<?php
/**
 * Controller: Settings.
 *
 * Handles admin settings screens for bbPress Notify (No-Spam).
 *
 * @package bbPress_Notify_noSpam
 */

// phpcs:disable PEAR.NamingConventions.ValidClassName.StartWithCapital,PEAR.NamingConventions.ValidClassName.Invalid

defined( 'ABSPATH' ) || die( 'No direct access allowed' );
if ( class_exists( 'bbPress_Notify_noSpam_Controller_Settings' ) ) {
	return;
}

/**
 * Controls plugin settings.
 *
 * Class bbPress_Notify_noSpam_Controller_Settings.
 *
 * @package bbPress_Notify_noSpam
 * @phpcsSuppress PEAR.NamingConventions.ValidClassName.StartWithCapital
 * @phpcsSuppress PEAR.NamingConventions.ValidClassName.Invalid
 */
class bbPress_Notify_noSpam_Controller_Settings extends bbPress_Notify_noSpam {

	/**
	 * Settings DAO instance.
	 *
	 * @var object|null
	 */
	protected $settings_dao;

	/**
	 * Admin page hook for plugin settings.
	 *
	 * @var string|null
	 */
	private $plugin_page;

	/**
	 * Collected bridge warning messages.
	 *
	 * @var string[]
	 */
	private $bridge_warnings = array();


	/**
	 * Constructor.
	 *
	 * Initialize settings DAO and register admin hooks.
	 */
	public function __construct() {
		// Make the settings filter always available.
		$this->settings_dao = $this->load_lib( 'dal/settings_dao' );
		add_filter( get_parent_class( $this ) . '_settings', array( $this->settings_dao, 'load' ), 0, 10 );

		// From here on, admin only.
		if ( ! parent::is_admin() ) {
			return;
		}

		add_action( 'admin_menu', array( $this, 'add_menu_pages' ) );
		add_action( 'admin_init', array( $this, 'register_options' ) );

		add_filter( 'bbpnns_settings_pagehook', array( $this, 'get_page_hook' ) );
		add_filter( 'bbpnns_settings_available_topics_tags', array( $this, 'available_topics_tags' ), 1, 2 );
		add_filter( 'bbpnns_settings_available_reply_tags', array( $this, 'available_reply_tags' ), 1, 2 );

		add_filter( 'pre_update_option_' . $this->domain, array( $this, 'before_update_option' ), 10, 2 );

		add_action( 'plugins_loaded', array( $this, 'load_bridge_warnings' ), PHP_INT_MAX );

		add_filter( 'bbpnns-warnings', array( $this, 'get_bridge_warnings' ), 10, 1 );
	}


	/**
	 * Merge stored bridge warnings with incoming warnings and return them.
	 *
	 * @param array $warnings Existing warnings to merge with.
	 * @return array
	 */
	public function get_bridge_warnings( $warnings = array() ) {
		$warnings = array_merge( $warnings, $this->bridge_warnings );

		return $warnings;
	}


	/**
	 * Checks if there are any plugins that need a bridge
	 */
	public function load_bridge_warnings() {
		$active_plugins = array_flip( get_option( 'active_plugins', array() ) );

		$bridges = array(
			array(
				'bridge_name'  => 'bbPress Notify (No-Spam)/Private Groups Bridge',
				'bridge_class' => 'bbpnns_private_groups_bridge',
				'bridge_url'   => 'https://usestrict.net/product/bbpress-notify-no-spam-private-groups-bridge/?utm_source=bbpnnswarnings&utm_medium=web&utm_campaign=bridges',
				'plays_with'   => 'Private Groups',
				'has_player'   => isset( $active_plugins['bbp-private-groups/bbp-private-groups.php'] ),
			),
			array(
				'bridge_name'  => 'bbPress Notify (No-Spam)/BuddyPress Bridge',
				'bridge_class' => 'BbpnnsBuddypressBridge',
				'bridge_url'   => 'https://usestrict.net/product/bbpress-notify-no-spam-buddypress-bridge/?utm_source=bbpnnswarnings&utm_medium=web&utm_campaign=bridges',
				'plays_with'   => 'BuddyPress',
				'has_player'   => isset( $active_plugins['buddypress/bp-loader.php'] ),
			),
			array(
				'bridge_name'  => 'bbPress Notify (No-Spam)/MemberPress Bridge',
				'bridge_class' => 'bbpnns_memberpress_bridge',
				'bridge_url'   => 'https://usestrict.net/product/bbpress-notify-no-spam-memberpress-bridge/?utm_source=bbpnnswarnings&utm_medium=web&utm_campaign=bridges',
				'plays_with'   => 'MemberPress',
				'has_player'   => isset( $active_plugins['memberpress/memberpress.php'] ),
			),
			array(
				'bridge_name'  => 'bbPress Notify (No-Spam)/LearnDash Bridge',
				'bridge_class' => 'BbpnnsLearndashBridge',
				'bridge_url'   => 'https://usestrict.net/product/bbpress-notify-no-spam-learndash-bridge/?utm_source=bbpnnswarnings&utm_medium=web&utm_campaign=bridges',
				'plays_with'   => 'LearnDash with bbPress support',
				'has_player'   => isset( $active_plugins['learndash-bbpress/learndash-bbpress.php'] ),
			),
			array(
				'bridge_name'  => 'bbPress Notify (No-Spam)/BP Moderation Tools Bridge',
				'bridge_class' => 'bbpnns_bpmts_bridge',
				'bridge_url'   => 'https://usestrict.net/product/bbpress-notify-no-spam-bp-moderation-tools-bridge/?utm_source=bbpnnswarnings&utm_medium=web&utm_campaign=bridges',
				'plays_with'   => 'BP Moderation Tools, by BuddyDev',
				'has_player'   => isset( $active_plugins['buddypress-moderation-tools/bp-moderation-tools.php'] ),
			),
			array(
				'bridge_name'  => 'bbPress Notify (No-Spam)/WPFusion Bridge',
				'bridge_class' => 'Bbpnns_Wpfusion_Bridge',
				'bridge_url'   => 'https://usestrict.net/product/bbpress-notify-no-spam-wpfusion-bridge/?utm_source=bbpnnswarnings&utm_medium=web&utm_campaign=bridges',
				'plays_with'   => 'WPFusion',
				'has_player'   => isset( $active_plugins['wp-fusion/wp-fusion.php'] ),
			),
			array(
				'bridge_name'  => 'bbPress Notify (No-Spam) – PMPro Bridge',
				'bridge_class' => 'Bbpnns_Pmpro_Bridge',
				'bridge_url'   => 'https://usestrict.net/product/bbpress-notify-no-spam-pmpro-bridge/?utm_source=bbpnnswarnings&utm_medium=web&utm_campaign=bridges',
				'plays_with'   => 'Paid Memberships Pro',
				'has_player'   => isset( $active_plugins['paid-memberships-pro/paid-memberships-pro.php'] ),
			),
			array(
				'bridge_name'  => 'bbPress Notify (No-Spam)/AccessAlly Bridge',
				'bridge_class' => 'Bbpnns_AccessAlly_Bridge',
				'bridge_url'   => 'https://usestrict.net/product/bbpress-notify-no-spam-accessally-bridge/?utm_source=bbpnnswarnings&utm_medium=web&utm_campaign=bridges',
				'plays_with'   => 'AccessAlly',
				'has_player'   => isset( $active_plugins['accessally/accessally.php'] ),
			),
			array(
				'bridge_name'  => 'bbPress Notify (No-Spam)/Ultimate Member Bridge',
				'bridge_class' => 'bbpnnsUMBridge',
				'bridge_url'   => 'https://usestrict.net/product/bbpress-notify-no-spam-ultimate-member-bridge/?utm_source=bbpnnswarnings&utm_medium=web&utm_campaign=bridges',
				'plays_with'   => 'Ultimate Member',
				'has_player'   => isset( $active_plugins['ultimate-member/ultimate-member.php'] ),
			),
			array(
				'bridge_name'  => 'bbPNNS/bbPress Moderation Plugin Bridge',
				'bridge_class' => 'Bbpnns_Moderation',
				'bridge_url'   => 'https://usestrict.net/product/bbpnns-bbpress-moderation-plugin-bridge/?utm_source=bbpnnswarnings&utm_medium=web&utm_campaign=bridges',
				'plays_with'   => 'bbPress Moderation',
				'has_player'   => isset( $active_plugins['bbpressmoderation/bbpressmoderation.php'] ),
			),
		);

		/* translators: 1: Name of Bridged plugin 2: Name of Bridge 3: Bridge URL 4: Name of Bridged plugin */
		$message = __( '<strong>WARNING</strong>, you are using <strong>%1$s</strong> but do not have <strong>%2$s</strong> installed/active. Setting role-based notifications will send messages to *all* members of the selected roles. <a href="%3$s" target="_blank">Click here</a> to get the add-on so that bbpnns and %4$s can play nicely.', 'bbpress-notify-nospam' );

		foreach ( $bridges as $bridge ) {
			if ( true === $bridge['has_player'] && ! class_exists( $bridge['bridge_class'] ) ) {
				$this->bridge_warnings[] = sprintf( $message, $bridge['plays_with'], $bridge['bridge_name'], $bridge['bridge_url'], $bridge['plays_with'] );
			}
		}
	}


	/**
	 * Returns the pagehook we set at add_options_page
	 */
	public function get_page_hook() {
		return $this->plugin_page;
	}


	/**
	 * Handle pre-update option filtering and nullable fields removal.
	 *
	 * @param array $new_value New option values being saved.
	 * @param array $old_value Previous option values.
	 * @return array Filtered option values to persist.
	 */
	public function before_update_option( $new_value, $old_value ) {
		$newer_value = wp_parse_args( $new_value, $old_value );

		// Only process nullable-fields if the settings form nonce validates.
		$option_group = apply_filters( 'bbpnns_settings_screen_settings_name', $this->settings_name );
		$nonce_ok     = false;
		if ( isset( $_POST['_wpnonce'] ) ) {
			$nonce_value = sanitize_text_field( wp_unslash( $_POST['_wpnonce'] ) );
			$nonce_ok    = wp_verify_nonce( $nonce_value, $option_group . '-options' );
		}

		if ( $nonce_ok && isset( $_POST['bbpnns_nullable_fields'] ) ) {
			$fields_csv = sanitize_text_field( wp_unslash( $_POST['bbpnns_nullable_fields'] ) );
			$parts      = array_map( 'trim', explode( ',', $fields_csv ) );
			$fields     = array_filter( array_map( 'sanitize_key', $parts ) );

			foreach ( $fields as $field ) {
				if ( ! isset( $new_value[ $field ] ) ) {
					unset( $newer_value[ $field ] );

					if ( 'background_notifications' === $field ) {
						unset( $newer_value['newtopic_background'] );
						unset( $newer_value['newreply_background'] );
					}
				}
			}
		}

		return $newer_value;
	}


	/**
	 * Returns the available tags for topics.
	 *
	 * @param array|string $tags Tags list or comma-separated string.
	 * @param string|null  $for  Optional context.
	 * @return array
	 */
	public function available_topics_tags( $tags, $for ) {
		$core = $this->load_lib( 'controller/common_core' );
		$tags = $core->get_available_topic_tags( null, $for );

		return $this->_build_linked_tags( $tags );
	}


	/**
	 * Returns the available tags for replies.
	 *
	 * @since 1.10
	 * @param array|string $tags Tags list or comma-separated string.
	 * @param string|null  $for  Optional context.
	 * @return array
	 */
	public function available_reply_tags( $tags, $for ) {
		$core = $this->load_lib( 'controller/common_core' );
		$tags = $core->get_available_reply_tags( null, $for );

		return $this->_build_linked_tags( $tags );
	}


	/**
	 * Builds insertable TinyMCE links from tags.
	 *
	 * @param array|string $tags Tags list or comma-separated string.
	 * @return array  Array of HTML link strings.
	 */
	private function _build_linked_tags( $tags ) {
		$linked_tags = array();

		if ( ! is_array( $tags ) ) {
			$tags = preg_replace( '/\s*,\s*/', ',', $tags ); // Remove any spaces.
			$tags = explode( ',', $tags ); // Make sure it's an array.
		}

		foreach ( $tags as $t ) {
			$link_tags[] = sprintf( '<a href="#" class="bbpnns_tinymce_tag" data-insert-tag="%s">%s</a>', esc_attr( $t ), esc_html( $t ) );
		}

		return $link_tags;
	}


	/**
	 * Set up the admin menus
	 */
	public function add_menu_pages() {
		$this->add_main_menu();
		$this->add_settings_submenu();
		$this->add_addons_submenu();

		// Add our custom menu styles (like orange 'Add-ons' Menu item).
		wp_enqueue_style( 'bbppnns-menu-css', $this->get_env()->css_url . 'admin_menu.css' );
	}


	/**
	 * Adds the main Admin menu
	 */
	public function add_main_menu() {
		$env = $this->get_env();

		$plugin_data = (object) get_plugin_data( $env->plugin_file );
		$view        = $this->load_lib( 'view/settings' );

		$id = add_menu_page(
			__( 'bbPress Notify (No-Spam)', 'bbpress-notify-nospam' ),  // Page title.
			__( 'bbPress Notify (No-Spam)', 'bbpress-notify-nospam' ),  // Menu title.
			'manage_options',                                 // Capability.
			$this->domain,                                    // Menu slug.
			array( $view, 'show_admin' ),                      // The callback.
			'dashicons-email-alt'
		);

		add_action( 'admin_head-' . $id, array( $view, 'add_admin_css' ) );
		add_action( 'admin_head-' . $id, array( $view, 'add_admin_js' ) );
	}


	/**
	 * Adds the settings submenu item, pointing to the same place as the main menu
	 */
	public function add_settings_submenu() {
		$view = $this->load_lib( 'view/settings' );

		$title    = __( 'Settings' );
		$caps     = 'manage_options';
		$callback = array( $view, 'show_admin' );

		$id = add_submenu_page(
			$this->domain,      // Top level slug.
			$title,             // Page Title.
			$title,             // Menu Title.
			$caps,              // Capability.
			$this->domain,      // Menu Slug.
			$callback           // Callback.
		);

		$this->plugin_page = $id;

		add_action( 'admin_head-' . $id, array( $view, 'add_admin_css' ) );
		add_action( 'admin_head-' . $id, array( $view, 'add_admin_js' ) );
	}


	/**
	 * Creates the addons submenu item
	 */
	public function add_addons_submenu() {
		$view = $this->load_lib( 'view/settings' );

		$title    = __( 'Add-ons', 'bbpress-notify-nospam' );
		$caps     = 'manage_options';
		$callback = array( $view, 'show_addons_page' );

		$id = add_submenu_page(
			$this->domain,      // Top level slug.
			$title,             // Page Title.
			$title,             // Menu Title.
			$caps,              // Capability.
			$this->domain . '-addons',      // Menu Slug.
			$callback           // Callback.
		);

		add_action( 'admin_head-' . $id, array( $view, 'add_admin_css' ) );
		add_action( 'admin_head-' . $id, array( $view, 'add_admin_js' ) );
	}


	/**
	 * Whitelists our settings
	 */
	public function register_options() {
		/**
		 * We've moved message, for legacy position
		 */
		add_settings_section( 'legacy_bbpress_notify_options', __( 'E-mail Notifications', 'bbpress-notify-nospam' ), array( $this, 'weve_moved' ), 'bbpress' );

		/**
		 * Register our settings
		 */
		register_setting( $this->settings_name, $this->settings_name, array( $this->settings_dao, 'validate_settings' ) );
	}


	/**
	 * New location notification in legacy settings screen.
	 *
	 * @param array $args Arguments provided by the Settings API.
	 */
	public function weve_moved( $args ) {
		printf(
			'<span id="%s">%s</span>',
			esc_attr( $args['id'] ),
			wp_kses_post( sprintf( /* translators: 1: admin url */ __( 'Looking for bbPress Notify (No-Spam) settings? We\'ve moved. <a href="%s">Check out our new settings page.</a>', 'bbpress-notify-nospam' ), esc_url( admin_url( 'admin.php?page=' . $this->domain ) ) ) )
		);
	}
}

// phpcs:enable PEAR.NamingConventions.ValidClassName.StartWithCapital,PEAR.NamingConventions.ValidClassName.Invalid

/*
End of file class-settings.php
*/
/* Location: bbpress-notify-nospam/includes/controller/class-settings.php */