eventespresso / event-espresso-core

core/libraries/messages/data_class/EE_Messages_incoming_data.core.php

Indentation +515 added lines, -515 removed lines

@@ -20,521 +20,521 @@
 {
 
 
-    /**
-     * user id for logged in user when data collected
-     *
-     * @var string $user_id
-     */
-    public $user_id;
-
-    /**
-     * IP Address of browser used
-     *
-     * @var string $ip_address
-     */
-    public $ip_address;
-
-    /**
-     * browser
-     *
-     * @var string $user_agent
-     */
-    public $user_agent;
-
-    /**
-     * Unix timestamp
-     *
-     * @var string $init_access
-     */
-    public $init_access;
-
-    /**
-     * Unix timestamp
-     *
-     * @var string $last_access
-     */
-    public $last_access;
-
-    /**
-     * The registrations details from the cart
-     *
-     * @var array $reg_info
-     */
-    public $reg_info;
-
-    /**
-     * Some data handlers can set what reg status all the registrations are filtered by.
-     * The status should match a EEM_Registration status constant.
-     *
-     * @var string $filtered_reg_status
-     */
-    public $filtered_reg_status;
-
-    /**
-     * will hold an array of events assembled from $reg_info
-     *
-     * @var EE_Event[] $events
-     */
-    public $events;
-
-    /**
-     * holds an array of datetimes assembled from the incoming data.
-     *
-     * @var EE_Datetime[] $datetimes
-     */
-    public $datetimes;
-
-    /**
-     * holds an array of tickets assembled from the incoming data.
-     *
-     * @var EE_Ticket[] $tickets
-     */
-    public $tickets;
-
-    /**
-     * holds an array with a key of parent line item and values are an array of children of that line item.
-     *
-     * @since 4.5.0
-     * @var EE_Line_Item[] $line_items_with_children
-     */
-    public $line_items_with_children;
-
-    /**
-     * will hold an array of attendees assembled from the $reg_info
-     *
-     * @var EE_Attendee[] $attendees
-     */
-    public $attendees;
-
-    /**
-     * will hold an array of cached registration objects and info assembled from reg_info
-     *
-     * @var array $registrations
-     */
-    public $registrations;
-
-    /**
-     * will hold an array of answers assembled from the $reg_info
-     *
-     * @var EE_Answer[] $answers
-     */
-    public $answers;
-
-    /**
-     * will hold an array of questions assembled from the $reg_info (indexed by Answer ID);
-     *
-     * @var EE_Question[] $questions
-     */
-    public $questions;
-
-    /**
-     * Will hold billing data assembled from $billing_info (if present)
-     *
-     * @var mixed (array|null) $billing
-     */
-    public $billing;
-
-    /**
-     * The total amount of tax for the transaction
-     *
-     * @var float $taxes
-     */
-    public $taxes;
-
-    /**
-     * Holds the line items related to taxes
-     *
-     * @since 4.5.0
-     * @var EE_Line_Item[] $tax_line_items
-     */
-    public $tax_line_items;
-
-    /**
-     * Hold the line items which aren't taxes and don't relate
-     * to tickets. So: promotions and miscellaneous charges
-     *
-     * @since 4.5
-     * @var EE_Line_Item[] $additional_line_items
-     */
-    public $additional_line_items;
-
-    /**
-     * Holds the grand total EE_Line_Item
-     *
-     * @var EE_Line_Item $grand_total_line_item
-     */
-    public $grand_total_line_item;
-
-    /**
-     * holds the grand total price object
-     * currently not used.
-     *
-     * @var null $grand_total_price_object
-     */
-    public $grand_total_price_object;
-
-    /**
-     * total number of tickets
-     *
-     * @var int $total_ticket_count
-     */
-    public $total_ticket_count;
-
-    /**
-     * Will hold the final transaction object (EE_Transaction)
-     *
-     * @var EE_Transaction $txn
-     */
-    public $txn;
-
-    /**
-     * Holds the payments related to a transaction
-     *
-     * @since 4.5.0
-     * @var EE_Payment[] $payments
-     */
-    public $payments;
-
-    /**
-     * Holds the first related payment related for a transaction
-     *
-     * @since 4.5.0
-     * @var EE_Payment $payment
-     */
-    public $payment;
-
-    /**
-     * Will hold the label for the txn status
-     *
-     * @var string $txn_status
-     */
-    public $txn_status;
-
-    /**
-     * Will hold the final registration object (EE_Registration)
-     *
-     * @var EE_Registration[] $reg_objs
-     */
-    public $reg_objs;
-
-    /**
-     * Will hold an array of primary attendee data (if present)
-     *
-     * @var array $primary_attendee_data
-     */
-    public $primary_attendee_data;
-
-    /**
-     * This is just an internal object used for passing around the incoming data.
-     *
-     * @var mixed $_data
-     */
-    protected $_data;
-
-    /**
-     * This is just an internal object used for passing around the incoming data.
-     *
-     * @var mixed $incoming_data
-     */
-    public $incoming_data;
-
-    /**
-     * hold objects that might be created
-     *
-     * @type EE_Registration $reg_obj
-     */
-    public $reg_obj;
-
-
-    /**
-     * constructor
-     *
-     * @param mixed $data incoming data object|array.  Suggested that child classes use type hinting for expected
-     *                    data object.  But here parent will be generic because we don't know what's coming in.
-     */
-    public function __construct($data)
-    {
-        $this->_data = $data;
-        $this->_setup_data();
-    }
-
-
-    /**
-     * Every child class has to setup the data object !
-     *
-     * @return void
-     */
-    abstract protected function _setup_data();
-
-
-    /**
-     * Returns database safe representation of the data later used to when instantiating this object.
-     *
-     * @param mixed $data The incoming data to be prepped.
-     * @return mixed   The prepped data for db
-     */
-    public static function convert_data_for_persistent_storage($data)
-    {
-        return $data;
-    }
-
-
-    /**
-     * Data that has been stored in persistent storage that was prepped by _convert_data_for_persistent_storage
-     * can be sent into this method and converted back into the format used for instantiating with this data handler.
-     *
-     * @param $data
-     * @return mixed
-     */
-    public static function convert_data_from_persistent_storage($data)
-    {
-        return $data;
-    }
-
-
-    /**
-     * only purpose is to return the data
-     *
-     * @access public
-     * @return mixed the formatted data object!
-     */
-    public function data()
-    {
-        return $this->_data;
-    }
-
-
-    /**
-     * This helper method can be used by any incoming data handlers to setup the data correctly.  All that is required
-     * is that $this->reg_objs be set.
-     *
-     * @throws EE_Error
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws InvalidArgumentException
-     * @throws EntityNotFoundException
-     */
-    protected function _assemble_data()
-    {
-        //verify that reg_objs is set
-        if (! is_array($this->reg_objs)
-            && ! reset($this->reg_objs) instanceof EE_Registration
-        ) {
-            throw new EE_Error(
-                esc_html__(
-                    'In order to assemble the data correctly, the "reg_objs" property must be an array of EE_Registration objects',
-                    'event_espresso'
-                )
-            );
-        }
-
-        //get all attendee and events associated with the registrations in this transaction
-        $events             = $event_setup = $evtcache = $tickets = $datetimes = array();
-        $answers            = $questions = $attendees = $line_items = $registrations = array();
-        $total_ticket_count = 0;
-
-        if (! empty($this->reg_objs)) {
-            $event_attendee_count = array();
-            /** @var EE_Registration $reg */
-            foreach ($this->reg_objs as $reg) {
-                if ($this->_skip_registration_for_processing($reg)
-                ) {
-                    continue;
-                }
-
-                $evt_id = $reg->event_ID();
-                /** @type EE_Ticket $ticket */
-                $ticket          = $reg->get_first_related('Ticket');
-                $attendee = $reg->attendee();
-                $event = $reg->event();
-                //if none of the following entities are available, then we can't setup other data reliably,
-                // so let's just skip.
-                if (! $ticket instanceof EE_Ticket
-                    || ! $attendee instanceof EE_Attendee
-                    || ! $event instanceof EE_Event
-                ) {
-                    continue;
-                }
-                $relateddatetime = $ticket->datetimes();
-                $total_ticket_count++;
-                $tickets[$ticket->ID()]['ticket']                        = $ticket;
-                $tickets[$ticket->ID()]['count']                         = is_array($tickets[$ticket->ID()])
-                                                                           && isset($tickets[$ticket->ID()]['count'])
-                    ? $tickets[$ticket->ID()]['count'] + 1
-                    : 1;
-                $tickets[$ticket->ID()]['att_objs'][$attendee->ID()] = $attendee;
-                $tickets[$ticket->ID()]['dtt_objs']                      = $relateddatetime;
-                $tickets[$ticket->ID()]['reg_objs'][$reg->ID()]          = $reg;
-                $tickets[$ticket->ID()]['EE_Event']                      = $event;
-                $evtcache[$evt_id]                                       = $event;
-                $eventsetup[$evt_id]['reg_objs'][$reg->ID()]             = $reg;
-                $eventsetup[$evt_id]['tkt_objs'][$ticket->ID()]          = $ticket;
-                $eventsetup[$evt_id]['att_objs'][$attendee->ID()]    = $attendee;
-                $event_attendee_count[$evt_id]                           = isset($event_attendee_count[$evt_id])
-                    ? $event_attendee_count[$evt_id] + 1
-                    : 0;
-                $attendees[$reg->attendee_ID()]['line_ref'][]            = $evt_id;
-                $attendees[$reg->attendee_ID()]['att_obj']               = $attendee;
-                $attendees[$reg->attendee_ID()]['reg_objs'][$reg->ID()]  = $reg;
-                //$attendees[ $reg->attendee_ID() ]['registration_id'] = $reg->ID();
-                $attendees[$reg->attendee_ID()]['attendee_email']          = $attendee->email();
-                $attendees[$reg->attendee_ID()]['tkt_objs'][$ticket->ID()] = $ticket;
-                $attendees[$reg->attendee_ID()]['evt_objs'][$evt_id]       = $event;
-
-                //registrations
-                $registrations[$reg->ID()]['tkt_obj'] = $ticket;
-                $registrations[$reg->ID()]['evt_obj'] = $event;
-                $registrations[$reg->ID()]['reg_obj'] = $reg;
-                $registrations[$reg->ID()]['att_obj'] = $attendee;
-
-                //set up answer objects
-                $rel_ans = $reg->get_many_related('Answer');
-                foreach ($rel_ans as $ansid => $answer) {
-                    if (! isset($questions[$ansid])) {
-                        $questions[$ansid] = $answer->get_first_related('Question');
-                    }
-                    $answers[$ansid]                               = $answer;
-                    $registrations[$reg->ID()]['ans_objs'][$ansid] = $answer;
-                }
-                /**
-                 * @var int $dtt_id
-                 * @var EE_Datetime $datetime
-                 */
-                foreach ($relateddatetime as $dtt_id => $datetime) {
-                    $eventsetup[$evt_id]['dtt_objs'][$dtt_id]       = $datetime;
-                    $registrations[$reg->ID()]['dtt_objs'][$dtt_id] = $datetime;
-
-                    if (isset($datetimes[$dtt_id])) {
-                        continue; //already have this info in the datetimes array.
-                    }
-
-                    $datetimes[$dtt_id]['tkt_objs'][]           = $ticket;
-                    $datetimes[$dtt_id]['datetime']             = $datetime;
-                    $datetimes[$dtt_id]['evt_objs'][$evt_id]    = $event;
-                    $datetimes[$dtt_id]['reg_objs'][$reg->ID()] = $reg;
-                }
-            }
-
-            //let's loop through the unique event=>reg items and setup data on them
-
-            if (! empty($eventsetup)) {
-                foreach ($eventsetup as $evt_id => $items) {
-                    $ticket_line_items_for_event = array();
-                    if ($this->txn instanceof EE_Transaction) {
-                        $ticket_line_items_for_event = EEM_Line_Item::instance()->get_all(
-                            array(
-                                array(
-                                    'Ticket.Datetime.EVT_ID' => $evt_id,
-                                    'TXN_ID'                 => $this->txn->ID(),
-                                ),
-                                'default_where_conditions' => 'none',
-                            )
-                        );
-                    }
-                    $events[$evt_id] = array(
-                        'ID'              => $evt_id,
-                        'event'           => $evtcache[$evt_id],
-                        'name'            => $evtcache[$evt_id] instanceof EE_Event ? $evtcache[$evt_id]->name() : '',
-                        'total_attendees' => $event_attendee_count[$evt_id],
-                        'reg_objs'        => $items['reg_objs'],
-                        'tkt_objs'        => $items['tkt_objs'],
-                        'att_objs'        => $items['att_objs'],
-                        'dtt_objs'        => isset($items['dtt_objs']) ? $items['dtt_objs'] : array(),
-                        'line_items'      => $ticket_line_items_for_event,
-                    );
-
-                    //make sure the tickets have the line items setup for them.
-                    foreach ($ticket_line_items_for_event as $line_id => $line_item) {
-                        if ($line_item instanceof EE_Line_Item) {
-                            $tickets[$line_item->ticket()->ID()]['line_item']      = $line_item;
-                            $tickets[$line_item->ticket()->ID()]['sub_line_items'] = $line_item->children();
-                            $line_items[$line_item->ID()]['children']              = $line_item->children();
-                            $line_items[$line_item->ID()]['EE_Ticket']             = $line_item->ticket();
-                        }
-                    }
-                }
-            }
-
-            $this->grand_total_line_item = $this->txn instanceof EE_Transaction
-                ? $this->txn->total_line_item()
-                : null;
-        }
-
-        //lets set the attendees and events properties
-        $this->attendees                = $attendees;
-        $this->events                   = $events;
-        $this->tickets                  = $tickets;
-        $this->line_items_with_children = $line_items;
-        $this->datetimes                = $datetimes;
-        $this->questions                = $questions;
-        $this->answers                  = $answers;
-        $this->total_ticket_count       = $total_ticket_count;
-        $this->registrations            = $registrations;
-
-        if ($this->txn instanceof EE_Transaction) {
-            $this->tax_line_items        = $this->txn->tax_items();
-            $this->additional_line_items = $this->txn->non_ticket_line_items();
-            $this->payments              = $this->txn->payments();
-
-            //setup primary registration if we have a single transaction object to work with
-
-            //let's get just the primary_attendee_data!  First we get the primary registration object.
-            $primary_reg = $this->txn->primary_registration();
-            // verify
-            if ($primary_reg instanceof EE_Registration) {
-                // get attendee object
-                if ($primary_reg->attendee() instanceof EE_Attendee) {
-                    //now we can setup the primary_attendee_data array
-                    $this->primary_attendee_data = array(
-                        'registration_id' => $primary_reg->ID(),
-                        'att_obj'         => $primary_reg->attendee(),
-                        'reg_obj'         => $primary_reg,
-                        'primary_att_obj' => $primary_reg->attendee(),
-                        'primary_reg_obj' => $primary_reg,
-                    );
-
-                } else {
-                    EE_Error::add_error(
-                        esc_html__(
-                            'Incoming data does not have a valid Attendee object for the primary registrant.',
-                            'event_espresso'
-                        ),
-                        __FILE__,
-                        __FUNCTION__,
-                        __LINE__
-                    );
-                }
-            } else {
-                EE_Error::add_error(
-                    esc_html__(
-                        'Incoming data does not have a valid Registration object for the primary registrant.',
-                        'event_espresso'
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-            }
-        }
-    }
-
-    /**
-     * This simply considers whether the given registration should be processed or not based on comparison with the
-     * filtered_reg_status property.
-     *
-     * @param EE_Registration $registration
-     * @return bool  returning true means we DO want to skip processing.  returning false means we DON'T want to skip
-     *               processing
-     */
-    protected function _skip_registration_for_processing(EE_Registration $registration)
-    {
-        if (empty($this->filtered_reg_status)) {
-            return false;
-        }
-
-        //if we made it here then we just compare the filtered_reg_status with the registration status and return that
-        return $this->filtered_reg_status !== $registration->status_ID();
-    }
+	/**
+	 * user id for logged in user when data collected
+	 *
+	 * @var string $user_id
+	 */
+	public $user_id;
+
+	/**
+	 * IP Address of browser used
+	 *
+	 * @var string $ip_address
+	 */
+	public $ip_address;
+
+	/**
+	 * browser
+	 *
+	 * @var string $user_agent
+	 */
+	public $user_agent;
+
+	/**
+	 * Unix timestamp
+	 *
+	 * @var string $init_access
+	 */
+	public $init_access;
+
+	/**
+	 * Unix timestamp
+	 *
+	 * @var string $last_access
+	 */
+	public $last_access;
+
+	/**
+	 * The registrations details from the cart
+	 *
+	 * @var array $reg_info
+	 */
+	public $reg_info;
+
+	/**
+	 * Some data handlers can set what reg status all the registrations are filtered by.
+	 * The status should match a EEM_Registration status constant.
+	 *
+	 * @var string $filtered_reg_status
+	 */
+	public $filtered_reg_status;
+
+	/**
+	 * will hold an array of events assembled from $reg_info
+	 *
+	 * @var EE_Event[] $events
+	 */
+	public $events;
+
+	/**
+	 * holds an array of datetimes assembled from the incoming data.
+	 *
+	 * @var EE_Datetime[] $datetimes
+	 */
+	public $datetimes;
+
+	/**
+	 * holds an array of tickets assembled from the incoming data.
+	 *
+	 * @var EE_Ticket[] $tickets
+	 */
+	public $tickets;
+
+	/**
+	 * holds an array with a key of parent line item and values are an array of children of that line item.
+	 *
+	 * @since 4.5.0
+	 * @var EE_Line_Item[] $line_items_with_children
+	 */
+	public $line_items_with_children;
+
+	/**
+	 * will hold an array of attendees assembled from the $reg_info
+	 *
+	 * @var EE_Attendee[] $attendees
+	 */
+	public $attendees;
+
+	/**
+	 * will hold an array of cached registration objects and info assembled from reg_info
+	 *
+	 * @var array $registrations
+	 */
+	public $registrations;
+
+	/**
+	 * will hold an array of answers assembled from the $reg_info
+	 *
+	 * @var EE_Answer[] $answers
+	 */
+	public $answers;
+
+	/**
+	 * will hold an array of questions assembled from the $reg_info (indexed by Answer ID);
+	 *
+	 * @var EE_Question[] $questions
+	 */
+	public $questions;
+
+	/**
+	 * Will hold billing data assembled from $billing_info (if present)
+	 *
+	 * @var mixed (array|null) $billing
+	 */
+	public $billing;
+
+	/**
+	 * The total amount of tax for the transaction
+	 *
+	 * @var float $taxes
+	 */
+	public $taxes;
+
+	/**
+	 * Holds the line items related to taxes
+	 *
+	 * @since 4.5.0
+	 * @var EE_Line_Item[] $tax_line_items
+	 */
+	public $tax_line_items;
+
+	/**
+	 * Hold the line items which aren't taxes and don't relate
+	 * to tickets. So: promotions and miscellaneous charges
+	 *
+	 * @since 4.5
+	 * @var EE_Line_Item[] $additional_line_items
+	 */
+	public $additional_line_items;
+
+	/**
+	 * Holds the grand total EE_Line_Item
+	 *
+	 * @var EE_Line_Item $grand_total_line_item
+	 */
+	public $grand_total_line_item;
+
+	/**
+	 * holds the grand total price object
+	 * currently not used.
+	 *
+	 * @var null $grand_total_price_object
+	 */
+	public $grand_total_price_object;
+
+	/**
+	 * total number of tickets
+	 *
+	 * @var int $total_ticket_count
+	 */
+	public $total_ticket_count;
+
+	/**
+	 * Will hold the final transaction object (EE_Transaction)
+	 *
+	 * @var EE_Transaction $txn
+	 */
+	public $txn;
+
+	/**
+	 * Holds the payments related to a transaction
+	 *
+	 * @since 4.5.0
+	 * @var EE_Payment[] $payments
+	 */
+	public $payments;
+
+	/**
+	 * Holds the first related payment related for a transaction
+	 *
+	 * @since 4.5.0
+	 * @var EE_Payment $payment
+	 */
+	public $payment;
+
+	/**
+	 * Will hold the label for the txn status
+	 *
+	 * @var string $txn_status
+	 */
+	public $txn_status;
+
+	/**
+	 * Will hold the final registration object (EE_Registration)
+	 *
+	 * @var EE_Registration[] $reg_objs
+	 */
+	public $reg_objs;
+
+	/**
+	 * Will hold an array of primary attendee data (if present)
+	 *
+	 * @var array $primary_attendee_data
+	 */
+	public $primary_attendee_data;
+
+	/**
+	 * This is just an internal object used for passing around the incoming data.
+	 *
+	 * @var mixed $_data
+	 */
+	protected $_data;
+
+	/**
+	 * This is just an internal object used for passing around the incoming data.
+	 *
+	 * @var mixed $incoming_data
+	 */
+	public $incoming_data;
+
+	/**
+	 * hold objects that might be created
+	 *
+	 * @type EE_Registration $reg_obj
+	 */
+	public $reg_obj;
+
+
+	/**
+	 * constructor
+	 *
+	 * @param mixed $data incoming data object|array.  Suggested that child classes use type hinting for expected
+	 *                    data object.  But here parent will be generic because we don't know what's coming in.
+	 */
+	public function __construct($data)
+	{
+		$this->_data = $data;
+		$this->_setup_data();
+	}
+
+
+	/**
+	 * Every child class has to setup the data object !
+	 *
+	 * @return void
+	 */
+	abstract protected function _setup_data();
+
+
+	/**
+	 * Returns database safe representation of the data later used to when instantiating this object.
+	 *
+	 * @param mixed $data The incoming data to be prepped.
+	 * @return mixed   The prepped data for db
+	 */
+	public static function convert_data_for_persistent_storage($data)
+	{
+		return $data;
+	}
+
+
+	/**
+	 * Data that has been stored in persistent storage that was prepped by _convert_data_for_persistent_storage
+	 * can be sent into this method and converted back into the format used for instantiating with this data handler.
+	 *
+	 * @param $data
+	 * @return mixed
+	 */
+	public static function convert_data_from_persistent_storage($data)
+	{
+		return $data;
+	}
+
+
+	/**
+	 * only purpose is to return the data
+	 *
+	 * @access public
+	 * @return mixed the formatted data object!
+	 */
+	public function data()
+	{
+		return $this->_data;
+	}
+
+
+	/**
+	 * This helper method can be used by any incoming data handlers to setup the data correctly.  All that is required
+	 * is that $this->reg_objs be set.
+	 *
+	 * @throws EE_Error
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidArgumentException
+	 * @throws EntityNotFoundException
+	 */
+	protected function _assemble_data()
+	{
+		//verify that reg_objs is set
+		if (! is_array($this->reg_objs)
+			&& ! reset($this->reg_objs) instanceof EE_Registration
+		) {
+			throw new EE_Error(
+				esc_html__(
+					'In order to assemble the data correctly, the "reg_objs" property must be an array of EE_Registration objects',
+					'event_espresso'
+				)
+			);
+		}
+
+		//get all attendee and events associated with the registrations in this transaction
+		$events             = $event_setup = $evtcache = $tickets = $datetimes = array();
+		$answers            = $questions = $attendees = $line_items = $registrations = array();
+		$total_ticket_count = 0;
+
+		if (! empty($this->reg_objs)) {
+			$event_attendee_count = array();
+			/** @var EE_Registration $reg */
+			foreach ($this->reg_objs as $reg) {
+				if ($this->_skip_registration_for_processing($reg)
+				) {
+					continue;
+				}
+
+				$evt_id = $reg->event_ID();
+				/** @type EE_Ticket $ticket */
+				$ticket          = $reg->get_first_related('Ticket');
+				$attendee = $reg->attendee();
+				$event = $reg->event();
+				//if none of the following entities are available, then we can't setup other data reliably,
+				// so let's just skip.
+				if (! $ticket instanceof EE_Ticket
+					|| ! $attendee instanceof EE_Attendee
+					|| ! $event instanceof EE_Event
+				) {
+					continue;
+				}
+				$relateddatetime = $ticket->datetimes();
+				$total_ticket_count++;
+				$tickets[$ticket->ID()]['ticket']                        = $ticket;
+				$tickets[$ticket->ID()]['count']                         = is_array($tickets[$ticket->ID()])
+																		   && isset($tickets[$ticket->ID()]['count'])
+					? $tickets[$ticket->ID()]['count'] + 1
+					: 1;
+				$tickets[$ticket->ID()]['att_objs'][$attendee->ID()] = $attendee;
+				$tickets[$ticket->ID()]['dtt_objs']                      = $relateddatetime;
+				$tickets[$ticket->ID()]['reg_objs'][$reg->ID()]          = $reg;
+				$tickets[$ticket->ID()]['EE_Event']                      = $event;
+				$evtcache[$evt_id]                                       = $event;
+				$eventsetup[$evt_id]['reg_objs'][$reg->ID()]             = $reg;
+				$eventsetup[$evt_id]['tkt_objs'][$ticket->ID()]          = $ticket;
+				$eventsetup[$evt_id]['att_objs'][$attendee->ID()]    = $attendee;
+				$event_attendee_count[$evt_id]                           = isset($event_attendee_count[$evt_id])
+					? $event_attendee_count[$evt_id] + 1
+					: 0;
+				$attendees[$reg->attendee_ID()]['line_ref'][]            = $evt_id;
+				$attendees[$reg->attendee_ID()]['att_obj']               = $attendee;
+				$attendees[$reg->attendee_ID()]['reg_objs'][$reg->ID()]  = $reg;
+				//$attendees[ $reg->attendee_ID() ]['registration_id'] = $reg->ID();
+				$attendees[$reg->attendee_ID()]['attendee_email']          = $attendee->email();
+				$attendees[$reg->attendee_ID()]['tkt_objs'][$ticket->ID()] = $ticket;
+				$attendees[$reg->attendee_ID()]['evt_objs'][$evt_id]       = $event;
+
+				//registrations
+				$registrations[$reg->ID()]['tkt_obj'] = $ticket;
+				$registrations[$reg->ID()]['evt_obj'] = $event;
+				$registrations[$reg->ID()]['reg_obj'] = $reg;
+				$registrations[$reg->ID()]['att_obj'] = $attendee;
+
+				//set up answer objects
+				$rel_ans = $reg->get_many_related('Answer');
+				foreach ($rel_ans as $ansid => $answer) {
+					if (! isset($questions[$ansid])) {
+						$questions[$ansid] = $answer->get_first_related('Question');
+					}
+					$answers[$ansid]                               = $answer;
+					$registrations[$reg->ID()]['ans_objs'][$ansid] = $answer;
+				}
+				/**
+				 * @var int $dtt_id
+				 * @var EE_Datetime $datetime
+				 */
+				foreach ($relateddatetime as $dtt_id => $datetime) {
+					$eventsetup[$evt_id]['dtt_objs'][$dtt_id]       = $datetime;
+					$registrations[$reg->ID()]['dtt_objs'][$dtt_id] = $datetime;
+
+					if (isset($datetimes[$dtt_id])) {
+						continue; //already have this info in the datetimes array.
+					}
+
+					$datetimes[$dtt_id]['tkt_objs'][]           = $ticket;
+					$datetimes[$dtt_id]['datetime']             = $datetime;
+					$datetimes[$dtt_id]['evt_objs'][$evt_id]    = $event;
+					$datetimes[$dtt_id]['reg_objs'][$reg->ID()] = $reg;
+				}
+			}
+
+			//let's loop through the unique event=>reg items and setup data on them
+
+			if (! empty($eventsetup)) {
+				foreach ($eventsetup as $evt_id => $items) {
+					$ticket_line_items_for_event = array();
+					if ($this->txn instanceof EE_Transaction) {
+						$ticket_line_items_for_event = EEM_Line_Item::instance()->get_all(
+							array(
+								array(
+									'Ticket.Datetime.EVT_ID' => $evt_id,
+									'TXN_ID'                 => $this->txn->ID(),
+								),
+								'default_where_conditions' => 'none',
+							)
+						);
+					}
+					$events[$evt_id] = array(
+						'ID'              => $evt_id,
+						'event'           => $evtcache[$evt_id],
+						'name'            => $evtcache[$evt_id] instanceof EE_Event ? $evtcache[$evt_id]->name() : '',
+						'total_attendees' => $event_attendee_count[$evt_id],
+						'reg_objs'        => $items['reg_objs'],
+						'tkt_objs'        => $items['tkt_objs'],
+						'att_objs'        => $items['att_objs'],
+						'dtt_objs'        => isset($items['dtt_objs']) ? $items['dtt_objs'] : array(),
+						'line_items'      => $ticket_line_items_for_event,
+					);
+
+					//make sure the tickets have the line items setup for them.
+					foreach ($ticket_line_items_for_event as $line_id => $line_item) {
+						if ($line_item instanceof EE_Line_Item) {
+							$tickets[$line_item->ticket()->ID()]['line_item']      = $line_item;
+							$tickets[$line_item->ticket()->ID()]['sub_line_items'] = $line_item->children();
+							$line_items[$line_item->ID()]['children']              = $line_item->children();
+							$line_items[$line_item->ID()]['EE_Ticket']             = $line_item->ticket();
+						}
+					}
+				}
+			}
+
+			$this->grand_total_line_item = $this->txn instanceof EE_Transaction
+				? $this->txn->total_line_item()
+				: null;
+		}
+
+		//lets set the attendees and events properties
+		$this->attendees                = $attendees;
+		$this->events                   = $events;
+		$this->tickets                  = $tickets;
+		$this->line_items_with_children = $line_items;
+		$this->datetimes                = $datetimes;
+		$this->questions                = $questions;
+		$this->answers                  = $answers;
+		$this->total_ticket_count       = $total_ticket_count;
+		$this->registrations            = $registrations;
+
+		if ($this->txn instanceof EE_Transaction) {
+			$this->tax_line_items        = $this->txn->tax_items();
+			$this->additional_line_items = $this->txn->non_ticket_line_items();
+			$this->payments              = $this->txn->payments();
+
+			//setup primary registration if we have a single transaction object to work with
+
+			//let's get just the primary_attendee_data!  First we get the primary registration object.
+			$primary_reg = $this->txn->primary_registration();
+			// verify
+			if ($primary_reg instanceof EE_Registration) {
+				// get attendee object
+				if ($primary_reg->attendee() instanceof EE_Attendee) {
+					//now we can setup the primary_attendee_data array
+					$this->primary_attendee_data = array(
+						'registration_id' => $primary_reg->ID(),
+						'att_obj'         => $primary_reg->attendee(),
+						'reg_obj'         => $primary_reg,
+						'primary_att_obj' => $primary_reg->attendee(),
+						'primary_reg_obj' => $primary_reg,
+					);
+
+				} else {
+					EE_Error::add_error(
+						esc_html__(
+							'Incoming data does not have a valid Attendee object for the primary registrant.',
+							'event_espresso'
+						),
+						__FILE__,
+						__FUNCTION__,
+						__LINE__
+					);
+				}
+			} else {
+				EE_Error::add_error(
+					esc_html__(
+						'Incoming data does not have a valid Registration object for the primary registrant.',
+						'event_espresso'
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+			}
+		}
+	}
+
+	/**
+	 * This simply considers whether the given registration should be processed or not based on comparison with the
+	 * filtered_reg_status property.
+	 *
+	 * @param EE_Registration $registration
+	 * @return bool  returning true means we DO want to skip processing.  returning false means we DON'T want to skip
+	 *               processing
+	 */
+	protected function _skip_registration_for_processing(EE_Registration $registration)
+	{
+		if (empty($this->filtered_reg_status)) {
+			return false;
+		}
+
+		//if we made it here then we just compare the filtered_reg_status with the registration status and return that
+		return $this->filtered_reg_status !== $registration->status_ID();
+	}
 
 
 }

Spacing +7 added lines, -7 removed lines

@@ -317,7 +317,7 @@ 
     protected function _assemble_data()
     {
         //verify that reg_objs is set
-        if (! is_array($this->reg_objs)
+        if ( ! is_array($this->reg_objs)
             && ! reset($this->reg_objs) instanceof EE_Registration
         ) {
             throw new EE_Error(
@@ -333,7 +333,7 @@ 
         $answers            = $questions = $attendees = $line_items = $registrations = array();
         $total_ticket_count = 0;
 
-        if (! empty($this->reg_objs)) {
+        if ( ! empty($this->reg_objs)) {
             $event_attendee_count = array();
             /** @var EE_Registration $reg */
             foreach ($this->reg_objs as $reg) {
@@ -344,12 +344,12 @@ 
 
                 $evt_id = $reg->event_ID();
                 /** @type EE_Ticket $ticket */
-                $ticket          = $reg->get_first_related('Ticket');
+                $ticket = $reg->get_first_related('Ticket');
                 $attendee = $reg->attendee();
                 $event = $reg->event();
                 //if none of the following entities are available, then we can't setup other data reliably,
                 // so let's just skip.
-                if (! $ticket instanceof EE_Ticket
+                if ( ! $ticket instanceof EE_Ticket
                     || ! $attendee instanceof EE_Attendee
                     || ! $event instanceof EE_Event
                 ) {
@@ -369,7 +369,7 @@ 
                 $evtcache[$evt_id]                                       = $event;
                 $eventsetup[$evt_id]['reg_objs'][$reg->ID()]             = $reg;
                 $eventsetup[$evt_id]['tkt_objs'][$ticket->ID()]          = $ticket;
-                $eventsetup[$evt_id]['att_objs'][$attendee->ID()]    = $attendee;
+                $eventsetup[$evt_id]['att_objs'][$attendee->ID()] = $attendee;
                 $event_attendee_count[$evt_id]                           = isset($event_attendee_count[$evt_id])
                     ? $event_attendee_count[$evt_id] + 1
                     : 0;
@@ -390,7 +390,7 @@ 
                 //set up answer objects
                 $rel_ans = $reg->get_many_related('Answer');
                 foreach ($rel_ans as $ansid => $answer) {
-                    if (! isset($questions[$ansid])) {
+                    if ( ! isset($questions[$ansid])) {
                         $questions[$ansid] = $answer->get_first_related('Question');
                     }
                     $answers[$ansid]                               = $answer;
@@ -417,7 +417,7 @@ 
 
             //let's loop through the unique event=>reg items and setup data on them
 
-            if (! empty($eventsetup)) {
+            if ( ! empty($eventsetup)) {
                 foreach ($eventsetup as $evt_id => $items) {
                     $ticket_line_items_for_event = array();
                     if ($this->txn instanceof EE_Transaction) {

core/domain/CapabilitiesActionRestrictionInterface.php

Indentation +24 added lines, -24 removed lines

@@ -14,36 +14,36 @@
  */
 interface CapabilitiesActionRestrictionInterface
 {
-    /**
-     * Return whether the item can be edited for the given context.
-     * @param Context $context
-     * @return bool
-     */
-    public function canEdit(Context $context);
+	/**
+	 * Return whether the item can be edited for the given context.
+	 * @param Context $context
+	 * @return bool
+	 */
+	public function canEdit(Context $context);
 
 
-    /**
-     * Return whether the item can be read for the given context.
-     * @param Context $context
-     * @return bool
-     */
-    public function canRead(Context $context);
+	/**
+	 * Return whether the item can be read for the given context.
+	 * @param Context $context
+	 * @return bool
+	 */
+	public function canRead(Context $context);
 
 
 
 
-    /**
-     * Return whether the item can be deleted for the given context.
-     * @param Context $context
-     * @return bool
-     */
-    public function canDelete(Context $context);
+	/**
+	 * Return whether the item can be deleted for the given context.
+	 * @param Context $context
+	 * @return bool
+	 */
+	public function canDelete(Context $context);
 
 
-    /**
-     * Return whether the item can be created for the given context
-     * @param Context $context
-     * @return bool
-     */
-    public function canCreate(Context $context);
+	/**
+	 * Return whether the item can be created for the given context
+	 * @param Context $context
+	 * @return bool
+	 */
+	public function canCreate(Context $context);
 }
\ No newline at end of file

payment_methods/Paypal_Express/EE_PMT_Paypal_Express.pm.php

Indentation +140 added lines, -140 removed lines

@@ -1,5 +1,5 @@ 
 <?php if (! defined('EVENT_ESPRESSO_VERSION')) {
-    exit('NO direct script access allowed');
+	exit('NO direct script access allowed');
 }
 
 
@@ -17,153 +17,153 @@ 
 class EE_PMT_Paypal_Express extends EE_PMT_Base
 {
 
-    /**
-     * EE_PMT_Paypal_Express constructor.
-     */
-    public function __construct($pm_instance = null)
-    {
-        require_once($this->file_folder() . 'EEG_Paypal_Express.gateway.php');
-        $this->_gateway = new EEG_Paypal_Express();
+	/**
+	 * EE_PMT_Paypal_Express constructor.
+	 */
+	public function __construct($pm_instance = null)
+	{
+		require_once($this->file_folder() . 'EEG_Paypal_Express.gateway.php');
+		$this->_gateway = new EEG_Paypal_Express();
 
-        $this->_pretty_name = esc_html__('PayPal Express', 'event_espresso');
-        $this->_template_path = $this->file_folder() . 'templates' . DS;
-        $this->_default_description = esc_html__(
-            // @codingStandardsIgnoreStart
-            'After clicking \'Finalize Registration\', you will be forwarded to PayPal website to Login and make your payment.',
-            // @codingStandardsIgnoreEnd
-            'event_espresso'
-        );
-        $this->_default_button_url = $this->file_url() . 'lib' . DS . 'paypal-express-checkout-logo-gold-160.png';
+		$this->_pretty_name = esc_html__('PayPal Express', 'event_espresso');
+		$this->_template_path = $this->file_folder() . 'templates' . DS;
+		$this->_default_description = esc_html__(
+			// @codingStandardsIgnoreStart
+			'After clicking \'Finalize Registration\', you will be forwarded to PayPal website to Login and make your payment.',
+			// @codingStandardsIgnoreEnd
+			'event_espresso'
+		);
+		$this->_default_button_url = $this->file_url() . 'lib' . DS . 'paypal-express-checkout-logo-gold-160.png';
 
-        parent::__construct($pm_instance);
-    }
+		parent::__construct($pm_instance);
+	}
 
 
-    /**
-     * Adds the help tab.
-     *
-     * @see EE_PMT_Base::help_tabs_config()
-     * @return array
-     */
-    public function help_tabs_config()
-    {
-        return array(
-            $this->get_help_tab_name() => array(
-                'title'    => esc_html__('PayPal Express Settings', 'event_espresso'),
-                'filename' => 'payment_methods_overview_paypal_express'
-            )
-        );
-    }
+	/**
+	 * Adds the help tab.
+	 *
+	 * @see EE_PMT_Base::help_tabs_config()
+	 * @return array
+	 */
+	public function help_tabs_config()
+	{
+		return array(
+			$this->get_help_tab_name() => array(
+				'title'    => esc_html__('PayPal Express Settings', 'event_espresso'),
+				'filename' => 'payment_methods_overview_paypal_express'
+			)
+		);
+	}
 
 
-    /**
-     * Gets the form for all the settings related to this payment method type.
-     *
-     * @return EE_Payment_Method_Form
-     */
-    public function generate_new_settings_form()
-    {
-        EE_Registry::instance()->load_helper('Template');
-        $form = new EE_Payment_Method_Form(
-            array(
-                'extra_meta_inputs' => array(
-                    'api_username' => new EE_Text_Input(
-                        array(
-                            'html_label_text' => sprintf(
-                                esc_html__('API Username %s', 'event_espresso'),
-                                $this->get_help_tab_link()
-                            ),
-                            'required'        => true,
-                        )
-                    ),
-                    'api_password' => new EE_Text_Input(
-                        array(
-                            'html_label_text' => sprintf(
-                                esc_html__('API Password %s', 'event_espresso'),
-                                $this->get_help_tab_link()
-                            ),
-                            'required'        => true,
-                        )
-                    ),
-                    'api_signature' => new EE_Text_Input(
-                        array(
-                            'html_label_text' => sprintf(
-                                esc_html__('API Signature %s', 'event_espresso'),
-                                $this->get_help_tab_link()
-                            ),
-                            'required'        => true,
-                        )
-                    ),
-                    'request_shipping_addr' => new EE_Yes_No_Input(
-                        array(
-                            'html_label_text' => sprintf(
-                                esc_html__('Request Shipping Address %s', 'event_espresso'),
-                                $this->get_help_tab_link()
-                            ),
-                            'html_help_text'  => esc_html__(
-                                // @codingStandardsIgnoreStart
-                                'If set to "Yes", then a shipping address will be requested on the PayPal checkout page.',
-                                // @codingStandardsIgnoreEnd
-                                'event_espresso'
-                            ),
-                            'required'        => true,
-                            'default'         => false,
-                        )
-                    ),
-                    'image_url' => new EE_Admin_File_Uploader_Input(
-                        array(
-                            'html_label_text' => sprintf(
-                                esc_html__('Image URL %s', 'event_espresso'),
-                                $this->get_help_tab_link()
-                            ),
-                            'html_help_text'  => esc_html__(
-                                'Used for your business/personal logo on the PayPal page',
-                                'event_espresso'
-                            ),
-                            'required'        => false,
-                        )
-                    ),
-                )
-            )
-        );
-        return $form;
-    }
+	/**
+	 * Gets the form for all the settings related to this payment method type.
+	 *
+	 * @return EE_Payment_Method_Form
+	 */
+	public function generate_new_settings_form()
+	{
+		EE_Registry::instance()->load_helper('Template');
+		$form = new EE_Payment_Method_Form(
+			array(
+				'extra_meta_inputs' => array(
+					'api_username' => new EE_Text_Input(
+						array(
+							'html_label_text' => sprintf(
+								esc_html__('API Username %s', 'event_espresso'),
+								$this->get_help_tab_link()
+							),
+							'required'        => true,
+						)
+					),
+					'api_password' => new EE_Text_Input(
+						array(
+							'html_label_text' => sprintf(
+								esc_html__('API Password %s', 'event_espresso'),
+								$this->get_help_tab_link()
+							),
+							'required'        => true,
+						)
+					),
+					'api_signature' => new EE_Text_Input(
+						array(
+							'html_label_text' => sprintf(
+								esc_html__('API Signature %s', 'event_espresso'),
+								$this->get_help_tab_link()
+							),
+							'required'        => true,
+						)
+					),
+					'request_shipping_addr' => new EE_Yes_No_Input(
+						array(
+							'html_label_text' => sprintf(
+								esc_html__('Request Shipping Address %s', 'event_espresso'),
+								$this->get_help_tab_link()
+							),
+							'html_help_text'  => esc_html__(
+								// @codingStandardsIgnoreStart
+								'If set to "Yes", then a shipping address will be requested on the PayPal checkout page.',
+								// @codingStandardsIgnoreEnd
+								'event_espresso'
+							),
+							'required'        => true,
+							'default'         => false,
+						)
+					),
+					'image_url' => new EE_Admin_File_Uploader_Input(
+						array(
+							'html_label_text' => sprintf(
+								esc_html__('Image URL %s', 'event_espresso'),
+								$this->get_help_tab_link()
+							),
+							'html_help_text'  => esc_html__(
+								'Used for your business/personal logo on the PayPal page',
+								'event_espresso'
+							),
+							'required'        => false,
+						)
+					),
+				)
+			)
+		);
+		return $form;
+	}
 
 
-    /**
-     * Creates a billing form for this payment method type.
-     *
-     * @param \EE_Transaction $transaction
-     * @return \EE_Billing_Info_Form
-     */
-    public function generate_new_billing_form(EE_Transaction $transaction = null)
-    {
-        if ($this->_pm_instance->debug_mode()) {
-            $form = new EE_Billing_Info_Form(
-                $this->_pm_instance,
-                array(
-                    'name' => 'paypal_express_Info_Form',
-                    'subsections' => array(
-                        'paypal_express_debug_info' => new EE_Form_Section_Proper(
-                            array(
-                                'layout_strategy' => new EE_Template_Layout(
-                                    array(
-                                        'layout_template_file' => $this->_template_path
-                                                                    . 'paypal_express_debug_info.template.php',
-                                        'template_args'        => array(
-                                            'debug_mode' => $this->_pm_instance->debug_mode()
-                                        )
-                                    )
-                                )
-                            )
-                        )
-                    )
-                )
-            );
-            return $form;
-        }
+	/**
+	 * Creates a billing form for this payment method type.
+	 *
+	 * @param \EE_Transaction $transaction
+	 * @return \EE_Billing_Info_Form
+	 */
+	public function generate_new_billing_form(EE_Transaction $transaction = null)
+	{
+		if ($this->_pm_instance->debug_mode()) {
+			$form = new EE_Billing_Info_Form(
+				$this->_pm_instance,
+				array(
+					'name' => 'paypal_express_Info_Form',
+					'subsections' => array(
+						'paypal_express_debug_info' => new EE_Form_Section_Proper(
+							array(
+								'layout_strategy' => new EE_Template_Layout(
+									array(
+										'layout_template_file' => $this->_template_path
+																	. 'paypal_express_debug_info.template.php',
+										'template_args'        => array(
+											'debug_mode' => $this->_pm_instance->debug_mode()
+										)
+									)
+								)
+							)
+						)
+					)
+				)
+			);
+			return $form;
+		}
 
-        return false;
-    }
+		return false;
+	}
 }
 // End of file EE_PMT_Paypal_Express.pm.php

Spacing +4 added lines, -4 removed lines

@@ -1,4 +1,4 @@ 
-<?php if (! defined('EVENT_ESPRESSO_VERSION')) {
+<?php if ( ! defined('EVENT_ESPRESSO_VERSION')) {
     exit('NO direct script access allowed');
 }
 
@@ -22,18 +22,18 @@ 
      */
     public function __construct($pm_instance = null)
     {
-        require_once($this->file_folder() . 'EEG_Paypal_Express.gateway.php');
+        require_once($this->file_folder().'EEG_Paypal_Express.gateway.php');
         $this->_gateway = new EEG_Paypal_Express();
 
         $this->_pretty_name = esc_html__('PayPal Express', 'event_espresso');
-        $this->_template_path = $this->file_folder() . 'templates' . DS;
+        $this->_template_path = $this->file_folder().'templates'.DS;
         $this->_default_description = esc_html__(
             // @codingStandardsIgnoreStart
             'After clicking \'Finalize Registration\', you will be forwarded to PayPal website to Login and make your payment.',
             // @codingStandardsIgnoreEnd
             'event_espresso'
         );
-        $this->_default_button_url = $this->file_url() . 'lib' . DS . 'paypal-express-checkout-logo-gold-160.png';
+        $this->_default_button_url = $this->file_url().'lib'.DS.'paypal-express-checkout-logo-gold-160.png';
 
         parent::__construct($pm_instance);
     }

core/domain/services/event/EventSpacesCalculator.php

Indentation +669 added lines, -669 removed lines

@@ -30,675 +30,675 @@
 class EventSpacesCalculator
 {
 
-    /**
-     * @var EE_Event $event
-     */
-    private $event;
-
-    /**
-     * @var array $datetime_query_params
-     */
-    private $datetime_query_params;
-
-    /**
-     * @var EE_Ticket[] $active_tickets
-     */
-    private $active_tickets = array();
-
-    /**
-     * @var EE_Datetime[] $datetimes
-     */
-    private $datetimes = array();
-
-    /**
-     * Array of Ticket IDs grouped by Datetime
-     *
-     * @var array $datetimes
-     */
-    private $datetime_tickets = array();
-
-    /**
-     * Max spaces for each Datetime (reg limit - previous sold)
-     *
-     * @var array $datetime_spaces
-     */
-    private $datetime_spaces = array();
-
-    /**
-     * Array of Datetime IDs grouped by Ticket
-     *
-     * @var array[] $ticket_datetimes
-     */
-    private $ticket_datetimes = array();
-
-    /**
-     * maximum ticket quantities for each ticket (adjusted for reg limit)
-     *
-     * @var array $ticket_quantities
-     */
-    private $ticket_quantities = array();
-
-    /**
-     * total quantity of sold and reserved for each ticket
-     *
-     * @var array $tickets_sold
-     */
-    private $tickets_sold = array();
-
-    /**
-     * total spaces available across all datetimes
-     *
-     * @var array $total_spaces
-     */
-    private $total_spaces = array();
-
-    /**
-     * @var boolean $debug
-     */
-    private $debug = false; // true false
-
-    /**
-     * @var null|int $spaces_remaining
-     */
-    private $spaces_remaining;
-
-    /**
-     * @var null|int $total_spaces_available
-     */
-    private $total_spaces_available;
-
-
-
-    /**
-     * EventSpacesCalculator constructor.
-     *
-     * @param EE_Event $event
-     * @param array    $datetime_query_params
-     * @throws EE_Error
-     */
-    public function __construct(EE_Event $event, array $datetime_query_params = array())
-    {
-        $this->event                 = $event;
-        $this->datetime_query_params = $datetime_query_params + array('order_by' => array('DTT_reg_limit' => 'ASC'));
-        $this->setHooks();
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function setHooks()
-    {
-        add_action( 'AHEE__EE_Ticket__increase_sold', array($this, 'clearResults'));
-        add_action( 'AHEE__EE_Ticket__decrease_sold', array($this, 'clearResults'));
-        add_action( 'AHEE__EE_Datetime__increase_sold', array($this, 'clearResults'));
-        add_action( 'AHEE__EE_Datetime__decrease_sold', array($this, 'clearResults'));
-        add_action( 'AHEE__EE_Ticket__increase_reserved', array($this, 'clearResults'));
-        add_action( 'AHEE__EE_Ticket__decrease_reserved', array($this, 'clearResults'));
-        add_action( 'AHEE__EE_Datetime__increase_reserved', array($this, 'clearResults'));
-        add_action( 'AHEE__EE_Datetime__decrease_reserved', array($this, 'clearResults'));
-    }
-
-
-
-    /**
-     * @return void
-     */
-    public function clearResults()
-    {
-        $this->spaces_remaining = null;
-        $this->total_spaces_available = null;
-    }
-
-
-
-    /**
-     * @return EE_Ticket[]
-     * @throws EE_Error
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws InvalidArgumentException
-     */
-    public function getActiveTickets()
-    {
-        if (empty($this->active_tickets)) {
-            $this->active_tickets = $this->event->tickets(
-                array(
-                    array('TKT_deleted'  => false),
-                    'order_by' => array('TKT_qty' => 'ASC'),
-                )
-            );
-        }
-        return $this->active_tickets;
-    }
-
-
-
-    /**
-     * @param EE_Ticket[] $active_tickets
-     * @throws EE_Error
-     * @throws DomainException
-     * @throws UnexpectedEntityException
-     */
-    public function setActiveTickets(array $active_tickets = array())
-    {
-        if ( ! empty($active_tickets)) {
-            foreach ($active_tickets as $active_ticket) {
-                $this->validateTicket($active_ticket);
-            }
-            // sort incoming array by ticket quantity (asc)
-            usort(
-                $active_tickets,
-                function (EE_Ticket $a, EE_Ticket $b) {
-                    if ($a->qty() === $b->qty()) {
-                        return 0;
-                    }
-                    return ($a->qty() < $b->qty())
-                        ? -1
-                        : 1;
-                }
-            );
-        }
-        $this->active_tickets = $active_tickets;
-    }
-
-
-
-    /**
-     * @param $ticket
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws UnexpectedEntityException
-     */
-    private function validateTicket($ticket)
-    {
-        if ( ! $ticket instanceof EE_Ticket) {
-            throw new DomainException(
-                esc_html__(
-                    'Invalid Ticket. Only EE_Ticket objects can be used to calculate event space availability.',
-                    'event_espresso'
-                )
-            );
-        }
-        if ($ticket->get_event_ID() !== $this->event->ID()) {
-            throw new DomainException(
-                sprintf(
-                    esc_html__(
-                        'An EE_Ticket for Event %1$d was supplied while calculating event space availability for Event %2$d.',
-                        'event_espresso'
-                    ),
-                    $ticket->get_event_ID(),
-                    $this->event->ID()
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * @return EE_Datetime[]
-     */
-    public function getDatetimes()
-    {
-        return $this->datetimes;
-    }
-
-
-
-    /**
-     * @param EE_Datetime $datetime
-     * @throws EE_Error
-     * @throws DomainException
-     */
-    public function setDatetime(EE_Datetime $datetime)
-    {
-        if ($datetime->event()->ID() !== $this->event->ID()) {
-            throw new DomainException(
-                sprintf(
-                    esc_html__(
-                        'An EE_Datetime for Event %1$d was supplied while calculating event space availability for Event %2$d.',
-                        'event_espresso'
-                    ),
-                    $datetime->event()->ID(),
-                    $this->event->ID()
-                )
-            );
-        }
-        $this->datetimes[ $datetime->ID() ] = $datetime;
-    }
-
-
-
-    /**
-     * calculate spaces remaining based on "saleable" tickets
-     *
-     * @return float|int
-     * @throws EE_Error
-     * @throws DomainException
-     * @throws UnexpectedEntityException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws InvalidArgumentException
-     */
-    public function spacesRemaining()
-    {
-        if ($this->spaces_remaining === null) {
-            $this->initialize();
-            $this->spaces_remaining = $this->calculate();
-        }
-        return $this->spaces_remaining;
-    }
-
-
-
-    /**
-     * calculates total available spaces for an event with no regard for sold tickets
-     *
-     * @return int|float
-     * @throws EE_Error
-     * @throws DomainException
-     * @throws UnexpectedEntityException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws InvalidArgumentException
-     */
-    public function totalSpacesAvailable()
-    {
-        if($this->total_spaces_available === null) {
-            $this->initialize();
-            $this->total_spaces_available = $this->calculate(false);
-        }
-        return $this->total_spaces_available;
-    }
-
-
-
-    /**
-     * Loops through the active tickets for the event
-     * and builds a series of data arrays that will be used for calculating
-     * the total maximum available spaces, as well as the spaces remaining.
-     * Because ticket quantities affect datetime spaces and vice versa,
-     * we need to be constantly updating these data arrays as things change,
-     * which is the entire reason for their existence.
-     *
-     * @throws EE_Error
-     * @throws DomainException
-     * @throws UnexpectedEntityException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws InvalidArgumentException
-     */
-    private function initialize()
-    {
-        if ($this->debug) {
-            \EEH_Debug_Tools::printr(__FUNCTION__, __CLASS__, __FILE__, __LINE__, 2);
-        }
-        $this->datetime_tickets  = array();
-        $this->datetime_spaces   = array();
-        $this->ticket_datetimes  = array();
-        $this->ticket_quantities = array();
-        $this->tickets_sold      = array();
-        $this->total_spaces      = array();
-        $active_tickets          = $this->getActiveTickets();
-        if ( ! empty($active_tickets)) {
-            foreach ($active_tickets as $ticket) {
-                $this->validateTicket($ticket);
-                // we need to index our data arrays using strings for the purpose of sorting,
-                // but we also need them to be unique, so  we'll just prepend a letter T to the ID
-                $ticket_identifier = "T{$ticket->ID()}";
-                // to start, we'll just consider the raw qty to be the maximum availability for this ticket,
-                // unless the ticket is past its "sell until" date, in which case the qty will be 0
-                $max_tickets = $ticket->is_expired() ? 0 : $ticket->qty();
-                // but we'll adjust that after looping over each datetime for the ticket and checking reg limits
-                $ticket_datetimes = $ticket->datetimes($this->datetime_query_params);
-                foreach ($ticket_datetimes as $datetime) {
-                    // save all datetimes
-                    $this->setDatetime($datetime);
-                    $datetime_identifier = "D{$datetime->ID()}";
-                    $reg_limit           = $datetime->reg_limit();
-                    // ticket quantity can not exceed datetime reg limit
-                    $max_tickets = min($max_tickets, $reg_limit);
-                    // as described earlier, because we need to be able to constantly adjust numbers for things,
-                    // we are going to move all of our data into the following arrays:
-                    // datetime spaces initially represents the reg limit for each datetime,
-                    // but this will get adjusted as tickets are accounted for
-                    $this->datetime_spaces[ $datetime_identifier ] = $reg_limit;
-                    // just an array of ticket IDs grouped by datetime
-                    $this->datetime_tickets[ $datetime_identifier ][] = $ticket_identifier;
-                    // and an array of datetime IDs grouped by ticket
-                    $this->ticket_datetimes[ $ticket_identifier ][] = $datetime_identifier;
-                }
-                // total quantity of sold and reserved for each ticket
-                $this->tickets_sold[ $ticket_identifier ] = $ticket->sold() + $ticket->reserved();
-                // and the maximum ticket quantities for each ticket (adjusted for reg limit)
-                $this->ticket_quantities[ $ticket_identifier ] = $max_tickets;
-            }
-        }
-        // sort datetime spaces by reg limit, but maintain our string indexes
-        asort($this->datetime_spaces, SORT_NUMERIC);
-        // datetime tickets need to be sorted in the SAME order as the above array...
-        // so we'll just use array_merge() to take the structure of datetime_spaces
-        // but overwrite all of the data with that from datetime_tickets
-        $this->datetime_tickets = array_merge(
-            $this->datetime_spaces,
-            $this->datetime_tickets
-        );
-        if ($this->debug) {
-            \EEH_Debug_Tools::printr($this->datetime_spaces, 'datetime_spaces', __FILE__, __LINE__);
-            \EEH_Debug_Tools::printr($this->datetime_tickets, 'datetime_tickets', __FILE__, __LINE__);
-            \EEH_Debug_Tools::printr($this->ticket_quantities, 'ticket_quantities', __FILE__, __LINE__);
-        }
-    }
-
-
-
-    /**
-     * performs calculations on initialized data
-     *
-     * @param bool $consider_sold
-     * @return int|float
-     */
-    private function calculate($consider_sold = true)
-    {
-        if ($this->debug) {
-            \EEH_Debug_Tools::printr(__FUNCTION__, __CLASS__, __FILE__, __LINE__, 2);
-            \EEH_Debug_Tools::printr($consider_sold, '$consider_sold', __FILE__, __LINE__);
-        }
-        if ($consider_sold) {
-            // subtract amounts sold from all ticket quantities and datetime spaces
-            $this->adjustTicketQuantitiesDueToSales();
-        }
-        foreach ($this->datetime_tickets as $datetime_identifier => $tickets) {
-            $this->trackAvailableSpacesForDatetimes($datetime_identifier, $tickets);
-        }
-        // total spaces available is just the sum of the spaces available for each datetime
-        $spaces_remaining = array_sum($this->total_spaces);
-        if ($this->debug) {
-            \EEH_Debug_Tools::printr($this->total_spaces, '$this->total_spaces', __FILE__, __LINE__);
-            \EEH_Debug_Tools::printr($this->tickets_sold, '$this->tickets_sold', __FILE__, __LINE__);
-            \EEH_Debug_Tools::printr($spaces_remaining, '$spaces_remaining', __FILE__, __LINE__);
-        }
-        return $spaces_remaining;
-    }
-
-
-    /**
-     * subtracts amount of  tickets sold from ticket quantities and datetime spaces
-     */
-    private function adjustTicketQuantitiesDueToSales()
-    {
-        if ($this->debug) {
-            \EEH_Debug_Tools::printr(__FUNCTION__, __CLASS__, __FILE__, __LINE__, 2);
-        }
-        foreach ($this->tickets_sold as $ticket_identifier => $tickets_sold) {
-            if (isset($this->ticket_quantities[ $ticket_identifier ])){
-                $this->ticket_quantities[ $ticket_identifier ] -= $tickets_sold;
-                // don't let values go below zero
-                $this->ticket_quantities[ $ticket_identifier ] = max(
-                    $this->ticket_quantities[ $ticket_identifier ],
-                    0
-                );
-                if ($this->debug) {
-                    \EEH_Debug_Tools::printr("{$tickets_sold} sales for ticket {$ticket_identifier} ", 'subtracting', __FILE__, __LINE__);
-                }
-            }
-            if (
-                isset($this->ticket_datetimes[ $ticket_identifier ])
-                && is_array($this->ticket_datetimes[ $ticket_identifier ])
-            ){
-                foreach ($this->ticket_datetimes[ $ticket_identifier ] as $ticket_datetime) {
-                    if (isset($this->ticket_quantities[ $ticket_identifier ])) {
-                        $this->datetime_spaces[ $ticket_datetime ] -= $tickets_sold;
-                        // don't let values go below zero
-                        $this->datetime_spaces[ $ticket_datetime ] = max(
-                            $this->datetime_spaces[ $ticket_datetime ],
-                            0
-                        );
-                        if ($this->debug) {
-                            \EEH_Debug_Tools::printr("{$tickets_sold} sales for datetime {$ticket_datetime} ",
-                                'subtracting', __FILE__, __LINE__);
-                        }
-                    }
-                }
-            }
-        }
-    }
-
-
-
-    /**
-     * @param string $datetime_identifier
-     * @param array  $tickets
-     */
-    private function trackAvailableSpacesForDatetimes($datetime_identifier, array $tickets)
-    {
-        // make sure a reg limit is set for the datetime
-        $reg_limit = isset($this->datetime_spaces[ $datetime_identifier ])
-            ? $this->datetime_spaces[ $datetime_identifier ]
-            : 0;
-        // and bail if it is not
-        if ( ! $reg_limit) {
-            if ($this->debug) {
-                \EEH_Debug_Tools::printr('AT CAPACITY', " . {$datetime_identifier}", __FILE__, __LINE__);
-            }
-            return;
-        }
-        if ($this->debug) {
-            \EEH_Debug_Tools::printr($datetime_identifier, '* $datetime_identifier', __FILE__, __LINE__, 1);
-            \EEH_Debug_Tools::printr("{$reg_limit}", 'REG LIMIT', __FILE__, __LINE__);
-        }
-        // number of allocated spaces always starts at zero
-        $spaces_allocated                           = 0;
-        $this->total_spaces[ $datetime_identifier ] = 0;
-        foreach ($tickets as $ticket_identifier) {
-            $spaces_allocated = $this->calculateAvailableSpacesForTicket(
-                $datetime_identifier,
-                $reg_limit,
-                $ticket_identifier,
-                $spaces_allocated
-            );
-        }
-        // spaces can't be negative
-        $spaces_allocated = max($spaces_allocated, 0);
-        if ($spaces_allocated) {
-            // track any non-zero values
-            $this->total_spaces[ $datetime_identifier ] += $spaces_allocated;
-            if ($this->debug) {
-                \EEH_Debug_Tools::printr((string)$spaces_allocated, ' . $spaces_allocated: ', __FILE__, __LINE__);
-            }
-        } else {
-            if ($this->debug) {
-                \EEH_Debug_Tools::printr(' ', ' . NO TICKETS AVAILABLE FOR DATETIME', __FILE__, __LINE__);
-            }
-        }
-        if ($this->debug) {
-            \EEH_Debug_Tools::printr($this->total_spaces[ $datetime_identifier ], '$total_spaces', __FILE__,
-                __LINE__);
-            \EEH_Debug_Tools::printr($this->ticket_quantities, '$ticket_quantities', __FILE__, __LINE__);
-            \EEH_Debug_Tools::printr($this->datetime_spaces, 'datetime_spaces', __FILE__, __LINE__);
-        }
-    }
-
-
-
-    /**
-     * @param string $datetime_identifier
-     * @param int    $reg_limit
-     * @param string $ticket_identifier
-     * @param int    $spaces_allocated
-     * @return int
-     */
-    private function calculateAvailableSpacesForTicket(
-        $datetime_identifier,
-        $reg_limit,
-        $ticket_identifier,
-        $spaces_allocated
-    ) {
-        // make sure ticket quantity is set
-        $ticket_quantity = isset($this->ticket_quantities[ $ticket_identifier ])
-            ? $this->ticket_quantities[ $ticket_identifier ]
-            : 0;
-        if ($this->debug) {
-            \EEH_Debug_Tools::printr("{$spaces_allocated}", '$spaces_allocated', __FILE__, __LINE__);
-            \EEH_Debug_Tools::printr("{$ticket_quantity}", "ticket $ticket_identifier quantity: ",
-                __FILE__, __LINE__, 2);
-        }
-        if ($ticket_quantity) {
-            if ($this->debug) {
-                \EEH_Debug_Tools::printr(
-                    ($spaces_allocated <= $reg_limit)
-                        ? 'true'
-                        : 'false',
-                    ' . spaces_allocated <= reg_limit = ',
-                    __FILE__, __LINE__
-                );
-            }
-            // if the datetime is NOT at full capacity yet
-            if ($spaces_allocated <= $reg_limit) {
-                // then the maximum ticket quantity we can allocate is the lowest value of either:
-                //  the number of remaining spaces for the datetime, which is the limit - spaces already taken
-                //  or the maximum ticket quantity
-                $ticket_quantity = min($reg_limit - $spaces_allocated, $ticket_quantity);
-                // adjust the available quantity in our tracking array
-                $this->ticket_quantities[ $ticket_identifier ] -= $ticket_quantity;
-                // and increment spaces allocated for this datetime
-                $spaces_allocated += $ticket_quantity;
-                $at_capacity = $spaces_allocated >= $reg_limit;
-                if ($this->debug) {
-                    \EEH_Debug_Tools::printr("{$ticket_quantity} {$ticket_identifier} tickets", ' > > allocate ',
-                        __FILE__, __LINE__,   3);
-                    if ($at_capacity) {
-                        \EEH_Debug_Tools::printr('AT CAPACITY', " . {$datetime_identifier}", __FILE__, __LINE__, 3);
-                    }
-                }
-                // now adjust all other datetimes that allow access to this ticket
-                $this->adjustDatetimes(
-                    $datetime_identifier,
-                    $ticket_identifier,
-                    $ticket_quantity,
-                    $at_capacity
-                );
-            }
-        }
-        return $spaces_allocated;
-    }
-
-
-
-    /**
-     * subtracts ticket amounts from all datetime reg limits
-     * that allow access to the ticket specified,
-     * because that ticket could be used
-     * to attend any of the datetimes it has access to
-     *
-     * @param string $datetime_identifier
-     * @param string $ticket_identifier
-     * @param bool   $at_capacity
-     * @param int    $ticket_quantity
-     */
-    private function adjustDatetimes(
-        $datetime_identifier,
-        $ticket_identifier,
-        $ticket_quantity,
-        $at_capacity
-    ) {
-        /** @var array $datetime_tickets */
-        foreach ($this->datetime_tickets as $datetime_ID => $datetime_tickets) {
-            if ($datetime_ID !== $datetime_identifier || ! is_array($datetime_tickets)) {
-                continue;
-            }
-            $adjusted = $this->adjustDatetimeSpaces(
-                $datetime_ID,
-                $ticket_identifier,
-                $ticket_quantity
-            );
-            // skip to next ticket if nothing changed
-            if (! ($adjusted || $at_capacity)) {
-                continue;
-            }
-            // then all of it's tickets are now unavailable
-            foreach ($datetime_tickets as $datetime_ticket) {
-                if (
-                    ($ticket_identifier === $datetime_ticket || $at_capacity)
-                    && isset($this->ticket_quantities[ $datetime_ticket ])
-                    && $this->ticket_quantities[ $datetime_ticket ] > 0
-                ) {
-                    if ($this->debug) {
-                        \EEH_Debug_Tools::printr($datetime_ticket, ' . . . adjust ticket quantities for', __FILE__,
-                            __LINE__);
-                    }
-                    // if this datetime is at full capacity, set any tracked available quantities to zero
-                    // otherwise just subtract the ticket quantity
-                    $new_quantity = $at_capacity
-                        ? 0
-                        : $this->ticket_quantities[ $datetime_ticket ] - $ticket_quantity;
-                    // don't let ticket quantity go below zero
-                    $this->ticket_quantities[ $datetime_ticket ] = max($new_quantity, 0);
-                    if ($this->debug) {
-                        \EEH_Debug_Tools::printr(
-                            $at_capacity
-                                ? "0 because Datetime {$datetime_identifier} is at capacity"
-                                : "{$this->ticket_quantities[ $datetime_ticket ]}",
-                            " . . . . {$datetime_ticket} quantity set to ",
-                            __FILE__, __LINE__
-                        );
-                    }
-                }
-                // but we also need to adjust spaces for any other datetimes this ticket has access to
-                if ($datetime_ticket === $ticket_identifier) {
-                    if (isset($this->ticket_datetimes[ $datetime_ticket ])
-                        && is_array($this->ticket_datetimes[ $datetime_ticket ])
-                    ) {
-                        if ($this->debug) {
-                            \EEH_Debug_Tools::printr($datetime_ticket, ' . . adjust other Datetimes for', __FILE__,
-                                __LINE__);
-                        }
-                        foreach ($this->ticket_datetimes[ $datetime_ticket ] as $datetime) {
-                            // don't adjust the current datetime twice
-                            if ($datetime !== $datetime_identifier) {
-                                $this->adjustDatetimeSpaces(
-                                    $datetime,
-                                    $datetime_ticket,
-                                    $ticket_quantity
-                                );
-                            }
-                        }
-                    }
-                }
-            }
-        }
-    }
-
-    private function adjustDatetimeSpaces($datetime_identifier, $ticket_identifier, $ticket_quantity = 0)
-    {
-        // does datetime have spaces available?
-        // and does the supplied ticket have access to this datetime ?
-        if (
-            $this->datetime_spaces[ $datetime_identifier ] > 0
-            && isset($this->datetime_spaces[ $datetime_identifier ], $this->datetime_tickets[ $datetime_identifier ])
-            && in_array($ticket_identifier, $this->datetime_tickets[ $datetime_identifier ], true)
-            ) {
-            if ($this->debug) {
-                \EEH_Debug_Tools::printr($datetime_identifier, ' . . adjust Datetime Spaces for', __FILE__, __LINE__);
-                \EEH_Debug_Tools::printr("{$this->datetime_spaces[ $datetime_identifier ]}", " . . current  {$datetime_identifier} spaces available", __FILE__, __LINE__);
-            }
-            // then decrement the available spaces for the datetime
-            $this->datetime_spaces[ $datetime_identifier ] -= $ticket_quantity;
-            // but don't let quantities go below zero
-            $this->datetime_spaces[ $datetime_identifier ] = max(
-                $this->datetime_spaces[ $datetime_identifier ],
-                0
-            );
-            if ($this->debug) {
-                \EEH_Debug_Tools::printr("{$ticket_quantity}",
-                    " . . . {$datetime_identifier} capacity reduced by", __FILE__, __LINE__);
-            }
-            return true;
-        }
-        return false;
-    }
+	/**
+	 * @var EE_Event $event
+	 */
+	private $event;
+
+	/**
+	 * @var array $datetime_query_params
+	 */
+	private $datetime_query_params;
+
+	/**
+	 * @var EE_Ticket[] $active_tickets
+	 */
+	private $active_tickets = array();
+
+	/**
+	 * @var EE_Datetime[] $datetimes
+	 */
+	private $datetimes = array();
+
+	/**
+	 * Array of Ticket IDs grouped by Datetime
+	 *
+	 * @var array $datetimes
+	 */
+	private $datetime_tickets = array();
+
+	/**
+	 * Max spaces for each Datetime (reg limit - previous sold)
+	 *
+	 * @var array $datetime_spaces
+	 */
+	private $datetime_spaces = array();
+
+	/**
+	 * Array of Datetime IDs grouped by Ticket
+	 *
+	 * @var array[] $ticket_datetimes
+	 */
+	private $ticket_datetimes = array();
+
+	/**
+	 * maximum ticket quantities for each ticket (adjusted for reg limit)
+	 *
+	 * @var array $ticket_quantities
+	 */
+	private $ticket_quantities = array();
+
+	/**
+	 * total quantity of sold and reserved for each ticket
+	 *
+	 * @var array $tickets_sold
+	 */
+	private $tickets_sold = array();
+
+	/**
+	 * total spaces available across all datetimes
+	 *
+	 * @var array $total_spaces
+	 */
+	private $total_spaces = array();
+
+	/**
+	 * @var boolean $debug
+	 */
+	private $debug = false; // true false
+
+	/**
+	 * @var null|int $spaces_remaining
+	 */
+	private $spaces_remaining;
+
+	/**
+	 * @var null|int $total_spaces_available
+	 */
+	private $total_spaces_available;
+
+
+
+	/**
+	 * EventSpacesCalculator constructor.
+	 *
+	 * @param EE_Event $event
+	 * @param array    $datetime_query_params
+	 * @throws EE_Error
+	 */
+	public function __construct(EE_Event $event, array $datetime_query_params = array())
+	{
+		$this->event                 = $event;
+		$this->datetime_query_params = $datetime_query_params + array('order_by' => array('DTT_reg_limit' => 'ASC'));
+		$this->setHooks();
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function setHooks()
+	{
+		add_action( 'AHEE__EE_Ticket__increase_sold', array($this, 'clearResults'));
+		add_action( 'AHEE__EE_Ticket__decrease_sold', array($this, 'clearResults'));
+		add_action( 'AHEE__EE_Datetime__increase_sold', array($this, 'clearResults'));
+		add_action( 'AHEE__EE_Datetime__decrease_sold', array($this, 'clearResults'));
+		add_action( 'AHEE__EE_Ticket__increase_reserved', array($this, 'clearResults'));
+		add_action( 'AHEE__EE_Ticket__decrease_reserved', array($this, 'clearResults'));
+		add_action( 'AHEE__EE_Datetime__increase_reserved', array($this, 'clearResults'));
+		add_action( 'AHEE__EE_Datetime__decrease_reserved', array($this, 'clearResults'));
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	public function clearResults()
+	{
+		$this->spaces_remaining = null;
+		$this->total_spaces_available = null;
+	}
+
+
+
+	/**
+	 * @return EE_Ticket[]
+	 * @throws EE_Error
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidArgumentException
+	 */
+	public function getActiveTickets()
+	{
+		if (empty($this->active_tickets)) {
+			$this->active_tickets = $this->event->tickets(
+				array(
+					array('TKT_deleted'  => false),
+					'order_by' => array('TKT_qty' => 'ASC'),
+				)
+			);
+		}
+		return $this->active_tickets;
+	}
+
+
+
+	/**
+	 * @param EE_Ticket[] $active_tickets
+	 * @throws EE_Error
+	 * @throws DomainException
+	 * @throws UnexpectedEntityException
+	 */
+	public function setActiveTickets(array $active_tickets = array())
+	{
+		if ( ! empty($active_tickets)) {
+			foreach ($active_tickets as $active_ticket) {
+				$this->validateTicket($active_ticket);
+			}
+			// sort incoming array by ticket quantity (asc)
+			usort(
+				$active_tickets,
+				function (EE_Ticket $a, EE_Ticket $b) {
+					if ($a->qty() === $b->qty()) {
+						return 0;
+					}
+					return ($a->qty() < $b->qty())
+						? -1
+						: 1;
+				}
+			);
+		}
+		$this->active_tickets = $active_tickets;
+	}
+
+
+
+	/**
+	 * @param $ticket
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws UnexpectedEntityException
+	 */
+	private function validateTicket($ticket)
+	{
+		if ( ! $ticket instanceof EE_Ticket) {
+			throw new DomainException(
+				esc_html__(
+					'Invalid Ticket. Only EE_Ticket objects can be used to calculate event space availability.',
+					'event_espresso'
+				)
+			);
+		}
+		if ($ticket->get_event_ID() !== $this->event->ID()) {
+			throw new DomainException(
+				sprintf(
+					esc_html__(
+						'An EE_Ticket for Event %1$d was supplied while calculating event space availability for Event %2$d.',
+						'event_espresso'
+					),
+					$ticket->get_event_ID(),
+					$this->event->ID()
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * @return EE_Datetime[]
+	 */
+	public function getDatetimes()
+	{
+		return $this->datetimes;
+	}
+
+
+
+	/**
+	 * @param EE_Datetime $datetime
+	 * @throws EE_Error
+	 * @throws DomainException
+	 */
+	public function setDatetime(EE_Datetime $datetime)
+	{
+		if ($datetime->event()->ID() !== $this->event->ID()) {
+			throw new DomainException(
+				sprintf(
+					esc_html__(
+						'An EE_Datetime for Event %1$d was supplied while calculating event space availability for Event %2$d.',
+						'event_espresso'
+					),
+					$datetime->event()->ID(),
+					$this->event->ID()
+				)
+			);
+		}
+		$this->datetimes[ $datetime->ID() ] = $datetime;
+	}
+
+
+
+	/**
+	 * calculate spaces remaining based on "saleable" tickets
+	 *
+	 * @return float|int
+	 * @throws EE_Error
+	 * @throws DomainException
+	 * @throws UnexpectedEntityException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidArgumentException
+	 */
+	public function spacesRemaining()
+	{
+		if ($this->spaces_remaining === null) {
+			$this->initialize();
+			$this->spaces_remaining = $this->calculate();
+		}
+		return $this->spaces_remaining;
+	}
+
+
+
+	/**
+	 * calculates total available spaces for an event with no regard for sold tickets
+	 *
+	 * @return int|float
+	 * @throws EE_Error
+	 * @throws DomainException
+	 * @throws UnexpectedEntityException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidArgumentException
+	 */
+	public function totalSpacesAvailable()
+	{
+		if($this->total_spaces_available === null) {
+			$this->initialize();
+			$this->total_spaces_available = $this->calculate(false);
+		}
+		return $this->total_spaces_available;
+	}
+
+
+
+	/**
+	 * Loops through the active tickets for the event
+	 * and builds a series of data arrays that will be used for calculating
+	 * the total maximum available spaces, as well as the spaces remaining.
+	 * Because ticket quantities affect datetime spaces and vice versa,
+	 * we need to be constantly updating these data arrays as things change,
+	 * which is the entire reason for their existence.
+	 *
+	 * @throws EE_Error
+	 * @throws DomainException
+	 * @throws UnexpectedEntityException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidArgumentException
+	 */
+	private function initialize()
+	{
+		if ($this->debug) {
+			\EEH_Debug_Tools::printr(__FUNCTION__, __CLASS__, __FILE__, __LINE__, 2);
+		}
+		$this->datetime_tickets  = array();
+		$this->datetime_spaces   = array();
+		$this->ticket_datetimes  = array();
+		$this->ticket_quantities = array();
+		$this->tickets_sold      = array();
+		$this->total_spaces      = array();
+		$active_tickets          = $this->getActiveTickets();
+		if ( ! empty($active_tickets)) {
+			foreach ($active_tickets as $ticket) {
+				$this->validateTicket($ticket);
+				// we need to index our data arrays using strings for the purpose of sorting,
+				// but we also need them to be unique, so  we'll just prepend a letter T to the ID
+				$ticket_identifier = "T{$ticket->ID()}";
+				// to start, we'll just consider the raw qty to be the maximum availability for this ticket,
+				// unless the ticket is past its "sell until" date, in which case the qty will be 0
+				$max_tickets = $ticket->is_expired() ? 0 : $ticket->qty();
+				// but we'll adjust that after looping over each datetime for the ticket and checking reg limits
+				$ticket_datetimes = $ticket->datetimes($this->datetime_query_params);
+				foreach ($ticket_datetimes as $datetime) {
+					// save all datetimes
+					$this->setDatetime($datetime);
+					$datetime_identifier = "D{$datetime->ID()}";
+					$reg_limit           = $datetime->reg_limit();
+					// ticket quantity can not exceed datetime reg limit
+					$max_tickets = min($max_tickets, $reg_limit);
+					// as described earlier, because we need to be able to constantly adjust numbers for things,
+					// we are going to move all of our data into the following arrays:
+					// datetime spaces initially represents the reg limit for each datetime,
+					// but this will get adjusted as tickets are accounted for
+					$this->datetime_spaces[ $datetime_identifier ] = $reg_limit;
+					// just an array of ticket IDs grouped by datetime
+					$this->datetime_tickets[ $datetime_identifier ][] = $ticket_identifier;
+					// and an array of datetime IDs grouped by ticket
+					$this->ticket_datetimes[ $ticket_identifier ][] = $datetime_identifier;
+				}
+				// total quantity of sold and reserved for each ticket
+				$this->tickets_sold[ $ticket_identifier ] = $ticket->sold() + $ticket->reserved();
+				// and the maximum ticket quantities for each ticket (adjusted for reg limit)
+				$this->ticket_quantities[ $ticket_identifier ] = $max_tickets;
+			}
+		}
+		// sort datetime spaces by reg limit, but maintain our string indexes
+		asort($this->datetime_spaces, SORT_NUMERIC);
+		// datetime tickets need to be sorted in the SAME order as the above array...
+		// so we'll just use array_merge() to take the structure of datetime_spaces
+		// but overwrite all of the data with that from datetime_tickets
+		$this->datetime_tickets = array_merge(
+			$this->datetime_spaces,
+			$this->datetime_tickets
+		);
+		if ($this->debug) {
+			\EEH_Debug_Tools::printr($this->datetime_spaces, 'datetime_spaces', __FILE__, __LINE__);
+			\EEH_Debug_Tools::printr($this->datetime_tickets, 'datetime_tickets', __FILE__, __LINE__);
+			\EEH_Debug_Tools::printr($this->ticket_quantities, 'ticket_quantities', __FILE__, __LINE__);
+		}
+	}
+
+
+
+	/**
+	 * performs calculations on initialized data
+	 *
+	 * @param bool $consider_sold
+	 * @return int|float
+	 */
+	private function calculate($consider_sold = true)
+	{
+		if ($this->debug) {
+			\EEH_Debug_Tools::printr(__FUNCTION__, __CLASS__, __FILE__, __LINE__, 2);
+			\EEH_Debug_Tools::printr($consider_sold, '$consider_sold', __FILE__, __LINE__);
+		}
+		if ($consider_sold) {
+			// subtract amounts sold from all ticket quantities and datetime spaces
+			$this->adjustTicketQuantitiesDueToSales();
+		}
+		foreach ($this->datetime_tickets as $datetime_identifier => $tickets) {
+			$this->trackAvailableSpacesForDatetimes($datetime_identifier, $tickets);
+		}
+		// total spaces available is just the sum of the spaces available for each datetime
+		$spaces_remaining = array_sum($this->total_spaces);
+		if ($this->debug) {
+			\EEH_Debug_Tools::printr($this->total_spaces, '$this->total_spaces', __FILE__, __LINE__);
+			\EEH_Debug_Tools::printr($this->tickets_sold, '$this->tickets_sold', __FILE__, __LINE__);
+			\EEH_Debug_Tools::printr($spaces_remaining, '$spaces_remaining', __FILE__, __LINE__);
+		}
+		return $spaces_remaining;
+	}
+
+
+	/**
+	 * subtracts amount of  tickets sold from ticket quantities and datetime spaces
+	 */
+	private function adjustTicketQuantitiesDueToSales()
+	{
+		if ($this->debug) {
+			\EEH_Debug_Tools::printr(__FUNCTION__, __CLASS__, __FILE__, __LINE__, 2);
+		}
+		foreach ($this->tickets_sold as $ticket_identifier => $tickets_sold) {
+			if (isset($this->ticket_quantities[ $ticket_identifier ])){
+				$this->ticket_quantities[ $ticket_identifier ] -= $tickets_sold;
+				// don't let values go below zero
+				$this->ticket_quantities[ $ticket_identifier ] = max(
+					$this->ticket_quantities[ $ticket_identifier ],
+					0
+				);
+				if ($this->debug) {
+					\EEH_Debug_Tools::printr("{$tickets_sold} sales for ticket {$ticket_identifier} ", 'subtracting', __FILE__, __LINE__);
+				}
+			}
+			if (
+				isset($this->ticket_datetimes[ $ticket_identifier ])
+				&& is_array($this->ticket_datetimes[ $ticket_identifier ])
+			){
+				foreach ($this->ticket_datetimes[ $ticket_identifier ] as $ticket_datetime) {
+					if (isset($this->ticket_quantities[ $ticket_identifier ])) {
+						$this->datetime_spaces[ $ticket_datetime ] -= $tickets_sold;
+						// don't let values go below zero
+						$this->datetime_spaces[ $ticket_datetime ] = max(
+							$this->datetime_spaces[ $ticket_datetime ],
+							0
+						);
+						if ($this->debug) {
+							\EEH_Debug_Tools::printr("{$tickets_sold} sales for datetime {$ticket_datetime} ",
+								'subtracting', __FILE__, __LINE__);
+						}
+					}
+				}
+			}
+		}
+	}
+
+
+
+	/**
+	 * @param string $datetime_identifier
+	 * @param array  $tickets
+	 */
+	private function trackAvailableSpacesForDatetimes($datetime_identifier, array $tickets)
+	{
+		// make sure a reg limit is set for the datetime
+		$reg_limit = isset($this->datetime_spaces[ $datetime_identifier ])
+			? $this->datetime_spaces[ $datetime_identifier ]
+			: 0;
+		// and bail if it is not
+		if ( ! $reg_limit) {
+			if ($this->debug) {
+				\EEH_Debug_Tools::printr('AT CAPACITY', " . {$datetime_identifier}", __FILE__, __LINE__);
+			}
+			return;
+		}
+		if ($this->debug) {
+			\EEH_Debug_Tools::printr($datetime_identifier, '* $datetime_identifier', __FILE__, __LINE__, 1);
+			\EEH_Debug_Tools::printr("{$reg_limit}", 'REG LIMIT', __FILE__, __LINE__);
+		}
+		// number of allocated spaces always starts at zero
+		$spaces_allocated                           = 0;
+		$this->total_spaces[ $datetime_identifier ] = 0;
+		foreach ($tickets as $ticket_identifier) {
+			$spaces_allocated = $this->calculateAvailableSpacesForTicket(
+				$datetime_identifier,
+				$reg_limit,
+				$ticket_identifier,
+				$spaces_allocated
+			);
+		}
+		// spaces can't be negative
+		$spaces_allocated = max($spaces_allocated, 0);
+		if ($spaces_allocated) {
+			// track any non-zero values
+			$this->total_spaces[ $datetime_identifier ] += $spaces_allocated;
+			if ($this->debug) {
+				\EEH_Debug_Tools::printr((string)$spaces_allocated, ' . $spaces_allocated: ', __FILE__, __LINE__);
+			}
+		} else {
+			if ($this->debug) {
+				\EEH_Debug_Tools::printr(' ', ' . NO TICKETS AVAILABLE FOR DATETIME', __FILE__, __LINE__);
+			}
+		}
+		if ($this->debug) {
+			\EEH_Debug_Tools::printr($this->total_spaces[ $datetime_identifier ], '$total_spaces', __FILE__,
+				__LINE__);
+			\EEH_Debug_Tools::printr($this->ticket_quantities, '$ticket_quantities', __FILE__, __LINE__);
+			\EEH_Debug_Tools::printr($this->datetime_spaces, 'datetime_spaces', __FILE__, __LINE__);
+		}
+	}
+
+
+
+	/**
+	 * @param string $datetime_identifier
+	 * @param int    $reg_limit
+	 * @param string $ticket_identifier
+	 * @param int    $spaces_allocated
+	 * @return int
+	 */
+	private function calculateAvailableSpacesForTicket(
+		$datetime_identifier,
+		$reg_limit,
+		$ticket_identifier,
+		$spaces_allocated
+	) {
+		// make sure ticket quantity is set
+		$ticket_quantity = isset($this->ticket_quantities[ $ticket_identifier ])
+			? $this->ticket_quantities[ $ticket_identifier ]
+			: 0;
+		if ($this->debug) {
+			\EEH_Debug_Tools::printr("{$spaces_allocated}", '$spaces_allocated', __FILE__, __LINE__);
+			\EEH_Debug_Tools::printr("{$ticket_quantity}", "ticket $ticket_identifier quantity: ",
+				__FILE__, __LINE__, 2);
+		}
+		if ($ticket_quantity) {
+			if ($this->debug) {
+				\EEH_Debug_Tools::printr(
+					($spaces_allocated <= $reg_limit)
+						? 'true'
+						: 'false',
+					' . spaces_allocated <= reg_limit = ',
+					__FILE__, __LINE__
+				);
+			}
+			// if the datetime is NOT at full capacity yet
+			if ($spaces_allocated <= $reg_limit) {
+				// then the maximum ticket quantity we can allocate is the lowest value of either:
+				//  the number of remaining spaces for the datetime, which is the limit - spaces already taken
+				//  or the maximum ticket quantity
+				$ticket_quantity = min($reg_limit - $spaces_allocated, $ticket_quantity);
+				// adjust the available quantity in our tracking array
+				$this->ticket_quantities[ $ticket_identifier ] -= $ticket_quantity;
+				// and increment spaces allocated for this datetime
+				$spaces_allocated += $ticket_quantity;
+				$at_capacity = $spaces_allocated >= $reg_limit;
+				if ($this->debug) {
+					\EEH_Debug_Tools::printr("{$ticket_quantity} {$ticket_identifier} tickets", ' > > allocate ',
+						__FILE__, __LINE__,   3);
+					if ($at_capacity) {
+						\EEH_Debug_Tools::printr('AT CAPACITY', " . {$datetime_identifier}", __FILE__, __LINE__, 3);
+					}
+				}
+				// now adjust all other datetimes that allow access to this ticket
+				$this->adjustDatetimes(
+					$datetime_identifier,
+					$ticket_identifier,
+					$ticket_quantity,
+					$at_capacity
+				);
+			}
+		}
+		return $spaces_allocated;
+	}
+
+
+
+	/**
+	 * subtracts ticket amounts from all datetime reg limits
+	 * that allow access to the ticket specified,
+	 * because that ticket could be used
+	 * to attend any of the datetimes it has access to
+	 *
+	 * @param string $datetime_identifier
+	 * @param string $ticket_identifier
+	 * @param bool   $at_capacity
+	 * @param int    $ticket_quantity
+	 */
+	private function adjustDatetimes(
+		$datetime_identifier,
+		$ticket_identifier,
+		$ticket_quantity,
+		$at_capacity
+	) {
+		/** @var array $datetime_tickets */
+		foreach ($this->datetime_tickets as $datetime_ID => $datetime_tickets) {
+			if ($datetime_ID !== $datetime_identifier || ! is_array($datetime_tickets)) {
+				continue;
+			}
+			$adjusted = $this->adjustDatetimeSpaces(
+				$datetime_ID,
+				$ticket_identifier,
+				$ticket_quantity
+			);
+			// skip to next ticket if nothing changed
+			if (! ($adjusted || $at_capacity)) {
+				continue;
+			}
+			// then all of it's tickets are now unavailable
+			foreach ($datetime_tickets as $datetime_ticket) {
+				if (
+					($ticket_identifier === $datetime_ticket || $at_capacity)
+					&& isset($this->ticket_quantities[ $datetime_ticket ])
+					&& $this->ticket_quantities[ $datetime_ticket ] > 0
+				) {
+					if ($this->debug) {
+						\EEH_Debug_Tools::printr($datetime_ticket, ' . . . adjust ticket quantities for', __FILE__,
+							__LINE__);
+					}
+					// if this datetime is at full capacity, set any tracked available quantities to zero
+					// otherwise just subtract the ticket quantity
+					$new_quantity = $at_capacity
+						? 0
+						: $this->ticket_quantities[ $datetime_ticket ] - $ticket_quantity;
+					// don't let ticket quantity go below zero
+					$this->ticket_quantities[ $datetime_ticket ] = max($new_quantity, 0);
+					if ($this->debug) {
+						\EEH_Debug_Tools::printr(
+							$at_capacity
+								? "0 because Datetime {$datetime_identifier} is at capacity"
+								: "{$this->ticket_quantities[ $datetime_ticket ]}",
+							" . . . . {$datetime_ticket} quantity set to ",
+							__FILE__, __LINE__
+						);
+					}
+				}
+				// but we also need to adjust spaces for any other datetimes this ticket has access to
+				if ($datetime_ticket === $ticket_identifier) {
+					if (isset($this->ticket_datetimes[ $datetime_ticket ])
+						&& is_array($this->ticket_datetimes[ $datetime_ticket ])
+					) {
+						if ($this->debug) {
+							\EEH_Debug_Tools::printr($datetime_ticket, ' . . adjust other Datetimes for', __FILE__,
+								__LINE__);
+						}
+						foreach ($this->ticket_datetimes[ $datetime_ticket ] as $datetime) {
+							// don't adjust the current datetime twice
+							if ($datetime !== $datetime_identifier) {
+								$this->adjustDatetimeSpaces(
+									$datetime,
+									$datetime_ticket,
+									$ticket_quantity
+								);
+							}
+						}
+					}
+				}
+			}
+		}
+	}
+
+	private function adjustDatetimeSpaces($datetime_identifier, $ticket_identifier, $ticket_quantity = 0)
+	{
+		// does datetime have spaces available?
+		// and does the supplied ticket have access to this datetime ?
+		if (
+			$this->datetime_spaces[ $datetime_identifier ] > 0
+			&& isset($this->datetime_spaces[ $datetime_identifier ], $this->datetime_tickets[ $datetime_identifier ])
+			&& in_array($ticket_identifier, $this->datetime_tickets[ $datetime_identifier ], true)
+			) {
+			if ($this->debug) {
+				\EEH_Debug_Tools::printr($datetime_identifier, ' . . adjust Datetime Spaces for', __FILE__, __LINE__);
+				\EEH_Debug_Tools::printr("{$this->datetime_spaces[ $datetime_identifier ]}", " . . current  {$datetime_identifier} spaces available", __FILE__, __LINE__);
+			}
+			// then decrement the available spaces for the datetime
+			$this->datetime_spaces[ $datetime_identifier ] -= $ticket_quantity;
+			// but don't let quantities go below zero
+			$this->datetime_spaces[ $datetime_identifier ] = max(
+				$this->datetime_spaces[ $datetime_identifier ],
+				0
+			);
+			if ($this->debug) {
+				\EEH_Debug_Tools::printr("{$ticket_quantity}",
+					" . . . {$datetime_identifier} capacity reduced by", __FILE__, __LINE__);
+			}
+			return true;
+		}
+		return false;
+	}
 
 }
 // Location: EventSpacesCalculator.php

Spacing +54 added lines, -54 removed lines

@@ -130,14 +130,14 @@ 
      */
     private function setHooks()
     {
-        add_action( 'AHEE__EE_Ticket__increase_sold', array($this, 'clearResults'));
-        add_action( 'AHEE__EE_Ticket__decrease_sold', array($this, 'clearResults'));
-        add_action( 'AHEE__EE_Datetime__increase_sold', array($this, 'clearResults'));
-        add_action( 'AHEE__EE_Datetime__decrease_sold', array($this, 'clearResults'));
-        add_action( 'AHEE__EE_Ticket__increase_reserved', array($this, 'clearResults'));
-        add_action( 'AHEE__EE_Ticket__decrease_reserved', array($this, 'clearResults'));
-        add_action( 'AHEE__EE_Datetime__increase_reserved', array($this, 'clearResults'));
-        add_action( 'AHEE__EE_Datetime__decrease_reserved', array($this, 'clearResults'));
+        add_action('AHEE__EE_Ticket__increase_sold', array($this, 'clearResults'));
+        add_action('AHEE__EE_Ticket__decrease_sold', array($this, 'clearResults'));
+        add_action('AHEE__EE_Datetime__increase_sold', array($this, 'clearResults'));
+        add_action('AHEE__EE_Datetime__decrease_sold', array($this, 'clearResults'));
+        add_action('AHEE__EE_Ticket__increase_reserved', array($this, 'clearResults'));
+        add_action('AHEE__EE_Ticket__decrease_reserved', array($this, 'clearResults'));
+        add_action('AHEE__EE_Datetime__increase_reserved', array($this, 'clearResults'));
+        add_action('AHEE__EE_Datetime__decrease_reserved', array($this, 'clearResults'));
     }
 
 
@@ -190,7 +190,7 @@ 
             // sort incoming array by ticket quantity (asc)
             usort(
                 $active_tickets,
-                function (EE_Ticket $a, EE_Ticket $b) {
+                function(EE_Ticket $a, EE_Ticket $b) {
                     if ($a->qty() === $b->qty()) {
                         return 0;
                     }
@@ -266,7 +266,7 @@ 
                 )
             );
         }
-        $this->datetimes[ $datetime->ID() ] = $datetime;
+        $this->datetimes[$datetime->ID()] = $datetime;
     }
 
 
@@ -306,7 +306,7 @@ 
      */
     public function totalSpacesAvailable()
     {
-        if($this->total_spaces_available === null) {
+        if ($this->total_spaces_available === null) {
             $this->initialize();
             $this->total_spaces_available = $this->calculate(false);
         }
@@ -364,16 +364,16 @@ 
                     // we are going to move all of our data into the following arrays:
                     // datetime spaces initially represents the reg limit for each datetime,
                     // but this will get adjusted as tickets are accounted for
-                    $this->datetime_spaces[ $datetime_identifier ] = $reg_limit;
+                    $this->datetime_spaces[$datetime_identifier] = $reg_limit;
                     // just an array of ticket IDs grouped by datetime
-                    $this->datetime_tickets[ $datetime_identifier ][] = $ticket_identifier;
+                    $this->datetime_tickets[$datetime_identifier][] = $ticket_identifier;
                     // and an array of datetime IDs grouped by ticket
-                    $this->ticket_datetimes[ $ticket_identifier ][] = $datetime_identifier;
+                    $this->ticket_datetimes[$ticket_identifier][] = $datetime_identifier;
                 }
                 // total quantity of sold and reserved for each ticket
-                $this->tickets_sold[ $ticket_identifier ] = $ticket->sold() + $ticket->reserved();
+                $this->tickets_sold[$ticket_identifier] = $ticket->sold() + $ticket->reserved();
                 // and the maximum ticket quantities for each ticket (adjusted for reg limit)
-                $this->ticket_quantities[ $ticket_identifier ] = $max_tickets;
+                $this->ticket_quantities[$ticket_identifier] = $max_tickets;
             }
         }
         // sort datetime spaces by reg limit, but maintain our string indexes
@@ -433,11 +433,11 @@ 
             \EEH_Debug_Tools::printr(__FUNCTION__, __CLASS__, __FILE__, __LINE__, 2);
         }
         foreach ($this->tickets_sold as $ticket_identifier => $tickets_sold) {
-            if (isset($this->ticket_quantities[ $ticket_identifier ])){
-                $this->ticket_quantities[ $ticket_identifier ] -= $tickets_sold;
+            if (isset($this->ticket_quantities[$ticket_identifier])) {
+                $this->ticket_quantities[$ticket_identifier] -= $tickets_sold;
                 // don't let values go below zero
-                $this->ticket_quantities[ $ticket_identifier ] = max(
-                    $this->ticket_quantities[ $ticket_identifier ],
+                $this->ticket_quantities[$ticket_identifier] = max(
+                    $this->ticket_quantities[$ticket_identifier],
                     0
                 );
                 if ($this->debug) {
@@ -445,15 +445,15 @@ 
                 }
             }
             if (
-                isset($this->ticket_datetimes[ $ticket_identifier ])
-                && is_array($this->ticket_datetimes[ $ticket_identifier ])
-            ){
-                foreach ($this->ticket_datetimes[ $ticket_identifier ] as $ticket_datetime) {
-                    if (isset($this->ticket_quantities[ $ticket_identifier ])) {
-                        $this->datetime_spaces[ $ticket_datetime ] -= $tickets_sold;
+                isset($this->ticket_datetimes[$ticket_identifier])
+                && is_array($this->ticket_datetimes[$ticket_identifier])
+            ) {
+                foreach ($this->ticket_datetimes[$ticket_identifier] as $ticket_datetime) {
+                    if (isset($this->ticket_quantities[$ticket_identifier])) {
+                        $this->datetime_spaces[$ticket_datetime] -= $tickets_sold;
                         // don't let values go below zero
-                        $this->datetime_spaces[ $ticket_datetime ] = max(
-                            $this->datetime_spaces[ $ticket_datetime ],
+                        $this->datetime_spaces[$ticket_datetime] = max(
+                            $this->datetime_spaces[$ticket_datetime],
                             0
                         );
                         if ($this->debug) {
@@ -475,8 +475,8 @@ 
     private function trackAvailableSpacesForDatetimes($datetime_identifier, array $tickets)
     {
         // make sure a reg limit is set for the datetime
-        $reg_limit = isset($this->datetime_spaces[ $datetime_identifier ])
-            ? $this->datetime_spaces[ $datetime_identifier ]
+        $reg_limit = isset($this->datetime_spaces[$datetime_identifier])
+            ? $this->datetime_spaces[$datetime_identifier]
             : 0;
         // and bail if it is not
         if ( ! $reg_limit) {
@@ -491,7 +491,7 @@ 
         }
         // number of allocated spaces always starts at zero
         $spaces_allocated                           = 0;
-        $this->total_spaces[ $datetime_identifier ] = 0;
+        $this->total_spaces[$datetime_identifier] = 0;
         foreach ($tickets as $ticket_identifier) {
             $spaces_allocated = $this->calculateAvailableSpacesForTicket(
                 $datetime_identifier,
@@ -504,9 +504,9 @@ 
         $spaces_allocated = max($spaces_allocated, 0);
         if ($spaces_allocated) {
             // track any non-zero values
-            $this->total_spaces[ $datetime_identifier ] += $spaces_allocated;
+            $this->total_spaces[$datetime_identifier] += $spaces_allocated;
             if ($this->debug) {
-                \EEH_Debug_Tools::printr((string)$spaces_allocated, ' . $spaces_allocated: ', __FILE__, __LINE__);
+                \EEH_Debug_Tools::printr((string) $spaces_allocated, ' . $spaces_allocated: ', __FILE__, __LINE__);
             }
         } else {
             if ($this->debug) {
@@ -514,7 +514,7 @@ 
             }
         }
         if ($this->debug) {
-            \EEH_Debug_Tools::printr($this->total_spaces[ $datetime_identifier ], '$total_spaces', __FILE__,
+            \EEH_Debug_Tools::printr($this->total_spaces[$datetime_identifier], '$total_spaces', __FILE__,
                 __LINE__);
             \EEH_Debug_Tools::printr($this->ticket_quantities, '$ticket_quantities', __FILE__, __LINE__);
             \EEH_Debug_Tools::printr($this->datetime_spaces, 'datetime_spaces', __FILE__, __LINE__);
@@ -537,8 +537,8 @@ 
         $spaces_allocated
     ) {
         // make sure ticket quantity is set
-        $ticket_quantity = isset($this->ticket_quantities[ $ticket_identifier ])
-            ? $this->ticket_quantities[ $ticket_identifier ]
+        $ticket_quantity = isset($this->ticket_quantities[$ticket_identifier])
+            ? $this->ticket_quantities[$ticket_identifier]
             : 0;
         if ($this->debug) {
             \EEH_Debug_Tools::printr("{$spaces_allocated}", '$spaces_allocated', __FILE__, __LINE__);
@@ -562,13 +562,13 @@ 
                 //  or the maximum ticket quantity
                 $ticket_quantity = min($reg_limit - $spaces_allocated, $ticket_quantity);
                 // adjust the available quantity in our tracking array
-                $this->ticket_quantities[ $ticket_identifier ] -= $ticket_quantity;
+                $this->ticket_quantities[$ticket_identifier] -= $ticket_quantity;
                 // and increment spaces allocated for this datetime
                 $spaces_allocated += $ticket_quantity;
                 $at_capacity = $spaces_allocated >= $reg_limit;
                 if ($this->debug) {
                     \EEH_Debug_Tools::printr("{$ticket_quantity} {$ticket_identifier} tickets", ' > > allocate ',
-                        __FILE__, __LINE__,   3);
+                        __FILE__, __LINE__, 3);
                     if ($at_capacity) {
                         \EEH_Debug_Tools::printr('AT CAPACITY', " . {$datetime_identifier}", __FILE__, __LINE__, 3);
                     }
@@ -615,15 +615,15 @@ 
                 $ticket_quantity
             );
             // skip to next ticket if nothing changed
-            if (! ($adjusted || $at_capacity)) {
+            if ( ! ($adjusted || $at_capacity)) {
                 continue;
             }
             // then all of it's tickets are now unavailable
             foreach ($datetime_tickets as $datetime_ticket) {
                 if (
                     ($ticket_identifier === $datetime_ticket || $at_capacity)
-                    && isset($this->ticket_quantities[ $datetime_ticket ])
-                    && $this->ticket_quantities[ $datetime_ticket ] > 0
+                    && isset($this->ticket_quantities[$datetime_ticket])
+                    && $this->ticket_quantities[$datetime_ticket] > 0
                 ) {
                     if ($this->debug) {
                         \EEH_Debug_Tools::printr($datetime_ticket, ' . . . adjust ticket quantities for', __FILE__,
@@ -633,14 +633,14 @@ 
                     // otherwise just subtract the ticket quantity
                     $new_quantity = $at_capacity
                         ? 0
-                        : $this->ticket_quantities[ $datetime_ticket ] - $ticket_quantity;
+                        : $this->ticket_quantities[$datetime_ticket] - $ticket_quantity;
                     // don't let ticket quantity go below zero
-                    $this->ticket_quantities[ $datetime_ticket ] = max($new_quantity, 0);
+                    $this->ticket_quantities[$datetime_ticket] = max($new_quantity, 0);
                     if ($this->debug) {
                         \EEH_Debug_Tools::printr(
                             $at_capacity
                                 ? "0 because Datetime {$datetime_identifier} is at capacity"
-                                : "{$this->ticket_quantities[ $datetime_ticket ]}",
+                                : "{$this->ticket_quantities[$datetime_ticket]}",
                             " . . . . {$datetime_ticket} quantity set to ",
                             __FILE__, __LINE__
                         );
@@ -648,14 +648,14 @@ 
                 }
                 // but we also need to adjust spaces for any other datetimes this ticket has access to
                 if ($datetime_ticket === $ticket_identifier) {
-                    if (isset($this->ticket_datetimes[ $datetime_ticket ])
-                        && is_array($this->ticket_datetimes[ $datetime_ticket ])
+                    if (isset($this->ticket_datetimes[$datetime_ticket])
+                        && is_array($this->ticket_datetimes[$datetime_ticket])
                     ) {
                         if ($this->debug) {
                             \EEH_Debug_Tools::printr($datetime_ticket, ' . . adjust other Datetimes for', __FILE__,
                                 __LINE__);
                         }
-                        foreach ($this->ticket_datetimes[ $datetime_ticket ] as $datetime) {
+                        foreach ($this->ticket_datetimes[$datetime_ticket] as $datetime) {
                             // don't adjust the current datetime twice
                             if ($datetime !== $datetime_identifier) {
                                 $this->adjustDatetimeSpaces(
@@ -676,19 +676,19 @@ 
         // does datetime have spaces available?
         // and does the supplied ticket have access to this datetime ?
         if (
-            $this->datetime_spaces[ $datetime_identifier ] > 0
-            && isset($this->datetime_spaces[ $datetime_identifier ], $this->datetime_tickets[ $datetime_identifier ])
-            && in_array($ticket_identifier, $this->datetime_tickets[ $datetime_identifier ], true)
+            $this->datetime_spaces[$datetime_identifier] > 0
+            && isset($this->datetime_spaces[$datetime_identifier], $this->datetime_tickets[$datetime_identifier])
+            && in_array($ticket_identifier, $this->datetime_tickets[$datetime_identifier], true)
             ) {
             if ($this->debug) {
                 \EEH_Debug_Tools::printr($datetime_identifier, ' . . adjust Datetime Spaces for', __FILE__, __LINE__);
-                \EEH_Debug_Tools::printr("{$this->datetime_spaces[ $datetime_identifier ]}", " . . current  {$datetime_identifier} spaces available", __FILE__, __LINE__);
+                \EEH_Debug_Tools::printr("{$this->datetime_spaces[$datetime_identifier]}", " . . current  {$datetime_identifier} spaces available", __FILE__, __LINE__);
             }
             // then decrement the available spaces for the datetime
-            $this->datetime_spaces[ $datetime_identifier ] -= $ticket_quantity;
+            $this->datetime_spaces[$datetime_identifier] -= $ticket_quantity;
             // but don't let quantities go below zero
-            $this->datetime_spaces[ $datetime_identifier ] = max(
-                $this->datetime_spaces[ $datetime_identifier ],
+            $this->datetime_spaces[$datetime_identifier] = max(
+                $this->datetime_spaces[$datetime_identifier],
                 0
             );
             if ($this->debug) {

core/db_classes/EE_Event.class.php

Indentation +1299 added lines, -1299 removed lines

@@ -4,7 +4,7 @@ 
 use EventEspresso\core\exceptions\UnexpectedEntityException;
 
 if (!defined('EVENT_ESPRESSO_VERSION')) {
-    exit('No direct script access allowed');
+	exit('No direct script access allowed');
 }
 
 
@@ -18,1303 +18,1303 @@ 
 class EE_Event extends EE_CPT_Base implements EEI_Line_Item_Object, EEI_Admin_Links, EEI_Has_Icon, EEI_Event
 {
 
-    /**
-     * cached value for the the logical active status for the event
-     *
-     * @see get_active_status()
-     * @var string
-     */
-    protected $_active_status = '';
-
-    /**
-     * This is just used for caching the Primary Datetime for the Event on initial retrieval
-     *
-     * @var EE_Datetime
-     */
-    protected $_Primary_Datetime;
-
-    /**
-     * @var EventSpacesCalculator $available_spaces_calculator
-     */
-    protected $available_spaces_calculator;
-
-
-    /**
-     * @param array $props_n_values incoming values
-     * @param string $timezone incoming timezone (if not set the timezone set for the website will be
-     *                                        used.)
-     * @param array $date_formats incoming date_formats in an array where the first value is the
-     *                                        date_format and the second value is the time format
-     * @return EE_Event
-     * @throws EE_Error
-     */
-    public static function new_instance($props_n_values = array(), $timezone = null, $date_formats = array())
-    {
-        $has_object = parent::_check_for_object($props_n_values, __CLASS__, $timezone, $date_formats);
-        return $has_object ? $has_object : new self($props_n_values, false, $timezone, $date_formats);
-    }
-
-
-    /**
-     * @param array $props_n_values incoming values from the database
-     * @param string $timezone incoming timezone as set by the model.  If not set the timezone for
-     *                                the website will be used.
-     * @return EE_Event
-     * @throws EE_Error
-     */
-    public static function new_instance_from_db($props_n_values = array(), $timezone = null)
-    {
-        return new self($props_n_values, true, $timezone);
-    }
-
-
-
-    /**
-     * @return EventSpacesCalculator
-     * @throws \EE_Error
-     */
-    public function getAvailableSpacesCalculator()
-    {
-        if(! $this->available_spaces_calculator instanceof EventSpacesCalculator){
-            $this->available_spaces_calculator = new EventSpacesCalculator($this);
-        }
-        return $this->available_spaces_calculator;
-    }
-
-
-
-    /**
-     * Overrides parent set() method so that all calls to set( 'status', $status ) can be routed to internal methods
-     *
-     * @param string $field_name
-     * @param mixed $field_value
-     * @param bool $use_default
-     * @throws EE_Error
-     */
-    public function set($field_name, $field_value, $use_default = false)
-    {
-        switch ($field_name) {
-            case 'status' :
-                $this->set_status($field_value, $use_default);
-                break;
-            default :
-                parent::set($field_name, $field_value, $use_default);
-        }
-    }
-
-
-    /**
-     *    set_status
-     * Checks if event status is being changed to SOLD OUT
-     * and updates event meta data with previous event status
-     * so that we can revert things if/when the event is no longer sold out
-     *
-     * @access public
-     * @param string $new_status
-     * @param bool $use_default
-     * @return void
-     * @throws EE_Error
-     */
-    public function set_status($new_status = null, $use_default = false)
-    {
-        // if nothing is set, and we aren't explicitly wanting to reset the status, then just leave
-        if (empty($new_status) && !$use_default) {
-            return;
-        }
-        // get current Event status
-        $old_status = $this->status();
-        // if status has changed
-        if ($old_status !== $new_status) {
-            // TO sold_out
-            if ($new_status === EEM_Event::sold_out) {
-                // save the previous event status so that we can revert if the event is no longer sold out
-                $this->add_post_meta('_previous_event_status', $old_status);
-                do_action('AHEE__EE_Event__set_status__to_sold_out', $this, $old_status, $new_status);
-                // OR FROM  sold_out
-            } else if ($old_status === EEM_Event::sold_out) {
-                $this->delete_post_meta('_previous_event_status');
-                do_action('AHEE__EE_Event__set_status__from_sold_out', $this, $old_status, $new_status);
-            }
-            //clear out the active status so that it gets reset the next time it is requested
-            $this->_active_status = null;
-            // update status
-            parent::set('status', $new_status, $use_default);
-            do_action('AHEE__EE_Event__set_status__after_update', $this);
-            return;
-        }
-        // even though the old value matches the new value, it's still good to
-        // allow the parent set method to have a say
-        parent::set('status', $new_status, $use_default);
-    }
-
-
-    /**
-     * Gets all the datetimes for this event
-     *
-     * @param array $query_params like EEM_Base::get_all
-     * @return EE_Base_Class[]|EE_Datetime[]
-     * @throws EE_Error
-     */
-    public function datetimes($query_params = array())
-    {
-        return $this->get_many_related('Datetime', $query_params);
-    }
-
-
-    /**
-     * Gets all the datetimes for this event, ordered by DTT_EVT_start in ascending order
-     *
-     * @return EE_Base_Class[]|EE_Datetime[]
-     * @throws EE_Error
-     */
-    public function datetimes_in_chronological_order()
-    {
-        return $this->get_many_related('Datetime', array('order_by' => array('DTT_EVT_start' => 'ASC')));
-    }
-
-
-    /**
-     * Gets all the datetimes for this event, ordered by the DTT_order on the datetime.
-     * @darren, we should probably UNSET timezone on the EEM_Datetime model
-     * after running our query, so that this timezone isn't set for EVERY query
-     * on EEM_Datetime for the rest of the request, no?
-     *
-     * @param boolean $show_expired whether or not to include expired events
-     * @param boolean $show_deleted whether or not to include deleted events
-     * @param null $limit
-     * @return EE_Datetime[]
-     * @throws EE_Error
-     */
-    public function datetimes_ordered($show_expired = true, $show_deleted = false, $limit = null)
-    {
-        return EEM_Datetime::instance($this->_timezone)->get_datetimes_for_event_ordered_by_DTT_order(
-            $this->ID(),
-            $show_expired,
-            $show_deleted,
-            $limit
-        );
-    }
-
-
-    /**
-     * Returns one related datetime. Mostly only used by some legacy code.
-     *
-     * @return EE_Base_Class|EE_Datetime
-     * @throws EE_Error
-     */
-    public function first_datetime()
-    {
-        return $this->get_first_related('Datetime');
-    }
-
-
-    /**
-     * Returns the 'primary' datetime for the event
-     *
-     * @param bool $try_to_exclude_expired
-     * @param bool $try_to_exclude_deleted
-     * @return EE_Datetime
-     * @throws EE_Error
-     */
-    public function primary_datetime($try_to_exclude_expired = true, $try_to_exclude_deleted = true)
-    {
-        if (!empty ($this->_Primary_Datetime)) {
-            return $this->_Primary_Datetime;
-        }
-        $this->_Primary_Datetime = EEM_Datetime::instance($this->_timezone)->get_primary_datetime_for_event(
-            $this->ID(),
-            $try_to_exclude_expired,
-            $try_to_exclude_deleted
-        );
-        return $this->_Primary_Datetime;
-    }
-
-
-    /**
-     * Gets all the tickets available for purchase of this event
-     *
-     * @param array $query_params like EEM_Base::get_all
-     * @return EE_Base_Class[]|EE_Ticket[]
-     * @throws EE_Error
-     */
-    public function tickets($query_params = array())
-    {
-        //first get all datetimes
-        $datetimes = $this->datetimes_ordered();
-        if (!$datetimes) {
-            return array();
-        }
-        $datetime_ids = array();
-        foreach ($datetimes as $datetime) {
-            $datetime_ids[] = $datetime->ID();
-        }
-        $where_params = array('Datetime.DTT_ID' => array('IN', $datetime_ids));
-        //if incoming $query_params has where conditions let's merge but not override existing.
-        if (is_array($query_params) && isset($query_params[0])) {
-            $where_params = array_merge($query_params[0], $where_params);
-            unset($query_params[0]);
-        }
-        //now add $where_params to $query_params
-        $query_params[0] = $where_params;
-        return EEM_Ticket::instance()->get_all($query_params);
-    }
-
-
-    /**
-     * get all unexpired untrashed tickets
-     *
-     * @return EE_Ticket[]
-     * @throws EE_Error
-     */
-    public function active_tickets()
-    {
-        return $this->tickets(array(
-            array(
-                'TKT_end_date' => array('>=', EEM_Ticket::instance()->current_time_for_query('TKT_end_date')),
-                'TKT_deleted' => false,
-            ),
-        ));
-    }
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     */
-    public function additional_limit()
-    {
-        return $this->get('EVT_additional_limit');
-    }
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     */
-    public function allow_overflow()
-    {
-        return $this->get('EVT_allow_overflow');
-    }
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     */
-    public function created()
-    {
-        return $this->get('EVT_created');
-    }
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     */
-    public function description()
-    {
-        return $this->get('EVT_desc');
-    }
-
-
-    /**
-     * Runs do_shortcode and wpautop on the description
-     *
-     * @return string of html
-     * @throws EE_Error
-     */
-    public function description_filtered()
-    {
-        return $this->get_pretty('EVT_desc');
-    }
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     */
-    public function display_description()
-    {
-        return $this->get('EVT_display_desc');
-    }
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     */
-    public function display_ticket_selector()
-    {
-        return (bool)$this->get('EVT_display_ticket_selector');
-    }
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     */
-    public function external_url()
-    {
-        return $this->get('EVT_external_URL');
-    }
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     */
-    public function member_only()
-    {
-        return $this->get('EVT_member_only');
-    }
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     */
-    public function phone()
-    {
-        return $this->get('EVT_phone');
-    }
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     */
-    public function modified()
-    {
-        return $this->get('EVT_modified');
-    }
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     */
-    public function name()
-    {
-        return $this->get('EVT_name');
-    }
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     */
-    public function order()
-    {
-        return $this->get('EVT_order');
-    }
-
-
-    /**
-     * @return bool|string
-     * @throws EE_Error
-     */
-    public function default_registration_status()
-    {
-        $event_default_registration_status = $this->get('EVT_default_registration_status');
-        return !empty($event_default_registration_status)
-            ? $event_default_registration_status
-            : EE_Registry::instance()->CFG->registration->default_STS_ID;
-    }
-
-
-    /**
-     * @param int $num_words
-     * @param null $more
-     * @param bool $not_full_desc
-     * @return bool|string
-     * @throws EE_Error
-     */
-    public function short_description($num_words = 55, $more = null, $not_full_desc = false)
-    {
-        $short_desc = $this->get('EVT_short_desc');
-        if (!empty($short_desc) || $not_full_desc) {
-            return $short_desc;
-        }
-        $full_desc = $this->get('EVT_desc');
-        return wp_trim_words($full_desc, $num_words, $more);
-    }
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     */
-    public function slug()
-    {
-        return $this->get('EVT_slug');
-    }
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     */
-    public function timezone_string()
-    {
-        return $this->get('EVT_timezone_string');
-    }
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     */
-    public function visible_on()
-    {
-        return $this->get('EVT_visible_on');
-    }
-
-
-    /**
-     * @return int
-     * @throws EE_Error
-     */
-    public function wp_user()
-    {
-        return $this->get('EVT_wp_user');
-    }
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     */
-    public function donations()
-    {
-        return $this->get('EVT_donations');
-    }
-
-
-    /**
-     * @param $limit
-     * @throws EE_Error
-     */
-    public function set_additional_limit($limit)
-    {
-        $this->set('EVT_additional_limit', $limit);
-    }
-
-
-    /**
-     * @param $created
-     * @throws EE_Error
-     */
-    public function set_created($created)
-    {
-        $this->set('EVT_created', $created);
-    }
-
-
-    /**
-     * @param $desc
-     * @throws EE_Error
-     */
-    public function set_description($desc)
-    {
-        $this->set('EVT_desc', $desc);
-    }
-
-
-    /**
-     * @param $display_desc
-     * @throws EE_Error
-     */
-    public function set_display_description($display_desc)
-    {
-        $this->set('EVT_display_desc', $display_desc);
-    }
-
-
-    /**
-     * @param $display_ticket_selector
-     * @throws EE_Error
-     */
-    public function set_display_ticket_selector($display_ticket_selector)
-    {
-        $this->set('EVT_display_ticket_selector', $display_ticket_selector);
-    }
-
-
-    /**
-     * @param $external_url
-     * @throws EE_Error
-     */
-    public function set_external_url($external_url)
-    {
-        $this->set('EVT_external_URL', $external_url);
-    }
-
-
-    /**
-     * @param $member_only
-     * @throws EE_Error
-     */
-    public function set_member_only($member_only)
-    {
-        $this->set('EVT_member_only', $member_only);
-    }
-
-
-    /**
-     * @param $event_phone
-     * @throws EE_Error
-     */
-    public function set_event_phone($event_phone)
-    {
-        $this->set('EVT_phone', $event_phone);
-    }
-
-
-    /**
-     * @param $modified
-     * @throws EE_Error
-     */
-    public function set_modified($modified)
-    {
-        $this->set('EVT_modified', $modified);
-    }
-
-
-    /**
-     * @param $name
-     * @throws EE_Error
-     */
-    public function set_name($name)
-    {
-        $this->set('EVT_name', $name);
-    }
-
-
-    /**
-     * @param $order
-     * @throws EE_Error
-     */
-    public function set_order($order)
-    {
-        $this->set('EVT_order', $order);
-    }
-
-
-    /**
-     * @param $short_desc
-     * @throws EE_Error
-     */
-    public function set_short_description($short_desc)
-    {
-        $this->set('EVT_short_desc', $short_desc);
-    }
-
-
-    /**
-     * @param $slug
-     * @throws EE_Error
-     */
-    public function set_slug($slug)
-    {
-        $this->set('EVT_slug', $slug);
-    }
-
-
-    /**
-     * @param $timezone_string
-     * @throws EE_Error
-     */
-    public function set_timezone_string($timezone_string)
-    {
-        $this->set('EVT_timezone_string', $timezone_string);
-    }
-
-
-    /**
-     * @param $visible_on
-     * @throws EE_Error
-     */
-    public function set_visible_on($visible_on)
-    {
-        $this->set('EVT_visible_on', $visible_on);
-    }
-
-
-    /**
-     * @param $wp_user
-     * @throws EE_Error
-     */
-    public function set_wp_user($wp_user)
-    {
-        $this->set('EVT_wp_user', $wp_user);
-    }
-
-
-    /**
-     * @param $default_registration_status
-     * @throws EE_Error
-     */
-    public function set_default_registration_status($default_registration_status)
-    {
-        $this->set('EVT_default_registration_status', $default_registration_status);
-    }
-
-
-    /**
-     * @param $donations
-     * @throws EE_Error
-     */
-    public function set_donations($donations)
-    {
-        $this->set('EVT_donations', $donations);
-    }
-
-
-    /**
-     * Adds a venue to this event
-     *
-     * @param EE_Venue /int $venue_id_or_obj
-     * @return EE_Base_Class|EE_Venue
-     * @throws EE_Error
-     */
-    public function add_venue($venue_id_or_obj)
-    {
-        return $this->_add_relation_to($venue_id_or_obj, 'Venue');
-    }
-
-
-    /**
-     * Removes a venue from the event
-     *
-     * @param EE_Venue /int $venue_id_or_obj
-     * @return EE_Base_Class|EE_Venue
-     * @throws EE_Error
-     */
-    public function remove_venue($venue_id_or_obj)
-    {
-        return $this->_remove_relation_to($venue_id_or_obj, 'Venue');
-    }
-
-
-    /**
-     * Gets all the venues related ot the event. May provide additional $query_params if desired
-     *
-     * @param array $query_params like EEM_Base::get_all's $query_params
-     * @return EE_Base_Class[]|EE_Venue[]
-     * @throws EE_Error
-     */
-    public function venues($query_params = array())
-    {
-        return $this->get_many_related('Venue', $query_params);
-    }
-
-
-    /**
-     * check if event id is present and if event is published
-     *
-     * @access public
-     * @return boolean true yes, false no
-     * @throws EE_Error
-     */
-    private function _has_ID_and_is_published()
-    {
-        // first check if event id is present and not NULL,
-        // then check if this event is published (or any of the equivalent "published" statuses)
-        return
-            $this->ID() && $this->ID() !== null
-            && (
-                $this->status() === 'publish'
-                || $this->status() === EEM_Event::sold_out
-                || $this->status() === EEM_Event::postponed
-                || $this->status() === EEM_Event::cancelled
-            );
-    }
-
-
-    /**
-     * This simply compares the internal dates with NOW and determines if the event is upcoming or not.
-     *
-     * @access public
-     * @return boolean true yes, false no
-     * @throws EE_Error
-     */
-    public function is_upcoming()
-    {
-        // check if event id is present and if this event is published
-        if ($this->is_inactive()) {
-            return false;
-        }
-        // set initial value
-        $upcoming = false;
-        //next let's get all datetimes and loop through them
-        $datetimes = $this->datetimes_in_chronological_order();
-        foreach ($datetimes as $datetime) {
-            if ($datetime instanceof EE_Datetime) {
-                //if this dtt is expired then we continue cause one of the other datetimes might be upcoming.
-                if ($datetime->is_expired()) {
-                    continue;
-                }
-                //if this dtt is active then we return false.
-                if ($datetime->is_active()) {
-                    return false;
-                }
-                //otherwise let's check upcoming status
-                $upcoming = $datetime->is_upcoming();
-            }
-        }
-        return $upcoming;
-    }
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     */
-    public function is_active()
-    {
-        // check if event id is present and if this event is published
-        if ($this->is_inactive()) {
-            return false;
-        }
-        // set initial value
-        $active = false;
-        //next let's get all datetimes and loop through them
-        $datetimes = $this->datetimes_in_chronological_order();
-        foreach ($datetimes as $datetime) {
-            if ($datetime instanceof EE_Datetime) {
-                //if this dtt is expired then we continue cause one of the other datetimes might be active.
-                if ($datetime->is_expired()) {
-                    continue;
-                }
-                //if this dtt is upcoming then we return false.
-                if ($datetime->is_upcoming()) {
-                    return false;
-                }
-                //otherwise let's check active status
-                $active = $datetime->is_active();
-            }
-        }
-        return $active;
-    }
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     */
-    public function is_expired()
-    {
-        // check if event id is present and if this event is published
-        if ($this->is_inactive()) {
-            return false;
-        }
-        // set initial value
-        $expired = false;
-        //first let's get all datetimes and loop through them
-        $datetimes = $this->datetimes_in_chronological_order();
-        foreach ($datetimes as $datetime) {
-            if ($datetime instanceof EE_Datetime) {
-                //if this dtt is upcoming or active then we return false.
-                if ($datetime->is_upcoming() || $datetime->is_active()) {
-                    return false;
-                }
-                //otherwise let's check active status
-                $expired = $datetime->is_expired();
-            }
-        }
-        return $expired;
-    }
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     */
-    public function is_inactive()
-    {
-        // check if event id is present and if this event is published
-        if ($this->_has_ID_and_is_published()) {
-            return false;
-        }
-        return true;
-    }
-
-
-    /**
-     * calculate spaces remaining based on "saleable" tickets
-     *
-     * @param array $tickets
-     * @param bool $filtered
-     * @return int|float
-     * @throws EE_Error
-     * @throws DomainException
-     * @throws UnexpectedEntityException
-     */
-    public function spaces_remaining($tickets = array(), $filtered = true)
-    {
-        $this->getAvailableSpacesCalculator()->setActiveTickets($tickets);
-        $spaces_remaining = $this->getAvailableSpacesCalculator()->spacesRemaining();
-        return $filtered
-            ? apply_filters(
-                'FHEE_EE_Event__spaces_remaining',
-                $spaces_remaining,
-                $this,
-                $tickets
-            )
-            : $spaces_remaining;
-    }
-
-
-    /**
-     *    perform_sold_out_status_check
-     *    checks all of this events's datetime  reg_limit - sold values to determine if ANY datetimes have spaces available...
-     *    if NOT, then the event status will get toggled to 'sold_out'
-     *
-     * @return bool    return the ACTUAL sold out state.
-     * @throws EE_Error
-     * @throws DomainException
-     * @throws UnexpectedEntityException
-     */
-    public function perform_sold_out_status_check()
-    {
-        // get all unexpired untrashed tickets
-        $tickets = $this->tickets(
-            array(
-                array('TKT_deleted' => false),
-                'order_by' => array('TKT_qty' => 'ASC'),
-            )
-        );
-        $all_expired = true;
-        foreach ($tickets as $ticket) {
-            if(!$ticket->is_expired()){
-                $all_expired = false;
-                break;
-            }
-        }
-        // if all the tickets are just expired, then don't update the event status to sold out
-        if ($all_expired) {
-            return true;
-        }
-        $spaces_remaining = $this->spaces_remaining($tickets);
-        if ($spaces_remaining < 1) {
-            $this->set_status(EEM_Event::sold_out);
-            $this->save();
-            $sold_out = true;
-        } else {
-            $sold_out = false;
-            // was event previously marked as sold out ?
-            if ($this->status() === EEM_Event::sold_out) {
-                // revert status to previous value, if it was set
-                $previous_event_status = $this->get_post_meta('_previous_event_status', true);
-                if ($previous_event_status) {
-                    $this->set_status($previous_event_status);
-                    $this->save();
-                }
-            }
-        }
-        do_action('AHEE__EE_Event__perform_sold_out_status_check__end', $this, $sold_out, $spaces_remaining, $tickets);
-        return $sold_out;
-    }
-
-
-
-    /**
-     * This returns the total remaining spaces for sale on this event.
-     *
-     * @uses EE_Event::total_available_spaces()
-     * @return float|int
-     * @throws EE_Error
-     * @throws DomainException
-     * @throws UnexpectedEntityException
-     */
-    public function spaces_remaining_for_sale()
-    {
-        return $this->total_available_spaces(true);
-    }
-
-
-
-    /**
-     * This returns the total spaces available for an event
-     * while considering all the qtys on the tickets and the reg limits
-     * on the datetimes attached to this event.
-     *
-     * @param   bool $consider_sold Whether to consider any tickets that have already sold in our calculation.
-     *                              If this is false, then we return the most tickets that could ever be sold
-     *                              for this event with the datetime and tickets setup on the event under optimal
-     *                              selling conditions.  Otherwise we return a live calculation of spaces available
-     *                              based on tickets sold.  Depending on setup and stage of sales, this
-     *                              may appear to equal remaining tickets.  However, the more tickets are
-     *                              sold out, the more accurate the "live" total is.
-     * @return float|int
-     * @throws EE_Error
-     * @throws DomainException
-     * @throws UnexpectedEntityException
-     */
-    public function total_available_spaces($consider_sold = false)
-    {
-        $spaces_available = $consider_sold
-            ? $this->getAvailableSpacesCalculator()->spacesRemaining()
-            : $this->getAvailableSpacesCalculator()->totalSpacesAvailable();
-        return apply_filters(
-            'FHEE_EE_Event__total_available_spaces__spaces_available',
-            $spaces_available,
-            $this,
-            $this->getAvailableSpacesCalculator()->getDatetimes(),
-            $this->getAvailableSpacesCalculator()->getActiveTickets()
-        );
-    }
-
-
-    /**
-     * Checks if the event is set to sold out
-     *
-     * @param  bool $actual whether or not to perform calculations to not only figure the
-     *                      actual status but also to flip the status if necessary to sold
-     *                      out If false, we just check the existing status of the event
-     * @return boolean
-     * @throws EE_Error
-     */
-    public function is_sold_out($actual = false)
-    {
-        if (!$actual) {
-            return $this->status() === EEM_Event::sold_out;
-        }
-        return $this->perform_sold_out_status_check();
-    }
-
-
-    /**
-     * Checks if the event is marked as postponed
-     *
-     * @return boolean
-     */
-    public function is_postponed()
-    {
-        return $this->status() === EEM_Event::postponed;
-    }
-
-
-    /**
-     * Checks if the event is marked as cancelled
-     *
-     * @return boolean
-     */
-    public function is_cancelled()
-    {
-        return $this->status() === EEM_Event::cancelled;
-    }
-
-
-    /**
-     * Get the logical active status in a hierarchical order for all the datetimes.  Note
-     * Basically, we order the datetimes by EVT_start_date.  Then first test on whether the event is published.  If its
-     * NOT published then we test for whether its expired or not.  IF it IS published then we test first on whether an
-     * event has any active dates.  If no active dates then we check for any upcoming dates.  If no upcoming dates then
-     * the event is considered expired.
-     * NOTE: this method does NOT calculate whether the datetimes are sold out when event is published.  Sold Out is a status
-     * set on the EVENT when it is not published and thus is done
-     *
-     * @param bool $reset
-     * @return bool | string - based on EE_Datetime active constants or FALSE if error.
-     * @throws EE_Error
-     */
-    public function get_active_status($reset = false)
-    {
-        // if the active status has already been set, then just use that value (unless we are resetting it)
-        if (!empty($this->_active_status) && !$reset) {
-            return $this->_active_status;
-        }
-        //first check if event id is present on this object
-        if (!$this->ID()) {
-            return false;
-        }
-        $where_params_for_event = array(array('EVT_ID' => $this->ID()));
-        //if event is published:
-        if ($this->status() === 'publish') {
-            //active?
-            if (EEM_Datetime::instance()->get_datetime_count_for_status(EE_Datetime::active, $where_params_for_event) > 0) {
-                $this->_active_status = EE_Datetime::active;
-            } else {
-                //upcoming?
-                if (EEM_Datetime::instance()->get_datetime_count_for_status(EE_Datetime::upcoming, $where_params_for_event) > 0) {
-                    $this->_active_status = EE_Datetime::upcoming;
-                } else {
-                    //expired?
-                    if (
-                        EEM_Datetime::instance()->get_datetime_count_for_status(EE_Datetime::expired, $where_params_for_event) > 0
-                    ) {
-                        $this->_active_status = EE_Datetime::expired;
-                    } else {
-                        //it would be odd if things make it this far because it basically means there are no datetime's
-                        //attached to the event.  So in this case it will just be considered inactive.
-                        $this->_active_status = EE_Datetime::inactive;
-                    }
-                }
-            }
-        } else {
-            //the event is not published, so let's just set it's active status according to its' post status
-            switch ($this->status()) {
-                case EEM_Event::sold_out :
-                    $this->_active_status = EE_Datetime::sold_out;
-                    break;
-                case EEM_Event::cancelled :
-                    $this->_active_status = EE_Datetime::cancelled;
-                    break;
-                case EEM_Event::postponed :
-                    $this->_active_status = EE_Datetime::postponed;
-                    break;
-                default :
-                    $this->_active_status = EE_Datetime::inactive;
-            }
-        }
-        return $this->_active_status;
-    }
-
-
-    /**
-     *    pretty_active_status
-     *
-     * @access public
-     * @param boolean $echo whether to return (FALSE), or echo out the result (TRUE)
-     * @return mixed void|string
-     * @throws EE_Error
-     */
-    public function pretty_active_status($echo = true)
-    {
-        $active_status = $this->get_active_status();
-        $status = '<span class="ee-status event-active-status-'
-            . $active_status
-            . '">'
-            . EEH_Template::pretty_status($active_status, false, 'sentence')
-            . '</span>';
-        if ($echo) {
-            echo $status;
-            return '';
-        }
-        return $status;
-    }
-
-
-    /**
-     * @return bool|int
-     * @throws EE_Error
-     */
-    public function get_number_of_tickets_sold()
-    {
-        $tkt_sold = 0;
-        if (!$this->ID()) {
-            return 0;
-        }
-        $datetimes = $this->datetimes();
-        foreach ($datetimes as $datetime) {
-            if ($datetime instanceof EE_Datetime) {
-                $tkt_sold += $datetime->sold();
-            }
-        }
-        return $tkt_sold;
-    }
-
-
-    /**
-     * This just returns a count of all the registrations for this event
-     *
-     * @access  public
-     * @return int
-     * @throws EE_Error
-     */
-    public function get_count_of_all_registrations()
-    {
-        return EEM_Event::instance()->count_related($this, 'Registration');
-    }
-
-
-    /**
-     * This returns the ticket with the earliest start time that is
-     * available for this event (across all datetimes attached to the event)
-     *
-     * @return EE_Base_Class|EE_Ticket|null
-     * @throws EE_Error
-     */
-    public function get_ticket_with_earliest_start_time()
-    {
-        $where['Datetime.EVT_ID'] = $this->ID();
-        $query_params = array($where, 'order_by' => array('TKT_start_date' => 'ASC'));
-        return EE_Registry::instance()->load_model('Ticket')->get_one($query_params);
-    }
-
-
-    /**
-     * This returns the ticket with the latest end time that is available
-     * for this event (across all datetimes attached to the event)
-     *
-     * @return EE_Base_Class|EE_Ticket|null
-     * @throws EE_Error
-     */
-    public function get_ticket_with_latest_end_time()
-    {
-        $where['Datetime.EVT_ID'] = $this->ID();
-        $query_params = array($where, 'order_by' => array('TKT_end_date' => 'DESC'));
-        return EE_Registry::instance()->load_model('Ticket')->get_one($query_params);
-    }
-
-
-    /**
-     * This returns whether there are any tickets on sale for this event.
-     *
-     * @return bool true = YES tickets on sale.
-     * @throws EE_Error
-     */
-    public function tickets_on_sale()
-    {
-        $earliest_ticket = $this->get_ticket_with_earliest_start_time();
-        $latest_ticket = $this->get_ticket_with_latest_end_time();
-        if (!$latest_ticket instanceof EE_Ticket && !$earliest_ticket instanceof EE_Ticket) {
-            return false;
-        }
-        //check on sale for these two tickets.
-        if ($latest_ticket->is_on_sale() || $earliest_ticket->is_on_sale()) {
-            return true;
-        }
-        return false;
-    }
-
-
-    /**
-     * Gets the URL for viewing this event on the front-end. Overrides parent
-     * to check for an external URL first
-     *
-     * @return string
-     * @throws EE_Error
-     */
-    public function get_permalink()
-    {
-        if ($this->external_url()) {
-            return $this->external_url();
-        }
-        return parent::get_permalink();
-    }
-
-
-    /**
-     * Gets the first term for 'espresso_event_categories' we can find
-     *
-     * @param array $query_params like EEM_Base::get_all
-     * @return EE_Base_Class|EE_Term|null
-     * @throws EE_Error
-     */
-    public function first_event_category($query_params = array())
-    {
-        $query_params[0]['Term_Taxonomy.taxonomy'] = 'espresso_event_categories';
-        $query_params[0]['Term_Taxonomy.Event.EVT_ID'] = $this->ID();
-        return EEM_Term::instance()->get_one($query_params);
-    }
-
-
-    /**
-     * Gets all terms for 'espresso_event_categories' we can find
-     *
-     * @param array $query_params
-     * @return EE_Base_Class[]|EE_Term[]
-     * @throws EE_Error
-     */
-    public function get_all_event_categories($query_params = array())
-    {
-        $query_params[0]['Term_Taxonomy.taxonomy'] = 'espresso_event_categories';
-        $query_params[0]['Term_Taxonomy.Event.EVT_ID'] = $this->ID();
-        return EEM_Term::instance()->get_all($query_params);
-    }
-
-
-    /**
-     * Gets all the question groups, ordering them by QSG_order ascending
-     *
-     * @param array $query_params @see EEM_Base::get_all
-     * @return EE_Base_Class[]|EE_Question_Group[]
-     * @throws EE_Error
-     */
-    public function question_groups($query_params = array())
-    {
-        $query_params = !empty($query_params) ? $query_params : array('order_by' => array('QSG_order' => 'ASC'));
-        return $this->get_many_related('Question_Group', $query_params);
-    }
-
-
-    /**
-     * Implementation for EEI_Has_Icon interface method.
-     *
-     * @see EEI_Visual_Representation for comments
-     * @return string
-     */
-    public function get_icon()
-    {
-        return '<span class="dashicons dashicons-flag"></span>';
-    }
-
-
-    /**
-     * Implementation for EEI_Admin_Links interface method.
-     *
-     * @see EEI_Admin_Links for comments
-     * @return string
-     * @throws EE_Error
-     */
-    public function get_admin_details_link()
-    {
-        return $this->get_admin_edit_link();
-    }
-
-
-    /**
-     * Implementation for EEI_Admin_Links interface method.
-     *
-     * @see EEI_Admin_Links for comments
-     * @return string
-     * @throws EE_Error
-     */
-    public function get_admin_edit_link()
-    {
-        return EEH_URL::add_query_args_and_nonce(array(
-            'page' => 'espresso_events',
-            'action' => 'edit',
-            'post' => $this->ID(),
-        ),
-            admin_url('admin.php')
-        );
-    }
-
-
-    /**
-     * Implementation for EEI_Admin_Links interface method.
-     *
-     * @see EEI_Admin_Links for comments
-     * @return string
-     */
-    public function get_admin_settings_link()
-    {
-        return EEH_URL::add_query_args_and_nonce(array(
-            'page' => 'espresso_events',
-            'action' => 'default_event_settings',
-        ),
-            admin_url('admin.php')
-        );
-    }
-
-
-    /**
-     * Implementation for EEI_Admin_Links interface method.
-     *
-     * @see EEI_Admin_Links for comments
-     * @return string
-     */
-    public function get_admin_overview_link()
-    {
-        return EEH_URL::add_query_args_and_nonce(array(
-            'page' => 'espresso_events',
-            'action' => 'default',
-        ),
-            admin_url('admin.php')
-        );
-    }
+	/**
+	 * cached value for the the logical active status for the event
+	 *
+	 * @see get_active_status()
+	 * @var string
+	 */
+	protected $_active_status = '';
+
+	/**
+	 * This is just used for caching the Primary Datetime for the Event on initial retrieval
+	 *
+	 * @var EE_Datetime
+	 */
+	protected $_Primary_Datetime;
+
+	/**
+	 * @var EventSpacesCalculator $available_spaces_calculator
+	 */
+	protected $available_spaces_calculator;
+
+
+	/**
+	 * @param array $props_n_values incoming values
+	 * @param string $timezone incoming timezone (if not set the timezone set for the website will be
+	 *                                        used.)
+	 * @param array $date_formats incoming date_formats in an array where the first value is the
+	 *                                        date_format and the second value is the time format
+	 * @return EE_Event
+	 * @throws EE_Error
+	 */
+	public static function new_instance($props_n_values = array(), $timezone = null, $date_formats = array())
+	{
+		$has_object = parent::_check_for_object($props_n_values, __CLASS__, $timezone, $date_formats);
+		return $has_object ? $has_object : new self($props_n_values, false, $timezone, $date_formats);
+	}
+
+
+	/**
+	 * @param array $props_n_values incoming values from the database
+	 * @param string $timezone incoming timezone as set by the model.  If not set the timezone for
+	 *                                the website will be used.
+	 * @return EE_Event
+	 * @throws EE_Error
+	 */
+	public static function new_instance_from_db($props_n_values = array(), $timezone = null)
+	{
+		return new self($props_n_values, true, $timezone);
+	}
+
+
+
+	/**
+	 * @return EventSpacesCalculator
+	 * @throws \EE_Error
+	 */
+	public function getAvailableSpacesCalculator()
+	{
+		if(! $this->available_spaces_calculator instanceof EventSpacesCalculator){
+			$this->available_spaces_calculator = new EventSpacesCalculator($this);
+		}
+		return $this->available_spaces_calculator;
+	}
+
+
+
+	/**
+	 * Overrides parent set() method so that all calls to set( 'status', $status ) can be routed to internal methods
+	 *
+	 * @param string $field_name
+	 * @param mixed $field_value
+	 * @param bool $use_default
+	 * @throws EE_Error
+	 */
+	public function set($field_name, $field_value, $use_default = false)
+	{
+		switch ($field_name) {
+			case 'status' :
+				$this->set_status($field_value, $use_default);
+				break;
+			default :
+				parent::set($field_name, $field_value, $use_default);
+		}
+	}
+
+
+	/**
+	 *    set_status
+	 * Checks if event status is being changed to SOLD OUT
+	 * and updates event meta data with previous event status
+	 * so that we can revert things if/when the event is no longer sold out
+	 *
+	 * @access public
+	 * @param string $new_status
+	 * @param bool $use_default
+	 * @return void
+	 * @throws EE_Error
+	 */
+	public function set_status($new_status = null, $use_default = false)
+	{
+		// if nothing is set, and we aren't explicitly wanting to reset the status, then just leave
+		if (empty($new_status) && !$use_default) {
+			return;
+		}
+		// get current Event status
+		$old_status = $this->status();
+		// if status has changed
+		if ($old_status !== $new_status) {
+			// TO sold_out
+			if ($new_status === EEM_Event::sold_out) {
+				// save the previous event status so that we can revert if the event is no longer sold out
+				$this->add_post_meta('_previous_event_status', $old_status);
+				do_action('AHEE__EE_Event__set_status__to_sold_out', $this, $old_status, $new_status);
+				// OR FROM  sold_out
+			} else if ($old_status === EEM_Event::sold_out) {
+				$this->delete_post_meta('_previous_event_status');
+				do_action('AHEE__EE_Event__set_status__from_sold_out', $this, $old_status, $new_status);
+			}
+			//clear out the active status so that it gets reset the next time it is requested
+			$this->_active_status = null;
+			// update status
+			parent::set('status', $new_status, $use_default);
+			do_action('AHEE__EE_Event__set_status__after_update', $this);
+			return;
+		}
+		// even though the old value matches the new value, it's still good to
+		// allow the parent set method to have a say
+		parent::set('status', $new_status, $use_default);
+	}
+
+
+	/**
+	 * Gets all the datetimes for this event
+	 *
+	 * @param array $query_params like EEM_Base::get_all
+	 * @return EE_Base_Class[]|EE_Datetime[]
+	 * @throws EE_Error
+	 */
+	public function datetimes($query_params = array())
+	{
+		return $this->get_many_related('Datetime', $query_params);
+	}
+
+
+	/**
+	 * Gets all the datetimes for this event, ordered by DTT_EVT_start in ascending order
+	 *
+	 * @return EE_Base_Class[]|EE_Datetime[]
+	 * @throws EE_Error
+	 */
+	public function datetimes_in_chronological_order()
+	{
+		return $this->get_many_related('Datetime', array('order_by' => array('DTT_EVT_start' => 'ASC')));
+	}
+
+
+	/**
+	 * Gets all the datetimes for this event, ordered by the DTT_order on the datetime.
+	 * @darren, we should probably UNSET timezone on the EEM_Datetime model
+	 * after running our query, so that this timezone isn't set for EVERY query
+	 * on EEM_Datetime for the rest of the request, no?
+	 *
+	 * @param boolean $show_expired whether or not to include expired events
+	 * @param boolean $show_deleted whether or not to include deleted events
+	 * @param null $limit
+	 * @return EE_Datetime[]
+	 * @throws EE_Error
+	 */
+	public function datetimes_ordered($show_expired = true, $show_deleted = false, $limit = null)
+	{
+		return EEM_Datetime::instance($this->_timezone)->get_datetimes_for_event_ordered_by_DTT_order(
+			$this->ID(),
+			$show_expired,
+			$show_deleted,
+			$limit
+		);
+	}
+
+
+	/**
+	 * Returns one related datetime. Mostly only used by some legacy code.
+	 *
+	 * @return EE_Base_Class|EE_Datetime
+	 * @throws EE_Error
+	 */
+	public function first_datetime()
+	{
+		return $this->get_first_related('Datetime');
+	}
+
+
+	/**
+	 * Returns the 'primary' datetime for the event
+	 *
+	 * @param bool $try_to_exclude_expired
+	 * @param bool $try_to_exclude_deleted
+	 * @return EE_Datetime
+	 * @throws EE_Error
+	 */
+	public function primary_datetime($try_to_exclude_expired = true, $try_to_exclude_deleted = true)
+	{
+		if (!empty ($this->_Primary_Datetime)) {
+			return $this->_Primary_Datetime;
+		}
+		$this->_Primary_Datetime = EEM_Datetime::instance($this->_timezone)->get_primary_datetime_for_event(
+			$this->ID(),
+			$try_to_exclude_expired,
+			$try_to_exclude_deleted
+		);
+		return $this->_Primary_Datetime;
+	}
+
+
+	/**
+	 * Gets all the tickets available for purchase of this event
+	 *
+	 * @param array $query_params like EEM_Base::get_all
+	 * @return EE_Base_Class[]|EE_Ticket[]
+	 * @throws EE_Error
+	 */
+	public function tickets($query_params = array())
+	{
+		//first get all datetimes
+		$datetimes = $this->datetimes_ordered();
+		if (!$datetimes) {
+			return array();
+		}
+		$datetime_ids = array();
+		foreach ($datetimes as $datetime) {
+			$datetime_ids[] = $datetime->ID();
+		}
+		$where_params = array('Datetime.DTT_ID' => array('IN', $datetime_ids));
+		//if incoming $query_params has where conditions let's merge but not override existing.
+		if (is_array($query_params) && isset($query_params[0])) {
+			$where_params = array_merge($query_params[0], $where_params);
+			unset($query_params[0]);
+		}
+		//now add $where_params to $query_params
+		$query_params[0] = $where_params;
+		return EEM_Ticket::instance()->get_all($query_params);
+	}
+
+
+	/**
+	 * get all unexpired untrashed tickets
+	 *
+	 * @return EE_Ticket[]
+	 * @throws EE_Error
+	 */
+	public function active_tickets()
+	{
+		return $this->tickets(array(
+			array(
+				'TKT_end_date' => array('>=', EEM_Ticket::instance()->current_time_for_query('TKT_end_date')),
+				'TKT_deleted' => false,
+			),
+		));
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function additional_limit()
+	{
+		return $this->get('EVT_additional_limit');
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function allow_overflow()
+	{
+		return $this->get('EVT_allow_overflow');
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function created()
+	{
+		return $this->get('EVT_created');
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function description()
+	{
+		return $this->get('EVT_desc');
+	}
+
+
+	/**
+	 * Runs do_shortcode and wpautop on the description
+	 *
+	 * @return string of html
+	 * @throws EE_Error
+	 */
+	public function description_filtered()
+	{
+		return $this->get_pretty('EVT_desc');
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function display_description()
+	{
+		return $this->get('EVT_display_desc');
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function display_ticket_selector()
+	{
+		return (bool)$this->get('EVT_display_ticket_selector');
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function external_url()
+	{
+		return $this->get('EVT_external_URL');
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function member_only()
+	{
+		return $this->get('EVT_member_only');
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function phone()
+	{
+		return $this->get('EVT_phone');
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function modified()
+	{
+		return $this->get('EVT_modified');
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function name()
+	{
+		return $this->get('EVT_name');
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function order()
+	{
+		return $this->get('EVT_order');
+	}
+
+
+	/**
+	 * @return bool|string
+	 * @throws EE_Error
+	 */
+	public function default_registration_status()
+	{
+		$event_default_registration_status = $this->get('EVT_default_registration_status');
+		return !empty($event_default_registration_status)
+			? $event_default_registration_status
+			: EE_Registry::instance()->CFG->registration->default_STS_ID;
+	}
+
+
+	/**
+	 * @param int $num_words
+	 * @param null $more
+	 * @param bool $not_full_desc
+	 * @return bool|string
+	 * @throws EE_Error
+	 */
+	public function short_description($num_words = 55, $more = null, $not_full_desc = false)
+	{
+		$short_desc = $this->get('EVT_short_desc');
+		if (!empty($short_desc) || $not_full_desc) {
+			return $short_desc;
+		}
+		$full_desc = $this->get('EVT_desc');
+		return wp_trim_words($full_desc, $num_words, $more);
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function slug()
+	{
+		return $this->get('EVT_slug');
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function timezone_string()
+	{
+		return $this->get('EVT_timezone_string');
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function visible_on()
+	{
+		return $this->get('EVT_visible_on');
+	}
+
+
+	/**
+	 * @return int
+	 * @throws EE_Error
+	 */
+	public function wp_user()
+	{
+		return $this->get('EVT_wp_user');
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function donations()
+	{
+		return $this->get('EVT_donations');
+	}
+
+
+	/**
+	 * @param $limit
+	 * @throws EE_Error
+	 */
+	public function set_additional_limit($limit)
+	{
+		$this->set('EVT_additional_limit', $limit);
+	}
+
+
+	/**
+	 * @param $created
+	 * @throws EE_Error
+	 */
+	public function set_created($created)
+	{
+		$this->set('EVT_created', $created);
+	}
+
+
+	/**
+	 * @param $desc
+	 * @throws EE_Error
+	 */
+	public function set_description($desc)
+	{
+		$this->set('EVT_desc', $desc);
+	}
+
+
+	/**
+	 * @param $display_desc
+	 * @throws EE_Error
+	 */
+	public function set_display_description($display_desc)
+	{
+		$this->set('EVT_display_desc', $display_desc);
+	}
+
+
+	/**
+	 * @param $display_ticket_selector
+	 * @throws EE_Error
+	 */
+	public function set_display_ticket_selector($display_ticket_selector)
+	{
+		$this->set('EVT_display_ticket_selector', $display_ticket_selector);
+	}
+
+
+	/**
+	 * @param $external_url
+	 * @throws EE_Error
+	 */
+	public function set_external_url($external_url)
+	{
+		$this->set('EVT_external_URL', $external_url);
+	}
+
+
+	/**
+	 * @param $member_only
+	 * @throws EE_Error
+	 */
+	public function set_member_only($member_only)
+	{
+		$this->set('EVT_member_only', $member_only);
+	}
+
+
+	/**
+	 * @param $event_phone
+	 * @throws EE_Error
+	 */
+	public function set_event_phone($event_phone)
+	{
+		$this->set('EVT_phone', $event_phone);
+	}
+
+
+	/**
+	 * @param $modified
+	 * @throws EE_Error
+	 */
+	public function set_modified($modified)
+	{
+		$this->set('EVT_modified', $modified);
+	}
+
+
+	/**
+	 * @param $name
+	 * @throws EE_Error
+	 */
+	public function set_name($name)
+	{
+		$this->set('EVT_name', $name);
+	}
+
+
+	/**
+	 * @param $order
+	 * @throws EE_Error
+	 */
+	public function set_order($order)
+	{
+		$this->set('EVT_order', $order);
+	}
+
+
+	/**
+	 * @param $short_desc
+	 * @throws EE_Error
+	 */
+	public function set_short_description($short_desc)
+	{
+		$this->set('EVT_short_desc', $short_desc);
+	}
+
+
+	/**
+	 * @param $slug
+	 * @throws EE_Error
+	 */
+	public function set_slug($slug)
+	{
+		$this->set('EVT_slug', $slug);
+	}
+
+
+	/**
+	 * @param $timezone_string
+	 * @throws EE_Error
+	 */
+	public function set_timezone_string($timezone_string)
+	{
+		$this->set('EVT_timezone_string', $timezone_string);
+	}
+
+
+	/**
+	 * @param $visible_on
+	 * @throws EE_Error
+	 */
+	public function set_visible_on($visible_on)
+	{
+		$this->set('EVT_visible_on', $visible_on);
+	}
+
+
+	/**
+	 * @param $wp_user
+	 * @throws EE_Error
+	 */
+	public function set_wp_user($wp_user)
+	{
+		$this->set('EVT_wp_user', $wp_user);
+	}
+
+
+	/**
+	 * @param $default_registration_status
+	 * @throws EE_Error
+	 */
+	public function set_default_registration_status($default_registration_status)
+	{
+		$this->set('EVT_default_registration_status', $default_registration_status);
+	}
+
+
+	/**
+	 * @param $donations
+	 * @throws EE_Error
+	 */
+	public function set_donations($donations)
+	{
+		$this->set('EVT_donations', $donations);
+	}
+
+
+	/**
+	 * Adds a venue to this event
+	 *
+	 * @param EE_Venue /int $venue_id_or_obj
+	 * @return EE_Base_Class|EE_Venue
+	 * @throws EE_Error
+	 */
+	public function add_venue($venue_id_or_obj)
+	{
+		return $this->_add_relation_to($venue_id_or_obj, 'Venue');
+	}
+
+
+	/**
+	 * Removes a venue from the event
+	 *
+	 * @param EE_Venue /int $venue_id_or_obj
+	 * @return EE_Base_Class|EE_Venue
+	 * @throws EE_Error
+	 */
+	public function remove_venue($venue_id_or_obj)
+	{
+		return $this->_remove_relation_to($venue_id_or_obj, 'Venue');
+	}
+
+
+	/**
+	 * Gets all the venues related ot the event. May provide additional $query_params if desired
+	 *
+	 * @param array $query_params like EEM_Base::get_all's $query_params
+	 * @return EE_Base_Class[]|EE_Venue[]
+	 * @throws EE_Error
+	 */
+	public function venues($query_params = array())
+	{
+		return $this->get_many_related('Venue', $query_params);
+	}
+
+
+	/**
+	 * check if event id is present and if event is published
+	 *
+	 * @access public
+	 * @return boolean true yes, false no
+	 * @throws EE_Error
+	 */
+	private function _has_ID_and_is_published()
+	{
+		// first check if event id is present and not NULL,
+		// then check if this event is published (or any of the equivalent "published" statuses)
+		return
+			$this->ID() && $this->ID() !== null
+			&& (
+				$this->status() === 'publish'
+				|| $this->status() === EEM_Event::sold_out
+				|| $this->status() === EEM_Event::postponed
+				|| $this->status() === EEM_Event::cancelled
+			);
+	}
+
+
+	/**
+	 * This simply compares the internal dates with NOW and determines if the event is upcoming or not.
+	 *
+	 * @access public
+	 * @return boolean true yes, false no
+	 * @throws EE_Error
+	 */
+	public function is_upcoming()
+	{
+		// check if event id is present and if this event is published
+		if ($this->is_inactive()) {
+			return false;
+		}
+		// set initial value
+		$upcoming = false;
+		//next let's get all datetimes and loop through them
+		$datetimes = $this->datetimes_in_chronological_order();
+		foreach ($datetimes as $datetime) {
+			if ($datetime instanceof EE_Datetime) {
+				//if this dtt is expired then we continue cause one of the other datetimes might be upcoming.
+				if ($datetime->is_expired()) {
+					continue;
+				}
+				//if this dtt is active then we return false.
+				if ($datetime->is_active()) {
+					return false;
+				}
+				//otherwise let's check upcoming status
+				$upcoming = $datetime->is_upcoming();
+			}
+		}
+		return $upcoming;
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function is_active()
+	{
+		// check if event id is present and if this event is published
+		if ($this->is_inactive()) {
+			return false;
+		}
+		// set initial value
+		$active = false;
+		//next let's get all datetimes and loop through them
+		$datetimes = $this->datetimes_in_chronological_order();
+		foreach ($datetimes as $datetime) {
+			if ($datetime instanceof EE_Datetime) {
+				//if this dtt is expired then we continue cause one of the other datetimes might be active.
+				if ($datetime->is_expired()) {
+					continue;
+				}
+				//if this dtt is upcoming then we return false.
+				if ($datetime->is_upcoming()) {
+					return false;
+				}
+				//otherwise let's check active status
+				$active = $datetime->is_active();
+			}
+		}
+		return $active;
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function is_expired()
+	{
+		// check if event id is present and if this event is published
+		if ($this->is_inactive()) {
+			return false;
+		}
+		// set initial value
+		$expired = false;
+		//first let's get all datetimes and loop through them
+		$datetimes = $this->datetimes_in_chronological_order();
+		foreach ($datetimes as $datetime) {
+			if ($datetime instanceof EE_Datetime) {
+				//if this dtt is upcoming or active then we return false.
+				if ($datetime->is_upcoming() || $datetime->is_active()) {
+					return false;
+				}
+				//otherwise let's check active status
+				$expired = $datetime->is_expired();
+			}
+		}
+		return $expired;
+	}
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	public function is_inactive()
+	{
+		// check if event id is present and if this event is published
+		if ($this->_has_ID_and_is_published()) {
+			return false;
+		}
+		return true;
+	}
+
+
+	/**
+	 * calculate spaces remaining based on "saleable" tickets
+	 *
+	 * @param array $tickets
+	 * @param bool $filtered
+	 * @return int|float
+	 * @throws EE_Error
+	 * @throws DomainException
+	 * @throws UnexpectedEntityException
+	 */
+	public function spaces_remaining($tickets = array(), $filtered = true)
+	{
+		$this->getAvailableSpacesCalculator()->setActiveTickets($tickets);
+		$spaces_remaining = $this->getAvailableSpacesCalculator()->spacesRemaining();
+		return $filtered
+			? apply_filters(
+				'FHEE_EE_Event__spaces_remaining',
+				$spaces_remaining,
+				$this,
+				$tickets
+			)
+			: $spaces_remaining;
+	}
+
+
+	/**
+	 *    perform_sold_out_status_check
+	 *    checks all of this events's datetime  reg_limit - sold values to determine if ANY datetimes have spaces available...
+	 *    if NOT, then the event status will get toggled to 'sold_out'
+	 *
+	 * @return bool    return the ACTUAL sold out state.
+	 * @throws EE_Error
+	 * @throws DomainException
+	 * @throws UnexpectedEntityException
+	 */
+	public function perform_sold_out_status_check()
+	{
+		// get all unexpired untrashed tickets
+		$tickets = $this->tickets(
+			array(
+				array('TKT_deleted' => false),
+				'order_by' => array('TKT_qty' => 'ASC'),
+			)
+		);
+		$all_expired = true;
+		foreach ($tickets as $ticket) {
+			if(!$ticket->is_expired()){
+				$all_expired = false;
+				break;
+			}
+		}
+		// if all the tickets are just expired, then don't update the event status to sold out
+		if ($all_expired) {
+			return true;
+		}
+		$spaces_remaining = $this->spaces_remaining($tickets);
+		if ($spaces_remaining < 1) {
+			$this->set_status(EEM_Event::sold_out);
+			$this->save();
+			$sold_out = true;
+		} else {
+			$sold_out = false;
+			// was event previously marked as sold out ?
+			if ($this->status() === EEM_Event::sold_out) {
+				// revert status to previous value, if it was set
+				$previous_event_status = $this->get_post_meta('_previous_event_status', true);
+				if ($previous_event_status) {
+					$this->set_status($previous_event_status);
+					$this->save();
+				}
+			}
+		}
+		do_action('AHEE__EE_Event__perform_sold_out_status_check__end', $this, $sold_out, $spaces_remaining, $tickets);
+		return $sold_out;
+	}
+
+
+
+	/**
+	 * This returns the total remaining spaces for sale on this event.
+	 *
+	 * @uses EE_Event::total_available_spaces()
+	 * @return float|int
+	 * @throws EE_Error
+	 * @throws DomainException
+	 * @throws UnexpectedEntityException
+	 */
+	public function spaces_remaining_for_sale()
+	{
+		return $this->total_available_spaces(true);
+	}
+
+
+
+	/**
+	 * This returns the total spaces available for an event
+	 * while considering all the qtys on the tickets and the reg limits
+	 * on the datetimes attached to this event.
+	 *
+	 * @param   bool $consider_sold Whether to consider any tickets that have already sold in our calculation.
+	 *                              If this is false, then we return the most tickets that could ever be sold
+	 *                              for this event with the datetime and tickets setup on the event under optimal
+	 *                              selling conditions.  Otherwise we return a live calculation of spaces available
+	 *                              based on tickets sold.  Depending on setup and stage of sales, this
+	 *                              may appear to equal remaining tickets.  However, the more tickets are
+	 *                              sold out, the more accurate the "live" total is.
+	 * @return float|int
+	 * @throws EE_Error
+	 * @throws DomainException
+	 * @throws UnexpectedEntityException
+	 */
+	public function total_available_spaces($consider_sold = false)
+	{
+		$spaces_available = $consider_sold
+			? $this->getAvailableSpacesCalculator()->spacesRemaining()
+			: $this->getAvailableSpacesCalculator()->totalSpacesAvailable();
+		return apply_filters(
+			'FHEE_EE_Event__total_available_spaces__spaces_available',
+			$spaces_available,
+			$this,
+			$this->getAvailableSpacesCalculator()->getDatetimes(),
+			$this->getAvailableSpacesCalculator()->getActiveTickets()
+		);
+	}
+
+
+	/**
+	 * Checks if the event is set to sold out
+	 *
+	 * @param  bool $actual whether or not to perform calculations to not only figure the
+	 *                      actual status but also to flip the status if necessary to sold
+	 *                      out If false, we just check the existing status of the event
+	 * @return boolean
+	 * @throws EE_Error
+	 */
+	public function is_sold_out($actual = false)
+	{
+		if (!$actual) {
+			return $this->status() === EEM_Event::sold_out;
+		}
+		return $this->perform_sold_out_status_check();
+	}
+
+
+	/**
+	 * Checks if the event is marked as postponed
+	 *
+	 * @return boolean
+	 */
+	public function is_postponed()
+	{
+		return $this->status() === EEM_Event::postponed;
+	}
+
+
+	/**
+	 * Checks if the event is marked as cancelled
+	 *
+	 * @return boolean
+	 */
+	public function is_cancelled()
+	{
+		return $this->status() === EEM_Event::cancelled;
+	}
+
+
+	/**
+	 * Get the logical active status in a hierarchical order for all the datetimes.  Note
+	 * Basically, we order the datetimes by EVT_start_date.  Then first test on whether the event is published.  If its
+	 * NOT published then we test for whether its expired or not.  IF it IS published then we test first on whether an
+	 * event has any active dates.  If no active dates then we check for any upcoming dates.  If no upcoming dates then
+	 * the event is considered expired.
+	 * NOTE: this method does NOT calculate whether the datetimes are sold out when event is published.  Sold Out is a status
+	 * set on the EVENT when it is not published and thus is done
+	 *
+	 * @param bool $reset
+	 * @return bool | string - based on EE_Datetime active constants or FALSE if error.
+	 * @throws EE_Error
+	 */
+	public function get_active_status($reset = false)
+	{
+		// if the active status has already been set, then just use that value (unless we are resetting it)
+		if (!empty($this->_active_status) && !$reset) {
+			return $this->_active_status;
+		}
+		//first check if event id is present on this object
+		if (!$this->ID()) {
+			return false;
+		}
+		$where_params_for_event = array(array('EVT_ID' => $this->ID()));
+		//if event is published:
+		if ($this->status() === 'publish') {
+			//active?
+			if (EEM_Datetime::instance()->get_datetime_count_for_status(EE_Datetime::active, $where_params_for_event) > 0) {
+				$this->_active_status = EE_Datetime::active;
+			} else {
+				//upcoming?
+				if (EEM_Datetime::instance()->get_datetime_count_for_status(EE_Datetime::upcoming, $where_params_for_event) > 0) {
+					$this->_active_status = EE_Datetime::upcoming;
+				} else {
+					//expired?
+					if (
+						EEM_Datetime::instance()->get_datetime_count_for_status(EE_Datetime::expired, $where_params_for_event) > 0
+					) {
+						$this->_active_status = EE_Datetime::expired;
+					} else {
+						//it would be odd if things make it this far because it basically means there are no datetime's
+						//attached to the event.  So in this case it will just be considered inactive.
+						$this->_active_status = EE_Datetime::inactive;
+					}
+				}
+			}
+		} else {
+			//the event is not published, so let's just set it's active status according to its' post status
+			switch ($this->status()) {
+				case EEM_Event::sold_out :
+					$this->_active_status = EE_Datetime::sold_out;
+					break;
+				case EEM_Event::cancelled :
+					$this->_active_status = EE_Datetime::cancelled;
+					break;
+				case EEM_Event::postponed :
+					$this->_active_status = EE_Datetime::postponed;
+					break;
+				default :
+					$this->_active_status = EE_Datetime::inactive;
+			}
+		}
+		return $this->_active_status;
+	}
+
+
+	/**
+	 *    pretty_active_status
+	 *
+	 * @access public
+	 * @param boolean $echo whether to return (FALSE), or echo out the result (TRUE)
+	 * @return mixed void|string
+	 * @throws EE_Error
+	 */
+	public function pretty_active_status($echo = true)
+	{
+		$active_status = $this->get_active_status();
+		$status = '<span class="ee-status event-active-status-'
+			. $active_status
+			. '">'
+			. EEH_Template::pretty_status($active_status, false, 'sentence')
+			. '</span>';
+		if ($echo) {
+			echo $status;
+			return '';
+		}
+		return $status;
+	}
+
+
+	/**
+	 * @return bool|int
+	 * @throws EE_Error
+	 */
+	public function get_number_of_tickets_sold()
+	{
+		$tkt_sold = 0;
+		if (!$this->ID()) {
+			return 0;
+		}
+		$datetimes = $this->datetimes();
+		foreach ($datetimes as $datetime) {
+			if ($datetime instanceof EE_Datetime) {
+				$tkt_sold += $datetime->sold();
+			}
+		}
+		return $tkt_sold;
+	}
+
+
+	/**
+	 * This just returns a count of all the registrations for this event
+	 *
+	 * @access  public
+	 * @return int
+	 * @throws EE_Error
+	 */
+	public function get_count_of_all_registrations()
+	{
+		return EEM_Event::instance()->count_related($this, 'Registration');
+	}
+
+
+	/**
+	 * This returns the ticket with the earliest start time that is
+	 * available for this event (across all datetimes attached to the event)
+	 *
+	 * @return EE_Base_Class|EE_Ticket|null
+	 * @throws EE_Error
+	 */
+	public function get_ticket_with_earliest_start_time()
+	{
+		$where['Datetime.EVT_ID'] = $this->ID();
+		$query_params = array($where, 'order_by' => array('TKT_start_date' => 'ASC'));
+		return EE_Registry::instance()->load_model('Ticket')->get_one($query_params);
+	}
+
+
+	/**
+	 * This returns the ticket with the latest end time that is available
+	 * for this event (across all datetimes attached to the event)
+	 *
+	 * @return EE_Base_Class|EE_Ticket|null
+	 * @throws EE_Error
+	 */
+	public function get_ticket_with_latest_end_time()
+	{
+		$where['Datetime.EVT_ID'] = $this->ID();
+		$query_params = array($where, 'order_by' => array('TKT_end_date' => 'DESC'));
+		return EE_Registry::instance()->load_model('Ticket')->get_one($query_params);
+	}
+
+
+	/**
+	 * This returns whether there are any tickets on sale for this event.
+	 *
+	 * @return bool true = YES tickets on sale.
+	 * @throws EE_Error
+	 */
+	public function tickets_on_sale()
+	{
+		$earliest_ticket = $this->get_ticket_with_earliest_start_time();
+		$latest_ticket = $this->get_ticket_with_latest_end_time();
+		if (!$latest_ticket instanceof EE_Ticket && !$earliest_ticket instanceof EE_Ticket) {
+			return false;
+		}
+		//check on sale for these two tickets.
+		if ($latest_ticket->is_on_sale() || $earliest_ticket->is_on_sale()) {
+			return true;
+		}
+		return false;
+	}
+
+
+	/**
+	 * Gets the URL for viewing this event on the front-end. Overrides parent
+	 * to check for an external URL first
+	 *
+	 * @return string
+	 * @throws EE_Error
+	 */
+	public function get_permalink()
+	{
+		if ($this->external_url()) {
+			return $this->external_url();
+		}
+		return parent::get_permalink();
+	}
+
+
+	/**
+	 * Gets the first term for 'espresso_event_categories' we can find
+	 *
+	 * @param array $query_params like EEM_Base::get_all
+	 * @return EE_Base_Class|EE_Term|null
+	 * @throws EE_Error
+	 */
+	public function first_event_category($query_params = array())
+	{
+		$query_params[0]['Term_Taxonomy.taxonomy'] = 'espresso_event_categories';
+		$query_params[0]['Term_Taxonomy.Event.EVT_ID'] = $this->ID();
+		return EEM_Term::instance()->get_one($query_params);
+	}
+
+
+	/**
+	 * Gets all terms for 'espresso_event_categories' we can find
+	 *
+	 * @param array $query_params
+	 * @return EE_Base_Class[]|EE_Term[]
+	 * @throws EE_Error
+	 */
+	public function get_all_event_categories($query_params = array())
+	{
+		$query_params[0]['Term_Taxonomy.taxonomy'] = 'espresso_event_categories';
+		$query_params[0]['Term_Taxonomy.Event.EVT_ID'] = $this->ID();
+		return EEM_Term::instance()->get_all($query_params);
+	}
+
+
+	/**
+	 * Gets all the question groups, ordering them by QSG_order ascending
+	 *
+	 * @param array $query_params @see EEM_Base::get_all
+	 * @return EE_Base_Class[]|EE_Question_Group[]
+	 * @throws EE_Error
+	 */
+	public function question_groups($query_params = array())
+	{
+		$query_params = !empty($query_params) ? $query_params : array('order_by' => array('QSG_order' => 'ASC'));
+		return $this->get_many_related('Question_Group', $query_params);
+	}
+
+
+	/**
+	 * Implementation for EEI_Has_Icon interface method.
+	 *
+	 * @see EEI_Visual_Representation for comments
+	 * @return string
+	 */
+	public function get_icon()
+	{
+		return '<span class="dashicons dashicons-flag"></span>';
+	}
+
+
+	/**
+	 * Implementation for EEI_Admin_Links interface method.
+	 *
+	 * @see EEI_Admin_Links for comments
+	 * @return string
+	 * @throws EE_Error
+	 */
+	public function get_admin_details_link()
+	{
+		return $this->get_admin_edit_link();
+	}
+
+
+	/**
+	 * Implementation for EEI_Admin_Links interface method.
+	 *
+	 * @see EEI_Admin_Links for comments
+	 * @return string
+	 * @throws EE_Error
+	 */
+	public function get_admin_edit_link()
+	{
+		return EEH_URL::add_query_args_and_nonce(array(
+			'page' => 'espresso_events',
+			'action' => 'edit',
+			'post' => $this->ID(),
+		),
+			admin_url('admin.php')
+		);
+	}
+
+
+	/**
+	 * Implementation for EEI_Admin_Links interface method.
+	 *
+	 * @see EEI_Admin_Links for comments
+	 * @return string
+	 */
+	public function get_admin_settings_link()
+	{
+		return EEH_URL::add_query_args_and_nonce(array(
+			'page' => 'espresso_events',
+			'action' => 'default_event_settings',
+		),
+			admin_url('admin.php')
+		);
+	}
+
+
+	/**
+	 * Implementation for EEI_Admin_Links interface method.
+	 *
+	 * @see EEI_Admin_Links for comments
+	 * @return string
+	 */
+	public function get_admin_overview_link()
+	{
+		return EEH_URL::add_query_args_and_nonce(array(
+			'page' => 'espresso_events',
+			'action' => 'default',
+		),
+			admin_url('admin.php')
+		);
+	}
 
 }

Spacing +15 added lines, -15 removed lines

@@ -3,7 +3,7 @@ 
 use EventEspresso\core\domain\services\event\EventSpacesCalculator;
 use EventEspresso\core\exceptions\UnexpectedEntityException;
 
-if (!defined('EVENT_ESPRESSO_VERSION')) {
+if ( ! defined('EVENT_ESPRESSO_VERSION')) {
     exit('No direct script access allowed');
 }
 
@@ -75,7 +75,7 @@ 
      */
     public function getAvailableSpacesCalculator()
     {
-        if(! $this->available_spaces_calculator instanceof EventSpacesCalculator){
+        if ( ! $this->available_spaces_calculator instanceof EventSpacesCalculator) {
             $this->available_spaces_calculator = new EventSpacesCalculator($this);
         }
         return $this->available_spaces_calculator;
@@ -118,7 +118,7 @@ 
     public function set_status($new_status = null, $use_default = false)
     {
         // if nothing is set, and we aren't explicitly wanting to reset the status, then just leave
-        if (empty($new_status) && !$use_default) {
+        if (empty($new_status) && ! $use_default) {
             return;
         }
         // get current Event status
@@ -218,7 +218,7 @@ 
      */
     public function primary_datetime($try_to_exclude_expired = true, $try_to_exclude_deleted = true)
     {
-        if (!empty ($this->_Primary_Datetime)) {
+        if ( ! empty ($this->_Primary_Datetime)) {
             return $this->_Primary_Datetime;
         }
         $this->_Primary_Datetime = EEM_Datetime::instance($this->_timezone)->get_primary_datetime_for_event(
@@ -241,7 +241,7 @@ 
     {
         //first get all datetimes
         $datetimes = $this->datetimes_ordered();
-        if (!$datetimes) {
+        if ( ! $datetimes) {
             return array();
         }
         $datetime_ids = array();
@@ -345,7 +345,7 @@ 
      */
     public function display_ticket_selector()
     {
-        return (bool)$this->get('EVT_display_ticket_selector');
+        return (bool) $this->get('EVT_display_ticket_selector');
     }
 
 
@@ -416,7 +416,7 @@ 
     public function default_registration_status()
     {
         $event_default_registration_status = $this->get('EVT_default_registration_status');
-        return !empty($event_default_registration_status)
+        return ! empty($event_default_registration_status)
             ? $event_default_registration_status
             : EE_Registry::instance()->CFG->registration->default_STS_ID;
     }
@@ -432,7 +432,7 @@ 
     public function short_description($num_words = 55, $more = null, $not_full_desc = false)
     {
         $short_desc = $this->get('EVT_short_desc');
-        if (!empty($short_desc) || $not_full_desc) {
+        if ( ! empty($short_desc) || $not_full_desc) {
             return $short_desc;
         }
         $full_desc = $this->get('EVT_desc');
@@ -886,7 +886,7 @@ 
         );
         $all_expired = true;
         foreach ($tickets as $ticket) {
-            if(!$ticket->is_expired()){
+            if ( ! $ticket->is_expired()) {
                 $all_expired = false;
                 break;
             }
@@ -977,7 +977,7 @@ 
      */
     public function is_sold_out($actual = false)
     {
-        if (!$actual) {
+        if ( ! $actual) {
             return $this->status() === EEM_Event::sold_out;
         }
         return $this->perform_sold_out_status_check();
@@ -1022,11 +1022,11 @@ 
     public function get_active_status($reset = false)
     {
         // if the active status has already been set, then just use that value (unless we are resetting it)
-        if (!empty($this->_active_status) && !$reset) {
+        if ( ! empty($this->_active_status) && ! $reset) {
             return $this->_active_status;
         }
         //first check if event id is present on this object
-        if (!$this->ID()) {
+        if ( ! $this->ID()) {
             return false;
         }
         $where_params_for_event = array(array('EVT_ID' => $this->ID()));
@@ -1103,7 +1103,7 @@ 
     public function get_number_of_tickets_sold()
     {
         $tkt_sold = 0;
-        if (!$this->ID()) {
+        if ( ! $this->ID()) {
             return 0;
         }
         $datetimes = $this->datetimes();
@@ -1169,7 +1169,7 @@ 
     {
         $earliest_ticket = $this->get_ticket_with_earliest_start_time();
         $latest_ticket = $this->get_ticket_with_latest_end_time();
-        if (!$latest_ticket instanceof EE_Ticket && !$earliest_ticket instanceof EE_Ticket) {
+        if ( ! $latest_ticket instanceof EE_Ticket && ! $earliest_ticket instanceof EE_Ticket) {
             return false;
         }
         //check on sale for these two tickets.
@@ -1235,7 +1235,7 @@ 
      */
     public function question_groups($query_params = array())
     {
-        $query_params = !empty($query_params) ? $query_params : array('order_by' => array('QSG_order' => 'ASC'));
+        $query_params = ! empty($query_params) ? $query_params : array('order_by' => array('QSG_order' => 'ASC'));
         return $this->get_many_related('Question_Group', $query_params);
     }
 

core/services/context/ContextChecker.php

Indentation +143 added lines, -143 removed lines

@@ -22,148 +22,148 @@
 class ContextChecker
 {
 
-    /**
-     * A unique string used to identify where this ContextChecker is being employed
-     * Is currently only used within the hook name for the filterable return value of isAllowed().
-     *
-     * @var string $identifier
-     */
-    private $identifier;
-
-    /**
-     * A list of values to be compared against the slug of the Context class passed to isAllowed()
-     *
-     * @var array $acceptable_values
-     */
-    private $acceptable_values;
-
-    /**
-     * Closure that will be called to perform the evaluation within isAllowed().
-     * If none is provided, then a simple type sensitive in_array() check will be used
-     * and return true if the incoming Context::slug() is found within the array of $acceptable_values.
-     *
-     * @var Closure $evaluation_callback
-     */
-    private $evaluation_callback;
-
-
-    /**
-     * ContextChecker constructor.
-     *
-     * @param string       $identifier
-     * @param array        $acceptable_values
-     * @param Closure|null $evaluation_callback [optional]
-     */
-    public function __construct($identifier, array $acceptable_values, Closure $evaluation_callback = null)
-    {
-        $this->setIdentifier($identifier);
-        $this->setAcceptableValues($acceptable_values);
-        $this->setEvaluationCallback($evaluation_callback);
-    }
-
-
-    /**
-     * @param string $identifier
-     */
-    private function setIdentifier($identifier)
-    {
-        $this->identifier = sanitize_key($identifier);
-    }
-
-
-    /**
-     * @param array $acceptable_values
-     */
-    private function setAcceptableValues(array $acceptable_values)
-    {
-        $this->acceptable_values = $acceptable_values;
-    }
-
-
-    /**
-     * @param Closure $evaluation_callback
-     */
-    private function setEvaluationCallback(Closure $evaluation_callback = null)
-    {
-        $this->evaluation_callback = $evaluation_callback instanceof Closure
-            ? $evaluation_callback
-            : function (ContextInterface $context, $acceptable_values) {
-                return in_array($context->slug(), $acceptable_values, true);
-            };
-    }
-
-
-    /**
-     * @return string
-     */
-    protected function identifier()
-    {
-        return $this->identifier;
-    }
-
-
-    /**
-     * @return array
-     */
-    protected function acceptableValues()
-    {
-        return apply_filters(
-            "FHEE__EventEspresso_core_domain_entities_context_ContextChecker__{$this->identifier}__acceptableValues",
-            $this->acceptable_values
-        );
-    }
-
-
-    /**
-     * @return Closure
-     */
-    protected function evaluationCallback()
-    {
-        return $this->evaluation_callback;
-    }
-
-
-
-    /**
-     * Returns true if the incoming Context class slug matches one of the preset acceptable values.
-     * The result is filterable using the identifier for this ContextChecker.
-     * example:
-     * If this ContextChecker's $identifier was set to "registration-checkout-type",
-     * then the filter here would be named:
-     *  "FHEE__EventEspresso_core_domain_entities_context_ContextChecker__registration-checkout-type__isAllowed".
-     * Other code could hook into the filter in isAllowed() using the above name
-     * and test for additional acceptable values.
-     * So if the set of $acceptable_values was: [ "initial-visit",  "revisit" ]
-     * then adding a filter to
-     *  "FHEE__EventEspresso_core_domain_entities_context_ContextChecker__registration-checkout-type__isAllowed",
-     * would allow you to perform your own conditional and allow "wait-list-checkout" as an acceptable value.
-     *  example:
-     *      add_filter(
-     *          'FHEE__EventEspresso_core_domain_entities_context_ContextChecker__registration-checkout-type__isAllowed',
-     *          function ($is_allowed, ContextInterface $context) {
-     *              return $context->slug() === 'wait-list-checkout'
-     *                  ? true
-     *                  : $is_allowed;
-     *          },
-     *          10,
-     *          2
-     *      );
-     *
-     * @param ContextInterface $context
-     * @return boolean
-     */
-    public function isAllowed(ContextInterface $context)
-    {
-        $evaluation_callback = $this->evaluationCallback();
-        return filter_var(
-            apply_filters(
-                "FHEE__EventEspresso_core_domain_entities_context_ContextChecker__{$this->identifier}__isAllowed",
-                $evaluation_callback($context, $this->acceptableValues()),
-                $context,
-                $this
-            ),
-            FILTER_VALIDATE_BOOLEAN
-        );
-    }
+	/**
+	 * A unique string used to identify where this ContextChecker is being employed
+	 * Is currently only used within the hook name for the filterable return value of isAllowed().
+	 *
+	 * @var string $identifier
+	 */
+	private $identifier;
+
+	/**
+	 * A list of values to be compared against the slug of the Context class passed to isAllowed()
+	 *
+	 * @var array $acceptable_values
+	 */
+	private $acceptable_values;
+
+	/**
+	 * Closure that will be called to perform the evaluation within isAllowed().
+	 * If none is provided, then a simple type sensitive in_array() check will be used
+	 * and return true if the incoming Context::slug() is found within the array of $acceptable_values.
+	 *
+	 * @var Closure $evaluation_callback
+	 */
+	private $evaluation_callback;
+
+
+	/**
+	 * ContextChecker constructor.
+	 *
+	 * @param string       $identifier
+	 * @param array        $acceptable_values
+	 * @param Closure|null $evaluation_callback [optional]
+	 */
+	public function __construct($identifier, array $acceptable_values, Closure $evaluation_callback = null)
+	{
+		$this->setIdentifier($identifier);
+		$this->setAcceptableValues($acceptable_values);
+		$this->setEvaluationCallback($evaluation_callback);
+	}
+
+
+	/**
+	 * @param string $identifier
+	 */
+	private function setIdentifier($identifier)
+	{
+		$this->identifier = sanitize_key($identifier);
+	}
+
+
+	/**
+	 * @param array $acceptable_values
+	 */
+	private function setAcceptableValues(array $acceptable_values)
+	{
+		$this->acceptable_values = $acceptable_values;
+	}
+
+
+	/**
+	 * @param Closure $evaluation_callback
+	 */
+	private function setEvaluationCallback(Closure $evaluation_callback = null)
+	{
+		$this->evaluation_callback = $evaluation_callback instanceof Closure
+			? $evaluation_callback
+			: function (ContextInterface $context, $acceptable_values) {
+				return in_array($context->slug(), $acceptable_values, true);
+			};
+	}
+
+
+	/**
+	 * @return string
+	 */
+	protected function identifier()
+	{
+		return $this->identifier;
+	}
+
+
+	/**
+	 * @return array
+	 */
+	protected function acceptableValues()
+	{
+		return apply_filters(
+			"FHEE__EventEspresso_core_domain_entities_context_ContextChecker__{$this->identifier}__acceptableValues",
+			$this->acceptable_values
+		);
+	}
+
+
+	/**
+	 * @return Closure
+	 */
+	protected function evaluationCallback()
+	{
+		return $this->evaluation_callback;
+	}
+
+
+
+	/**
+	 * Returns true if the incoming Context class slug matches one of the preset acceptable values.
+	 * The result is filterable using the identifier for this ContextChecker.
+	 * example:
+	 * If this ContextChecker's $identifier was set to "registration-checkout-type",
+	 * then the filter here would be named:
+	 *  "FHEE__EventEspresso_core_domain_entities_context_ContextChecker__registration-checkout-type__isAllowed".
+	 * Other code could hook into the filter in isAllowed() using the above name
+	 * and test for additional acceptable values.
+	 * So if the set of $acceptable_values was: [ "initial-visit",  "revisit" ]
+	 * then adding a filter to
+	 *  "FHEE__EventEspresso_core_domain_entities_context_ContextChecker__registration-checkout-type__isAllowed",
+	 * would allow you to perform your own conditional and allow "wait-list-checkout" as an acceptable value.
+	 *  example:
+	 *      add_filter(
+	 *          'FHEE__EventEspresso_core_domain_entities_context_ContextChecker__registration-checkout-type__isAllowed',
+	 *          function ($is_allowed, ContextInterface $context) {
+	 *              return $context->slug() === 'wait-list-checkout'
+	 *                  ? true
+	 *                  : $is_allowed;
+	 *          },
+	 *          10,
+	 *          2
+	 *      );
+	 *
+	 * @param ContextInterface $context
+	 * @return boolean
+	 */
+	public function isAllowed(ContextInterface $context)
+	{
+		$evaluation_callback = $this->evaluationCallback();
+		return filter_var(
+			apply_filters(
+				"FHEE__EventEspresso_core_domain_entities_context_ContextChecker__{$this->identifier}__isAllowed",
+				$evaluation_callback($context, $this->acceptableValues()),
+				$context,
+				$this
+			),
+			FILTER_VALIDATE_BOOLEAN
+		);
+	}
 
 }

Spacing +1 added lines, -1 removed lines

@@ -87,7 +87,7 @@
     {
         $this->evaluation_callback = $evaluation_callback instanceof Closure
             ? $evaluation_callback
-            : function (ContextInterface $context, $acceptable_values) {
+            : function(ContextInterface $context, $acceptable_values) {
                 return in_array($context->slug(), $acceptable_values, true);
             };
     }

core/domain/entities/Context.php

Indentation +58 added lines, -58 removed lines

@@ -17,64 +17,64 @@
 class Context implements ContextInterface
 {
 
-    /**
-     * @var string $slug
-     */
-    private $slug;
-
-    /**
-     * @var string $description
-     */
-    private $description;
-
-
-    /**
-     * Context constructor.
-     *
-     * @param string $slug
-     * @param string $description
-     */
-    public function __construct($slug, $description)
-    {
-        $this->setSlug($slug);
-        $this->setDescription($description);
-    }
-
-
-    /**
-     * @return string
-     */
-    public function slug()
-    {
-        return $this->slug;
-    }
-
-
-    /**
-     * @param string $slug
-     */
-    private function setSlug($slug)
-    {
-        $this->slug = sanitize_key($slug);
-    }
-
-
-    /**
-     * @return string
-     */
-    public function description()
-    {
-        return $this->description;
-    }
-
-
-    /**
-     * @param string $description
-     */
-    private function setDescription($description)
-    {
-        $this->description = sanitize_text_field($description);
-    }
+	/**
+	 * @var string $slug
+	 */
+	private $slug;
+
+	/**
+	 * @var string $description
+	 */
+	private $description;
+
+
+	/**
+	 * Context constructor.
+	 *
+	 * @param string $slug
+	 * @param string $description
+	 */
+	public function __construct($slug, $description)
+	{
+		$this->setSlug($slug);
+		$this->setDescription($description);
+	}
+
+
+	/**
+	 * @return string
+	 */
+	public function slug()
+	{
+		return $this->slug;
+	}
+
+
+	/**
+	 * @param string $slug
+	 */
+	private function setSlug($slug)
+	{
+		$this->slug = sanitize_key($slug);
+	}
+
+
+	/**
+	 * @return string
+	 */
+	public function description()
+	{
+		return $this->description;
+	}
+
+
+	/**
+	 * @param string $description
+	 */
+	private function setDescription($description)
+	{
+		$this->description = sanitize_text_field($description);
+	}
 
 }
 // Location: Context.php

core/domain/entities/contexts/ContextInterface.php

Indentation +8 added lines, -8 removed lines

@@ -18,14 +18,14 @@
 interface ContextInterface
 {
 
-    /**
-     * @return string
-     */
-    public function slug();
+	/**
+	 * @return string
+	 */
+	public function slug();
 
 
-    /**
-     * @return string
-     */
-    public function description();
+	/**
+	 * @return string
+	 */
+	public function description();
 }

core/business/EE_Registration_Processor.class.php

Indentation +775 added lines, -775 removed lines

@@ -27,781 +27,781 @@
 class EE_Registration_Processor extends EE_Processor_Base
 {
 
-    /**
-     * @var EE_Registration_Processor $_instance
-     * @access    private
-     */
-    private static $_instance;
-
-    /**
-     * initial reg status at the beginning of this request.
-     * indexed by registration ID
-     *
-     * @var array
-     */
-    protected $_old_reg_status = array();
-
-    /**
-     * reg status at the end of the request after all processing.
-     * indexed by registration ID
-     *
-     * @var array
-     */
-    protected $_new_reg_status = array();
-
-    /**
-     * amounts paid at the end of the request after all processing.
-     * indexed by registration ID
-     *
-     * @var array
-     */
-    protected static $_amount_paid = array();
-
-    /**
-     * Cache of the reg final price for registrations corresponding to a ticket line item
-     *
-     * @deprecated
-     * @var array @see EEH_Line_Item::calculate_reg_final_prices_per_line_item()'s return value
-     */
-    protected $_reg_final_price_per_tkt_line_item;
-
-    /**
-     * @var EE_Request $request
-     */
-    protected $request;
-
-
-
-    /**
-     * @singleton method used to instantiate class object
-     * @param EE_Request|null $request
-     * @return EE_Registration_Processor instance
-     * @throws \InvalidArgumentException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     */
-    public static function instance(EE_Request $request = null)
-    {
-        // check if class object is instantiated
-        if (! self::$_instance instanceof EE_Registration_Processor) {
-            if(! $request instanceof EE_Request) {
-                $request = LoaderFactory::getLoader()->getShared('EE_Request');
-            }
-            self::$_instance = new self($request);
-        }
-        return self::$_instance;
-    }
-
-
-    /**
-     * EE_Registration_Processor constructor.
-     *
-     * @param EE_Request $request
-     */
-    public function __construct(EE_Request $request)
-    {
-        $this->request = $request;
-    }
-
-
-
-    /**
-     * @param int $REG_ID
-     * @return string
-     */
-    public function old_reg_status($REG_ID)
-    {
-        return isset($this->_old_reg_status[$REG_ID]) ? $this->_old_reg_status[$REG_ID] : null;
-    }
-
-
-
-    /**
-     * @param int    $REG_ID
-     * @param string $old_reg_status
-     */
-    public function set_old_reg_status($REG_ID, $old_reg_status)
-    {
-        // only set the first time
-        if (! isset($this->_old_reg_status[$REG_ID])) {
-            $this->_old_reg_status[$REG_ID] = $old_reg_status;
-        }
-    }
-
-
-
-    /**
-     * @param int $REG_ID
-     * @return string
-     */
-    public function new_reg_status($REG_ID)
-    {
-        return isset($this->_new_reg_status[$REG_ID]) ? $this->_new_reg_status[$REG_ID] : null;
-    }
-
-
-
-    /**
-     * @param int    $REG_ID
-     * @param string $new_reg_status
-     */
-    public function set_new_reg_status($REG_ID, $new_reg_status)
-    {
-        $this->_new_reg_status[$REG_ID] = $new_reg_status;
-    }
-
-
-
-    /**
-     * reg_status_updated
-     *
-     * @param int $REG_ID
-     * @return bool
-     */
-    public function reg_status_updated($REG_ID)
-    {
-        return $this->new_reg_status($REG_ID) !== $this->old_reg_status($REG_ID);
-    }
-
-
-
-    /**
-     * @param EE_Registration $registration
-     * @throws EE_Error
-     * @throws EntityNotFoundException
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     */
-    public function update_registration_status_and_trigger_notifications(EE_Registration $registration)
-    {
-        $this->toggle_incomplete_registration_status_to_default($registration, false);
-        $this->toggle_registration_status_for_default_approved_events($registration, false);
-        $this->toggle_registration_status_if_no_monies_owing($registration, false);
-        $registration->save();
-        // trigger notifications
-        $this->trigger_registration_update_notifications($registration);
-    }
-
-
-
-    /**
-     *    manually_update_registration_status
-     *
-     * @access public
-     * @param EE_Registration $registration
-     * @param string          $new_reg_status
-     * @param bool            $save TRUE will save the registration if the status is updated, FALSE will leave that up
-     *                              to client code
-     * @return bool
-     * @throws EE_Error
-     * @throws EntityNotFoundException
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     */
-    public function manually_update_registration_status(
-        EE_Registration $registration,
-        $new_reg_status = '',
-        $save = true
-    ) {
-        // set initial REG_Status
-        $this->set_old_reg_status($registration->ID(), $registration->status_ID());
-        // set incoming REG_Status
-        $this->set_new_reg_status($registration->ID(), $new_reg_status);
-        // toggle reg status but only if it has changed and the user can do so
-        if (
-            $this->reg_status_updated($registration->ID())
-            && (
-                (! $this->request->isAdmin() || $this->request->isFrontAjax())
-                || EE_Registry::instance()->CAP->current_user_can(
-                    'ee_edit_registration',
-                    'toggle_registration_status',
-                    $registration->ID()
-                )
-            )
-        ) {
-            // change status to new value
-            $updated = $registration->set_status($this->new_reg_status($registration->ID()));
-            if ($updated && $save) {
-                $registration->save();
-            }
-            return true;
-        }
-        return false;
-    }
-
-
-
-    /**
-     *    toggle_incomplete_registration_status_to_default
-     *        changes any incomplete registrations to either the event or global default registration status
-     *
-     * @access public
-     * @param EE_Registration $registration
-     * @param bool            $save TRUE will save the registration if the status is updated, FALSE will leave that up
-     *                              to client code
-     * @param ContextInterface|null    $context
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @throws EntityNotFoundException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function toggle_incomplete_registration_status_to_default(
-        EE_Registration $registration,
-        $save = true,
-        ContextInterface $context = null
-    ) {
-        $existing_reg_status = $registration->status_ID();
-        // set initial REG_Status
-        $this->set_old_reg_status($registration->ID(), $existing_reg_status);
-        // is the registration currently incomplete ?
-        if ($registration->status_ID() === EEM_Registration::status_id_incomplete) {
-            // grab default reg status for the event, if set
-            $event_default_registration_status = $registration->event()->default_registration_status();
-            // if no default reg status is set for the event, then use the global value
-            $STS_ID = ! empty($event_default_registration_status)
-                ? $event_default_registration_status
-                : EE_Registry::instance()->CFG->registration->default_STS_ID;
-            // if the event default reg status is approved, then downgrade temporarily to payment pending to ensure that payments are triggered
-            $STS_ID = $STS_ID === EEM_Registration::status_id_approved ? EEM_Registration::status_id_pending_payment
-                : $STS_ID;
-            // set incoming REG_Status
-            $this->set_new_reg_status($registration->ID(), $STS_ID);
-            $registration->set_status($STS_ID, false, $context);
-            if ($save) {
-                $registration->save();
-            }
-            // don't trigger notifications during IPNs because they will get triggered by EE_Payment_Processor
-            if (! EE_Processor_Base::$IPN) {
-                // otherwise, send out notifications
-                add_filter('FHEE__EED_Messages___maybe_registration__deliver_notifications', '__return_true', 10);
-            }
-            // DEBUG LOG
-            //$this->log(
-            //	__CLASS__, __FUNCTION__, __LINE__,
-            //	$registration->transaction(),
-            //	array(
-            //		'IPN'                   => EE_Processor_Base::$IPN,
-            //		'deliver_notifications' => has_filter( 'FHEE__EED_Messages___maybe_registration__deliver_notifications' ),
-            //	)
-            //);
-        }
-    }
-
-
-
-    /**
-     *    toggle_registration_status_for_default_approved_events
-     *
-     * @access public
-     * @param EE_Registration $registration
-     * @param bool            $save TRUE will save the registration if the status is updated, FALSE will leave that up
-     *                              to client code
-     * @return bool
-     * @throws EE_Error
-     * @throws EntityNotFoundException
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     */
-    public function toggle_registration_status_for_default_approved_events(EE_Registration $registration, $save = true)
-    {
-        $reg_status = $registration->status_ID();
-        // set initial REG_Status
-        $this->set_old_reg_status($registration->ID(), $reg_status);
-        // if not already, toggle reg status to approved IF the event default reg status is approved
-        // ( as long as the registration wasn't cancelled or declined at some point )
-        if (
-            $reg_status !== EEM_Registration::status_id_cancelled
-            && $reg_status
-               !== EEM_Registration::status_id_declined
-            && $reg_status !== EEM_Registration::status_id_approved
-            && $registration->event()->default_registration_status() === EEM_Registration::status_id_approved
-        ) {
-            // set incoming REG_Status
-            $this->set_new_reg_status($registration->ID(), EEM_Registration::status_id_approved);
-            // toggle status to approved
-            $registration->set_status(EEM_Registration::status_id_approved);
-            if ($save) {
-                $registration->save();
-            }
-            // don't trigger notifications during IPNs because they will get triggered by EE_Payment_Processor
-            if (! EE_Processor_Base::$IPN) {
-                // otherwise, send out notifications
-                add_filter('FHEE__EED_Messages___maybe_registration__deliver_notifications', '__return_true', 10);
-            }
-            // DEBUG LOG
-            //$this->log(
-            //	__CLASS__, __FUNCTION__, __LINE__,
-            //	$registration->transaction(),
-            //	array(
-            //		'IPN'                   => EE_Processor_Base::$IPN,
-            //		'deliver_notifications' => has_filter( 'FHEE__EED_Messages___maybe_registration__deliver_notifications' ),
-            //	)
-            //);
-            return true;
-        }
-        return false;
-    }
-
-
-
-    /**
-     *    toggle_registration_statuses_if_no_monies_owing
-     *
-     * @access public
-     * @param EE_Registration $registration
-     * @param bool            $save TRUE will save the registration if the status is updated, FALSE will leave that up
-     *                              to client code
-     * @param array           $additional_details
-     * @return bool
-     * @throws EE_Error
-     * @throws EntityNotFoundException
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     */
-    public function toggle_registration_status_if_no_monies_owing(
-        EE_Registration $registration,
-        $save = true,
-        array $additional_details = array()
-    ) {
-        // set initial REG_Status
-        $this->set_old_reg_status($registration->ID(), $registration->status_ID());
-        // was a payment just made ?
-        $payment    = isset($additional_details['payment_updates'], $additional_details['last_payment'])
-                      && $additional_details['payment_updates']
-                      && $additional_details['last_payment'] instanceof EE_Payment
-            ? $additional_details['last_payment']
-            : null;
-        $total_paid = array_sum(self::$_amount_paid);
-        // toggle reg status to approved IF
-        if (
-            // REG status is pending payment
-            $registration->status_ID() === EEM_Registration::status_id_pending_payment
-            // AND no monies are owing
-            && (
-                (
-                    $registration->transaction()->is_completed()
-                    || $registration->transaction()->is_overpaid()
-                    || $registration->transaction()->is_free()
-                    || apply_filters(
-                        'FHEE__EE_Registration_Processor__toggle_registration_status_if_no_monies_owing',
-                        false,
-                        $registration
-                    )
-                )
-                || (
-                    $payment instanceof EE_Payment && $payment->is_approved()
-                    && // this specific registration has not yet been paid for
-                    ! isset(self::$_amount_paid[$registration->ID()])
-                    && // payment amount, less what we have already attributed to other registrations, is greater than this reg's final price
-                    $payment->amount() - $total_paid >= $registration->final_price()
-                )
-            )
-        ) {
-            // mark as paid
-            self::$_amount_paid[$registration->ID()] = $registration->final_price();
-            // track new REG_Status
-            $this->set_new_reg_status($registration->ID(), EEM_Registration::status_id_approved);
-            // toggle status to approved
-            $registration->set_status(EEM_Registration::status_id_approved);
-            if ($save) {
-                $registration->save();
-            }
-            // don't trigger notifications during IPNs because they will get triggered by EE_Payment_Processor
-            if (! EE_Processor_Base::$IPN) {
-                // otherwise, send out notifications
-                add_filter('FHEE__EED_Messages___maybe_registration__deliver_notifications', '__return_true', 10);
-            }
-            // DEBUG LOG
-            //$this->log(
-            //	__CLASS__, __FUNCTION__, __LINE__,
-            //	$registration->transaction(),
-            //	array(
-            //		'IPN'                   => EE_Processor_Base::$IPN,
-            //		'deliver_notifications' => has_filter( 'FHEE__EED_Messages___maybe_registration__deliver_notifications' ),
-            //	)
-            //);
-            return true;
-        }
-        return false;
-    }
-
-
-
-    /**
-     *    registration_status_changed
-     *
-     * @access public
-     * @param EE_Registration $registration
-     * @param array           $additional_details
-     * @return void
-     */
-    public function trigger_registration_update_notifications($registration, array $additional_details = array())
-    {
-        try {
-            if (! $registration instanceof EE_Registration) {
-                throw new EE_Error(
-                    esc_html__('An invalid registration was received.', 'event_espresso')
-                );
-            }
-            // EE_Registry::instance()->load_helper( 'Debug_Tools' );
-            // EEH_Debug_Tools::log(
-            // 	__CLASS__,
-            // 	__FUNCTION__,
-            // 	__LINE__,
-            // 	array( $registration->transaction(), $additional_details ),
-            // 	false,
-            // 	'EE_Transaction: ' . $registration->transaction()->ID()
-            // );
-            if (! $registration->is_primary_registrant()) {
-                return;
-            }
-            do_action(
-                'AHEE__EE_Registration_Processor__trigger_registration_update_notifications',
-                $registration,
-                $additional_details
-            );
-        } catch (Exception $e) {
-            EE_Error::add_error($e->getMessage(), $e->getFile(), 'unknown_function_from_exception', $e->getLine());
-        }
-    }
-
-
-
-    /**
-     * sets reg status based either on passed param or on transaction status and event pre-approval setting
-     *
-     * @param EE_Registration $registration
-     * @param array           $additional_details
-     * @return bool
-     * @throws EE_Error
-     * @throws EntityNotFoundException
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     */
-    public function update_registration_after_checkout_or_payment(
-        EE_Registration $registration,
-        array $additional_details = array()
-    ) {
-        // set initial REG_Status
-        $this->set_old_reg_status($registration->ID(), $registration->status_ID());
-        // if the registration status gets updated, then save the registration
-        if (
-            $this->toggle_registration_status_for_default_approved_events($registration, false)
-            || $this->toggle_registration_status_if_no_monies_owing(
-                $registration,
-                false,
-                $additional_details
-            )
-        ) {
-            $registration->save();
-        }
-        // set new  REG_Status
-        $this->set_new_reg_status($registration->ID(), $registration->status_ID());
-        return $this->reg_status_updated($registration->ID())
-               && $this->new_reg_status($registration->ID()) === EEM_Registration::status_id_approved;
-    }
-
-
-
-    /**
-     * Updates the registration' final prices based on the current line item tree (taking into account
-     * discounts, taxes, and other line items unrelated to tickets.)
-     *
-     * @param EE_Transaction $transaction
-     * @param boolean        $save_regs whether to immediately save registrations in this function or not
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws RuntimeException
-     */
-    public function update_registration_final_prices($transaction, $save_regs = true)
-    {
-        $reg_final_price_per_ticket_line_item = EEH_Line_Item::calculate_reg_final_prices_per_line_item(
-            $transaction->total_line_item()
-        );
-        foreach ($transaction->registrations() as $registration) {
-            /** @var EE_Line_Item $line_item */
-            $line_item = EEM_Line_Item::instance()->get_line_item_for_registration($registration);
-            if (isset($reg_final_price_per_ticket_line_item[$line_item->ID()])) {
-                $registration->set_final_price($reg_final_price_per_ticket_line_item[$line_item->ID()]);
-                if ($save_regs) {
-                    $registration->save();
-                }
-            }
-        }
-        //and make sure there's no rounding problem
-        $this->fix_reg_final_price_rounding_issue($transaction);
-    }
-
-
-
-    /**
-     * Makes sure there is no rounding errors for the REG_final_prices.
-     * Eg, if we have 3 registrations for $1, and there is a $0.01 discount between the three of them,
-     * they will each be for $0.99333333, which gets rounded to $1 again.
-     * So the transaction total will be $2.99, but each registration will be for $1,
-     * so if each registrant paid individually they will have overpaid by $0.01.
-     * So in order to overcome this, we check for any difference, and if there is a difference
-     * we just grab one registrant at random and make them responsible for it.
-     * This should be used after setting REG_final_prices (it's done automatically as part of
-     * EE_Registration_Processor::update_registration_final_prices())
-     *
-     * @param EE_Transaction $transaction
-     * @return bool success verifying that there is NO difference after this method is done
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function fix_reg_final_price_rounding_issue($transaction)
-    {
-        $reg_final_price_sum = EEM_Registration::instance()->sum(
-            array(
-                array(
-                    'TXN_ID' => $transaction->ID(),
-                ),
-            ),
-            'REG_final_price'
-        );
-        $diff = $transaction->total() - $reg_final_price_sum;
-        //ok then, just grab one of the registrations
-        if ($diff !== 0) {
-            $a_reg   = EEM_Registration::instance()->get_one(
-                array(
-                    array(
-                        'TXN_ID' => $transaction->ID(),
-                    ),
-                )
-            );
-            return $a_reg instanceof EE_Registration
-                ? (bool) $a_reg->save(array('REG_final_price' => $a_reg->final_price() + $diff))
-                : false;
-        }
-        return true;
-    }
-
-
-
-    /**
-     * update_registration_after_being_canceled_or_declined
-     *
-     * @param EE_Registration $registration
-     * @param array           $closed_reg_statuses
-     * @param bool            $update_reg
-     * @return bool
-     * @throws EE_Error
-     * @throws RuntimeException
-     */
-    public function update_registration_after_being_canceled_or_declined(
-        EE_Registration $registration,
-        array $closed_reg_statuses = array(),
-        $update_reg = true
-    ) {
-        // these reg statuses should not be considered in any calculations involving monies owing
-        $closed_reg_statuses = ! empty($closed_reg_statuses)
-            ? $closed_reg_statuses
-            : EEM_Registration::closed_reg_statuses();
-        if (! in_array($registration->status_ID(), $closed_reg_statuses, true)) {
-            return false;
-        }
-        // release a reserved ticket by decrementing ticket and datetime reserved values
-        $registration->release_reserved_ticket(true);
-        $registration->set_final_price(0);
-        if ($update_reg) {
-            $registration->save();
-        }
-        return true;
-    }
-
-
-
-    /**
-     * update_canceled_or_declined_registration_after_being_reinstated
-     *
-     * @param EE_Registration $registration
-     * @param array           $closed_reg_statuses
-     * @param bool            $update_reg
-     * @return bool
-     * @throws EE_Error
-     * @throws RuntimeException
-     */
-    public function update_canceled_or_declined_registration_after_being_reinstated(
-        EE_Registration $registration,
-        array $closed_reg_statuses = array(),
-        $update_reg = true
-    ) {
-        // these reg statuses should not be considered in any calculations involving monies owing
-        $closed_reg_statuses = ! empty($closed_reg_statuses) ? $closed_reg_statuses
-            : EEM_Registration::closed_reg_statuses();
-        if (in_array($registration->status_ID(), $closed_reg_statuses, true)) {
-            return false;
-        }
-        $ticket = $registration->ticket();
-        if (! $ticket instanceof EE_Ticket) {
-            throw new EE_Error(
-                sprintf(
-                    esc_html__(
-                        'The Ticket for Registration %1$d was not found or is invalid.',
-                        'event_espresso'
-                    ),
-                    $registration->ticket_ID()
-                )
-            );
-        }
-        $registration->set_final_price($ticket->price());
-        if ($update_reg) {
-            $registration->save();
-        }
-        return true;
-    }
-
-
-
-    /**
-     * generate_ONE_registration_from_line_item
-     * Although a ticket line item may have a quantity greater than 1,
-     * this method will ONLY CREATE ONE REGISTRATION !!!
-     * Regardless of the ticket line item quantity.
-     * This means that any code calling this method is responsible for ensuring
-     * that the final registration count matches the ticket line item quantity.
-     * This was done to make it easier to match the number of registrations
-     * to the number of tickets in the cart, when the cart has been edited
-     * after SPCO has already been initialized. So if an additional ticket was added to the cart, you can simply pass
-     * the line item to this method to add a second ticket, and in this case, you would not want to add 2 tickets.
-     *
-     * @deprecated
-     * @since 4.9.1
-     * @param EE_Line_Item    $line_item
-     * @param \EE_Transaction $transaction
-     * @param int             $att_nmbr
-     * @param int             $total_ticket_count
-     * @return EE_Registration | null
-     * @throws \OutOfRangeException
-     * @throws \EventEspresso\core\exceptions\UnexpectedEntityException
-     * @throws \EE_Error
-     */
-    public function generate_ONE_registration_from_line_item(
-        EE_Line_Item $line_item,
-        EE_Transaction $transaction,
-        $att_nmbr = 1,
-        $total_ticket_count = 1
-    ) {
-        EE_Error::doing_it_wrong(
-            __CLASS__ . '::' . __FUNCTION__,
-            sprintf(
-                esc_html__('This method is deprecated. Please use "%s" instead', 'event_espresso'),
-                '\EventEspresso\core\domain\services\registration\CreateRegistrationService::create()'
-            ),
-            '4.9.1',
-            '5.0.0'
-        );
-        // grab the related ticket object for this line_item
-        $ticket = $line_item->ticket();
-        if (! $ticket instanceof EE_Ticket) {
-            EE_Error::add_error(
-                sprintf(
-                    esc_html__('Line item %s did not contain a valid ticket', 'event_espresso'),
-                    $line_item->ID()
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return null;
-        }
-        $registration_service = new CreateRegistrationService();
-        // then generate a new registration from that
-        return $registration_service->create(
-            $ticket->get_related_event(),
-            $transaction,
-            $ticket,
-            $line_item,
-            $att_nmbr,
-            $total_ticket_count
-        );
-    }
-
-
-
-    /**
-     * generates reg_url_link
-     *
-     * @deprecated
-     * @since 4.9.1
-     * @param int                   $att_nmbr
-     * @param EE_Line_Item | string $item
-     * @return string
-     * @throws InvalidArgumentException
-     */
-    public function generate_reg_url_link($att_nmbr, $item)
-    {
-        EE_Error::doing_it_wrong(
-            __CLASS__ . '::' . __FUNCTION__,
-            sprintf(
-                esc_html__('This method is deprecated. Please use "%s" instead', 'event_espresso'),
-                'EventEspresso\core\domain\entities\RegUrlLink'
-            ),
-            '4.9.1',
-            '5.0.0'
-        );
-        return new RegUrlLink($att_nmbr, $item);
-    }
-
-
-
-    /**
-     * generates reg code
-     *
-     * @deprecated
-     * @since 4.9.1
-     * @param EE_Registration $registration
-     * @return string
-     * @throws EE_Error
-     * @throws EntityNotFoundException
-     * @throws InvalidArgumentException
-     */
-    public function generate_reg_code(EE_Registration $registration)
-    {
-        EE_Error::doing_it_wrong(
-            __CLASS__ . '::' . __FUNCTION__,
-            sprintf(
-                esc_html__('This method is deprecated. Please use "%s" instead', 'event_espresso'),
-                'EventEspresso\core\domain\entities\RegCode'
-            ),
-            '4.9.1',
-            '5.0.0'
-        );
-        return apply_filters(
-            'FHEE__EE_Registration_Processor___generate_reg_code__new_reg_code',
-            new RegCode(
-                RegUrlLink::fromRegistration($registration),
-                $registration->transaction(),
-                $registration->ticket()
-            ),
-            $registration
-        );
-    }
+	/**
+	 * @var EE_Registration_Processor $_instance
+	 * @access    private
+	 */
+	private static $_instance;
+
+	/**
+	 * initial reg status at the beginning of this request.
+	 * indexed by registration ID
+	 *
+	 * @var array
+	 */
+	protected $_old_reg_status = array();
+
+	/**
+	 * reg status at the end of the request after all processing.
+	 * indexed by registration ID
+	 *
+	 * @var array
+	 */
+	protected $_new_reg_status = array();
+
+	/**
+	 * amounts paid at the end of the request after all processing.
+	 * indexed by registration ID
+	 *
+	 * @var array
+	 */
+	protected static $_amount_paid = array();
+
+	/**
+	 * Cache of the reg final price for registrations corresponding to a ticket line item
+	 *
+	 * @deprecated
+	 * @var array @see EEH_Line_Item::calculate_reg_final_prices_per_line_item()'s return value
+	 */
+	protected $_reg_final_price_per_tkt_line_item;
+
+	/**
+	 * @var EE_Request $request
+	 */
+	protected $request;
+
+
+
+	/**
+	 * @singleton method used to instantiate class object
+	 * @param EE_Request|null $request
+	 * @return EE_Registration_Processor instance
+	 * @throws \InvalidArgumentException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 */
+	public static function instance(EE_Request $request = null)
+	{
+		// check if class object is instantiated
+		if (! self::$_instance instanceof EE_Registration_Processor) {
+			if(! $request instanceof EE_Request) {
+				$request = LoaderFactory::getLoader()->getShared('EE_Request');
+			}
+			self::$_instance = new self($request);
+		}
+		return self::$_instance;
+	}
+
+
+	/**
+	 * EE_Registration_Processor constructor.
+	 *
+	 * @param EE_Request $request
+	 */
+	public function __construct(EE_Request $request)
+	{
+		$this->request = $request;
+	}
+
+
+
+	/**
+	 * @param int $REG_ID
+	 * @return string
+	 */
+	public function old_reg_status($REG_ID)
+	{
+		return isset($this->_old_reg_status[$REG_ID]) ? $this->_old_reg_status[$REG_ID] : null;
+	}
+
+
+
+	/**
+	 * @param int    $REG_ID
+	 * @param string $old_reg_status
+	 */
+	public function set_old_reg_status($REG_ID, $old_reg_status)
+	{
+		// only set the first time
+		if (! isset($this->_old_reg_status[$REG_ID])) {
+			$this->_old_reg_status[$REG_ID] = $old_reg_status;
+		}
+	}
+
+
+
+	/**
+	 * @param int $REG_ID
+	 * @return string
+	 */
+	public function new_reg_status($REG_ID)
+	{
+		return isset($this->_new_reg_status[$REG_ID]) ? $this->_new_reg_status[$REG_ID] : null;
+	}
+
+
+
+	/**
+	 * @param int    $REG_ID
+	 * @param string $new_reg_status
+	 */
+	public function set_new_reg_status($REG_ID, $new_reg_status)
+	{
+		$this->_new_reg_status[$REG_ID] = $new_reg_status;
+	}
+
+
+
+	/**
+	 * reg_status_updated
+	 *
+	 * @param int $REG_ID
+	 * @return bool
+	 */
+	public function reg_status_updated($REG_ID)
+	{
+		return $this->new_reg_status($REG_ID) !== $this->old_reg_status($REG_ID);
+	}
+
+
+
+	/**
+	 * @param EE_Registration $registration
+	 * @throws EE_Error
+	 * @throws EntityNotFoundException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 */
+	public function update_registration_status_and_trigger_notifications(EE_Registration $registration)
+	{
+		$this->toggle_incomplete_registration_status_to_default($registration, false);
+		$this->toggle_registration_status_for_default_approved_events($registration, false);
+		$this->toggle_registration_status_if_no_monies_owing($registration, false);
+		$registration->save();
+		// trigger notifications
+		$this->trigger_registration_update_notifications($registration);
+	}
+
+
+
+	/**
+	 *    manually_update_registration_status
+	 *
+	 * @access public
+	 * @param EE_Registration $registration
+	 * @param string          $new_reg_status
+	 * @param bool            $save TRUE will save the registration if the status is updated, FALSE will leave that up
+	 *                              to client code
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws EntityNotFoundException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 */
+	public function manually_update_registration_status(
+		EE_Registration $registration,
+		$new_reg_status = '',
+		$save = true
+	) {
+		// set initial REG_Status
+		$this->set_old_reg_status($registration->ID(), $registration->status_ID());
+		// set incoming REG_Status
+		$this->set_new_reg_status($registration->ID(), $new_reg_status);
+		// toggle reg status but only if it has changed and the user can do so
+		if (
+			$this->reg_status_updated($registration->ID())
+			&& (
+				(! $this->request->isAdmin() || $this->request->isFrontAjax())
+				|| EE_Registry::instance()->CAP->current_user_can(
+					'ee_edit_registration',
+					'toggle_registration_status',
+					$registration->ID()
+				)
+			)
+		) {
+			// change status to new value
+			$updated = $registration->set_status($this->new_reg_status($registration->ID()));
+			if ($updated && $save) {
+				$registration->save();
+			}
+			return true;
+		}
+		return false;
+	}
+
+
+
+	/**
+	 *    toggle_incomplete_registration_status_to_default
+	 *        changes any incomplete registrations to either the event or global default registration status
+	 *
+	 * @access public
+	 * @param EE_Registration $registration
+	 * @param bool            $save TRUE will save the registration if the status is updated, FALSE will leave that up
+	 *                              to client code
+	 * @param ContextInterface|null    $context
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @throws EntityNotFoundException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function toggle_incomplete_registration_status_to_default(
+		EE_Registration $registration,
+		$save = true,
+		ContextInterface $context = null
+	) {
+		$existing_reg_status = $registration->status_ID();
+		// set initial REG_Status
+		$this->set_old_reg_status($registration->ID(), $existing_reg_status);
+		// is the registration currently incomplete ?
+		if ($registration->status_ID() === EEM_Registration::status_id_incomplete) {
+			// grab default reg status for the event, if set
+			$event_default_registration_status = $registration->event()->default_registration_status();
+			// if no default reg status is set for the event, then use the global value
+			$STS_ID = ! empty($event_default_registration_status)
+				? $event_default_registration_status
+				: EE_Registry::instance()->CFG->registration->default_STS_ID;
+			// if the event default reg status is approved, then downgrade temporarily to payment pending to ensure that payments are triggered
+			$STS_ID = $STS_ID === EEM_Registration::status_id_approved ? EEM_Registration::status_id_pending_payment
+				: $STS_ID;
+			// set incoming REG_Status
+			$this->set_new_reg_status($registration->ID(), $STS_ID);
+			$registration->set_status($STS_ID, false, $context);
+			if ($save) {
+				$registration->save();
+			}
+			// don't trigger notifications during IPNs because they will get triggered by EE_Payment_Processor
+			if (! EE_Processor_Base::$IPN) {
+				// otherwise, send out notifications
+				add_filter('FHEE__EED_Messages___maybe_registration__deliver_notifications', '__return_true', 10);
+			}
+			// DEBUG LOG
+			//$this->log(
+			//	__CLASS__, __FUNCTION__, __LINE__,
+			//	$registration->transaction(),
+			//	array(
+			//		'IPN'                   => EE_Processor_Base::$IPN,
+			//		'deliver_notifications' => has_filter( 'FHEE__EED_Messages___maybe_registration__deliver_notifications' ),
+			//	)
+			//);
+		}
+	}
+
+
+
+	/**
+	 *    toggle_registration_status_for_default_approved_events
+	 *
+	 * @access public
+	 * @param EE_Registration $registration
+	 * @param bool            $save TRUE will save the registration if the status is updated, FALSE will leave that up
+	 *                              to client code
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws EntityNotFoundException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 */
+	public function toggle_registration_status_for_default_approved_events(EE_Registration $registration, $save = true)
+	{
+		$reg_status = $registration->status_ID();
+		// set initial REG_Status
+		$this->set_old_reg_status($registration->ID(), $reg_status);
+		// if not already, toggle reg status to approved IF the event default reg status is approved
+		// ( as long as the registration wasn't cancelled or declined at some point )
+		if (
+			$reg_status !== EEM_Registration::status_id_cancelled
+			&& $reg_status
+			   !== EEM_Registration::status_id_declined
+			&& $reg_status !== EEM_Registration::status_id_approved
+			&& $registration->event()->default_registration_status() === EEM_Registration::status_id_approved
+		) {
+			// set incoming REG_Status
+			$this->set_new_reg_status($registration->ID(), EEM_Registration::status_id_approved);
+			// toggle status to approved
+			$registration->set_status(EEM_Registration::status_id_approved);
+			if ($save) {
+				$registration->save();
+			}
+			// don't trigger notifications during IPNs because they will get triggered by EE_Payment_Processor
+			if (! EE_Processor_Base::$IPN) {
+				// otherwise, send out notifications
+				add_filter('FHEE__EED_Messages___maybe_registration__deliver_notifications', '__return_true', 10);
+			}
+			// DEBUG LOG
+			//$this->log(
+			//	__CLASS__, __FUNCTION__, __LINE__,
+			//	$registration->transaction(),
+			//	array(
+			//		'IPN'                   => EE_Processor_Base::$IPN,
+			//		'deliver_notifications' => has_filter( 'FHEE__EED_Messages___maybe_registration__deliver_notifications' ),
+			//	)
+			//);
+			return true;
+		}
+		return false;
+	}
+
+
+
+	/**
+	 *    toggle_registration_statuses_if_no_monies_owing
+	 *
+	 * @access public
+	 * @param EE_Registration $registration
+	 * @param bool            $save TRUE will save the registration if the status is updated, FALSE will leave that up
+	 *                              to client code
+	 * @param array           $additional_details
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws EntityNotFoundException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 */
+	public function toggle_registration_status_if_no_monies_owing(
+		EE_Registration $registration,
+		$save = true,
+		array $additional_details = array()
+	) {
+		// set initial REG_Status
+		$this->set_old_reg_status($registration->ID(), $registration->status_ID());
+		// was a payment just made ?
+		$payment    = isset($additional_details['payment_updates'], $additional_details['last_payment'])
+					  && $additional_details['payment_updates']
+					  && $additional_details['last_payment'] instanceof EE_Payment
+			? $additional_details['last_payment']
+			: null;
+		$total_paid = array_sum(self::$_amount_paid);
+		// toggle reg status to approved IF
+		if (
+			// REG status is pending payment
+			$registration->status_ID() === EEM_Registration::status_id_pending_payment
+			// AND no monies are owing
+			&& (
+				(
+					$registration->transaction()->is_completed()
+					|| $registration->transaction()->is_overpaid()
+					|| $registration->transaction()->is_free()
+					|| apply_filters(
+						'FHEE__EE_Registration_Processor__toggle_registration_status_if_no_monies_owing',
+						false,
+						$registration
+					)
+				)
+				|| (
+					$payment instanceof EE_Payment && $payment->is_approved()
+					&& // this specific registration has not yet been paid for
+					! isset(self::$_amount_paid[$registration->ID()])
+					&& // payment amount, less what we have already attributed to other registrations, is greater than this reg's final price
+					$payment->amount() - $total_paid >= $registration->final_price()
+				)
+			)
+		) {
+			// mark as paid
+			self::$_amount_paid[$registration->ID()] = $registration->final_price();
+			// track new REG_Status
+			$this->set_new_reg_status($registration->ID(), EEM_Registration::status_id_approved);
+			// toggle status to approved
+			$registration->set_status(EEM_Registration::status_id_approved);
+			if ($save) {
+				$registration->save();
+			}
+			// don't trigger notifications during IPNs because they will get triggered by EE_Payment_Processor
+			if (! EE_Processor_Base::$IPN) {
+				// otherwise, send out notifications
+				add_filter('FHEE__EED_Messages___maybe_registration__deliver_notifications', '__return_true', 10);
+			}
+			// DEBUG LOG
+			//$this->log(
+			//	__CLASS__, __FUNCTION__, __LINE__,
+			//	$registration->transaction(),
+			//	array(
+			//		'IPN'                   => EE_Processor_Base::$IPN,
+			//		'deliver_notifications' => has_filter( 'FHEE__EED_Messages___maybe_registration__deliver_notifications' ),
+			//	)
+			//);
+			return true;
+		}
+		return false;
+	}
+
+
+
+	/**
+	 *    registration_status_changed
+	 *
+	 * @access public
+	 * @param EE_Registration $registration
+	 * @param array           $additional_details
+	 * @return void
+	 */
+	public function trigger_registration_update_notifications($registration, array $additional_details = array())
+	{
+		try {
+			if (! $registration instanceof EE_Registration) {
+				throw new EE_Error(
+					esc_html__('An invalid registration was received.', 'event_espresso')
+				);
+			}
+			// EE_Registry::instance()->load_helper( 'Debug_Tools' );
+			// EEH_Debug_Tools::log(
+			// 	__CLASS__,
+			// 	__FUNCTION__,
+			// 	__LINE__,
+			// 	array( $registration->transaction(), $additional_details ),
+			// 	false,
+			// 	'EE_Transaction: ' . $registration->transaction()->ID()
+			// );
+			if (! $registration->is_primary_registrant()) {
+				return;
+			}
+			do_action(
+				'AHEE__EE_Registration_Processor__trigger_registration_update_notifications',
+				$registration,
+				$additional_details
+			);
+		} catch (Exception $e) {
+			EE_Error::add_error($e->getMessage(), $e->getFile(), 'unknown_function_from_exception', $e->getLine());
+		}
+	}
+
+
+
+	/**
+	 * sets reg status based either on passed param or on transaction status and event pre-approval setting
+	 *
+	 * @param EE_Registration $registration
+	 * @param array           $additional_details
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws EntityNotFoundException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 */
+	public function update_registration_after_checkout_or_payment(
+		EE_Registration $registration,
+		array $additional_details = array()
+	) {
+		// set initial REG_Status
+		$this->set_old_reg_status($registration->ID(), $registration->status_ID());
+		// if the registration status gets updated, then save the registration
+		if (
+			$this->toggle_registration_status_for_default_approved_events($registration, false)
+			|| $this->toggle_registration_status_if_no_monies_owing(
+				$registration,
+				false,
+				$additional_details
+			)
+		) {
+			$registration->save();
+		}
+		// set new  REG_Status
+		$this->set_new_reg_status($registration->ID(), $registration->status_ID());
+		return $this->reg_status_updated($registration->ID())
+			   && $this->new_reg_status($registration->ID()) === EEM_Registration::status_id_approved;
+	}
+
+
+
+	/**
+	 * Updates the registration' final prices based on the current line item tree (taking into account
+	 * discounts, taxes, and other line items unrelated to tickets.)
+	 *
+	 * @param EE_Transaction $transaction
+	 * @param boolean        $save_regs whether to immediately save registrations in this function or not
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws RuntimeException
+	 */
+	public function update_registration_final_prices($transaction, $save_regs = true)
+	{
+		$reg_final_price_per_ticket_line_item = EEH_Line_Item::calculate_reg_final_prices_per_line_item(
+			$transaction->total_line_item()
+		);
+		foreach ($transaction->registrations() as $registration) {
+			/** @var EE_Line_Item $line_item */
+			$line_item = EEM_Line_Item::instance()->get_line_item_for_registration($registration);
+			if (isset($reg_final_price_per_ticket_line_item[$line_item->ID()])) {
+				$registration->set_final_price($reg_final_price_per_ticket_line_item[$line_item->ID()]);
+				if ($save_regs) {
+					$registration->save();
+				}
+			}
+		}
+		//and make sure there's no rounding problem
+		$this->fix_reg_final_price_rounding_issue($transaction);
+	}
+
+
+
+	/**
+	 * Makes sure there is no rounding errors for the REG_final_prices.
+	 * Eg, if we have 3 registrations for $1, and there is a $0.01 discount between the three of them,
+	 * they will each be for $0.99333333, which gets rounded to $1 again.
+	 * So the transaction total will be $2.99, but each registration will be for $1,
+	 * so if each registrant paid individually they will have overpaid by $0.01.
+	 * So in order to overcome this, we check for any difference, and if there is a difference
+	 * we just grab one registrant at random and make them responsible for it.
+	 * This should be used after setting REG_final_prices (it's done automatically as part of
+	 * EE_Registration_Processor::update_registration_final_prices())
+	 *
+	 * @param EE_Transaction $transaction
+	 * @return bool success verifying that there is NO difference after this method is done
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function fix_reg_final_price_rounding_issue($transaction)
+	{
+		$reg_final_price_sum = EEM_Registration::instance()->sum(
+			array(
+				array(
+					'TXN_ID' => $transaction->ID(),
+				),
+			),
+			'REG_final_price'
+		);
+		$diff = $transaction->total() - $reg_final_price_sum;
+		//ok then, just grab one of the registrations
+		if ($diff !== 0) {
+			$a_reg   = EEM_Registration::instance()->get_one(
+				array(
+					array(
+						'TXN_ID' => $transaction->ID(),
+					),
+				)
+			);
+			return $a_reg instanceof EE_Registration
+				? (bool) $a_reg->save(array('REG_final_price' => $a_reg->final_price() + $diff))
+				: false;
+		}
+		return true;
+	}
+
+
+
+	/**
+	 * update_registration_after_being_canceled_or_declined
+	 *
+	 * @param EE_Registration $registration
+	 * @param array           $closed_reg_statuses
+	 * @param bool            $update_reg
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws RuntimeException
+	 */
+	public function update_registration_after_being_canceled_or_declined(
+		EE_Registration $registration,
+		array $closed_reg_statuses = array(),
+		$update_reg = true
+	) {
+		// these reg statuses should not be considered in any calculations involving monies owing
+		$closed_reg_statuses = ! empty($closed_reg_statuses)
+			? $closed_reg_statuses
+			: EEM_Registration::closed_reg_statuses();
+		if (! in_array($registration->status_ID(), $closed_reg_statuses, true)) {
+			return false;
+		}
+		// release a reserved ticket by decrementing ticket and datetime reserved values
+		$registration->release_reserved_ticket(true);
+		$registration->set_final_price(0);
+		if ($update_reg) {
+			$registration->save();
+		}
+		return true;
+	}
+
+
+
+	/**
+	 * update_canceled_or_declined_registration_after_being_reinstated
+	 *
+	 * @param EE_Registration $registration
+	 * @param array           $closed_reg_statuses
+	 * @param bool            $update_reg
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws RuntimeException
+	 */
+	public function update_canceled_or_declined_registration_after_being_reinstated(
+		EE_Registration $registration,
+		array $closed_reg_statuses = array(),
+		$update_reg = true
+	) {
+		// these reg statuses should not be considered in any calculations involving monies owing
+		$closed_reg_statuses = ! empty($closed_reg_statuses) ? $closed_reg_statuses
+			: EEM_Registration::closed_reg_statuses();
+		if (in_array($registration->status_ID(), $closed_reg_statuses, true)) {
+			return false;
+		}
+		$ticket = $registration->ticket();
+		if (! $ticket instanceof EE_Ticket) {
+			throw new EE_Error(
+				sprintf(
+					esc_html__(
+						'The Ticket for Registration %1$d was not found or is invalid.',
+						'event_espresso'
+					),
+					$registration->ticket_ID()
+				)
+			);
+		}
+		$registration->set_final_price($ticket->price());
+		if ($update_reg) {
+			$registration->save();
+		}
+		return true;
+	}
+
+
+
+	/**
+	 * generate_ONE_registration_from_line_item
+	 * Although a ticket line item may have a quantity greater than 1,
+	 * this method will ONLY CREATE ONE REGISTRATION !!!
+	 * Regardless of the ticket line item quantity.
+	 * This means that any code calling this method is responsible for ensuring
+	 * that the final registration count matches the ticket line item quantity.
+	 * This was done to make it easier to match the number of registrations
+	 * to the number of tickets in the cart, when the cart has been edited
+	 * after SPCO has already been initialized. So if an additional ticket was added to the cart, you can simply pass
+	 * the line item to this method to add a second ticket, and in this case, you would not want to add 2 tickets.
+	 *
+	 * @deprecated
+	 * @since 4.9.1
+	 * @param EE_Line_Item    $line_item
+	 * @param \EE_Transaction $transaction
+	 * @param int             $att_nmbr
+	 * @param int             $total_ticket_count
+	 * @return EE_Registration | null
+	 * @throws \OutOfRangeException
+	 * @throws \EventEspresso\core\exceptions\UnexpectedEntityException
+	 * @throws \EE_Error
+	 */
+	public function generate_ONE_registration_from_line_item(
+		EE_Line_Item $line_item,
+		EE_Transaction $transaction,
+		$att_nmbr = 1,
+		$total_ticket_count = 1
+	) {
+		EE_Error::doing_it_wrong(
+			__CLASS__ . '::' . __FUNCTION__,
+			sprintf(
+				esc_html__('This method is deprecated. Please use "%s" instead', 'event_espresso'),
+				'\EventEspresso\core\domain\services\registration\CreateRegistrationService::create()'
+			),
+			'4.9.1',
+			'5.0.0'
+		);
+		// grab the related ticket object for this line_item
+		$ticket = $line_item->ticket();
+		if (! $ticket instanceof EE_Ticket) {
+			EE_Error::add_error(
+				sprintf(
+					esc_html__('Line item %s did not contain a valid ticket', 'event_espresso'),
+					$line_item->ID()
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return null;
+		}
+		$registration_service = new CreateRegistrationService();
+		// then generate a new registration from that
+		return $registration_service->create(
+			$ticket->get_related_event(),
+			$transaction,
+			$ticket,
+			$line_item,
+			$att_nmbr,
+			$total_ticket_count
+		);
+	}
+
+
+
+	/**
+	 * generates reg_url_link
+	 *
+	 * @deprecated
+	 * @since 4.9.1
+	 * @param int                   $att_nmbr
+	 * @param EE_Line_Item | string $item
+	 * @return string
+	 * @throws InvalidArgumentException
+	 */
+	public function generate_reg_url_link($att_nmbr, $item)
+	{
+		EE_Error::doing_it_wrong(
+			__CLASS__ . '::' . __FUNCTION__,
+			sprintf(
+				esc_html__('This method is deprecated. Please use "%s" instead', 'event_espresso'),
+				'EventEspresso\core\domain\entities\RegUrlLink'
+			),
+			'4.9.1',
+			'5.0.0'
+		);
+		return new RegUrlLink($att_nmbr, $item);
+	}
+
+
+
+	/**
+	 * generates reg code
+	 *
+	 * @deprecated
+	 * @since 4.9.1
+	 * @param EE_Registration $registration
+	 * @return string
+	 * @throws EE_Error
+	 * @throws EntityNotFoundException
+	 * @throws InvalidArgumentException
+	 */
+	public function generate_reg_code(EE_Registration $registration)
+	{
+		EE_Error::doing_it_wrong(
+			__CLASS__ . '::' . __FUNCTION__,
+			sprintf(
+				esc_html__('This method is deprecated. Please use "%s" instead', 'event_espresso'),
+				'EventEspresso\core\domain\entities\RegCode'
+			),
+			'4.9.1',
+			'5.0.0'
+		);
+		return apply_filters(
+			'FHEE__EE_Registration_Processor___generate_reg_code__new_reg_code',
+			new RegCode(
+				RegUrlLink::fromRegistration($registration),
+				$registration->transaction(),
+				$registration->ticket()
+			),
+			$registration
+		);
+	}