class-convertkit-admin-section-general.php

<?php
/**
 * ConvertKit Settings General class.
 *
 * @package ConvertKit
 * @author ConvertKit
 */

/**
 * Registers General Settings that can be edited at Settings > Kit > General.
 *
 * @package ConvertKit
 * @author ConvertKit
 */
class ConvertKit_Admin_Section_General extends ConvertKit_Admin_Section_Base {

	/**
	 * Holds the API instance.
	 *
	 * @since   1.9.6
	 *
	 * @var     ConvertKit_API_V4
	 */
	private $api;

	/**
	 * Holds the ConvertKit Account Name.
	 *
	 * @since   1.9.6
	 *
	 * @var     bool|WP_Error|array
	 */
	private $account = false;

	/**
	 * Holds the ConvertKit Forms Resource.
	 *
	 * @since   1.9.6
	 *
	 * @var     bool|ConvertKit_Resource_Forms
	 */
	private $forms = false;

	/**
	 * Constructor.
	 */
	public function __construct() {

		// Define the class that reads/writes settings.
		$this->settings = new ConvertKit_Settings();

		// Define the settings key.
		$this->settings_key = $this->settings::SETTINGS_NAME;

		// Define the programmatic name, Title and Tab Text.
		$this->name     = 'general';
		$this->title    = __( 'General Settings', 'convertkit' );
		$this->tab_text = __( 'General', 'convertkit' );

		// Define settings sections.
		$this->settings_sections = array(
			'general'   => array(
				'title'    => $this->title,
				'callback' => array( $this, 'print_section_info' ),
				'wrap'     => true,
			),
			'site-wide' => array(
				'title'    => __( 'Non-inline Forms', 'convertkit' ),
				'callback' => array( $this, 'print_section_info_site_wide' ),
				'wrap'     => true,
			),
			'recaptcha' => array(
				'title'    => __( 'reCAPTCHA', 'convertkit' ),
				'callback' => array( $this, 'print_section_info_recaptcha' ),
				'wrap'     => true,
			),
			'advanced'  => array(
				'title'    => __( 'Advanced', 'convertkit' ),
				'callback' => array( $this, 'print_section_info_advanced' ),
				'wrap'     => true,
			),
		);

		$this->maybe_disconnect();

		// Register and maybe output notices for this settings screen, and the Intercom messenger.
		if ( $this->on_settings_screen( $this->name ) ) {
			add_filter( 'convertkit_settings_base_register_notices', array( $this, 'register_notices' ) );
			add_action( 'convertkit_settings_base_render_before', array( $this, 'maybe_output_notices' ) );
		}

		// Enqueue scripts and CSS.
		add_action( 'convertkit_admin_settings_enqueue_scripts', array( $this, 'enqueue_scripts' ) );
		add_action( 'convertkit_admin_settings_enqueue_styles', array( $this, 'enqueue_styles' ) );

		parent::__construct();

		$this->check_credentials();

	}

	/**
	 * Registers success and error notices for the General screen, to be displayed
	 * depending on the action.
	 *
	 * @since   2.5.1
	 *
	 * @param   array $notices    Regsitered success and error notices.
	 * @return  array
	 */
	public function register_notices( $notices ) {

		return array_merge(
			$notices,
			array(
				'oauth2_success' => __( 'Successfully authorized with Kit.', 'convertkit' ),
			)
		);

	}

	/**
	 * Test the access token, if it exists.
	 * If the access token has been revoked or is invalid, remove it from the settings now.
	 *
	 * @since   2.5.0
	 */
	private function check_credentials() {

		// Bail if we're not on the settings screen.
		if ( ! $this->on_settings_screen( $this->name ) ) {
			return;
		}

		// Bail if no access and refresh token exist.
		if ( ! $this->settings->has_access_and_refresh_token() ) {
			// Redirect to General screen, which will now show the ConvertKit_Admin_Section_OAuth screen, because
			// the Plugin has no access token.
			wp_safe_redirect(
				add_query_arg(
					array(
						'page' => $this->settings_key,
					),
					'options-general.php'
				)
			);
			exit();
		}

		// Initialize the API.
		$this->api = new ConvertKit_API_V4(
			CONVERTKIT_OAUTH_CLIENT_ID,
			CONVERTKIT_OAUTH_CLIENT_REDIRECT_URI,
			$this->settings->get_access_token(),
			$this->settings->get_refresh_token(),
			$this->settings->debug_enabled(),
			'settings'
		);

		// Get Account Details, which we'll use in account_name_callback(), but also lets us test
		// whether the API credentials are valid.
		$this->account = $this->api->get_account();

		// If the request succeeded, no need to perform further actions.
		if ( ! is_wp_error( $this->account ) ) {
			return;
		}

		// Depending on the error code, display an error notice in the settings screen until the user
		// fixes the problem.
		$this->output_error( $this->account->get_error_message() );

	}

	/**
	 * Deletes the OAuth Access Token, Refresh Token and Expiry from the Plugin's settings, if the user
	 * clicked the Disconnect button.
	 *
	 * @since   2.5.0
	 */
	private function maybe_disconnect() {

		// Bail if we're not on the settings screen.
		if ( ! $this->on_settings_screen( $this->name ) ) {
			return;
		}

		// Bail if nonce verification fails.
		if ( ! isset( $_REQUEST['_convertkit_settings_oauth_disconnect'] ) ) {
			return;
		}
		if ( ! wp_verify_nonce( sanitize_key( $_REQUEST['_convertkit_settings_oauth_disconnect'] ), 'convertkit-oauth-disconnect' ) ) {
			return;
		}

		// Get Settings class.
		$settings = new ConvertKit_Settings();

		// Setup API.
		$api = new ConvertKit_API_V4(
			CONVERTKIT_OAUTH_CLIENT_ID,
			CONVERTKIT_OAUTH_CLIENT_REDIRECT_URI,
			$settings->get_access_token(),
			$settings->get_refresh_token(),
			$settings->debug_enabled(),
			'settings'
		);

		// Check that we're using the Kit WordPress Libraries 2.1.4 or higher.
		// If another Kit Plugin is active and out of date, its libraries might
		// be loaded that don't have this method.
		if ( ! method_exists( $api, 'revoke_tokens' ) ) { // @phpstan-ignore-line Older WordPress Libraries won't have this function.
			$this->output_error( __( 'The Kit WordPress Libraries is missing the `revoke_tokens` method. Please update all Kit WordPress Plugins to their latest versions, and click Disconnect again.', 'convertkit' ) );
			return;
		}

		// Revoke Access and Refresh Tokens.
		// See convertkit_delete_credentials() method in functions.php, which is called
		// by the `convertkit_api_revoke_tokens` action and deletes credentials from the Plugin's settings.
		$result = $api->revoke_tokens();
		if ( is_wp_error( $result ) ) {
			$this->output_error( $result->get_error_message() );
			return;
		}

		// Delete cached resources.
		$creator_network = new ConvertKit_Resource_Creator_Network_Recommendations();
		$custom_fields   = new ConvertKit_Resource_Custom_Fields();
		$forms           = new ConvertKit_Resource_Forms();
		$landing_pages   = new ConvertKit_Resource_Landing_Pages();
		$posts           = new ConvertKit_Resource_Posts();
		$products        = new ConvertKit_Resource_Products();
		$sequences       = new ConvertKit_Resource_Sequences();
		$tags            = new ConvertKit_Resource_Tags();
		$creator_network->delete();
		$custom_fields->delete();
		$forms->delete();
		$landing_pages->delete();
		$posts->delete();
		$products->delete();
		$sequences->delete();
		$tags->delete();

		// Redirect to General screen, which will now show the ConvertKit_Settings_OAuth screen, because
		// the Plugin has no access token.
		wp_safe_redirect(
			add_query_arg(
				array(
					'page' => $this->settings_key,
				),
				'options-general.php'
			)
		);
		exit();

	}

	/**
	 * Enqueues scripts for the Settings > General screen.
	 *
	 * @since   2.2.4
	 *
	 * @param   string $section    Settings section / tab (general|tools|restrict-content).
	 */
	public function enqueue_scripts( $section ) {

		// Bail if we're not on the general section.
		if ( $section !== $this->name ) {
			return;
		}

		// Enqueue Select2 JS.
		convertkit_select2_enqueue_scripts();

		// Enqueue JS.
		wp_enqueue_script( 'convertkit-admin-preview-output', CONVERTKIT_PLUGIN_URL . 'resources/backend/js/preview-output.js', array( 'jquery' ), CONVERTKIT_PLUGIN_VERSION, true );
		wp_enqueue_script( 'convertkit-admin-settings-conditional-display', CONVERTKIT_PLUGIN_URL . 'resources/backend/js/settings-conditional-display.js', array( 'jquery' ), CONVERTKIT_PLUGIN_VERSION, true );

	}

	/**
	 * Enqueues styles for the Settings > General screen.
	 *
	 * @since   2.2.4
	 *
	 * @param   string $section    Settings section / tab (general|tools|restrict-content).
	 */
	public function enqueue_styles( $section ) {

		// Bail if we're not on the general section.
		if ( $section !== $this->name ) {
			return;
		}

		// Enqueue Select2 CSS.
		convertkit_select2_enqueue_styles();

	}

	/**
	 * Registers settings fields for this section.
	 */
	public function register_fields() {

		// Initialize resource classes.
		$this->maybe_initialize_and_refresh_resources();

		add_settings_field(
			'account_name',
			__( 'Account Name', 'convertkit' ),
			array( $this, 'account_name_callback' ),
			$this->settings_key,
			$this->name
		);

		// Initialize resource classes and perform a refresh if this hasn't yet been done.
		foreach ( convertkit_get_supported_post_types() as $supported_post_type ) {
			// Get Post Type's Label.
			$post_type = get_post_type_object( $supported_post_type );

			// Skip if the Post Type doesn't exist.
			if ( ! $post_type ) {
				continue;
			}

			// Add Settings Fields.
			add_settings_field(
				$supported_post_type . '_form',
				sprintf(
					/* translators: Post Type Name, plural */
					__( 'Default Form (%s)', 'convertkit' ),
					$post_type->label
				),
				array( $this, 'default_form_callback' ),
				$this->settings_key,
				$this->name,
				array(
					'label_for'        => '_wp_convertkit_settings_' . $supported_post_type . '_form',
					'post_type'        => $supported_post_type,
					'post_type_object' => $post_type,
				)
			);

			if ( $this->forms->exist() ) {
				add_settings_field(
					$supported_post_type . '_form_position',
					sprintf(
						/* translators: Post Type Name, plural */
						__( 'Form Position (%s)', 'convertkit' ),
						$post_type->label
					),
					array( $this, 'default_form_position_callback' ),
					$this->settings_key,
					$this->name,
					array(
						'label_for'        => '_wp_convertkit_settings_' . $supported_post_type . '_form_position',
						'post_type'        => $supported_post_type,
						'post_type_object' => $post_type,
					)
				);

				add_settings_field(
					$supported_post_type . '_form_position_element',
					'',
					array( $this, 'default_form_position_element_callback' ),
					$this->settings_key,
					$this->name,
					array(
						'label_for'        => '_wp_convertkit_settings_' . $supported_post_type . '_form_position_element',
						'post_type'        => $supported_post_type,
						'post_type_object' => $post_type,
					)
				);
			}
		}

		// Site Wide.
		add_settings_field(
			'non_inline_form',
			__( 'Default Forms (Site Wide)', 'convertkit' ),
			array( $this, 'non_inline_form_callback' ),
			$this->settings_key,
			$this->name . '-site-wide',
			array(
				'label_for' => 'non_inline_form',
			)
		);

		add_settings_field(
			'non_inline_form_honor_none_setting',
			__( 'Behavior', 'convertkit' ),
			array( $this, 'non_inline_form_honor_none_setting_callback' ),
			$this->settings_key,
			$this->name . '-site-wide',
			array(
				'label_for' => 'non_inline_form_honor_none_setting',
			)
		);

		// Non-inline Form Limit per Session.
		add_settings_field(
			'non_inline_form_limit_per_session',
			__( 'Limit Display', 'convertkit' ),
			array( $this, 'non_inline_form_limit_per_session_callback' ),
			$this->settings_key,
			$this->name . '-site-wide',
			array(
				'label_for' => 'non_inline_form_limit_per_session',
			)
		);

		// reCAPTCHA.
		add_settings_field(
			'recaptcha_site_key',
			__( 'reCAPTCHA: Site Key', 'convertkit' ),
			array( $this, 'recaptcha_site_key_callback' ),
			$this->settings_key,
			$this->name . '-recaptcha',
			array(
				'label_for'   => 'recaptcha_site_key',
				'description' => array(
					__( 'Enter your Google reCAPTCHA v3 Site Key. When specified, this will be used to reduce spam signups.', 'convertkit' ),
				),
			)
		);
		add_settings_field(
			'recaptcha_secret_key',
			__( 'reCAPTCHA: Secret Key', 'convertkit' ),
			array( $this, 'recaptcha_secret_key_callback' ),
			$this->settings_key,
			$this->name . '-recaptcha',
			array(
				'label_for'   => 'recaptcha_secret_key',
				'description' => array(
					__( 'Enter your Google reCAPTCHA v3 Secret Key. When specified, this will be used to reduce spam signups.', 'convertkit' ),
				),
			)
		);
		add_settings_field(
			'recaptcha_minimum_score',
			__( 'reCAPTCHA: Minimum Score', 'convertkit' ),
			array( $this, 'recaptcha_minimum_score_callback' ),
			$this->settings_key,
			$this->name . '-recaptcha',
			array(
				'label_for'   => 'recaptcha_minimum_score',
				'min'         => 0,
				'max'         => 1,
				'step'        => 0.01,
				'description' => array(
					__( 'Enter the minimum threshold for a subscriber to pass Google reCAPTCHA. A higher number will reduce spam signups (1.0 is very likely a good interaction, 0.0 is very likely a bot).', 'convertkit' ),
				),
			)
		);

		// Advanced.
		add_settings_field(
			'debug',
			__( 'Debug', 'convertkit' ),
			array( $this, 'debug_callback' ),
			$this->settings_key,
			$this->name . '-advanced',
			array(
				'label_for' => 'debug',
			)
		);

		add_settings_field(
			'no_scripts',
			__( 'Disable JavaScript', 'convertkit' ),
			array( $this, 'no_scripts_callback' ),
			$this->settings_key,
			$this->name . '-advanced',
			array(
				'label_for' => 'no_scripts',
			)
		);

		add_settings_field(
			'no_css',
			__( 'Disable CSS', 'convertkit' ),
			array( $this, 'no_css_callback' ),
			$this->settings_key,
			$this->name . '-advanced',
			array(
				'label_for' => 'no_css',
			)
		);

		add_settings_field(
			'no_add_new_button',
			__( 'Disable Add New Landing Page / Member Content Button', 'convertkit' ),
			array( $this, 'no_add_new_button_callback' ),
			$this->settings_key,
			$this->name . '-advanced',
			array(
				'label_for' => 'no_add_new_button',
			)
		);

		add_settings_field(
			'usage_tracking',
			__( 'Usage Tracking', 'convertkit' ),
			array( $this, 'usage_tracking_callback' ),
			$this->settings_key,
			$this->name . '-advanced',
			array(
				'label_for' => 'usage_tracking',
			)
		);

	}

	/**
	 * Prints help info for this section
	 */
	public function print_section_info() {

		?>
		<p><?php esc_html_e( 'Forms can be embedded before and/or after (or following number of elements) on every post or page (in single view only) across your site by using the settings below.', 'convertkit' ); ?>
		<p><?php esc_html_e( 'You can also configure non-inline forms to display site wide under the "Non-inline Forms" section below.', 'convertkit' ); ?></p>
		<p><?php esc_html_e( 'These default form settings can be overridden using the Kit meta box on a page or post\'s edit screen. For site wide non-inline forms to respect when a post/page has forms disabled, enable the "Behavior" option in the "Non-inline Forms" section below.', 'convertkit' ); ?></p>
		<p>
			<?php
			printf(
				/* translators: [convertkit] shortcode, wrapped in <code> tags */
				esc_html__( 'The default form can be inserted into the middle of post or page content by using either the %s shortcode or block.', 'convertkit' ),
				'<code>[convertkit]</code>'
			);
			?>
		</p>
		<?php

	}

	/**
	 * Prints help info for the site wide section of the settings screen.
	 *
	 * @since   2.7.3
	 */
	public function print_section_info_site_wide() {

		?>
		<p class="description"><?php esc_html_e( 'Defines non-inline forms to display site wide, and if these forms should display on Pages / Posts that have the Kit Form setting = None.', 'convertkit' ); ?></p>
		<?php

	}

	/**
	 * Prints help info for the recaptcha section of the settings screen.
	 *
	 * @since   3.0.0
	 */
	public function print_section_info_recaptcha() {
		?>
		<p class="description"><?php esc_html_e( 'Configure reCAPTCHA to protect the Member Content signup form and Form Builder block from spam and abuse.', 'convertkit' ); ?></p>
		<?php
	}

	/**
	 * Prints help info for the advanced section of the settings screen.
	 *
	 * @since   2.7.1
	 */
	public function print_section_info_advanced() {

		?>
		<p class="description"><?php esc_html_e( 'Defines advanced configuration settings, usually when working with support or needing to disable JS or CSS.', 'convertkit' ); ?></p>
		<?php

	}

	/**
	 * Returns the URL for the ConvertKit documentation for this setting section.
	 *
	 * @since   2.0.8
	 *
	 * @return  string  Documentation URL.
	 */
	public function documentation_url() {

		return 'https://help.kit.com/en/articles/2502591-how-to-set-up-the-kit-plugin-on-your-wordpress-website';

	}

	/**
	 * Outputs the Account Name
	 *
	 * @since   1.9.6
	 */
	public function account_name_callback() {

		// Output Account Name.
		// If account is an error, check_credentials() will output an error above the settings section.
		$html = sprintf(
			'<p>%s</p>',
			! is_wp_error( $this->account ) && isset( $this->account['account']['name'] ) ? esc_attr( $this->account['account']['name'] ) : esc_html__( '(Not specified)', 'convertkit' )
		);

		// Display an option to disconnect.
		$html .= sprintf(
			'<p><a href="%1$s" class="button button-secondary">%2$s</a></p>',
			esc_url(
				add_query_arg(
					array(
						'page' => '_wp_convertkit_settings',
						'_convertkit_settings_oauth_disconnect' => wp_create_nonce( 'convertkit-oauth-disconnect' ),
					),
					'options-general.php'
				)
			),
			esc_html__( 'Disconnect', 'convertkit' )
		);

		echo wp_kses( $html, convertkit_kses_allowed_html() );

	}

	/**
	 * Initialize resource classes and perform a and refresh of resources,
	 * if initialization has not yet taken place.
	 *
	 * @since   2.5.9
	 */
	public function maybe_initialize_and_refresh_resources() {

		// If the Forms resource class is initialized, this has already been done.
		if ( $this->forms !== false ) {
			return;
		}

		// Initialize forms resource class.
		$this->forms = new ConvertKit_Resource_Forms( 'settings' );

		// Don't refresh resources if we're not on the settings screen, as
		// it's a resource intense process that can take several seconds.
		// We don't want to block other parts of the admin UI.
		if ( ! $this->on_settings_screen( $this->name ) ) {
			return;
		}

		// Refresh Forms.
		$result = $this->forms->refresh();

		// Bail if an error occured.
		if ( is_wp_error( $result ) ) {
			return;
		}

		// Also refresh Landing Pages, Tags and Posts. Whilst not displayed in the Plugin Settings, this ensures up to date
		// lists are stored for when editing e.g. Pages.
		$landing_pages = new ConvertKit_Resource_Landing_Pages( 'settings' );
		$result        = $landing_pages->refresh();

		// Bail if an error occured.
		if ( is_wp_error( $result ) ) {
			return;
		}

		remove_all_actions( 'convertkit_resource_refreshed_posts' );
		$posts  = new ConvertKit_Resource_Posts( 'settings' );
		$result = $posts->refresh();

		// Bail if an error occured.
		if ( is_wp_error( $result ) ) {
			return;
		}

		$products = new ConvertKit_Resource_Products( 'settings' );
		$result   = $products->refresh();

		// Bail if an error occured.
		if ( is_wp_error( $result ) ) {
			return;
		}

		$sequences = new ConvertKit_Resource_Sequences( 'settings' );
		$result    = $sequences->refresh();

		// Bail if an error occured.
		if ( is_wp_error( $result ) ) {
			return;
		}

		$tags   = new ConvertKit_Resource_Tags( 'settings' );
		$result = $tags->refresh();

		// Bail if an error occured.
		if ( is_wp_error( $result ) ) {
			return;
		}

	}

	/**
	 * Renders the input for the Default Form setting for the given Post Type.
	 *
	 * @since  1.9.6
	 *
	 * @param   array $args  Field arguments.
	 */
	public function default_form_callback( $args ) {

		// Bail if no Forms exist.
		if ( ! $this->forms->exist() ) {
			esc_html_e( 'No Forms exist in Kit.', 'convertkit' );
			echo '<br /><a href="' . esc_url( convertkit_get_new_form_url() ) . '" target="_blank">' . esc_html__( 'Click here to create your first form', 'convertkit' ) . '</a>';
			return;
		}

		// Build description with preview link.
		$description = false;
		$preview_url = WP_ConvertKit()->get_class( 'preview_output' )->get_preview_form_url( $args['post_type'] );
		if ( $preview_url ) {
			// Include a preview link in the description.
			$description = sprintf(
				'%s %s %s',
				sprintf(
					/* translators: Post Type name, plural */
					esc_html__( 'Select a form above to automatically output below all %s.', 'convertkit' ),
					$args['post_type_object']->label
				),
				'<a href="' . esc_url( $preview_url ) . '" id="convertkit-preview-form-' . esc_attr( $args['post_type'] ) . '" target="_blank">' . esc_html__( 'Click here', 'convertkit' ) . '</a>',
				esc_html__( 'to preview how this will display.', 'convertkit' )
			);
		} else {
			// Just output the field's description.
			$description = sprintf(
				/* translators: Post Type name, plural */
				esc_html__( 'Select a form above to automatically output below all %s.', 'convertkit' ),
				$args['post_type_object']->label
			);
		}

		// Output field.
		echo '<div class="convertkit-select2-container">';
		$this->forms->output_select_field_all(
			$this->settings_key . '[' . $args['post_type'] . '_form]',
			$this->settings_key . '_' . $args['post_type'] . '_form',
			array(
				'convertkit-select2',
				'convertkit-preview-output-link',
			),
			$this->settings->get_default_form( $args['post_type'] ),
			array(
				'default' => esc_html__( 'None', 'convertkit' ),
			),
			array(
				'data-target' => '#convertkit-preview-form-' . esc_attr( $args['post_type'] ),
				'data-link'   => esc_attr( $preview_url ) . '&convertkit_form_id=',
			),
			$description
		);
		echo '</div>';

	}

	/**
	 * Renders the input for the Default Form Position setting for the given Post Type.
	 *
	 * @since  2.5.8
	 *
	 * @param   array $args  Field arguments.
	 */
	public function default_form_position_callback( $args ) {

		$this->output_select_field(
			$args['post_type'] . '_form_position',
			esc_attr( $this->settings->get_default_form_position( $args['post_type'] ) ),
			array(
				'before_content'       => sprintf(
					/* translators: Post type singular name */
					esc_attr__( 'Before %s content', 'convertkit' ),
					esc_attr( $args['post_type_object']->labels->singular_name )
				),
				'after_content'        => sprintf(
					/* translators: Post type singular name */
					esc_attr__( 'After %s content', 'convertkit' ),
					esc_attr( $args['post_type_object']->labels->singular_name )
				),
				'before_after_content' => sprintf(
					/* translators: Post type singular name */
					esc_attr__( 'Before and after %s content', 'convertkit' ),
					esc_attr( $args['post_type_object']->labels->singular_name )
				),
				'after_element'        => esc_html__( 'After element', 'convertkit' ),
			),
			sprintf(
				/* translators: Post Type name, plural */
				esc_html__( 'Where forms should display relative to the %s content', 'convertkit' ),
				esc_html( $args['post_type_object']->labels->singular_name )
			),
			array( 'convertkit-conditional-display' ),
			array(
				'data-conditional-value'   => 'after_element',
				'data-conditional-element' => esc_attr( $args['post_type'] ) . '_form_position_element_index',
			)
		);

	}

	/**
	 * Renders the input for the Default Form Position Index setting for the given Post Type.
	 *
	 * @since  2.6.1
	 *
	 * @param   array $args  Field arguments.
	 */
	public function default_form_position_element_callback( $args ) {

		$this->output_number_field(
			$args['post_type'] . '_form_position_element_index',
			esc_attr( (string) $this->settings->get_default_form_position_element_index( $args['post_type'] ) ),
			1,
			999,
			1,
			false,
			array( 'after_element' )
		);

		$this->output_select_field(
			$args['post_type'] . '_form_position_element',
			esc_attr( $this->settings->get_default_form_position_element( $args['post_type'] ) ),
			array(
				'p'   => esc_html__( 'Paragraphs', 'convertkit' ),
				'h2'  => esc_html__( 'Headings <h2>', 'convertkit' ),
				'h3'  => esc_html__( 'Headings <h3>', 'convertkit' ),
				'h4'  => esc_html__( 'Headings <h4>', 'convertkit' ),
				'h5'  => esc_html__( 'Headings <h5>', 'convertkit' ),
				'h6'  => esc_html__( 'Headings <h6>', 'convertkit' ),
				'img' => esc_html__( 'Images', 'convertkit' ),
			),
			esc_html__( 'The number of elements before outputting the form.', 'convertkit' ),
			array( 'after_element' )
		);

	}

	/**
	 * Renders the input for the Non-inline Form setting.
	 *
	 * @since  2.2.3
	 *
	 * @param   array $args  Field arguments.
	 */
	public function non_inline_form_callback( $args ) {

		// Bail if no non-inline Forms exist.
		if ( ! $this->forms->non_inline_exist() ) {
			esc_html_e( 'No non-inline Forms exist in Kit.', 'convertkit' );
			echo '<br /><a href="' . esc_url( convertkit_get_new_form_url() ) . '" target="_blank">' . esc_html__( 'Click here to create your first modal, slide in or sticky bar form', 'convertkit' ) . '</a>';
			return;
		}

		// Build description with preview link.
		$preview_url = WP_ConvertKit()->get_class( 'preview_output' )->get_preview_form_home_url();
		$description = sprintf(
			'%s %s %s',
			esc_html__( 'Automatically display one or more modal, slide-in, or sticky bar forms across your site. This setting is overridden if a default non-inline form is set above, a specific non-inline form or "None" option is chosen for a post/page, or a non-inline form is specified in a block/shortcode.', 'convertkit' ),
			'<a href="' . esc_url( $preview_url ) . '" id="convertkit-preview-non-inline-form" target="_blank">' . esc_html__( 'Click here', 'convertkit' ) . '</a>',
			esc_html__( 'to preview how this will display.', 'convertkit' )
		);

		// Output field.
		echo '<div class="convertkit-select2-container">';
		$this->forms->output_select_field_non_inline(
			$this->settings_key . '[non_inline_form]',
			$this->settings_key . '_non_inline_form',
			array(
				'convertkit-select2',
				'convertkit-preview-output-link',
			),
			$this->settings->get_non_inline_form(),
			false,
			array(
				'data-target' => '#convertkit-preview-non-inline-form',
				'data-link'   => esc_attr( $preview_url ) . '&convertkit_form_id=',
			),
			$description
		);
		echo '</div>';

	}

	/**
	 * Renders the input for the Non-inline Form override setting.
	 *
	 * @since   2.7.3
	 */
	public function non_inline_form_honor_none_setting_callback() {

		// Output field.
		$this->output_checkbox_field(
			'non_inline_form_honor_none_setting',
			'on',
			$this->settings->non_inline_form_honor_none_setting(),
			esc_html__( 'If checked, do not display the site wide form(s) above on Pages / Posts that have their Kit Form setting = None.', 'convertkit' )
		);

	}


	/**
	 * Renders the input for the Modal Form Limit per Session setting.
	 *
	 * @since   3.0.0
	 *
	 * @param   array $args   Setting field arguments (name,description).
	 */
	public function non_inline_form_limit_per_session_callback( $args ) {

		// Output field.
		$this->output_checkbox_field(
			'non_inline_form_limit_per_session',
			'on',
			$this->settings->non_inline_form_limit_per_session(),
			esc_html__( 'If checked, one non-inline form will be displayed per session. This applies to all non-inline forms defined on this screen, Page / Post / Category settings, and any Form blocks or shortcodes specifying a non-inline form.', 'convertkit' )
		);

	}

	/**
	 * Renders the input for the reCAPTCHA Site Key setting.
	 *
	 * @since   3.0.0
	 *
	 * @param   array $args   Setting field arguments (name,description).
	 */
	public function recaptcha_site_key_callback( $args ) {

		// Output field.
		$this->output_text_field(
			'recaptcha_site_key',
			esc_attr( $this->settings->recaptcha_site_key() ),
			$args['description'],
			array(
				'widefat',
			)
		);

	}

	/**
	 * Renders the input for the reCAPTCHA Secret Key setting.
	 *
	 * @since   3.0.0
	 *
	 * @param   array $args   Setting field arguments (name,description).
	 */
	public function recaptcha_secret_key_callback( $args ) {

		// Output field.
		$this->output_text_field(
			'recaptcha_secret_key',
			esc_attr( $this->settings->recaptcha_secret_key() ),
			$args['description'],
			array(
				'widefat',
			)
		);

	}

	/**
	 * Renders the input for the reCAPTCHA Minimum Score setting.
	 *
	 * @since   3.0.0
	 *
	 * @param   array $args   Setting field arguments (name,description).
	 */
	public function recaptcha_minimum_score_callback( $args ) {

		// Output field.
		$this->output_number_field(
			'recaptcha_minimum_score',
			esc_attr( (string) $this->settings->recaptcha_minimum_score() ),
			$args['min'],
			$args['max'],
			$args['step'],
			$args['description'],
			array(
				'widefat',
			)
		);

	}

	/**
	 * Renders the input for the Debug setting.
	 *
	 * @since   1.9.6
	 */
	public function debug_callback() {

		// Output field.
		$this->output_checkbox_field(
			'debug',
			'on',
			$this->settings->debug_enabled(),
			esc_html__( 'Log requests to file and output browser console messages.', 'convertkit' ),
			esc_html__( 'You can ignore this unless you\'re working with our support team to resolve an issue. Decheck this option to improve performance.', 'convertkit' )
		);

	}

	/**
	 * Renders the input for the Disable Javascript setting.
	 *
	 * @since   1.9.6
	 */
	public function no_scripts_callback() {

		// Output field.
		$this->output_checkbox_field(
			'no_scripts',
			'on',
			$this->settings->scripts_disabled(),
			esc_html__( 'Prevent plugin JavaScript files loading on the frontend site. This will disable the custom content and tagging features of the plugin. Does not apply to embedding forms or landing pages. Use with caution!', 'convertkit' )
		);

	}

	/**
	 * Renders the input for the Disable CSS setting.
	 *
	 * @since   1.9.6.9
	 */
	public function no_css_callback() {

		// Output field.
		$this->output_checkbox_field(
			'no_css',
			'on',
			$this->settings->css_disabled(),
			esc_html__( 'Prevents loading plugin CSS files. This will disable styling on broadcasts, form trigger buttons, product buttons and member\'s content. Use with caution!', 'convertkit' ),
			array(
				sprintf(
					'%s <a href="%s" target="_blank">%s</a>',
					esc_html__( 'To customize forms and their styling, use the', 'convertkit' ),
					esc_url( convertkit_get_form_editor_url() ),
					esc_html__( 'Kit form editor', 'convertkit' )
				),
				esc_html__( 'For creators who require form designs to follow their WordPress theme, use the Kit Form Builder block in the block editor.', 'convertkit' ),
				sprintf(
					'%s <a href="https://wordpress.org/plugins/contact-form-7/" target="_blank">Contact Form 7</a>, <a href="https://wordpress.org/plugins/convertkit-gravity-forms/" target="_blank">Gravity Forms</a> %s <a href="https://wordpress.org/plugins/integrate-convertkit-wpforms/" target="_blank">WPForms</a> %s',
					esc_html__( 'For developers who require custom form designs through use of CSS, consider using the', 'convertkit' ),
					esc_html__( 'or', 'convertkit' ),
					esc_html__( 'integrations.', 'convertkit' )
				),
			)
		);

	}

	/**
	 * Renders the input for the Disable Add New Landing Page / Member Content setting.
	 *
	 * @since   3.2.0
	 */
	public function no_add_new_button_callback() {

		// Output field.
		$this->output_checkbox_field(
			'no_add_new_button',
			'on',
			$this->settings->add_new_button_disabled(),
			esc_html__( 'Hide the "Add New" button on Pages for creating Landing Pages and Member Content.', 'convertkit' )
		);

	}

	/**
	 * Renders the input for the Usage Tracking setting.
	 *
	 * @since   3.0.4
	 */
	public function usage_tracking_callback() {

		// Output field.
		$this->output_checkbox_field(
			'usage_tracking',
			'on',
			$this->settings->usage_tracking(),
			esc_html__( 'By allowing us to collect usage data, we can better understand which WordPress configurations, themes and plugins we should test.', 'convertkit' ),
			array(
				sprintf(
					'%s <a href="%s" target="_blank">%s</a>',
					esc_html__( 'Complete documentation on usage tracking can be found', 'convertkit' ),
					$this->documentation_url(),
					esc_html__( 'here', 'convertkit' )
				),
			)
		);

	}

	/**
	 * Sanitizes the settings prior to being saved.
	 *
	 * @since   2.4.3
	 *
	 * @param   null|array $settings   Submitted Settings Fields.
	 * @return  array                   Sanitized Settings with Defaults
	 */
	public function sanitize_settings( $settings ) {

		// If no Access Token, Refresh Token or Token Expiry keys were specified in the settings
		// prior to save, don't overwrite them with the blank setting from get_defaults().
		// This ensures we only blank these values if we explicitly do so via $settings,
		// as they won't be included in the Settings screen for security.
		if ( ! filter_has_var( INPUT_GET, 'disconnect' ) ) {
			// If settings are null, no checkboxes were ticked and no other form elements
			// were submitted i.e. the Kit account has no forms.
			if ( is_null( $settings ) ) {
				$settings = array();
			}

			if ( ! array_key_exists( 'access_token', $settings ) ) {
				$settings['access_token'] = $this->settings->get_access_token();
			}
			if ( ! array_key_exists( 'refresh_token', $settings ) ) {
				$settings['refresh_token'] = $this->settings->get_refresh_token();
			}
			if ( ! array_key_exists( 'token_expires', $settings ) ) {
				$settings['token_expires'] = $this->settings->get_token_expiry();
			}
		}

		// Call parent class to merge settings with defaults.
		$settings = parent::sanitize_settings( $settings );

		// If a Form or Landing Page was specified that isn't the default,
		// request a review.
		// Since switching to OAuth means the settings screen will only display
		// settings if the access token is valid, the Default Forms options will
		// always be submitted. Previously, if no API Key/Secret was specified,
		// no Default Forms options would render.
		// This can safely be called multiple times, as the review request
		// class will ensure once a review request is dismissed by the user,
		// it is never displayed again.
		if ( ( isset( $settings['page_form'] ) && $settings['page_form'] !== 'default' ) ||
			( isset( $settings['post_form'] ) && $settings['post_form'] !== 'default' ) ) {
			WP_ConvertKit()->get_class( 'review_request' )->request_review();
		}

		// Return settings to be saved.
		return $settings;

	}

}