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<?php

/**
 * Class Tribe__Tickets__Commerce__PayPal__Main
 *
 * Logic for tribe commerce PayPal tickets
 *
 * @since 4.7
 */
class Tribe__Tickets__Commerce__PayPal__Main extends Tribe__Tickets__Tickets {
	/**
	 * {@inheritdoc}
	 */
	public $orm_provider = 'tribe-commerce';

/**
	 * Name of the CPT that holds Attendees (tickets holders).
	 *
	 * @var string
	 */
	const ATTENDEE_OBJECT = 'tribe_tpp_attendees';

/**
	 * Name of the CPT that holds Orders
	 */
	const ORDER_OBJECT = 'tribe_tpp_orders';

/**
	 * Name of the CPT that holds Orders
	 *
	 * @var string
	 */
	public $order_object = 'tribe_tpp_orders';

/**
	 * Meta key that relates Attendees and Events.
	 *
	 * @var string
	 */
	const ATTENDEE_EVENT_KEY = '_tribe_tpp_event';

/**
	 * Meta key that relates Attendees and Products.
	 *
	 * @var string
	 */
	const ATTENDEE_PRODUCT_KEY = '_tribe_tpp_product';

/**
	 * Meta key that relates Attendees and Orders.
	 *
	 * @var string
	 */
	const ATTENDEE_ORDER_KEY = '_tribe_tpp_order';

/**
	 * Indicates if a ticket for this attendee was sent out via email.
	 *
	 * @var boolean
	 */
	public $attendee_ticket_sent = '_tribe_tpp_attendee_ticket_sent';

/**
	 * Meta key that if this attendee wants to show on the attendee list
	 *
	 * @var string
	 */
	public $attendee_optout_key = '_tribe_tpp_attendee_optout';

/**
	 * Meta key that if this attendee PayPal status
	 *
	 * @var string
	 */
	public $attendee_tpp_key = '_tribe_tpp_status';

/**
	 *Name of the CPT that holds Tickets
	 *
	 * @var string
	 */
	public $ticket_object = 'tribe_tpp_tickets';

/**
	 * Meta key that relates Products and Events
	 * @var string
	 */
	public $event_key = '_tribe_tpp_for_event';

/**
	 * Meta key that stores if an attendee has checked in to an event
	 * @var string
	 */
	public $checkin_key = '_tribe_tpp_checkedin';

/**
	 * Meta key that ties attendees together by order
	 * @var string
	 */
	public $order_key = '_tribe_tpp_order';

/**
	 * Meta key that ties attendees together by refunded order
	 * @var string
	 */
	public $refund_order_key = '_tribe_tpp_refund_order';

/**
	 * Meta key that holds the security code that's printed in the tickets
	 * @var string
	 */
	public $security_code = '_tribe_tpp_security_code';

/**
	 * Meta key that holds the full name of the tickets PayPal "buyer"
	 *
	 * @var string
	 */
	public $full_name = '_tribe_tpp_full_name';

/**
	 * Meta key that holds the email of the tickets PayPal "buyer"
	 *
	 * @var string
	 */
	public $email = '_tribe_tpp_email';

/**
	 * Meta key that holds the name of a ticket to be used in reports if the Product is deleted
	 * @var string
	 */
	public $deleted_product = '_tribe_deleted_product_name';

/**
	 * @var array An array cache to store pending attendees per ticket.
	 */
	public $pending_attendees_by_ticket = array();

/**
	 * @var bool Whether pending stock logic should be ignored or not no matter the Settings.
	 *           This is an internal property. Use the `tribe_tickets_tpp_pending_stock_ignore`
	 *           filter or the accessor method to manipulate this value from another class.
	 */
	protected $ignore_pending_stock_logic = false;

/**
	 * @var Tribe__Tickets__Commerce__PayPal__Attendance_Totals
	 */
	protected $attendance_totals;

/**
	 * Messages for submission
	 */
	protected static $messages = array();

/**
	 * @var Tribe__Tickets__Commerce__PayPal__Tickets_View
	 */
	protected $tickets_view;

/**
	 * A variable holder if PayPal is loaded
	 * @var boolean
	 */
	protected $is_loaded = false;

/**
	 * Get (and instantiate, if necessary) the instance of the class
	 *
	 * @since 4.7
	 *
	 * @static
	 * @return Tribe__Tickets__Commerce__PayPal__Main
	 */
	public static function get_instance() {
		return tribe( 'tickets.commerce.paypal' );
	}

/**
	 * Class constructor
	 *
	 * @since 4.7
	 */
	public function __construct() {
		$main = Tribe__Tickets__Main::instance();

/* Set up some parent's vars */
		$this->plugin_name = esc_html_x( 'Tribe Commerce', 'ticket provider', 'event-tickets' );
		$this->plugin_path = $main->plugin_path;
		$this->plugin_url  = $main->plugin_url;

// mirror some properties from the class constants
		$this->attendee_event_key   = self::ATTENDEE_EVENT_KEY;
		$this->attendee_product_key = self::ATTENDEE_PRODUCT_KEY;
		$this->attendee_object      = self::ATTENDEE_OBJECT;

parent::__construct();

$this->bind_implementations();

if ( ! $this->is_active() ) {
			unset( parent::$active_modules['Tribe__Tickets__Commerce__PayPal__Main'] );
		}

/** @var Tribe__Tickets__Commerce__PayPal__Tickets_View tickets_view */
		$this->tickets_view = tribe( 'tickets.commerce.paypal.view' );

$this->register_resources();
		$this->hooks();

$this->is_loaded = true;
	}

/**
	 * Whether PayPal tickets will be available as a provider or not.
	 *
	 * This will take into account the enable/disable option and the
	 * configuration status of the current payment handler (IPN or PDT).
	 *
	 * @since 4.7
	 *
	 * @return bool
	 */
	public function is_active() {
		/**
		 * Filters the check for the active status of the PayPal tickets module.
		 *
		 * Returning a non `null` value in this filter will override the default checks.
		 *
		 * @since 4.7
		 *
		 * @param bool                                   $is_active Whether the provider is active.
		 * @param Tribe__Tickets__Commerce__PayPal__Main $commerce  The Tickets Commerce provider.
		 */
		$is_active = apply_filters( 'tribe_tickets_commerce_paypal_is_active', null, $this );

if ( null !== $is_active ) {
			return (bool) $is_active;
		}

/** @var Tribe__Tickets__Commerce__PayPal__Gateway $gateway */
		$gateway = tribe( 'tickets.commerce.paypal.gateway' );
		/** @var Tribe__Tickets__Commerce__PayPal__Handler__Interface $handler */
		$handler = $gateway->build_handler();

return
			tribe_is_truthy( tribe_get_option( 'ticket-paypal-enable', false ) )
			&& 'complete' === $handler->get_config_status();
	}

/**
	 * Registers the implementations in the container
	 *
	 * @since 4.7
	 */
	public function bind_implementations() {
		// some classes will require an instance of this class as a dependency so we alias it here
		tribe_singleton( 'Tribe__Tickets__Commerce__PayPal__Main', $this );

tribe_singleton( 'tickets.commerce.paypal.view', 'Tribe__Tickets__Commerce__PayPal__Tickets_View' );
		tribe_singleton( 'tickets.commerce.paypal.handler.ipn', 'Tribe__Tickets__Commerce__PayPal__Handler__IPN', array( 'hook' ) );
		tribe_singleton( 'tickets.commerce.paypal.handler.pdt', 'Tribe__Tickets__Commerce__PayPal__Handler__PDT', array( 'hook' ) );
		tribe_singleton( 'tickets.commerce.paypal.gateway', 'Tribe__Tickets__Commerce__PayPal__Gateway', array( 'build_handler' ) );
		tribe_singleton( 'tickets.commerce.paypal.notices', 'Tribe__Tickets__Commerce__PayPal__Notices' );
		tribe_singleton( 'tickets.commerce.paypal.endpoints', 'Tribe__Tickets__Commerce__PayPal__Endpoints', array( 'hook' ) );
		tribe_singleton( 'tickets.commerce.paypal.endpoints.templates.success', 'Tribe__Tickets__Commerce__PayPal__Endpoints__Success_Template' );
		tribe_singleton( 'tickets.commerce.paypal.orders.tabbed-view', 'Tribe__Tickets__Commerce__Orders_Tabbed_View' );
		tribe_singleton( 'tickets.commerce.paypal.orders.report', 'Tribe__Tickets__Commerce__PayPal__Orders__Report' );
		tribe_singleton( 'tickets.commerce.paypal.orders.sales', 'Tribe__Tickets__Commerce__PayPal__Orders__Sales' );
		tribe_singleton( 'tickets.commerce.paypal.screen-options', 'Tribe__Tickets__Commerce__PayPal__Screen_Options', array( 'hook' ) );
		tribe_singleton( 'tickets.commerce.paypal.stati', 'Tribe__Tickets__Commerce__PayPal__Stati' );
		tribe_singleton( 'tickets.commerce.paypal.currency', 'Tribe__Tickets__Commerce__Currency', array( 'hook' ) );
		tribe_singleton( 'tickets.commerce.paypal.links', 'Tribe__Tickets__Commerce__PayPal__Links' );
		tribe_singleton( 'tickets.commerce.paypal.oversell.policies', 'Tribe__Tickets__Commerce__PayPal__Oversell__Policies' );
		tribe_singleton( 'tickets.commerce.paypal.oversell.request', 'Tribe__Tickets__Commerce__PayPal__Oversell__Request' );
		tribe_singleton( 'tickets.commerce.paypal.frontend.tickets-form', 'Tribe__Tickets__Commerce__PayPal__Frontend__Tickets_Form' );
		tribe_register( 'tickets.commerce.paypal.cart', 'Tribe__Tickets__Commerce__PayPal__Cart__Unmanaged' );

tribe()->tag( array(
			'tickets.commerce.paypal.shortcodes.tpp-success' => 'Tribe__Tickets__Commerce__PayPal__Shortcodes__Success',
		), 'tpp-shortcodes' );

/** @var Tribe__Tickets__Commerce__PayPal__Shortcodes__Interface $shortcode */
		foreach ( tribe()->tagged( 'tpp-shortcodes' ) as $shortcode ) {
			add_shortcode( $shortcode->tag(), array( $shortcode, 'render' ) );
		}

tribe( 'tickets.commerce.paypal.gateway' );
		tribe( 'tickets.commerce.paypal.orders.report' );
		tribe( 'tickets.commerce.paypal.screen-options' );
		tribe( 'tickets.commerce.paypal.endpoints' );
		tribe( 'tickets.commerce.paypal.currency' );
	}

/**
	 * Registers all actions/filters
	 *
	 * @since 4.7
	 */
	public function hooks() {
		// if the hooks have already been bound, don't do it again
		if ( $this->is_loaded ) {
			return false;
		}

add_action( 'wp_enqueue_scripts', [ $this, 'enqueue_resources' ], 11 );
		add_action( 'trashed_post', [ $this, 'maybe_redirect_to_attendees_report' ] );
		add_filter( 'post_updated_messages', [ $this, 'updated_messages' ] );
		add_action( 'tpp_checkin', [ $this, 'purge_attendees_transient' ] );
		add_action( 'tpp_uncheckin', [ $this, 'purge_attendees_transient' ] );
		add_action( 'tribe_events_tickets_attendees_event_details_top', [ $this, 'setup_attendance_totals' ] );

add_action( 'init', [ $this, 'init' ] );
		add_action( 'init', tribe_callback( 'tickets.commerce.paypal.orders.report', 'hook' ) );

add_action( 'event_tickets_attendee_update', [ $this, 'update_attendee_data' ], 10, 3 );
		add_action( 'event_tickets_after_attendees_update', [ $this, 'maybe_send_tickets_after_status_change' ] );
		add_filter(
			'event_tickets_attendees_tpp_checkin_stati',
			[ $this, 'filter_event_tickets_attendees_tpp_checkin_stati' ]
		);

add_action( 'admin_init', tribe_callback( 'tickets.commerce.paypal.notices', 'hook' ) );

add_action( 'tribe_tickets_attendees_page_inside', tribe_callback( 'tickets.commerce.paypal.orders.tabbed-view', 'render' ) );
		add_action( 'tribe_events_tickets_metabox_edit_advanced', [ $this, 'do_metabox_advanced_options' ], 10, 2 );
		add_filter( 'tribe_tickets_stock_message_available_quantity', tribe_callback( 'tickets.commerce.paypal.orders.sales', 'filter_available' ), 10, 4 );
		add_action( 'admin_init', tribe_callback( 'tickets.commerce.paypal.oversell.request', 'handle' ) );
		add_filter( 'tribe_tickets_get_default_module', [ $this, 'deprioritize_module' ], 5, 2 );

add_filter( 'tribe_tickets_tickets_in_cart', [ $this, 'get_tickets_in_cart' ], 10, 2 );
		add_action( 'wp_loaded', [ $this, 'maybe_redirect_to_attendees_registration_screen' ], 1 );
		add_action( 'wp_loaded', [ $this, 'maybe_delete_expired_products' ], 0 );

add_filter( 'tribe_attendee_registration_form_classes', [ $this, 'tribe_attendee_registration_form_class' ] );
		add_filter( 'tribe_attendee_registration_cart_provider', [ $this, 'tribe_attendee_registration_cart_provider' ], 10, 2 );

add_action( 'tickets_tpp_ticket_deleted', [ $this, 'update_stock_after_deletion' ], 10, 3 );

// Commerce hooks.
		add_filter( 'tribe_tickets_commerce_cart_get_cart_url_tribe-commerce', [ $this, 'commerce_get_cart_url' ], 10, 3 );
		add_filter( 'tribe_tickets_commerce_cart_get_checkout_url_tribe-commerce', [ $this, 'commerce_get_checkout_url' ], 10, 3 );
		add_filter( 'tribe_tickets_commerce_cart_get_tickets_tribe-commerce', [ $this, 'commerce_get_tickets_in_cart' ] );
		add_filter( 'tribe_tickets_commerce_cart_update_tickets_tribe-commerce', [ $this, 'commerce_update_tickets_in_cart' ], 10, 3 );

// Backcompat hook.
		add_filter( 'tribe_tickets_commerce_cart_update_tickets_tpp', [ $this, 'commerce_update_tickets_in_cart' ], 10, 3 );

add_filter( 'tribe_tickets_cart_urls', [ $this, 'add_cart_url' ], 10, 2 );
		add_filter( 'tribe_tickets_checkout_urls', [ $this, 'add_checkout_url' ], 10, 2 );

// Cache invalidation.
		add_filter( 'tec_cache_listener_save_post_types', [ $this, 'filter_cache_listener_save_post_types' ] );
	}

/**
	 * Hooked to the init action
	 *
	 * @since 4.7
	 */
	public function init() {
		$this->register_types();
	}

/**
	 * registers resources
	 *
	 * @since 4.7
	 */
	public function register_resources() {
		$main = Tribe__Tickets__Main::instance();

tribe_assets(
			$main,
			[
				[
					'event-tickets-tpp-css',
					'tpp.css',
				],
			],
			null,
			[]
		);

// Admin assets
		tribe_assets(
			$main,
			[
				[
					'event-tickets-tpp-admin-js',
					'tpp-admin.js',
					[
						'jquery',
						'underscore',
					],
				],
			],
			'admin_enqueue_scripts',
			[
				'conditionals' => 'is_admin',
				'localize' => (object) [
					'name' => 'tribe_tickets_tpp_admin_strings',
					'data' => [
						'complete'   => tribe( 'tickets.commerce.paypal.handler.ipn' )->get_config_status( 'label', 'complete' ),
						'incomplete' => tribe( 'tickets.commerce.paypal.handler.ipn' )->get_config_status( 'label', 'incomplete' ),
					],
				],
			]
		);
	}

/**
	 * Enqueue the plugin admin stylesheet(s) and JS.
	 *
	 * @since  4.7
	 */
	public function enqueue_resources() {
		$post_types = Tribe__Tickets__Main::instance()->post_types();

if ( ! is_singular( $post_types ) ) {
			return;
		}

wp_enqueue_style( 'event-tickets-tpp-css' );

// Check for override stylesheet
		$user_stylesheet_url = Tribe__Templates::locate_stylesheet( 'tribe-events/tickets/tpp.css' );

// If override stylesheet exists, then enqueue it
		if ( $user_stylesheet_url ) {
			wp_enqueue_style( 'tribe-events-tickets-tpp-override-style', $user_stylesheet_url );
		}
	}

/**
	 * Register our custom post type
	 *
	 * @since 4.7
	 */
	public function register_types() {

$ticket_post_args = array(
			'label'           => __( 'Tickets', 'event-tickets' ),
			'labels'          => array(
				'name'          => __( 'Tribe Commerce Tickets', 'event-tickets' ),
				'singular_name' => __( 'Tribe Commerce Ticket', 'event-tickets' ),
			),
			'public'          => false,
			'show_ui'         => false,
			'show_in_menu'    => false,
			'query_var'       => false,
			'rewrite'         => false,
			'capability_type' => 'post',
			'has_archive'     => false,
			'hierarchical'    => false,
		);

$attendee_post_args = array(
			'label'           => __( 'Attendees', 'event-tickets' ),
			'public'          => false,
			'show_ui'         => false,
			'show_in_menu'    => false,
			'query_var'       => false,
			'rewrite'         => false,
			'capability_type' => 'post',
			'has_archive'     => false,
			'hierarchical'    => false,
		);

$order_post_args = array(
			'label'           => __( 'Orders', 'event-tickets' ),
			'public'          => false,
			'show_ui'         => false,
			'show_in_menu'    => false,
			'query_var'       => false,
			'rewrite'         => false,
			'capability_type' => 'post',
			'has_archive'     => false,
			'hierarchical'    => false,
		);

/**
		 * Filter the arguments that craft the ticket post type.
		 *
		 * @since 4.7
		 *
		 * @see register_post_type
		 *
		 * @param array $ticket_post_args Post type arguments, passed to register_post_type()
		 */
		$ticket_post_args = apply_filters( 'tribe_tickets_register_ticket_post_type_args', $ticket_post_args );

register_post_type( $this->ticket_object, $ticket_post_args );

/**
		 * Filter the arguments that craft the attendee post type.
		 *
		 * @since 4.7
		 *
		 * @see register_post_type
		 *
		 * @param array $attendee_post_args Post type arguments, passed to register_post_type()
		 */
		$attendee_post_args = apply_filters( 'tribe_tickets_register_attendee_post_type_args', $attendee_post_args );

register_post_type( self::ATTENDEE_OBJECT, $attendee_post_args );

/**
		 * Filter the arguments that craft the order post type.
		 *
		 * @since 4.7
		 *
		 * @see register_post_type
		 *
		 * @param array $attendee_post_args Post type arguments, passed to register_post_type()
		 */
		$order_post_args = apply_filters( 'tribe_tickets_register_order_post_type_args', $order_post_args );

register_post_type( self::ORDER_OBJECT, $order_post_args );

Tribe__Tickets__Commerce__PayPal__Stati::register_order_stati();
	}

/**
	 * Adds Tribe Commerce attendance totals to the summary box of the attendance
	 * screen.
	 *
	 * Expects to fire during 'tribe_tickets_attendees_page_inside', ie
	 * before the attendee screen is rendered.
	 *
	 * @since 4.7
	 */
	public function setup_attendance_totals() {
		$this->attendance_totals()->integrate_with_attendee_screen();
	}

/**
	 * @since 4.7
	 *
	 * @return Tribe__Tickets__Commerce__PayPal__Attendance_Totals
	 */
	public function attendance_totals() {
		if ( empty( $this->attendance_totals ) ) {
			$this->attendance_totals = new Tribe__Tickets__Commerce__PayPal__Attendance_Totals;
		}

return $this->attendance_totals;
	}

/**
	 * Update the PayPalTicket values for this user.
	 *
	 * Note that, within this method, $order_id refers to the attendee or ticket ID
	 * (it does not refer to an "order" in the sense of a transaction that may include
	 * multiple tickets, as is the case in some other methods for instance).
	 *
	 * @since 4.7
	 *
	 * @param array $attendee_data Information that we are trying to save.
	 * @param int   $attendee_id   The attendee ID.
	 * @param int   $post_id       The event/post ID.
	 */
	public function update_attendee_data( $attendee_data, $attendee_id, $post_id ) {
		// Bail if the user is not logged in.
		if ( ! is_user_logged_in() ) {
			return;
		}

$user_id = get_current_user_id();

$ticket_attendees    = $this->tickets_view->get_post_ticket_attendees( $post_id, $user_id );
		$ticket_attendee_ids = wp_list_pluck( $ticket_attendees, 'attendee_id' );

// This makes sure we don't save attendees for attendees that are not from this current user and event.
		if ( ! in_array( $attendee_id, $ticket_attendee_ids, true ) ) {
			return;
		}

$attendee_data_to_save = [];

// Only update full name if set.
		if ( ! empty( $attendee_data['full_name'] ) ) {
			$attendee_data_to_save['full_name'] = sanitize_text_field( $attendee_data['full_name'] );
		}

// Only update email if set.
		if ( ! empty( $attendee_data['email'] ) ) {
			$attendee_data['email'] = sanitize_email( $attendee_data['email'] );

// Only update email if valid.
			if ( is_email( $attendee_data['email'] ) ) {
				$attendee_data_to_save['email'] = $attendee_data['email'];
			}
		}

// Only update optout if set.
		if ( isset( $attendee_data['optout'] ) ) {
			$attendee_data_to_save['optout'] = (int) tribe_is_truthy( $attendee_data['optout'] );
		}

// Only update if there's data to set.
		if ( empty( $attendee_data_to_save ) ) {
			return;
		}

$this->update_attendee( $attendee_id, $attendee_data_to_save );
	}

/**
	 * Triggers the sending of ticket emails after PayPal Ticket information is updated.
	 *
	 * This is useful if a user initially suggests they will not be attending
	 * an event (in which case we do not send tickets out) but where they
	 * incrementally amend the status of one or more of those tickets to
	 * attending, at which point we should send tickets out for any of those
	 * newly attending persons.
	 *
	 * @since 4.7
	 *
	 * @param $event_id
	 */
	public function maybe_send_tickets_after_status_change( $event_id ) {
		$transaction_ids = array();

foreach ( $this->get_event_attendees( $event_id ) as $attendee ) {
			$transaction = get_post_meta( $attendee[ 'attendee_id' ], $this->order_key, true );

if ( ! empty( $transaction ) ) {
				$transaction_ids[ $transaction ] = $transaction;
			}
		}

foreach ( $transaction_ids as $transaction ) {
			// This method takes care of intelligently sending out emails only when
			// required, for attendees that have not yet received their tickets
			$this->send_tickets_email( $transaction, $event_id );
		}
	}

/**
	 * Generate and store all the attendees information for a new order.
	 *
	 * @param string $payment_status The tickets payment status, defaults to completed.
	 * @param  bool  $redirect       Whether the client should be redirected or not.
	 *
	 * @since 4.7
	 */
	public function generate_tickets( $payment_status = 'completed', $redirect = true ) {
		/** @var Tribe__Tickets__Commerce__PayPal__Gateway $gateway */
		$gateway          = tribe( 'tickets.commerce.paypal.gateway' );

$transaction_data = $gateway->get_transaction_data();

/** @var Tribe__Tickets__Commerce__PayPal__Cart__Interface $cart */
		$cart = tribe( 'tickets.commerce.paypal.cart' );

/**
		 * The `invoice` variable is a passthrough one; if passed when adding items to the cart
		 * then it should be returned to us from PayPal. If we have it in the transaction data
		 * we can assume the cart associated with the invoice, if any, can be removed.
		 *
		 * @link https://developer.paypal.com/docs/classic/paypal-payments-standard/integration-guide/formbasics/#variations-on-basic-variables
		 */
		if ( ! empty( $transaction_data['custom'] ) ) {
			$decoded_custom = Tribe__Tickets__Commerce__PayPal__Custom_Argument::decode( $transaction_data['custom'], true );
			if ( isset( $decoded_custom['invoice'] ) ) {
				$cart->set_id( $decoded_custom['invoice'] );
				$cart->clear();
			}
		}

$raw_transaction_data = $gateway->get_raw_transaction_data();

if ( empty( $transaction_data ) || empty( $transaction_data['items'] ) ) {
			return;
		}

$has_tickets = $post_id = false;

/**
		 * PayPal Ticket specific action fired just before a PayPalTicket-driven attendee tickets for an order are generated
		 *
		 * @since 4.7
		 *
		 * @param array $transaction_data PayPal payment data
		 */
		do_action( 'tribe_tickets_tpp_before_order_processing', $transaction_data );

$order_id = $transaction_data['txn_id'];

$is_refund = Tribe__Tickets__Commerce__PayPal__Stati::$refunded === $payment_status
		             || 'refund' === Tribe__Utils__Array::get( $transaction_data, 'reason_code', '' );

if ( $is_refund ) {
			$transaction_data['payment_status'] = $payment_status = Tribe__Tickets__Commerce__PayPal__Stati::$refunded;

$refund_order_id = $order_id;
			$order_id        = Tribe__Utils__Array::get( $transaction_data, 'parent_txn_id', $order_id );
			$order           = Tribe__Tickets__Commerce__PayPal__Order::from_order_id( $order_id );

$order->refund_with( $refund_order_id );

unset( $transaction_data['txn_id'], $transaction_data['parent_txn_id'] );

$order->hydrate_from_transaction_data( $transaction_data );
		} else {
			$order = Tribe__Tickets__Commerce__PayPal__Order::from_transaction_data( $transaction_data );
		}

$order->set_meta( 'transaction_data', $raw_transaction_data );

$custom = Tribe__Tickets__Commerce__PayPal__Custom_Argument::decode( $transaction_data['custom'], true );

/*
		 * This method might run during a POST (IPN) PayPal request hence the
		 * purchasing user ID, if any, will be stored in a custom PayPal var.
		 * Let's fallback on the current user ID for GET requests (PDT); it will be always `0`
		 * during a PayPal POST (IPN) request.
		 */
		$attendee_user_id = ! isset( $custom['user_id'] ) ? get_current_user_id() : absint( $custom['user_id'] );

$attendee_full_name = empty( $transaction_data['first_name'] ) && empty( $transaction_data['last_name'] )
			? ''
			: sanitize_text_field( "{$transaction_data['first_name']} {$transaction_data['last_name']}" );

$attendee_email = empty( $transaction_data['payer_email'] ) ? null : sanitize_email( $transaction_data['payer_email'] );
		$attendee_email = is_email( $attendee_email ) ? $attendee_email : null;

if ( ! empty( $attendee_user_id ) ) {
			$attendee = get_user_by( 'id', $attendee_user_id );

// Check if the user was found.
			if ( $attendee ) {
				// Check if the user has an email address.
				if ( $attendee->user_email ) {
					$attendee_email = $attendee->user_email;
				}

$user_full_name = trim( "{$attendee->first_name} {$attendee->last_name}" );

// Check if the user has first/last name.
				if ( ! empty( $user_full_name ) ) {
					$attendee_full_name = $user_full_name;
				}
			}
		}

/**
		 * This is an array of tickets IDs for which the user decided to opt-out.
		 *
		 * @see \Tribe__Tickets_Plus__Commerce__PayPal__Attendees::register_optout_choice()
		 */
		$attendee_optouts = Tribe__Utils__Array::get( $custom, 'oo', [] );

if ( ! $attendee_email || ! $attendee_full_name ) {
			$this->redirect_after_error( 101, $redirect, $post_id );
			return;
		}

// Iterate over each product
		foreach ( (array) $transaction_data['items'] as $item ) {
			$order_attendee_id = 0;

if ( empty( $item['ticket'] ) ) {
				continue;
			}

/** @var \Tribe__Tickets__Ticket_Object $ticket_type */
			$ticket_type = $item['ticket'];
			$product_id  = $ticket_type->ID;

// Get the event this tickets is for
			$post = $ticket_type->get_event();

if ( empty( $post ) ) {
				continue;
			}

$post_id = $post->ID;

// if there were no PayPal tickets for the product added to the cart, continue
			if ( empty( $item['quantity'] ) ) {
				continue;
			}

// get the PayPal status `decrease_stock_by` value
			$status_stock_size = 1;

$ticket_qty = (int) $item['quantity'];

// to avoid tickets from not being created on a status stock size of 0
			// let's take the status stock size into account and create a number of tickets
			// at least equal to the number of tickets the user requested
			$ticket_qty = $status_stock_size < 1 ? $ticket_qty : $status_stock_size * $ticket_qty;

$qty = max( $ticket_qty, 0 );

// Throw an error if Qty is bigger then Remaining
			if ( $ticket_type->managing_stock() && $payment_status === Tribe__Tickets__Commerce__PayPal__Stati::$completed ) {
				$this->ignore_pending_stock_logic( true );
				$inventory = (int) $ticket_type->inventory();
				$this->ignore_pending_stock_logic( false );

$inventory_is_not_unlimited = -1 !== $inventory;

if ( $inventory_is_not_unlimited && $qty > $inventory ) {
					if ( ! $order->was_pending() ) {
						$this->redirect_after_error( 102, $redirect, $post_id );
						return;
					}

/** @var Tribe__Tickets__Commerce__PayPal__Oversell__Policies $oversell_policies */
					$oversell_policies = tribe( 'tickets.commerce.paypal.oversell.policies' );
					$oversell_policy   = $oversell_policies->for_post_ticket_order( $post_id, $ticket_type->ID, $order_id );

$qty = $oversell_policy->modify_quantity( $qty, $inventory );

if ( ! $oversell_policy->allows_overselling() ) {
						$oversold_attendees = $this->get_attendees_by_order_id( $order_id );
						$oversell_policy->handle_oversold_attendees( $oversold_attendees );
						$this->redirect_after_error( 102, $redirect, $post_id );
						return;
					}
				}
			}

if ( $qty === 0 ) {
				$this->redirect_after_error( 103, $redirect, $post_id );
				return;
			}

$has_tickets = true;

/**
			 * PayPal specific action fired just before a PayPal-driven attendee ticket for an event is generated
			 *
			 * @since 4.7
			 *
			 * @param int $post_id ID of event
			 * @param string $ticket_type Ticket Type object for the product
			 * @param array $data Parsed PayPal transaction data
			 */
			do_action( 'tribe_tickets_tpp_before_attendee_ticket_creation', $post_id, $ticket_type, $transaction_data );

$existing_attendees = $this->get_attendees_by_order_id( $order_id );

$has_generated_new_tickets = false;

/** @var Tribe__Tickets__Commerce__Currency $currency */
			$currency        = tribe( 'tickets.commerce.currency' );
			$currency_symbol = $currency->get_currency_symbol( $product_id, true );

// Iterate over all the amount of tickets purchased (for this product)
			for ( $i = 0; $i < $qty; $i ++ ) {
				$attendee_id = null;
				$updating_attendee = false;

/**
				 * Allow filtering the individual attendee name used when creating a new attendee.
				 *
				 * @since 5.0.3
				 *
				 * @param string                  $individual_attendee_name The attendee full name.
				 * @param int|null                $attendee_number          The attendee number index value from the order, starting with zero.
				 * @param int                     $order_id                 The order ID.
				 * @param int                     $ticket_id                The ticket ID.
				 * @param int                     $post_id                  The ID of the post associated to the ticket.
				 * @param Tribe__Tickets__Tickets $provider                 The current ticket provider object.
				 */
				$individual_attendee_name = apply_filters( 'tribe_tickets_attendee_create_individual_name', $attendee_full_name, $i, $order_id, $product_id, $post_id, $this );

/**
				 * Allow filtering the individual attendee email used when creating a new attendee.
				 *
				 * @since 5.0.3
				 *
				 * @param string                  $individual_attendee_email The attendee email.
				 * @param int|null                $attendee_number           The attendee number index value from the order, starting with zero.
				 * @param int                     $order_id                  The order ID.
				 * @param int                     $ticket_id                 The ticket ID.
				 * @param int                     $post_id                   The ID of the post associated to the ticket.
				 * @param Tribe__Tickets__Tickets $provider                  The current ticket provider object.
				 */
				$individual_attendee_email = apply_filters( 'tribe_tickets_attendee_create_individual_email', $attendee_email, $i, $order_id, $product_id, $post_id, $this );

// check if we already have an attendee or not
				$post_title        = $individual_attendee_name . ' | ' . ( $i + 1 );
				$criteria          = array( 'post_title' => $post_title, 'product_id' => $product_id, 'event_id' => $post_id );
				$existing_attendee = wp_list_filter( $existing_attendees, $criteria );

if ( ! empty( $existing_attendee ) ) {
					$existing_attendee = reset( $existing_attendee );
					$updating_attendee = true;
					$attendee_id       = $existing_attendee['attendee_id'];
					$attendee          = [];
				} else {
					$attendee = [
						'post_title'  => $post_title,
					];

// since we are creating at least one
					$has_generated_new_tickets = true;
				}

$attendee_order_status = trim( strtolower( $payment_status ) );

$repository = tribe_attendees( $this->orm_provider );

$data = $attendee;

$data['order_attendee_id'] = $order_attendee_id;
				$data['attendee_status']   = $attendee_order_status;

if ( Tribe__Tickets__Commerce__PayPal__Stati::$refunded === $payment_status ) {
					$refund_order_id = Tribe__Utils__Array::get( $transaction_data, 'txn_id', '' );

$data['refund_order_id'] = $refund_order_id;
				}

if ( ! $updating_attendee ) {
					$optout = Tribe__Utils__Array::get( $attendee_optouts, 'ticket_' . $product_id, false );
					$optout = filter_var( $optout, FILTER_VALIDATE_BOOLEAN );
					$optout = $optout ? 'yes' : 'no';

$data['ticket_id']      = $product_id;
					$data['post_id']        = $post_id;
					$data['order_id']       = $order_id;
					$data['optout']         = $optout;
					$data['full_name']      = $individual_attendee_name;
					$data['email']          = $individual_attendee_email;
					$data['price_paid']     = get_post_meta( $product_id, '_price', true );
					$data['price_currency'] = $currency_symbol;

if ( 0 < $attendee_user_id ) {
						$data['user_id'] = $attendee_user_id;
					}

$attendee_object = $this->create_attendee( $ticket_type, $data );
					$attendee_id     = $attendee_object->ID;

} else {
					// Update attendee.
					$this->update_attendee( $attendee_id, $data );
				}

$order->add_attendee( $attendee_id );

$order_attendee_id++;

if ( ! empty( $existing_attendee ) ) {
					$existing_attendees = wp_list_filter( $existing_attendees, array( 'attendee_id' => $existing_attendee['attendee_id'] ), 'NOT' );
				}
			}

if ( ! ( empty( $existing_attendees ) || empty( $oversell_policy ) ) ) {
				// an oversell policy applied: what to do with existing oversold attendees?
				$oversell_policy->handle_oversold_attendees( $existing_attendees );
			}

if ( $has_generated_new_tickets ) {
				/**
				 * Action fired when a PayPal has had attendee tickets generated for it.
				 *
				 * @since 4.7
				 *
				 * @param int    $product_id PayPal ticket post ID
				 * @param string $order_id   ID of the PayPal order
				 * @param int    $qty        Quantity ordered
				 */
				do_action( 'event_tickets_tpp_tickets_generated_for_product', $product_id, $order_id, $qty );
			}

/**
			 * Action fired when a PayPal has had attendee tickets updated for it.
			 *
			 * This will fire even when tickets are initially created; if you need to hook on the
			 * creation process only use the 'event_tickets_tpp_tickets_generated_for_product' action.
			 *
			 * @since 4.7
			 *
			 * @param int    $product_id PayPal ticket post ID
			 * @param string $order_id   ID of the PayPal order
			 * @param int    $qty        Quantity ordered
			 */
			do_action( 'event_tickets_tpp_tickets_generated_for_product', $product_id, $order_id, $qty );

// After Adding the Values we Update the Transient
			Tribe__Post_Transient::instance()->delete( $post_id, Tribe__Tickets__Tickets::ATTENDEES_CACHE );
		}

$order->update();

/**
		 * Fires when an PayPal attendee tickets have been generated.
		 *
		 * @since 4.7
		 *
		 * @param string $order_id ID of the PayPal order
		 * @param int    $post_id  ID of the post the order was placed for
		 */
		do_action( 'event_tickets_tpp_tickets_generated', $order_id, $post_id );

/**
		 * Filters whether a confirmation email should be sent or not for PayPal tickets.
		 *
		 * This applies to attendance and non attendance emails.
		 *
		 * @since 4.7
		 *
		 * @param bool $send_mail Defaults to `true`.
		 */
		$send_mail = apply_filters( 'tribe_tickets_tpp_send_mail', true );

if (
			$send_mail
			&& $has_tickets
			&& $attendee_order_status === Tribe__Tickets__Commerce__PayPal__Stati::$completed
		) {
			$this->send_tickets_email( $order_id, $post_id );
		}

// Redirect to the same page to prevent double purchase on refresh
		if ( ! empty( $post_id )  ) {
			/** @var \Tribe__Tickets__Commerce__PayPal__Endpoints $endpoints */
			$endpoints = tribe( 'tickets.commerce.paypal.endpoints' );
			$url       = $endpoints->success_url( $order_id, $post_id );
			if ( $redirect ) {
				wp_redirect( esc_url_raw( $url ) );
			}
			tribe_exit();
		}
	}

/**
	 * Sends ticket email
	 *
	 * @since 4.7.6 added $post_id parameter
	 *
	 * @param string $order_id Order post ID
	 * @param int    $post_id  Parent post ID (optional)
	 */
	public function send_tickets_email( $order_id, $post_id = null ) {
		$all_attendees = $this->get_attendees_by_order_id( $order_id );

$to_send = array();

if ( empty( $all_attendees ) ) {
			return;
		}

// Look at each attendee and check if a ticket was sent: in each case where a ticket
		// has not yet been sent we should a) send the ticket out by email and b) record the
		// fact it was sent
		foreach ( $all_attendees as $single_attendee ) {
			// Only add those attendees/tickets that haven't already been sent
			if ( ! empty( $single_attendee['ticket_sent'] ) ) {
				continue;
			}

$to_send[] = $single_attendee;
		}

/**
		 * Controls the list of tickets which will be emailed out.
		 *
		 * @since 4.7
		 * @since 4.7.6 added new parameter $post_id
		 *
		 * @param array  $to_send        list of tickets to be sent out by email
		 * @param array  $all_attendees  list of all attendees/tickets, including those already sent out
		 * @param int    $post_id
		 * @param string $order_id
		 *
		 */
		$to_send = (array) apply_filters( 'tribe_tickets_tpp_tickets_to_send', $to_send, $all_attendees, $post_id, $order_id );

if ( empty( $to_send ) ) {
			return;
		}

$send_args = [
			'post_id'            => $post_id,
			'order_id'           => $order_id,
			'send_purchaser_all' => true,
		];

// Send the emails.
		$this->send_tickets_email_for_attendees( $to_send, $send_args );
	}

/**
	 * Send RSVPs/tickets email for attendees.
	 *
	 * @since 5.0.3
	 *
	 * @param array $attendees List of attendees.
	 * @param array $args      {
	 *      The list of arguments to use for sending ticket emails.
	 *
	 *      @type string       $subject     The email subject.
	 *      @type string       $content     The email content.
	 *      @type string       $from_name   The name to send tickets from.
	 *      @type string       $from_email  The email to send tickets from.
	 *      @type array|string $headers     The list of headers to send.
	 *      @type array        $attachments The list of attachments to send.
	 *      @type string       $provider    The provider slug (rsvp, tpp, woo, edd).
	 *      @type int          $post_id     The post/event ID to send the emails for.
	 *      @type string|int   $order_id    The order ID to send the emails for.
	 * }
	 *
	 * @return int The number of emails sent successfully.
	 */
	public function send_tickets_email_for_attendees( $attendees, $args = [] ) {
		$args = array_merge(
			[
				'subject'    => tribe_get_option( 'ticket-paypal-confirmation-email-subject', false ),
				'from_name'  => tribe_get_option( 'ticket-paypal-confirmation-email-sender-name', false ),
				'from_email' => tribe_get_option( 'ticket-paypal-confirmation-email-sender-email', false ),
				'provider'   => 'tpp',
			],
			$args
		);

return parent::send_tickets_email_for_attendees( $attendees, $args );
	}

/**
	 * Saves a Tribe Commerce ticket.
	 *
	 * @since 4.7
	 *
	 * @param int                           $post_id  Post ID.
	 * @param Tribe__Tickets__Ticket_Object $ticket   Ticket object.
	 * @param array                         $raw_data Ticket data.
	 *
	 * @return int|false The updated/created ticket post ID or false if no ticket ID.
	 */
	public function save_ticket( $post_id, $ticket, $raw_data = array() ) {
		// Run anything we might need on parent method.
		parent::save_ticket( $post_id, $ticket, $raw_data );

// assume we are updating until we find out otherwise
		$save_type = 'update';

if ( empty( $ticket->ID ) ) {
			$save_type = 'create';

/* Create main product post */
			$args = array(
				'post_status'  => 'publish',
				'post_type'    => $this->ticket_object,
				'post_author'  => get_current_user_id(),
				'post_excerpt' => $ticket->description,
				'post_title'   => $ticket->name,
				'menu_order'   => tribe_get_request_var( 'menu_order', -1 ),
			);

$ticket->ID = wp_insert_post( $args );

// Relate event <---> ticket
			add_post_meta( $ticket->ID, $this->get_event_key(), $post_id );

} else {
			$args = array(
				'ID'           => $ticket->ID,
				'post_excerpt' => $ticket->description,
				'post_title'   => $ticket->name,
				'menu_order'   => $ticket->menu_order,
			);

$ticket->ID = wp_update_post( $args );
		}

if ( ! $ticket->ID ) {
			return false;
		}

/** @var Tribe__Tickets__Tickets_Handler $tickets_handler */
		$tickets_handler = tribe( 'tickets.handler' );

// Updates if we should show Description.
		$ticket->show_description = isset( $ticket->show_description ) && tribe_is_truthy( $ticket->show_description ) ? 'yes' : 'no';
		update_post_meta( $ticket->ID, $tickets_handler->key_show_description, $ticket->show_description );

// let's make sure float price values are formatted to "0.xyz"
		if ( is_numeric( $ticket->price ) ) {
			$ticket->price = (string) (int) $ticket->price === $ticket->price
				? (int) $ticket->price
				: (float) $ticket->price;
		}

update_post_meta( $ticket->ID, '_price', $ticket->price );

$ticket_data = Tribe__Utils__Array::get( $raw_data, 'tribe-ticket', array() );
		$this->update_capacity( $ticket, $ticket_data, $save_type );

foreach ( array( 'start_date', 'start_time', 'end_date', 'end_time' ) as $time_key ) {
			if ( isset( $ticket->{$time_key} ) ) {
				update_post_meta( $ticket->ID, "_ticket_{$time_key}", $ticket->{$time_key} );
			} else {
				delete_post_meta( $ticket->ID, "_ticket_{$time_key}" );
			}
		}

/**
		 * Toggle filter to allow skipping the automatic SKU generation.
		 *
		 * @param bool $should_default_ticket_sku
		 */
		$should_default_ticket_sku = apply_filters( 'tribe_tickets_should_default_ticket_sku', true );
		if ( $should_default_ticket_sku ) {
			// make sure the SKU is set to the correct value
			if ( ! empty( $raw_data['ticket_sku'] ) ) {
				$sku = $raw_data['ticket_sku'];
			} else {
				$post_author            = get_post( $ticket->ID )->post_author;
				$ticket_name            = $raw_data['ticket_name'] ?? $ticket->name;
				$str                    = tribe_strtoupper( $ticket_name );
				$sku                    = "{$ticket->ID}-{$post_author}-" . str_replace( ' ', '-', $str );
				$raw_data['ticket_sku'] = $sku;
			}
			update_post_meta( $ticket->ID, '_sku', $sku );
		}

// Fetches all Ticket Form data
		$data = Tribe__Utils__Array::get( $raw_data, 'tribe-ticket', array() );

// Fetch the Global stock Instance for this Event
		$event_stock = new Tribe__Tickets__Global_Stock( $post_id );

// Only need to do this if we haven't already set one - they shouldn't be able to edit it from here otherwise
		if ( ! $event_stock->is_enabled() ) {
			if ( isset( $data['event_capacity'] ) ) {
				$data['event_capacity'] = trim( tec_sanitize_string( $data['event_capacity'] ) );

// If empty we need to modify to -1
				if ( '' === $data['event_capacity'] ) {
					$data['event_capacity'] = -1;
				}

// Makes sure it's an Int after this point
				$data['event_capacity'] = (int) $data['event_capacity'];

$tickets_handler->remove_hooks();

// We need to update event post meta - if we've set a global stock
				$event_stock->enable();
				$event_stock->set_stock_level( $data['event_capacity'], true );

// Update Event capacity
				update_post_meta( $post_id, $tickets_handler->key_capacity, $data['event_capacity'] );
				update_post_meta( $post_id, $event_stock::GLOBAL_STOCK_ENABLED, 1 );

$tickets_handler->add_hooks();
			}
		} else {
			// If the Global Stock is configured we pull it from the Event
			$global_capacity        = (int) tribe_tickets_get_capacity( $post_id );
			$data['event_capacity'] = (int) Tribe__Utils__Array::get( 'event_capacity', $data, 0 );

if ( ! empty( $data['event_capacity'] ) && $data['event_capacity'] !== $global_capacity ) {
				// Update stock level with $data['event_capacity'].
				$event_stock->set_stock_level( $data['event_capacity'], true );
			} else {
				// Set $data['event_capacity'] with what we know.
				$data['event_capacity'] = $global_capacity;
			}
		}

// Default Capacity will be 0
		$default_capacity = 0;
		$is_capacity_passed = true;

// If we have Event Global stock we fetch that Stock
		if ( $event_stock->is_enabled() ) {
			$default_capacity = $data['event_capacity'];
		}

// Fetch capacity field, if we don't have it use default (defined above)
		$data['capacity'] = trim( Tribe__Utils__Array::get( $data, 'capacity', $default_capacity ) );

// If empty we need to modify to the default
		if ( '' !== $data['capacity'] ) {
			// Makes sure it's an Int after this point
			$data['capacity'] = (int) $data['capacity'];

// The only available value lower than zero is -1 which is unlimited
			if ( 0 > $data['capacity'] ) {
				$data['capacity'] = -1;
			}

$default_capacity = $data['capacity'];
		}

// Fetch the stock if defined, otherwise use Capacity field
		$data['stock'] = trim( Tribe__Utils__Array::get( $data, 'stock', $default_capacity ) );

// If empty we need to modify to what every capacity was
		if ( '' === $data['stock'] ) {
			$data['stock'] = $default_capacity;
		}

// Makes sure it's an Int after this point
		$data['stock'] = (int) $data['stock'];

// The only available value lower than zero is -1 which is unlimited.
		if ( 0 > $data['stock'] ) {
			$data['stock'] = -1;
		}

$mode = isset( $data['mode'] ) ? $data['mode'] : 'own';

if ( '' !== $mode ) {
			if ( 'update' === $save_type ) {
				$totals = $tickets_handler->get_ticket_totals( $ticket->ID );
				$data['stock'] -= $totals['pending'] + $totals['sold'];
			}

// In here is safe to check because we don't have unlimited = -1
			$status = ( 0 < $data['stock'] ) ? 'instock' : 'outofstock';

update_post_meta( $ticket->ID, Tribe__Tickets__Global_Stock::TICKET_STOCK_MODE, $mode );
			update_post_meta( $ticket->ID, '_stock', $data['stock'] );
			update_post_meta( $ticket->ID, '_stock_status', $status );
			update_post_meta( $ticket->ID, '_backorders', 'no' );
			update_post_meta( $ticket->ID, '_manage_stock', 'yes' );

// Prevent Ticket Capacity from going higher then Event Capacity
			if (
				$event_stock->is_enabled()
				&& Tribe__Tickets__Global_Stock::OWN_STOCK_MODE !== $mode
				&& (
					'' === $data['capacity']
					|| $data['event_capacity'] < $data['capacity']
				)
			) {
				$data['capacity'] = $data['event_capacity'];
			}
		} else {
			// Unlimited Tickets
			// Besides setting _manage_stock to "no" we should remove the associated stock fields if set previously
			update_post_meta( $ticket->ID, '_manage_stock', 'no' );
			delete_post_meta( $ticket->ID, '_stock_status' );
			delete_post_meta( $ticket->ID, '_stock' );
			delete_post_meta( $ticket->ID, Tribe__Tickets__Global_Stock::TICKET_STOCK_CAP );
			delete_post_meta( $ticket->ID, Tribe__Tickets__Global_Stock::TICKET_STOCK_MODE );

// Set Capacity -1 when we don't have a stock mode, which means unlimited
			$data['capacity'] = -1;
		}

if ( '' !== $data['capacity'] ) {
			// Update Ticket capacity
			update_post_meta( $ticket->ID, $tickets_handler->key_capacity, $data['capacity'] );
		}

/**
		 * Generic action fired after saving a ticket (by type)
		 *
		 * @since 4.7
		 *
		 * @param int                           $post_id  Post ID of post the ticket is tied to
		 * @param Tribe__Tickets__Ticket_Object $ticket   Ticket that was just saved
		 * @param array                         $raw_data Ticket data
		 * @param string                        $class    Commerce engine class
		 */
		do_action( 'event_tickets_after_' . $save_type . '_ticket', $post_id, $ticket, $raw_data, __CLASS__ );

/**
		 * Generic action fired after saving a ticket
		 *
		 * @since 4.7
		 *
		 * @param int                           $post_id  Post ID of post the ticket is tied to
		 * @param Tribe__Tickets__Ticket_Object $ticket   Ticket that was just saved
		 * @param array                         $raw_data Ticket data
		 * @param string                        $class    Commerce engine class
		 */
		do_action( 'event_tickets_after_save_ticket', $post_id, $ticket, $raw_data, __CLASS__ );

return $ticket->ID;
	}

/**
	 * Deletes a ticket
	 *
	 * @param $event_id
	 * @param $ticket_id
	 *
	 * @return bool
	 */
	public function delete_ticket( $event_id, $ticket_id ) {

// Ensure we know the event and product IDs (the event ID may not have been passed in)
		if ( empty( $event_id ) ) {
			$event_id = get_post_meta( $ticket_id, $this->attendee_event_key, true );
		}

// Additional check (in case we were passed an invalid ticket ID and still can't determine the event)
		if ( empty( $event_id ) ) {
			return false;
		}

$product_id = get_post_meta( $ticket_id, $this->attendee_product_key, true );

// @todo: should deleting an attendee replenish a ticket stock?

// Store name so we can still show it in the attendee list
		$attendees      = $this->get_attendees_by_post_id( $event_id );
		$post_to_delete = get_post( $ticket_id );

foreach ( (array) $attendees as $attendee ) {
			if ( $attendee['product_id'] == $ticket_id ) {
				update_post_meta( $attendee['attendee_id'], $this->deleted_product,
					esc_html( $post_to_delete->post_title ) );
			}
		}

// Try to kill the actual ticket/attendee post
		$delete = wp_delete_post( $ticket_id, true );
		if ( is_wp_error( $delete ) || ! isset( $delete->ID ) ) {
			return false;
		}

// Run anything we might need on parent method.
		parent::delete_ticket( $event_id, $ticket_id );

Tribe__Tickets__Attendance::instance( $event_id )->increment_deleted_attendees_count();
		do_action( 'tickets_tpp_ticket_deleted', $ticket_id, $event_id, $product_id );
		Tribe__Post_Transient::instance()->delete( $event_id, Tribe__Tickets__Tickets::ATTENDEES_CACHE );

return true;
	}

/**
	 * Shows the tickets form in the front end
	 *
	 * @since 4.7
	 *
	 * @param $content
	 *
	 * @return void
	 */
	public function front_end_tickets_form( $content ) {

$post    = $GLOBALS['post'];
		$tickets = $this->get_tickets( $post->ID );

foreach( $tickets as $index => $ticket ) {
			if ( __CLASS__ !== $ticket->provider_class ) {
				unset( $tickets[ $index ] );
			}
		}

if ( empty( $tickets ) ) {
			return;
		}

Tribe__Tickets__Tickets_View::instance()->get_tickets_block( $post->ID );
	}

/**
	 * Indicates if we currently require users to be logged in before they can obtain
	 * tickets.
	 *
	 * @since 4.7
	 *
	 * @return bool
	 */
	public function login_required() {
		$requirements = (array) tribe_get_option( 'ticket-authentication-requirements', array() );
		return in_array( 'event-tickets_all', $requirements, true );
	}

/**
	 * Gets an individual ticket
	 *
	 * @since 4.7
	 *
	 * @param $event_id
	 * @param $ticket_id
	 *
	 * @return null|Tribe__Tickets__Ticket_Object
	 */
	public function get_ticket( $event_id, $ticket_id ) {
		$product = get_post( $ticket_id );

if ( ! $product ) {
			return null;
		}

$cached = wp_cache_get( (int) $ticket_id, 'tec_tickets' );
		if ( $cached && is_array( $cached ) ) {
			return new \Tribe__Tickets__Ticket_Object( $cached );
		}

$return = new Tribe__Tickets__Ticket_Object();

$qty_sold = get_post_meta( $ticket_id, 'total_sales', true );

$return->description      = $product->post_excerpt;
		$return->ID               = $ticket_id;
		$return->name             = $product->post_title;
		$return->menu_order       = $product->menu_order;
		$return->post_type        = $product->post_type;
		$return->price            = get_post_meta( $ticket_id, '_price', true );
		$return->provider_class   = get_class( $this );
		$return->admin_link       = '';
		$return->show_description = $return->show_description();
		$return->start_date       = get_post_meta( $ticket_id, '_ticket_start_date', true );
		$return->end_date         = get_post_meta( $ticket_id, '_ticket_end_date', true );
		$return->start_time       = get_post_meta( $ticket_id, '_ticket_start_time', true );
		$return->end_time         = get_post_meta( $ticket_id, '_ticket_end_time', true );
		$return->sku              = get_post_meta( $ticket_id, '_sku', true );

// If the quantity sold wasn't set, default to zero
		$qty_sold = $qty_sold ? $qty_sold : 0;

// Ticket stock is a simple reflection of remaining inventory for this item...
		$stock = (int) get_post_meta( $ticket_id, '_stock', true );

// If we don't have a stock value, then stock should be considered 'unlimited'
		if ( null === $stock ) {
			$stock = -1;
		}

$return->manage_stock( 'yes' === get_post_meta( $ticket_id, '_manage_stock', true ) );
		$return->stock( $stock );
		$return->global_stock_mode( get_post_meta( $ticket_id, Tribe__Tickets__Global_Stock::TICKET_STOCK_MODE, true ) );
		$capped = get_post_meta( $ticket_id, Tribe__Tickets__Global_Stock::TICKET_STOCK_CAP, true );

if ( '' !== $capped ) {
			$return->global_stock_cap( $capped );
		}

$qty_cancelled = $this->get_cancelled( $ticket_id );

// Manually add cancelled to sold so that we can remove it correctly later when calculating.
		$return->qty_sold( $qty_sold + $qty_cancelled );

$return->qty_cancelled( $qty_cancelled );

$pending = $this->get_qty_pending( $ticket_id );

$return->qty_pending( $pending );

/**
		 * Use this Filter to change any information you want about this ticket
		 *
		 * @since 4.7
		 *
		 * @param object $ticket
		 * @param int    $post_id
		 * @param int    $ticket_id
		 */
		$ticket = apply_filters( 'tribe_tickets_tpp_get_ticket', $return, $event_id, $ticket_id );

if ( $ticket instanceof \Tribe__Tickets__Ticket_Object ) {
			wp_cache_set( (int) $ticket->ID, $ticket->to_array(), 'tec_tickets' );
		}

return $ticket;
	}

/**
	 * Get attendees by id and associated post type
	 * or default to using $post_id
	 *
	 * @since 4.7
	 *
	 * @param      $post_id
	 * @param null $post_type
	 *
	 * @return array|mixed
	 */
	public function get_attendees_by_id( $post_id, $post_type = null ) {

// PayPal Ticket Orders are a unique hash
		if ( ! is_numeric( $post_id ) ) {
			$post_type = 'tpp_order_hash';
		}

if ( ! $post_type ) {
			$post_type = get_post_type( $post_id );
		}

switch ( $post_type ) {
			case $this->attendee_object:
				return $this->get_attendees_by_attendee_id( $post_id );

break;
			case 'tpp_order_hash':
				return $this->get_attendees_by_order_id( $post_id );

break;
			case $this->ticket_object:
				return $this->get_attendees_by_ticket_id( $post_id );

break;
			default:
				return $this->get_attendees_by_post_id( $post_id );

break;
		}

}

/**
	 * {@inheritdoc}
	 */
	public function get_attendees_by_order_id( $order_id, $ticket_id = null ) {
		if ( ! is_numeric( $order_id ) ) {
			return parent::get_attendees_by_order_id( $order_id, $ticket_id );
		}

$find_by_args = [
			'post_id'        => $order_id,
			'ticket_id'      => [],
			'posts_per_page' => 1,
		];

if ( $ticket_id ) {
			$find_by_args['ticket_id'] = (array) $ticket_id;
		}

$orders = Tribe__Tickets__Commerce__PayPal__Order::find_by(
			$find_by_args,
			[
				// Get just the paypal ID var we need.
				'txn_id',
			]
		);

if ( ! $orders ) {
			return [];
		}

$order_id = current( $orders )->paypal_id();

return parent::get_attendees_by_order_id( $order_id, $ticket_id );
	}

/**
	 * Retrieve only order related information
	 * Important: On PayPal Ticket the order is the Attendee Object
	 *
	 *     order_id
	 *     purchaser_name
	 *     purchaser_email
	 *     provider
	 *     provider_slug
	 *
	 * @since 4.7
	 *
	 * @param string $order_id
	 *
	 * @return array
	 */
	public function get_order_data( $order_id ) {
		$name  = get_post_meta( $order_id, $this->full_name, true );
		$email = get_post_meta( $order_id, $this->email, true );

$order = Tribe__Tickets__Commerce__PayPal__Order::from_attendee_id(
			$order_id,
			[
				'address_name',
				'payer_email',
			]
		);

if ( $order ) {
			$name  = $order->get_meta( 'address_name' );
			$email = $order->get_meta( 'payer_email' );
		}

$data = array(
			'order_id'        => $order_id,
			'purchaser_name'  => $name,
			'purchaser_email' => $email,
			'provider'        => __CLASS__,
			'provider_slug'   => 'tpp',
			'purchase_time'   => get_post_time( Tribe__Date_Utils::DBDATETIMEFORMAT, false, $order_id ),
		);

/**
		 * Allow users to filter the Order Data
		 *
		 * @since 4.7
		 *
		 * @param array  $data     An associative array with the Information of the Order
		 * @param string $provider What Provider is been used
		 * @param string $order_id Order ID
		 *
		 */
		$data = apply_filters( 'tribe_tickets_order_data', $data, 'tpp', $order_id );

return $data;
	}

/**
	 * Links to sales report for all tickets for this event.
	 *
	 * @since 4.7
	 *
	 * @param int  $event_id
	 * @param bool $url_only
	 *
	 * @return string
	 */
	public function get_event_reports_link( $event_id, $url_only = false ) {
		$ticket_ids = (array) $this->get_tickets_ids( $event_id );
		if ( empty( $ticket_ids ) ) {
			return '';
		}

$query = array(
			'page'    => 'tpp-orders',
			'post_id' => $event_id,
		);

$report_url = add_query_arg( $query, admin_url( 'admin.php' ) );

/**
		 * Filter the PayPal Ticket Orders (Sales) Report URL
		 *
		 * @var string $report_url Report URL
		 * @var int    $event_id   The post ID
		 * @var array  $ticket_ids An array of ticket IDs
		 *
		 * @return string
		 */
		$report_url = apply_filters( 'tribe_tickets_paypal_report_url', $report_url, $event_id, $ticket_ids );

return $url_only
			? $report_url
			: '<small> <a href="' . esc_url( $report_url ) . '">' . esc_html__( 'Sales report', 'event-tickets' ) . '</a> </small>';
	}

/**
	 * Links to the sales report for this product.
	 *
	 * @since 4.7
	 *
	 * @param $event_id
	 * @param $ticket_id
	 *
	 * @return string
	 */
	public function get_ticket_reports_link( $event_id, $ticket_id ) {
		if ( empty( $ticket_id ) ) {
			return '';
		}

$query = array(
			'page'        => 'tpp-orders',
			'product_ids' => $ticket_id,
			'post_id'     => $event_id,
		);

$report_url = add_query_arg( $query, admin_url( 'admin.php' ) );

return '<span><a href="' . esc_url( $report_url ) . '">' . esc_html__( 'Report', 'event-tickets' ) . '</a></span>';
	}

/**
	 * Add the sku field in the admin's new/edit ticket metabox
	 *
	 * @since 4.7
	 *
	 * @param $post_id int id of the event post
	 * @param int $ticket_id (null) id of the ticket
	 *
	 * @return void
	 */
	public function do_metabox_sku_options( $post_id, $ticket_id = null ) {
		$sku = '';

/** @var Tribe__Tickets__Tickets_Handler $tickets_handler */
		$tickets_handler = tribe( 'tickets.handler' );

$is_correct_provider = $tickets_handler->is_correct_provider( $post_id, $this );

if ( ! empty( $ticket_id ) ) {
			$ticket = $this->get_ticket( $post_id, $ticket_id );
			$is_correct_provider = $tickets_handler->is_correct_provider( $ticket_id, $this );

if ( ! empty( $ticket ) ) {
				$sku = get_post_meta( $ticket_id, '_sku', true );
			}
		}

// Bail when we are not dealing with this provider
		if ( ! $is_correct_provider ) {
			return;
		}

include $this->plugin_path . 'src/admin-views/tpp-metabox-sku.php';
	}

/**
	 * Renders the advanced fields in the new/edit ticket form.
	 * Using the method, providers can add as many fields as
	 * they want, specific to their implementation.
	 *
	 * @since 4.7
	 *
	 * @param int $post_id
	 * @param int $ticket_id
	 */
	public function do_metabox_advanced_options( $post_id, $ticket_id ) {
		$provider = __CLASS__;

echo '<div id="' . sanitize_html_class( $provider ) . '_advanced" class="tribe-dependent" data-depends="#' . sanitize_html_class( $provider ) . '_radio" data-condition-is-checked>';

if ( ! tribe_is_frontend() ) {
			$this->do_metabox_sku_options( $post_id, $ticket_id );
		}

/**
		 * Allows for the insertion of additional content into the ticket edit form - advanced section
		 *
		 * @since 4.6
		 *
		 * @param int Post ID
		 * @param string the provider class name
		 * @param int $ticket_id The ticket ID.
		 */
		do_action( 'tribe_events_tickets_metabox_edit_ajax_advanced', $post_id, $provider, $ticket_id );

echo '</div>';
	}

/**
	 * Gets ticket messages
	 *
	 * @since 4.7
	 *
	 * @return array
	 */
	public function get_messages() {
		return self::$messages;
	}

/**
	 * Adds a submission message
	 *
	 * @since 4.7
	 *
	 * @param        $message
	 * @param string $type
	 */
	public function add_message( $message, $type = 'update' ) {
		$message = apply_filters( 'tribe_tpp_submission_message', $message, $type );
		self::$messages[] = (object) array( 'message' => $message, 'type' => $type );
	}

/**
	 * If the post that was moved to the trash was an PayPal Ticket attendee post type, redirect to
	 * the Attendees Report rather than the PayPal Ticket attendees post list (because that's kind of
	 * confusing)
	 *
	 * @since 4.7
	 *
	 * @param int $post_id WP_Post ID
	 */
	public function maybe_redirect_to_attendees_report( $post_id ) {
		$post = get_post( $post_id );

if ( $this->attendee_object !== $post->post_type ) {
			return;
		}

$args = array(
			'post_type' => 'tribe_events',
			'page' => Tribe__Tickets__Tickets_Handler::$attendees_slug,
			'event_id' => get_post_meta( $post_id, $this->attendee_event_key, true ),
		);

$url = add_query_arg( $args, admin_url( 'edit.php' ) );
		$url = esc_url_raw( $url );

wp_redirect( $url );
		tribe_exit();
	}

/**
	 * Filters the post_updated_messages array for attendees
	 *
	 * @since 4.7
	 *
	 * @param array $messages Array of update messages
	 *
	 * @return array
	 */
	public function updated_messages( $messages ) {
		$ticket_post = get_post();

if ( ! $ticket_post ) {
			return $messages;
		}

$post_type = get_post_type( $ticket_post );

if ( $this->attendee_object !== $post_type ) {
			return $messages;
		}

$event = $this->get_event_for_ticket( $ticket_post );

$attendees_report_url = add_query_arg(
			array(
				'post_type' => $event->post_type,
				'page' => Tribe__Tickets__Tickets_Handler::$attendees_slug,
				'event_id' => $event->ID,
			),
			admin_url( 'edit.php' )
		);

$return_link = sprintf(
			esc_html__( 'Return to the %1$sAttendees Report%2$s.', 'event-tickets' ),
			"<a href='" . esc_url( $attendees_report_url ) . "'>",
			'</a>'
		);

$messages[ $this->attendee_object ] = $messages['post'];
		$messages[ $this->attendee_object ][1] = sprintf(
			esc_html__( 'Post updated. %1$s', 'event-tickets' ),
			$return_link
		);
		$messages[ $this->attendee_object ][6] = sprintf(
			esc_html__( 'Post published. %1$s', 'event-tickets' ),
			$return_link
		);
		$messages[ $this->attendee_object ][8] = esc_html__( 'Post submitted.', 'event-tickets' );
		$messages[ $this->attendee_object ][9] = esc_html__( 'Post scheduled.', 'event-tickets' );
		$messages[ $this->attendee_object ][10] = esc_html__( 'Post draft updated.', 'event-tickets' );

return $messages;
	}

/**
	 * Set the tickets view
	 *
	 * @since 4.7
	 *
	 * @param Tribe__Tickets__Commerce__PayPal__Tickets_View $tickets_view
	 *
	 * @internal Used for dependency injection.
	 */
	public function set_tickets_view( Tribe__Tickets__Commerce__PayPal__Tickets_View $tickets_view ) {
		$this->tickets_view = $tickets_view;
	}

/**
	 * Get's the product price html
	 *
	 * @since 4.7
	 *
	 * @param int|object $product
	 * @param array|boolean $attendee
	 *
	 * @return string
	 */
	public function get_price_html( $product, $attendee = false ) {
		$product_id = $product;

if ( $product instanceof WP_Post ) {
			$product_id = $product->ID;
		} elseif ( is_numeric( $product_id ) ) {
			$product = get_post( $product_id );
		} else {
			return '';
		}

$price = get_post_meta( $product_id, '_price', true );
		$price = tribe( 'tickets.commerce.paypal.currency' )->format_currency( $price, $product_id );

$price_html = '<span class="tribe-tickets-price-amount amount">' . esc_html( $price ) . '</span>';

/**
		 * Allow filtering of the Price HTML
		 *
		 * @since 4.7
		 *
		 * @param string $price_html
		 * @param mixed  $product
		 * @param mixed  $attendee
		 *
		 */
		return apply_filters( 'tribe_tickets_tpp_ticket_price_html', $price_html, $product, $attendee );
	}

/**
	 * Filters the array of statuses that will mark an ticket attendee as eligible for check-in.
	 *
	 * @since 4.7
	 *
	 * @param array $statuses An array of statuses that should mark an ticket attendee as
	 *                     available for check-in.
	 *
	 * @return array The original array plus the 'yes' status.
	 */
	public function filter_event_tickets_attendees_tpp_checkin_stati( array $statuses = array() ) {
		$statuses[] = 'completed';

return array_unique( $statuses );
	}

/**
	 * Get Tribe Commerce Cart URL.
	 *
	 * @since 4.11.0
	 *
	 * @param null|int $post_id Post ID for the cart.
	 *
	 * @return string Tribe Commerce Cart URL.
	 */
	public function get_cart_url( $post_id = null ) {
		if ( empty( $post_id ) && is_singular() ) {
			$post_id = get_the_ID();
		}

if ( empty( $post_id ) ) {
			// There is currently no non-post specific cart.
			return '';
		}

/** @var Tribe__Tickets__Commerce__PayPal__Gateway $gateway */
		$gateway = tribe( 'tickets.commerce.paypal.gateway' );

$cart_url = $gateway->get_paypal_cart_api_url( $post_id );

/**
		 * Allow filtering of the PayPal Cart URL.
		 *
		 * @since 4.11.0
		 *
		 * @param string $cart_url PayPal Cart URL.
		 */
		return apply_filters( 'tribe_tickets_tribe-commerce_cart_url', $cart_url );
	}

/**
	 * Get Tribe Commerce Cart URL for Commerce.
	 *
	 * @since 4.11.0
	 *
	 * @param string $cart_url Cart URL.
	 * @param array  $data     Commerce response data to be sent.
	 * @param int    $post_id  Post ID for the cart.
	 *
	 * @return string Tribe Commerce Cart URL.
	 */
	public function commerce_get_cart_url( $cart_url, $data, $post_id ) {
		return $this->get_cart_url( $post_id );
	}

/**
	 * Get Tribe Commerce Checkout URL.
	 *
	 * @since 4.11.0
	 *
	 * @param null|int $post_id Post ID for the cart.
	 *
	 * @return string Tribe Commerce Checkout URL.
	 */
	public function get_checkout_url( $post_id = null ) {
		if ( empty( $post_id ) ) {
			// There is currently no non-post specific checkout.
			return '';
		}

$checkout_url = $this->get_cart_url( $post_id );

/**
		 * Allow filtering of the PayPal Checkout URL.
		 *
		 * @since 4.11.0
		 *
		 * @param string $checkout_url PayPal Checkout URL.
		 */
		return apply_filters( 'tribe_tickets_tribe-commerce_checkout_url', $checkout_url );
	}

/**
	 * Get Tribe Commerce Checkout URL for Commerce.
	 *
	 * @since 4.11.0
	 *
	 * @param string $checkout_url Checkout URL.
	 * @param array  $data         Commerce response data to be sent.
	 * @param int    $post_id      Post ID for the cart.
	 *
	 * @return string Tribe Commerce Checkout URL.
	 */
	public function commerce_get_checkout_url( $checkout_url, $data, $post_id ) {
		return $this->get_checkout_url( $post_id );
	}

/**
	 * Adds cart url to list used for localized variables.
	 *
	 * @since 4.11.0
	 *
	 * @param array $urls The original array.
	 * @return array
	 */
	public function add_cart_url( $urls = [] ) {
		$urls[ __CLASS__ ] = site_url( '/' );

return $urls;
	}

/**
	 * Adds checkout url to list used for localized variables.
	 *
	 * @since 4.11.0
	 *
	 * @param array $urls The original array.
	 *
	 * @return array
	 */
	public function add_checkout_url( $urls = [] ) {
		$urls[ __CLASS__ ] = site_url( '/' );

return $urls;
	}

/**
	 * Gets a transaction URL
	 *
	 * @since 4.7
	 *
	 * @param $transaction
	 *
	 * @return string
	 */
	public function get_transaction_url( $transaction ) {
		return tribe( 'tickets.commerce.paypal.gateway' )->get_transaction_url( $transaction );
	}

/**
	 * Returns the value of a key defined by the class.
	 *
	 * @since 4.7
	 *
	 * @param string $key
	 *
	 * @return string The key value or an empty string if not defined.
	 */
	public static function get_key( $key ) {
		$instance = self::get_instance();
		$key      = strtolower( $key );

$constant_map = [
			'attendee_event_key'   => $instance->attendee_event_key,
			'attendee_product_key' => $instance->attendee_product_key,
			'attendee_order_key'   => $instance->order_key,
			'attendee_optout_key'  => $instance->attendee_optout_key,
			'attendee_tpp_key'     => $instance->attendee_tpp_key,
			'event_key'            => $instance->get_event_key(),
			'checkin_key'          => $instance->checkin_key,
			'order_key'            => $instance->order_key,
		];

return Tribe__Utils__Array::get( $constant_map, $key, '' );
	}

/**
	 * Returns the ID of the post associated with a PayPal order if any.
	 *
	 * @since 4.7
	 *
	 * @param string $order The alphanumeric order identification string.
	 *
	 * @return int|false Either the ID of the post associated with the order or `false` on failure.
	 */
	public function get_post_id_from_order( $order ) {
		if ( empty( $order ) ) {
			return false;
		}

global $wpdb;

$post_id = $wpdb->get_var( $wpdb->prepare(
			"SELECT m2.meta_value
			FROM {$wpdb->postmeta} m1
			JOIN {$wpdb->postmeta} m2
			ON m1.post_id = m2.post_id
			WHERE m1.meta_key = %s
			AND m1.meta_value = %s
			AND m2.meta_key = %s",
			$this->order_key, $order, $this->attendee_event_key )
		);

return empty( $post_id ) ? false : $post_id;
	}

/**
	 * Whether the ticket is a PayPal one or not.
	 *
	 * @since 4.7
	 *
	 * @param Tribe__Tickets__Ticket_Object $ticket
	 *
	 * @return bool
	 */
	public function is_paypal_ticket( Tribe__Tickets__Ticket_Object $ticket ) {
		return $ticket->provider_class === __CLASS__;
	}

/**
	 * Returns a list of attendees grouped by order.
	 *
	 * @since 4.7
	 *
	 * @param int   $post_id
	 * @param array $ticket_ids An optional array of ticket IDs to limit the orders by.
	 *
	 * @return array An associative array in the format [ <order_number> => <order_details> ]
	 */
	public function get_orders_by_post_id( $post_id, array $ticket_ids = null, $args = array() ) {
		$find_by_args = wp_parse_args( $args, array(
			'post_id'        => $post_id,
			'ticket_id'      => $ticket_ids,
		) );

$orders = Tribe__Tickets__Commerce__PayPal__Order::find_by( $find_by_args );

$found    = array();
		$statuses = $this->get_order_statuses();

if ( ! empty( $orders ) ) {
			/** @var Tribe__Tickets__Commerce__PayPal__Order $order */
			foreach ( $orders as $order ) {
				$order_id        = $order->paypal_id();
				$status          = $order->get_status();
				$attendees       = $order->get_attendees();
				$refund_order_id = $order->get_refund_order_id();

$found[ $order_id ] = array(
					'url'             => $this->get_transaction_url( $order_id ),
					'number'          => $order_id,
					'status'          => $status,
					'status_label'    => Tribe__Utils__Array::get( $statuses, $status, Tribe__Tickets__Commerce__PayPal__Stati::$undefined ),
					'purchaser_name'  => $order->get_meta( 'address_name' ),
					'purchaser_email' => $order->get_meta( 'payer_email' ),
					'purchase_time'   => $order->get_meta( 'payment_date' ),
					'attendees'       => $attendees,
					'items'           => $order->get_meta( 'items' ),
					'line_total'      => $order->get_line_total(),
				);

if ( ! empty( $refund_order_id ) ) {
					$found[ $order_id ]['refund_number'] = $refund_order_id;
					$found[ $order_id ]['refund_url']    = $this->get_transaction_url( $refund_order_id );
				}
			}
		}

return $found;
	}

/**
	 * Returns the list of PayPal tickets order stati.
	 *
	 * @since 4.7
	 *
	 * @return array An associative array in the [ <slug> => <label> ] format.
	 */
	public function get_order_statuses() {
		/** @var Tribe__Tickets__Status__Manager $status_mgr */
		$status_mgr = tribe( 'tickets.status' );

$statuses       = $status_mgr->get_all_provider_statuses( 'tpp' );
		$order_statuses = [];
		foreach ( $statuses as $status ) {
			$order_statuses[ $status->provider_name ] = _x( $status->name, 'a PayPal ticket order status', 'event-tickets' );
		}

/**
		 * Filters the list of PayPal tickets order stati.
		 *
		 * @since 4.7
		 *
		 * @param array $order_statuses
		 *
		 * @return array An associative array in the [ <slug> => <label> ] format.
		 */
		return apply_filters( 'tribe_tickets_commerce_paypal_order_stati', $order_statuses );
	}

/**
	 * If product cache parameter is found, delete saved products from temporary cart.
	 *
	 * @filter wp_loaded 0
	 *
	 * @since 4.9
	 */
	public function maybe_delete_expired_products() {
		$delete = tribe_get_request_var( 'clear_product_cache', null );

if ( empty( $delete ) ) {
			return;
		}

$transient_key = $this->get_current_cart_transient();

// Bail if we have no data key.
		if ( false === $transient_key ) {
			return;
		}

$transient = get_transient( $transient_key );

// Bail if we have no data to delete.
		if ( empty( $transient ) ) {
			return;
		}

// Bail if ET+ is not in place.
		if ( ! class_exists( 'Tribe__Tickets_Plus__Meta__Storage' ) ) {
			return;
		}
		$storage = new Tribe__Tickets_Plus__Meta__Storage();

foreach ( $transient as $ticket_id => $data ) {
			$storage->delete_cookie( $ticket_id );
		}

}

/**
	 * Redirect to attendees meta screen before loading Paypal.
	 *
	 * @filter wp_loaded 1
	 *
	 * @since 4.9
	 *
	 * @param string   $redirect URL to redirect to.
	 * @param null|int $post_id  Post ID for cart.
	 */
	public function maybe_redirect_to_attendees_registration_screen( $redirect = '', $post_id = null ) {
		if ( ! empty( $_POST ) ) {
			return;
		}

$redirect = tribe_get_request_var( 'tribe_tickets_redirect_to', '' );

$redirect = base64_encode( $redirect );

$post_id = tribe_get_request_var( 'tribe_tickets_post_id', null );

parent::maybe_redirect_to_attendees_registration_screen( $redirect, $post_id );
	}

/**
	 * Returns if it's TPP checkout based on the redirect query var
	 *
	 * @since 4.9
	 *
	 * @return bool
	 */
	public function is_checkout_page() {
		if ( is_admin() ) {
			return false;
		}

$redirect = tribe_get_request_var( 'tribe_tickets_redirect_to', null );

return ! empty( $redirect );
	}

/**
	 * Get the tickets currently in the cart.
	 *
	 * @since 4.9
	 *
	 * @param array  $tickets  List of tickets.
	 * @param string $provider Provider of tickets to get (if set).
	 *
	 * @return array List of tickets.
	 */
	public function get_tickets_in_cart( $tickets = [], $provider = null ) {
		$providers = [
			'tpp',
			'tribe-commerce',
			'tribe_tpp_tickets',
			'Tribe__Tickets__Commerce__PayPal__Main',
		];

// Determine if this provider is being requested or not.
		if ( ! empty( $provider ) && ! in_array( $provider, $providers, true ) ) {
			return $tickets;
		}

$commerce_tickets = $this->commerce_get_tickets_in_cart( $tickets );

foreach ( $commerce_tickets as $ticket ) {
			if ( ! is_array( $ticket ) ) {
				continue;
			}

$tickets[ $ticket['ticket_id'] ] = $ticket['quantity'];
		}

return $tickets;
	}

/**
	 * Get all tickets currently in the cart for Commerce.
	 *
	 * @since 4.11.0
	 *
	 * @param array $tickets List of tickets.
	 *
	 * @return array List of tickets.
	 */
	public function commerce_get_tickets_in_cart( $tickets ) {
		/** @var Tribe__Tickets__Commerce__PayPal__Gateway $gateway */
		$gateway = tribe( 'tickets.commerce.paypal.gateway' );

$invoice_number = $gateway->get_invoice_number( false );

if ( empty( $invoice_number ) ) {
			return $tickets;
		}

/** @var Tribe__Tickets__Commerce__PayPal__Cart__Interface $cart */
		$cart = tribe( 'tickets.commerce.paypal.cart' );

$cart->set_id( $invoice_number );

$contents = $cart->get_items();

if ( empty( $contents ) ) {
			return $tickets;
		}

$event_key  = $this->get_event_key();
		$optout_key = $this->attendee_optout_key;
		$iac        = 'none';

foreach ( $contents as $ticket_id => $item ) {
			$optout = false;

if ( is_array( $item ) ) {
				$ticket_quantity = $item['quantity'];

if ( isset( $item[ $this->attendee_optout_key ] ) ) {
					$optout = $item[ $this->attendee_optout_key ];
				}
			} else {
				$ticket_quantity = $item;
			}

$post_id = (int) get_post_meta( $ticket_id, $event_key, true );

if ( empty( $post_id ) ) {
				continue;
			}

$optout = filter_var( $optout, FILTER_VALIDATE_BOOLEAN );
			$optout = $optout ? 'yes' : 'no';

$tickets[] = [
				'ticket_id' => $ticket_id,
				'quantity'  => $ticket_quantity,
				'post_id'   => $post_id,
				'optout'    => $optout,
				'iac'       => $iac,
				'provider'  => 'tribe-commerce',
			];
		}

return $tickets;
	}

/**
	 * Update tickets in Tribe Commerce cart for Commerce.
	 *
	 * @since 4.11.0
	 *
	 * @param array   $tickets  List of tickets with their ID and quantity.
	 * @param int     $post_id  Post ID for the cart.
	 * @param boolean $additive Whether to add or replace tickets.
	 *
	 * @throws Tribe__REST__Exceptions__Exception When ticket does not exist or capacity is not enough.
	 */
	public function commerce_update_tickets_in_cart( $tickets, $post_id, $additive ) {
		/** @var Tribe__Tickets__Commerce__PayPal__Cart__Interface $cart */
		$cart = tribe( 'tickets.commerce.paypal.cart' );

/** @var Tribe__Tickets__Commerce__PayPal__Gateway $gateway */
		$gateway = tribe( 'tickets.commerce.paypal.gateway' );

$invoice_number = $gateway->set_invoice_number();

// Enforce invoice number when getting tickets later.
		add_filter( 'tribe_tickets_commerce_paypal_invoice_number', static function() use ( $invoice_number ) {
			return $invoice_number;
		} );

$cart->set_id( $invoice_number );

$optout_key = $this->attendee_optout_key;

/** @var Tribe__Tickets__REST__V1__Messages $messages */
		$messages = tribe( 'tickets.rest-v1.messages' );

foreach ( $tickets as $ticket ) {
			// Skip if ticket ID not set.
			if ( empty( $ticket['ticket_id'] ) ) {
				continue;
			}

$ticket_id       = $ticket['ticket_id'];
			$ticket_quantity = $ticket['quantity'];

// Get the ticket object.
			$ticket_object = $this->get_ticket( 0, $ticket_id );

// Bail if ticket does not exist.
			if ( ! $ticket_object ) {
				$error_code = 'ticket-does-not-exist';

throw new Tribe__REST__Exceptions__Exception( sprintf( $messages->get_message( $error_code ), $ticket_id ), $error_code, 500 );
			}

// Get the number of available tickets.
			/** @var Tribe__Tickets__Tickets_Handler $tickets_handler */
			$tickets_handler = tribe( 'tickets.handler' );

$available = $tickets_handler->get_ticket_max_purchase( $ticket['ticket_id'] );

// Bail if ticket does not have enough available capacity.
			if ( ( -1 !== $available && $available < $ticket_quantity ) || ! $ticket_object->date_in_range() ) {
				$error_code = 'ticket-capacity-not-available';

throw new Tribe__REST__Exceptions__Exception( sprintf( $messages->get_message( $error_code ), $ticket_object->name ), $error_code, 500 );
			}

$optout = filter_var( $ticket['optout'], FILTER_VALIDATE_BOOLEAN );
			$optout = $optout ? 'yes' : 'no';

$extra_data = [
				'cart'      => $cart,
				$optout_key => $optout,
			];

$this->add_ticket_to_cart( $ticket_id, $ticket_quantity, $extra_data, $additive );
		}

$cart->save();
	}

/**
	 * Handles the process of adding a ticket product to the cart.
	 *
	 * If the cart contains a line item for the product, this will replace the previous quantity.
	 * If the quantity is zero and the cart contains a line item for the product, this will remove it.
	 *
	 * @since 4.11.0
	 *
	 * @param int     $ticket_id  Ticket ID.
	 * @param int     $quantity   Ticket quantity.
	 * @param array   $extra_data Extra data to send to the cart item.
	 * @param boolean $additive   Whether to add or replace tickets.
	 */
	public function add_ticket_to_cart( $ticket_id, $quantity, array $extra_data = [], $additive = true ) {
		if ( empty( $extra_data['cart'] ) ) {
			return;
		}

$optout_key = $this->attendee_optout_key;

/** @var Tribe__Tickets__Commerce__PayPal__Cart__Unmanaged $cart */
		$cart = $extra_data['cart'];

if ( ! $additive ) {
			// Remove from the cart so we can replace it below (add_item is additive).
			$cart->remove_item( $ticket_id );
		}

if ( 0 < $quantity ) {
			$optout = isset( $extra_data[ $optout_key ] ) ? $extra_data[ $optout_key ] : false;
			$optout = filter_var( $optout, FILTER_VALIDATE_BOOLEAN );
			$optout = $optout ? 'yes' : 'no';

$extra_item_data = [
				$this->attendee_optout_key => $optout,
			];

// Add to / update quantity in cart.
			$cart->add_item( $ticket_id, $quantity, $extra_item_data );
		}
	}

/**
	 * Get the current cart Transient key.
	 *
	 * @since 4.9
	 *
	 * @return string|false Transient key or false if no invoice set.
	 */
	private function get_current_cart_transient() {
		/** @var Tribe__Tickets__Commerce__PayPal__Cart__Unmanaged $cart */
		$cart = tribe( 'tickets.commerce.paypal.cart' );

/** @var Tribe__Tickets__Commerce__PayPal__Gateway $gateway */
		$gateway = tribe( 'tickets.commerce.paypal.gateway' );

$invoice = $gateway->get_invoice_number();

if ( false === $invoice ) {
			return false;
		}

return $cart::get_transient_name( $invoice );
	}

/**
	 * Renders the advanced fields in the new/edit ticket form.
	 * Using the method, providers can add as many fields as
	 * they want, specific to their implementation.
	 *
	 * @since 4.7
	 *
	 * @param int $post_id
	 * @param int $ticket_id
	 *
	 * @return mixed
	 */
	public function do_metabox_capacity_options( $post_id, $ticket_id ) {
		/** @var Tribe__Tickets__Tickets_Handler $tickets_handler */
		$tickets_handler = tribe( 'tickets.handler' );

$is_correct_provider = $tickets_handler->is_correct_provider( $post_id, $this );

$url               = '';
		$stock             = '';
		$global_stock_mode = $tickets_handler->get_default_capacity_mode();
		$global_stock_cap  = 0;
		$ticket_capacity   = null;
		$post_capacity     = null;

$stock_object = new Tribe__Tickets__Global_Stock( $post_id );

if ( $stock_object->is_enabled() ) {
			$post_capacity = tribe_tickets_get_capacity( $post_id );
		}

if ( ! empty( $ticket_id ) ) {
			$ticket              = $this->get_ticket( $post_id, $ticket_id );
			$is_correct_provider = $tickets_handler->is_correct_provider( $ticket_id, $this );

if ( ! empty( $ticket ) ) {
				$stock             = $ticket->managing_stock() ? $ticket->stock() : '';
				$ticket_capacity   = tribe_tickets_get_capacity( $ticket->ID );
				$global_stock_mode = ( method_exists( $ticket, 'global_stock_mode' ) ) ? $ticket->global_stock_mode() : '';
				$global_stock_cap  = ( method_exists( $ticket, 'global_stock_cap' ) ) ? $ticket->global_stock_cap() : 0;
			}
		}

// Bail when we are not dealing with this provider
		if ( ! $is_correct_provider ) {
			return;
		}

$file = Tribe__Tickets__Main::instance()->plugin_path . 'src/admin-views/tpp-metabox-capacity.php';

/**
		 * Filters the absolute path to the file containing the metabox capacity HTML.
		 *
		 * @since 4.7
		 *
		 * @param string     $file The absolute path to the file containing the metabox capacity HTML
		 * @param int|string $ticket_capacity
		 * @param int|string $post_capacity
		 */
		$file = apply_filters( 'tribe_tickets_tpp_metabox_capacity_file', $file, $ticket_capacity, $post_capacity );

if ( file_exists( $file ) ) {
			include $file;
		}
	}

/**
	 * Indicates if global stock support is enabled for this provider.
	 *
	 * @since 4.7
	 *
	 * @return bool
	 */
	public function supports_global_stock() {
		/**
		 * Allows the declaration of global stock support for Tribe Commerce tickets
		 * to be overridden.
		 *
		 * @param bool $enable_global_stock_support
		 */
		return (bool) apply_filters( 'tribe_tickets_tpp_enable_global_stock', true );
	}

/**
	 * Gets the product price value
	 *
	 * @since  4.7
	 *
	 * @param  int|WP_Post $product
	 *
	 * @return string
	 */
	public function get_price_value( $product ) {
		if ( ! $product instanceof WP_Post ) {
			$product = get_post( $product );
		}

if ( ! $product instanceof WP_Post ) {
			return false;
		}

return get_post_meta( $product->ID, '_price', true );
	}

/**
	 * Returns the number of pending attendees by ticket.
	 *
	 * @since 4.7
	 *
	 * @param int  $ticket_id The ticket post ID
	 * @param bool $refresh   Whether to try and use the cached value or not.
	 *
	 * @return int
	 */
	public function get_qty_pending( $ticket_id, $refresh = false ) {
		if ( $refresh || empty( $this->pending_attendees_by_ticket[ $ticket_id ] ) ) {
			$pending_query = new WP_Query( array(
				'fields'     => 'ids',
				'per_page'   => 1,
				'post_type'  => self::ATTENDEE_OBJECT,
				'meta_query' => array(
					array(
						'key'   => self::ATTENDEE_PRODUCT_KEY,
						'value' => $ticket_id,
					),
					'relation' => 'AND',
					array(
						'key'   => $this->attendee_tpp_key,
						'value' => Tribe__Tickets__Commerce__PayPal__Stati::$pending,
					),
				),
			) );

$this->pending_attendees_by_ticket[ $ticket_id ] = $pending_query->found_posts;
		}

return $this->pending_attendees_by_ticket[ $ticket_id ];
	}

/**
	 * Whether a specific attendee is valid toward inventory decrease or not.
	 *
	 * By default only attendees generated as part of a Completed order will count toward
	 * an inventory decrease but, if the option to reserve stock for Pending Orders is activated,
	 * then those attendees generated as part of a Pending Order will, for a limited time after the
	 * order creation, cause the inventory to be decreased.
	 *
	 * @since 4.7
	 *
	 * @param array $attendee
	 *
	 * @return bool
	 */
	public function attendee_decreases_inventory( array $attendee ) {
		$order_status = Tribe__Utils__Array::get( $attendee, 'order_status', 'undefined' );
		$order_id = Tribe__Utils__Array::get( $attendee, 'order_id', false );
		$attendee_id = Tribe__Utils__Array::get( $attendee, 'attendee_id', false );

/**
		 * Whether the pending Order stock reserve logic should be ignored completely or not.
		 *
		 * If set to `true` then the behaviour chosen in the Settings will apply, if `false`
		 * only Completed tickets will count to decrease the inventory. This is useful when
		 *
		 * @since 4.7
		 *
		 * @param bool  $ignore_pending
		 * @param array $attendee An array of data defining the current Attendee
		 */
		$ignore_pending = apply_filters( 'tribe_tickets_tpp_pending_stock_ignore', $this->ignore_pending_stock_logic );

$purchase_time = false;
		$order         = false;

if (
			'on-pending' === tribe_get_option( 'ticket-paypal-stock-handling', 'on-complete' )
			&& ! $ignore_pending
			&& Tribe__Tickets__Commerce__PayPal__Stati::$pending === $order_status
			&& false !== $order_id
		) {
			$purchase_time = Tribe__Utils__Array::get( $attendee, 'purchase_time', false );

$order = Tribe__Tickets__Commerce__PayPal__Order::from_attendee_id(
				$attendee_id,
				[
					// Get no meta fields.
				]
			);

if ( false !== $order ) {
				$purchase_time = $order->get_creation_date();
			}
		}

if ( $purchase_time ) {
			$date = Tribe__Date_Utils::build_date_object( $purchase_time );

$date->setTimezone( new DateTimeZone( 'UTC' ) );

$order_creation_timestamp = $date->getTimestamp();

/**
			 * Filters the amount of time a part of the stock will be reserved by a pending Order.
			 *
			 * The time applies from the Order creation time.
			 * In the unlikely scenario that an Order goes from Completed to Pending then, if the
			 * reservation time allows it, a part of the stock will be reserved for it.
			 *
			 * @since 4.7
			 *
			 * @param int                                      $pending_stock_reservation_time The amount of seconds, from the Order creation time,
			 *                                                                                 part of the stock will be reserved for the Order;
			 *                                                                                 defaults to 30 minutes.
			 * @param array                                    $attendee                       An array of data defining the current Attendee
			 * @param Tribe__Tickets__Commerce__PayPal__Order $order                          The object representing the Order that generated
			 *                                                                                 the Attendee
			 */
			$pending_stock_reservation_time = (int) apply_filters( 'tribe_tickets_tpp_pending_stock_reserve_time', 30 * 60, $attendee, $order );

return time() <= ( $order_creation_timestamp + $pending_stock_reservation_time );
		}

return Tribe__Tickets__Commerce__PayPal__Stati::$completed === $order_status;
	}

/**
	 * Update Stock and Global Stock when deleting an Attendee
	 *
	 * @since 4.10.5
	 *
	 * @param int $ticket_id the attendee id being deleted
	 * @param int $post_id the post or event id for the attendee
	 * @param int $product_id the ticket-product id in Tribe Commerce
	 */
	public function update_stock_after_deletion( $ticket_id, $post_id, $product_id ) {

$global_stock = new Tribe__Tickets__Global_Stock( $post_id );
		$shared_capacity = false;
		if ( $global_stock->is_enabled() ) {
			$shared_capacity = true;
		}

$this->decrease_ticket_sales_by( $product_id, 1, $shared_capacity, $global_stock );

}

/**
	 * Increase the sales for a ticket by a specific quantity.
	 *
	 * @since 4.7
	 * @since 4.10.2 added $shared_capacity and $global_stock parameter
	 *
	 * @param int                               $ticket_id       The ticket post ID.
	 * @param int                               $quantity        The quanitity to increase the ticket sales by.
	 * @param bool                              $shared_capacity Whether the ticket is using shared capacity.
	 * @param Tribe__Tickets__Global_Stock|null $global_stock    The stock object or null.
	 *
	 * @return int The new sales amount.
	 */
	public function increase_ticket_sales_by( $ticket_id, $quantity = 1, $shared_capacity = false, $global_stock = null ) {
		// Adjust sales.
		$sales = (int) get_post_meta( $ticket_id, 'total_sales', true ) + $quantity;

update_post_meta( $ticket_id, 'total_sales', $sales );

if ( $shared_capacity && $global_stock instanceof Tribe__Tickets__Global_Stock ) {
			$this->update_global_stock( $global_stock, $quantity );
		}

return $sales;
	}

/**
	 * Decrease the sales for a ticket by a specific quantity.
	 *
	 * @since 4.7
	 * @since 4.10.2 added $shared_capacity and $global_stock parameter
	 *
	 * @param int                               $ticket_id       The ticket post ID.
	 * @param int                               $quantity        The quanitity to increase the ticket sales by.
	 * @param bool                              $shared_capacity Whether the ticket is using shared capacity.
	 * @param Tribe__Tickets__Global_Stock|null $global_stock    The stock object or null.
	 *
	 * @return int The new sales amount.
	 */
	public function decrease_ticket_sales_by( $ticket_id, $quantity = 1, $shared_capacity = false, $global_stock = null ) {
		// Adjust sales.
		$sales = (int) get_post_meta( $ticket_id, 'total_sales', true ) - $quantity;

// Prevent negatives.
		$sales = max( $sales, 0 );

update_post_meta( $ticket_id, 'total_sales', $sales );

if ( $shared_capacity && $global_stock instanceof Tribe__Tickets__Global_Stock ) {
			$this->update_global_stock( $global_stock, $quantity, true );
		}

return $sales;
	}

/**
	 * Update Global Stock
	 *
	 * @since 4.10.2
	 *
	 * @param Tribe__Tickets__Global_Stock $global_stock The global stock object.
	 * @param int                          $qty          The quantity to modify stock.
	 * @param bool                         $increase     Whether to increase stock, default is false.
	 */
	public function update_global_stock( $global_stock, $qty = 1, $increase = false ) {
		$level = $global_stock->get_stock_level();

if ( $increase ) {
			$new_level = (int) $level + (int) $qty;
		} else {
			$new_level = (int) $level - (int) $qty;
		}

$global_stock->set_stock_level( $new_level );
	}

/**
	 * {@inheritdoc}
	 */
	public function get_attendee( $attendee, $post_id = 0 ) {
		if ( is_numeric( $attendee ) ) {
			$attendee = get_post( $attendee );
		}

if ( ! $attendee instanceof WP_Post || self::ATTENDEE_OBJECT !== $attendee->post_type ) {
			return false;
		}

$checkin     = get_post_meta( $attendee->ID, $this->checkin_key, true );
		$security    = get_post_meta( $attendee->ID, $this->security_code, true );
		$order_id    = get_post_meta( $attendee->ID, $this->order_key, true );
		$product_id  = get_post_meta( $attendee->ID, $this->attendee_product_key, true );
		$optout      = get_post_meta( $attendee->ID, $this->attendee_optout_key, true );
		$status      = get_post_meta( $attendee->ID, $this->attendee_tpp_key, true );
		$user_id     = get_post_meta( $attendee->ID, $this->attendee_user_id, true );
		$ticket_sent = (int) get_post_meta( $attendee->ID, $this->attendee_ticket_sent, true );

if ( empty( $product_id ) ) {
			return false;
		}

$optout = filter_var( $optout, FILTER_VALIDATE_BOOLEAN );

$product       = get_post( $product_id );
		$product_title = ( ! empty( $product ) ) ? $product->post_title : get_post_meta( $attendee->ID, $this->deleted_product, true ) . ' ' . __( '(deleted)', 'event-tickets' );

$ticket_unique_id = get_post_meta( $attendee->ID, '_unique_id', true );
		$ticket_unique_id = $ticket_unique_id === '' ? $attendee->ID : $ticket_unique_id;

$meta = '';
		if ( class_exists( 'Tribe__Tickets_Plus__Meta', false ) ) {
			$meta = get_post_meta( $attendee->ID, Tribe__Tickets_Plus__Meta::META_KEY, true );

// Process Meta to include value, slug, and label
			if ( ! empty( $meta ) ) {
				$meta = $this->process_attendee_meta( $product_id, $meta );
			}
		}

$attendee_data = array_merge(
			$this->get_order_data( $attendee->ID ),
			[
				'optout'        => $optout,
				'ticket'        => $product_title,
				'attendee_id'   => $attendee->ID,
				'security'      => $security,
				'product_id'    => $product_id,
				'check_in'      => $checkin,
				'order_status'  => $status,
				'user_id'       => $user_id,
				'ticket_sent'   => $ticket_sent,

// This is used to find existing attendees.
				'post_title'    => $attendee->post_title,

// Fields for Email Tickets.
				'event_id'      => get_post_meta( $attendee->ID, $this->attendee_event_key, true ),
				'ticket_name'   => ! empty( $product ) ? $product->post_title : false,
				'holder_name'   => get_post_meta( $attendee->ID, $this->full_name, true ),
				'holder_email'  => get_post_meta( $attendee->ID, $this->email, true ),
				'order_id'      => $attendee->ID,
				'order_hash'    => $order_id,
				'ticket_id'     => $ticket_unique_id,
				'qr_ticket_id'  => $attendee->ID,
				'security_code' => $security,

// Attendee Meta.
				'attendee_meta' => $meta,

// Handle initial Attendee flags.
				'is_subscribed' => tribe_is_truthy( get_post_meta( $attendee->ID, $this->attendee_subscribed, true ) ),
				'is_purchaser'  => true,
			]
		);

$attendee_data['is_purchaser'] = $attendee_data['holder_email'] === $attendee_data['purchaser_email'];

/**
		 * Allow filtering the attendee information to return.
		 *
		 * @since 4.7
		 *
		 * @param array   $attendee_data The attendee information.
		 * @param string  $provider_slug The provider slug.
		 * @param WP_Post $attendee      The attendee post object.
		 * @param int     $post_id       The post ID of the attendee ID.
		 *
		 */
		return apply_filters( 'tribe_tickets_attendee_data', $attendee_data, 'tpp', $attendee, $post_id );
	}

/**
	 * Returns the total number of cancelled tickets.
	 *
	 * @since 4.7
	 *
	 * @param int $ticket_id The ticket post ID.
	 *
	 * @return int
	 */
	protected function get_cancelled( $ticket_id ) {
		$denied_orders = Tribe__Tickets__Commerce__PayPal__Order::find_by( array(
			'ticket_id'      => $ticket_id,
			'post_status'    => Tribe__Tickets__Commerce__PayPal__Stati::$denied,
			'posts_per_page' => -1,
		), [
			'items',
		] );

$denied = 0;
		foreach ( $denied_orders as $denied_order ) {
			$denied += $denied_order->get_item_quantity( $ticket_id );
		}

return max( 0, $denied );
	}

/**
	 * Whether the Pending Order stock reservation logic should be ignored or
	 * not, no matter the Settings.
	 *
	 * This is useful when trying to get the "true" inventory of a ticket.
	 *
	 * @param bool $ignore_pending_stock_logic
	 *
	 * @see Tribe__Tickets__Commerce__PayPal__Main::attendee_decreases_inventory
	 */
	public function ignore_pending_stock_logic( $ignore_pending_stock_logic ) {
		$this->ignore_pending_stock_logic = (bool) $ignore_pending_stock_logic;
	}

/**
	 * Redirects to the source post after a recoverable (logic) error.
	 *
	 * @since 4.7
	 *
	 * @param int  $error_code The current error code
	 * @param bool $redirect   Whether to really redirect or not.
	 * @param int  $post_id    A post ID
	 *
	 * @return string
	 *
	 * @see Tribe__Tickets__Commerce__PayPal__Errors for error codes translations.
	 */
	protected function redirect_after_error( $error_code, $redirect, $post_id ) {
		$url = add_query_arg( 'tpp_error', $error_code, get_permalink( $post_id ) );
		if ( $redirect ) {
			wp_redirect( esc_url_raw( $url ) );
		}
		tribe_exit();
	}

/**
	 * If other modules are active, we should deprioritize this one (we want other commerce
	 * modules to take priority over this one).
	 *
	 * @since 4.7.1
	 *
	 * @param string   $default_module
	 * @param string[] $available_modules
	 *
	 * @return string
	 */
	public function deprioritize_module( $default_module, array $available_modules ) {
		$tribe_commerce_module = get_class( $this );

// If this isn't the default (or if there isn't a choice), no need to deprioritize
		if (
			$default_module !== $tribe_commerce_module
			|| count( $available_modules ) < 2
			|| reset( $available_modules ) !== $tribe_commerce_module
		) {
			return $default_module;
		}

return next( $available_modules );
	}

/**
	 * Add our class to the list of classes for the attendee registartion form
	 *
	 * @since 4.10.4
	 *
	 * @param array $classes existing array of classes
	 *
	 * @return array $classes with our class added
	 */
	public function tribe_attendee_registration_form_class( $classes ) {
		$classes[ $this->attendee_object ] = 'tpp';

return $classes;
	}

/**
	 * Filter the provider object to return this class if tickets are for this provider.
	 *
	 * @since 4.11.0
	 *
	 * @param object $provider_obj
	 * @param string $provider
	 *
	 * @return object
	 */
	public function tribe_attendee_registration_cart_provider( $provider_obj, $provider ) {
		$options = [
			'tpp',
			'tribe_tpp_attendees',
			$this->orm_provider,
			__CLASS__,
		];

if ( in_array( $provider, $options, true ) ) {
			return $this;
		}

return $provider_obj;
	}

/**
	 * Filters the list of post types that should trigger a cache invalidation on `save_post` to add
	 * all the ones modeling PayPal Tickets, Attendees and Orders.
	 *
	 * @since TBD
	 *
	 * @param string[] $post_types The list of post types that should trigger a cache invalidation on `save_post`.
	 *
	 * @return string[] The filtered list of post types that should trigger a cache invalidation on `save_post`.
	 */
	public function filter_cache_listener_save_post_types( array $post_types = [] ): array {
		$post_types[] = $this->ticket_object;
		$post_types[] = $this->order_object;
		$post_types[] = $this->attendee_object;

return $post_types;
	}
}

Rename File

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