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*/ private static array $contexts = array(); /** * Settings page for this context. * * @var \WC_Settings_Page */ private \WC_Settings_Page $settings_page; /** * Current settings section. Empty string means the default section. * * @var string */ private string $section; /** * Resolved Settings UI page adapter. * * @var SettingsUIPageInterface|null */ private ?SettingsUIPageInterface $settings_ui_page; /** * Whether script handles have been resolved. * * @var bool */ private bool $script_handles_resolved = false; /** * Resolved script handles. * * @var string[] */ private array $script_handles = array(); /** * Whether script handle resolution failed. * * @var bool */ private bool $script_handles_failed = false; /** * Developer-facing script handle failure reason. * * @var string */ private string $script_handles_failure_reason = ''; /** * Whether schema generation has been attempted. * * @var bool */ private bool $schema_resolved = false; /** * Generated Settings UI schema. * * @var array|null */ private ?array $schema = null; /** * Whether schema generation failed. * * @var bool */ private bool $schema_failed = false; /** * Constructor. * * @param \WC_Settings_Page $settings_page Settings page. * @param string $section Current settings section. Empty string means the default section. */ private function __construct( \WC_Settings_Page $settings_page, string $section ) { $this->settings_page = $settings_page; $this->section = $section; $this->settings_ui_page = self::resolve_settings_ui_page( $settings_page, $section ); } /** * Get the context for the active settings request. * * @return SettingsUIRequestContext|null */ public static function get_current(): ?SettingsUIRequestContext { if ( ! PageController::is_settings_page() || ! Features::is_enabled( 'settings-ui' ) || ! current_user_can( 'manage_woocommerce' ) ) { return null; } if ( ! class_exists( '\WC_Admin_Settings' ) ) { return null; } $current_tab = self::get_current_settings_tab(); foreach ( \WC_Admin_Settings::get_settings_pages() as $settings_page ) { if ( ! $settings_page instanceof \WC_Settings_Page || $settings_page->get_id() !== $current_tab ) { continue; } $context = self::for_settings_page( $settings_page, self::get_current_settings_section() ); return $context->get_settings_ui_page() ? $context : null; } return null; } /** * Get a context for a known settings page and section. * * @param \WC_Settings_Page $settings_page Settings page. * @param string $section Current settings section. Empty string means the default section. * @return SettingsUIRequestContext */ public static function for_settings_page( \WC_Settings_Page $settings_page, string $section ): SettingsUIRequestContext { $key = self::get_context_key( $settings_page, $section ); if ( ! isset( self::$contexts[ $key ] ) ) { self::$contexts[ $key ] = new self( $settings_page, $section ); } return self::$contexts[ $key ]; } /** * Reset cached request contexts. */ public static function reset(): void { self::$contexts = array(); } /** * Get the current WooCommerce settings tab. * * @return string */ private static function get_current_settings_tab(): string { // phpcs:disable WordPress.Security.NonceVerification.Recommended, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized if ( ! isset( $_GET['tab'] ) ) { return 'general'; } $tab = wp_unslash( $_GET['tab'] ); // phpcs:enable WordPress.Security.NonceVerification.Recommended, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized if ( ! is_string( $tab ) ) { return 'general'; } $tab = sanitize_title( $tab ); return '' !== $tab ? $tab : 'general'; } /** * Get the current WooCommerce settings section. * * Reads $_REQUEST to match how the legacy $current_section global is derived, * so context resolution and legacy settings rendering agree on the section. * * @return string */ private static function get_current_settings_section(): string { // phpcs:disable WordPress.Security.NonceVerification.Recommended, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized if ( ! isset( $_REQUEST['section'] ) ) { return ''; } $section = wp_unslash( $_REQUEST['section'] ); // phpcs:enable WordPress.Security.NonceVerification.Recommended, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized return is_string( $section ) ? sanitize_title( $section ) : ''; } /** * Get the shared settings payload key for a section. * * @param string $section Section id. Empty string means the default section. * @return string */ private static function get_section_key( string $section ): string { return '' === $section ? self::DEFAULT_SECTION_KEY : $section; } /** * Get the current section's shared settings payload key. * * @return string */ public function get_current_section_key(): string { return self::get_section_key( $this->section ); } /** * Get the Settings UI page adapter. * * @return SettingsUIPageInterface|null */ public function get_settings_ui_page(): ?SettingsUIPageInterface { return $this->settings_ui_page; } /** * Get the legacy settings page this context was resolved for. * * @since 11.0.0 * * @return \WC_Settings_Page */ public function get_settings_page(): \WC_Settings_Page { return $this->settings_page; } /** * Get the Settings UI page id. * * @return string */ public function get_page_id(): string { return $this->settings_ui_page ? $this->settings_ui_page->get_page_id() : $this->settings_page->get_id(); } /** * Whether this context renders a drill-down page. * * A drill-down page is a section of a settings tab whose sections are * presented as standalone pages, following the Payments pattern: the shell * header (title, breadcrumbs, top save button) replaces the top-level * settings tabs. Pages registered at the top level of settings are not * drill-downs: they hide the header and keep the tabs. * * @since 11.0.0 * * @return bool */ public function is_drill_down(): bool { return '' !== $this->section && in_array( $this->settings_page->get_id(), self::DRILL_DOWN_TABS, true ); } /** * Whether this context can render through the Settings UI. * * True when the settings UI feature is enabled and a Settings UI page resolved * for the page and section. The page can come from a registered section (native * or adapted from its legacy settings) or from the settings page itself, and * callers replacing legacy rendering should treat all three the same. * * @return bool */ public function is_rendering_enabled(): bool { return Features::is_enabled( 'settings-ui' ) && $this->settings_ui_page instanceof SettingsUIPageInterface; } /** * Get extension script handles for this context. * * @return string[] */ public function get_script_handles(): array { if ( ! $this->script_handles_resolved ) { $this->resolve_script_handles(); } return $this->script_handles; } /** * Whether script handle resolution failed. * * @return bool */ public function has_script_handles_failed(): bool { if ( ! $this->script_handles_resolved ) { $this->resolve_script_handles(); } return $this->script_handles_failed; } /** * Get the script handle failure reason. * * @return string */ public function get_script_handles_failure_reason(): string { if ( ! $this->script_handles_resolved ) { $this->resolve_script_handles(); } return '' !== $this->script_handles_failure_reason ? $this->script_handles_failure_reason : __( 'Settings UI script handles could not be resolved.', 'woocommerce' ); } /** * Get the Settings UI schema for this context. * * @return array|null */ public function get_schema(): ?array { if ( ! $this->schema_resolved ) { $this->resolve_schema(); } return $this->schema; } /** * Whether schema generation failed. * * @return bool */ public function has_schema_failed(): bool { if ( ! $this->schema_resolved ) { $this->resolve_schema(); } return $this->schema_failed; } /** * Get the context cache key. * * @param \WC_Settings_Page $settings_page Settings page. * @param string $section Section id. Empty string means the default section. * @return string */ private static function get_context_key( \WC_Settings_Page $settings_page, string $section ): string { return implode( '::', array( (string) spl_object_id( $settings_page ), $settings_page->get_id(), self::get_section_key( $section ), ) ); } /** * Resolve the Settings UI adapter for a settings page and section. * * @param \WC_Settings_Page $settings_page Settings page. * @param string $section Section id. Empty string means the default section. * @return SettingsUIPageInterface|null */ private static function resolve_settings_ui_page( \WC_Settings_Page $settings_page, string $section ): ?SettingsUIPageInterface { try { $registered_section = SettingsSectionRegistry::get_instance()->get_registered( $settings_page->get_id(), $section ); } catch ( \Throwable $e ) { self::log_resolution_failure( 'Registered settings section', $settings_page->get_id(), $section, $e, __METHOD__ ); $registered_section = null; } if ( $registered_section ) { if ( $registered_section instanceof SettingsSectionUIPageProviderInterface ) { try { $settings_ui_page = $registered_section->get_settings_ui_page( $settings_page ); if ( $settings_ui_page instanceof SettingsUIPageInterface ) { return $settings_ui_page; } } catch ( \Throwable $e ) { self::log_resolution_failure( 'Native Settings UI page', $settings_page->get_id(), $section, $e, __METHOD__ ); // Raise a developer notice here only: this failure still // renders through the registered-section adapter, so // nothing downstream reports it. Registry lookup failures // are environmental, and schema/script-handle failures // surface through log_settings_ui_fallback() at render time. wc_doing_it_wrong( __METHOD__, sprintf( /* translators: 1: settings page id, 2: settings section id, 3: failure reason. */ esc_html__( 'The native Settings UI page for page "%1$s" section "%2$s" could not be resolved. Falling back to the default settings adapter. Reason: %3$s', 'woocommerce' ), esc_html( $settings_page->get_id() ), esc_html( self::get_section_key( $section ) ), esc_html( get_class( $e ) . ': ' . $e->getMessage() ) ), '11.0.0' ); } } return new RegisteredSettingsSectionAdapter( $settings_page, $registered_section ); } $settings_ui_page = $settings_page->get_settings_ui_page(); return $settings_ui_page instanceof SettingsUIPageInterface ? $settings_ui_page : null; } /** * Resolve extension script handles. */ private function resolve_script_handles(): void { $this->script_handles_resolved = true; $this->script_handles = array(); if ( ! $this->settings_ui_page ) { return; } try { $this->script_handles = self::filter_script_handles( $this->settings_ui_page->get_script_handles( $this->section ) ); } catch ( \Throwable $e ) { $this->script_handles_failed = true; self::log_resolution_failure( 'Settings UI script handles', $this->get_page_id(), $this->section, $e, __METHOD__ ); if ( $e instanceof \Exception ) { $this->script_handles_failure_reason = sprintf( /* translators: %s: exception message. */ __( 'Settings UI script handles could not be resolved: %s', 'woocommerce' ), $e->getMessage() ); } } } /** * Resolve the Settings UI schema. */ private function resolve_schema(): void { $this->schema_resolved = true; $this->schema = null; if ( ! $this->settings_ui_page ) { return; } try { $schema = $this->settings_ui_page->get_schema( $this->section ); $schema = SettingsUISchema::canonicalize_option_values( $schema ); $schema = $this->apply_section_navigation( $schema ); $schema = $this->apply_shell_header_visibility( $schema ); $this->schema = $this->ensure_drill_down_breadcrumbs( $schema ); } catch ( \Throwable $e ) { $this->schema_failed = true; self::log_resolution_failure( 'Settings UI schema', $this->get_page_id(), $this->section, $e, __METHOD__ ); } } /** * Log a Settings UI resolution failure for developers. * * @param string $subject What failed to resolve, e.g. 'Settings UI schema'. * @param string $page_id Settings page id. * @param string $section Section id. Empty string means the default section. * @param \Throwable $e The resolution failure. * @param string $caller Calling method, for exception tracking. */ private static function log_resolution_failure( string $subject, string $page_id, string $section, \Throwable $e, string $caller ): void { wc_get_logger()->debug( sprintf( '%1$s could not be resolved for page "%2$s" section "%3$s": %4$s: %5$s', $subject, $page_id, self::get_section_key( $section ), get_class( $e ), $e->getMessage() ), array( 'source' => 'settings-ui' ) ); if ( $e instanceof \Exception ) { wc_caught_exception( $e, $caller ); } } /** * Set the shell section navigation from the page registration. * * Top-level pages never carry section navigation: the classic section * links render with the settings header instead. Drill-down pages keep * schema-provided navigation and default to none, since the header * breadcrumbs replace it. * * @param array $schema Resolved settings UI schema. * @return array */ private function apply_section_navigation( array $schema ): array { if ( ! isset( $schema['shell'] ) || ! is_array( $schema['shell'] ) ) { $schema['shell'] = array(); } if ( ! $this->is_drill_down() || ! isset( $schema['shell']['sectionNavigation'] ) ) { $schema['shell']['sectionNavigation'] = array(); } return $schema; } /** * Set the shell header visibility from the page registration. * * The header is reserved for drill-down pages. Pages registered at the top * level of settings always hide it, regardless of what their schema asks * for. * * @param array $schema Resolved settings UI schema. * @return array */ private function apply_shell_header_visibility( array $schema ): array { if ( ! isset( $schema['shell'] ) || ! is_array( $schema['shell'] ) ) { $schema['shell'] = array(); } $schema['shell']['header'] = $this->is_drill_down() ? 'visible' : 'hidden'; return $schema; } /** * Ensure a drill-down schema carries breadcrumbs back to its parent tab. * * Schemas that omit `shell.breadcrumbs` get a single crumb linking to the * parent settings tab, since the header breadcrumbs replace the top-level * settings tabs on drill-down pages. * * @param array $schema Resolved settings UI schema. * @return array */ private function ensure_drill_down_breadcrumbs( array $schema ): array { if ( ! $this->is_drill_down() || isset( $schema['shell']['breadcrumbs'] ) ) { return $schema; } $schema['shell']['breadcrumbs'] = array( array( 'label' => wp_strip_all_tags( html_entity_decode( $this->settings_page->get_label(), ENT_QUOTES | ENT_SUBSTITUTE | ENT_HTML401 ) ), 'href' => add_query_arg( array( 'page' => 'wc-settings', 'tab' => sanitize_title( $this->settings_page->get_id() ), ), admin_url( 'admin.php' ) ), ), ); return $schema; } /** * Filter extension-provided script handles to valid WordPress script handle strings. * * @param array $script_handles Raw script handles. * @return string[] */ private static function filter_script_handles( array $script_handles ): array { return array_values( array_filter( $script_handles, static function ( $script_handle ): bool { return is_string( $script_handle ) && '' !== $script_handle; } ) ); } }