eventespresso / event-espresso-core

core/libraries/line_item_filters/EE_Specific_Registrations_Line_Item_Filter.class.php

Spacing +35 added lines, -35 removed lines

@@ -1,6 +1,6 @@ 
 <?php
-if ( ! defined( 'EVENT_ESPRESSO_VERSION' ) ) {
-	exit( 'No direct script access allowed' );
+if ( ! defined('EVENT_ESPRESSO_VERSION')) {
+	exit('No direct script access allowed');
 }
 
 
@@ -50,9 +50,9 @@ 
 	 *
 	 * @param EE_Registration[] $registrations
 	 */
-	public function __construct( $registrations ) {
+	public function __construct($registrations) {
 		$this->_registrations = $registrations;
-		$this->_calculate_registrations_per_line_item_code( $registrations );
+		$this->_calculate_registrations_per_line_item_code($registrations);
 		// these reg statuses should NOT increment the line item quantity
 		$this->_closed_reg_statuses = EEM_Registration::closed_reg_statuses();
 	}
@@ -65,20 +65,20 @@ 
 	 * @param EE_Registration[] $registrations
 	 * @return void
 	 */
-	protected function _calculate_registrations_per_line_item_code( $registrations ) {
-		foreach ( $registrations as $registration ) {
+	protected function _calculate_registrations_per_line_item_code($registrations) {
+		foreach ($registrations as $registration) {
 			$line_item_code = EEM_Line_Item::instance()->get_var(
 				EEM_Line_Item::instance()->line_item_for_registration_query_params(
 					$registration,
-					array( 'limit' => 1 )
+					array('limit' => 1)
 				),
 				'LIN_code'
 			);
-			if ( $line_item_code ) {
-				if ( ! isset( $this->_line_item_registrations[ $line_item_code ] ) ) {
-					$this->_line_item_registrations[ $line_item_code ] = array();
+			if ($line_item_code) {
+				if ( ! isset($this->_line_item_registrations[$line_item_code])) {
+					$this->_line_item_registrations[$line_item_code] = array();
 				}
-				$this->_line_item_registrations[ $line_item_code ][ $registration->ID() ] = $registration;
+				$this->_line_item_registrations[$line_item_code][$registration->ID()] = $registration;
 			}
 		}
 	}
@@ -92,9 +92,9 @@ 
 	 * @param EEI_Line_Item $line_item
 	 * @return \EEI_Line_Item
 	 */
-	public function process( EEI_Line_Item $line_item ) {
-		$this->_adjust_line_item_quantity( $line_item );
-		if ( ! $line_item->children() ) {
+	public function process(EEI_Line_Item $line_item) {
+		$this->_adjust_line_item_quantity($line_item);
+		if ( ! $line_item->children()) {
 			return $line_item;
 		}
 		//the original running total (taking ALL tickets into account)
@@ -103,11 +103,11 @@ 
 		$running_total_of_children_under_consideration = 0;
 		// let's also track the quantity of tickets that pertain to the registrations
 		$total_child_ticket_quantity = 0;
-		foreach ( $line_item->children() as $child_line_item ) {
+		foreach ($line_item->children() as $child_line_item) {
 			$original_li_total = $child_line_item->is_percent()
 				? $running_total_of_children * $child_line_item->percent() / 100
 				: $child_line_item->unit_price() * $child_line_item->quantity();
-			$this->process( $child_line_item );
+			$this->process($child_line_item);
 			// If this line item is a normal line item that isn't for a ticket,
 			// we want to modify its total (and unit price if not a percentage line item)
 			// so it reflects only that portion of the surcharge/discount shared by these registrations
@@ -121,8 +121,8 @@ 
 				$child_line_item->set_total(
 					$running_total_of_children_under_consideration * $percent_of_running_total
 				);
-				if ( ! $child_line_item->is_percent() ) {
-					$child_line_item->set_unit_price( $child_line_item->total() / $child_line_item->quantity() );
+				if ( ! $child_line_item->is_percent()) {
+					$child_line_item->set_unit_price($child_line_item->total() / $child_line_item->quantity());
 				}
 			} else if (
 				$line_item->type() === EEM_Line_Item::type_line_item
@@ -139,28 +139,28 @@ 
 							// unless it IS a cancellation and the current registration is cancelled
 							$child_line_item->is_cancelled()
 							&& $this->_current_registration instanceof EE_Registration
-							&& in_array( $this->_current_registration->status_ID(), $this->_closed_reg_statuses )
+							&& in_array($this->_current_registration->status_ID(), $this->_closed_reg_statuses)
 						)
 					)
 				) {
-					$child_line_item->set_quantity( $line_item->quantity() );
-					$child_line_item->set_total( $child_line_item->unit_price() * $child_line_item->quantity() );
+					$child_line_item->set_quantity($line_item->quantity());
+					$child_line_item->set_total($child_line_item->unit_price() * $child_line_item->quantity());
 				}
 			}
 			$running_total_of_children += $original_li_total;
 			$running_total_of_children_under_consideration += $child_line_item->total();
-			if ( $child_line_item->OBJ_type() == 'Ticket' ) {
+			if ($child_line_item->OBJ_type() == 'Ticket') {
 				$total_child_ticket_quantity += $child_line_item->quantity();
 			}
 		}
-		$line_item->set_total( $running_total_of_children_under_consideration );
-		if ( $line_item->quantity() ) {
-			$line_item->set_unit_price( $running_total_of_children_under_consideration / $line_item->quantity() );
+		$line_item->set_total($running_total_of_children_under_consideration);
+		if ($line_item->quantity()) {
+			$line_item->set_unit_price($running_total_of_children_under_consideration / $line_item->quantity());
 		} else {
-			$line_item->set_unit_price( 0 );
+			$line_item->set_unit_price(0);
 		}
-		if ( $line_item->OBJ_type() == 'Event' ) {
-			$line_item->set_quantity( $total_child_ticket_quantity );
+		if ($line_item->OBJ_type() == 'Event') {
+			$line_item->set_quantity($total_child_ticket_quantity);
 		}
 		return $line_item;
 	}
@@ -174,18 +174,18 @@ 
 	 * @param EEI_Line_Item $line_item
 	 * @return EEI_Line_Item
 	 */
-	protected function _adjust_line_item_quantity( EEI_Line_Item $line_item ) {
+	protected function _adjust_line_item_quantity(EEI_Line_Item $line_item) {
 		// is this a ticket ?
-		if ( $line_item->type() === EEM_Line_Item::type_line_item && $line_item->OBJ_type() == 'Ticket' ) {
+		if ($line_item->type() === EEM_Line_Item::type_line_item && $line_item->OBJ_type() == 'Ticket') {
 			$this->_current_registration = null;
 			$quantity = 0;
 			// if this ticket is billable at this moment, then we should have a positive quantity
 			if (
-				isset( $this->_line_item_registrations[ $line_item->code() ] )
-				&& is_array( $this->_line_item_registrations[ $line_item->code() ] )
+				isset($this->_line_item_registrations[$line_item->code()])
+				&& is_array($this->_line_item_registrations[$line_item->code()])
 			) {
 				// set quantity based on number of open registrations for this ticket
-				foreach ( $this->_line_item_registrations[ $line_item->code() ] as $registration ) {
+				foreach ($this->_line_item_registrations[$line_item->code()] as $registration) {
 					if (
 						$registration instanceof EE_Registration
 					) {
@@ -194,8 +194,8 @@ 
 					}
 				}
 			}
-			$line_item->set_quantity( $quantity );
-			$line_item->set_total( $line_item->unit_price() * $line_item->quantity() );
+			$line_item->set_quantity($quantity);
+			$line_item->set_total($line_item->unit_price() * $line_item->quantity());
 		}
 		return $line_item;
 	}

core/db_classes/EE_Line_Item.class.php

Spacing +215 added lines, -215 removed lines

@@ -1,5 +1,5 @@ 
-<?php if ( !defined( 'EVENT_ESPRESSO_VERSION' ) ) {
-	exit( 'No direct script access allowed' );
+<?php if ( ! defined('EVENT_ESPRESSO_VERSION')) {
+	exit('No direct script access allowed');
 }
 /**
  * Event Espresso
@@ -50,9 +50,9 @@ 
 	 *                             		    date_format and the second value is the time format
 	 * @return EE_Line_Item
 	 */
-	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, $date_formats );
+	public static function new_instance($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);
 	}
 
 
@@ -63,8 +63,8 @@ 
 	 *                          		the website will be used.
 	 * @return EE_Line_Item
 	 */
-	public static function new_instance_from_db( $props_n_values = array(), $timezone = null ) {
-		return new self( $props_n_values, TRUE, $timezone );
+	public static function new_instance_from_db($props_n_values = array(), $timezone = null) {
+		return new self($props_n_values, TRUE, $timezone);
 	}
 
 
@@ -75,10 +75,10 @@ 
 	 * @param bool   $bydb
 	 * @param string $timezone
 	 */
-	protected function __construct( $fieldValues = array(), $bydb = FALSE, $timezone = '' ) {
-		parent::__construct( $fieldValues, $bydb, $timezone );
-		if ( ! $this->get( 'LIN_code' ) ) {
-			$this->set_code( $this->generate_code() );
+	protected function __construct($fieldValues = array(), $bydb = FALSE, $timezone = '') {
+		parent::__construct($fieldValues, $bydb, $timezone);
+		if ( ! $this->get('LIN_code')) {
+			$this->set_code($this->generate_code());
 		}
 	}
 
@@ -89,7 +89,7 @@ 
 	 * @return int
 	 */
 	public function ID() {
-		return $this->get( 'LIN_ID' );
+		return $this->get('LIN_ID');
 	}
 
 
@@ -99,7 +99,7 @@ 
 	 * @return int
 	 */
 	public function TXN_ID() {
-		return $this->get( 'TXN_ID' );
+		return $this->get('TXN_ID');
 	}
 
 
@@ -108,8 +108,8 @@ 
 	 * Sets TXN_ID
 	 * @param int $TXN_ID
 	 */
-	public function set_TXN_ID( $TXN_ID ) {
-		$this->set( 'TXN_ID', $TXN_ID );
+	public function set_TXN_ID($TXN_ID) {
+		$this->set('TXN_ID', $TXN_ID);
 	}
 
 
@@ -119,9 +119,9 @@ 
 	 * @return string
 	 */
 	public function name() {
-		$name =  $this->get( 'LIN_name' );
-		if( ! $name ){
-			$name = ucwords( str_replace( '-', ' ', $this->type() ) );
+		$name = $this->get('LIN_name');
+		if ( ! $name) {
+			$name = ucwords(str_replace('-', ' ', $this->type()));
 		}
 		return $name;
 	}
@@ -132,8 +132,8 @@ 
 	 * Sets name
 	 * @param string $name
 	 */
-	public function set_name( $name ) {
-		$this->set( 'LIN_name', $name );
+	public function set_name($name) {
+		$this->set('LIN_name', $name);
 	}
 
 
@@ -143,7 +143,7 @@ 
 	 * @return string
 	 */
 	public function desc() {
-		return $this->get( 'LIN_desc' );
+		return $this->get('LIN_desc');
 	}
 
 
@@ -152,8 +152,8 @@ 
 	 * Sets desc
 	 * @param string $desc
 	 */
-	public function set_desc( $desc ) {
-		$this->set( 'LIN_desc', $desc );
+	public function set_desc($desc) {
+		$this->set('LIN_desc', $desc);
 	}
 
 
@@ -163,7 +163,7 @@ 
 	 * @return int
 	 */
 	public function quantity() {
-		return $this->get( 'LIN_quantity' );
+		return $this->get('LIN_quantity');
 	}
 
 
@@ -172,8 +172,8 @@ 
 	 * Sets quantity
 	 * @param int $quantity
 	 */
-	function set_quantity( $quantity ) {
-		$this->set( 'LIN_quantity', max( $quantity, 0 ) );
+	function set_quantity($quantity) {
+		$this->set('LIN_quantity', max($quantity, 0));
 	}
 
 
@@ -183,7 +183,7 @@ 
 	 * @return string
 	 */
 	public function OBJ_ID() {
-		return $this->get( 'OBJ_ID' );
+		return $this->get('OBJ_ID');
 	}
 
 
@@ -192,8 +192,8 @@ 
 	 * Sets item_id
 	 * @param string $item_id
 	 */
-	public function set_OBJ_ID( $item_id ) {
-		$this->set( 'OBJ_ID', $item_id );
+	public function set_OBJ_ID($item_id) {
+		$this->set('OBJ_ID', $item_id);
 	}
 
 
@@ -203,7 +203,7 @@ 
 	 * @return string
 	 */
 	public function OBJ_type() {
-		return $this->get( 'OBJ_type' );
+		return $this->get('OBJ_type');
 	}
 
 
@@ -240,8 +240,8 @@ 
 	 * Sets item_type
 	 * @param string $OBJ_type
 	 */
-	public function set_OBJ_type( $OBJ_type ) {
-		$this->set( 'OBJ_type', $OBJ_type );
+	public function set_OBJ_type($OBJ_type) {
+		$this->set('OBJ_type', $OBJ_type);
 	}
 
 
@@ -251,7 +251,7 @@ 
 	 * @return float
 	 */
 	public function unit_price() {
-		return $this->get( 'LIN_unit_price' );
+		return $this->get('LIN_unit_price');
 	}
 
 
@@ -261,8 +261,8 @@ 
 	 *
 	 * @param float $unit_price
 	 */
-	public function set_unit_price( $unit_price ) {
-		$this->set( 'LIN_unit_price', $unit_price );
+	public function set_unit_price($unit_price) {
+		$this->set('LIN_unit_price', $unit_price);
 	}
 
 
@@ -273,19 +273,19 @@ 
 	 * @return boolean
 	 */
 	public function is_percent() {
-		if( $this->is_tax_sub_total() ) {
+		if ($this->is_tax_sub_total()) {
 			//tax subtotals HAVE a percent on them, that percentage only applies
 			//to taxable items, so its' an exception. Treat it like a flat line item
 			return false;
 		}
-		$unit_price = abs( $this->get( 'LIN_unit_price' ) );
-		$percent = abs( $this->get( 'LIN_percent' ) );
-		if ( $unit_price < .001 && $percent ) {
+		$unit_price = abs($this->get('LIN_unit_price'));
+		$percent = abs($this->get('LIN_percent'));
+		if ($unit_price < .001 && $percent) {
 			return TRUE;
-		} elseif ( $unit_price >= .001 && !$percent ) {
+		} elseif ($unit_price >= .001 && ! $percent) {
 			return FALSE;
-		} elseif ( $unit_price >= .001 && $percent ) {
-			throw new EE_Error( sprintf( __( "A Line Item can not have a unit price of (%s) AND a percent (%s)!", "event_espresso" ), $unit_price, $percent ) );
+		} elseif ($unit_price >= .001 && $percent) {
+			throw new EE_Error(sprintf(__("A Line Item can not have a unit price of (%s) AND a percent (%s)!", "event_espresso"), $unit_price, $percent));
 		} else {
 			// if they're both 0, assume its not a percent item
 			return FALSE;
@@ -299,7 +299,7 @@ 
 	 * @return float
 	 */
 	public function percent() {
-		return $this->get( 'LIN_percent' );
+		return $this->get('LIN_percent');
 	}
 
 
@@ -308,8 +308,8 @@ 
 	 * Sets percent (between 100-0.01)
 	 * @param float $percent
 	 */
-	public function set_percent( $percent ) {
-		$this->set( 'LIN_percent', $percent );
+	public function set_percent($percent) {
+		$this->set('LIN_percent', $percent);
 	}
 
 
@@ -319,7 +319,7 @@ 
 	 * @return float
 	 */
 	public function total() {
-		return $this->get( 'LIN_total' );
+		return $this->get('LIN_total');
 	}
 
 
@@ -328,8 +328,8 @@ 
 	 * Sets total
 	 * @param float $total
 	 */
-	public function set_total( $total ) {
-		$this->set( 'LIN_total', $total );
+	public function set_total($total) {
+		$this->set('LIN_total', $total);
 	}
 
 
@@ -339,7 +339,7 @@ 
 	 * @return int
 	 */
 	public function order() {
-		return $this->get( 'LIN_order' );
+		return $this->get('LIN_order');
 	}
 
 
@@ -348,8 +348,8 @@ 
 	 * Sets order
 	 * @param int $order
 	 */
-	public function set_order( $order ) {
-		$this->set( 'LIN_order', $order );
+	public function set_order($order) {
+		$this->set('LIN_order', $order);
 	}
 
 
@@ -359,7 +359,7 @@ 
 	 * @return int
 	 */
 	public function parent_ID() {
-		return $this->get( 'LIN_parent' );
+		return $this->get('LIN_parent');
 	}
 
 
@@ -368,8 +368,8 @@ 
 	 * Sets parent
 	 * @param int $parent
 	 */
-	public function set_parent_ID( $parent ) {
-		$this->set( 'LIN_parent', $parent );
+	public function set_parent_ID($parent) {
+		$this->set('LIN_parent', $parent);
 	}
 
 
@@ -379,7 +379,7 @@ 
 	 * @return string
 	 */
 	public function type() {
-		return $this->get( 'LIN_type' );
+		return $this->get('LIN_type');
 	}
 
 
@@ -388,8 +388,8 @@ 
 	 * Sets type
 	 * @param string $type
 	 */
-	public function set_type( $type ) {
-		$this->set( 'LIN_type', $type );
+	public function set_type($type) {
+		$this->set('LIN_type', $type);
 	}
 
 
@@ -402,8 +402,8 @@ 
 	 * @return EE_Line_Item
 	 */
 	public function parent() {
-		if( $this->ID() ) {
-			return $this->get_model()->get_one_by_ID( $this->parent_ID() );
+		if ($this->ID()) {
+			return $this->get_model()->get_one_by_ID($this->parent_ID());
 		} else {
 			return $this->_parent;
 		}
@@ -416,13 +416,13 @@ 
 	 * @return EE_Line_Item[]
 	 */
 	public function children() {
-		if ( $this->ID() ) {
+		if ($this->ID()) {
 			return $this->get_model()->get_all(
 					array(
-						array( 'LIN_parent' => $this->ID() ),
-						'order_by' => array( 'LIN_order' => 'ASC' ) ) );
+						array('LIN_parent' => $this->ID()),
+						'order_by' => array('LIN_order' => 'ASC') ) );
 		} else {
-			if ( ! is_array( $this->_children ) ) {
+			if ( ! is_array($this->_children)) {
 				$this->_children = array();
 			}
 			return $this->_children;
@@ -436,7 +436,7 @@ 
 	 * @return string
 	 */
 	public function code() {
-		return $this->get( 'LIN_code' );
+		return $this->get('LIN_code');
 	}
 
 
@@ -445,8 +445,8 @@ 
 	 * Sets code
 	 * @param string $code
 	 */
-	public function set_code( $code ) {
-		$this->set( 'LIN_code', $code );
+	public function set_code($code) {
+		$this->set('LIN_code', $code);
 	}
 
 
@@ -456,7 +456,7 @@ 
 	 * @return boolean
 	 */
 	public function is_taxable() {
-		return $this->get( 'LIN_is_taxable' );
+		return $this->get('LIN_is_taxable');
 	}
 
 
@@ -465,8 +465,8 @@ 
 	 * Sets is_taxable
 	 * @param boolean $is_taxable
 	 */
-	public function set_is_taxable( $is_taxable ) {
-		$this->set( 'LIN_is_taxable', $is_taxable );
+	public function set_is_taxable($is_taxable) {
+		$this->set('LIN_is_taxable', $is_taxable);
 	}
 
 
@@ -481,7 +481,7 @@ 
 	 */
 	public function get_object() {
 		$model_name_of_related_obj = $this->OBJ_type();
-		return $this->get_model()->has_relation(  $model_name_of_related_obj ) ? $this->get_first_related( $model_name_of_related_obj ) : NULL;
+		return $this->get_model()->has_relation($model_name_of_related_obj) ? $this->get_first_related($model_name_of_related_obj) : NULL;
 	}
 
 
@@ -492,11 +492,11 @@ 
 	 * @param array $query_params
 	 * @return EE_Ticket
 	 */
-	public function ticket( $query_params = array() ) {
+	public function ticket($query_params = array()) {
 		//we're going to assume that when this method is called we always want to receive the attached ticket EVEN if that ticket is archived.  This can be overridden via the incoming $query_params argument
-		$remove_defaults = array( 'default_where_conditions' => 'none' );
-		$query_params = array_merge( $remove_defaults, $query_params );
-		return $this->get_first_related( 'Ticket', $query_params );
+		$remove_defaults = array('default_where_conditions' => 'none');
+		$query_params = array_merge($remove_defaults, $query_params);
+		return $this->get_first_related('Ticket', $query_params);
 	}
 
 
@@ -506,11 +506,11 @@ 
 	 * @return EE_Datetime | NULL
 	 */
 	public function get_ticket_datetime() {
-		if ( $this->OBJ_type() === 'Ticket' ) {
+		if ($this->OBJ_type() === 'Ticket') {
 			$ticket = $this->ticket();
-			if ( $ticket instanceof EE_Ticket ) {
+			if ($ticket instanceof EE_Ticket) {
 				$datetime = $ticket->first_datetime();
-				if ( $datetime instanceof EE_Datetime ) {
+				if ($datetime instanceof EE_Datetime) {
 					return $datetime;
 				}
 			}
@@ -526,9 +526,9 @@ 
 	 * @return string
 	 */
 	public function ticket_event_name() {
-		$event_name = __( "Unknown", "event_espresso" );
+		$event_name = __("Unknown", "event_espresso");
 		$event = $this->ticket_event();
-		if ( $event instanceof EE_Event ) {
+		if ($event instanceof EE_Event) {
 			$event_name = $event->name();
 		}
 		return $event_name;
@@ -542,9 +542,9 @@ 
 	public function ticket_event() {
 		$event = null;
 		$ticket = $this->ticket();
-		if ( $ticket instanceof EE_Ticket ) {
+		if ($ticket instanceof EE_Ticket) {
 			$datetime = $ticket->first_datetime();
-			if ( $datetime instanceof EE_Datetime ) {
+			if ($datetime instanceof EE_Datetime) {
 				$event = $datetime->event();
 			}
 		}
@@ -559,11 +559,11 @@ 
 	 * @param string $time_format
 	 * @return string
 	 */
-	public function ticket_datetime_start( $date_format = '', $time_format = '' ) {
-		$first_datetime_string = __( "Unknown", "event_espresso" );
+	public function ticket_datetime_start($date_format = '', $time_format = '') {
+		$first_datetime_string = __("Unknown", "event_espresso");
 		$datetime = $this->get_ticket_datetime();
-		if ( $datetime ) {
-			$first_datetime_string = $datetime->start_date_and_time( $date_format, $time_format );
+		if ($datetime) {
+			$first_datetime_string = $datetime->start_date_and_time($date_format, $time_format);
 		}
 		return $first_datetime_string;
 	}
@@ -578,26 +578,26 @@ 
 	 * @return bool success
 	 * @throws \EE_Error
 	 */
-	public function add_child_line_item( EEI_Line_Item $line_item, $set_order = true ) {
+	public function add_child_line_item(EEI_Line_Item $line_item, $set_order = true) {
 		// should we calculate the LIN_order for this line item ?
-		if ( $set_order || $line_item->order() === null ) {
-			$line_item->set_order( count( $this->children() ) );
+		if ($set_order || $line_item->order() === null) {
+			$line_item->set_order(count($this->children()));
 		}
-		if ( $this->ID() ) {
+		if ($this->ID()) {
 			//check for any duplicate line items (with the same code), if so, this replaces it
-			$line_item_with_same_code = $this->get_child_line_item(  $line_item->code() );
-			if( $line_item_with_same_code instanceof EE_Line_Item && $line_item_with_same_code !== $line_item ) {
-				$this->delete_child_line_item( $line_item_with_same_code->code() );
+			$line_item_with_same_code = $this->get_child_line_item($line_item->code());
+			if ($line_item_with_same_code instanceof EE_Line_Item && $line_item_with_same_code !== $line_item) {
+				$this->delete_child_line_item($line_item_with_same_code->code());
 			}
-			$line_item->set_parent_ID( $this->ID() );
-			if( $this->TXN_ID() ){
-				$line_item->set_TXN_ID( $this->TXN_ID() );
+			$line_item->set_parent_ID($this->ID());
+			if ($this->TXN_ID()) {
+				$line_item->set_TXN_ID($this->TXN_ID());
 			}
 			return $line_item->save();
 		} else {
-			$this->_children[ $line_item->code() ] = $line_item;
-			if( $line_item->parent() != $this ) {
-				$line_item->set_parent( $this );
+			$this->_children[$line_item->code()] = $line_item;
+			if ($line_item->parent() != $this) {
+				$line_item->set_parent($this);
 			}
 			return TRUE;
 		}
@@ -611,16 +611,16 @@ 
 	 * @param EE_Line_Item $line_item
 	 *
 	 */
-	public function set_parent( $line_item ) {
-		if ( $this->ID() ) {
-			if( ! $line_item->ID() ) {
+	public function set_parent($line_item) {
+		if ($this->ID()) {
+			if ( ! $line_item->ID()) {
 				$line_item->save();
 			}
-			$this->set_parent_ID( $line_item->ID() );
+			$this->set_parent_ID($line_item->ID());
 			$this->save();
 		} else {
 			$this->_parent = $line_item;
-			$this->set_parent_ID( $line_item->ID() );
+			$this->set_parent_ID($line_item->ID());
 		}
 	}
 
@@ -633,11 +633,11 @@ 
 	 * @param string $code
 	 * @return EE_Line_Item
 	 */
-	public function get_child_line_item( $code ) {
-		if ( $this->ID() ) {
-			return $this->get_model()->get_one( array( array( 'LIN_parent' => $this->ID(), 'LIN_code' => $code ) ) );
+	public function get_child_line_item($code) {
+		if ($this->ID()) {
+			return $this->get_model()->get_one(array(array('LIN_parent' => $this->ID(), 'LIN_code' => $code)));
 		} else {
-			return isset( $this->_children[ $code ] ) ? $this->_children[ $code ] : null;
+			return isset($this->_children[$code]) ? $this->_children[$code] : null;
 		}
 	}
 
@@ -648,10 +648,10 @@ 
 	 * @return int
 	 */
 	public function delete_children_line_items() {
-		if ( $this->ID() ) {
-			return $this->get_model()->delete( array( array( 'LIN_parent' => $this->ID() ) ) );
+		if ($this->ID()) {
+			return $this->get_model()->delete(array(array('LIN_parent' => $this->ID())));
 		} else {
-			$count = count( $this->_children );
+			$count = count($this->_children);
 			$this->_children = array();
 			return $count;
 		}
@@ -668,25 +668,25 @@ 
 	 * @param bool $stop_search_once_found
 	 * @return int count of items deleted (or simply removed from the line item's cache, if not has not been saved to the DB yet)
 	 */
-	public function delete_child_line_item( $code, $stop_search_once_found = true ) {
-		if ( $this->ID() ) {
+	public function delete_child_line_item($code, $stop_search_once_found = true) {
+		if ($this->ID()) {
 			$items_deleted = 0;
-			if( $this->code() == $code ) {
-				$items_deleted += EEH_Line_Item::delete_all_child_items( $this );
+			if ($this->code() == $code) {
+				$items_deleted += EEH_Line_Item::delete_all_child_items($this);
 				$items_deleted += (int) $this->delete();
-				if( $stop_search_once_found ){
+				if ($stop_search_once_found) {
 					return $items_deleted;
 				}
 			}
-			foreach( $this->children() as $child_line_item ) {
-				$items_deleted += $child_line_item->delete_child_line_item( $code, $stop_search_once_found );
+			foreach ($this->children() as $child_line_item) {
+				$items_deleted += $child_line_item->delete_child_line_item($code, $stop_search_once_found);
 			}
 			return $items_deleted;
 		} else {
-			if( isset( $this->_children[ $code ] ) ) {
-				unset( $this->_children[ $code ] );
+			if (isset($this->_children[$code])) {
+				unset($this->_children[$code]);
 				return 1;
-			}else{
+			} else {
 				return 0;
 			}
 		}
@@ -699,9 +699,9 @@ 
 	 * @return boolean
 	 */
 	public function delete_if_childless_subtotal() {
-		if( $this->ID() &&
+		if ($this->ID() &&
 				$this->type() == EEM_Line_Item::type_sub_total &&
-				! $this->children() ) {
+				! $this->children()) {
 			return $this->delete();
 		} else {
 			return false;
@@ -716,7 +716,7 @@ 
 	 */
 	public function generate_code() {
 		// each line item in the cart requires a unique identifier
-		return md5( $this->get( 'OBJ_type' ) . $this->get( 'OBJ_ID' ) . microtime() );
+		return md5($this->get('OBJ_type').$this->get('OBJ_ID').microtime());
 	}
 
 
@@ -799,7 +799,7 @@ 
 	 * @return string like '2, 004.00', formatted according to the localized currency
 	 */
 	public function unit_price_no_code() {
-		return $this->get_pretty( 'LIN_unit_price', 'no_currency_code' );
+		return $this->get_pretty('LIN_unit_price', 'no_currency_code');
 	}
 
 
@@ -809,7 +809,7 @@ 
 	 * @return string like '2, 004.00', formatted according to the localized currency
 	 */
 	public function total_no_code() {
-		return $this->get_pretty( 'LIN_total', 'no_currency_code' );
+		return $this->get_pretty('LIN_total', 'no_currency_code');
 	}
 
 
@@ -829,17 +829,17 @@ 
 		$tax_total = $this->recalculate_taxes_and_tax_total();
 		$total = $pre_tax_total + $tax_total;
 		// no negative totals plz
-		$total = max( $total, 0 );
-		$this->set_total( $total );
+		$total = max($total, 0);
+		$this->set_total($total);
 		//only update the related transaction's total
 		//if we intend to save this line item and its a grand total
-		if(
+		if (
 			$this->allow_persist() &&
 			$this->type() === EEM_Line_Item::type_total &&
 			$this->transaction() instanceof EE_Transaction
-		){
-			$this->transaction()->set_total( $total );
-			if ( $this->transaction()->ID() ) {
+		) {
+			$this->transaction()->set_total($total);
+			if ($this->transaction()->ID()) {
 				$this->transaction()->save();
 			}
 		}
@@ -858,47 +858,47 @@ 
 	public function recalculate_pre_tax_total() {
 		$total = 0;
 		$my_children = $this->children();
-		$has_children = ! empty( $my_children );
-		if ( $has_children && $this->is_line_item() ) {
-			$total = $this->_recalculate_pretax_total_for_line_item( $total, $my_children );
-		} elseif ( ! $has_children && ( $this->is_sub_line_item() || $this->is_line_item() ) ) {
+		$has_children = ! empty($my_children);
+		if ($has_children && $this->is_line_item()) {
+			$total = $this->_recalculate_pretax_total_for_line_item($total, $my_children);
+		} elseif ( ! $has_children && ($this->is_sub_line_item() || $this->is_line_item())) {
 			$total = $this->unit_price() * $this->quantity();
-		} elseif( $this->is_sub_total() || $this->is_total() ) {
-			$total = $this->_recalculate_pretax_total_for_subtotal( $total, $my_children );
-		} elseif ( $this->is_tax_sub_total() || $this->is_tax() || $this->is_cancelled() ) {
+		} elseif ($this->is_sub_total() || $this->is_total()) {
+			$total = $this->_recalculate_pretax_total_for_subtotal($total, $my_children);
+		} elseif ($this->is_tax_sub_total() || $this->is_tax() || $this->is_cancelled()) {
 			// completely ignore tax totals, tax sub-totals, and cancelled line items, when calculating the pre-tax-total
 			return 0;
 		}
 		// ensure all non-line items and non-sub-line-items have a quantity of 1 (except for Events)
-		if(
+		if (
 			! $this->is_line_item() &&
 			! $this->is_sub_line_item() &&
 			! $this->is_cancellation()
 		) {
-			if ( $this->OBJ_type() !== 'Event' ) {
-				$this->set_quantity( 1 );
+			if ($this->OBJ_type() !== 'Event') {
+				$this->set_quantity(1);
 			}
-			if( ! $this->is_percent() ) {
-				$this->set_unit_price( $this->total() );
+			if ( ! $this->is_percent()) {
+				$this->set_unit_price($this->total());
 			}
 		}
 
 		//we don't want to bother saving grand totals, because that needs to factor in taxes anyways
 		//so it ought to be
-		if( ! $this->is_total() ) {
-			$this->set_total( $total );
+		if ( ! $this->is_total()) {
+			$this->set_total($total);
 			//if not a percent line item, make sure we keep the unit price in sync
-			if(
+			if (
 				$has_children
 				&& $this->is_line_item()
 				&& ! $this->is_percent()
 			) {
-				if( $this->quantity() === 0 ){
+				if ($this->quantity() === 0) {
 					$new_unit_price = 0;
 				} else {
 					$new_unit_price = $this->total() / $this->quantity();
 				}
-				$this->set_unit_price( $new_unit_price );
+				$this->set_unit_price($new_unit_price);
 			}
 			$this->maybe_save();
 		}
@@ -918,39 +918,39 @@ 
 	 * @return float
 	 * @throws \EE_Error
 	 */
-	protected function _recalculate_pretax_total_for_subtotal( $calculated_total_so_far, $my_children = null ) {
-		if( $my_children === null ) {
+	protected function _recalculate_pretax_total_for_subtotal($calculated_total_so_far, $my_children = null) {
+		if ($my_children === null) {
 			$my_children = $this->children();
 		}
 		//get the total of all its children
-		foreach ( $my_children as $child_line_item ) {
-			if ( $child_line_item instanceof EE_Line_Item && ! $child_line_item->is_cancellation() ) {
+		foreach ($my_children as $child_line_item) {
+			if ($child_line_item instanceof EE_Line_Item && ! $child_line_item->is_cancellation()) {
 				// percentage line items are based on total so far
-				if ( $child_line_item->is_percent() ) {
+				if ($child_line_item->is_percent()) {
 					//round as we go so that the line items add up ok
 					$percent_total = round(
 						$calculated_total_so_far * $child_line_item->percent() / 100,
 						EE_Registry::instance()->CFG->currency->dec_plc
 					);
-					$child_line_item->set_total( $percent_total );
+					$child_line_item->set_total($percent_total);
 					//so far all percent line items should have a quantity of 1
 					//(ie, no double percent discounts. Although that might be requested someday)
-					$child_line_item->set_quantity( 1 );
+					$child_line_item->set_quantity(1);
 					$child_line_item->maybe_save();
 					$calculated_total_so_far += $percent_total;
 				} else {
 					//verify flat sub-line-item quantities match their parent
-					if( $child_line_item->is_sub_line_item() ) {
-						$child_line_item->set_quantity( $this->quantity() );
+					if ($child_line_item->is_sub_line_item()) {
+						$child_line_item->set_quantity($this->quantity());
 					}
 					$calculated_total_so_far += $child_line_item->recalculate_pre_tax_total();
 				}
 			}
 		}
 
-		if( $this->is_sub_total() ){
+		if ($this->is_sub_total()) {
 			// no negative totals plz
-			$calculated_total_so_far = max( $calculated_total_so_far, 0 );
+			$calculated_total_so_far = max($calculated_total_so_far, 0);
 		}
 		return $calculated_total_so_far;
 	}
@@ -968,8 +968,8 @@ 
 	 * @return float
 	 * @throws \EE_Error
 	 */
-	protected function _recalculate_pretax_total_for_line_item( $calculated_total_so_far, $my_children = null ) {
-		if( $my_children === null ) {
+	protected function _recalculate_pretax_total_for_line_item($calculated_total_so_far, $my_children = null) {
+		if ($my_children === null) {
 			$my_children = $this->children();
 		}
 		//we need to keep track of the running total for a single item,
@@ -977,10 +977,10 @@ 
 		$unit_price_for_total = 0;
 		$quantity_for_total = 1;
 		//get the total of all its children
-		foreach ( $my_children as $child_line_item ) {
-			if ( $child_line_item instanceof EE_Line_Item &&
+		foreach ($my_children as $child_line_item) {
+			if ($child_line_item instanceof EE_Line_Item &&
 					! $child_line_item->is_cancellation()) {
-				if ( $child_line_item->is_percent() ) {
+				if ($child_line_item->is_percent()) {
 					//it should be the unit-price-so-far multiplied by teh percent multiplied by the quantity
 					//not total multiplied by percent, because that ignores rounding along-the-way
 					$percent_unit_price = round(
@@ -988,17 +988,17 @@ 
 						EE_Registry::instance()->CFG->currency->dec_plc
 					);
 					$percent_total = $percent_unit_price * $quantity_for_total;
-					$child_line_item->set_total( $percent_total );
+					$child_line_item->set_total($percent_total);
 					//so far all percent line items should have a quantity of 1
 					//(ie, no double percent discounts. Although that might be requested someday)
-					$child_line_item->set_quantity( 1 );
+					$child_line_item->set_quantity(1);
 					$child_line_item->maybe_save();
 					$calculated_total_so_far += $percent_total;
 					$unit_price_for_total += $percent_unit_price;
 				} else {
 					//verify flat sub-line-item quantities match their parent
-					if( $child_line_item->is_sub_line_item() ) {
-						$child_line_item->set_quantity( $this->quantity() );
+					if ($child_line_item->is_sub_line_item()) {
+						$child_line_item->set_quantity($this->quantity());
 					}
 					$quantity_for_total = $child_line_item->quantity();
 					$calculated_total_so_far += $child_line_item->recalculate_pre_tax_total();
@@ -1022,10 +1022,10 @@ 
 		//calculate the pretax total
 		$taxable_total = $this->taxable_total();
 		$tax_total = 0;
-		foreach ( $taxes as $tax ) {
+		foreach ($taxes as $tax) {
 			$total_on_this_tax = $taxable_total * $tax->percent() / 100;
 			//remember the total on this line item
-			$tax->set_total( $total_on_this_tax );
+			$tax->set_total($total_on_this_tax);
 			$tax_total += $tax->total();
 		}
 		$this->_recalculate_tax_sub_total();
@@ -1039,21 +1039,21 @@ 
 	 * @return void
 	 */
 	private function _recalculate_tax_sub_total() {
-		if ( $this->is_tax_sub_total() ) {
+		if ($this->is_tax_sub_total()) {
 			$total = 0;
 			$total_percent = 0;
 			//simply loop through all its children (which should be taxes) and sum their total
-			foreach ( $this->children() as $child_tax ) {
-				if ( $child_tax instanceof EE_Line_Item ) {
+			foreach ($this->children() as $child_tax) {
+				if ($child_tax instanceof EE_Line_Item) {
 					$total += $child_tax->total();
 					$total_percent += $child_tax->percent();
 				}
 			}
-			$this->set_total( $total );
-			$this->set_percent( $total_percent );
-		} elseif ( $this->is_total() ) {
-			foreach ( $this->children() as $maybe_tax_subtotal ) {
-				if ( $maybe_tax_subtotal instanceof EE_Line_Item ) {
+			$this->set_total($total);
+			$this->set_percent($total_percent);
+		} elseif ($this->is_total()) {
+			foreach ($this->children() as $maybe_tax_subtotal) {
+				if ($maybe_tax_subtotal instanceof EE_Line_Item) {
 					$maybe_tax_subtotal->_recalculate_tax_sub_total();
 				}
 			}
@@ -1069,8 +1069,8 @@ 
 	public function get_total_tax() {
 		$this->_recalculate_tax_sub_total();
 		$total = 0;
-		foreach ( $this->tax_descendants() as $tax_line_item ) {
-			if ( $tax_line_item instanceof EE_Line_Item ) {
+		foreach ($this->tax_descendants() as $tax_line_item) {
+			if ($tax_line_item instanceof EE_Line_Item) {
 				$total += $tax_line_item->total();
 			}
 		}
@@ -1084,15 +1084,15 @@ 
 	 */
 	public function get_items_total() {
 		//by default, let's make sure we're consistent with the existing line item
-		if( $this->is_total() ) {
-			$pretax_subtotal_li = EEH_Line_Item::get_pre_tax_subtotal( $this );
-			if( $pretax_subtotal_li instanceof EE_Line_Item ) {
+		if ($this->is_total()) {
+			$pretax_subtotal_li = EEH_Line_Item::get_pre_tax_subtotal($this);
+			if ($pretax_subtotal_li instanceof EE_Line_Item) {
 				return $pretax_subtotal_li->total();
 			}
 		}
 		$total = 0;
-		foreach ( $this->get_items() as $item ) {
-			if ( $item instanceof EE_Line_Item ) {
+		foreach ($this->get_items() as $item) {
+			if ($item instanceof EE_Line_Item) {
 				$total += $item->total();
 			}
 		}
@@ -1107,7 +1107,7 @@ 
 	 * @return EE_Line_Item[]
 	 */
 	public function tax_descendants() {
-		return EEH_Line_Item::get_tax_descendants( $this );
+		return EEH_Line_Item::get_tax_descendants($this);
 	}
 
 
@@ -1117,7 +1117,7 @@ 
 	 * @return EE_Line_Item[]
 	 */
 	public function get_items() {
-		return EEH_Line_Item::get_line_item_descendants( $this );
+		return EEH_Line_Item::get_line_item_descendants($this);
 	}
 
 
@@ -1133,22 +1133,22 @@ 
 	 */
 	public function taxable_total() {
 		$total = 0;
-		if ( $this->children() ) {
-			foreach ( $this->children() as $child_line_item ) {
-				if ( $child_line_item->type() === EEM_Line_Item::type_line_item && $child_line_item->is_taxable()) {
+		if ($this->children()) {
+			foreach ($this->children() as $child_line_item) {
+				if ($child_line_item->type() === EEM_Line_Item::type_line_item && $child_line_item->is_taxable()) {
 					//if it's a percent item, only take into account the percent
 					//that's taxable too (the taxable total so far)
-					if( $child_line_item->is_percent() ) {
-						$total = $total + ( $total * $child_line_item->percent() / 100 );
-					}else{
+					if ($child_line_item->is_percent()) {
+						$total = $total + ($total * $child_line_item->percent() / 100);
+					} else {
 						$total += $child_line_item->total();
 					}
-				}elseif( $child_line_item->type() === EEM_Line_Item::type_sub_total ){
+				}elseif ($child_line_item->type() === EEM_Line_Item::type_sub_total) {
 					$total += $child_line_item->taxable_total();
 				}
 			}
 		}
-		return max( $total, 0 );
+		return max($total, 0);
 	}
 
 
@@ -1158,7 +1158,7 @@ 
 	 * @return EE_Transaction
 	 */
 	public function transaction() {
-		return $this->get_first_related( 'Transaction' );
+		return $this->get_first_related('Transaction');
 	}
 
 
@@ -1171,18 +1171,18 @@ 
 	 * @param int $txn_id if none is provided, assumes $this->TXN_ID()
 	 * @return int count of items saved
 	 */
-	public function save_this_and_descendants_to_txn( $txn_id = NULL ) {
+	public function save_this_and_descendants_to_txn($txn_id = NULL) {
 		$count = 0;
-		if ( ! $txn_id ) {
+		if ( ! $txn_id) {
 			$txn_id = $this->TXN_ID();
 		}
-		$this->set_TXN_ID( $txn_id );
+		$this->set_TXN_ID($txn_id);
 		$children = $this->children();
 		$count += $this->save() ? 1 : 0;
-		foreach ( $children as $child_line_item ) {
-			if ( $child_line_item instanceof EE_Line_Item ) {
-				$child_line_item->set_parent_ID( $this->ID() );
-				$count += $child_line_item->save_this_and_descendants_to_txn( $txn_id );
+		foreach ($children as $child_line_item) {
+			if ($child_line_item instanceof EE_Line_Item) {
+				$child_line_item->set_parent_ID($this->ID());
+				$count += $child_line_item->save_this_and_descendants_to_txn($txn_id);
 			}
 		}
 		return $count;
@@ -1199,9 +1199,9 @@ 
 		$count = 0;
 		$children = $this->children();
 		$count += $this->save() ? 1 : 0;
-		foreach ( $children as $child_line_item ) {
-			if ( $child_line_item instanceof EE_Line_Item ) {
-				$child_line_item->set_parent_ID( $this->ID() );
+		foreach ($children as $child_line_item) {
+			if ($child_line_item instanceof EE_Line_Item) {
+				$child_line_item->set_parent_ID($this->ID());
 				$count += $child_line_item->save_this_and_descendants();
 			}
 		}
@@ -1215,8 +1215,8 @@ 
 	 * @return EE_Line_Item[]
 	 */
 	function get_cancellations() {
-		EE_Registry::instance()->load_helper( 'Line_Item' );
-		return EEH_Line_Item::get_descendants_of_type( $this, EEM_Line_Item::type_cancellation );
+		EE_Registry::instance()->load_helper('Line_Item');
+		return EEH_Line_Item::get_descendants_of_type($this, EEM_Line_Item::type_cancellation);
 	}
 
 
@@ -1226,9 +1226,9 @@ 
 	 * @param string $type one of the constants on EEM_Line_Item
 	 * @return EE_Line_Item[]
 	 */
-	protected function _get_descendants_of_type( $type ) {
-		EE_Error::doing_it_wrong( 'EE_Line_Item::_get_descendants_of_type()', __('Method replaced with EEH_Line_Item::get_descendants_of_type()', 'event_espresso'), '4.6.0' );
-		return EEH_Line_Item::get_descendants_of_type( $this, $type );
+	protected function _get_descendants_of_type($type) {
+		EE_Error::doing_it_wrong('EE_Line_Item::_get_descendants_of_type()', __('Method replaced with EEH_Line_Item::get_descendants_of_type()', 'event_espresso'), '4.6.0');
+		return EEH_Line_Item::get_descendants_of_type($this, $type);
 	}
 
 
@@ -1238,9 +1238,9 @@ 
 	 * @param string $type like one of the EEM_Line_Item::type_*
 	 * @return EE_Line_Item
 	 */
-	public function get_nearest_descendant_of_type( $type ) {
-		EE_Error::doing_it_wrong( 'EE_Line_Item::get_nearest_descendant_of_type()', __('Method replaced with EEH_Line_Item::get_nearest_descendant_of_type()', 'event_espresso'), '4.6.0' );
-		return EEH_Line_Item::get_nearest_descendant_of_type( $this, $type );
+	public function get_nearest_descendant_of_type($type) {
+		EE_Error::doing_it_wrong('EE_Line_Item::get_nearest_descendant_of_type()', __('Method replaced with EEH_Line_Item::get_nearest_descendant_of_type()', 'event_espresso'), '4.6.0');
+		return EEH_Line_Item::get_nearest_descendant_of_type($this, $type);
 	}
 
 
@@ -1251,7 +1251,7 @@ 
 	 * @return int count of items saved
 	 */
 	public function maybe_save() {
-		if ( $this->ID() ) {
+		if ($this->ID()) {
 			return $this->save();
 		}
 		return false;

core/helpers/EEH_Line_Item.helper.php

Spacing +346 added lines, -346 removed lines

@@ -1,4 +1,4 @@ 
-<?php if (!defined('EVENT_ESPRESSO_VERSION')) { exit('No direct script access allowed'); }
+<?php if ( ! defined('EVENT_ESPRESSO_VERSION')) { exit('No direct script access allowed'); }
 /**
  *
  * EEH_Line_Item
@@ -45,8 +45,8 @@ 
 	 * @return boolean success
 	 * @throws \EE_Error
 	 */
-	public static function add_unrelated_item( EE_Line_Item $parent_line_item, $name, $unit_price, $description = '', $quantity = 1, $taxable = FALSE, $code = NULL  ){
-		$items_subtotal = self::get_pre_tax_subtotal( $parent_line_item );
+	public static function add_unrelated_item(EE_Line_Item $parent_line_item, $name, $unit_price, $description = '', $quantity = 1, $taxable = FALSE, $code = NULL) {
+		$items_subtotal = self::get_pre_tax_subtotal($parent_line_item);
 		$line_item = EE_Line_Item::new_instance(array(
 			'LIN_name' => $name,
 			'LIN_desc' => $description,
@@ -54,7 +54,7 @@ 
 			'LIN_quantity' => $quantity,
 			'LIN_percent' => null,
 			'LIN_is_taxable' => $taxable,
-			'LIN_order' => $items_subtotal instanceof EE_Line_Item ? count( $items_subtotal->children() ) : 0,
+			'LIN_order' => $items_subtotal instanceof EE_Line_Item ? count($items_subtotal->children()) : 0,
 			'LIN_total' => (float) $unit_price * (int) $quantity,
 			'LIN_type'=>  EEM_Line_Item::type_line_item,
 			'LIN_code' => $code,
@@ -64,7 +64,7 @@ 
 			$line_item,
 			$parent_line_item
 		);
-		return self::add_item( $parent_line_item, $line_item );
+		return self::add_item($parent_line_item, $line_item);
 	}
 
 
@@ -86,7 +86,7 @@ 
 	 * @return boolean success
 	 * @throws \EE_Error
 	 */
-	public static function add_percentage_based_item( EE_Line_Item $parent_line_item, $name, $percentage_amount, $description = '', $taxable = FALSE ){
+	public static function add_percentage_based_item(EE_Line_Item $parent_line_item, $name, $percentage_amount, $description = '', $taxable = FALSE) {
 		$line_item = EE_Line_Item::new_instance(array(
 			'LIN_name' => $name,
 			'LIN_desc' => $description,
@@ -94,7 +94,7 @@ 
 			'LIN_percent' => $percentage_amount,
 			'LIN_quantity' => NULL,
 			'LIN_is_taxable' => $taxable,
-			'LIN_total' => (float) ( $percentage_amount * ( $parent_line_item->total() / 100 ) ),
+			'LIN_total' => (float) ($percentage_amount * ($parent_line_item->total() / 100)),
 			'LIN_type'=>  EEM_Line_Item::type_line_item,
 			'LIN_parent' => $parent_line_item->ID()
 		));
@@ -102,7 +102,7 @@ 
 			'FHEE__EEH_Line_Item__add_percentage_based_item__line_item',
 			$line_item
 		);
-		return self::add_item( $parent_line_item, $line_item );
+		return self::add_item($parent_line_item, $line_item);
 	}
 
 
@@ -123,15 +123,15 @@ 
 	 * @return \EE_Line_Item
 	 * @throws \EE_Error
 	 */
-	public static function add_ticket_purchase( EE_Line_Item $total_line_item, EE_Ticket $ticket, $qty = 1 ){
-		if ( ! $total_line_item instanceof EE_Line_Item || ! $total_line_item->is_total() ) {
-			throw new EE_Error( sprintf( __( 'A valid line item total is required in order to add tickets. A line item of type "%s" was passed.', 'event_espresso' ), $ticket->ID(), $total_line_item->ID() ) );
+	public static function add_ticket_purchase(EE_Line_Item $total_line_item, EE_Ticket $ticket, $qty = 1) {
+		if ( ! $total_line_item instanceof EE_Line_Item || ! $total_line_item->is_total()) {
+			throw new EE_Error(sprintf(__('A valid line item total is required in order to add tickets. A line item of type "%s" was passed.', 'event_espresso'), $ticket->ID(), $total_line_item->ID()));
 		}
 		// either increment the qty for an existing ticket
-		$line_item = self::increment_ticket_qty_if_already_in_cart( $total_line_item, $ticket, $qty );
+		$line_item = self::increment_ticket_qty_if_already_in_cart($total_line_item, $ticket, $qty);
 		// or add a new one
-		if ( ! $line_item instanceof EE_Line_Item ) {
-			$line_item = self::create_ticket_line_item( $total_line_item, $ticket, $qty );
+		if ( ! $line_item instanceof EE_Line_Item) {
+			$line_item = self::create_ticket_line_item($total_line_item, $ticket, $qty);
 		}
 		$total_line_item->recalculate_total_including_taxes();
 		return $line_item;
@@ -147,11 +147,11 @@ 
 	 * @return \EE_Line_Item
 	 * @throws \EE_Error
 	 */
-	public static function increment_ticket_qty_if_already_in_cart( EE_Line_Item $total_line_item, EE_Ticket $ticket, $qty = 1 ) {
+	public static function increment_ticket_qty_if_already_in_cart(EE_Line_Item $total_line_item, EE_Ticket $ticket, $qty = 1) {
 		$line_item = null;
-		if ( $total_line_item instanceof EE_Line_Item && $total_line_item->is_total() ) {
-			$ticket_line_items = EEH_Line_Item::get_ticket_line_items( $total_line_item );
-			foreach ( (array)$ticket_line_items as $ticket_line_item ) {
+		if ($total_line_item instanceof EE_Line_Item && $total_line_item->is_total()) {
+			$ticket_line_items = EEH_Line_Item::get_ticket_line_items($total_line_item);
+			foreach ((array) $ticket_line_items as $ticket_line_item) {
 				if (
 					$ticket_line_item instanceof EE_Line_Item
 					&& (int) $ticket_line_item->OBJ_ID() === (int) $ticket->ID()
@@ -161,8 +161,8 @@ 
 				}
 			}
 		}
-		if ( $line_item instanceof EE_Line_Item ) {
-			EEH_Line_Item::increment_quantity( $line_item, $qty );
+		if ($line_item instanceof EE_Line_Item) {
+			EEH_Line_Item::increment_quantity($line_item, $qty);
 			return $line_item;
 		}
 		return null;
@@ -179,16 +179,16 @@ 
 	 * @return void
 	 * @throws \EE_Error
 	 */
-	public static function increment_quantity( EE_Line_Item $line_item, $qty = 1 ) {
-		if( ! $line_item->is_percent() ) {
+	public static function increment_quantity(EE_Line_Item $line_item, $qty = 1) {
+		if ( ! $line_item->is_percent()) {
 			$qty += $line_item->quantity();
-			$line_item->set_quantity( $qty );
-			$line_item->set_total( $line_item->unit_price() * $qty );
+			$line_item->set_quantity($qty);
+			$line_item->set_total($line_item->unit_price() * $qty);
 			$line_item->save();
 		}
-		foreach( $line_item->children() as $child ) {
-			if( $child->is_sub_line_item() ) {
-				EEH_Line_Item::update_quantity( $child, $qty );
+		foreach ($line_item->children() as $child) {
+			if ($child->is_sub_line_item()) {
+				EEH_Line_Item::update_quantity($child, $qty);
 			}
 		}
 	}
@@ -204,17 +204,17 @@ 
 	 * @return void
 	 * @throws \EE_Error
 	 */
-	public static function decrement_quantity( EE_Line_Item $line_item, $qty = 1 ) {
-		if( ! $line_item->is_percent() ) {
+	public static function decrement_quantity(EE_Line_Item $line_item, $qty = 1) {
+		if ( ! $line_item->is_percent()) {
 			$qty = $line_item->quantity() - $qty;
-			$qty = max( $qty, 0 );
-			$line_item->set_quantity( $qty );
-			$line_item->set_total( $line_item->unit_price() * $qty );
+			$qty = max($qty, 0);
+			$line_item->set_quantity($qty);
+			$line_item->set_total($line_item->unit_price() * $qty);
 			$line_item->save();
 		}
-		foreach( $line_item->children() as $child ) {
-			if( $child->is_sub_line_item() ) {
-				EEH_Line_Item::update_quantity( $child, $qty );
+		foreach ($line_item->children() as $child) {
+			if ($child->is_sub_line_item()) {
+				EEH_Line_Item::update_quantity($child, $qty);
 			}
 		}
 	}
@@ -229,15 +229,15 @@ 
 	 * @param int          $new_quantity
 	 * @throws \EE_Error
 	 */
-	public static function update_quantity( EE_Line_Item $line_item, $new_quantity ) {
-		if( ! $line_item->is_percent() ) {
-			$line_item->set_quantity( $new_quantity );
-			$line_item->set_total( $line_item->unit_price() * $new_quantity );
+	public static function update_quantity(EE_Line_Item $line_item, $new_quantity) {
+		if ( ! $line_item->is_percent()) {
+			$line_item->set_quantity($new_quantity);
+			$line_item->set_total($line_item->unit_price() * $new_quantity);
 			$line_item->save();
 		}
-		foreach( $line_item->children() as $child ) {
-			if( $child->is_sub_line_item() ) {
-				EEH_Line_Item::update_quantity( $child, $new_quantity );
+		foreach ($line_item->children() as $child) {
+			if ($child->is_sub_line_item()) {
+				EEH_Line_Item::update_quantity($child, $new_quantity);
 			}
 		}
 	}
@@ -252,43 +252,43 @@ 
 	 * @return \EE_Line_Item
 	 * @throws \EE_Error
 	 */
-	public static function create_ticket_line_item( EE_Line_Item $total_line_item, EE_Ticket $ticket, $qty = 1 ) {
+	public static function create_ticket_line_item(EE_Line_Item $total_line_item, EE_Ticket $ticket, $qty = 1) {
 		$datetimes = $ticket->datetimes();
-		$first_datetime = reset( $datetimes );
-		if( $first_datetime instanceof EE_Datetime && $first_datetime->event() instanceof EE_Event ) {
+		$first_datetime = reset($datetimes);
+		if ($first_datetime instanceof EE_Datetime && $first_datetime->event() instanceof EE_Event) {
 			$first_datetime_name = $first_datetime->event()->name();
 		} else {
-			$first_datetime_name = __( 'Event', 'event_espresso' );
+			$first_datetime_name = __('Event', 'event_espresso');
 		}
-		$event = sprintf( _x( '(For %1$s)', '(For Event Name)', 'event_espresso' ), $first_datetime_name );
+		$event = sprintf(_x('(For %1$s)', '(For Event Name)', 'event_espresso'), $first_datetime_name);
 		// get event subtotal line
-		$events_sub_total = self::get_event_line_item_for_ticket( $total_line_item, $ticket );
+		$events_sub_total = self::get_event_line_item_for_ticket($total_line_item, $ticket);
 		// add $ticket to cart
-		$line_item = EE_Line_Item::new_instance( array(
+		$line_item = EE_Line_Item::new_instance(array(
 			'LIN_name'       	=> $ticket->name(),
-			'LIN_desc'       		=> $ticket->description() !== '' ? $ticket->description() . ' ' . $event : $event,
+			'LIN_desc'       		=> $ticket->description() !== '' ? $ticket->description().' '.$event : $event,
 			'LIN_unit_price' 	=> $ticket->price(),
 			'LIN_quantity'   	=> $qty,
 			'LIN_is_taxable' 	=> $ticket->taxable(),
-			'LIN_order'      	=> count( $events_sub_total->children() ),
+			'LIN_order'      	=> count($events_sub_total->children()),
 			'LIN_total'      		=> $ticket->price() * $qty,
 			'LIN_type'       		=> EEM_Line_Item::type_line_item,
 			'OBJ_ID'         		=> $ticket->ID(),
 			'OBJ_type'       	=> 'Ticket'
-		) );
+		));
 		$line_item = apply_filters(
 			'FHEE__EEH_Line_Item__create_ticket_line_item__line_item',
 			$line_item
 		);
-		$events_sub_total->add_child_line_item( $line_item );
+		$events_sub_total->add_child_line_item($line_item);
 		//now add the sub-line items
 		$running_total_for_ticket = 0;
-		foreach ( $ticket->prices( array( 'order_by' => array( 'PRC_order' => 'ASC' ) ) ) as $price ) {
+		foreach ($ticket->prices(array('order_by' => array('PRC_order' => 'ASC'))) as $price) {
 			$sign = $price->is_discount() ? -1 : 1;
 			$price_total = $price->is_percent()
 				? $running_total_for_ticket * $price->amount() / 100
 				: $price->amount() * $qty;
-			$sub_line_item = EE_Line_Item::new_instance( array(
+			$sub_line_item = EE_Line_Item::new_instance(array(
 				'LIN_name'       	=> $price->name(),
 				'LIN_desc'       		=> $price->desc(),
 				'LIN_quantity'   	=> $price->is_percent() ? null : $qty,
@@ -298,18 +298,18 @@ 
 				'LIN_type'       		=> EEM_Line_Item::type_sub_line_item,
 				'OBJ_ID'         		=> $price->ID(),
 				'OBJ_type'       	=> 'Price'
-			) );
+			));
 			$sub_line_item = apply_filters(
 				'FHEE__EEH_Line_Item__create_ticket_line_item__sub_line_item',
 				$sub_line_item
 			);
-			if ( $price->is_percent() ) {
-				$sub_line_item->set_percent( $sign * $price->amount() );
+			if ($price->is_percent()) {
+				$sub_line_item->set_percent($sign * $price->amount());
 			} else {
-				$sub_line_item->set_unit_price( $sign * $price->amount() );
+				$sub_line_item->set_unit_price($sign * $price->amount());
 			}
 			$running_total_for_ticket += $price_total;
-			$line_item->add_child_line_item( $sub_line_item );
+			$line_item->add_child_line_item($sub_line_item);
 		}
 		return $line_item;
 	}
@@ -329,11 +329,11 @@ 
 	 * @return boolean
 	 * @throws \EE_Error
 	 */
-	public static function add_item( EE_Line_Item $total_line_item, EE_Line_Item $item ){
-		$pre_tax_subtotal = self::get_pre_tax_subtotal( $total_line_item );
-		if ( $pre_tax_subtotal instanceof EE_Line_Item ){
+	public static function add_item(EE_Line_Item $total_line_item, EE_Line_Item $item) {
+		$pre_tax_subtotal = self::get_pre_tax_subtotal($total_line_item);
+		if ($pre_tax_subtotal instanceof EE_Line_Item) {
 			$success = $pre_tax_subtotal->add_child_line_item($item);
-		}else{
+		} else {
 			return FALSE;
 		}
 		$total_line_item->recalculate_total_including_taxes();
@@ -352,34 +352,34 @@ 
 	 * @return bool success
 	 * @throws \EE_Error
 	 */
-	public static function cancel_ticket_line_item( EE_Line_Item $ticket_line_item, $qty = 1 ) {
+	public static function cancel_ticket_line_item(EE_Line_Item $ticket_line_item, $qty = 1) {
 		// validate incoming line_item
-		if ( $ticket_line_item->OBJ_type() !== 'Ticket' ) {
+		if ($ticket_line_item->OBJ_type() !== 'Ticket') {
 			throw new EE_Error(
 				sprintf(
-					__( 'The supplied line item must have an Object Type of "Ticket", not %1$s.', 'event_espresso' ),
+					__('The supplied line item must have an Object Type of "Ticket", not %1$s.', 'event_espresso'),
 					$ticket_line_item->type()
 				)
 			);
 		}
-		if ( $ticket_line_item->quantity() < $qty ) {
+		if ($ticket_line_item->quantity() < $qty) {
 			throw new EE_Error(
 				sprintf(
-					__( 'Can not cancel %1$d ticket(s) because the supplied line item has a quantity of %2$d.', 'event_espresso' ),
+					__('Can not cancel %1$d ticket(s) because the supplied line item has a quantity of %2$d.', 'event_espresso'),
 					$qty,
 					$ticket_line_item->quantity()
 				)
 			);
 		}
 		// decrement ticket quantity; don't rely on auto-fixing when recalculating totals to do this
-		$ticket_line_item->set_quantity( $ticket_line_item->quantity() - $qty );
-		foreach( $ticket_line_item->children() as $child_line_item ) {
-			if(
+		$ticket_line_item->set_quantity($ticket_line_item->quantity() - $qty);
+		foreach ($ticket_line_item->children() as $child_line_item) {
+			if (
 				$child_line_item->is_sub_line_item()
 				&& ! $child_line_item->is_percent()
 				&& ! $child_line_item->is_cancellation()
 			) {
-				$child_line_item->set_quantity( $child_line_item->quantity() - $qty );
+				$child_line_item->set_quantity($child_line_item->quantity() - $qty);
 			}
 		}
 		// get cancellation sub line item
@@ -387,37 +387,37 @@ 
 			$ticket_line_item,
 			EEM_Line_Item::type_cancellation
 		);
-		$cancellation_line_item = reset( $cancellation_line_item );
+		$cancellation_line_item = reset($cancellation_line_item);
 		// verify that this ticket was indeed previously cancelled
-		if ( $cancellation_line_item instanceof EE_Line_Item ) {
+		if ($cancellation_line_item instanceof EE_Line_Item) {
 			// increment cancelled quantity
-			$cancellation_line_item->set_quantity( $cancellation_line_item->quantity() + $qty );
+			$cancellation_line_item->set_quantity($cancellation_line_item->quantity() + $qty);
 		} else {
 			// create cancellation sub line item
-			$cancellation_line_item = EE_Line_Item::new_instance( array(
-				'LIN_name'       => __( 'Cancellation', 'event_espresso' ),
+			$cancellation_line_item = EE_Line_Item::new_instance(array(
+				'LIN_name'       => __('Cancellation', 'event_espresso'),
 				'LIN_desc'       => sprintf(
-					_x( 'Cancelled %1$s : %2$s', 'Cancelled Ticket Name : 2015-01-01 11:11', 'event_espresso' ),
+					_x('Cancelled %1$s : %2$s', 'Cancelled Ticket Name : 2015-01-01 11:11', 'event_espresso'),
 					$ticket_line_item->name(),
-					current_time( get_option( 'date_format' ) . ' ' . get_option( 'time_format' ) )
+					current_time(get_option('date_format').' '.get_option('time_format'))
 				),
 				'LIN_unit_price' => 0, // $ticket_line_item->unit_price()
 				'LIN_quantity'   => $qty,
 				'LIN_is_taxable' => $ticket_line_item->is_taxable(),
-				'LIN_order'      => count( $ticket_line_item->children() ),
+				'LIN_order'      => count($ticket_line_item->children()),
 				'LIN_total'      => 0, // $ticket_line_item->unit_price()
 				'LIN_type'       => EEM_Line_Item::type_cancellation,
-			) );
-			$ticket_line_item->add_child_line_item( $cancellation_line_item );
+			));
+			$ticket_line_item->add_child_line_item($cancellation_line_item);
 		}
-		if ( $ticket_line_item->save_this_and_descendants() > 0 ) {
+		if ($ticket_line_item->save_this_and_descendants() > 0) {
 			// decrement parent line item quantity
 			$event_line_item = $ticket_line_item->parent();
-			if ( $event_line_item instanceof EE_Line_Item && $event_line_item->OBJ_type() === 'Event' ) {
-				$event_line_item->set_quantity( $event_line_item->quantity() - $qty );
+			if ($event_line_item instanceof EE_Line_Item && $event_line_item->OBJ_type() === 'Event') {
+				$event_line_item->set_quantity($event_line_item->quantity() - $qty);
 				$event_line_item->save();
 			}
-			EEH_Line_Item::get_grand_total_and_recalculate_everything( $ticket_line_item );
+			EEH_Line_Item::get_grand_total_and_recalculate_everything($ticket_line_item);
 			return true;
 		}
 		return false;
@@ -435,12 +435,12 @@ 
 	 * @return bool success
 	 * @throws \EE_Error
 	 */
-	public static function reinstate_canceled_ticket_line_item( EE_Line_Item $ticket_line_item, $qty = 1 ) {
+	public static function reinstate_canceled_ticket_line_item(EE_Line_Item $ticket_line_item, $qty = 1) {
 		// validate incoming line_item
-		if ( $ticket_line_item->OBJ_type() !== 'Ticket' ) {
+		if ($ticket_line_item->OBJ_type() !== 'Ticket') {
 			throw new EE_Error(
 				sprintf(
-					__( 'The supplied line item must have an Object Type of "Ticket", not %1$s.', 'event_espresso' ),
+					__('The supplied line item must have an Object Type of "Ticket", not %1$s.', 'event_espresso'),
 					$ticket_line_item->type()
 				)
 			);
@@ -450,42 +450,42 @@ 
 			$ticket_line_item,
 			EEM_Line_Item::type_cancellation
 		);
-		$cancellation_line_item = reset( $cancellation_line_item );
+		$cancellation_line_item = reset($cancellation_line_item);
 		// verify that this ticket was indeed previously cancelled
-		if ( ! $cancellation_line_item instanceof EE_Line_Item ) {
+		if ( ! $cancellation_line_item instanceof EE_Line_Item) {
 			return false;
 		}
-		if ( $cancellation_line_item->quantity() > $qty ) {
+		if ($cancellation_line_item->quantity() > $qty) {
 			// decrement cancelled quantity
-			$cancellation_line_item->set_quantity( $cancellation_line_item->quantity() - $qty );
-		} else if ( $cancellation_line_item->quantity() == $qty ) {
+			$cancellation_line_item->set_quantity($cancellation_line_item->quantity() - $qty);
+		} else if ($cancellation_line_item->quantity() == $qty) {
 			// decrement cancelled quantity in case anyone still has the object kicking around
-			$cancellation_line_item->set_quantity( $cancellation_line_item->quantity() - $qty );
+			$cancellation_line_item->set_quantity($cancellation_line_item->quantity() - $qty);
 			// delete because quantity will end up as 0
 			$cancellation_line_item->delete();
 			// and attempt to destroy the object,
 			// even though PHP won't actually destroy it until it needs the memory
-			unset( $cancellation_line_item );
+			unset($cancellation_line_item);
 		} else {
 			// what ?!?! negative quantity ?!?!
 			throw new EE_Error(
 				sprintf(
-					__( 'Can not reinstate %1$d cancelled ticket(s) because the cancelled ticket quantity is only %2$d.',
-						'event_espresso' ),
+					__('Can not reinstate %1$d cancelled ticket(s) because the cancelled ticket quantity is only %2$d.',
+						'event_espresso'),
 					$qty,
 					$cancellation_line_item->quantity()
 				)
 			);
 		}
 		// increment ticket quantity
-		$ticket_line_item->set_quantity( $ticket_line_item->quantity() + $qty );
-		if ( $ticket_line_item->save_this_and_descendants() > 0 ) {
+		$ticket_line_item->set_quantity($ticket_line_item->quantity() + $qty);
+		if ($ticket_line_item->save_this_and_descendants() > 0) {
 			// increment parent line item quantity
 			$event_line_item = $ticket_line_item->parent();
-			if ( $event_line_item instanceof EE_Line_Item && $event_line_item->OBJ_type() === 'Event' ) {
-				$event_line_item->set_quantity( $event_line_item->quantity() + $qty );
+			if ($event_line_item instanceof EE_Line_Item && $event_line_item->OBJ_type() === 'Event') {
+				$event_line_item->set_quantity($event_line_item->quantity() + $qty);
 			}
-			EEH_Line_Item::get_grand_total_and_recalculate_everything( $ticket_line_item );
+			EEH_Line_Item::get_grand_total_and_recalculate_everything($ticket_line_item);
 			return true;
 		}
 		return false;
@@ -500,8 +500,8 @@ 
 	 * @param EE_Line_Item $line_item
 	 * @return \EE_Line_Item
 	 */
-	public static function get_grand_total_and_recalculate_everything( EE_Line_Item $line_item ){
-		$grand_total_line_item = EEH_Line_Item::find_transaction_grand_total_for_line_item( $line_item );
+	public static function get_grand_total_and_recalculate_everything(EE_Line_Item $line_item) {
+		$grand_total_line_item = EEH_Line_Item::find_transaction_grand_total_for_line_item($line_item);
 		return $grand_total_line_item->recalculate_total_including_taxes();
 	}
 
@@ -514,11 +514,11 @@ 
 	 * @return \EE_Line_Item
 	 * @throws \EE_Error
 	 */
-	public static function get_pre_tax_subtotal( EE_Line_Item $total_line_item ){
-		$pre_tax_subtotal = $total_line_item->get_child_line_item( 'pre-tax-subtotal' );
+	public static function get_pre_tax_subtotal(EE_Line_Item $total_line_item) {
+		$pre_tax_subtotal = $total_line_item->get_child_line_item('pre-tax-subtotal');
 		return $pre_tax_subtotal instanceof EE_Line_Item
 			? $pre_tax_subtotal
-			: self::create_pre_tax_subtotal( $total_line_item );
+			: self::create_pre_tax_subtotal($total_line_item);
 	}
 
 
@@ -530,9 +530,9 @@ 
 	 * @return \EE_Line_Item
 	 * @throws \EE_Error
 	 */
-	public static function get_taxes_subtotal( EE_Line_Item $total_line_item ){
-		$taxes = $total_line_item->get_child_line_item( 'taxes' );
-		return $taxes ? $taxes : self::create_taxes_subtotal( $total_line_item );
+	public static function get_taxes_subtotal(EE_Line_Item $total_line_item) {
+		$taxes = $total_line_item->get_child_line_item('taxes');
+		return $taxes ? $taxes : self::create_taxes_subtotal($total_line_item);
 	}
 
 
@@ -545,12 +545,12 @@ 
 	 * @return void
 	 * @throws \EE_Error
 	 */
-	public static function set_TXN_ID( EE_Line_Item $line_item, $transaction = NULL ){
-		if( $transaction ){
+	public static function set_TXN_ID(EE_Line_Item $line_item, $transaction = NULL) {
+		if ($transaction) {
 			/** @type EEM_Transaction $EEM_Transaction */
-			$EEM_Transaction = EE_Registry::instance()->load_model( 'Transaction' );
-			$TXN_ID = $EEM_Transaction->ensure_is_ID( $transaction );
-			$line_item->set_TXN_ID( $TXN_ID );
+			$EEM_Transaction = EE_Registry::instance()->load_model('Transaction');
+			$TXN_ID = $EEM_Transaction->ensure_is_ID($transaction);
+			$line_item->set_TXN_ID($TXN_ID);
 		}
 	}
 
@@ -565,8 +565,8 @@ 
 	 * @return \EE_Line_Item of type total
 	 * @throws \EE_Error
 	 */
-	public static function create_total_line_item( $transaction = NULL ){
-		$total_line_item = EE_Line_Item::new_instance( array(
+	public static function create_total_line_item($transaction = NULL) {
+		$total_line_item = EE_Line_Item::new_instance(array(
 			'LIN_code'	=> 'total',
 			'LIN_name'	=> __('Grand Total', 'event_espresso'),
 			'LIN_type'	=> EEM_Line_Item::type_total,
@@ -576,9 +576,9 @@ 
 			'FHEE__EEH_Line_Item__create_total_line_item__total_line_item',
 			$total_line_item
 		);
-		self::set_TXN_ID( $total_line_item, $transaction );
-		self::create_pre_tax_subtotal( $total_line_item, $transaction );
-		self::create_taxes_subtotal( $total_line_item, $transaction );
+		self::set_TXN_ID($total_line_item, $transaction);
+		self::create_pre_tax_subtotal($total_line_item, $transaction);
+		self::create_taxes_subtotal($total_line_item, $transaction);
 		return $total_line_item;
 	}
 
@@ -592,19 +592,19 @@ 
 	 * @return EE_Line_Item
 	 * @throws \EE_Error
 	 */
-	protected static function create_pre_tax_subtotal( EE_Line_Item $total_line_item, $transaction = NULL ){
-		$pre_tax_line_item = EE_Line_Item::new_instance( array(
+	protected static function create_pre_tax_subtotal(EE_Line_Item $total_line_item, $transaction = NULL) {
+		$pre_tax_line_item = EE_Line_Item::new_instance(array(
 			'LIN_code' 	=> 'pre-tax-subtotal',
-			'LIN_name' 	=> __( 'Pre-Tax Subtotal', 'event_espresso' ),
+			'LIN_name' 	=> __('Pre-Tax Subtotal', 'event_espresso'),
 			'LIN_type' 	=> EEM_Line_Item::type_sub_total
-		) );
+		));
 		$pre_tax_line_item = apply_filters(
 			'FHEE__EEH_Line_Item__create_pre_tax_subtotal__pre_tax_line_item',
 			$pre_tax_line_item
 		);
-		self::set_TXN_ID( $pre_tax_line_item, $transaction );
-		$total_line_item->add_child_line_item( $pre_tax_line_item );
-		self::create_event_subtotal( $pre_tax_line_item, $transaction );
+		self::set_TXN_ID($pre_tax_line_item, $transaction);
+		$total_line_item->add_child_line_item($pre_tax_line_item);
+		self::create_event_subtotal($pre_tax_line_item, $transaction);
 		return $pre_tax_line_item;
 	}
 
@@ -619,21 +619,21 @@ 
 	 * @return EE_Line_Item
 	 * @throws \EE_Error
 	 */
-	protected static function create_taxes_subtotal( EE_Line_Item $total_line_item, $transaction = NULL ){
+	protected static function create_taxes_subtotal(EE_Line_Item $total_line_item, $transaction = NULL) {
 		$tax_line_item = EE_Line_Item::new_instance(array(
 			'LIN_code'	=> 'taxes',
 			'LIN_name' 	=> __('Taxes', 'event_espresso'),
 			'LIN_type'	=> EEM_Line_Item::type_tax_sub_total,
-			'LIN_order' => 1000,//this should always come last
+			'LIN_order' => 1000, //this should always come last
 		));
 		$tax_line_item = apply_filters(
 			'FHEE__EEH_Line_Item__create_taxes_subtotal__tax_line_item',
 			$tax_line_item
 		);
-		self::set_TXN_ID( $tax_line_item, $transaction );
-		$total_line_item->add_child_line_item( $tax_line_item );
+		self::set_TXN_ID($tax_line_item, $transaction);
+		$total_line_item->add_child_line_item($tax_line_item);
 		//and lastly, add the actual taxes
-		self::apply_taxes( $total_line_item );
+		self::apply_taxes($total_line_item);
 		return $tax_line_item;
 	}
 
@@ -648,11 +648,11 @@ 
 	 * @return EE_Line_Item
 	 * @throws \EE_Error
 	 */
-	public static function create_event_subtotal( EE_Line_Item $pre_tax_line_item, $transaction = NULL, $event = NULL ){
+	public static function create_event_subtotal(EE_Line_Item $pre_tax_line_item, $transaction = NULL, $event = NULL) {
 		$event_line_item = EE_Line_Item::new_instance(array(
-			'LIN_code'	=> self::get_event_code( $event ),
-			'LIN_name' 	=> self::get_event_name( $event ),
-			'LIN_desc' 	=> self::get_event_desc( $event ),
+			'LIN_code'	=> self::get_event_code($event),
+			'LIN_name' 	=> self::get_event_name($event),
+			'LIN_desc' 	=> self::get_event_desc($event),
 			'LIN_type'	=> EEM_Line_Item::type_sub_total,
 			'OBJ_type' 	=> 'Event',
 			'OBJ_ID' 		=>  $event instanceof EE_Event ? $event->ID() : 0
@@ -661,8 +661,8 @@ 
 			'FHEE__EEH_Line_Item__create_event_subtotal__event_line_item',
 			$event_line_item
 		);
-		self::set_TXN_ID( $event_line_item, $transaction );
-		$pre_tax_line_item->add_child_line_item( $event_line_item );
+		self::set_TXN_ID($event_line_item, $transaction);
+		$pre_tax_line_item->add_child_line_item($event_line_item);
 		return $event_line_item;
 	}
 
@@ -675,8 +675,8 @@ 
 	 * @return string
 	 * @throws \EE_Error
 	 */
-	public static function get_event_code( $event ) {
-		return 'event-' . ( $event instanceof EE_Event ? $event->ID() : '0' );
+	public static function get_event_code($event) {
+		return 'event-'.($event instanceof EE_Event ? $event->ID() : '0');
 	}
 
 	/**
@@ -684,8 +684,8 @@ 
 	 * @param EE_Event $event
 	 * @return string
 	 */
-	public static function get_event_name( $event ) {
-		return $event instanceof EE_Event ? $event->name() : __( 'Event', 'event_espresso' );
+	public static function get_event_name($event) {
+		return $event instanceof EE_Event ? $event->name() : __('Event', 'event_espresso');
 	}
 
 	/**
@@ -693,7 +693,7 @@ 
 	 * @param EE_Event $event
 	 * @return string
 	 */
-	public static function get_event_desc( $event ) {
+	public static function get_event_desc($event) {
 		return $event instanceof EE_Event ? $event->short_description() : '';
 	}
 
@@ -707,27 +707,27 @@ 
 	  * @throws \EE_Error
 	  * @return EE_Line_Item
 	  */
-	public static function get_event_line_item_for_ticket( EE_Line_Item $grand_total, EE_Ticket $ticket ) {
+	public static function get_event_line_item_for_ticket(EE_Line_Item $grand_total, EE_Ticket $ticket) {
 		$first_datetime = $ticket->first_datetime();
-		if ( ! $first_datetime instanceof EE_Datetime ) {
+		if ( ! $first_datetime instanceof EE_Datetime) {
 			throw new EE_Error(
-				sprintf( __( 'The supplied ticket (ID %d) has no datetimes', 'event_espresso' ), $ticket->ID() )
+				sprintf(__('The supplied ticket (ID %d) has no datetimes', 'event_espresso'), $ticket->ID())
 			);
 		}
 		$event = $first_datetime->event();
-		if ( ! $event instanceof EE_Event ) {
+		if ( ! $event instanceof EE_Event) {
 			throw new EE_Error(
 				sprintf(
-					__( 'The supplied ticket (ID %d) has no event data associated with it.', 'event_espresso' ),
+					__('The supplied ticket (ID %d) has no event data associated with it.', 'event_espresso'),
 					$ticket->ID()
 				)
 			);
 		}
-		$events_sub_total = EEH_Line_Item::get_event_line_item( $grand_total, $event );
-		if ( ! $events_sub_total instanceof EE_Line_Item ) {
+		$events_sub_total = EEH_Line_Item::get_event_line_item($grand_total, $event);
+		if ( ! $events_sub_total instanceof EE_Line_Item) {
 			throw new EE_Error(
 				sprintf(
-					__( 'There is no events sub-total for ticket %s on total line item %d', 'event_espresso' ),
+					__('There is no events sub-total for ticket %s on total line item %d', 'event_espresso'),
 					$ticket->ID(),
 					$grand_total->ID()
 				)
@@ -746,31 +746,31 @@ 
 	 * @return EE_Line_Item for the event subtotal which is a child of $grand_total
 	 * @throws \EE_Error
 	 */
-	public static function get_event_line_item( EE_Line_Item $grand_total, $event ) {
+	public static function get_event_line_item(EE_Line_Item $grand_total, $event) {
 		/** @type EE_Event $event */
-		$event = EEM_Event::instance()->ensure_is_obj( $event, true );
+		$event = EEM_Event::instance()->ensure_is_obj($event, true);
 		$event_line_item = NULL;
 		$found = false;
-		foreach ( EEH_Line_Item::get_event_subtotals( $grand_total ) as $event_line_item ) {
+		foreach (EEH_Line_Item::get_event_subtotals($grand_total) as $event_line_item) {
 			// default event subtotal, we should only ever find this the first time this method is called
-			if ( ! $event_line_item->OBJ_ID() ) {
+			if ( ! $event_line_item->OBJ_ID()) {
 				// let's use this! but first... set the event details
-				EEH_Line_Item::set_event_subtotal_details( $event_line_item, $event );
+				EEH_Line_Item::set_event_subtotal_details($event_line_item, $event);
 				$found = true;
 				break;
-			} else if ( $event_line_item->OBJ_ID() === $event->ID() ) {
+			} else if ($event_line_item->OBJ_ID() === $event->ID()) {
 				// found existing line item for this event in the cart, so break out of loop and use this one
 				$found = true;
 				break;
 			}
 		}
-		if ( ! $found ) {
+		if ( ! $found) {
 			//there is no event sub-total yet, so add it
-			$pre_tax_subtotal = EEH_Line_Item::get_pre_tax_subtotal( $grand_total );
+			$pre_tax_subtotal = EEH_Line_Item::get_pre_tax_subtotal($grand_total);
 			// create a new "event" subtotal below that
-			$event_line_item = EEH_Line_Item::create_event_subtotal( $pre_tax_subtotal, null, $event );
+			$event_line_item = EEH_Line_Item::create_event_subtotal($pre_tax_subtotal, null, $event);
 			// and set the event details
-			EEH_Line_Item::set_event_subtotal_details( $event_line_item, $event );
+			EEH_Line_Item::set_event_subtotal_details($event_line_item, $event);
 		}
 		return $event_line_item;
 	}
@@ -791,13 +791,13 @@ 
 		EE_Event $event,
 		$transaction = null
 	) {
-		if ( $event instanceof EE_Event ) {
-			$event_line_item->set_code( self::get_event_code( $event ) );
-			$event_line_item->set_name( self::get_event_name( $event ) );
-			$event_line_item->set_desc( self::get_event_desc( $event ) );
-			$event_line_item->set_OBJ_ID( $event->ID() );
+		if ($event instanceof EE_Event) {
+			$event_line_item->set_code(self::get_event_code($event));
+			$event_line_item->set_name(self::get_event_name($event));
+			$event_line_item->set_desc(self::get_event_desc($event));
+			$event_line_item->set_OBJ_ID($event->ID());
 		}
-		self::set_TXN_ID( $event_line_item, $transaction );
+		self::set_TXN_ID($event_line_item, $transaction);
 	}
 
 
@@ -810,19 +810,19 @@ 
 	 * @param EE_Line_Item $total_line_item of type EEM_Line_Item::type_total
 	 * @throws \EE_Error
 	 */
-	public static function apply_taxes( EE_Line_Item $total_line_item ){
+	public static function apply_taxes(EE_Line_Item $total_line_item) {
 		/** @type EEM_Price $EEM_Price */
-		$EEM_Price = EE_Registry::instance()->load_model( 'Price' );
+		$EEM_Price = EE_Registry::instance()->load_model('Price');
 		// get array of taxes via Price Model
 		$ordered_taxes = $EEM_Price->get_all_prices_that_are_taxes();
-		ksort( $ordered_taxes );
-		$taxes_line_item = self::get_taxes_subtotal( $total_line_item );
+		ksort($ordered_taxes);
+		$taxes_line_item = self::get_taxes_subtotal($total_line_item);
 		//just to be safe, remove its old tax line items
 		$taxes_line_item->delete_children_line_items();
 		//loop thru taxes
-		foreach ( $ordered_taxes as $order => $taxes ) {
-			foreach ( $taxes as $tax ) {
-				if ( $tax instanceof EE_Price ) {
+		foreach ($ordered_taxes as $order => $taxes) {
+			foreach ($taxes as $tax) {
+				if ($tax instanceof EE_Price) {
 					$tax_line_item = EE_Line_Item::new_instance(
 						array(
 							'LIN_name'       => $tax->name(),
@@ -840,7 +840,7 @@ 
 						'FHEE__EEH_Line_Item__apply_taxes__tax_line_item',
 						$tax_line_item
 					);
-					$taxes_line_item->add_child_line_item( $tax_line_item );
+					$taxes_line_item->add_child_line_item($tax_line_item);
 				}
 			}
 		}
@@ -857,10 +857,10 @@ 
 	 * @return float
 	 * @throws \EE_Error
 	 */
-	public static function ensure_taxes_applied( $total_line_item ){
-		$taxes_subtotal = self::get_taxes_subtotal( $total_line_item );
-		if( ! $taxes_subtotal->children()){
-			self::apply_taxes( $total_line_item );
+	public static function ensure_taxes_applied($total_line_item) {
+		$taxes_subtotal = self::get_taxes_subtotal($total_line_item);
+		if ( ! $taxes_subtotal->children()) {
+			self::apply_taxes($total_line_item);
 		}
 		return $taxes_subtotal->total();
 	}
@@ -874,16 +874,16 @@ 
 	 * @return bool
 	 * @throws \EE_Error
 	 */
-	public static function delete_all_child_items( EE_Line_Item $parent_line_item ) {
+	public static function delete_all_child_items(EE_Line_Item $parent_line_item) {
 		$deleted = 0;
-		foreach ( $parent_line_item->children() as $child_line_item ) {
-			if ( $child_line_item instanceof EE_Line_Item ) {
-				$deleted += EEH_Line_Item::delete_all_child_items( $child_line_item );
-				if ( $child_line_item->ID() ) {
+		foreach ($parent_line_item->children() as $child_line_item) {
+			if ($child_line_item instanceof EE_Line_Item) {
+				$deleted += EEH_Line_Item::delete_all_child_items($child_line_item);
+				if ($child_line_item->ID()) {
 					$child_line_item->delete();
-					unset( $child_line_item );
+					unset($child_line_item);
 				} else {
-					$parent_line_item->delete_child_line_item( $child_line_item->code() );
+					$parent_line_item->delete_child_line_item($child_line_item->code());
 				}
 				$deleted++;
 			}
@@ -905,9 +905,9 @@ 
 	 * @param array|bool|string $line_item_codes
 	 * @return int number of items successfully removed
 	 */
-	public static function delete_items( EE_Line_Item $total_line_item, $line_item_codes = FALSE ) {
+	public static function delete_items(EE_Line_Item $total_line_item, $line_item_codes = FALSE) {
 
-		if( $total_line_item->type() !== EEM_Line_Item::type_total ){
+		if ($total_line_item->type() !== EEM_Line_Item::type_total) {
 			EE_Error::doing_it_wrong(
 				'EEH_Line_Item::delete_items',
 				__(
@@ -917,20 +917,20 @@ 
 				'4.6.18'
 			);
 		}
-		do_action( 'AHEE_log', __FILE__, __FUNCTION__, '' );
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
 
 		// check if only a single line_item_id was passed
-		if ( ! empty( $line_item_codes ) && ! is_array( $line_item_codes )) {
+		if ( ! empty($line_item_codes) && ! is_array($line_item_codes)) {
 			// place single line_item_id in an array to appear as multiple line_item_ids
-			$line_item_codes = array ( $line_item_codes );
+			$line_item_codes = array($line_item_codes);
 		}
 		$removals = 0;
 		// cycle thru line_item_ids
-		foreach ( $line_item_codes as $line_item_id ) {
+		foreach ($line_item_codes as $line_item_id) {
 			$removals += $total_line_item->delete_child_line_item($line_item_id);
 		}
 
-		if ( $removals > 0 ) {
+		if ($removals > 0) {
 			$total_line_item->recalculate_taxes_and_tax_total();
 			return $removals;
 		} else {
@@ -963,33 +963,33 @@ 
 		$code = null,
 		$add_to_existing_line_item = false
 	) {
-		$tax_subtotal = self::get_taxes_subtotal( $total_line_item );
+		$tax_subtotal = self::get_taxes_subtotal($total_line_item);
             $taxable_total = $total_line_item->taxable_total();
 
-            if( $add_to_existing_line_item ) {
-                $new_tax = $tax_subtotal->get_child_line_item( $code );
+            if ($add_to_existing_line_item) {
+                $new_tax = $tax_subtotal->get_child_line_item($code);
 	            EEM_Line_Item::instance()->delete(
-		            array( array( 'LIN_code' => array( '!=', $code ), 'LIN_parent' => $tax_subtotal->ID() ) )
+		            array(array('LIN_code' => array('!=', $code), 'LIN_parent' => $tax_subtotal->ID()))
 	            );
             } else {
                 $new_tax = null;
                 $tax_subtotal->delete_children_line_items();
             }
-            if( $new_tax ) {
-                $new_tax->set_total( $new_tax->total() + $amount );
-                $new_tax->set_percent( $taxable_total ? $new_tax->total() / $taxable_total * 100 : 0 );
+            if ($new_tax) {
+                $new_tax->set_total($new_tax->total() + $amount);
+                $new_tax->set_percent($taxable_total ? $new_tax->total() / $taxable_total * 100 : 0);
             } else {
                 //no existing tax item. Create it
-				$new_tax = EE_Line_Item::new_instance( array(
+				$new_tax = EE_Line_Item::new_instance(array(
 					'TXN_ID'      => $total_line_item->TXN_ID(),
-					'LIN_name'    => $name ? $name : __( 'Tax', 'event_espresso' ),
+					'LIN_name'    => $name ? $name : __('Tax', 'event_espresso'),
 					'LIN_desc'    => $description ? $description : '',
-					'LIN_percent' => $taxable_total ? ( $amount / $taxable_total * 100 ) : 0,
+					'LIN_percent' => $taxable_total ? ($amount / $taxable_total * 100) : 0,
 					'LIN_total'   => $amount,
 					'LIN_parent'  => $tax_subtotal->ID(),
 					'LIN_type'    => EEM_Line_Item::type_tax,
 					'LIN_code'    => $code
-				) );
+				));
 			}
 
             $new_tax = apply_filters(
@@ -998,7 +998,7 @@ 
 				$total_line_item
             );
             $new_tax->save();
-            $tax_subtotal->set_total( $new_tax->total() );
+            $tax_subtotal->set_total($new_tax->total());
             $tax_subtotal->save();
             $total_line_item->recalculate_total_including_taxes();
             return $new_tax;
@@ -1020,14 +1020,14 @@ 
 		$code_substring_for_whitelist = null
 	) {
 		$whitelisted = false;
-		if( $code_substring_for_whitelist !== null ) {
-			$whitelisted = strpos( $line_item->code(), $code_substring_for_whitelist ) !== false ? true : false;
+		if ($code_substring_for_whitelist !== null) {
+			$whitelisted = strpos($line_item->code(), $code_substring_for_whitelist) !== false ? true : false;
 		}
-		if( ! $whitelisted && $line_item->is_line_item() ) {
-			$line_item->set_is_taxable( $taxable );
+		if ( ! $whitelisted && $line_item->is_line_item()) {
+			$line_item->set_is_taxable($taxable);
 		}
-		foreach( $line_item->children() as $child_line_item ) {
-			EEH_Line_Item::set_line_items_taxable( $child_line_item, $taxable, $code_substring_for_whitelist );
+		foreach ($line_item->children() as $child_line_item) {
+			EEH_Line_Item::set_line_items_taxable($child_line_item, $taxable, $code_substring_for_whitelist);
 		}
 	}
 
@@ -1040,8 +1040,8 @@ 
 	 * @param \EE_Line_Item $parent_line_item - the line item to find descendants of
 	 * @return EE_Line_Item[]
 	 */
-	public static function get_event_subtotals( EE_Line_Item $parent_line_item ) {
-		return self::get_subtotals_of_object_type( $parent_line_item, 'Event' );
+	public static function get_event_subtotals(EE_Line_Item $parent_line_item) {
+		return self::get_subtotals_of_object_type($parent_line_item, 'Event');
 	}
 
 
@@ -1054,7 +1054,7 @@ 
 	 * @param string $obj_type
 	 * @return EE_Line_Item[]
 	 */
-	public static function get_subtotals_of_object_type( EE_Line_Item $parent_line_item, $obj_type = '' ) {
+	public static function get_subtotals_of_object_type(EE_Line_Item $parent_line_item, $obj_type = '') {
 		return self::_get_descendants_by_type_and_object_type(
 			$parent_line_item,
 			EEM_Line_Item::type_sub_total,
@@ -1071,8 +1071,8 @@ 
 	 * @param \EE_Line_Item $parent_line_item - the line item to find descendants of
 	 * @return EE_Line_Item[]
 	 */
-	public static function get_ticket_line_items( EE_Line_Item $parent_line_item ) {
-		return self::get_line_items_of_object_type( $parent_line_item, 'Ticket' );
+	public static function get_ticket_line_items(EE_Line_Item $parent_line_item) {
+		return self::get_line_items_of_object_type($parent_line_item, 'Ticket');
 	}
 
 
@@ -1085,8 +1085,8 @@ 
 	 * @param string $obj_type
 	 * @return EE_Line_Item[]
 	 */
-	public static function get_line_items_of_object_type( EE_Line_Item $parent_line_item, $obj_type = '' ) {
-		return self::_get_descendants_by_type_and_object_type( $parent_line_item, EEM_Line_Item::type_line_item, $obj_type );
+	public static function get_line_items_of_object_type(EE_Line_Item $parent_line_item, $obj_type = '') {
+		return self::_get_descendants_by_type_and_object_type($parent_line_item, EEM_Line_Item::type_line_item, $obj_type);
 	}
 
 
@@ -1097,8 +1097,8 @@ 
 	 * @param \EE_Line_Item $parent_line_item - the line item to find descendants of
 	 * @return EE_Line_Item[]
 	 */
-	public static function get_tax_descendants( EE_Line_Item $parent_line_item ) {
-		return EEH_Line_Item::get_descendants_of_type( $parent_line_item, EEM_Line_Item::type_tax );
+	public static function get_tax_descendants(EE_Line_Item $parent_line_item) {
+		return EEH_Line_Item::get_descendants_of_type($parent_line_item, EEM_Line_Item::type_tax);
 	}
 
 
@@ -1109,8 +1109,8 @@ 
 	 * @param \EE_Line_Item $parent_line_item - the line item to find descendants of
 	 * @return EE_Line_Item[]
 	 */
-	public static function get_line_item_descendants( EE_Line_Item $parent_line_item ) {
-		return EEH_Line_Item::get_descendants_of_type( $parent_line_item, EEM_Line_Item::type_line_item );
+	public static function get_line_item_descendants(EE_Line_Item $parent_line_item) {
+		return EEH_Line_Item::get_descendants_of_type($parent_line_item, EEM_Line_Item::type_line_item);
 	}
 
 
@@ -1123,8 +1123,8 @@ 
 	 * @param string $line_item_type one of the EEM_Line_Item constants
 	 * @return EE_Line_Item[]
 	 */
-	public static function get_descendants_of_type( EE_Line_Item $parent_line_item, $line_item_type ) {
-		return self::_get_descendants_by_type_and_object_type( $parent_line_item, $line_item_type, NULL );
+	public static function get_descendants_of_type(EE_Line_Item $parent_line_item, $line_item_type) {
+		return self::_get_descendants_by_type_and_object_type($parent_line_item, $line_item_type, NULL);
 	}
 
 
@@ -1143,8 +1143,8 @@ 
 		$obj_type = null
 	) {
 		$objects = array();
-		foreach ( $parent_line_item->children() as $child_line_item ) {
-			if ( $child_line_item instanceof EE_Line_Item ) {
+		foreach ($parent_line_item->children() as $child_line_item) {
+			if ($child_line_item instanceof EE_Line_Item) {
 				if (
 					$child_line_item->type() === $line_item_type
 				    && (
@@ -1184,7 +1184,7 @@ 
 		$OBJ_type = '',
 		$OBJ_IDs = array()
 	) {
-		return self::_get_descendants_by_object_type_and_object_ID( $parent_line_item, $OBJ_type, $OBJ_IDs );
+		return self::_get_descendants_by_object_type_and_object_ID($parent_line_item, $OBJ_type, $OBJ_IDs);
 	}
 
 
@@ -1203,12 +1203,12 @@ 
 		$OBJ_IDs
 	) {
 		$objects = array();
-		foreach ( $parent_line_item->children() as $child_line_item ) {
-			if ( $child_line_item instanceof EE_Line_Item ) {
+		foreach ($parent_line_item->children() as $child_line_item) {
+			if ($child_line_item instanceof EE_Line_Item) {
 				if (
-					is_array( $OBJ_IDs )
+					is_array($OBJ_IDs)
 					&& $child_line_item->OBJ_type() === $OBJ_type
-					&& in_array( $child_line_item->OBJ_ID(), $OBJ_IDs )
+					&& in_array($child_line_item->OBJ_ID(), $OBJ_IDs)
 				) {
 					$objects[] = $child_line_item;
 				} else {
@@ -1238,8 +1238,8 @@ 
 	 * @param string $type like one of the EEM_Line_Item::type_*
 	 * @return EE_Line_Item
 	 */
-	public static function get_nearest_descendant_of_type( EE_Line_Item $parent_line_item, $type ) {
-		return self::_get_nearest_descendant( $parent_line_item, 'LIN_type' , $type );
+	public static function get_nearest_descendant_of_type(EE_Line_Item $parent_line_item, $type) {
+		return self::_get_nearest_descendant($parent_line_item, 'LIN_type', $type);
 	}
 
 
@@ -1253,8 +1253,8 @@ 
 	 * @param string $code any value used for LIN_code
 	 * @return EE_Line_Item
 	 */
-	public static function get_nearest_descendant_having_code( EE_Line_Item $parent_line_item, $code ) {
-		return self::_get_nearest_descendant( $parent_line_item, 'LIN_code' , $code );
+	public static function get_nearest_descendant_having_code(EE_Line_Item $parent_line_item, $code) {
+		return self::_get_nearest_descendant($parent_line_item, 'LIN_code', $code);
 	}
 
 
@@ -1268,15 +1268,15 @@ 
 	 * @param string $value any value stored in $search_field
 	 * @return EE_Line_Item
 	 */
-	protected static function _get_nearest_descendant( EE_Line_Item $parent_line_item, $search_field, $value ) {
-		foreach( $parent_line_item->children() as $child ){
-			if ( $child->get( $search_field ) == $value ){
+	protected static function _get_nearest_descendant(EE_Line_Item $parent_line_item, $search_field, $value) {
+		foreach ($parent_line_item->children() as $child) {
+			if ($child->get($search_field) == $value) {
 				return $child;
 			}
 		}
-		foreach( $parent_line_item->children() as $child ){
-			$descendant_found = self::_get_nearest_descendant( $child, $search_field, $value );
-			if ( $descendant_found ){
+		foreach ($parent_line_item->children() as $child) {
+			$descendant_found = self::_get_nearest_descendant($child, $search_field, $value);
+			if ($descendant_found) {
 				return $descendant_found;
 			}
 		}
@@ -1293,24 +1293,24 @@ 
 	 * @return \EE_Line_Item
 	 * @throws \EE_Error
 	 */
-	public static function find_transaction_grand_total_for_line_item( EE_Line_Item $line_item ){
-		if ( $line_item->TXN_ID() ) {
-			$total_line_item = $line_item->transaction()->total_line_item( false );
-			if ( $total_line_item instanceof EE_Line_Item ) {
+	public static function find_transaction_grand_total_for_line_item(EE_Line_Item $line_item) {
+		if ($line_item->TXN_ID()) {
+			$total_line_item = $line_item->transaction()->total_line_item(false);
+			if ($total_line_item instanceof EE_Line_Item) {
 				return $total_line_item;
 			}
 		} else {
 			$line_item_parent = $line_item->parent();
-			if ( $line_item_parent instanceof EE_Line_Item ) {
-				if ( $line_item_parent->is_total() ) {
+			if ($line_item_parent instanceof EE_Line_Item) {
+				if ($line_item_parent->is_total()) {
 					return $line_item_parent;
 				}
-				return EEH_Line_Item::find_transaction_grand_total_for_line_item( $line_item_parent );
+				return EEH_Line_Item::find_transaction_grand_total_for_line_item($line_item_parent);
 			}
 		}
 		throw new EE_Error(
 			sprintf(
-				__( 'A valid grand total for line item %1$d was not found.', 'event_espresso' ),
+				__('A valid grand total for line item %1$d was not found.', 'event_espresso'),
 				$line_item->ID()
 			)
 		);
@@ -1327,31 +1327,31 @@ 
 	 * @return void
 	 * @throws \EE_Error
 	 */
-	public static function visualize( EE_Line_Item $line_item, $indentation = 0 ){
+	public static function visualize(EE_Line_Item $line_item, $indentation = 0) {
 		echo defined('EE_TESTS_DIR') ? "\n" : '<br />';
-		if ( ! $indentation ) {
-			echo defined( 'EE_TESTS_DIR' ) ? "\n" : '<br />';
+		if ( ! $indentation) {
+			echo defined('EE_TESTS_DIR') ? "\n" : '<br />';
 		}
-		for( $i = 0; $i < $indentation; $i++ ){
+		for ($i = 0; $i < $indentation; $i++) {
 			echo ". ";
 		}
 		$breakdown = '';
-		if ( $line_item->is_line_item()){
-			if ( $line_item->is_percent() ) {
+		if ($line_item->is_line_item()) {
+			if ($line_item->is_percent()) {
 				$breakdown = "{$line_item->percent()}%";
 			} else {
-				$breakdown = '$' . "{$line_item->unit_price()} x {$line_item->quantity()}";
+				$breakdown = '$'."{$line_item->unit_price()} x {$line_item->quantity()}";
 			}
 		}
-		echo $line_item->name() . " [ ID:{$line_item->ID()} | qty:{$line_item->quantity()} ] {$line_item->type()} : " . '$' . "{$line_item->total()}";
-		if ( $breakdown ) {
+		echo $line_item->name()." [ ID:{$line_item->ID()} | qty:{$line_item->quantity()} ] {$line_item->type()} : ".'$'."{$line_item->total()}";
+		if ($breakdown) {
 			echo " ( {$breakdown} )";
 		}
-		if( $line_item->is_taxable() ){
+		if ($line_item->is_taxable()) {
 			echo "  * taxable";
 		}
-		if( $line_item->children() ){
-			foreach($line_item->children() as $child){
+		if ($line_item->children()) {
+			foreach ($line_item->children() as $child) {
 				self::visualize($child, $indentation + 1);
 			}
 		}
@@ -1392,97 +1392,97 @@ 
 	 *                                          is theirs, which can be done with
 	 *                                          `EEM_Line_Item::instance()->get_line_item_for_registration( $registration );`
 	 */
-	public static function calculate_reg_final_prices_per_line_item( EE_Line_Item $line_item, $billable_ticket_quantities = array() ) {
+	public static function calculate_reg_final_prices_per_line_item(EE_Line_Item $line_item, $billable_ticket_quantities = array()) {
 		//init running grand total if not already
-		if ( ! isset( $running_totals[ 'total' ] ) ) {
-			$running_totals[ 'total' ] = 0;
+		if ( ! isset($running_totals['total'])) {
+			$running_totals['total'] = 0;
 		}
-		if( ! isset( $running_totals[ 'taxable' ] ) ) {
-			$running_totals[ 'taxable' ] = array( 'total' => 0 );
+		if ( ! isset($running_totals['taxable'])) {
+			$running_totals['taxable'] = array('total' => 0);
 		}
-		foreach ( $line_item->children() as $child_line_item ) {
-			switch ( $child_line_item->type() ) {
+		foreach ($line_item->children() as $child_line_item) {
+			switch ($child_line_item->type()) {
 
 				case EEM_Line_Item::type_sub_total :
-					$running_totals_from_subtotal = EEH_Line_Item::calculate_reg_final_prices_per_line_item( $child_line_item, $billable_ticket_quantities );
+					$running_totals_from_subtotal = EEH_Line_Item::calculate_reg_final_prices_per_line_item($child_line_item, $billable_ticket_quantities);
 					//combine arrays but preserve numeric keys
-					$running_totals = array_replace_recursive( $running_totals_from_subtotal, $running_totals );
-					$running_totals[ 'total' ] += $running_totals_from_subtotal[ 'total' ];
-					$running_totals[ 'taxable'][ 'total' ] += $running_totals_from_subtotal[ 'taxable' ][ 'total' ];
+					$running_totals = array_replace_recursive($running_totals_from_subtotal, $running_totals);
+					$running_totals['total'] += $running_totals_from_subtotal['total'];
+					$running_totals['taxable']['total'] += $running_totals_from_subtotal['taxable']['total'];
 					break;
 
 				case EEM_Line_Item::type_tax_sub_total :
 
 					//find how much the taxes percentage is
-					if ( $child_line_item->percent() !== 0 ) {
+					if ($child_line_item->percent() !== 0) {
 						$tax_percent_decimal = $child_line_item->percent() / 100;
 					} else {
 						$tax_percent_decimal = EE_Taxes::get_total_taxes_percentage() / 100;
 					}
 					//and apply to all the taxable totals, and add to the pretax totals
-					foreach ( $running_totals as $line_item_id => $this_running_total ) {
+					foreach ($running_totals as $line_item_id => $this_running_total) {
 						//"total" and "taxable" array key is an exception
-						if ( $line_item_id === 'taxable' ) {
+						if ($line_item_id === 'taxable') {
 							continue;
 						}
-						$taxable_total = $running_totals[ 'taxable' ][ $line_item_id ];
-						$running_totals[ $line_item_id ] += ( $taxable_total * $tax_percent_decimal );
+						$taxable_total = $running_totals['taxable'][$line_item_id];
+						$running_totals[$line_item_id] += ($taxable_total * $tax_percent_decimal);
 					}
 					break;
 
 				case EEM_Line_Item::type_line_item :
 
 					// ticket line items or ????
-					if ( $child_line_item->OBJ_type() === 'Ticket' ) {
+					if ($child_line_item->OBJ_type() === 'Ticket') {
 						// kk it's a ticket
-						if ( isset( $running_totals[ $child_line_item->ID() ] ) ) {
+						if (isset($running_totals[$child_line_item->ID()])) {
 							//huh? that shouldn't happen.
-							$running_totals[ 'total' ] += $child_line_item->total();
+							$running_totals['total'] += $child_line_item->total();
 						} else {
 							//its not in our running totals yet. great.
-							if ( $child_line_item->is_taxable() ) {
+							if ($child_line_item->is_taxable()) {
 								$taxable_amount = $child_line_item->unit_price();
 							} else {
 								$taxable_amount = 0;
 							}
 							// are we only calculating totals for some tickets?
-							if ( isset( $billable_ticket_quantities[ $child_line_item->OBJ_ID() ] ) ) {
-								$quantity = $billable_ticket_quantities[ $child_line_item->OBJ_ID() ];
-								$running_totals[ $child_line_item->ID() ] = $quantity
+							if (isset($billable_ticket_quantities[$child_line_item->OBJ_ID()])) {
+								$quantity = $billable_ticket_quantities[$child_line_item->OBJ_ID()];
+								$running_totals[$child_line_item->ID()] = $quantity
 									? $child_line_item->unit_price()
 									: 0;
-								$running_totals[ 'taxable' ][ $child_line_item->ID() ] = $quantity
+								$running_totals['taxable'][$child_line_item->ID()] = $quantity
 									? $taxable_amount
 									: 0;
 							} else {
 								$quantity = $child_line_item->quantity();
-								$running_totals[ $child_line_item->ID() ] = $child_line_item->unit_price();
-								$running_totals[ 'taxable' ][ $child_line_item->ID() ] = $taxable_amount;
+								$running_totals[$child_line_item->ID()] = $child_line_item->unit_price();
+								$running_totals['taxable'][$child_line_item->ID()] = $taxable_amount;
 							}
-							$running_totals[ 'taxable' ][ 'total' ] += $taxable_amount * $quantity;
-							$running_totals[ 'total' ] += $child_line_item->unit_price() * $quantity;
+							$running_totals['taxable']['total'] += $taxable_amount * $quantity;
+							$running_totals['total'] += $child_line_item->unit_price() * $quantity;
 						}
 					} else {
 						// it's some other type of item added to the cart
 						// it should affect the running totals
 						// basically we want to convert it into a PERCENT modifier. Because
 						// more clearly affect all registration's final price equally
-						$line_items_percent_of_running_total = $running_totals[ 'total' ] > 0
-							? ( $child_line_item->total() / $running_totals[ 'total' ] ) + 1
+						$line_items_percent_of_running_total = $running_totals['total'] > 0
+							? ($child_line_item->total() / $running_totals['total']) + 1
 							: 1;
-						foreach ( $running_totals as $line_item_id => $this_running_total ) {
+						foreach ($running_totals as $line_item_id => $this_running_total) {
 							//the "taxable" array key is an exception
-							if ( $line_item_id === 'taxable' ) {
+							if ($line_item_id === 'taxable') {
 								continue;
 							}
 							// update the running totals
 							// yes this actually even works for the running grand total!
-							$running_totals[ $line_item_id ] =
+							$running_totals[$line_item_id] =
 								$line_items_percent_of_running_total * $this_running_total;
 
-							if ( $child_line_item->is_taxable() ) {
-								$running_totals[ 'taxable' ][ $line_item_id ] =
-									$line_items_percent_of_running_total * $running_totals[ 'taxable' ][ $line_item_id ];
+							if ($child_line_item->is_taxable()) {
+								$running_totals['taxable'][$line_item_id] =
+									$line_items_percent_of_running_total * $running_totals['taxable'][$line_item_id];
 							}
 						}
 					}
@@ -1500,16 +1500,16 @@ 
 	 * @return float | null
 	 * @throws \OutOfRangeException
 	 */
-	public static function calculate_final_price_for_ticket_line_item( \EE_Line_Item $total_line_item, \EE_Line_Item $ticket_line_item ) {
+	public static function calculate_final_price_for_ticket_line_item(\EE_Line_Item $total_line_item, \EE_Line_Item $ticket_line_item) {
 		static $final_prices_per_ticket_line_item = array();
-		if ( empty( $final_prices_per_ticket_line_item ) ) {
+		if (empty($final_prices_per_ticket_line_item)) {
 			$final_prices_per_ticket_line_item = \EEH_Line_Item::calculate_reg_final_prices_per_line_item(
 				$total_line_item
 			);
 		}
 		//ok now find this new registration's final price
-		if ( isset( $final_prices_per_ticket_line_item[ $ticket_line_item->ID() ] ) ) {
-			return $final_prices_per_ticket_line_item[ $ticket_line_item->ID() ];
+		if (isset($final_prices_per_ticket_line_item[$ticket_line_item->ID()])) {
+			return $final_prices_per_ticket_line_item[$ticket_line_item->ID()];
 		}
 		$message = sprintf(
 			__(
@@ -1518,10 +1518,10 @@ 
 			),
 			$ticket_line_item->ID()
 		);
-		if ( WP_DEBUG ) {
-			throw new \OutOfRangeException( $message );
+		if (WP_DEBUG) {
+			throw new \OutOfRangeException($message);
 		} else {
-			EE_Log::instance()->log( __CLASS__, __FUNCTION__, $message );
+			EE_Log::instance()->log(__CLASS__, __FUNCTION__, $message);
 		}
 		return null;
 	}
@@ -1537,15 +1537,15 @@ 
 	 * @return \EE_Line_Item
 	 * @throws \EE_Error
 	 */
-	public static function billable_line_item_tree( EE_Line_Item $line_item, $registrations ) {
-		$copy_li = EEH_Line_Item::billable_line_item( $line_item, $registrations );
-		foreach ( $line_item->children() as $child_li ) {
-			$copy_li->add_child_line_item( EEH_Line_Item::billable_line_item_tree( $child_li, $registrations ) );
+	public static function billable_line_item_tree(EE_Line_Item $line_item, $registrations) {
+		$copy_li = EEH_Line_Item::billable_line_item($line_item, $registrations);
+		foreach ($line_item->children() as $child_li) {
+			$copy_li->add_child_line_item(EEH_Line_Item::billable_line_item_tree($child_li, $registrations));
 		}
 		//if this is the grand total line item, make sure the totals all add up
 		//(we could have duplicated this logic AS we copied the line items, but
 		//it seems DRYer this way)
-		if ( $copy_li->type() === EEM_Line_Item::type_total ) {
+		if ($copy_li->type() === EEM_Line_Item::type_total) {
 			$copy_li->recalculate_total_including_taxes();
 		}
 		return $copy_li;
@@ -1562,24 +1562,24 @@ 
 	 * @throws \EE_Error
 	 * @param EE_Registration[] $registrations
 	 */
-	public static function billable_line_item( EE_Line_Item $line_item, $registrations ) {
+	public static function billable_line_item(EE_Line_Item $line_item, $registrations) {
 		$new_li_fields = $line_item->model_field_array();
-		if ( $line_item->type() === EEM_Line_Item::type_line_item &&
+		if ($line_item->type() === EEM_Line_Item::type_line_item &&
 			$line_item->OBJ_type() === 'Ticket'
 		) {
 			$count = 0;
-			foreach ( $registrations as $registration ) {
-				if ( $line_item->OBJ_ID() === $registration->ticket_ID() &&
-					in_array( $registration->status_ID(), EEM_Registration::reg_statuses_that_allow_payment() )
+			foreach ($registrations as $registration) {
+				if ($line_item->OBJ_ID() === $registration->ticket_ID() &&
+					in_array($registration->status_ID(), EEM_Registration::reg_statuses_that_allow_payment())
 				) {
 					$count++;
 				}
 			}
-			$new_li_fields[ 'LIN_quantity' ] = $count;
+			$new_li_fields['LIN_quantity'] = $count;
 		}
 		//don't set the total. We'll leave that up to the code that calculates it
-		unset( $new_li_fields[ 'LIN_ID' ], $new_li_fields[ 'LIN_parent' ], $new_li_fields[ 'LIN_total' ] );
-		return EE_Line_Item::new_instance( $new_li_fields );
+		unset($new_li_fields['LIN_ID'], $new_li_fields['LIN_parent'], $new_li_fields['LIN_total']);
+		return EE_Line_Item::new_instance($new_li_fields);
 	}
 
 
@@ -1592,19 +1592,19 @@ 
 	 * @return \EE_Line_Item|null
 	 * @throws \EE_Error
 	 */
-	public static function non_empty_line_items( EE_Line_Item $line_item ) {
-		$copied_li = EEH_Line_Item::non_empty_line_item( $line_item );
-		if ( $copied_li === null ) {
+	public static function non_empty_line_items(EE_Line_Item $line_item) {
+		$copied_li = EEH_Line_Item::non_empty_line_item($line_item);
+		if ($copied_li === null) {
 			return null;
 		}
 		//if this is an event subtotal, we want to only include it if it
 		//has a non-zero total and at least one ticket line item child
 		$ticket_children = 0;
-		foreach ( $line_item->children() as $child_li ) {
-			$child_li_copy = EEH_Line_Item::non_empty_line_items( $child_li );
-			if ( $child_li_copy !== null ) {
-				$copied_li->add_child_line_item( $child_li_copy );
-				if ( $child_li_copy->type() === EEM_Line_Item::type_line_item &&
+		foreach ($line_item->children() as $child_li) {
+			$child_li_copy = EEH_Line_Item::non_empty_line_items($child_li);
+			if ($child_li_copy !== null) {
+				$copied_li->add_child_line_item($child_li_copy);
+				if ($child_li_copy->type() === EEM_Line_Item::type_line_item &&
 					$child_li_copy->OBJ_type() === 'Ticket'
 				) {
 					$ticket_children++;
@@ -1634,8 +1634,8 @@ 
 	 * @return EE_Line_Item
 	 * @throws \EE_Error
 	 */
-	public static function non_empty_line_item( EE_Line_Item $line_item ) {
-		if ( $line_item->type() === EEM_Line_Item::type_line_item &&
+	public static function non_empty_line_item(EE_Line_Item $line_item) {
+		if ($line_item->type() === EEM_Line_Item::type_line_item &&
 			$line_item->OBJ_type() === 'Ticket' &&
 			$line_item->quantity() === 0
 		) {
@@ -1643,8 +1643,8 @@ 
 		}
 		$new_li_fields = $line_item->model_field_array();
 		//don't set the total. We'll leave that up to the code that calculates it
-		unset( $new_li_fields[ 'LIN_ID' ], $new_li_fields[ 'LIN_parent' ] );
-		return EE_Line_Item::new_instance( $new_li_fields );
+		unset($new_li_fields['LIN_ID'], $new_li_fields['LIN_parent']);
+		return EE_Line_Item::new_instance($new_li_fields);
 	}
 
 
@@ -1656,9 +1656,9 @@ 
 	 * @return \EE_Line_Item
 	 * @throws \EE_Error
 	 */
-	public static function get_items_subtotal( EE_Line_Item $total_line_item ){
-		EE_Error::doing_it_wrong( 'EEH_Line_Item::get_items_subtotal()', __('Method replaced with EEH_Line_Item::get_pre_tax_subtotal()', 'event_espresso'), '4.6.0' );
-		return self::get_pre_tax_subtotal( $total_line_item );
+	public static function get_items_subtotal(EE_Line_Item $total_line_item) {
+		EE_Error::doing_it_wrong('EEH_Line_Item::get_items_subtotal()', __('Method replaced with EEH_Line_Item::get_pre_tax_subtotal()', 'event_espresso'), '4.6.0');
+		return self::get_pre_tax_subtotal($total_line_item);
 	}
 
 
@@ -1669,9 +1669,9 @@ 
 	 * @return \EE_Line_Item
 	 * @throws \EE_Error
 	 */
-	public static function create_default_total_line_item( $transaction = NULL) {
-		EE_Error::doing_it_wrong( 'EEH_Line_Item::create_default_total_line_item()', __('Method replaced with EEH_Line_Item::create_total_line_item()', 'event_espresso'), '4.6.0' );
-		return self::create_total_line_item( $transaction );
+	public static function create_default_total_line_item($transaction = NULL) {
+		EE_Error::doing_it_wrong('EEH_Line_Item::create_default_total_line_item()', __('Method replaced with EEH_Line_Item::create_total_line_item()', 'event_espresso'), '4.6.0');
+		return self::create_total_line_item($transaction);
 	}
 
 
@@ -1683,9 +1683,9 @@ 
 	 * @return \EE_Line_Item
 	 * @throws \EE_Error
 	 */
-	public static function create_default_tickets_subtotal( EE_Line_Item $total_line_item, $transaction = NULL) {
-		EE_Error::doing_it_wrong( 'EEH_Line_Item::create_default_tickets_subtotal()', __('Method replaced with EEH_Line_Item::create_pre_tax_subtotal()', 'event_espresso'), '4.6.0' );
-		return self::create_pre_tax_subtotal( $total_line_item, $transaction );
+	public static function create_default_tickets_subtotal(EE_Line_Item $total_line_item, $transaction = NULL) {
+		EE_Error::doing_it_wrong('EEH_Line_Item::create_default_tickets_subtotal()', __('Method replaced with EEH_Line_Item::create_pre_tax_subtotal()', 'event_espresso'), '4.6.0');
+		return self::create_pre_tax_subtotal($total_line_item, $transaction);
 	}
 
 
@@ -1697,9 +1697,9 @@ 
 	 * @return \EE_Line_Item
 	 * @throws \EE_Error
 	 */
-	public static function create_default_taxes_subtotal( EE_Line_Item $total_line_item, $transaction = NULL) {
-		EE_Error::doing_it_wrong( 'EEH_Line_Item::create_default_taxes_subtotal()', __('Method replaced with EEH_Line_Item::create_taxes_subtotal()', 'event_espresso'), '4.6.0' );
-		return self::create_taxes_subtotal( $total_line_item, $transaction );
+	public static function create_default_taxes_subtotal(EE_Line_Item $total_line_item, $transaction = NULL) {
+		EE_Error::doing_it_wrong('EEH_Line_Item::create_default_taxes_subtotal()', __('Method replaced with EEH_Line_Item::create_taxes_subtotal()', 'event_espresso'), '4.6.0');
+		return self::create_taxes_subtotal($total_line_item, $transaction);
 	}
 
 
@@ -1711,9 +1711,9 @@ 
 	 * @return \EE_Line_Item
 	 * @throws \EE_Error
 	 */
-	public static function create_default_event_subtotal( EE_Line_Item $total_line_item, $transaction = NULL) {
-		EE_Error::doing_it_wrong( 'EEH_Line_Item::create_default_event_subtotal()', __('Method replaced with EEH_Line_Item::create_event_subtotal()', 'event_espresso'), '4.6.0' );
-		return self::create_event_subtotal( $total_line_item, $transaction );
+	public static function create_default_event_subtotal(EE_Line_Item $total_line_item, $transaction = NULL) {
+		EE_Error::doing_it_wrong('EEH_Line_Item::create_default_event_subtotal()', __('Method replaced with EEH_Line_Item::create_event_subtotal()', 'event_espresso'), '4.6.0');
+		return self::create_event_subtotal($total_line_item, $transaction);
 	}