complianz_active_policy_id', $policy_id );
			}
		}

		/**
		 * Check if we're in a subfolder setup (home_url consists of domain+path, e.g. domain.com/sub)
		 *
		 * @return string $path //$path should at least contain a '/', for root application.
		 */
		public function get_cookie_path() {
			// if cookies are to be set on the root, don't send a path.
			if ( cmplz_get_option( 'set_cookies_on_root' )
				|| function_exists( 'pll__' )
				|| function_exists( 'icl_translate' )
				|| class_exists( 'TRP_Translate_Press', false )
			) {
				return apply_filters( 'cmplz_cookie_path', '/' );
			}

			$domain      = home_url();
			$parse       = wp_parse_url( $domain );
			$root_domain = $parse['host'];
			$path        = str_replace( array( 'http://', 'https://', $root_domain ), '', $domain );

			return apply_filters( 'cmplz_cookie_path', trailingslashit( $path ) );
		}


		/**
		 * The category that is passed to the statistics script determine if these are executed immediately or not.
		 *
		 * @return string
		 **/
		public function get_statistics_category() {
			// if a cookie warning is needed for the stats we don't add a native class, so it will be disabled by the cookie blocker by default.
			$category        = 'statistics';
			$uses_tagmanager = cmplz_get_option( 'compile_statistics' ) === 'google-tag-manager' ? true : false;
			$matomo          = cmplz_get_option( 'compile_statistics' ) === 'matomo' ? true : false;
			$clarity         = cmplz_get_option( 'compile_statistics' ) === 'clarity' ? true : false;

			// without tag manager, set as functional if no cookie warning required for stats.
			if ( ! $uses_tagmanager && ! $this->cookie_warning_required_stats() ) {
				$category = 'functional';
			}

			// tag manager always fires as functional.
			if ( $uses_tagmanager ) {
				$category = 'functional';
			}

			if ( $matomo && cmplz_get_option( 'matomo_anonymized' ) === 'yes' ) {
				$category = 'functional';
			}

			if ( $clarity && cmplz_get_option( 'clarity_consent_mode' ) === 'yes' ) {
				$category = 'functional';
			}

			/*
			 * Run Tag Manager or gtag by default if consent mode is enabled
			 */
			if ( cmplz_consent_mode() ) {
				$category = 'functional';
			}

			return apply_filters( 'cmplz_statistics_category', $category );
		}

		/**
		 * Outputs the GTM/analytics script tag that wires up statistics and marketing tags according to the current consent configuration.
		 */
		public function inline_cookie_script() {
			// phpcs:disable WordPress.Security.EscapeOutput.OutputNotEscaped -- This method outputs raw <script> tag contents (JS templates and user-configured Script Center scripts); HTML escaping would corrupt them. Attribute values are escaped individually with esc_attr().
			$this->add_amazon_consent_signal();

			// based on the script classes, the statistics will get added on consent, or without consent.
			$category             = $this->get_statistics_category();
			$statistics           = cmplz_get_option( 'compile_statistics' );
			$aw_code              = cmplz_get_option( 'aw_code' );
			$additional_marketing = array_map( 'trim', explode( ',', cmplz_get_option( 'additional_gtags_marketing' ) ) );
			$template             = "gtag('config', '{tag}' );";
			$additional_tags      = '';
			foreach ( $additional_marketing as $marketing ) {
				$additional_tags .= str_replace( '{tag}', esc_attr( $marketing ), $template );
			}
			$configured_by_complianz = cmplz_get_option( 'configuration_by_complianz' ) === 'yes';
			do_action( 'cmplz_before_statistics_script' );

			/**
			 * Tag manager needs to be included as text/javascript (omitted as it's default), as it always needs to fire.
			 * All other scripts will be included with the appropriate tags, and fired when possible
			 */

			$stats_comment = '<!-- Statistics script Complianz GDPR/CCPA -->' . "\n";
			if ( $configured_by_complianz && 'no' !== $statistics ) {

				if ( 'google-tag-manager' === $statistics || 'matomo-tag-manager' === $statistics ) {
					ob_start();
					do_action( 'cmplz_tagmanager_script' );
					$statistics_script = ob_get_clean();
					if ( ! empty( $statistics_script ) ) {
						echo $stats_comment;
						?>
						<script data-category="<?php echo esc_attr( $category ); ?>">
							<?php echo $statistics_script; ?>
						</script>
						<?php
					}
				} else {
					ob_start();
					do_action( 'cmplz_statistics_script' );
					$statistics_script = ob_get_clean();
					if ( ! empty( $statistics_script ) ) {
						echo $stats_comment;
						?>
						<script <?php echo 'functional' === $category ? '' : 'type="text/plain"'; ?>
							data-category="<?php echo esc_attr( $category ); ?>"><?php echo $statistics_script; ?></script>
							<?php
					}
				}
				if ( ! empty( $aw_code ) && 'google-analytics' === $statistics ) {
					$script = str_replace( '{aw_code}', $aw_code, cmplz_get_template( 'statistics/gtag-remarketing.js' ) );
					$script = str_replace( '{additional_tags}', $additional_tags, $script );
					// remarketing with consent mode should be executed without consent, as consent mode handles the consent
					// BUT if basic mode is enabled, it should be marketing anyway.
					if ( cmplz_consent_mode() && cmplz_get_option( 'gtag-basic-consent-mode' ) !== 'yes' ) {
						?>
						<script data-category="functional"><?php echo $script; ?></script>
						<?php
					} else {
						?>
						<script type="text/plain" data-category="marketing"><?php echo $script; ?></script>
						<?php
					}
				}
			}

			if ( cmplz_get_option( 'disable_cookie_block' ) === 1 ) {
				return;
			}

			$scripts = get_option( 'complianz_options_custom-scripts' );
			if ( ! is_array( $scripts ) || ! isset( $scripts['add_script'] ) || ! is_array( $scripts['add_script'] ) ) {
				return;
			}

			$added_scripts = array_filter(
				$scripts['add_script'],
				function ( $script ) {
					return true === $script['enable'];
				}
			);

			$added_scripts = apply_filters( 'cmplz_added_scripts', $added_scripts );
			foreach ( $added_scripts as $script ) {
				if ( ! isset( $script['editor'] ) || empty( $script['editor'] ) ) {
					continue;
				}

				echo "<!-- Script Center {$script['category']} script Complianz GDPR/CCPA -->\n";
				$async = true === $script['async'] ? 'async' : '';
				?>
				<script <?php echo $async; ?> type="text/plain"
											data-category="<?php echo esc_attr( $script['category'] ); ?>">
					<?php echo $script['editor']; ?>

				</script>
				<?php
			}
			// phpcs:enable WordPress.Security.EscapeOutput.OutputNotEscaped
		}

		/**
		 * Insert the gtag.js script required if gtag.js is used
		 *
		 * @hooked cmplz_before_statistics_script
		 * @since  4.7.8
		 */
		public function add_gtag_js() {
			if ( cmplz_get_option( 'configuration_by_complianz' ) === 'no' ) {
				return;
			}

			$statistics = cmplz_get_option( 'compile_statistics' );
			$gtag_code  = cmplz_get_option( 'ua_code' );
			if ( 'google-analytics' === $statistics && ! empty( $gtag_code ) ) {
				$category = $this->get_statistics_category();
				?>
				<script async data-category="<?php echo esc_attr( $category ); ?>"
						src="https://www.googletagmanager.com/gtag/js?id=<?php echo esc_attr( $gtag_code ); ?>"></script>
						<?php
			}
		}

		/**
		 * Add generic clicky js script
		 */
		public function add_clicky_js() {
			$statistics = cmplz_get_option( 'compile_statistics' );
			if ( 'clicky' === $statistics ) {
				$category = $this->get_statistics_category();
				?>
				<script async <?php echo 'functional' === $category ? '' : 'type="text/plain"'; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- Static literal attribute string. ?>
						data-category="<?php echo esc_attr( $category ); ?>" src="//static.getclicky.com/js"></script>
				<?php
			}
		}

		public function add_amazon_consent_signal() {
			if ( cmplz_get_option( 'enable_amazon_consent_signal' ) !== 'yes' ) {
				return;
			}
			if ( cmplz_tcf_active() ) {
				return;
			}
			$country_code = cmplz_geoip_enabled() && isset( COMPLIANZ::$geoip )
				? ( COMPLIANZ::$geoip->get_country_code() ?: cmplz_get_option( 'country_company' ) )
				: cmplz_get_option( 'country_company' );
			$country_code = $country_code ?: 'US';
			$script       = cmplz_get_template( 'statistics/amazon-consent-signal.js' );
			$script       = str_replace( '{country_code}', esc_js( $country_code ), $script );
			echo '<!-- Amazon Consent Signal Complianz GDPR/CCPA -->' . "\n";
			?>
			<script data-category="functional"><?php echo $script; ?></script>
			<?php
		}

		/**
		 * Inline scripts which do not require a warning
		 */
		public function inline_cookie_script_no_warning() {
			do_action( 'cmplz_before_statistics_script' );
			?>
			<script data-category="functional">
				<?php do_action( 'cmplz_statistics_script' ); ?>
				<?php do_action( 'cmplz_tagmanager_script' ); ?>
			</script>
			<?php
		}

		/**
		 * Outputs the tag manager script (GTM or Matomo Tag Manager) based on the configured statistics provider.
		 *
		 * @hooked cmplz_tagmanager_script
		 */
		public function get_tagmanager_script() {
			if ( cmplz_get_option( 'configuration_by_complianz' ) !== 'yes' ) {
				return;
			}
			$script     = '';
			$statistics = cmplz_get_option( 'compile_statistics' );
			if ( 'google-tag-manager' === $statistics ) {
				$template     = cmplz_get_option( 'cmplz-tm-template' ) === 'yes' ? '-template' : '';
				$consent_mode = cmplz_consent_mode() ? "-consent-mode$template" : '';

				$script = cmplz_get_template( "statistics/google-tag-manager$consent_mode.js" );
				$script = str_replace( '{gtm_code}', esc_attr( cmplz_get_option( 'gtm_code' ) ), $script );
			} elseif ( 'matomo-tag-manager' === $statistics ) {
				$script = cmplz_get_template( 'statistics/matomo-tag-manager.js' );
				$script = str_replace( '{container_id}', esc_attr( cmplz_get_option( 'matomo_container_id' ) ), $script );
				$script = str_replace( '{matomo_url}', esc_url_raw( trailingslashit( cmplz_get_option( 'matomo_tag_url' ) ) ), $script );
			}
			// phpcs:disable WordPress.Security.EscapeOutput.OutputNotEscaped -- Raw JS template output; escaping would corrupt it.
			echo apply_filters( 'cmplz_script_filter', $script );
			// phpcs:enable WordPress.Security.EscapeOutput.OutputNotEscaped
		}

		/**
		 * Inject Google Tag Gateway + GTM consent mode defaults in wp_head.
		 * Loads the consent signaling script without the GTM loader snippet,
		 * since GTG handles tag delivery externally.
		 */
		public function inject_gtg_gtm_consent_script() {
			$ads_data_redaction = cmplz_get_option( 'cmplz-gtag-ads_data_redaction' ) === 'yes' ? 'true' : 'false';
			$url_passthrough    = cmplz_get_option( 'cmplz-gtag-urlpassthrough' ) === 'yes' ? 'true' : 'false';
			$script             = cmplz_get_template(
				'statistics/gtg-tag-manager-consent-mode.js',
				array(
					'ads_data_redaction' => $ads_data_redaction,
					'url_passthrough'    => $url_passthrough,
				)
			);
			if ( empty( $script ) ) {
				return;
			}
			// phpcs:disable WordPress.Security.EscapeOutput.OutputNotEscaped -- Raw JS template output; escaping would corrupt it.
			echo '<!-- GTG GTM script Complianz GDPR/CCPA -->' . "\n";
			echo '<script>' . $script . '</script>' . "\n";
			// phpcs:enable WordPress.Security.EscapeOutput.OutputNotEscaped
		}

		/**
		 * Inject Google Tag Gateway + GA4 consent mode defaults in wp_head.
		 * Loads consent signaling without the GA4 config snippet,
		 * since GTG handles tag delivery externally.
		 */
		public function inject_gtg_ga_consent_script() {
			$enable_tcf_support = cmplz_tcf_active() ? 'true' : 'false';
			$ads_data_redaction = cmplz_get_option( 'cmplz-gtag-ads_data_redaction' ) === 'yes' ? 'true' : 'false';
			$url_passthrough    = cmplz_get_option( 'cmplz-gtag-urlpassthrough' ) === 'yes' ? 'true' : 'false';
			$g_code             = esc_attr( cmplz_get_option( 'ua_code' ) );
			$script             = cmplz_get_template(
				'statistics/gtg-consent-mode.js',
				array(
					'enable_tcf_support' => $enable_tcf_support,
					'ads_data_redaction' => $ads_data_redaction,
					'url_passthrough'    => $url_passthrough,
					'G_code'             => $g_code,
					'cookie_prefix'      => $this->get_cookie_prefix(),
				)
			);
			if ( empty( $script ) ) {
				return;
			}
			// phpcs:disable WordPress.Security.EscapeOutput.OutputNotEscaped -- Raw JS template output; escaping would corrupt it.
			echo '<!-- GTG GA4 Consent Mode script Complianz GDPR/CCPA -->' . "\n";
			echo '<script>' . $script . '</script>' . "\n";
			// phpcs:enable WordPress.Security.EscapeOutput.OutputNotEscaped
		}

		/**
		 * Outputs the statistics script (Google Analytics, Matomo, etc.) based on the configured statistics provider.
		 *
		 * @hooked cmplz_statistics_script
		 */
		public function get_statistics_script() {
			if ( cmplz_get_option( 'configuration_by_complianz' ) === 'no' ) {
				return;
			}

			$statistics = cmplz_get_option( 'compile_statistics' );
			$script     = '';
			if ( 'google-analytics' === $statistics ) {
				$consent_mode     = cmplz_consent_mode() ? '-consent-mode' : '';
				$consent_mode     = '' !== $consent_mode && 'yes' === cmplz_get_option( 'gtag-basic-consent-mode' ) ? $consent_mode . '-basic' : $consent_mode;
				$code             = esc_attr( cmplz_get_option( 'ua_code' ) );
				$template         = "gtag('config', '{tag}' );";
				$additional_stats = array_map( 'trim', explode( ',', cmplz_get_option( 'additional_gtags_stats' ) ) );
				$additional_tags  = '';
				foreach ( $additional_stats as $stat ) {
					$stat = trim( $stat );
					if ( empty( $stat ) ) {
						continue;
					}
					$additional_tags .= str_replace( '{tag}', esc_attr( $stat ), $template );
				}

				$anonymize_ip = $this->google_analytics_always_block_ip() ? "'anonymize_ip': true" : '';
				if ( substr( strtoupper( $code ), 0, 2 ) === 'G-' ) {
					$anonymize_ip = '';
				}
				$enable_tcf_support = cmplz_tcf_active() ? 'true' : 'false';
				$ads_data_redaction = cmplz_get_option( 'cmplz-gtag-ads_data_redaction' ) === 'yes' ? 'true' : 'false';
				$urlpassthrough     = cmplz_get_option( 'cmplz-gtag-urlpassthrough' ) === 'yes' ? 'true' : 'false';
				$script             = cmplz_get_template( "statistics/gtag$consent_mode.js" );
				$script             = str_replace(
					array( '{G_code}', '{additional_tags}', '{anonymize_ip}', '{enable_tcf_support}', '{ads_data_redaction}', '{url_passthrough}' ),
					array( $code, $additional_tags, $anonymize_ip, $enable_tcf_support, $ads_data_redaction, $urlpassthrough ),
					$script
				);

			} elseif ( 'matomo' === $statistics ) {
				$cookieless = ( cmplz_get_option( 'matomo_anonymized' ) === 'yes' ) ? '-cookieless' : '';
				$script     = cmplz_get_template( "statistics/matomo$cookieless.js" );
				$script     = str_replace( '{site_id}', esc_attr( cmplz_get_option( 'matomo_site_id' ) ), $script );
				$script     = str_replace( '{matomo_url}', esc_url_raw( trailingslashit( cmplz_get_option( 'matomo_url' ) ) ), $script );
			} elseif ( 'clicky' === $statistics ) {
				$script = cmplz_get_template( 'statistics/clicky.js' );
				$script = str_replace( '{site_ID}', esc_attr( cmplz_get_option( 'clicky_site_id' ) ), $script );
			} elseif ( 'clarity' === $statistics ) {
				$is_consent_for_anonymous_stats = cmplz_get_option( 'consent_for_anonymous_stats' ) === 'yes';
				$is_clarity_consent_mode        = cmplz_get_option( 'clarity_consent_mode' ) === 'yes';
				$clarity_script                 = $is_clarity_consent_mode && $is_consent_for_anonymous_stats ? '-consent-mode' : '';
				$script                         = cmplz_get_template( "statistics/clarity$clarity_script.js" );
				$script                         = str_replace( '{site_ID}', esc_attr( cmplz_get_option( 'clarity_id' ) ), $script );
			} elseif ( 'yandex' === $statistics ) {
				$script         = cmplz_get_template( 'statistics/yandex.js' );
				$data_layer     = cmplz_get_option( 'yandex_ecommerce' ) === 'yes';
				$data_layer_str = '';
				if ( $data_layer ) {
					$data_layer_str = 'ecommerce:"dataLayer"';
				}
				$script = str_replace(
					array( '{yandex_id}', '{ecommerce}' ),
					array(
						cmplz_get_option( 'yandex_id' ),
						$data_layer_str,
					),
					$script
				);
			}
			// phpcs:disable WordPress.Security.EscapeOutput.OutputNotEscaped -- Raw JS template output; escaping would corrupt it.
			echo apply_filters( 'cmplz_script_filter', $script );
			// phpcs:enable WordPress.Security.EscapeOutput.OutputNotEscaped
		}

		/**
		 *
		 * Get the domain from the current site url
		 *
		 * @return bool|string $domain
		 */
		public function get_domain() {
			$url   = site_url();
			$parse = wp_parse_url( $url );
			if ( ! isset( $parse['host'] ) ) {
				return false;
			}

			return $parse['host'];
		}

		/**
		 * Get boolean string for database purposes.
		 *
		 * @param bool $boolean The boolean value to convert.
		 *
		 * @return string
		 */
		private function bool_string( $boolean ) {
			$bool = (bool) $boolean;

			return $bool ? 'TRUE' : 'FALSE';
		}

		/**
		 * Check a string for third party services
		 *
		 * @param string $html The HTML string to scan.
		 * @param bool   $single_key Return a single string instead of array.
		 *
		 * @return array|string $thirdparty.
		 * */
		public function parse_for_thirdparty_services(
			$html,
			$single_key = false
		) {

			$thirdparty         = array();
			$thirdparty_markers
						= COMPLIANZ::$config->thirdparty_service_markers;
			foreach ( $thirdparty_markers as $key => $markers ) {
				foreach ( $markers as $marker ) {
					if ( $single_key && strpos( $html, $marker ) !== false ) {
						return $key;
					} elseif ( strpos( $html, $marker ) !== false
								&& ! in_array( $key, $thirdparty, true )
					) {
						$thirdparty[] = $key;
					}
				}
			}
			if ( $single_key ) {
				return false;
			}

			return $thirdparty;
		}

		/**
		 * Check the webpage html output for social media markers.
		 *
		 * @param string $html The HTML string to scan.
		 * @param bool   $single_key Return a single key string instead of array.
		 *
		 * @return array|bool|string $social_media_key
		 */
		public function parse_for_social_media( $html, $single_key = false ) {
			$social_media         = array();
			$social_media_markers = COMPLIANZ::$config->social_media_markers;
			foreach ( $social_media_markers as $key => $markers ) {
				foreach ( $markers as $marker ) {
					if ( $single_key && strpos( $html, $marker ) !== false ) {
						return $key;
					}

					if ( strpos( $html, $marker ) !== false
						&& ! in_array( $key, $social_media, true )
					) {
						$social_media[] = $key;
					}
				}
			}

			if ( $single_key ) {
				return false;
			}

			return $social_media;
		}

		/**
		 * Build a map from English purpose labels to the target language's labels.
		 * Derived from actual synced cookie pairs so the mapping is always accurate
		 * regardless of how the CDB orders purposes for each language.
		 * Used to normalize grouping when a non-English cookie record still carries
		 * an English purpose string (e.g. CDB has no translation for that cookie).
		 *
		 * @param string $language The two-letter language code to map purposes for (e.g. 'nl', 'fr').
		 */
		private function build_purpose_normalization_map( string $language ): array {
			if ( empty( $language ) || 'en' === $language ) {
				return array();
			}

			$cache_key = 'cmplz_purpose_map_' . $language;
			$map       = wp_cache_get( $cache_key, 'complianz' );
			if ( false !== $map ) {
				return $map;
			}

			global $wpdb;
			// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching -- Direct query required for custom plugin table; no core API available.
			$rows = $wpdb->get_results(
				$wpdb->prepare(
					"SELECT DISTINCT en.purpose AS en_purpose, t.purpose AS target_purpose
					 FROM {$wpdb->prefix}cmplz_cookies en
					 INNER JOIN {$wpdb->prefix}cmplz_cookies t ON t.isTranslationFrom = en.ID
					 WHERE en.language = 'en'
					   AND t.language = %s
					   AND en.purpose != ''
					   AND t.purpose != ''
					   AND t.purpose != en.purpose",
					$language
				)
			);

			$map = array();
			foreach ( $rows as $row ) {
				$en_label     = html_entity_decode( $row->en_purpose, ENT_QUOTES );
				$target_label = html_entity_decode( $row->target_purpose, ENT_QUOTES );
				if ( '' !== $en_label && '' !== $target_label ) {
					$map[ $en_label ] = $target_label;
				}
			}

			wp_cache_set( $cache_key, $map, 'complianz', HOUR_IN_SECONDS );

			return $map;
		}

		/**
		 * Returns the cookie list grouped by service, optionally filtered by the provided settings (language, purpose, etc.).
		 *
		 * @param array $settings Optional filters such as language, isMembersOnly, etc.
		 *
		 * @return array Cookies indexed by service ID.
		 */
		public function get_cookies_by_service( $settings = array() ) {
			$cookies            = $this->get_cookies( $settings );
			$grouped_by_service = array();
			$top_service_id     = 0;
			$language           = $settings['language'] ?? substr( get_locale(), 0, 2 );
			$purpose_map        = $this->build_purpose_normalization_map( $language );
			foreach ( $cookies as $cookie ) {
				$service_id     = $cookie->serviceID ? $cookie->serviceID : 999999999; // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase -- serviceID is an external object property and cannot be renamed.
				$top_service_id = $service_id > $top_service_id ? $service_id : $top_service_id;
				if ( 0 === $cookie->purpose || 0 === strlen( $cookie->purpose ) ) {
					$purpose = __( 'Purpose pending investigation', 'complianz-gdpr' );
				} else {
					$decoded = html_entity_decode( $cookie->purpose, ENT_QUOTES );
					$purpose = $purpose_map[ $decoded ] ?? $decoded;
				}
				$grouped_by_service[ $service_id ][ $purpose ][] = $cookie;
			}

			// move misc to end of array.
			$misc = isset( $grouped_by_service[999999999] )
				? $grouped_by_service[999999999] : false;
			unset( $grouped_by_service[999999999] );
			if ( $misc ) {
				$grouped_by_service[ $top_service_id + 1 ] = $misc;
			}

			return $grouped_by_service;
		}

		/**
		 * Get list of active cookies on site
		 *
		 * @param array $settings Optional filter settings (language, category, isMembersOnly, etc.).
		 *
		 * @return array|object|null
		 */
		public function get_cookies( $settings = array() ) {
			global $wpdb;
			$cookies = $this->cookies;

			if ( count( $cookies ) === 0 ) {
				$cookies = get_transient( 'cmplz_cookies' );
				if ( ! $cookies ) {
					$cookies      = array();
					$table_exists = get_option( 'cmplz_cookietable_version' );
					if ( $table_exists ) {
						// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching -- Direct query required for custom plugin table; results are cached via the cmplz_cookies transient below.
						$cookies = $wpdb->get_results( "select * from {$wpdb->prefix}cmplz_cookies" );
					}
					set_transient( 'cmplz_cookies', $cookies, MINUTE_IN_SECONDS );
				}

				$this->cookies = $cookies;
			}

			$defaults = array(
				'ignored'           => 'all',
				'new'               => false,
				'language'          => false,
				'isMembersOnly'     => false,
				'hideEmpty'         => false,
				'showOnPolicy'      => 'all',
				'lastUpdatedDate'   => false,
				'deleted'           => false,
				'isOwnDomainCookie' => 'all',
			);

			$settings = wp_parse_args( $settings, $defaults );
			if ( 'all' !== $settings['isMembersOnly'] ) {
				// filter the $cookies array to only get cookies where isMembersOnly === $settings['isMembersOnly'].
				$cookies = array_filter(
					$cookies,
					static function ( $cookie ) use ( $settings ) {
						return (bool) $cookie->isMembersOnly === $settings['isMembersOnly']; // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase -- isMembersOnly is an external object property and cannot be renamed.
					}
				);
			}

			if ( 'all' !== $settings['showOnPolicy'] ) {
				$cookies = array_filter(
					$cookies,
					static function ( $cookie ) use ( $settings ) {
						return (bool) $cookie->showOnPolicy === $settings['showOnPolicy']; // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase -- showOnPolicy is an external object property and cannot be renamed.
					}
				);
			}

			if ( 'all' !== $settings['ignored'] ) {
				$cookies = array_filter(
					$cookies,
					function ( $cookie ) use ( $settings ) {
						return (bool) $cookie->ignored === $settings['ignored'];
					}
				);
			}

			if ( 'all' !== $settings['isOwnDomainCookie'] ) {
				$cookies = array_filter(
					$cookies,
					static function ( $cookie ) use ( $settings ) {
						return (bool) $cookie->isOwnDomainCookie === $settings['isOwnDomainCookie']; // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase -- isOwnDomainCookie is an external object property and cannot be renamed.
					}
				);
			}
			if ( ! $settings['language'] ) {
				$cookies = array_filter(
					$cookies,
					static function ( $cookie ) {
						return false === (bool) $cookie->isTranslationFrom; // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase -- isTranslationFrom is an external object property and cannot be renamed.
					}
				);
			} elseif ( 'all' !== $settings['language'] ) {
				$cookies = array_filter(
					$cookies,
					static function ( $cookie ) use ( $settings ) {
						return $cookie->language === $settings['language'];
					}
				);
			}

			if ( $settings['hideEmpty'] ) {
				$cookies = array_filter(
					$cookies,
					static function ( $cookie ) {
						return '' !== $cookie->name;
					}
				);
			}

			if ( ! $settings['deleted'] ) {
				$cookies = array_filter(
					$cookies,
					static function ( $cookie ) {
						return true !== (bool) $cookie->deleted;
					}
				);
			}
			if ( isset( $settings['sync'] ) ) {
				$cookies = array_filter(
					$cookies,
					static function ( $cookie ) use ( $settings ) {
						return (bool) $cookie->sync === $settings['sync'];
					}
				);
			}

			if ( $settings['new'] ) {
				$cookies = array_filter(
					$cookies,
					static function ( $cookie ) {
						return $cookie->firstAddDate > get_option( 'cmplz_cookie_data_verified_date' ); // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase -- firstAddDate is an external object property and cannot be renamed.
					}
				);
			}

			if ( $settings['lastUpdatedDate'] ) {
				$cookies = array_filter(
					$cookies,
					static function ( $cookie ) use ( $settings ) {
						return $cookie->lastUpdatedDate < $settings['lastUpdatedDate'] || false === $cookie->lastUpdatedDate || 0 === $cookie->lastUpdatedDate; // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase -- lastUpdatedDate is an external object property and cannot be renamed.
					}
				);
			}

			// make sure service data is added.
			foreach ( $cookies as $index => $cookie ) {
				$cookie            = new CMPLZ_COOKIE( $cookie );
				$cookies[ $index ] = $cookie;
			}

			return $cookies;
		}

		/**
		 * Convert a slug to a normal readable name, without -, and with uppercase start of each word.
		 *
		 * @param string $slug The hyphenated slug to convert (e.g. 'google-analytics').
		 *
		 * @return string
		 */
		public function convert_slug_to_name( $slug ) {
			$a = explode( '-', $slug );
			$a = array_map( 'ucfirst', $a );

			return implode( ' ', $a );
		}


		/**
		 * Get list of detected services
		 *
		 * @param array $settings Optional filter settings.
		 *
		 * @return array $services
		 * @since 1.0
		 */
		public function get_services( $settings = array() ) {
			global $wpdb;
			$result = $wpdb->query( "SHOW TABLES LIKE '{$wpdb->prefix}cmplz_cookies'" ); // phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching -- Direct query on custom plugin table; no core API available.
			if ( empty( $result ) ) {
				return array();
			}

			$defaults = array(
				'language'                      => false,
				'hideEmpty'                     => false,
				'category'                      => 'all',
				'lastUpdatedDate'               => false,
				'includeServicesWithoutCookies' => false,
			);
			$settings = wp_parse_args( $settings, $defaults );
			$sql      = ' 1=1 ';

			if ( ! $settings['language'] ) {
				$sql .= ' and isTranslationFrom = false ';
			} elseif ( 'all' !== $settings['language'] ) {
				$lang = cmplz_sanitize_language( $settings['language'] );
				$sql .= $wpdb->prepare( ' AND language = %s ', $lang );
			}

			if ( $settings['hideEmpty'] ) {
				$sql .= " AND name <>'' ";
			}

			if ( isset( $settings['sync'] ) ) {
				$sql .= $wpdb->prepare( ' AND sync = %d', $settings['sync'] ? 1 : 0 );
			}

			if ( 'all' !== $settings['category'] ) {
				$sql .= $wpdb->prepare(
					' AND category = %s',
					$settings['category']
				);
			}

			$no_cookies_where = $sql;
			if ( $settings['lastUpdatedDate'] ) {
				$sql .= $wpdb->prepare(
					' AND (lastUpdatedDate < %s OR lastUpdatedDate=FALSE OR lastUpdatedDate = 0 )',
					(int) $settings['lastUpdatedDate']
				);
			}
			$sql      = "select * from {$wpdb->prefix}cmplz_services where " . $sql;
			$services = $wpdb->get_results( $sql ); // phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching, WordPress.DB.PreparedSQL.NotPrepared -- Custom table query; dynamic clauses sanitized and prepared; remainder are hardcoded literals.

			if ( $settings['includeServicesWithoutCookies'] ) {
				$sql                 = "select * from ( select * from {$wpdb->prefix}cmplz_services where NOT ID in (select DISTINCT services.ID from {$wpdb->prefix}cmplz_services as services inner join {$wpdb->prefix}cmplz_cookies on services.ID = {$wpdb->prefix}cmplz_cookies.serviceID)) as services where $no_cookies_where";
				$services_no_cookies = $wpdb->get_results( $sql ); // phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching, WordPress.DB.PreparedSQL.NotPrepared -- Custom table query; dynamic clauses prepared and remainder are hardcoded literals.
				$service_ids         = wp_list_pluck( $services, 'ID' );
				foreach ( $services_no_cookies as $service_no_cookies ) {
					if ( ! in_array( $service_no_cookies->ID, $service_ids, true ) ) {
						$services[] = $service_no_cookies;
					}
				}
			}

			return $services;
		}


		/**
		 * Get an array of languages used on this site in format array('en' => 'en')
		 *
		 * @param bool $count Pass true to return the count instead of the full array.
		 *
		 * @return int|array
		 */
		public function get_supported_languages( $count = false ) {
			$site_locale = cmplz_sanitize_language( get_locale() );
			$languages   = array( $site_locale => $site_locale );

			// QTranslate.
			if ( defined( 'QTX_VERSION' ) ) {
				$enabled_languages = get_option( 'qtranslate_enabled_languages' );
				if ( is_array( $enabled_languages ) ) {
					foreach ( $enabled_languages as $language_code ) {
						if ( ! in_array( $language_code, $languages, true ) ) {
							$languages[ $language_code ] = $language_code;
						}
					}
				}
			}

			if ( function_exists( 'icl_register_string' ) ) {
				$wpml = apply_filters(
					'wpml_active_languages',
					null,
					array( 'skip_missing' => 0 )
				);
				if ( ! is_array( $wpml ) ) {
					$wpml = array();
				}
				/**
				 * WPML has changed the index from 'language_code' to 'code' so
				 * we check for both.
				 */
				$wpml_test_index = reset( $wpml );
				if ( isset( $wpml_test_index['language_code'] ) ) {
					$wpml = wp_list_pluck( $wpml, 'language_code' );
				} elseif ( isset( $wpml_test_index['code'] ) ) {
					$wpml = wp_list_pluck( $wpml, 'code' );
				} else {
					$wpml = array();
				}
				$languages = array_merge( $wpml, $languages );
			}

			/**
			 * TranslatePress support
			 * There does not seem to be an easy accessible API to get the languages, so we retrieve from the settings directly
			 */

			if ( class_exists( 'TRP_Translate_Press' ) ) {
				$trp_settings = get_option( 'trp_settings', array() );
				if ( isset( $trp_settings['translation-languages'] ) ) {
					$trp_languages = $trp_settings['translation-languages'];
					foreach ( $trp_languages as $language_code ) {
						$key = substr( $language_code, 0, 2 );
						if ( ! in_array( $key, $languages, true ) ) {
							$languages[ $key ] = $key;
						}
					}
				}
			}

			// make sure the en is always available.
			if ( ! in_array( 'en', $languages, true ) ) {
				$languages['en'] = 'en';
			}

			if ( $count ) {
				return count( $languages );
			}

			return array_keys( $languages );
		}

		/**
		 * Get the last cookie scan date in unix or human time format
		 *
		 * @param bool $unix Pass true to return Unix timestamp instead of formatted date string.
		 *
		 * @return bool|int|string
		 */
		public function get_last_cookie_scan_date( $unix = false ) {
			$last_scan_date = get_option( 'cmplz_last_cookie_scan' );

			if ( $unix ) {
				return $last_scan_date;
			}

			if ( $last_scan_date ) {
				$date = cmplz_localize_date( $last_scan_date );
				$time = gmdate( get_option( 'time_format' ), $last_scan_date );
				/* translators: 1: date, 2: time */
				$date = cmplz_sprintf( __( '%1$s at %2$s', 'complianz-gdpr' ), $date, $time );
			} else {
				$date = false;
			}

			return $date;
		}


		/**
		 * Get the last cookie sync date in unix or human time format
		 *
		 * @return string
		 */
		public function get_last_cookie_sync_date() {
			$last_sync_date = get_option( 'cmplz_last_cookie_sync' );
			if ( $last_sync_date ) {
				$date = cmplz_localize_date( $last_sync_date );
			} else {
				$date = __( '(not synced yet)', 'complianz-gdpr' );
			}

			return $date;
		}

		/**
		 * Update the cookie policy date
		 */
		public function update_cookie_policy_date() {
			update_option( 'cmplz_publish_date', time() );

			// also reset the email notification, so it will get sent next year.
			update_option( 'cmplz_update_legal_documents_mail_sent', false );
		}

		/**
		 * Checks whether the Cookie Database API should be used to retrieve cookie data.
		 *
		 * @return bool True if the CDB API is enabled.
		 */
		public function use_cdb_api() {
			$use_api = cmplz_get_option( 'use_cdb_api' ) !== 'no';

			return apply_filters( 'cmplz_use_cdb_api', $use_api );
		}


		/**
		 * Check if site uses Google Analytics
		 *
		 * @return bool
		 * */
		public function uses_google_analytics() {
			$statistics = cmplz_get_option( 'compile_statistics' );
			if ( 'google-analytics' === $statistics ) {
				return true;
			}

			return false;
		}

		/**
		 * Check if tm is used
		 *
		 * @return bool
		 */
		public function uses_google_tagmanager() {

			$statistics = cmplz_get_option( 'compile_statistics' );

			if ( 'google-tag-manager' === $statistics ) {
				return true;
			}

			return false;
		}

		/**
		 * Check if matomo is used
		 *
		 * @return bool
		 */
		public function uses_matomo() {
			$statistics = cmplz_get_option( 'compile_statistics' );

			return 'matomo' === $statistics;
		}


		/**
		 * Checks whether Google Analytics (UA) has been configured, either by Complianz or manually by the user.
		 *
		 * @return bool True if analytics is configured.
		 */
		public function analytics_configured() {
			// if the user has chosen to configure it himself, we consider it to be configured.
			if ( cmplz_get_option( 'configuration_by_complianz' ) === 'no' ) {
				return true;
			}
			$ua_code = cmplz_get_option( 'ua_code' );

			return '' !== $ua_code;
		}

		/**
		 * Checks whether Google Tag Manager has been configured, either by Complianz or manually by the user.
		 *
		 * @return bool True if Tag Manager is configured.
		 */
		public function tagmanager_configured() {
			// if the user has chosen to configure it himself, we consider it to be configured.
			if ( cmplz_get_option( 'configuration_by_complianz' ) === 'no' ) {
				return true;
			}
			$gtm_code = cmplz_get_option( 'gtm_code' );

			return '' !== $gtm_code;
		}

		/**
		 * Checks whether Matomo has been configured, either by Complianz or manually by the user.
		 *
		 * @return bool True if Matomo is configured.
		 */
		public function matomo_configured() {
			// if the user has chosen to configure it himself, we consider it to be configured.
			if ( cmplz_get_option( 'configuration_by_complianz' ) === 'no' ) {
				return true;
			}

			$matomo_url = cmplz_get_option( 'matomo_url' );
			$site_id    = cmplz_get_option( 'matomo_site_id' );

			return '' !== $matomo_url && '' !== $site_id;
		}


		/**
		 * Check if the site needs a cookie banner. Pass a region to check cookie banner requirement for a specific region
		 *
		 * @param string|bool $region Region code to check (e.g. 'us', 'eu'), or false for a generic check.
		 *
		 * @return bool
		 * *@since 1.2
		 */
		public function site_needs_cookie_warning( $region = false ) {

			/**
			 * Default is false.
			 */
			$needs_warning = false;
			if ( $region && ! cmplz_has_region( $region ) ) {

				/**
				 * If we do not target this region, we don't show a banner for that region.
				 */
				$needs_warning = false;
			} elseif ( ( ! $region || 'us' === $region ) && cmplz_has_region( 'us' ) ) {
				/**
				 * For the US, a cookie warning is always required.
				 * if a region other than US is passed, we check the region's requirements
				 * if US is passed, we always need a banner
				 */
				$needs_warning = true;
			} elseif ( $this->site_shares_data() ) {
				/**
				 * Site shares data.
				 */
				$needs_warning = true;
			} elseif ( $this->cookie_warning_required_stats() ) {
				/**
				 * Does the config of the statistics require a cookie warning?
				 */
				$needs_warning = true;
			}

			$url                  = isset( $_SERVER['REQUEST_URI'] ) ? sanitize_text_field( wp_unslash( $_SERVER['REQUEST_URI'] ) ) : '';
			$excluded_posts_array = get_option( 'cmplz_excluded_posts_array', array() );
			if ( ! empty( $excluded_posts_array ) ) {
				foreach ( $excluded_posts_array as $excluded_slug ) {
					if ( strpos( $url, $excluded_slug ) !== false ) {
						return false;
					}
				}
			}

			return apply_filters( 'cmplz_site_needs_cookiewarning', $needs_warning );
		}

		/**
		 * Check if the site needs a cookie banner considering statistics only
		 *
		 * @param bool|string $region Region code to check, or false for a generic check.
		 *
		 * @return bool
		 * @since 1.0
		 */
		public function cookie_warning_required_stats( $region = false ) {

			if ( cmplz_get_option( 'consent_for_anonymous_stats' ) === 'yes' ) {
				return apply_filters( 'cmplz_cookie_warning_required_stats', true );
			}

			if ( $region && isset( COMPLIANZ::$config->regions[ $region ] ) ) {
				if ( 'no' === COMPLIANZ::$config->regions[ $region ]['statistics_consent'] ) {
					return apply_filters( 'cmplz_cookie_warning_required_stats', false );
				}

				if ( 'always' === COMPLIANZ::$config->regions[ $region ]['statistics_consent'] ) {
					return apply_filters( 'cmplz_cookie_warning_required_stats', true );
				}

				if ( 'when_not_anonymous' === COMPLIANZ::$config->regions[ $region ]['statistics_consent'] ) {
					if ( cmplz_get_option( 'eu_consent_regions' ) === 'yes' ) {
						return apply_filters( 'cmplz_cookie_warning_required_stats', true );
					}

					if ( $this->statistics_privacy_friendly() ) {
						return apply_filters( 'cmplz_cookie_warning_required_stats', false );
					}

					return apply_filters( 'cmplz_cookie_warning_required_stats', true );
				}

				return apply_filters( 'cmplz_cookie_warning_required_stats', false );
			}

			/**
			 * If region is not provided. Generic check.
			 */

			if ( $this->statistics_privacy_friendly() && $this->consent_required_for_anonymous_stats() ) {
				return apply_filters( 'cmplz_cookie_warning_required_stats', true );
			}

			// if we're here, we don't need stats if they're set up privacy friendly.
			return apply_filters( 'cmplz_cookie_warning_required_stats', ! $this->statistics_privacy_friendly() );
		}

		/**
		 * Check if consent is required for anonymous statistics
		 *
		 * @return bool
		 */
		public function consent_required_for_anonymous_stats() {
			$active_regions = COMPLIANZ::$config->active_regions();
			if ( in_array( 'always', array_column( $active_regions, 'statistics_consent' ), true ) ) {
				return true;
			}

			$when_not_anonymous = array_search( 'when_not_anonymous', array_column( $active_regions, 'statistics_consent' ), true );
			$uses_google        = $this->uses_google_analytics() || $this->uses_google_tagmanager();
			if ( $when_not_anonymous && $uses_google && cmplz_get_option( 'consent_for_anonymous_stats' ) === 'yes' ) {
				return true;
			}

			return false;
		}

		/**
		 * Add the selected statistics service as a service, and check for doubles
		 */
		public function maybe_add_statistics_service() {
			$selected_stat_service = cmplz_get_option( 'compile_statistics' );
			if ( 'google-analytics' === $selected_stat_service
				|| 'matomo' === $selected_stat_service
				|| 'google-tag-manager' === $selected_stat_service
			) {
				$service_name = $this->convert_slug_to_name( $selected_stat_service );
				$service      = new CMPLZ_SERVICE( $service_name );

				if ( ! $service->ID ) {
					// Add new service.
					$service = new CMPLZ_SERVICE();
					$service->add(
						$service_name,
						$this->get_supported_languages(),
						false
					);
				}
			}
		}

		/**
		 * Determine if statistics are used in a privacy friendly way
		 *
		 * @return bool
		 */
		public function statistics_privacy_friendly() {
			$statistics = cmplz_get_option( 'compile_statistics' );

			// no statistics at all, it's privacy friendly.
			if ( 'no' === $statistics ) {
				return apply_filters( 'cmplz_statistics_privacy_friendly', true );
			}

			// not anonymous stats.
			if ( 'yes' === $statistics ) {
				return apply_filters( 'cmplz_statistics_privacy_friendly', false );
			}

			$tagmanager                                = 'google-tag-manager' === $statistics;
			$matomo                                    = 'matomo' === $statistics;
			$google_analytics                          = 'google-analytics' === $statistics;
			$clicky                                    = 'clicky' === $statistics;
			$accepted_google_data_processing_agreement = false;
			$ip_anonymous                              = false;
			$no_sharing                                = false;

			if ( $clicky ) {
				return apply_filters( 'cmplz_statistics_privacy_friendly', false );
			}

			if ( $matomo ) {
				return apply_filters( 'cmplz_statistics_privacy_friendly', false );
			}

			if ( $google_analytics || $tagmanager ) {
				$thirdparty = $google_analytics ? cmplz_get_option( 'compile_statistics_more_info' ) : cmplz_get_option( 'compile_statistics_more_info_tag_manager' );
				if ( ! is_array( $thirdparty ) ) {
					$thirdparty = array();
				}
				$accepted_google_data_processing_agreement = in_array( 'accepted', $thirdparty, true );
				$ip_anonymous                              = in_array( 'ip-addresses-blocked', $thirdparty, true );
				$no_sharing                                = in_array( 'no-sharing', $thirdparty, true );
			}

			if ( ( $tagmanager || $google_analytics )
				&& ( ! $accepted_google_data_processing_agreement
						|| ! $ip_anonymous
						|| ! $no_sharing )
			) {
				return apply_filters( 'cmplz_statistics_privacy_friendly', false );
			}

			// everything set up privacy friendly!
			return apply_filters( 'cmplz_statistics_privacy_friendly', true );
		}


		/**
		 * Check if ip is always blocked
		 *
		 * @return bool
		 */
		public function google_analytics_always_block_ip() {
			$statistics       = cmplz_get_option( 'compile_statistics' );
			$google_analytics = 'google-analytics' === $statistics;
			if ( $google_analytics ) {
				$thirdparty = cmplz_get_option( 'compile_statistics_more_info' );
				if ( ! is_array( $thirdparty ) ) {
					$thirdparty = array();
				}
				if ( in_array( 'ip-addresses-blocked', $thirdparty, true ) ) {
					return true;
				}
			}

			return false;
		}

		/**
		 * Check if this website shares data with third parties, used for recommendations, cookiebanner check and canada policies
		 *
		 * @return bool
		 */
		public function site_shares_data() {
			// TCF always shares data.
			if ( cmplz_tcf_active() ) {
				return true;
			}

			if ( $this->uses_google_tagmanager() ) {
				return true;
			}

			if ( cmplz_uses_marketing_cookies() ) {
				return true;
			}

			/**
			 * Script Center
			 */
			$blocked_scripts     = cmplz_get_transient( 'cmplz_blocked_scripts' );
			$blocked_scripts     = $blocked_scripts ? $blocked_scripts : COMPLIANZ::$cookie_blocker->blocked_scripts();
			$thirdparty_scripts  = is_array( $blocked_scripts ) && count( $blocked_scripts ) > 0;
			$ad_cookies          = ( cmplz_get_option( 'uses_ad_cookies' ) === 'yes' ) ? true : false;
			$social_media        = ( cmplz_get_option( 'uses_social_media' ) === 'yes' ) ? true : false;
			$thirdparty_services = ( cmplz_get_option( 'uses_thirdparty_services' ) === 'yes' ) ? true : false;
			if (
				$thirdparty_scripts
				|| $ad_cookies
				|| $social_media
				|| $thirdparty_services
			) {
				return true;
			}

			// get all used cookies.
			$args = array(
				'isTranslationFrom' => false,
				'ignored'           => false,
			);

			if ( ! $this->statistics_privacy_friendly() ) {
				return true;
			}
			$cookies = $this->get_cookies( $args );
			if ( empty( $cookies ) ) {
				return false;
			}

			foreach ( $cookies as $cookie ) {
				$service = new CMPLZ_SERVICE( $cookie->serviceID ); // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase -- serviceID is an external object property and cannot be renamed.
				if ( $service->secondParty || $service->thirdParty ) { // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase -- secondParty and thirdParty are external object properties and cannot be renamed.
					return true;
				}
			}

			return false;
		}

		/**
		 * Check if non functional cookies are used on this site
		 *
		 * @return bool
		 */
		public function uses_non_functional_cookies() {
			if ( $this->uses_google_tagmanager() ) {
				return true;
			}

			// get all used cookies.
			$args    = array(
				'isTranslationFrom' => false,
				'ignored'           => false,
			);
			$cookies = $this->get_cookies( $args );
			if ( empty( $cookies ) ) {
				return false;
			}

			foreach ( $cookies as $cookie ) {
				$cookie_service = ! empty( $cookie->service ) ? COMPLIANZ::$cookie_blocker->sanitize_service_name( $cookie->service ) : '';
				$has_optinstats = cmplz_uses_consenttype( 'optinstats' );
				if ( 'google-analytics' === $cookie_service
					|| 'matomo' === $cookie_service
				) {
					if ( $has_optinstats ) {
						return true;
					}
					if ( ! $this->statistics_privacy_friendly() ) {
						return true;
					}
				}
				if ( strpos( strtolower( $cookie->purpose ), 'functional' ) === false ) {
					return true;
				}
			}

			return false;
		}


		/**
		 * Checks whether the site uses only functional (strictly necessary) cookies, with no non-functional cookies present.
		 *
		 * @return bool True if only functional cookies are used.
		 */
		public function uses_only_functional_cookies() {
			return ! $this->uses_non_functional_cookies();
		}


		/**
		 * Check if this website uses cookies from a specific service
		 *
		 * @param string $service The service identifier to check for (e.g. 'google-analytics').
		 *
		 * @return bool
		 */
		public function site_uses_cookie_from_service( $service ) {
			$args    = array(
				'isTranslationFrom' => false,
				'ignored'           => false,
			);
			$cookies = $this->get_cookies( $args );
			if ( ! empty( $cookies ) ) {
				foreach ( $cookies as $cookie_name => $label ) {
					// get identifier for this cookie name.
					$cookie         = new CMPLZ_COOKIE( $cookie_name );
					$cookie_service = COMPLIANZ::$cookie_blocker->sanitize_service_name( $cookie->service );
					if ( $service === $cookie_service ) {
						return true;
					}
				}
			}

			return false;
		}
	}
	// phpcs:enable PEAR.NamingConventions.ValidClassName.StartWithCapital, PEAR.NamingConventions.ValidClassName.Invalid

} //class closure
