eventespresso / event-espresso-core

core/db_classes/EE_Line_Item.class.php

Indentation +53 added lines, -53 removed lines

@@ -172,7 +172,7 @@ 
 	 * Sets quantity
 	 * @param int $quantity
 	 */
-    public function set_quantity( $quantity ) {
+	public function set_quantity( $quantity ) {
 		$this->set( 'LIN_quantity', max( $quantity, 0 ) );
 	}
 
@@ -212,25 +212,25 @@ 
 	 * Gets item_type
 	 * @return string
 	 */
-    public function OBJ_type_i18n() {
-	    $obj_type = $this->OBJ_type();
-        switch ($obj_type) {
-            case 'Event':
-                $obj_type = __('Event', 'event_espresso');
-                break;
-            case 'Price':
-                $obj_type = __('Price', 'event_espresso');
-                break;
-            case 'Promotion':
-                $obj_type = __('Promotion', 'event_espresso');
-                break;
-            case 'Ticket':
-                $obj_type = __('Ticket', 'event_espresso');
-                break;
-            case 'Transaction':
-                $obj_type = __('Transaction', 'event_espresso');
-                break;
-        }
+	public function OBJ_type_i18n() {
+		$obj_type = $this->OBJ_type();
+		switch ($obj_type) {
+			case 'Event':
+				$obj_type = __('Event', 'event_espresso');
+				break;
+			case 'Price':
+				$obj_type = __('Price', 'event_espresso');
+				break;
+			case 'Promotion':
+				$obj_type = __('Promotion', 'event_espresso');
+				break;
+			case 'Ticket':
+				$obj_type = __('Ticket', 'event_espresso');
+				break;
+			case 'Transaction':
+				$obj_type = __('Transaction', 'event_espresso');
+				break;
+		}
 		return apply_filters('FHEE__EE_Line_Item__OBJ_type_i18n', $obj_type, $this);
 	}
 
@@ -879,7 +879,7 @@ 
 				$this->set_quantity( 1 );
 			}
 			if( ! $this->is_percent() ) {
-                $this->set_unit_price( $total );
+				$this->set_unit_price( $total );
 			}
 		}
 
@@ -1244,48 +1244,48 @@ 
 
 
 
-    /**
-     * @param bool $raw
-     * @return int
-     * @throws \EE_Error
-     */
-    public function timestamp($raw = false)
-    {
-        return $raw ? $this->get_raw('LIN_timestamp') : $this->get('LIN_timestamp');
-    }
+	/**
+	 * @param bool $raw
+	 * @return int
+	 * @throws \EE_Error
+	 */
+	public function timestamp($raw = false)
+	{
+		return $raw ? $this->get_raw('LIN_timestamp') : $this->get('LIN_timestamp');
+	}
 
 
 
 
-    /************************* DEPRECATED *************************/
+	/************************* DEPRECATED *************************/
 
 
 
-    /**
-     * @deprecated 4.6.0
-     * @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);
-    }
+	/**
+	 * @deprecated 4.6.0
+	 * @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);
+	}
 
 
 
-    /**
-     * @deprecated 4.6.0
-     * @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);
-    }
+	/**
+	 * @deprecated 4.6.0
+	 * @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);
+	}
 
 
 

Spacing +209 added lines, -209 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
 	 */
-    public function set_quantity( $quantity ) {
-		$this->set( 'LIN_quantity', max( $quantity, 0 ) );
+    public function set_quantity($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( $total );
+			if ( ! $this->is_percent()) {
+                $this->set_unit_price($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[]
 	 */
 	public 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);
 	}
 
 
@@ -1227,7 +1227,7 @@ 
 	 * @return int count of items saved
 	 */
 	public function maybe_save() {
-		if ( $this->ID() ) {
+		if ($this->ID()) {
 			return $this->save();
 		}
 		return false;

core/domain/services/admin/AdminToolBar.php

Spacing +10 added lines, -10 removed lines

@@ -120,7 +120,7 @@ 
     {
         wp_register_style(
             'espresso-admin-toolbar',
-            EE_GLOBAL_ASSETS_URL . 'css/espresso-admin-toolbar.css',
+            EE_GLOBAL_ASSETS_URL.'css/espresso-admin-toolbar.css',
             array('dashicons'),
             EVENT_ESPRESSO_VERSION
         );
@@ -143,7 +143,7 @@ 
                 'href'  => $this->events_admin_url,
                 'meta'  => array(
                     'title' => esc_html__('Event Espresso', 'event_espresso'),
-                    'class' => $this->menu_class . 'first',
+                    'class' => $this->menu_class.'first',
                 ),
             )
         );
@@ -491,7 +491,7 @@ 
                     'meta'   => array(
                         'title'  => esc_html__('Approved', 'event_espresso'),
                         'target' => '',
-                        'class'  => $this->menu_class . ' ee-toolbar-icon-approved',
+                        'class'  => $this->menu_class.' ee-toolbar-icon-approved',
                     ),
                 )
             );
@@ -528,7 +528,7 @@ 
                     'meta'   => array(
                         'title'  => esc_html__('Pending Payment', 'event_espresso'),
                         'target' => '',
-                        'class'  => $this->menu_class . ' ee-toolbar-icon-pending',
+                        'class'  => $this->menu_class.' ee-toolbar-icon-pending',
                     ),
                 )
             );
@@ -565,7 +565,7 @@ 
                     'meta'   => array(
                         'title'  => esc_html__('Not Approved', 'event_espresso'),
                         'target' => '',
-                        'class'  => $this->menu_class . ' ee-toolbar-icon-not-approved',
+                        'class'  => $this->menu_class.' ee-toolbar-icon-not-approved',
                     ),
                 )
             );
@@ -602,7 +602,7 @@ 
                     'meta'   => array(
                         'title'  => esc_html__('Cancelled', 'event_espresso'),
                         'target' => '',
-                        'class'  => $this->menu_class . ' ee-toolbar-icon-cancelled',
+                        'class'  => $this->menu_class.' ee-toolbar-icon-cancelled',
                     ),
                 )
             );
@@ -674,7 +674,7 @@ 
                     'meta'   => array(
                         'title'  => esc_html__('Approved', 'event_espresso'),
                         'target' => '',
-                        'class'  => $this->menu_class . ' ee-toolbar-icon-approved',
+                        'class'  => $this->menu_class.' ee-toolbar-icon-approved',
                     ),
                 )
             );
@@ -711,7 +711,7 @@ 
                     'meta'   => array(
                         'title'  => esc_html__('Pending', 'event_espresso'),
                         'target' => '',
-                        'class'  => $this->menu_class . ' ee-toolbar-icon-pending',
+                        'class'  => $this->menu_class.' ee-toolbar-icon-pending',
                     ),
                 )
             );
@@ -748,7 +748,7 @@ 
                     'meta'   => array(
                         'title'  => esc_html__('Not Approved', 'event_espresso'),
                         'target' => '',
-                        'class'  => $this->menu_class . ' ee-toolbar-icon-not-approved',
+                        'class'  => $this->menu_class.' ee-toolbar-icon-not-approved',
                     ),
                 )
             );
@@ -785,7 +785,7 @@ 
                     'meta'   => array(
                         'title'  => esc_html__('Cancelled', 'event_espresso'),
                         'target' => '',
-                        'class'  => $this->menu_class . ' ee-toolbar-icon-cancelled',
+                        'class'  => $this->menu_class.' ee-toolbar-icon-cancelled',
                     ),
                 )
             );

Indentation +799 added lines, -799 removed lines

@@ -22,804 +22,804 @@
 class AdminToolBar
 {
 
-    /**
-     * @var WP_Admin_Bar $admin_bar
-     */
-    private $admin_bar;
-
-    /**
-     * @var EE_Capabilities $capabilities
-     */
-    private $capabilities;
-
-    /**
-     * @var string $events_admin_url
-     */
-    private $events_admin_url;
-
-    /**
-     * @var string $menu_class
-     */
-    private $menu_class = 'espresso_menu_item_class';
-
-    /**
-     * @var string $reg_admin_url
-     */
-    private $reg_admin_url;
-
-
-
-    /**
-     * AdminToolBar constructor.
-     *
-     * @param EE_Capabilities $capabilities
-     */
-    public function __construct(EE_Capabilities $capabilities)
-    {
-        $this->capabilities = $capabilities;
-        add_action('admin_bar_menu', array($this, 'espressoToolbarItems'), 100);
-        $this->enqueueAssets();
-    }
-
-
-
-    /**
-     *    espresso_toolbar_items
-     *
-     * @access public
-     * @param  WP_Admin_Bar $admin_bar
-     * @return void
-     */
-    public function espressoToolbarItems(WP_Admin_Bar $admin_bar)
-    {
-        // if its an AJAX request, or user is NOT an admin, or in full M-Mode
-        if (
-            defined('DOING_AJAX')
-            || ! $this->capabilities->current_user_can('ee_read_ee', 'ee_admin_bar_menu_top_level')
-            || EE_Maintenance_Mode::instance()->level() === EE_Maintenance_Mode::level_2_complete_maintenance
-        ) {
-            return;
-        }
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        $this->admin_bar = $admin_bar;
-        //we don't use the constants EVENTS_ADMIN_URL or REG_ADMIN_URL
-        //because they're only defined in each of their respective constructors
-        //and this might be a frontend request, in which case they aren't available
-        $this->events_admin_url = admin_url('admin.php?page=espresso_events');
-        $this->reg_admin_url = admin_url('admin.php?page=espresso_registrations');
-        // now let's add all of the menu items
-        $this->addTopLevelMenu();
-        $this->addEventsSubMenu();
-        $this->addEventsAddEditHeader();
-        $this->addEventsAddNew();
-        $this->addEventsEditCurrentEvent();
-        $this->addEventsViewHeader();
-        $this->addEventsViewAll();
-        $this->addEventsViewToday();
-        $this->addEventsViewThisMonth();
-        $this->addRegistrationSubMenu();
-        $this->addRegistrationOverviewToday();
-        $this->addRegistrationOverviewTodayApproved();
-        $this->addRegistrationOverviewTodayPendingPayment();
-        $this->addRegistrationOverviewTodayNotApproved();
-        $this->addRegistrationOverviewTodayCancelled();
-        $this->addRegistrationOverviewThisMonth();
-        $this->addRegistrationOverviewThisMonthApproved();
-        $this->addRegistrationOverviewThisMonthPending();
-        $this->addRegistrationOverviewThisMonthNotApproved();
-        $this->addRegistrationOverviewThisMonthCancelled();
-        $this->addExtensionsAndServices();
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function enqueueAssets()
-    {
-        wp_register_style(
-            'espresso-admin-toolbar',
-            EE_GLOBAL_ASSETS_URL . 'css/espresso-admin-toolbar.css',
-            array('dashicons'),
-            EVENT_ESPRESSO_VERSION
-        );
-        wp_enqueue_style('espresso-admin-toolbar');
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addTopLevelMenu()
-    {
-        $this->admin_bar->add_menu(
-            array(
-                'id'    => 'espresso-toolbar',
-                'title' => '<span class="ee-icon ee-icon-ee-cup-thick ee-icon-size-20"></span><span class="ab-label">'
-                    . esc_html_x('Event Espresso', 'admin bar menu group label', 'event_espresso')
-                    . '</span>',
-                'href'  => $this->events_admin_url,
-                'meta'  => array(
-                    'title' => esc_html__('Event Espresso', 'event_espresso'),
-                    'class' => $this->menu_class . 'first',
-                ),
-            )
-        );
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addEventsSubMenu()
-    {
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_events',
-                'ee_admin_bar_menu_espresso-toolbar-events'
-            )
-        ) {
-            $this->admin_bar->add_menu(
-                array(
-                    'id'     => 'espresso-toolbar-events',
-                    'parent' => 'espresso-toolbar',
-                    'title'  => '<span class="ee-toolbar-icon"></span>'
-                                . esc_html__('Events', 'event_espresso'),
-                    'href'   => $this->events_admin_url,
-                    'meta'   => array(
-                        'title'  => esc_html__('Events', 'event_espresso'),
-                        'target' => '',
-                        'class'  => $this->menu_class,
-                    ),
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addEventsAddEditHeader()
-    {
-        if (
-        $this->capabilities->current_user_can(
-            'ee_read_events',
-            'ee_admin_bar_menu_espresso-toolbar-events-view'
-        )
-        ) {
-            $this->admin_bar->add_menu(
-                array(
-                    'id'     => 'espresso-toolbar-events-add-edit',
-                    'parent' => 'espresso-toolbar-events',
-                    'title'  => esc_html__('Add / Edit', 'event_espresso'),
-                    'href'   => '',
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addEventsAddNew()
-    {
-        if (
-            $this->capabilities->current_user_can(
-                'ee_edit_events',
-                'ee_admin_bar_menu_espresso-toolbar-events-new'
-            )
-        ) {
-            $this->admin_bar->add_menu(
-                array(
-                    'id'     => 'espresso-toolbar-events-new',
-                    'parent' => 'espresso-toolbar-events',
-                    'title'  => '<span class="ee-toolbar-icon"></span>'
-                                . esc_html__('Add New', 'event_espresso'),
-                    'href'   => EEH_URL::add_query_args_and_nonce(
-                        array('action' => 'create_new'),
-                        $this->events_admin_url
-                    ),
-                    'meta'   => array(
-                        'title'  => esc_html__('Add New', 'event_espresso'),
-                        'target' => '',
-                        'class'  => $this->menu_class,
-                    ),
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addEventsEditCurrentEvent()
-    {
-        if (is_single() && (get_post_type() === 'espresso_events')) {
-            //Current post
-            global $post;
-            if (
-                $this->capabilities->current_user_can(
-                    'ee_edit_event',
-                    'ee_admin_bar_menu_espresso-toolbar-events-edit', $post->ID
-                )
-            ) {
-                $this->admin_bar->add_menu(
-                    array(
-                        'id'     => 'espresso-toolbar-events-edit',
-                        'parent' => 'espresso-toolbar-events',
-                        'title'  => '<span class="ee-toolbar-icon"></span>'
-                                    . esc_html__('Edit Event', 'event_espresso'),
-                        'href'   => EEH_URL::add_query_args_and_nonce(
-                            array(
-                                'action' => 'edit',
-                                'post' => $post->ID
-                            ),
-                            $this->events_admin_url
-                        ),
-                        'meta'   => array(
-                            'title'  => esc_html__('Edit Event', 'event_espresso'),
-                            'target' => '',
-                            'class'  => $this->menu_class,
-                        ),
-                    )
-                );
-            }
-        }
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addEventsViewHeader()
-    {
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_events',
-                'ee_admin_bar_menu_espresso-toolbar-events-view'
-            )
-        ) {
-            $this->admin_bar->add_menu(
-                array(
-                    'id'     => 'espresso-toolbar-events-view',
-                    'parent' => 'espresso-toolbar-events',
-                    'title'  => esc_html__('View', 'event_espresso'),
-                    'href'   => '',
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addEventsViewAll()
-    {
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_events',
-                'ee_admin_bar_menu_espresso-toolbar-events-all'
-            )
-        ) {
-            $this->admin_bar->add_menu(
-                array(
-                    'id'     => 'espresso-toolbar-events-all',
-                    'parent' => 'espresso-toolbar-events',
-                    'title'  => '<span class="ee-toolbar-icon"></span>'
-                                . esc_html__('All', 'event_espresso'),
-                    'href'   => $this->events_admin_url,
-                    'meta'   => array(
-                        'title'  => esc_html__('All', 'event_espresso'),
-                        'target' => '',
-                        'class'  => $this->menu_class,
-                    ),
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addEventsViewToday()
-    {
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_events',
-                'ee_admin_bar_menu_espresso-toolbar-events-today'
-            )
-        ) {
-            $this->admin_bar->add_menu(
-                array(
-                    'id'     => 'espresso-toolbar-events-today',
-                    'parent' => 'espresso-toolbar-events',
-                    'title'  => '<span class="ee-toolbar-icon"></span>'
-                                . esc_html__('Today', 'event_espresso'),
-                    'href'   => EEH_URL::add_query_args_and_nonce(
-                        array(
-                            'action' => 'default',
-                            'status' => 'today'
-                        ),
-                        $this->events_admin_url
-                    ),
-                    'meta'   => array(
-                        'title'  => esc_html__('Today', 'event_espresso'),
-                        'target' => '',
-                        'class'  => $this->menu_class,
-                    ),
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addEventsViewThisMonth()
-    {
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_events',
-                'ee_admin_bar_menu_espresso-toolbar-events-month'
-            )
-        ) {
-            $this->admin_bar->add_menu(
-                array(
-                    'id'     => 'espresso-toolbar-events-month',
-                    'parent' => 'espresso-toolbar-events',
-                    'title'  => '<span class="ee-toolbar-icon"></span>'
-                                . esc_html__('This Month', 'event_espresso'),
-                    'href'   => EEH_URL::add_query_args_and_nonce(
-                        array(
-                            'action' => 'default',
-                            'status' => 'month'
-                        ),
-                        $this->events_admin_url
-                    ),
-                    'meta'   => array(
-                        'title'  => esc_html__('This Month', 'event_espresso'),
-                        'target' => '',
-                        'class'  => $this->menu_class,
-                    ),
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addRegistrationSubMenu()
-    {
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_registrations',
-                'ee_admin_bar_menu_espresso-toolbar-registrations'
-            )
-        ) {
-            $this->admin_bar->add_menu(
-                array(
-                    'id'     => 'espresso-toolbar-registrations',
-                    'parent' => 'espresso-toolbar',
-                    'title'  => '<span class="ee-toolbar-icon"></span>'
-                                . esc_html__('Registrations', 'event_espresso'),
-                    'href'   => $this->reg_admin_url,
-                    'meta'   => array(
-                        'title'  => esc_html__('Registrations', 'event_espresso'),
-                        'target' => '',
-                        'class'  => $this->menu_class,
-                    ),
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addRegistrationOverviewToday()
-    {
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_registrations',
-                'ee_admin_bar_menu_espresso-toolbar-registrations-today'
-            )
-        ) {
-            $this->admin_bar->add_menu(
-                array(
-                    'id'     => 'espresso-toolbar-registrations-today',
-                    'parent' => 'espresso-toolbar-registrations',
-                    'title'  => esc_html__('Today', 'event_espresso'),
-                    'href'   => '',
-                    'meta'   => array(
-                        'title'  => esc_html__('Today', 'event_espresso'),
-                        'target' => '',
-                        'class'  => $this->menu_class,
-                    ),
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addRegistrationOverviewTodayApproved()
-    {
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_registrations',
-                'ee_admin_bar_menu_espresso-toolbar-registrations-today-approved'
-            )
-        ) {
-            $this->admin_bar->add_menu(
-                array(
-                    'id'     => 'espresso-toolbar-registrations-today-approved',
-                    'parent' => 'espresso-toolbar-registrations',
-                    'title'  => '<span class="ee-toolbar-icon"></span>'
-                                . esc_html__('Approved', 'event_espresso'),
-                    'href'   => EEH_URL::add_query_args_and_nonce(
-                        array(
-                            'action'      => 'default',
-                            'status'      => 'today',
-                            '_reg_status' => EEM_Registration::status_id_approved,
-                        ),
-                        $this->reg_admin_url
-                    ),
-                    'meta'   => array(
-                        'title'  => esc_html__('Approved', 'event_espresso'),
-                        'target' => '',
-                        'class'  => $this->menu_class . ' ee-toolbar-icon-approved',
-                    ),
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addRegistrationOverviewTodayPendingPayment()
-    {
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_registrations',
-                'ee_admin_bar_menu_espresso-toolbar-registrations-today-pending'
-            )
-        ) {
-            $this->admin_bar->add_menu(
-                array(
-                    'id'     => 'espresso-toolbar-registrations-today-pending',
-                    'parent' => 'espresso-toolbar-registrations',
-                    'title'  => '<span class="ee-toolbar-icon"></span>'
-                                . esc_html__('Pending', 'event_espresso'),
-                    'href'   => EEH_URL::add_query_args_and_nonce(
-                        array(
-                            'action'     => 'default',
-                            'status'     => 'today',
-                            '_reg_status' => EEM_Registration::status_id_pending_payment,
-                        ),
-                        $this->reg_admin_url
-                    ),
-                    'meta'   => array(
-                        'title'  => esc_html__('Pending Payment', 'event_espresso'),
-                        'target' => '',
-                        'class'  => $this->menu_class . ' ee-toolbar-icon-pending',
-                    ),
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addRegistrationOverviewTodayNotApproved()
-    {
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_registrations',
-                'ee_admin_bar_menu_espresso-toolbar-registrations-today-not-approved'
-            )
-        ) {
-            $this->admin_bar->add_menu(
-                array(
-                    'id'     => 'espresso-toolbar-registrations-today-not-approved',
-                    'parent' => 'espresso-toolbar-registrations',
-                    'title'  => '<span class="ee-toolbar-icon"></span>'
-                                . esc_html__('Not Approved', 'event_espresso'),
-                    'href'   => EEH_URL::add_query_args_and_nonce(
-                        array(
-                            'action'      => 'default',
-                            'status'      => 'today',
-                            '_reg_status' => EEM_Registration::status_id_not_approved,
-                        ),
-                        $this->reg_admin_url
-                    ),
-                    'meta'   => array(
-                        'title'  => esc_html__('Not Approved', 'event_espresso'),
-                        'target' => '',
-                        'class'  => $this->menu_class . ' ee-toolbar-icon-not-approved',
-                    ),
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addRegistrationOverviewTodayCancelled()
-    {
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_registrations',
-                'ee_admin_bar_menu_espresso-toolbar-registrations-today-cancelled'
-            )
-        ) {
-            $this->admin_bar->add_menu(
-                array(
-                    'id'     => 'espresso-toolbar-registrations-today-cancelled',
-                    'parent' => 'espresso-toolbar-registrations',
-                    'title'  => '<span class="ee-toolbar-icon"></span>'
-                                . esc_html__('Cancelled', 'event_espresso'),
-                    'href'   => EEH_URL::add_query_args_and_nonce(
-                        array(
-                            'action'      => 'default',
-                            'status'      => 'today',
-                            '_reg_status' => EEM_Registration::status_id_cancelled,
-                        ),
-                        $this->reg_admin_url
-                    ),
-                    'meta'   => array(
-                        'title'  => esc_html__('Cancelled', 'event_espresso'),
-                        'target' => '',
-                        'class'  => $this->menu_class . ' ee-toolbar-icon-cancelled',
-                    ),
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addRegistrationOverviewThisMonth()
-    {
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_registrations',
-                'ee_admin_bar_menu_espresso-toolbar-registrations-month'
-            )
-        ) {
-            $this->admin_bar->add_menu(
-                array(
-                    'id'     => 'espresso-toolbar-registrations-month',
-                    'parent' => 'espresso-toolbar-registrations',
-                    'title'  => esc_html__('This Month', 'event_espresso'),
-                    'href'   => '', //EEH_URL::add_query_args_and_nonce(
-                    //     array(
-                    //         'action' => 'default',
-                    //         'status' => 'month'
-                    //     ),
-                    //     $this->reg_admin_url
-                    // ),
-                    'meta'   => array(
-                        'title'  => esc_html__('This Month', 'event_espresso'),
-                        'target' => '',
-                        'class'  => $this->menu_class,
-                    ),
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addRegistrationOverviewThisMonthApproved()
-    {
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_registrations',
-                'ee_admin_bar_menu_espresso-toolbar-registrations-month-approved'
-            )
-        ) {
-            $this->admin_bar->add_menu(
-                array(
-                    'id'     => 'espresso-toolbar-registrations-month-approved',
-                    'parent' => 'espresso-toolbar-registrations',
-                    'title'  => '<span class="ee-toolbar-icon"></span>'
-                                . esc_html__('Approved', 'event_espresso'),
-                    'href'   => EEH_URL::add_query_args_and_nonce(
-                        array(
-                            'action'      => 'default',
-                            'status'      => 'month',
-                            '_reg_status' => EEM_Registration::status_id_approved,
-                        ),
-                        $this->reg_admin_url
-                    ),
-                    'meta'   => array(
-                        'title'  => esc_html__('Approved', 'event_espresso'),
-                        'target' => '',
-                        'class'  => $this->menu_class . ' ee-toolbar-icon-approved',
-                    ),
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addRegistrationOverviewThisMonthPending()
-    {
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_registrations',
-                'ee_admin_bar_menu_espresso-toolbar-registrations-month-pending'
-            )
-        ) {
-            $this->admin_bar->add_menu(
-                array(
-                    'id'     => 'espresso-toolbar-registrations-month-pending',
-                    'parent' => 'espresso-toolbar-registrations',
-                    'title'  => '<span class="ee-toolbar-icon"></span>'
-                                . esc_html__('Pending', 'event_espresso'),
-                    'href'   => EEH_URL::add_query_args_and_nonce(
-                        array(
-                            'action'      => 'default',
-                            'status'      => 'month',
-                            '_reg_status' => EEM_Registration::status_id_pending_payment,
-                        ),
-                        $this->reg_admin_url
-                    ),
-                    'meta'   => array(
-                        'title'  => esc_html__('Pending', 'event_espresso'),
-                        'target' => '',
-                        'class'  => $this->menu_class . ' ee-toolbar-icon-pending',
-                    ),
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addRegistrationOverviewThisMonthNotApproved()
-    {
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_registrations',
-                'ee_admin_bar_menu_espresso-toolbar-registrations-month-not-approved'
-            )
-        ) {
-            $this->admin_bar->add_menu(
-                array(
-                    'id'     => 'espresso-toolbar-registrations-month-not-approved',
-                    'parent' => 'espresso-toolbar-registrations',
-                    'title'  => '<span class="ee-toolbar-icon"></span>'
-                                . esc_html__('Not Approved', 'event_espresso'),
-                    'href'   => EEH_URL::add_query_args_and_nonce(
-                        array(
-                            'action'      => 'default',
-                            'status'      => 'month',
-                            '_reg_status' => EEM_Registration::status_id_not_approved,
-                        ),
-                        $this->reg_admin_url
-                    ),
-                    'meta'   => array(
-                        'title'  => esc_html__('Not Approved', 'event_espresso'),
-                        'target' => '',
-                        'class'  => $this->menu_class . ' ee-toolbar-icon-not-approved',
-                    ),
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addRegistrationOverviewThisMonthCancelled()
-    {
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_registrations',
-                'ee_admin_bar_menu_espresso-toolbar-registrations-month-cancelled'
-            )
-        ) {
-            $this->admin_bar->add_menu(
-                array(
-                    'id'     => 'espresso-toolbar-registrations-month-cancelled',
-                    'parent' => 'espresso-toolbar-registrations',
-                    'title'  => '<span class="ee-toolbar-icon"></span>'
-                                . esc_html__('Cancelled', 'event_espresso'),
-                    'href'   => EEH_URL::add_query_args_and_nonce(
-                        array(
-                            'action'      => 'default',
-                            'status'      => 'month',
-                            '_reg_status' => EEM_Registration::status_id_cancelled,
-                        ),
-                        $this->reg_admin_url
-                    ),
-                    'meta'   => array(
-                        'title'  => esc_html__('Cancelled', 'event_espresso'),
-                        'target' => '',
-                        'class'  => $this->menu_class . ' ee-toolbar-icon-cancelled',
-                    ),
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * @return void
-     */
-    private function addExtensionsAndServices()
-    {
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_ee',
-                'ee_admin_bar_menu_espresso-toolbar-extensions-and-services'
-            )
-        ) {
-            $this->admin_bar->add_menu(
-                array(
-                    'id'     => 'espresso-toolbar-extensions-and-services',
-                    'parent' => 'espresso-toolbar',
-                    'title'  => '<span class="ee-toolbar-icon"></span>'
-                                . esc_html__('Extensions & Services', 'event_espresso'),
-                    'href'   => admin_url('admin.php?page=espresso_packages'),
-                    'meta'   => array(
-                        'title'  => esc_html__('Extensions & Services', 'event_espresso'),
-                        'target' => '',
-                        'class'  => $this->menu_class,
-                    ),
-                )
-            );
-        }
-    }
+	/**
+	 * @var WP_Admin_Bar $admin_bar
+	 */
+	private $admin_bar;
+
+	/**
+	 * @var EE_Capabilities $capabilities
+	 */
+	private $capabilities;
+
+	/**
+	 * @var string $events_admin_url
+	 */
+	private $events_admin_url;
+
+	/**
+	 * @var string $menu_class
+	 */
+	private $menu_class = 'espresso_menu_item_class';
+
+	/**
+	 * @var string $reg_admin_url
+	 */
+	private $reg_admin_url;
+
+
+
+	/**
+	 * AdminToolBar constructor.
+	 *
+	 * @param EE_Capabilities $capabilities
+	 */
+	public function __construct(EE_Capabilities $capabilities)
+	{
+		$this->capabilities = $capabilities;
+		add_action('admin_bar_menu', array($this, 'espressoToolbarItems'), 100);
+		$this->enqueueAssets();
+	}
+
+
+
+	/**
+	 *    espresso_toolbar_items
+	 *
+	 * @access public
+	 * @param  WP_Admin_Bar $admin_bar
+	 * @return void
+	 */
+	public function espressoToolbarItems(WP_Admin_Bar $admin_bar)
+	{
+		// if its an AJAX request, or user is NOT an admin, or in full M-Mode
+		if (
+			defined('DOING_AJAX')
+			|| ! $this->capabilities->current_user_can('ee_read_ee', 'ee_admin_bar_menu_top_level')
+			|| EE_Maintenance_Mode::instance()->level() === EE_Maintenance_Mode::level_2_complete_maintenance
+		) {
+			return;
+		}
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		$this->admin_bar = $admin_bar;
+		//we don't use the constants EVENTS_ADMIN_URL or REG_ADMIN_URL
+		//because they're only defined in each of their respective constructors
+		//and this might be a frontend request, in which case they aren't available
+		$this->events_admin_url = admin_url('admin.php?page=espresso_events');
+		$this->reg_admin_url = admin_url('admin.php?page=espresso_registrations');
+		// now let's add all of the menu items
+		$this->addTopLevelMenu();
+		$this->addEventsSubMenu();
+		$this->addEventsAddEditHeader();
+		$this->addEventsAddNew();
+		$this->addEventsEditCurrentEvent();
+		$this->addEventsViewHeader();
+		$this->addEventsViewAll();
+		$this->addEventsViewToday();
+		$this->addEventsViewThisMonth();
+		$this->addRegistrationSubMenu();
+		$this->addRegistrationOverviewToday();
+		$this->addRegistrationOverviewTodayApproved();
+		$this->addRegistrationOverviewTodayPendingPayment();
+		$this->addRegistrationOverviewTodayNotApproved();
+		$this->addRegistrationOverviewTodayCancelled();
+		$this->addRegistrationOverviewThisMonth();
+		$this->addRegistrationOverviewThisMonthApproved();
+		$this->addRegistrationOverviewThisMonthPending();
+		$this->addRegistrationOverviewThisMonthNotApproved();
+		$this->addRegistrationOverviewThisMonthCancelled();
+		$this->addExtensionsAndServices();
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function enqueueAssets()
+	{
+		wp_register_style(
+			'espresso-admin-toolbar',
+			EE_GLOBAL_ASSETS_URL . 'css/espresso-admin-toolbar.css',
+			array('dashicons'),
+			EVENT_ESPRESSO_VERSION
+		);
+		wp_enqueue_style('espresso-admin-toolbar');
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addTopLevelMenu()
+	{
+		$this->admin_bar->add_menu(
+			array(
+				'id'    => 'espresso-toolbar',
+				'title' => '<span class="ee-icon ee-icon-ee-cup-thick ee-icon-size-20"></span><span class="ab-label">'
+					. esc_html_x('Event Espresso', 'admin bar menu group label', 'event_espresso')
+					. '</span>',
+				'href'  => $this->events_admin_url,
+				'meta'  => array(
+					'title' => esc_html__('Event Espresso', 'event_espresso'),
+					'class' => $this->menu_class . 'first',
+				),
+			)
+		);
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addEventsSubMenu()
+	{
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_events',
+				'ee_admin_bar_menu_espresso-toolbar-events'
+			)
+		) {
+			$this->admin_bar->add_menu(
+				array(
+					'id'     => 'espresso-toolbar-events',
+					'parent' => 'espresso-toolbar',
+					'title'  => '<span class="ee-toolbar-icon"></span>'
+								. esc_html__('Events', 'event_espresso'),
+					'href'   => $this->events_admin_url,
+					'meta'   => array(
+						'title'  => esc_html__('Events', 'event_espresso'),
+						'target' => '',
+						'class'  => $this->menu_class,
+					),
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addEventsAddEditHeader()
+	{
+		if (
+		$this->capabilities->current_user_can(
+			'ee_read_events',
+			'ee_admin_bar_menu_espresso-toolbar-events-view'
+		)
+		) {
+			$this->admin_bar->add_menu(
+				array(
+					'id'     => 'espresso-toolbar-events-add-edit',
+					'parent' => 'espresso-toolbar-events',
+					'title'  => esc_html__('Add / Edit', 'event_espresso'),
+					'href'   => '',
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addEventsAddNew()
+	{
+		if (
+			$this->capabilities->current_user_can(
+				'ee_edit_events',
+				'ee_admin_bar_menu_espresso-toolbar-events-new'
+			)
+		) {
+			$this->admin_bar->add_menu(
+				array(
+					'id'     => 'espresso-toolbar-events-new',
+					'parent' => 'espresso-toolbar-events',
+					'title'  => '<span class="ee-toolbar-icon"></span>'
+								. esc_html__('Add New', 'event_espresso'),
+					'href'   => EEH_URL::add_query_args_and_nonce(
+						array('action' => 'create_new'),
+						$this->events_admin_url
+					),
+					'meta'   => array(
+						'title'  => esc_html__('Add New', 'event_espresso'),
+						'target' => '',
+						'class'  => $this->menu_class,
+					),
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addEventsEditCurrentEvent()
+	{
+		if (is_single() && (get_post_type() === 'espresso_events')) {
+			//Current post
+			global $post;
+			if (
+				$this->capabilities->current_user_can(
+					'ee_edit_event',
+					'ee_admin_bar_menu_espresso-toolbar-events-edit', $post->ID
+				)
+			) {
+				$this->admin_bar->add_menu(
+					array(
+						'id'     => 'espresso-toolbar-events-edit',
+						'parent' => 'espresso-toolbar-events',
+						'title'  => '<span class="ee-toolbar-icon"></span>'
+									. esc_html__('Edit Event', 'event_espresso'),
+						'href'   => EEH_URL::add_query_args_and_nonce(
+							array(
+								'action' => 'edit',
+								'post' => $post->ID
+							),
+							$this->events_admin_url
+						),
+						'meta'   => array(
+							'title'  => esc_html__('Edit Event', 'event_espresso'),
+							'target' => '',
+							'class'  => $this->menu_class,
+						),
+					)
+				);
+			}
+		}
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addEventsViewHeader()
+	{
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_events',
+				'ee_admin_bar_menu_espresso-toolbar-events-view'
+			)
+		) {
+			$this->admin_bar->add_menu(
+				array(
+					'id'     => 'espresso-toolbar-events-view',
+					'parent' => 'espresso-toolbar-events',
+					'title'  => esc_html__('View', 'event_espresso'),
+					'href'   => '',
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addEventsViewAll()
+	{
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_events',
+				'ee_admin_bar_menu_espresso-toolbar-events-all'
+			)
+		) {
+			$this->admin_bar->add_menu(
+				array(
+					'id'     => 'espresso-toolbar-events-all',
+					'parent' => 'espresso-toolbar-events',
+					'title'  => '<span class="ee-toolbar-icon"></span>'
+								. esc_html__('All', 'event_espresso'),
+					'href'   => $this->events_admin_url,
+					'meta'   => array(
+						'title'  => esc_html__('All', 'event_espresso'),
+						'target' => '',
+						'class'  => $this->menu_class,
+					),
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addEventsViewToday()
+	{
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_events',
+				'ee_admin_bar_menu_espresso-toolbar-events-today'
+			)
+		) {
+			$this->admin_bar->add_menu(
+				array(
+					'id'     => 'espresso-toolbar-events-today',
+					'parent' => 'espresso-toolbar-events',
+					'title'  => '<span class="ee-toolbar-icon"></span>'
+								. esc_html__('Today', 'event_espresso'),
+					'href'   => EEH_URL::add_query_args_and_nonce(
+						array(
+							'action' => 'default',
+							'status' => 'today'
+						),
+						$this->events_admin_url
+					),
+					'meta'   => array(
+						'title'  => esc_html__('Today', 'event_espresso'),
+						'target' => '',
+						'class'  => $this->menu_class,
+					),
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addEventsViewThisMonth()
+	{
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_events',
+				'ee_admin_bar_menu_espresso-toolbar-events-month'
+			)
+		) {
+			$this->admin_bar->add_menu(
+				array(
+					'id'     => 'espresso-toolbar-events-month',
+					'parent' => 'espresso-toolbar-events',
+					'title'  => '<span class="ee-toolbar-icon"></span>'
+								. esc_html__('This Month', 'event_espresso'),
+					'href'   => EEH_URL::add_query_args_and_nonce(
+						array(
+							'action' => 'default',
+							'status' => 'month'
+						),
+						$this->events_admin_url
+					),
+					'meta'   => array(
+						'title'  => esc_html__('This Month', 'event_espresso'),
+						'target' => '',
+						'class'  => $this->menu_class,
+					),
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addRegistrationSubMenu()
+	{
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_registrations',
+				'ee_admin_bar_menu_espresso-toolbar-registrations'
+			)
+		) {
+			$this->admin_bar->add_menu(
+				array(
+					'id'     => 'espresso-toolbar-registrations',
+					'parent' => 'espresso-toolbar',
+					'title'  => '<span class="ee-toolbar-icon"></span>'
+								. esc_html__('Registrations', 'event_espresso'),
+					'href'   => $this->reg_admin_url,
+					'meta'   => array(
+						'title'  => esc_html__('Registrations', 'event_espresso'),
+						'target' => '',
+						'class'  => $this->menu_class,
+					),
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addRegistrationOverviewToday()
+	{
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_registrations',
+				'ee_admin_bar_menu_espresso-toolbar-registrations-today'
+			)
+		) {
+			$this->admin_bar->add_menu(
+				array(
+					'id'     => 'espresso-toolbar-registrations-today',
+					'parent' => 'espresso-toolbar-registrations',
+					'title'  => esc_html__('Today', 'event_espresso'),
+					'href'   => '',
+					'meta'   => array(
+						'title'  => esc_html__('Today', 'event_espresso'),
+						'target' => '',
+						'class'  => $this->menu_class,
+					),
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addRegistrationOverviewTodayApproved()
+	{
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_registrations',
+				'ee_admin_bar_menu_espresso-toolbar-registrations-today-approved'
+			)
+		) {
+			$this->admin_bar->add_menu(
+				array(
+					'id'     => 'espresso-toolbar-registrations-today-approved',
+					'parent' => 'espresso-toolbar-registrations',
+					'title'  => '<span class="ee-toolbar-icon"></span>'
+								. esc_html__('Approved', 'event_espresso'),
+					'href'   => EEH_URL::add_query_args_and_nonce(
+						array(
+							'action'      => 'default',
+							'status'      => 'today',
+							'_reg_status' => EEM_Registration::status_id_approved,
+						),
+						$this->reg_admin_url
+					),
+					'meta'   => array(
+						'title'  => esc_html__('Approved', 'event_espresso'),
+						'target' => '',
+						'class'  => $this->menu_class . ' ee-toolbar-icon-approved',
+					),
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addRegistrationOverviewTodayPendingPayment()
+	{
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_registrations',
+				'ee_admin_bar_menu_espresso-toolbar-registrations-today-pending'
+			)
+		) {
+			$this->admin_bar->add_menu(
+				array(
+					'id'     => 'espresso-toolbar-registrations-today-pending',
+					'parent' => 'espresso-toolbar-registrations',
+					'title'  => '<span class="ee-toolbar-icon"></span>'
+								. esc_html__('Pending', 'event_espresso'),
+					'href'   => EEH_URL::add_query_args_and_nonce(
+						array(
+							'action'     => 'default',
+							'status'     => 'today',
+							'_reg_status' => EEM_Registration::status_id_pending_payment,
+						),
+						$this->reg_admin_url
+					),
+					'meta'   => array(
+						'title'  => esc_html__('Pending Payment', 'event_espresso'),
+						'target' => '',
+						'class'  => $this->menu_class . ' ee-toolbar-icon-pending',
+					),
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addRegistrationOverviewTodayNotApproved()
+	{
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_registrations',
+				'ee_admin_bar_menu_espresso-toolbar-registrations-today-not-approved'
+			)
+		) {
+			$this->admin_bar->add_menu(
+				array(
+					'id'     => 'espresso-toolbar-registrations-today-not-approved',
+					'parent' => 'espresso-toolbar-registrations',
+					'title'  => '<span class="ee-toolbar-icon"></span>'
+								. esc_html__('Not Approved', 'event_espresso'),
+					'href'   => EEH_URL::add_query_args_and_nonce(
+						array(
+							'action'      => 'default',
+							'status'      => 'today',
+							'_reg_status' => EEM_Registration::status_id_not_approved,
+						),
+						$this->reg_admin_url
+					),
+					'meta'   => array(
+						'title'  => esc_html__('Not Approved', 'event_espresso'),
+						'target' => '',
+						'class'  => $this->menu_class . ' ee-toolbar-icon-not-approved',
+					),
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addRegistrationOverviewTodayCancelled()
+	{
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_registrations',
+				'ee_admin_bar_menu_espresso-toolbar-registrations-today-cancelled'
+			)
+		) {
+			$this->admin_bar->add_menu(
+				array(
+					'id'     => 'espresso-toolbar-registrations-today-cancelled',
+					'parent' => 'espresso-toolbar-registrations',
+					'title'  => '<span class="ee-toolbar-icon"></span>'
+								. esc_html__('Cancelled', 'event_espresso'),
+					'href'   => EEH_URL::add_query_args_and_nonce(
+						array(
+							'action'      => 'default',
+							'status'      => 'today',
+							'_reg_status' => EEM_Registration::status_id_cancelled,
+						),
+						$this->reg_admin_url
+					),
+					'meta'   => array(
+						'title'  => esc_html__('Cancelled', 'event_espresso'),
+						'target' => '',
+						'class'  => $this->menu_class . ' ee-toolbar-icon-cancelled',
+					),
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addRegistrationOverviewThisMonth()
+	{
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_registrations',
+				'ee_admin_bar_menu_espresso-toolbar-registrations-month'
+			)
+		) {
+			$this->admin_bar->add_menu(
+				array(
+					'id'     => 'espresso-toolbar-registrations-month',
+					'parent' => 'espresso-toolbar-registrations',
+					'title'  => esc_html__('This Month', 'event_espresso'),
+					'href'   => '', //EEH_URL::add_query_args_and_nonce(
+					//     array(
+					//         'action' => 'default',
+					//         'status' => 'month'
+					//     ),
+					//     $this->reg_admin_url
+					// ),
+					'meta'   => array(
+						'title'  => esc_html__('This Month', 'event_espresso'),
+						'target' => '',
+						'class'  => $this->menu_class,
+					),
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addRegistrationOverviewThisMonthApproved()
+	{
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_registrations',
+				'ee_admin_bar_menu_espresso-toolbar-registrations-month-approved'
+			)
+		) {
+			$this->admin_bar->add_menu(
+				array(
+					'id'     => 'espresso-toolbar-registrations-month-approved',
+					'parent' => 'espresso-toolbar-registrations',
+					'title'  => '<span class="ee-toolbar-icon"></span>'
+								. esc_html__('Approved', 'event_espresso'),
+					'href'   => EEH_URL::add_query_args_and_nonce(
+						array(
+							'action'      => 'default',
+							'status'      => 'month',
+							'_reg_status' => EEM_Registration::status_id_approved,
+						),
+						$this->reg_admin_url
+					),
+					'meta'   => array(
+						'title'  => esc_html__('Approved', 'event_espresso'),
+						'target' => '',
+						'class'  => $this->menu_class . ' ee-toolbar-icon-approved',
+					),
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addRegistrationOverviewThisMonthPending()
+	{
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_registrations',
+				'ee_admin_bar_menu_espresso-toolbar-registrations-month-pending'
+			)
+		) {
+			$this->admin_bar->add_menu(
+				array(
+					'id'     => 'espresso-toolbar-registrations-month-pending',
+					'parent' => 'espresso-toolbar-registrations',
+					'title'  => '<span class="ee-toolbar-icon"></span>'
+								. esc_html__('Pending', 'event_espresso'),
+					'href'   => EEH_URL::add_query_args_and_nonce(
+						array(
+							'action'      => 'default',
+							'status'      => 'month',
+							'_reg_status' => EEM_Registration::status_id_pending_payment,
+						),
+						$this->reg_admin_url
+					),
+					'meta'   => array(
+						'title'  => esc_html__('Pending', 'event_espresso'),
+						'target' => '',
+						'class'  => $this->menu_class . ' ee-toolbar-icon-pending',
+					),
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addRegistrationOverviewThisMonthNotApproved()
+	{
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_registrations',
+				'ee_admin_bar_menu_espresso-toolbar-registrations-month-not-approved'
+			)
+		) {
+			$this->admin_bar->add_menu(
+				array(
+					'id'     => 'espresso-toolbar-registrations-month-not-approved',
+					'parent' => 'espresso-toolbar-registrations',
+					'title'  => '<span class="ee-toolbar-icon"></span>'
+								. esc_html__('Not Approved', 'event_espresso'),
+					'href'   => EEH_URL::add_query_args_and_nonce(
+						array(
+							'action'      => 'default',
+							'status'      => 'month',
+							'_reg_status' => EEM_Registration::status_id_not_approved,
+						),
+						$this->reg_admin_url
+					),
+					'meta'   => array(
+						'title'  => esc_html__('Not Approved', 'event_espresso'),
+						'target' => '',
+						'class'  => $this->menu_class . ' ee-toolbar-icon-not-approved',
+					),
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addRegistrationOverviewThisMonthCancelled()
+	{
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_registrations',
+				'ee_admin_bar_menu_espresso-toolbar-registrations-month-cancelled'
+			)
+		) {
+			$this->admin_bar->add_menu(
+				array(
+					'id'     => 'espresso-toolbar-registrations-month-cancelled',
+					'parent' => 'espresso-toolbar-registrations',
+					'title'  => '<span class="ee-toolbar-icon"></span>'
+								. esc_html__('Cancelled', 'event_espresso'),
+					'href'   => EEH_URL::add_query_args_and_nonce(
+						array(
+							'action'      => 'default',
+							'status'      => 'month',
+							'_reg_status' => EEM_Registration::status_id_cancelled,
+						),
+						$this->reg_admin_url
+					),
+					'meta'   => array(
+						'title'  => esc_html__('Cancelled', 'event_espresso'),
+						'target' => '',
+						'class'  => $this->menu_class . ' ee-toolbar-icon-cancelled',
+					),
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	private function addExtensionsAndServices()
+	{
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_ee',
+				'ee_admin_bar_menu_espresso-toolbar-extensions-and-services'
+			)
+		) {
+			$this->admin_bar->add_menu(
+				array(
+					'id'     => 'espresso-toolbar-extensions-and-services',
+					'parent' => 'espresso-toolbar',
+					'title'  => '<span class="ee-toolbar-icon"></span>'
+								. esc_html__('Extensions & Services', 'event_espresso'),
+					'href'   => admin_url('admin.php?page=espresso_packages'),
+					'meta'   => array(
+						'title'  => esc_html__('Extensions & Services', 'event_espresso'),
+						'target' => '',
+						'class'  => $this->menu_class,
+					),
+				)
+			);
+		}
+	}
 
 }

core/exceptions/InvalidEntityException.php

Indentation +27 added lines, -27 removed lines

@@ -3,7 +3,7 @@ 
 namespace EventEspresso\core\exceptions;
 
 if (! defined('EVENT_ESPRESSO_VERSION')) {
-    exit('No direct script access allowed');
+	exit('No direct script access allowed');
 }
 
 
@@ -18,32 +18,32 @@ 
 class InvalidEntityException extends \InvalidArgumentException
 {
 
-    /**
-     * InvalidInterfaceException constructor.
-     *
-     * @param string     $actual   classname of what we got
-     * @param string     $expected classname of the entity we wanted
-     * @param string     $message
-     * @param int        $code
-     * @param \Exception $previous
-     */
-    public function __construct($actual, $expected, $message = '', $code = 0, \Exception $previous = null)
-    {
-        if (empty($message)) {
-            $message = sprintf(
-                __(
-                    'The supplied entity is an instance of "%1$s", but an instance of "%2$s" was expected. Object: %3$s',
-                    'event_espresso'
-                ),
-                is_object($actual)
-                    ? get_class($actual)
-                    : gettype($actual),
-                $expected,
-                var_export($actual, true)
-            );
-        }
-        parent::__construct($message, $code, $previous);
-    }
+	/**
+	 * InvalidInterfaceException constructor.
+	 *
+	 * @param string     $actual   classname of what we got
+	 * @param string     $expected classname of the entity we wanted
+	 * @param string     $message
+	 * @param int        $code
+	 * @param \Exception $previous
+	 */
+	public function __construct($actual, $expected, $message = '', $code = 0, \Exception $previous = null)
+	{
+		if (empty($message)) {
+			$message = sprintf(
+				__(
+					'The supplied entity is an instance of "%1$s", but an instance of "%2$s" was expected. Object: %3$s',
+					'event_espresso'
+				),
+				is_object($actual)
+					? get_class($actual)
+					: gettype($actual),
+				$expected,
+				var_export($actual, true)
+			);
+		}
+		parent::__construct($message, $code, $previous);
+	}
 
 }
 // End of file InvalidEntityException.php

Spacing +1 added lines, -1 removed lines

@@ -2,7 +2,7 @@
 
 namespace EventEspresso\core\exceptions;
 
-if (! defined('EVENT_ESPRESSO_VERSION')) {
+if ( ! defined('EVENT_ESPRESSO_VERSION')) {
     exit('No direct script access allowed');
 }
 

core/libraries/shortcodes/EE_Venue_Shortcodes.lib.php

Doc Comments +1 added lines, -1 removed lines

@@ -157,7 +157,7 @@
     /**
      * This retrieves the EE_Venue from the available data object.
      *
-     * @return EE_Venue|null
+     * @return EE_Base_Class|null
      */
     private function _get_venue() {
 

Indentation +284 added lines, -284 removed lines

@@ -16,288 +16,288 @@
 {
 
 
-    /**
-     * Will hold the EE_Event if available
-     *
-     * @var EE_Event
-     */
-    protected $_event;
-
-    /**
-     * Will hold the EE_Venue if available
-     *
-     * @var EE_Venue
-     */
-    protected $_venue;
-
-
-    /**
-     * Initialize properties
-     */
-    protected function _init_props()
-    {
-        $this->label       = esc_html__('Venue Shortcodes', 'event_espresso');
-        $this->description = esc_html__('All shortcodes specific to venue related data', 'event_espresso');
-        $this->_shortcodes = array(
-            '[VENUE_TITLE]'             => esc_html__('The title for the event venue', 'event_espresso'),
-            '[VENUE_DESCRIPTION]'       => esc_html__('The description for the event venue', 'event_espresso'),
-            '[VENUE_URL]'               => esc_html__('A url to a webpage for the venue', 'event_espresso'),
-            '[VENUE_IMAGE]'             => esc_html__('An image representing the event venue', 'event_espresso'),
-            '[VENUE_PHONE]'             => esc_html__('The phone number for the venue', 'event_espresso'),
-            '[VENUE_ADDRESS]'           => esc_html__('The address for the venue', 'event_espresso'),
-            '[VENUE_ADDRESS2]'          => esc_html__('Address 2 for the venue', 'event_espresso'),
-            '[VENUE_CITY]'              => esc_html__('The city the venue is in', 'event_espresso'),
-            '[VENUE_STATE]'             => esc_html__('The state the venue is located in', 'event_espresso'),
-            '[VENUE_COUNTRY]'           => esc_html__('The country the venue is located in', 'event_espresso'),
-            '[VENUE_FORMATTED_ADDRESS]' => esc_html__(
-                'This just outputs the venue address in a semantic address format.',
-                'event_espresso'
-            ),
-            '[VENUE_ZIP]'               => esc_html__('The zip code for the venue address', 'event_espresso'),
-            '[VENUE_META_*]'            => esc_html__(
-                'This is a special dynamic shortcode. After the "*", add the exact name for your custom field, if there is a value set for that custom field within the venue then it will be output in place of this shortcode.', 
-                'event_espresso'
-            ),
-            '[GOOGLE_MAP_URL]'          => esc_html__(
-                'URL for the google map associated with the venue.', 
-                'event_espresso'
-            ),
-            '[GOOGLE_MAP_LINK]'         => esc_html__('Link to a google map for the venue', 'event_espresso'),
-            '[GOOGLE_MAP_IMAGE]'        => esc_html__('Google map for venue wrapped in image tags', 'event_espresso'),
-        );
-    }
-
-
-    /**
-     * Parse incoming shortcode
-     * @param string $shortcode
-     * @return string
-     */
-    protected function _parser($shortcode)
-    {
-        $this->_venue = $this->_get_venue();
-        //If there is no venue object by now then get out.
-        if ( ! $this->_venue instanceof EE_Venue )
-            return '';
-
-        switch ($shortcode) {
-            case '[VENUE_TITLE]':
-                return $this->_venue('title');
-                break;
-
-            case '[VENUE_DESCRIPTION]':
-                return $this->_venue('description');
-                break;
-
-            case '[VENUE_URL]':
-                return $this->_venue('url');
-                break;
-
-            case '[VENUE_IMAGE]':
-                return $this->_venue('image');
-                break;
-
-            case '[VENUE_PHONE]':
-                return $this->_venue('phone');
-                break;
-
-            case '[VENUE_ADDRESS]':
-                return $this->_venue('address');
-                break;
-
-            case '[VENUE_ADDRESS2]':
-                return $this->_venue('address2');
-                break;
-
-            case '[VENUE_CITY]':
-                return $this->_venue('city');
-                break;
-
-            case '[VENUE_COUNTRY]':
-                return $this->_venue('country');
-                break;
-
-            case '[VENUE_STATE]':
-                return $this->_venue('state');
-                break;
-
-            case '[VENUE_ZIP]':
-                return $this->_venue('zip');
-                break;
-
-            case '[VENUE_FORMATTED_ADDRESS]':
-                return $this->_venue('formatted_address');
-                break;
-
-            case '[GOOGLE_MAP_URL]':
-                return $this->_venue('gmap_url');
-                break;
-
-            case '[GOOGLE_MAP_LINK]':
-                return $this->_venue('gmap_link');
-                break;
-
-            case '[GOOGLE_MAP_IMAGE]':
-                return $this->_venue('gmap_link_img');
-                break;
-
-        }
-
-        if ( strpos( $shortcode, '[VENUE_META_*' ) !== false ) {
-            $shortcode = str_replace( '[VENUE_META_*', '', $shortcode );
-            $shortcode = trim( str_replace( ']', '', $shortcode ) );
-
-            //pull the meta value from the venue post
-            $venue_meta = $this->_venue->get_post_meta( $shortcode, true );
-
-            return ! empty( $venue_meta ) ? $venue_meta : '';
-
-        }
-    }
-    /**
-     * This retrieves the EE_Venue from the available data object.
-     *
-     * @return EE_Venue|null
-     */
-    private function _get_venue() {
-
-        //we need the EE_Event object to get the venue.
-        $this->_event = $this->_data instanceof EE_Event ? $this->_data : null;
-
-        //if no event, then let's see if there is a reg_obj.  If there IS, then we'll try and grab the event from the reg_obj instead.
-        if (empty($this->_event)) {
-            $aee = $this->_data instanceof EE_Messages_Addressee ? $this->_data : null;
-            $aee = $this->_extra_data instanceof EE_Messages_Addressee ? $this->_extra_data : $aee;
-
-            $this->_event = $aee instanceof EE_Messages_Addressee && $aee->reg_obj instanceof EE_Registration ? $aee->reg_obj->event() : null;
-
-            //if still empty do we have a ticket data item?
-            $this->_event = empty($this->_event)
-                            && $this->_data instanceof EE_Ticket
-                            && $this->_extra_data['data'] instanceof EE_Messages_Addressee
-                ? $this->_extra_data['data']->tickets[$this->_data->ID()]['EE_Event']
-                : $this->_event;
-
-            //if STILL empty event, let's try to get the first event in the list of events via EE_Messages_Addressee and use that.
-            $event        = $aee instanceof EE_Messages_Addressee ? reset($aee->events) : array();
-            $this->_event = empty($this->_event) && ! empty($events) ? $event : $this->_event;
-        }
-
-        //If we have an event object use it to pull the venue.
-        if ($this->_event instanceof EE_Event) {
-            return $this->_event->get_first_related('Venue');
-        } 
-
-        return null;
-    }
-
-    /**
-     * This retrieves the specified venue information
-     *
-     * @param string $field  What Venue field to retrieve
-     * @return string What was retrieved!
-     * @throws EE_Error
-     * @throws \EventEspresso\core\exceptions\EntityNotFoundException
-     */
-    private function _venue($field)
-    {
-
-        if (empty($this->_venue)) {
-            return '';
-        } //no venue so get out.
-
-        switch ($field) {
-            case 'title':
-                return $this->_venue->get('VNU_name');
-                break;
-
-            case 'description':
-                return $this->_venue->get('VNU_desc');
-                break;
-
-            case 'url':
-                $url = $this->_venue->get('VNU_url');
-                return empty($url) ? $this->_venue->get_permalink() : $url;
-                break;
-
-            case 'image':
-                return '<img src="' . $this->_venue->feature_image_url(array(200, 200,))
-                       . '" alt="' . sprintf(
-                           esc_attr__('%s Feature Image', 'event_espresso'),
-                           $this->_venue->get('VNU_name')
-                       ) . '" />';
-                break;
-
-            case 'phone':
-                return $this->_venue->get('VNU_phone');
-                break;
-
-            case 'address':
-                return $this->_venue->get('VNU_address');
-                break;
-
-            case 'address2':
-                return $this->_venue->get('VNU_address2');
-                break;
-
-            case 'city':
-                return $this->_venue->get('VNU_city');
-                break;
-
-            case 'state':
-                $state = $this->_venue->state_obj();
-                return is_object($state) ? $state->get('STA_name') : '';
-                break;
-
-            case 'country':
-                $country = $this->_venue->country_obj();
-                return is_object($country) ? $country->get('CNT_name') : '';
-                break;
-
-            case 'zip':
-                return $this->_venue->get('VNU_zip');
-                break;
-
-            case 'formatted_address':
-                return EEH_Address::format($this->_venue);
-                break;
-
-            case 'gmap_link':
-            case 'gmap_url':
-            case 'gmap_link_img':
-                $atts = $this->get_map_attributes($this->_venue, $field);
-                return EEH_Maps::google_map_link($atts);
-                break;
-        }
-        return '';
-    }
-
-
-    /**
-     * Generates the attributes for retrieving a google_map artifact.
-     * @param EE_Venue $venue
-     * @param string   $field
-     * @return array
-     * @throws EE_Error
-     */
-    protected function get_map_attributes(EE_Venue $venue, $field = 'gmap_link')
-    {
-        $state   = $venue->state_obj();
-        $country = $venue->country_obj();
-        $atts    = array(
-            'id'      => $venue->ID(),
-            'address' => $venue->get('VNU_address'),
-            'city'    => $venue->get('VNU_city'),
-            'state'   => is_object($state) ? $state->get('STA_name') : '',
-            'zip'     => $venue->get('VNU_zip'),
-            'country' => is_object($country) ? $country->get('CNT_name') : '',
-            'type'    => $field === 'gmap_link' ? 'url' : 'map',
-            'map_w'   => 200,
-            'map_h'   => 200,
-        );
-        if ($field === 'gmap_url') {
-            $atts['type'] = 'url_only';
-        }
-        return $atts;
-    }
+	/**
+	 * Will hold the EE_Event if available
+	 *
+	 * @var EE_Event
+	 */
+	protected $_event;
+
+	/**
+	 * Will hold the EE_Venue if available
+	 *
+	 * @var EE_Venue
+	 */
+	protected $_venue;
+
+
+	/**
+	 * Initialize properties
+	 */
+	protected function _init_props()
+	{
+		$this->label       = esc_html__('Venue Shortcodes', 'event_espresso');
+		$this->description = esc_html__('All shortcodes specific to venue related data', 'event_espresso');
+		$this->_shortcodes = array(
+			'[VENUE_TITLE]'             => esc_html__('The title for the event venue', 'event_espresso'),
+			'[VENUE_DESCRIPTION]'       => esc_html__('The description for the event venue', 'event_espresso'),
+			'[VENUE_URL]'               => esc_html__('A url to a webpage for the venue', 'event_espresso'),
+			'[VENUE_IMAGE]'             => esc_html__('An image representing the event venue', 'event_espresso'),
+			'[VENUE_PHONE]'             => esc_html__('The phone number for the venue', 'event_espresso'),
+			'[VENUE_ADDRESS]'           => esc_html__('The address for the venue', 'event_espresso'),
+			'[VENUE_ADDRESS2]'          => esc_html__('Address 2 for the venue', 'event_espresso'),
+			'[VENUE_CITY]'              => esc_html__('The city the venue is in', 'event_espresso'),
+			'[VENUE_STATE]'             => esc_html__('The state the venue is located in', 'event_espresso'),
+			'[VENUE_COUNTRY]'           => esc_html__('The country the venue is located in', 'event_espresso'),
+			'[VENUE_FORMATTED_ADDRESS]' => esc_html__(
+				'This just outputs the venue address in a semantic address format.',
+				'event_espresso'
+			),
+			'[VENUE_ZIP]'               => esc_html__('The zip code for the venue address', 'event_espresso'),
+			'[VENUE_META_*]'            => esc_html__(
+				'This is a special dynamic shortcode. After the "*", add the exact name for your custom field, if there is a value set for that custom field within the venue then it will be output in place of this shortcode.', 
+				'event_espresso'
+			),
+			'[GOOGLE_MAP_URL]'          => esc_html__(
+				'URL for the google map associated with the venue.', 
+				'event_espresso'
+			),
+			'[GOOGLE_MAP_LINK]'         => esc_html__('Link to a google map for the venue', 'event_espresso'),
+			'[GOOGLE_MAP_IMAGE]'        => esc_html__('Google map for venue wrapped in image tags', 'event_espresso'),
+		);
+	}
+
+
+	/**
+	 * Parse incoming shortcode
+	 * @param string $shortcode
+	 * @return string
+	 */
+	protected function _parser($shortcode)
+	{
+		$this->_venue = $this->_get_venue();
+		//If there is no venue object by now then get out.
+		if ( ! $this->_venue instanceof EE_Venue )
+			return '';
+
+		switch ($shortcode) {
+			case '[VENUE_TITLE]':
+				return $this->_venue('title');
+				break;
+
+			case '[VENUE_DESCRIPTION]':
+				return $this->_venue('description');
+				break;
+
+			case '[VENUE_URL]':
+				return $this->_venue('url');
+				break;
+
+			case '[VENUE_IMAGE]':
+				return $this->_venue('image');
+				break;
+
+			case '[VENUE_PHONE]':
+				return $this->_venue('phone');
+				break;
+
+			case '[VENUE_ADDRESS]':
+				return $this->_venue('address');
+				break;
+
+			case '[VENUE_ADDRESS2]':
+				return $this->_venue('address2');
+				break;
+
+			case '[VENUE_CITY]':
+				return $this->_venue('city');
+				break;
+
+			case '[VENUE_COUNTRY]':
+				return $this->_venue('country');
+				break;
+
+			case '[VENUE_STATE]':
+				return $this->_venue('state');
+				break;
+
+			case '[VENUE_ZIP]':
+				return $this->_venue('zip');
+				break;
+
+			case '[VENUE_FORMATTED_ADDRESS]':
+				return $this->_venue('formatted_address');
+				break;
+
+			case '[GOOGLE_MAP_URL]':
+				return $this->_venue('gmap_url');
+				break;
+
+			case '[GOOGLE_MAP_LINK]':
+				return $this->_venue('gmap_link');
+				break;
+
+			case '[GOOGLE_MAP_IMAGE]':
+				return $this->_venue('gmap_link_img');
+				break;
+
+		}
+
+		if ( strpos( $shortcode, '[VENUE_META_*' ) !== false ) {
+			$shortcode = str_replace( '[VENUE_META_*', '', $shortcode );
+			$shortcode = trim( str_replace( ']', '', $shortcode ) );
+
+			//pull the meta value from the venue post
+			$venue_meta = $this->_venue->get_post_meta( $shortcode, true );
+
+			return ! empty( $venue_meta ) ? $venue_meta : '';
+
+		}
+	}
+	/**
+	 * This retrieves the EE_Venue from the available data object.
+	 *
+	 * @return EE_Venue|null
+	 */
+	private function _get_venue() {
+
+		//we need the EE_Event object to get the venue.
+		$this->_event = $this->_data instanceof EE_Event ? $this->_data : null;
+
+		//if no event, then let's see if there is a reg_obj.  If there IS, then we'll try and grab the event from the reg_obj instead.
+		if (empty($this->_event)) {
+			$aee = $this->_data instanceof EE_Messages_Addressee ? $this->_data : null;
+			$aee = $this->_extra_data instanceof EE_Messages_Addressee ? $this->_extra_data : $aee;
+
+			$this->_event = $aee instanceof EE_Messages_Addressee && $aee->reg_obj instanceof EE_Registration ? $aee->reg_obj->event() : null;
+
+			//if still empty do we have a ticket data item?
+			$this->_event = empty($this->_event)
+							&& $this->_data instanceof EE_Ticket
+							&& $this->_extra_data['data'] instanceof EE_Messages_Addressee
+				? $this->_extra_data['data']->tickets[$this->_data->ID()]['EE_Event']
+				: $this->_event;
+
+			//if STILL empty event, let's try to get the first event in the list of events via EE_Messages_Addressee and use that.
+			$event        = $aee instanceof EE_Messages_Addressee ? reset($aee->events) : array();
+			$this->_event = empty($this->_event) && ! empty($events) ? $event : $this->_event;
+		}
+
+		//If we have an event object use it to pull the venue.
+		if ($this->_event instanceof EE_Event) {
+			return $this->_event->get_first_related('Venue');
+		} 
+
+		return null;
+	}
+
+	/**
+	 * This retrieves the specified venue information
+	 *
+	 * @param string $field  What Venue field to retrieve
+	 * @return string What was retrieved!
+	 * @throws EE_Error
+	 * @throws \EventEspresso\core\exceptions\EntityNotFoundException
+	 */
+	private function _venue($field)
+	{
+
+		if (empty($this->_venue)) {
+			return '';
+		} //no venue so get out.
+
+		switch ($field) {
+			case 'title':
+				return $this->_venue->get('VNU_name');
+				break;
+
+			case 'description':
+				return $this->_venue->get('VNU_desc');
+				break;
+
+			case 'url':
+				$url = $this->_venue->get('VNU_url');
+				return empty($url) ? $this->_venue->get_permalink() : $url;
+				break;
+
+			case 'image':
+				return '<img src="' . $this->_venue->feature_image_url(array(200, 200,))
+					   . '" alt="' . sprintf(
+						   esc_attr__('%s Feature Image', 'event_espresso'),
+						   $this->_venue->get('VNU_name')
+					   ) . '" />';
+				break;
+
+			case 'phone':
+				return $this->_venue->get('VNU_phone');
+				break;
+
+			case 'address':
+				return $this->_venue->get('VNU_address');
+				break;
+
+			case 'address2':
+				return $this->_venue->get('VNU_address2');
+				break;
+
+			case 'city':
+				return $this->_venue->get('VNU_city');
+				break;
+
+			case 'state':
+				$state = $this->_venue->state_obj();
+				return is_object($state) ? $state->get('STA_name') : '';
+				break;
+
+			case 'country':
+				$country = $this->_venue->country_obj();
+				return is_object($country) ? $country->get('CNT_name') : '';
+				break;
+
+			case 'zip':
+				return $this->_venue->get('VNU_zip');
+				break;
+
+			case 'formatted_address':
+				return EEH_Address::format($this->_venue);
+				break;
+
+			case 'gmap_link':
+			case 'gmap_url':
+			case 'gmap_link_img':
+				$atts = $this->get_map_attributes($this->_venue, $field);
+				return EEH_Maps::google_map_link($atts);
+				break;
+		}
+		return '';
+	}
+
+
+	/**
+	 * Generates the attributes for retrieving a google_map artifact.
+	 * @param EE_Venue $venue
+	 * @param string   $field
+	 * @return array
+	 * @throws EE_Error
+	 */
+	protected function get_map_attributes(EE_Venue $venue, $field = 'gmap_link')
+	{
+		$state   = $venue->state_obj();
+		$country = $venue->country_obj();
+		$atts    = array(
+			'id'      => $venue->ID(),
+			'address' => $venue->get('VNU_address'),
+			'city'    => $venue->get('VNU_city'),
+			'state'   => is_object($state) ? $state->get('STA_name') : '',
+			'zip'     => $venue->get('VNU_zip'),
+			'country' => is_object($country) ? $country->get('CNT_name') : '',
+			'type'    => $field === 'gmap_link' ? 'url' : 'map',
+			'map_w'   => 200,
+			'map_h'   => 200,
+		);
+		if ($field === 'gmap_url') {
+			$atts['type'] = 'url_only';
+		}
+		return $atts;
+	}
 }

Spacing +9 added lines, -9 removed lines

@@ -77,7 +77,7 @@ 
     {
         $this->_venue = $this->_get_venue();
         //If there is no venue object by now then get out.
-        if ( ! $this->_venue instanceof EE_Venue )
+        if ( ! $this->_venue instanceof EE_Venue)
             return '';
 
         switch ($shortcode) {
@@ -143,14 +143,14 @@ 
 
         }
 
-        if ( strpos( $shortcode, '[VENUE_META_*' ) !== false ) {
-            $shortcode = str_replace( '[VENUE_META_*', '', $shortcode );
-            $shortcode = trim( str_replace( ']', '', $shortcode ) );
+        if (strpos($shortcode, '[VENUE_META_*') !== false) {
+            $shortcode = str_replace('[VENUE_META_*', '', $shortcode);
+            $shortcode = trim(str_replace(']', '', $shortcode));
 
             //pull the meta value from the venue post
-            $venue_meta = $this->_venue->get_post_meta( $shortcode, true );
+            $venue_meta = $this->_venue->get_post_meta($shortcode, true);
 
-            return ! empty( $venue_meta ) ? $venue_meta : '';
+            return ! empty($venue_meta) ? $venue_meta : '';
 
         }
     }
@@ -221,11 +221,11 @@ 
                 break;
 
             case 'image':
-                return '<img src="' . $this->_venue->feature_image_url(array(200, 200,))
-                       . '" alt="' . sprintf(
+                return '<img src="'.$this->_venue->feature_image_url(array(200, 200,))
+                       . '" alt="'.sprintf(
                            esc_attr__('%s Feature Image', 'event_espresso'),
                            $this->_venue->get('VNU_name')
-                       ) . '" />';
+                       ).'" />';
                 break;
 
             case 'phone':

Braces +3 added lines, -2 removed lines

@@ -77,8 +77,9 @@
     {
         $this->_venue = $this->_get_venue();
         //If there is no venue object by now then get out.
-        if ( ! $this->_venue instanceof EE_Venue )
-            return '';
+        if ( ! $this->_venue instanceof EE_Venue ) {
+                    return '';
+        }
 
         switch ($shortcode) {
             case '[VENUE_TITLE]':

core/EE_System.core.php

Spacing +22 added lines, -22 removed lines

@@ -132,7 +132,7 @@ 
         EE_Maintenance_Mode $maintenance_mode = null
     ) {
         // check if class object is instantiated
-        if (! self::$_instance instanceof EE_System) {
+        if ( ! self::$_instance instanceof EE_System) {
             self::$_instance = new self($registry, $loader, $capabilities, $request, $maintenance_mode);
         }
         return self::$_instance;
@@ -299,7 +299,7 @@ 
     {
         // set autoloaders for all of the classes implementing EEI_Plugin_API
         // which provide helpers for EE plugin authors to more easily register certain components with EE.
-        EEH_Autoloader::instance()->register_autoloaders_for_each_file_in_folder(EE_LIBRARIES . 'plugin_api');
+        EEH_Autoloader::instance()->register_autoloaders_for_each_file_in_folder(EE_LIBRARIES.'plugin_api');
     }
 
 
@@ -336,7 +336,7 @@ 
                 && in_array($_GET['action'], array('activate', 'activate-selected'), true)
             )
         ) {
-            include_once EE_THIRD_PARTY . 'wp-api-basic-auth' . DS . 'basic-auth.php';
+            include_once EE_THIRD_PARTY.'wp-api-basic-auth'.DS.'basic-auth.php';
         }
         do_action('AHEE__EE_System__load_espresso_addons__complete');
     }
@@ -444,11 +444,11 @@ 
     private function fix_espresso_db_upgrade_option($espresso_db_update = null)
     {
         do_action('FHEE__EE_System__manage_fix_espresso_db_upgrade_option__begin', $espresso_db_update);
-        if (! $espresso_db_update) {
+        if ( ! $espresso_db_update) {
             $espresso_db_update = get_option('espresso_db_update');
         }
         // check that option is an array
-        if (! is_array($espresso_db_update)) {
+        if ( ! is_array($espresso_db_update)) {
             // if option is FALSE, then it never existed
             if ($espresso_db_update === false) {
                 // make $espresso_db_update an array and save option with autoload OFF
@@ -553,7 +553,7 @@ 
      */
     public function update_list_of_installed_versions($version_history = null, $current_version_to_add = null)
     {
-        if (! $version_history) {
+        if ( ! $version_history) {
             $version_history = $this->fix_espresso_db_upgrade_option($version_history);
         }
         if ($current_version_to_add === null) {
@@ -651,7 +651,7 @@ 
         if ($activation_history_for_addon) {
             //it exists, so this isn't a completely new install
             //check if this version already in that list of previously installed versions
-            if (! isset($activation_history_for_addon[$version_to_upgrade_to])) {
+            if ( ! isset($activation_history_for_addon[$version_to_upgrade_to])) {
                 //it a version we haven't seen before
                 if ($version_is_higher === 1) {
                     $req_type = EE_System::req_type_upgrade;
@@ -731,7 +731,7 @@ 
             foreach ($activation_history as $version => $times_activated) {
                 //check there is a record of when this version was activated. Otherwise,
                 //mark it as unknown
-                if (! $times_activated) {
+                if ( ! $times_activated) {
                     $times_activated = array('unknown-date');
                 }
                 if (is_string($times_activated)) {
@@ -831,7 +831,7 @@ 
     private function _parse_model_names()
     {
         //get all the files in the EE_MODELS folder that end in .model.php
-        $models = glob(EE_MODELS . '*.model.php');
+        $models = glob(EE_MODELS.'*.model.php');
         $model_names = array();
         $non_abstract_db_models = array();
         foreach ($models as $model) {
@@ -861,8 +861,8 @@ 
      */
     private function _maybe_brew_regular()
     {
-        if ((! defined('EE_DECAF') || EE_DECAF !== true) && is_readable(EE_CAFF_PATH . 'brewing_regular.php')) {
-            require_once EE_CAFF_PATH . 'brewing_regular.php';
+        if (( ! defined('EE_DECAF') || EE_DECAF !== true) && is_readable(EE_CAFF_PATH.'brewing_regular.php')) {
+            require_once EE_CAFF_PATH.'brewing_regular.php';
         }
     }
 
@@ -910,17 +910,17 @@ 
         $class_names = EEH_Class_Tools::get_class_names_for_all_callbacks_on_hook(
             'AHEE__EE_System__register_shortcodes_modules_and_addons'
         );
-        if (! empty($class_names)) {
+        if ( ! empty($class_names)) {
             $msg = __(
                 'The following plugins, addons, or modules appear to be incompatible with this version of Event Espresso and were automatically deactivated to avoid fatal errors:',
                 'event_espresso'
             );
             $msg .= '<ul>';
             foreach ($class_names as $class_name) {
-                $msg .= '<li><b>Event Espresso - ' . str_replace(
+                $msg .= '<li><b>Event Espresso - '.str_replace(
                         array('EE_', 'EEM_', 'EED_', 'EES_', 'EEW_'), '',
                         $class_name
-                    ) . '</b></li>';
+                    ).'</b></li>';
             }
             $msg .= '</ul>';
             $msg .= __(
@@ -991,7 +991,7 @@ 
     private function _deactivate_incompatible_addons()
     {
         $incompatible_addons = get_option('ee_incompatible_addons', array());
-        if (! empty($incompatible_addons)) {
+        if ( ! empty($incompatible_addons)) {
             $active_plugins = get_option('active_plugins', array());
             foreach ($active_plugins as $active_plugin) {
                 foreach ($incompatible_addons as $incompatible_addon) {
@@ -1052,10 +1052,10 @@ 
     {
         do_action('AHEE__EE_System__load_controllers__start');
         // let's get it started
-        if (! is_admin() && ! $this->maintenance_mode->level()) {
+        if ( ! is_admin() && ! $this->maintenance_mode->level()) {
             do_action('AHEE__EE_System__load_controllers__load_front_controllers');
             $this->loader->getShared('EE_Front_Controller');
-        } else if (! EE_FRONT_AJAX) {
+        } else if ( ! EE_FRONT_AJAX) {
             do_action('AHEE__EE_System__load_controllers__load_admin_controllers');
             $this->loader->getShared('EE_Admin');
         }
@@ -1076,8 +1076,8 @@ 
         $this->loader->getShared('EE_Session');
         do_action('AHEE__EE_System__core_loaded_and_ready');
         // load_espresso_template_tags
-        if (is_readable(EE_PUBLIC . 'template_tags.php')) {
-            require_once(EE_PUBLIC . 'template_tags.php');
+        if (is_readable(EE_PUBLIC.'template_tags.php')) {
+            require_once(EE_PUBLIC.'template_tags.php');
         }
         do_action('AHEE__EE_System__set_hooks_for_shortcodes_modules_and_addons');
         $this->loader->getShared('EventEspresso\core\services\assets\Registry');
@@ -1139,13 +1139,13 @@ 
     public static function do_not_cache()
     {
         // set no cache constants
-        if (! defined('DONOTCACHEPAGE')) {
+        if ( ! defined('DONOTCACHEPAGE')) {
             define('DONOTCACHEPAGE', true);
         }
-        if (! defined('DONOTCACHCEOBJECT')) {
+        if ( ! defined('DONOTCACHCEOBJECT')) {
             define('DONOTCACHCEOBJECT', true);
         }
-        if (! defined('DONOTCACHEDB')) {
+        if ( ! defined('DONOTCACHEDB')) {
             define('DONOTCACHEDB', true);
         }
         // add no cache headers

Indentation +1182 added lines, -1182 removed lines

@@ -21,1188 +21,1188 @@
 {
 
 
-    /**
-     * indicates this is a 'normal' request. Ie, not activation, nor upgrade, nor activation.
-     * So examples of this would be a normal GET request on the frontend or backend, or a POST, etc
-     */
-    const req_type_normal = 0;
-
-    /**
-     * Indicates this is a brand new installation of EE so we should install
-     * tables and default data etc
-     */
-    const req_type_new_activation = 1;
-
-    /**
-     * we've detected that EE has been reactivated (or EE was activated during maintenance mode,
-     * and we just exited maintenance mode). We MUST check the database is setup properly
-     * and that default data is setup too
-     */
-    const req_type_reactivation = 2;
-
-    /**
-     * indicates that EE has been upgraded since its previous request.
-     * We may have data migration scripts to call and will want to trigger maintenance mode
-     */
-    const req_type_upgrade = 3;
-
-    /**
-     * TODO  will detect that EE has been DOWNGRADED. We probably don't want to run in this case...
-     */
-    const req_type_downgrade = 4;
-
-    /**
-     * @deprecated since version 4.6.0.dev.006
-     * Now whenever a new_activation is detected the request type is still just
-     * new_activation (same for reactivation, upgrade, downgrade etc), but if we'r ein maintenance mode
-     * EE_System::initialize_db_if_no_migrations_required and EE_Addon::initialize_db_if_no_migrations_required
-     * will instead enqueue that EE plugin's db initialization for when we're taken out of maintenance mode.
-     * (Specifically, when the migration manager indicates migrations are finished
-     * EE_Data_Migration_Manager::initialize_db_for_enqueued_ee_plugins() will be called)
-     */
-    const req_type_activation_but_not_installed = 5;
-
-    /**
-     * option prefix for recording the activation history (like core's "espresso_db_update") of addons
-     */
-    const addon_activation_history_option_prefix = 'ee_addon_activation_history_';
-
-
-    /**
-     * @var EE_System $_instance
-     */
-    private static $_instance;
-
-    /**
-     * @var EE_Registry $registry
-     */
-    private $registry;
-
-    /**
-     * @var LoaderInterface $loader
-     */
-    private $loader;
-
-    /**
-     * @var EE_Capabilities $capabilities
-     */
-    private $capabilities;
-
-    /**
-     * @var EE_Request $request
-     */
-    private $request;
-
-    /**
-     * @var EE_Maintenance_Mode $maintenance_mode
-     */
-    private $maintenance_mode;
-
-    /**
-     * Stores which type of request this is, options being one of the constants on EE_System starting with req_type_*.
-     * It can be a brand-new activation, a reactivation, an upgrade, a downgrade, or a normal request.
-     *
-     * @var int $_req_type
-     */
-    private $_req_type;
-
-    /**
-     * Whether or not there was a non-micro version change in EE core version during this request
-     *
-     * @var boolean $_major_version_change
-     */
-    private $_major_version_change = false;
-
-
-
-    /**
-     * @singleton method used to instantiate class object
-     * @param EE_Registry|null         $registry
-     * @param LoaderInterface|null     $loader
-     * @param EE_Capabilities|null     $capabilities
-     * @param EE_Request|null          $request
-     * @param EE_Maintenance_Mode|null $maintenance_mode
-     * @return EE_System
-     */
-    public static function instance(
-        EE_Registry $registry = null,
-        LoaderInterface $loader = null,
-        EE_Capabilities $capabilities = null,
-        EE_Request $request = null,
-        EE_Maintenance_Mode $maintenance_mode = null
-    ) {
-        // check if class object is instantiated
-        if (! self::$_instance instanceof EE_System) {
-            self::$_instance = new self($registry, $loader, $capabilities, $request, $maintenance_mode);
-        }
-        return self::$_instance;
-    }
-
-
-
-    /**
-     * resets the instance and returns it
-     *
-     * @return EE_System
-     */
-    public static function reset()
-    {
-        self::$_instance->_req_type = null;
-        //make sure none of the old hooks are left hanging around
-        remove_all_actions('AHEE__EE_System__perform_activations_upgrades_and_migrations');
-        //we need to reset the migration manager in order for it to detect DMSs properly
-        EE_Data_Migration_Manager::reset();
-        self::instance()->detect_activations_or_upgrades();
-        self::instance()->perform_activations_upgrades_and_migrations();
-        return self::instance();
-    }
-
-
-
-    /**
-     * sets hooks for running rest of system
-     * provides "AHEE__EE_System__construct__complete" hook for EE Addons to use as their starting point
-     * starting EE Addons from any other point may lead to problems
-     *
-     * @param EE_Registry         $registry
-     * @param LoaderInterface     $loader
-     * @param EE_Capabilities     $capabilities
-     * @param EE_Request          $request
-     * @param EE_Maintenance_Mode $maintenance_mode
-     */
-    private function __construct(
-        EE_Registry $registry,
-        LoaderInterface $loader,
-        EE_Capabilities $capabilities,
-        EE_Request $request,
-        EE_Maintenance_Mode $maintenance_mode
-    ) {
-        $this->registry = $registry;
-        $this->loader = $loader;
-        $this->capabilities = $capabilities;
-        $this->request = $request;
-        $this->maintenance_mode = $maintenance_mode;
-        do_action('AHEE__EE_System__construct__begin', $this);
-        add_action(
-            'AHEE__EE_Bootstrap__load_espresso_addons',
-            array($this, 'loadCapabilities'),
-            5
-        );
-        add_action(
-            'AHEE__EE_Bootstrap__load_espresso_addons',
-            array($this, 'loadCommandBus'),
-            7
-        );
-        add_action(
-            'AHEE__EE_Bootstrap__load_espresso_addons',
-            array($this, 'loadPluginApi'),
-            9
-        );
-        // allow addons to load first so that they can register autoloaders, set hooks for running DMS's, etc
-        add_action(
-            'AHEE__EE_Bootstrap__load_espresso_addons',
-            array($this, 'load_espresso_addons')
-        );
-        // when an ee addon is activated, we want to call the core hook(s) again
-        // because the newly-activated addon didn't get a chance to run at all
-        add_action('activate_plugin', array($this, 'load_espresso_addons'), 1);
-        // detect whether install or upgrade
-        add_action(
-            'AHEE__EE_Bootstrap__detect_activations_or_upgrades',
-            array($this, 'detect_activations_or_upgrades'),
-            3
-        );
-        // load EE_Config, EE_Textdomain, etc
-        add_action(
-            'AHEE__EE_Bootstrap__load_core_configuration',
-            array($this, 'load_core_configuration'),
-            5
-        );
-        // load EE_Config, EE_Textdomain, etc
-        add_action(
-            'AHEE__EE_Bootstrap__register_shortcodes_modules_and_widgets',
-            array($this, 'register_shortcodes_modules_and_widgets'),
-            7
-        );
-        // you wanna get going? I wanna get going... let's get going!
-        add_action(
-            'AHEE__EE_Bootstrap__brew_espresso',
-            array($this, 'brew_espresso'),
-            9
-        );
-        //other housekeeping
-        //exclude EE critical pages from wp_list_pages
-        add_filter(
-            'wp_list_pages_excludes',
-            array($this, 'remove_pages_from_wp_list_pages'),
-            10
-        );
-        // ALL EE Addons should use the following hook point to attach their initial setup too
-        // it's extremely important for EE Addons to register any class autoloaders so that they can be available when the EE_Config loads
-        do_action('AHEE__EE_System__construct__complete', $this);
-    }
-
-
-
-    /**
-     * load and setup EE_Capabilities
-     *
-     * @return void
-     * @throws EE_Error
-     */
-    public function loadCapabilities()
-    {
-        $this->loader->getShared('EE_Capabilities');
-        add_action(
-            'AHEE__EE_Capabilities__init_caps__before_initialization',
-            function() {
-                LoaderFactory::getLoader()->getShared('Payment_Method_Manager');
-            }
-        );
-    }
-
-
-
-    /**
-     * create and cache the CommandBus, and also add middleware
-     * The CapChecker middleware requires the use of EE_Capabilities
-     * which is why we need to load the CommandBus after Caps are set up
-     *
-     * @return void
-     * @throws EE_Error
-     */
-    public function loadCommandBus()
-    {
-        $this->loader->getShared(
-            'CommandBusInterface',
-            array(
-                null,
-                apply_filters(
-                    'FHEE__EE_Load_Espresso_Core__handle_request__CommandBus_middleware',
-                    array(
-                        $this->loader->getShared('EventEspresso\core\services\commands\middleware\CapChecker'),
-                        $this->loader->getShared('EventEspresso\core\services\commands\middleware\AddActionHook'),
-                    )
-                ),
-            )
-        );
-    }
-
-
-
-    /**
-     * @return void
-     * @throws EE_Error
-     */
-    public function loadPluginApi()
-    {
-        // set autoloaders for all of the classes implementing EEI_Plugin_API
-        // which provide helpers for EE plugin authors to more easily register certain components with EE.
-        EEH_Autoloader::instance()->register_autoloaders_for_each_file_in_folder(EE_LIBRARIES . 'plugin_api');
-    }
-
-
-
-    /**
-     * load_espresso_addons
-     * allow addons to load first so that they can set hooks for running DMS's, etc
-     * this is hooked into both:
-     *    'AHEE__EE_Bootstrap__load_core_configuration'
-     *        which runs during the WP 'plugins_loaded' action at priority 5
-     *    and the WP 'activate_plugin' hook point
-     *
-     * @access public
-     * @return void
-     * @throws EE_Error
-     */
-    public function load_espresso_addons()
-    {
-        do_action('AHEE__EE_System__load_espresso_addons');
-        //if the WP API basic auth plugin isn't already loaded, load it now.
-        //We want it for mobile apps. Just include the entire plugin
-        //also, don't load the basic auth when a plugin is getting activated, because
-        //it could be the basic auth plugin, and it doesn't check if its methods are already defined
-        //and causes a fatal error
-        if (
-            ! (
-                isset($_GET['activate'])
-                && $_GET['activate'] === 'true'
-            )
-            && ! function_exists('json_basic_auth_handler')
-            && ! function_exists('json_basic_auth_error')
-            && ! (
-                isset($_GET['action'])
-                && in_array($_GET['action'], array('activate', 'activate-selected'), true)
-            )
-        ) {
-            include_once EE_THIRD_PARTY . 'wp-api-basic-auth' . DS . 'basic-auth.php';
-        }
-        do_action('AHEE__EE_System__load_espresso_addons__complete');
-    }
-
-
-
-    /**
-     * detect_activations_or_upgrades
-     * Checks for activation or upgrade of core first;
-     * then also checks if any registered addons have been activated or upgraded
-     * This is hooked into 'AHEE__EE_Bootstrap__detect_activations_or_upgrades'
-     * which runs during the WP 'plugins_loaded' action at priority 3
-     *
-     * @access public
-     * @return void
-     */
-    public function detect_activations_or_upgrades()
-    {
-        //first off: let's make sure to handle core
-        $this->detect_if_activation_or_upgrade();
-        foreach ($this->registry->addons as $addon) {
-            if ($addon instanceof EE_Addon) {
-                //detect teh request type for that addon
-                $addon->detect_activation_or_upgrade();
-            }
-        }
-    }
-
-
-
-    /**
-     * detect_if_activation_or_upgrade
-     * Takes care of detecting whether this is a brand new install or code upgrade,
-     * and either setting up the DB or setting up maintenance mode etc.
-     *
-     * @access public
-     * @return void
-     */
-    public function detect_if_activation_or_upgrade()
-    {
-        do_action('AHEE__EE_System___detect_if_activation_or_upgrade__begin');
-        // check if db has been updated, or if its a brand-new installation
-        $espresso_db_update = $this->fix_espresso_db_upgrade_option();
-        $request_type = $this->detect_req_type($espresso_db_update);
-        //EEH_Debug_Tools::printr( $request_type, '$request_type', __FILE__, __LINE__ );
-        switch ($request_type) {
-            case EE_System::req_type_new_activation:
-                do_action('AHEE__EE_System__detect_if_activation_or_upgrade__new_activation');
-                $this->_handle_core_version_change($espresso_db_update);
-                break;
-            case EE_System::req_type_reactivation:
-                do_action('AHEE__EE_System__detect_if_activation_or_upgrade__reactivation');
-                $this->_handle_core_version_change($espresso_db_update);
-                break;
-            case EE_System::req_type_upgrade:
-                do_action('AHEE__EE_System__detect_if_activation_or_upgrade__upgrade');
-                //migrations may be required now that we've upgraded
-                $this->maintenance_mode->set_maintenance_mode_if_db_old();
-                $this->_handle_core_version_change($espresso_db_update);
-                //				echo "done upgrade";die;
-                break;
-            case EE_System::req_type_downgrade:
-                do_action('AHEE__EE_System__detect_if_activation_or_upgrade__downgrade');
-                //its possible migrations are no longer required
-                $this->maintenance_mode->set_maintenance_mode_if_db_old();
-                $this->_handle_core_version_change($espresso_db_update);
-                break;
-            case EE_System::req_type_normal:
-            default:
-                //				$this->_maybe_redirect_to_ee_about();
-                break;
-        }
-        do_action('AHEE__EE_System__detect_if_activation_or_upgrade__complete');
-    }
-
-
-
-    /**
-     * Updates the list of installed versions and sets hooks for
-     * initializing the database later during the request
-     *
-     * @param array $espresso_db_update
-     */
-    private function _handle_core_version_change($espresso_db_update)
-    {
-        $this->update_list_of_installed_versions($espresso_db_update);
-        //get ready to verify the DB is ok (provided we aren't in maintenance mode, of course)
-        add_action(
-            'AHEE__EE_System__perform_activations_upgrades_and_migrations',
-            array($this, 'initialize_db_if_no_migrations_required')
-        );
-    }
-
-
-
-    /**
-     * standardizes the wp option 'espresso_db_upgrade' which actually stores
-     * information about what versions of EE have been installed and activated,
-     * NOT necessarily the state of the database
-     *
-     * @param mixed $espresso_db_update the value of the WordPress option.
-     *                                            If not supplied, fetches it from the options table
-     * @return array the correct value of 'espresso_db_upgrade', after saving it, if it needed correction
-     */
-    private function fix_espresso_db_upgrade_option($espresso_db_update = null)
-    {
-        do_action('FHEE__EE_System__manage_fix_espresso_db_upgrade_option__begin', $espresso_db_update);
-        if (! $espresso_db_update) {
-            $espresso_db_update = get_option('espresso_db_update');
-        }
-        // check that option is an array
-        if (! is_array($espresso_db_update)) {
-            // if option is FALSE, then it never existed
-            if ($espresso_db_update === false) {
-                // make $espresso_db_update an array and save option with autoload OFF
-                $espresso_db_update = array();
-                add_option('espresso_db_update', $espresso_db_update, '', 'no');
-            } else {
-                // option is NOT FALSE but also is NOT an array, so make it an array and save it
-                $espresso_db_update = array($espresso_db_update => array());
-                update_option('espresso_db_update', $espresso_db_update);
-            }
-        } else {
-            $corrected_db_update = array();
-            //if IS an array, but is it an array where KEYS are version numbers, and values are arrays?
-            foreach ($espresso_db_update as $should_be_version_string => $should_be_array) {
-                if (is_int($should_be_version_string) && ! is_array($should_be_array)) {
-                    //the key is an int, and the value IS NOT an array
-                    //so it must be numerically-indexed, where values are versions installed...
-                    //fix it!
-                    $version_string = $should_be_array;
-                    $corrected_db_update[$version_string] = array('unknown-date');
-                } else {
-                    //ok it checks out
-                    $corrected_db_update[$should_be_version_string] = $should_be_array;
-                }
-            }
-            $espresso_db_update = $corrected_db_update;
-            update_option('espresso_db_update', $espresso_db_update);
-        }
-        do_action('FHEE__EE_System__manage_fix_espresso_db_upgrade_option__complete', $espresso_db_update);
-        return $espresso_db_update;
-    }
-
-
-
-    /**
-     * Does the traditional work of setting up the plugin's database and adding default data.
-     * If migration script/process did not exist, this is what would happen on every activation/reactivation/upgrade.
-     * NOTE: if we're in maintenance mode (which would be the case if we detect there are data
-     * migration scripts that need to be run and a version change happens), enqueues core for database initialization,
-     * so that it will be done when migrations are finished
-     *
-     * @param boolean $initialize_addons_too if true, we double-check addons' database tables etc too;
-     * @param boolean $verify_schema         if true will re-check the database tables have the correct schema.
-     *                                       This is a resource-intensive job
-     *                                       so we prefer to only do it when necessary
-     * @return void
-     * @throws EE_Error
-     */
-    public function initialize_db_if_no_migrations_required($initialize_addons_too = false, $verify_schema = true)
-    {
-        $request_type = $this->detect_req_type();
-        //only initialize system if we're not in maintenance mode.
-        if ($this->maintenance_mode->level() !== EE_Maintenance_Mode::level_2_complete_maintenance) {
-            update_option('ee_flush_rewrite_rules', true);
-            if ($verify_schema) {
-                EEH_Activation::initialize_db_and_folders();
-            }
-            EEH_Activation::initialize_db_content();
-            EEH_Activation::system_initialization();
-            if ($initialize_addons_too) {
-                $this->initialize_addons();
-            }
-        } else {
-            EE_Data_Migration_Manager::instance()->enqueue_db_initialization_for('Core');
-        }
-        if ($request_type === EE_System::req_type_new_activation
-            || $request_type === EE_System::req_type_reactivation
-            || (
-                $request_type === EE_System::req_type_upgrade
-                && $this->is_major_version_change()
-            )
-        ) {
-            add_action('AHEE__EE_System__initialize_last', array($this, 'redirect_to_about_ee'), 9);
-        }
-    }
-
-
-
-    /**
-     * Initializes the db for all registered addons
-     *
-     * @throws EE_Error
-     */
-    public function initialize_addons()
-    {
-        //foreach registered addon, make sure its db is up-to-date too
-        foreach ($this->registry->addons as $addon) {
-            if ($addon instanceof EE_Addon) {
-                $addon->initialize_db_if_no_migrations_required();
-            }
-        }
-    }
-
-
-
-    /**
-     * Adds the current code version to the saved wp option which stores a list of all ee versions ever installed.
-     *
-     * @param    array  $version_history
-     * @param    string $current_version_to_add version to be added to the version history
-     * @return    boolean success as to whether or not this option was changed
-     */
-    public function update_list_of_installed_versions($version_history = null, $current_version_to_add = null)
-    {
-        if (! $version_history) {
-            $version_history = $this->fix_espresso_db_upgrade_option($version_history);
-        }
-        if ($current_version_to_add === null) {
-            $current_version_to_add = espresso_version();
-        }
-        $version_history[$current_version_to_add][] = date('Y-m-d H:i:s', time());
-        // re-save
-        return update_option('espresso_db_update', $version_history);
-    }
-
-
-
-    /**
-     * Detects if the current version indicated in the has existed in the list of
-     * previously-installed versions of EE (espresso_db_update). Does NOT modify it (ie, no side-effect)
-     *
-     * @param array $espresso_db_update array from the wp option stored under the name 'espresso_db_update'.
-     *                                  If not supplied, fetches it from the options table.
-     *                                  Also, caches its result so later parts of the code can also know whether
-     *                                  there's been an update or not. This way we can add the current version to
-     *                                  espresso_db_update, but still know if this is a new install or not
-     * @return int one of the constants on EE_System::req_type_
-     */
-    public function detect_req_type($espresso_db_update = null)
-    {
-        if ($this->_req_type === null) {
-            $espresso_db_update = ! empty($espresso_db_update)
-                ? $espresso_db_update
-                : $this->fix_espresso_db_upgrade_option();
-            $this->_req_type = EE_System::detect_req_type_given_activation_history(
-                $espresso_db_update,
-                'ee_espresso_activation', espresso_version()
-            );
-            $this->_major_version_change = $this->_detect_major_version_change($espresso_db_update);
-        }
-        return $this->_req_type;
-    }
-
-
-
-    /**
-     * Returns whether or not there was a non-micro version change (ie, change in either
-     * the first or second number in the version. Eg 4.9.0.rc.001 to 4.10.0.rc.000,
-     * but not 4.9.0.rc.0001 to 4.9.1.rc.0001
-     *
-     * @param $activation_history
-     * @return bool
-     */
-    private function _detect_major_version_change($activation_history)
-    {
-        $previous_version = EE_System::_get_most_recently_active_version_from_activation_history($activation_history);
-        $previous_version_parts = explode('.', $previous_version);
-        $current_version_parts = explode('.', espresso_version());
-        return isset($previous_version_parts[0], $previous_version_parts[1], $current_version_parts[0], $current_version_parts[1])
-               && ($previous_version_parts[0] !== $current_version_parts[0]
-                   || $previous_version_parts[1] !== $current_version_parts[1]
-               );
-    }
-
-
-
-    /**
-     * Returns true if either the major or minor version of EE changed during this request.
-     * Eg 4.9.0.rc.001 to 4.10.0.rc.000, but not 4.9.0.rc.0001 to 4.9.1.rc.0001
-     *
-     * @return bool
-     */
-    public function is_major_version_change()
-    {
-        return $this->_major_version_change;
-    }
-
-
-
-    /**
-     * Determines the request type for any ee addon, given three piece of info: the current array of activation
-     * histories (for core that' 'espresso_db_update' wp option); the name of the WordPress option which is temporarily
-     * set upon activation of the plugin (for core it's 'ee_espresso_activation'); and the version that this plugin was
-     * just activated to (for core that will always be espresso_version())
-     *
-     * @param array  $activation_history_for_addon     the option's value which stores the activation history for this
-     *                                                 ee plugin. for core that's 'espresso_db_update'
-     * @param string $activation_indicator_option_name the name of the WordPress option that is temporarily set to
-     *                                                 indicate that this plugin was just activated
-     * @param string $version_to_upgrade_to            the version that was just upgraded to (for core that will be
-     *                                                 espresso_version())
-     * @return int one of the constants on EE_System::req_type_*
-     */
-    public static function detect_req_type_given_activation_history(
-        $activation_history_for_addon,
-        $activation_indicator_option_name,
-        $version_to_upgrade_to
-    ) {
-        $version_is_higher = self::_new_version_is_higher($activation_history_for_addon, $version_to_upgrade_to);
-        if ($activation_history_for_addon) {
-            //it exists, so this isn't a completely new install
-            //check if this version already in that list of previously installed versions
-            if (! isset($activation_history_for_addon[$version_to_upgrade_to])) {
-                //it a version we haven't seen before
-                if ($version_is_higher === 1) {
-                    $req_type = EE_System::req_type_upgrade;
-                } else {
-                    $req_type = EE_System::req_type_downgrade;
-                }
-                delete_option($activation_indicator_option_name);
-            } else {
-                // its not an update. maybe a reactivation?
-                if (get_option($activation_indicator_option_name, false)) {
-                    if ($version_is_higher === -1) {
-                        $req_type = EE_System::req_type_downgrade;
-                    } else if ($version_is_higher === 0) {
-                        //we've seen this version before, but it's an activation. must be a reactivation
-                        $req_type = EE_System::req_type_reactivation;
-                    } else {//$version_is_higher === 1
-                        $req_type = EE_System::req_type_upgrade;
-                    }
-                    delete_option($activation_indicator_option_name);
-                } else {
-                    //we've seen this version before and the activation indicate doesn't show it was just activated
-                    if ($version_is_higher === -1) {
-                        $req_type = EE_System::req_type_downgrade;
-                    } else if ($version_is_higher === 0) {
-                        //we've seen this version before and it's not an activation. its normal request
-                        $req_type = EE_System::req_type_normal;
-                    } else {//$version_is_higher === 1
-                        $req_type = EE_System::req_type_upgrade;
-                    }
-                }
-            }
-        } else {
-            //brand new install
-            $req_type = EE_System::req_type_new_activation;
-            delete_option($activation_indicator_option_name);
-        }
-        return $req_type;
-    }
-
-
-
-    /**
-     * Detects if the $version_to_upgrade_to is higher than the most recent version in
-     * the $activation_history_for_addon
-     *
-     * @param array  $activation_history_for_addon (keys are versions, values are arrays of times activated,
-     *                                             sometimes containing 'unknown-date'
-     * @param string $version_to_upgrade_to        (current version)
-     * @return int results of version_compare( $version_to_upgrade_to, $most_recently_active_version ).
-     *                                             ie, -1 if $version_to_upgrade_to is LOWER (downgrade);
-     *                                             0 if $version_to_upgrade_to MATCHES (reactivation or normal request);
-     *                                             1 if $version_to_upgrade_to is HIGHER (upgrade) ;
-     */
-    private static function _new_version_is_higher($activation_history_for_addon, $version_to_upgrade_to)
-    {
-        //find the most recently-activated version
-        $most_recently_active_version =
-            EE_System::_get_most_recently_active_version_from_activation_history($activation_history_for_addon);
-        return version_compare($version_to_upgrade_to, $most_recently_active_version);
-    }
-
-
-
-    /**
-     * Gets the most recently active version listed in the activation history,
-     * and if none are found (ie, it's a brand new install) returns '0.0.0.dev.000'.
-     *
-     * @param array $activation_history  (keys are versions, values are arrays of times activated,
-     *                                   sometimes containing 'unknown-date'
-     * @return string
-     */
-    private static function _get_most_recently_active_version_from_activation_history($activation_history)
-    {
-        $most_recently_active_version_activation = '1970-01-01 00:00:00';
-        $most_recently_active_version = '0.0.0.dev.000';
-        if (is_array($activation_history)) {
-            foreach ($activation_history as $version => $times_activated) {
-                //check there is a record of when this version was activated. Otherwise,
-                //mark it as unknown
-                if (! $times_activated) {
-                    $times_activated = array('unknown-date');
-                }
-                if (is_string($times_activated)) {
-                    $times_activated = array($times_activated);
-                }
-                foreach ($times_activated as $an_activation) {
-                    if ($an_activation !== 'unknown-date' && $an_activation > $most_recently_active_version_activation) {
-                        $most_recently_active_version = $version;
-                        $most_recently_active_version_activation = $an_activation === 'unknown-date'
-                            ? '1970-01-01 00:00:00'
-                            : $an_activation;
-                    }
-                }
-            }
-        }
-        return $most_recently_active_version;
-    }
-
-
-
-    /**
-     * This redirects to the about EE page after activation
-     *
-     * @return void
-     */
-    public function redirect_to_about_ee()
-    {
-        $notices = EE_Error::get_notices(false);
-        //if current user is an admin and it's not an ajax or rest request
-        if (
-            ! (defined('DOING_AJAX') && DOING_AJAX)
-            && ! (defined('REST_REQUEST') && REST_REQUEST)
-            && ! isset($notices['errors'])
-            && apply_filters(
-                'FHEE__EE_System__redirect_to_about_ee__do_redirect',
-                $this->capabilities->current_user_can('manage_options', 'espresso_about_default')
-            )
-        ) {
-            $query_params = array('page' => 'espresso_about');
-            if (EE_System::instance()->detect_req_type() === EE_System::req_type_new_activation) {
-                $query_params['new_activation'] = true;
-            }
-            if (EE_System::instance()->detect_req_type() === EE_System::req_type_reactivation) {
-                $query_params['reactivation'] = true;
-            }
-            $url = add_query_arg($query_params, admin_url('admin.php'));
-            wp_safe_redirect($url);
-            exit();
-        }
-    }
-
-
-
-    /**
-     * load_core_configuration
-     * this is hooked into 'AHEE__EE_Bootstrap__load_core_configuration'
-     * which runs during the WP 'plugins_loaded' action at priority 5
-     *
-     * @return void
-     * @throws ReflectionException
-     */
-    public function load_core_configuration()
-    {
-        do_action('AHEE__EE_System__load_core_configuration__begin', $this);
-        $this->loader->getShared('EE_Load_Textdomain');
-        //load textdomain
-        EE_Load_Textdomain::load_textdomain();
-        // load and setup EE_Config and EE_Network_Config
-        $config = $this->loader->getShared('EE_Config');
-        $this->loader->getShared('EE_Network_Config');
-        // setup autoloaders
-        // enable logging?
-        if ($config->admin->use_full_logging) {
-            $this->loader->getShared('EE_Log');
-        }
-        // check for activation errors
-        $activation_errors = get_option('ee_plugin_activation_errors', false);
-        if ($activation_errors) {
-            EE_Error::add_error($activation_errors, __FILE__, __FUNCTION__, __LINE__);
-            update_option('ee_plugin_activation_errors', false);
-        }
-        // get model names
-        $this->_parse_model_names();
-        //load caf stuff a chance to play during the activation process too.
-        $this->_maybe_brew_regular();
-        do_action('AHEE__EE_System__load_core_configuration__complete', $this);
-    }
-
-
-
-    /**
-     * cycles through all of the models/*.model.php files, and assembles an array of model names
-     *
-     * @return void
-     * @throws ReflectionException
-     */
-    private function _parse_model_names()
-    {
-        //get all the files in the EE_MODELS folder that end in .model.php
-        $models = glob(EE_MODELS . '*.model.php');
-        $model_names = array();
-        $non_abstract_db_models = array();
-        foreach ($models as $model) {
-            // get model classname
-            $classname = EEH_File::get_classname_from_filepath_with_standard_filename($model);
-            $short_name = str_replace('EEM_', '', $classname);
-            $reflectionClass = new ReflectionClass($classname);
-            if ($reflectionClass->isSubclassOf('EEM_Base') && ! $reflectionClass->isAbstract()) {
-                $non_abstract_db_models[$short_name] = $classname;
-            }
-            $model_names[$short_name] = $classname;
-        }
-        $this->registry->models = apply_filters('FHEE__EE_System__parse_model_names', $model_names);
-        $this->registry->non_abstract_db_models = apply_filters(
-            'FHEE__EE_System__parse_implemented_model_names',
-            $non_abstract_db_models
-        );
-    }
-
-
-
-    /**
-     * The purpose of this method is to simply check for a file named "caffeinated/brewing_regular.php" for any hooks
-     * that need to be setup before our EE_System launches.
-     *
-     * @return void
-     */
-    private function _maybe_brew_regular()
-    {
-        if ((! defined('EE_DECAF') || EE_DECAF !== true) && is_readable(EE_CAFF_PATH . 'brewing_regular.php')) {
-            require_once EE_CAFF_PATH . 'brewing_regular.php';
-        }
-    }
-
-
-
-    /**
-     * register_shortcodes_modules_and_widgets
-     * generate lists of shortcodes and modules, then verify paths and classes
-     * This is hooked into 'AHEE__EE_Bootstrap__register_shortcodes_modules_and_widgets'
-     * which runs during the WP 'plugins_loaded' action at priority 7
-     *
-     * @access public
-     * @return void
-     * @throws Exception
-     */
-    public function register_shortcodes_modules_and_widgets()
-    {
-        try {
-            // load, register, and add shortcodes the new way
-            $this->loader->getShared(
-                'EventEspresso\core\services\shortcodes\ShortcodesManager',
-                array(
-                    // and the old way, but we'll put it under control of the new system
-                    EE_Config::getLegacyShortcodesManager()
-                )
-            );
-        } catch (Exception $exception) {
-            new ExceptionStackTraceDisplay($exception);
-        }
-        do_action('AHEE__EE_System__register_shortcodes_modules_and_widgets');
-        // check for addons using old hook point
-        if (has_action('AHEE__EE_System__register_shortcodes_modules_and_addons')) {
-            $this->_incompatible_addon_error();
-        }
-    }
-
-
-
-    /**
-     * _incompatible_addon_error
-     *
-     * @access public
-     * @return void
-     */
-    private function _incompatible_addon_error()
-    {
-        // get array of classes hooking into here
-        $class_names = EEH_Class_Tools::get_class_names_for_all_callbacks_on_hook(
-            'AHEE__EE_System__register_shortcodes_modules_and_addons'
-        );
-        if (! empty($class_names)) {
-            $msg = __(
-                'The following plugins, addons, or modules appear to be incompatible with this version of Event Espresso and were automatically deactivated to avoid fatal errors:',
-                'event_espresso'
-            );
-            $msg .= '<ul>';
-            foreach ($class_names as $class_name) {
-                $msg .= '<li><b>Event Espresso - ' . str_replace(
-                        array('EE_', 'EEM_', 'EED_', 'EES_', 'EEW_'), '',
-                        $class_name
-                    ) . '</b></li>';
-            }
-            $msg .= '</ul>';
-            $msg .= __(
-                'Compatibility issues can be avoided and/or resolved by keeping addons and plugins updated to the latest version.',
-                'event_espresso'
-            );
-            // save list of incompatible addons to wp-options for later use
-            add_option('ee_incompatible_addons', $class_names, '', 'no');
-            if (is_admin()) {
-                EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
-            }
-        }
-    }
-
-
-
-    /**
-     * brew_espresso
-     * begins the process of setting hooks for initializing EE in the correct order
-     * This is happening on the 'AHEE__EE_Bootstrap__brew_espresso' hook point
-     * which runs during the WP 'plugins_loaded' action at priority 9
-     *
-     * @return void
-     */
-    public function brew_espresso()
-    {
-        do_action('AHEE__EE_System__brew_espresso__begin', $this);
-        // load some final core systems
-        add_action('init', array($this, 'set_hooks_for_core'), 1);
-        add_action('init', array($this, 'perform_activations_upgrades_and_migrations'), 3);
-        add_action('init', array($this, 'load_CPTs_and_session'), 5);
-        add_action('init', array($this, 'load_controllers'), 7);
-        add_action('init', array($this, 'core_loaded_and_ready'), 9);
-        add_action('init', array($this, 'initialize'), 10);
-        add_action('init', array($this, 'initialize_last'), 100);
-        if (is_admin() && apply_filters('FHEE__EE_System__brew_espresso__load_pue', true)) {
-            // pew pew pew
-            $this->loader->getShared('EE_PUE');
-            do_action('AHEE__EE_System__brew_espresso__after_pue_init');
-        }
-        do_action('AHEE__EE_System__brew_espresso__complete', $this);
-    }
-
-
-
-    /**
-     *    set_hooks_for_core
-     *
-     * @access public
-     * @return    void
-     * @throws EE_Error
-     */
-    public function set_hooks_for_core()
-    {
-        $this->_deactivate_incompatible_addons();
-        do_action('AHEE__EE_System__set_hooks_for_core');
-        //caps need to be initialized on every request so that capability maps are set.
-        //@see https://events.codebasehq.com/projects/event-espresso/tickets/8674
-        $this->registry->CAP->init_caps();
-    }
-
-
-
-    /**
-     * Using the information gathered in EE_System::_incompatible_addon_error,
-     * deactivates any addons considered incompatible with the current version of EE
-     */
-    private function _deactivate_incompatible_addons()
-    {
-        $incompatible_addons = get_option('ee_incompatible_addons', array());
-        if (! empty($incompatible_addons)) {
-            $active_plugins = get_option('active_plugins', array());
-            foreach ($active_plugins as $active_plugin) {
-                foreach ($incompatible_addons as $incompatible_addon) {
-                    if (strpos($active_plugin, $incompatible_addon) !== false) {
-                        unset($_GET['activate']);
-                        espresso_deactivate_plugin($active_plugin);
-                    }
-                }
-            }
-        }
-    }
-
-
-
-    /**
-     *    perform_activations_upgrades_and_migrations
-     *
-     * @access public
-     * @return    void
-     */
-    public function perform_activations_upgrades_and_migrations()
-    {
-        //first check if we had previously attempted to setup EE's directories but failed
-        if (EEH_Activation::upload_directories_incomplete()) {
-            EEH_Activation::create_upload_directories();
-        }
-        do_action('AHEE__EE_System__perform_activations_upgrades_and_migrations');
-    }
-
-
-
-    /**
-     *    load_CPTs_and_session
-     *
-     * @access public
-     * @return    void
-     */
-    public function load_CPTs_and_session()
-    {
-        do_action('AHEE__EE_System__load_CPTs_and_session__start');
-        // register Custom Post Types
-        $this->loader->getShared('EE_Register_CPTs');
-        do_action('AHEE__EE_System__load_CPTs_and_session__complete');
-    }
-
-
-
-    /**
-     * load_controllers
-     * this is the best place to load any additional controllers that needs access to EE core.
-     * it is expected that all basic core EE systems, that are not dependant on the current request are loaded at this
-     * time
-     *
-     * @access public
-     * @return void
-     */
-    public function load_controllers()
-    {
-        do_action('AHEE__EE_System__load_controllers__start');
-        // let's get it started
-        if (! is_admin() && ! $this->maintenance_mode->level()) {
-            do_action('AHEE__EE_System__load_controllers__load_front_controllers');
-            $this->loader->getShared('EE_Front_Controller');
-        } else if (! EE_FRONT_AJAX) {
-            do_action('AHEE__EE_System__load_controllers__load_admin_controllers');
-            $this->loader->getShared('EE_Admin');
-        }
-        do_action('AHEE__EE_System__load_controllers__complete');
-    }
-
-
-
-    /**
-     * core_loaded_and_ready
-     * all of the basic EE core should be loaded at this point and available regardless of M-Mode
-     *
-     * @access public
-     * @return void
-     */
-    public function core_loaded_and_ready()
-    {
-        $this->loader->getShared('EE_Session');
-        do_action('AHEE__EE_System__core_loaded_and_ready');
-        // load_espresso_template_tags
-        if (is_readable(EE_PUBLIC . 'template_tags.php')) {
-            require_once(EE_PUBLIC . 'template_tags.php');
-        }
-        do_action('AHEE__EE_System__set_hooks_for_shortcodes_modules_and_addons');
-        $this->loader->getShared('EventEspresso\core\services\assets\Registry');
-    }
-
-
-
-    /**
-     * initialize
-     * this is the best place to begin initializing client code
-     *
-     * @access public
-     * @return void
-     */
-    public function initialize()
-    {
-        do_action('AHEE__EE_System__initialize');
-    }
-
-
-
-    /**
-     * initialize_last
-     * this is run really late during the WP init hook point, and ensures that mostly everything else that needs to
-     * initialize has done so
-     *
-     * @access public
-     * @return void
-     */
-    public function initialize_last()
-    {
-        do_action('AHEE__EE_System__initialize_last');
-        add_action('admin_bar_init', array($this, 'addEspressoToolbar'));
-    }
-
-
-
-    /**
-     * @return void
-     * @throws EE_Error
-     */
-    public function addEspressoToolbar()
-    {
-        $this->loader->getShared(
-            'EventEspresso\core\domain\services\admin\AdminToolBar',
-            array($this->registry->CAP)
-        );
-    }
-
-
-
-    /**
-     * do_not_cache
-     * sets no cache headers and defines no cache constants for WP plugins
-     *
-     * @access public
-     * @return void
-     */
-    public static function do_not_cache()
-    {
-        // set no cache constants
-        if (! defined('DONOTCACHEPAGE')) {
-            define('DONOTCACHEPAGE', true);
-        }
-        if (! defined('DONOTCACHCEOBJECT')) {
-            define('DONOTCACHCEOBJECT', true);
-        }
-        if (! defined('DONOTCACHEDB')) {
-            define('DONOTCACHEDB', true);
-        }
-        // add no cache headers
-        add_action('send_headers', array('EE_System', 'nocache_headers'), 10);
-        // plus a little extra for nginx and Google Chrome
-        add_filter('nocache_headers', array('EE_System', 'extra_nocache_headers'), 10, 1);
-        // prevent browsers from prefetching of the rel='next' link, because it may contain content that interferes with the registration process
-        remove_action('wp_head', 'adjacent_posts_rel_link_wp_head');
-    }
-
-
-
-    /**
-     *    extra_nocache_headers
-     *
-     * @access    public
-     * @param $headers
-     * @return    array
-     */
-    public static function extra_nocache_headers($headers)
-    {
-        // for NGINX
-        $headers['X-Accel-Expires'] = 0;
-        // plus extra for Google Chrome since it doesn't seem to respect "no-cache", but WILL respect "no-store"
-        $headers['Cache-Control'] = 'no-store, no-cache, must-revalidate, max-age=0';
-        return $headers;
-    }
-
-
-
-    /**
-     *    nocache_headers
-     *
-     * @access    public
-     * @return    void
-     */
-    public static function nocache_headers()
-    {
-        nocache_headers();
-    }
-
-
-
-
-    /**
-     * simply hooks into "wp_list_pages_exclude" filter (for wp_list_pages method) and makes sure EE critical pages are
-     * never returned with the function.
-     *
-     * @param  array $exclude_array any existing pages being excluded are in this array.
-     * @return array
-     */
-    public function remove_pages_from_wp_list_pages($exclude_array)
-    {
-        return array_merge($exclude_array, $this->registry->CFG->core->get_critical_pages_array());
-    }
+	/**
+	 * indicates this is a 'normal' request. Ie, not activation, nor upgrade, nor activation.
+	 * So examples of this would be a normal GET request on the frontend or backend, or a POST, etc
+	 */
+	const req_type_normal = 0;
+
+	/**
+	 * Indicates this is a brand new installation of EE so we should install
+	 * tables and default data etc
+	 */
+	const req_type_new_activation = 1;
+
+	/**
+	 * we've detected that EE has been reactivated (or EE was activated during maintenance mode,
+	 * and we just exited maintenance mode). We MUST check the database is setup properly
+	 * and that default data is setup too
+	 */
+	const req_type_reactivation = 2;
+
+	/**
+	 * indicates that EE has been upgraded since its previous request.
+	 * We may have data migration scripts to call and will want to trigger maintenance mode
+	 */
+	const req_type_upgrade = 3;
+
+	/**
+	 * TODO  will detect that EE has been DOWNGRADED. We probably don't want to run in this case...
+	 */
+	const req_type_downgrade = 4;
+
+	/**
+	 * @deprecated since version 4.6.0.dev.006
+	 * Now whenever a new_activation is detected the request type is still just
+	 * new_activation (same for reactivation, upgrade, downgrade etc), but if we'r ein maintenance mode
+	 * EE_System::initialize_db_if_no_migrations_required and EE_Addon::initialize_db_if_no_migrations_required
+	 * will instead enqueue that EE plugin's db initialization for when we're taken out of maintenance mode.
+	 * (Specifically, when the migration manager indicates migrations are finished
+	 * EE_Data_Migration_Manager::initialize_db_for_enqueued_ee_plugins() will be called)
+	 */
+	const req_type_activation_but_not_installed = 5;
+
+	/**
+	 * option prefix for recording the activation history (like core's "espresso_db_update") of addons
+	 */
+	const addon_activation_history_option_prefix = 'ee_addon_activation_history_';
+
+
+	/**
+	 * @var EE_System $_instance
+	 */
+	private static $_instance;
+
+	/**
+	 * @var EE_Registry $registry
+	 */
+	private $registry;
+
+	/**
+	 * @var LoaderInterface $loader
+	 */
+	private $loader;
+
+	/**
+	 * @var EE_Capabilities $capabilities
+	 */
+	private $capabilities;
+
+	/**
+	 * @var EE_Request $request
+	 */
+	private $request;
+
+	/**
+	 * @var EE_Maintenance_Mode $maintenance_mode
+	 */
+	private $maintenance_mode;
+
+	/**
+	 * Stores which type of request this is, options being one of the constants on EE_System starting with req_type_*.
+	 * It can be a brand-new activation, a reactivation, an upgrade, a downgrade, or a normal request.
+	 *
+	 * @var int $_req_type
+	 */
+	private $_req_type;
+
+	/**
+	 * Whether or not there was a non-micro version change in EE core version during this request
+	 *
+	 * @var boolean $_major_version_change
+	 */
+	private $_major_version_change = false;
+
+
+
+	/**
+	 * @singleton method used to instantiate class object
+	 * @param EE_Registry|null         $registry
+	 * @param LoaderInterface|null     $loader
+	 * @param EE_Capabilities|null     $capabilities
+	 * @param EE_Request|null          $request
+	 * @param EE_Maintenance_Mode|null $maintenance_mode
+	 * @return EE_System
+	 */
+	public static function instance(
+		EE_Registry $registry = null,
+		LoaderInterface $loader = null,
+		EE_Capabilities $capabilities = null,
+		EE_Request $request = null,
+		EE_Maintenance_Mode $maintenance_mode = null
+	) {
+		// check if class object is instantiated
+		if (! self::$_instance instanceof EE_System) {
+			self::$_instance = new self($registry, $loader, $capabilities, $request, $maintenance_mode);
+		}
+		return self::$_instance;
+	}
+
+
+
+	/**
+	 * resets the instance and returns it
+	 *
+	 * @return EE_System
+	 */
+	public static function reset()
+	{
+		self::$_instance->_req_type = null;
+		//make sure none of the old hooks are left hanging around
+		remove_all_actions('AHEE__EE_System__perform_activations_upgrades_and_migrations');
+		//we need to reset the migration manager in order for it to detect DMSs properly
+		EE_Data_Migration_Manager::reset();
+		self::instance()->detect_activations_or_upgrades();
+		self::instance()->perform_activations_upgrades_and_migrations();
+		return self::instance();
+	}
+
+
+
+	/**
+	 * sets hooks for running rest of system
+	 * provides "AHEE__EE_System__construct__complete" hook for EE Addons to use as their starting point
+	 * starting EE Addons from any other point may lead to problems
+	 *
+	 * @param EE_Registry         $registry
+	 * @param LoaderInterface     $loader
+	 * @param EE_Capabilities     $capabilities
+	 * @param EE_Request          $request
+	 * @param EE_Maintenance_Mode $maintenance_mode
+	 */
+	private function __construct(
+		EE_Registry $registry,
+		LoaderInterface $loader,
+		EE_Capabilities $capabilities,
+		EE_Request $request,
+		EE_Maintenance_Mode $maintenance_mode
+	) {
+		$this->registry = $registry;
+		$this->loader = $loader;
+		$this->capabilities = $capabilities;
+		$this->request = $request;
+		$this->maintenance_mode = $maintenance_mode;
+		do_action('AHEE__EE_System__construct__begin', $this);
+		add_action(
+			'AHEE__EE_Bootstrap__load_espresso_addons',
+			array($this, 'loadCapabilities'),
+			5
+		);
+		add_action(
+			'AHEE__EE_Bootstrap__load_espresso_addons',
+			array($this, 'loadCommandBus'),
+			7
+		);
+		add_action(
+			'AHEE__EE_Bootstrap__load_espresso_addons',
+			array($this, 'loadPluginApi'),
+			9
+		);
+		// allow addons to load first so that they can register autoloaders, set hooks for running DMS's, etc
+		add_action(
+			'AHEE__EE_Bootstrap__load_espresso_addons',
+			array($this, 'load_espresso_addons')
+		);
+		// when an ee addon is activated, we want to call the core hook(s) again
+		// because the newly-activated addon didn't get a chance to run at all
+		add_action('activate_plugin', array($this, 'load_espresso_addons'), 1);
+		// detect whether install or upgrade
+		add_action(
+			'AHEE__EE_Bootstrap__detect_activations_or_upgrades',
+			array($this, 'detect_activations_or_upgrades'),
+			3
+		);
+		// load EE_Config, EE_Textdomain, etc
+		add_action(
+			'AHEE__EE_Bootstrap__load_core_configuration',
+			array($this, 'load_core_configuration'),
+			5
+		);
+		// load EE_Config, EE_Textdomain, etc
+		add_action(
+			'AHEE__EE_Bootstrap__register_shortcodes_modules_and_widgets',
+			array($this, 'register_shortcodes_modules_and_widgets'),
+			7
+		);
+		// you wanna get going? I wanna get going... let's get going!
+		add_action(
+			'AHEE__EE_Bootstrap__brew_espresso',
+			array($this, 'brew_espresso'),
+			9
+		);
+		//other housekeeping
+		//exclude EE critical pages from wp_list_pages
+		add_filter(
+			'wp_list_pages_excludes',
+			array($this, 'remove_pages_from_wp_list_pages'),
+			10
+		);
+		// ALL EE Addons should use the following hook point to attach their initial setup too
+		// it's extremely important for EE Addons to register any class autoloaders so that they can be available when the EE_Config loads
+		do_action('AHEE__EE_System__construct__complete', $this);
+	}
+
+
+
+	/**
+	 * load and setup EE_Capabilities
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 */
+	public function loadCapabilities()
+	{
+		$this->loader->getShared('EE_Capabilities');
+		add_action(
+			'AHEE__EE_Capabilities__init_caps__before_initialization',
+			function() {
+				LoaderFactory::getLoader()->getShared('Payment_Method_Manager');
+			}
+		);
+	}
+
+
+
+	/**
+	 * create and cache the CommandBus, and also add middleware
+	 * The CapChecker middleware requires the use of EE_Capabilities
+	 * which is why we need to load the CommandBus after Caps are set up
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 */
+	public function loadCommandBus()
+	{
+		$this->loader->getShared(
+			'CommandBusInterface',
+			array(
+				null,
+				apply_filters(
+					'FHEE__EE_Load_Espresso_Core__handle_request__CommandBus_middleware',
+					array(
+						$this->loader->getShared('EventEspresso\core\services\commands\middleware\CapChecker'),
+						$this->loader->getShared('EventEspresso\core\services\commands\middleware\AddActionHook'),
+					)
+				),
+			)
+		);
+	}
+
+
+
+	/**
+	 * @return void
+	 * @throws EE_Error
+	 */
+	public function loadPluginApi()
+	{
+		// set autoloaders for all of the classes implementing EEI_Plugin_API
+		// which provide helpers for EE plugin authors to more easily register certain components with EE.
+		EEH_Autoloader::instance()->register_autoloaders_for_each_file_in_folder(EE_LIBRARIES . 'plugin_api');
+	}
+
+
+
+	/**
+	 * load_espresso_addons
+	 * allow addons to load first so that they can set hooks for running DMS's, etc
+	 * this is hooked into both:
+	 *    'AHEE__EE_Bootstrap__load_core_configuration'
+	 *        which runs during the WP 'plugins_loaded' action at priority 5
+	 *    and the WP 'activate_plugin' hook point
+	 *
+	 * @access public
+	 * @return void
+	 * @throws EE_Error
+	 */
+	public function load_espresso_addons()
+	{
+		do_action('AHEE__EE_System__load_espresso_addons');
+		//if the WP API basic auth plugin isn't already loaded, load it now.
+		//We want it for mobile apps. Just include the entire plugin
+		//also, don't load the basic auth when a plugin is getting activated, because
+		//it could be the basic auth plugin, and it doesn't check if its methods are already defined
+		//and causes a fatal error
+		if (
+			! (
+				isset($_GET['activate'])
+				&& $_GET['activate'] === 'true'
+			)
+			&& ! function_exists('json_basic_auth_handler')
+			&& ! function_exists('json_basic_auth_error')
+			&& ! (
+				isset($_GET['action'])
+				&& in_array($_GET['action'], array('activate', 'activate-selected'), true)
+			)
+		) {
+			include_once EE_THIRD_PARTY . 'wp-api-basic-auth' . DS . 'basic-auth.php';
+		}
+		do_action('AHEE__EE_System__load_espresso_addons__complete');
+	}
+
+
+
+	/**
+	 * detect_activations_or_upgrades
+	 * Checks for activation or upgrade of core first;
+	 * then also checks if any registered addons have been activated or upgraded
+	 * This is hooked into 'AHEE__EE_Bootstrap__detect_activations_or_upgrades'
+	 * which runs during the WP 'plugins_loaded' action at priority 3
+	 *
+	 * @access public
+	 * @return void
+	 */
+	public function detect_activations_or_upgrades()
+	{
+		//first off: let's make sure to handle core
+		$this->detect_if_activation_or_upgrade();
+		foreach ($this->registry->addons as $addon) {
+			if ($addon instanceof EE_Addon) {
+				//detect teh request type for that addon
+				$addon->detect_activation_or_upgrade();
+			}
+		}
+	}
+
+
+
+	/**
+	 * detect_if_activation_or_upgrade
+	 * Takes care of detecting whether this is a brand new install or code upgrade,
+	 * and either setting up the DB or setting up maintenance mode etc.
+	 *
+	 * @access public
+	 * @return void
+	 */
+	public function detect_if_activation_or_upgrade()
+	{
+		do_action('AHEE__EE_System___detect_if_activation_or_upgrade__begin');
+		// check if db has been updated, or if its a brand-new installation
+		$espresso_db_update = $this->fix_espresso_db_upgrade_option();
+		$request_type = $this->detect_req_type($espresso_db_update);
+		//EEH_Debug_Tools::printr( $request_type, '$request_type', __FILE__, __LINE__ );
+		switch ($request_type) {
+			case EE_System::req_type_new_activation:
+				do_action('AHEE__EE_System__detect_if_activation_or_upgrade__new_activation');
+				$this->_handle_core_version_change($espresso_db_update);
+				break;
+			case EE_System::req_type_reactivation:
+				do_action('AHEE__EE_System__detect_if_activation_or_upgrade__reactivation');
+				$this->_handle_core_version_change($espresso_db_update);
+				break;
+			case EE_System::req_type_upgrade:
+				do_action('AHEE__EE_System__detect_if_activation_or_upgrade__upgrade');
+				//migrations may be required now that we've upgraded
+				$this->maintenance_mode->set_maintenance_mode_if_db_old();
+				$this->_handle_core_version_change($espresso_db_update);
+				//				echo "done upgrade";die;
+				break;
+			case EE_System::req_type_downgrade:
+				do_action('AHEE__EE_System__detect_if_activation_or_upgrade__downgrade');
+				//its possible migrations are no longer required
+				$this->maintenance_mode->set_maintenance_mode_if_db_old();
+				$this->_handle_core_version_change($espresso_db_update);
+				break;
+			case EE_System::req_type_normal:
+			default:
+				//				$this->_maybe_redirect_to_ee_about();
+				break;
+		}
+		do_action('AHEE__EE_System__detect_if_activation_or_upgrade__complete');
+	}
+
+
+
+	/**
+	 * Updates the list of installed versions and sets hooks for
+	 * initializing the database later during the request
+	 *
+	 * @param array $espresso_db_update
+	 */
+	private function _handle_core_version_change($espresso_db_update)
+	{
+		$this->update_list_of_installed_versions($espresso_db_update);
+		//get ready to verify the DB is ok (provided we aren't in maintenance mode, of course)
+		add_action(
+			'AHEE__EE_System__perform_activations_upgrades_and_migrations',
+			array($this, 'initialize_db_if_no_migrations_required')
+		);
+	}
+
+
+
+	/**
+	 * standardizes the wp option 'espresso_db_upgrade' which actually stores
+	 * information about what versions of EE have been installed and activated,
+	 * NOT necessarily the state of the database
+	 *
+	 * @param mixed $espresso_db_update the value of the WordPress option.
+	 *                                            If not supplied, fetches it from the options table
+	 * @return array the correct value of 'espresso_db_upgrade', after saving it, if it needed correction
+	 */
+	private function fix_espresso_db_upgrade_option($espresso_db_update = null)
+	{
+		do_action('FHEE__EE_System__manage_fix_espresso_db_upgrade_option__begin', $espresso_db_update);
+		if (! $espresso_db_update) {
+			$espresso_db_update = get_option('espresso_db_update');
+		}
+		// check that option is an array
+		if (! is_array($espresso_db_update)) {
+			// if option is FALSE, then it never existed
+			if ($espresso_db_update === false) {
+				// make $espresso_db_update an array and save option with autoload OFF
+				$espresso_db_update = array();
+				add_option('espresso_db_update', $espresso_db_update, '', 'no');
+			} else {
+				// option is NOT FALSE but also is NOT an array, so make it an array and save it
+				$espresso_db_update = array($espresso_db_update => array());
+				update_option('espresso_db_update', $espresso_db_update);
+			}
+		} else {
+			$corrected_db_update = array();
+			//if IS an array, but is it an array where KEYS are version numbers, and values are arrays?
+			foreach ($espresso_db_update as $should_be_version_string => $should_be_array) {
+				if (is_int($should_be_version_string) && ! is_array($should_be_array)) {
+					//the key is an int, and the value IS NOT an array
+					//so it must be numerically-indexed, where values are versions installed...
+					//fix it!
+					$version_string = $should_be_array;
+					$corrected_db_update[$version_string] = array('unknown-date');
+				} else {
+					//ok it checks out
+					$corrected_db_update[$should_be_version_string] = $should_be_array;
+				}
+			}
+			$espresso_db_update = $corrected_db_update;
+			update_option('espresso_db_update', $espresso_db_update);
+		}
+		do_action('FHEE__EE_System__manage_fix_espresso_db_upgrade_option__complete', $espresso_db_update);
+		return $espresso_db_update;
+	}
+
+
+
+	/**
+	 * Does the traditional work of setting up the plugin's database and adding default data.
+	 * If migration script/process did not exist, this is what would happen on every activation/reactivation/upgrade.
+	 * NOTE: if we're in maintenance mode (which would be the case if we detect there are data
+	 * migration scripts that need to be run and a version change happens), enqueues core for database initialization,
+	 * so that it will be done when migrations are finished
+	 *
+	 * @param boolean $initialize_addons_too if true, we double-check addons' database tables etc too;
+	 * @param boolean $verify_schema         if true will re-check the database tables have the correct schema.
+	 *                                       This is a resource-intensive job
+	 *                                       so we prefer to only do it when necessary
+	 * @return void
+	 * @throws EE_Error
+	 */
+	public function initialize_db_if_no_migrations_required($initialize_addons_too = false, $verify_schema = true)
+	{
+		$request_type = $this->detect_req_type();
+		//only initialize system if we're not in maintenance mode.
+		if ($this->maintenance_mode->level() !== EE_Maintenance_Mode::level_2_complete_maintenance) {
+			update_option('ee_flush_rewrite_rules', true);
+			if ($verify_schema) {
+				EEH_Activation::initialize_db_and_folders();
+			}
+			EEH_Activation::initialize_db_content();
+			EEH_Activation::system_initialization();
+			if ($initialize_addons_too) {
+				$this->initialize_addons();
+			}
+		} else {
+			EE_Data_Migration_Manager::instance()->enqueue_db_initialization_for('Core');
+		}
+		if ($request_type === EE_System::req_type_new_activation
+			|| $request_type === EE_System::req_type_reactivation
+			|| (
+				$request_type === EE_System::req_type_upgrade
+				&& $this->is_major_version_change()
+			)
+		) {
+			add_action('AHEE__EE_System__initialize_last', array($this, 'redirect_to_about_ee'), 9);
+		}
+	}
+
+
+
+	/**
+	 * Initializes the db for all registered addons
+	 *
+	 * @throws EE_Error
+	 */
+	public function initialize_addons()
+	{
+		//foreach registered addon, make sure its db is up-to-date too
+		foreach ($this->registry->addons as $addon) {
+			if ($addon instanceof EE_Addon) {
+				$addon->initialize_db_if_no_migrations_required();
+			}
+		}
+	}
+
+
+
+	/**
+	 * Adds the current code version to the saved wp option which stores a list of all ee versions ever installed.
+	 *
+	 * @param    array  $version_history
+	 * @param    string $current_version_to_add version to be added to the version history
+	 * @return    boolean success as to whether or not this option was changed
+	 */
+	public function update_list_of_installed_versions($version_history = null, $current_version_to_add = null)
+	{
+		if (! $version_history) {
+			$version_history = $this->fix_espresso_db_upgrade_option($version_history);
+		}
+		if ($current_version_to_add === null) {
+			$current_version_to_add = espresso_version();
+		}
+		$version_history[$current_version_to_add][] = date('Y-m-d H:i:s', time());
+		// re-save
+		return update_option('espresso_db_update', $version_history);
+	}
+
+
+
+	/**
+	 * Detects if the current version indicated in the has existed in the list of
+	 * previously-installed versions of EE (espresso_db_update). Does NOT modify it (ie, no side-effect)
+	 *
+	 * @param array $espresso_db_update array from the wp option stored under the name 'espresso_db_update'.
+	 *                                  If not supplied, fetches it from the options table.
+	 *                                  Also, caches its result so later parts of the code can also know whether
+	 *                                  there's been an update or not. This way we can add the current version to
+	 *                                  espresso_db_update, but still know if this is a new install or not
+	 * @return int one of the constants on EE_System::req_type_
+	 */
+	public function detect_req_type($espresso_db_update = null)
+	{
+		if ($this->_req_type === null) {
+			$espresso_db_update = ! empty($espresso_db_update)
+				? $espresso_db_update
+				: $this->fix_espresso_db_upgrade_option();
+			$this->_req_type = EE_System::detect_req_type_given_activation_history(
+				$espresso_db_update,
+				'ee_espresso_activation', espresso_version()
+			);
+			$this->_major_version_change = $this->_detect_major_version_change($espresso_db_update);
+		}
+		return $this->_req_type;
+	}
+
+
+
+	/**
+	 * Returns whether or not there was a non-micro version change (ie, change in either
+	 * the first or second number in the version. Eg 4.9.0.rc.001 to 4.10.0.rc.000,
+	 * but not 4.9.0.rc.0001 to 4.9.1.rc.0001
+	 *
+	 * @param $activation_history
+	 * @return bool
+	 */
+	private function _detect_major_version_change($activation_history)
+	{
+		$previous_version = EE_System::_get_most_recently_active_version_from_activation_history($activation_history);
+		$previous_version_parts = explode('.', $previous_version);
+		$current_version_parts = explode('.', espresso_version());
+		return isset($previous_version_parts[0], $previous_version_parts[1], $current_version_parts[0], $current_version_parts[1])
+			   && ($previous_version_parts[0] !== $current_version_parts[0]
+				   || $previous_version_parts[1] !== $current_version_parts[1]
+			   );
+	}
+
+
+
+	/**
+	 * Returns true if either the major or minor version of EE changed during this request.
+	 * Eg 4.9.0.rc.001 to 4.10.0.rc.000, but not 4.9.0.rc.0001 to 4.9.1.rc.0001
+	 *
+	 * @return bool
+	 */
+	public function is_major_version_change()
+	{
+		return $this->_major_version_change;
+	}
+
+
+
+	/**
+	 * Determines the request type for any ee addon, given three piece of info: the current array of activation
+	 * histories (for core that' 'espresso_db_update' wp option); the name of the WordPress option which is temporarily
+	 * set upon activation of the plugin (for core it's 'ee_espresso_activation'); and the version that this plugin was
+	 * just activated to (for core that will always be espresso_version())
+	 *
+	 * @param array  $activation_history_for_addon     the option's value which stores the activation history for this
+	 *                                                 ee plugin. for core that's 'espresso_db_update'
+	 * @param string $activation_indicator_option_name the name of the WordPress option that is temporarily set to
+	 *                                                 indicate that this plugin was just activated
+	 * @param string $version_to_upgrade_to            the version that was just upgraded to (for core that will be
+	 *                                                 espresso_version())
+	 * @return int one of the constants on EE_System::req_type_*
+	 */
+	public static function detect_req_type_given_activation_history(
+		$activation_history_for_addon,
+		$activation_indicator_option_name,
+		$version_to_upgrade_to
+	) {
+		$version_is_higher = self::_new_version_is_higher($activation_history_for_addon, $version_to_upgrade_to);
+		if ($activation_history_for_addon) {
+			//it exists, so this isn't a completely new install
+			//check if this version already in that list of previously installed versions
+			if (! isset($activation_history_for_addon[$version_to_upgrade_to])) {
+				//it a version we haven't seen before
+				if ($version_is_higher === 1) {
+					$req_type = EE_System::req_type_upgrade;
+				} else {
+					$req_type = EE_System::req_type_downgrade;
+				}
+				delete_option($activation_indicator_option_name);
+			} else {
+				// its not an update. maybe a reactivation?
+				if (get_option($activation_indicator_option_name, false)) {
+					if ($version_is_higher === -1) {
+						$req_type = EE_System::req_type_downgrade;
+					} else if ($version_is_higher === 0) {
+						//we've seen this version before, but it's an activation. must be a reactivation
+						$req_type = EE_System::req_type_reactivation;
+					} else {//$version_is_higher === 1
+						$req_type = EE_System::req_type_upgrade;
+					}
+					delete_option($activation_indicator_option_name);
+				} else {
+					//we've seen this version before and the activation indicate doesn't show it was just activated
+					if ($version_is_higher === -1) {
+						$req_type = EE_System::req_type_downgrade;
+					} else if ($version_is_higher === 0) {
+						//we've seen this version before and it's not an activation. its normal request
+						$req_type = EE_System::req_type_normal;
+					} else {//$version_is_higher === 1
+						$req_type = EE_System::req_type_upgrade;
+					}
+				}
+			}
+		} else {
+			//brand new install
+			$req_type = EE_System::req_type_new_activation;
+			delete_option($activation_indicator_option_name);
+		}
+		return $req_type;
+	}
+
+
+
+	/**
+	 * Detects if the $version_to_upgrade_to is higher than the most recent version in
+	 * the $activation_history_for_addon
+	 *
+	 * @param array  $activation_history_for_addon (keys are versions, values are arrays of times activated,
+	 *                                             sometimes containing 'unknown-date'
+	 * @param string $version_to_upgrade_to        (current version)
+	 * @return int results of version_compare( $version_to_upgrade_to, $most_recently_active_version ).
+	 *                                             ie, -1 if $version_to_upgrade_to is LOWER (downgrade);
+	 *                                             0 if $version_to_upgrade_to MATCHES (reactivation or normal request);
+	 *                                             1 if $version_to_upgrade_to is HIGHER (upgrade) ;
+	 */
+	private static function _new_version_is_higher($activation_history_for_addon, $version_to_upgrade_to)
+	{
+		//find the most recently-activated version
+		$most_recently_active_version =
+			EE_System::_get_most_recently_active_version_from_activation_history($activation_history_for_addon);
+		return version_compare($version_to_upgrade_to, $most_recently_active_version);
+	}
+
+
+
+	/**
+	 * Gets the most recently active version listed in the activation history,
+	 * and if none are found (ie, it's a brand new install) returns '0.0.0.dev.000'.
+	 *
+	 * @param array $activation_history  (keys are versions, values are arrays of times activated,
+	 *                                   sometimes containing 'unknown-date'
+	 * @return string
+	 */
+	private static function _get_most_recently_active_version_from_activation_history($activation_history)
+	{
+		$most_recently_active_version_activation = '1970-01-01 00:00:00';
+		$most_recently_active_version = '0.0.0.dev.000';
+		if (is_array($activation_history)) {
+			foreach ($activation_history as $version => $times_activated) {
+				//check there is a record of when this version was activated. Otherwise,
+				//mark it as unknown
+				if (! $times_activated) {
+					$times_activated = array('unknown-date');
+				}
+				if (is_string($times_activated)) {
+					$times_activated = array($times_activated);
+				}
+				foreach ($times_activated as $an_activation) {
+					if ($an_activation !== 'unknown-date' && $an_activation > $most_recently_active_version_activation) {
+						$most_recently_active_version = $version;
+						$most_recently_active_version_activation = $an_activation === 'unknown-date'
+							? '1970-01-01 00:00:00'
+							: $an_activation;
+					}
+				}
+			}
+		}
+		return $most_recently_active_version;
+	}
+
+
+
+	/**
+	 * This redirects to the about EE page after activation
+	 *
+	 * @return void
+	 */
+	public function redirect_to_about_ee()
+	{
+		$notices = EE_Error::get_notices(false);
+		//if current user is an admin and it's not an ajax or rest request
+		if (
+			! (defined('DOING_AJAX') && DOING_AJAX)
+			&& ! (defined('REST_REQUEST') && REST_REQUEST)
+			&& ! isset($notices['errors'])
+			&& apply_filters(
+				'FHEE__EE_System__redirect_to_about_ee__do_redirect',
+				$this->capabilities->current_user_can('manage_options', 'espresso_about_default')
+			)
+		) {
+			$query_params = array('page' => 'espresso_about');
+			if (EE_System::instance()->detect_req_type() === EE_System::req_type_new_activation) {
+				$query_params['new_activation'] = true;
+			}
+			if (EE_System::instance()->detect_req_type() === EE_System::req_type_reactivation) {
+				$query_params['reactivation'] = true;
+			}
+			$url = add_query_arg($query_params, admin_url('admin.php'));
+			wp_safe_redirect($url);
+			exit();
+		}
+	}
+
+
+
+	/**
+	 * load_core_configuration
+	 * this is hooked into 'AHEE__EE_Bootstrap__load_core_configuration'
+	 * which runs during the WP 'plugins_loaded' action at priority 5
+	 *
+	 * @return void
+	 * @throws ReflectionException
+	 */
+	public function load_core_configuration()
+	{
+		do_action('AHEE__EE_System__load_core_configuration__begin', $this);
+		$this->loader->getShared('EE_Load_Textdomain');
+		//load textdomain
+		EE_Load_Textdomain::load_textdomain();
+		// load and setup EE_Config and EE_Network_Config
+		$config = $this->loader->getShared('EE_Config');
+		$this->loader->getShared('EE_Network_Config');
+		// setup autoloaders
+		// enable logging?
+		if ($config->admin->use_full_logging) {
+			$this->loader->getShared('EE_Log');
+		}
+		// check for activation errors
+		$activation_errors = get_option('ee_plugin_activation_errors', false);
+		if ($activation_errors) {
+			EE_Error::add_error($activation_errors, __FILE__, __FUNCTION__, __LINE__);
+			update_option('ee_plugin_activation_errors', false);
+		}
+		// get model names
+		$this->_parse_model_names();
+		//load caf stuff a chance to play during the activation process too.
+		$this->_maybe_brew_regular();
+		do_action('AHEE__EE_System__load_core_configuration__complete', $this);
+	}
+
+
+
+	/**
+	 * cycles through all of the models/*.model.php files, and assembles an array of model names
+	 *
+	 * @return void
+	 * @throws ReflectionException
+	 */
+	private function _parse_model_names()
+	{
+		//get all the files in the EE_MODELS folder that end in .model.php
+		$models = glob(EE_MODELS . '*.model.php');
+		$model_names = array();
+		$non_abstract_db_models = array();
+		foreach ($models as $model) {
+			// get model classname
+			$classname = EEH_File::get_classname_from_filepath_with_standard_filename($model);
+			$short_name = str_replace('EEM_', '', $classname);
+			$reflectionClass = new ReflectionClass($classname);
+			if ($reflectionClass->isSubclassOf('EEM_Base') && ! $reflectionClass->isAbstract()) {
+				$non_abstract_db_models[$short_name] = $classname;
+			}
+			$model_names[$short_name] = $classname;
+		}
+		$this->registry->models = apply_filters('FHEE__EE_System__parse_model_names', $model_names);
+		$this->registry->non_abstract_db_models = apply_filters(
+			'FHEE__EE_System__parse_implemented_model_names',
+			$non_abstract_db_models
+		);
+	}
+
+
+
+	/**
+	 * The purpose of this method is to simply check for a file named "caffeinated/brewing_regular.php" for any hooks
+	 * that need to be setup before our EE_System launches.
+	 *
+	 * @return void
+	 */
+	private function _maybe_brew_regular()
+	{
+		if ((! defined('EE_DECAF') || EE_DECAF !== true) && is_readable(EE_CAFF_PATH . 'brewing_regular.php')) {
+			require_once EE_CAFF_PATH . 'brewing_regular.php';
+		}
+	}
+
+
+
+	/**
+	 * register_shortcodes_modules_and_widgets
+	 * generate lists of shortcodes and modules, then verify paths and classes
+	 * This is hooked into 'AHEE__EE_Bootstrap__register_shortcodes_modules_and_widgets'
+	 * which runs during the WP 'plugins_loaded' action at priority 7
+	 *
+	 * @access public
+	 * @return void
+	 * @throws Exception
+	 */
+	public function register_shortcodes_modules_and_widgets()
+	{
+		try {
+			// load, register, and add shortcodes the new way
+			$this->loader->getShared(
+				'EventEspresso\core\services\shortcodes\ShortcodesManager',
+				array(
+					// and the old way, but we'll put it under control of the new system
+					EE_Config::getLegacyShortcodesManager()
+				)
+			);
+		} catch (Exception $exception) {
+			new ExceptionStackTraceDisplay($exception);
+		}
+		do_action('AHEE__EE_System__register_shortcodes_modules_and_widgets');
+		// check for addons using old hook point
+		if (has_action('AHEE__EE_System__register_shortcodes_modules_and_addons')) {
+			$this->_incompatible_addon_error();
+		}
+	}
+
+
+
+	/**
+	 * _incompatible_addon_error
+	 *
+	 * @access public
+	 * @return void
+	 */
+	private function _incompatible_addon_error()
+	{
+		// get array of classes hooking into here
+		$class_names = EEH_Class_Tools::get_class_names_for_all_callbacks_on_hook(
+			'AHEE__EE_System__register_shortcodes_modules_and_addons'
+		);
+		if (! empty($class_names)) {
+			$msg = __(
+				'The following plugins, addons, or modules appear to be incompatible with this version of Event Espresso and were automatically deactivated to avoid fatal errors:',
+				'event_espresso'
+			);
+			$msg .= '<ul>';
+			foreach ($class_names as $class_name) {
+				$msg .= '<li><b>Event Espresso - ' . str_replace(
+						array('EE_', 'EEM_', 'EED_', 'EES_', 'EEW_'), '',
+						$class_name
+					) . '</b></li>';
+			}
+			$msg .= '</ul>';
+			$msg .= __(
+				'Compatibility issues can be avoided and/or resolved by keeping addons and plugins updated to the latest version.',
+				'event_espresso'
+			);
+			// save list of incompatible addons to wp-options for later use
+			add_option('ee_incompatible_addons', $class_names, '', 'no');
+			if (is_admin()) {
+				EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
+			}
+		}
+	}
+
+
+
+	/**
+	 * brew_espresso
+	 * begins the process of setting hooks for initializing EE in the correct order
+	 * This is happening on the 'AHEE__EE_Bootstrap__brew_espresso' hook point
+	 * which runs during the WP 'plugins_loaded' action at priority 9
+	 *
+	 * @return void
+	 */
+	public function brew_espresso()
+	{
+		do_action('AHEE__EE_System__brew_espresso__begin', $this);
+		// load some final core systems
+		add_action('init', array($this, 'set_hooks_for_core'), 1);
+		add_action('init', array($this, 'perform_activations_upgrades_and_migrations'), 3);
+		add_action('init', array($this, 'load_CPTs_and_session'), 5);
+		add_action('init', array($this, 'load_controllers'), 7);
+		add_action('init', array($this, 'core_loaded_and_ready'), 9);
+		add_action('init', array($this, 'initialize'), 10);
+		add_action('init', array($this, 'initialize_last'), 100);
+		if (is_admin() && apply_filters('FHEE__EE_System__brew_espresso__load_pue', true)) {
+			// pew pew pew
+			$this->loader->getShared('EE_PUE');
+			do_action('AHEE__EE_System__brew_espresso__after_pue_init');
+		}
+		do_action('AHEE__EE_System__brew_espresso__complete', $this);
+	}
+
+
+
+	/**
+	 *    set_hooks_for_core
+	 *
+	 * @access public
+	 * @return    void
+	 * @throws EE_Error
+	 */
+	public function set_hooks_for_core()
+	{
+		$this->_deactivate_incompatible_addons();
+		do_action('AHEE__EE_System__set_hooks_for_core');
+		//caps need to be initialized on every request so that capability maps are set.
+		//@see https://events.codebasehq.com/projects/event-espresso/tickets/8674
+		$this->registry->CAP->init_caps();
+	}
+
+
+
+	/**
+	 * Using the information gathered in EE_System::_incompatible_addon_error,
+	 * deactivates any addons considered incompatible with the current version of EE
+	 */
+	private function _deactivate_incompatible_addons()
+	{
+		$incompatible_addons = get_option('ee_incompatible_addons', array());
+		if (! empty($incompatible_addons)) {
+			$active_plugins = get_option('active_plugins', array());
+			foreach ($active_plugins as $active_plugin) {
+				foreach ($incompatible_addons as $incompatible_addon) {
+					if (strpos($active_plugin, $incompatible_addon) !== false) {
+						unset($_GET['activate']);
+						espresso_deactivate_plugin($active_plugin);
+					}
+				}
+			}
+		}
+	}
+
+
+
+	/**
+	 *    perform_activations_upgrades_and_migrations
+	 *
+	 * @access public
+	 * @return    void
+	 */
+	public function perform_activations_upgrades_and_migrations()
+	{
+		//first check if we had previously attempted to setup EE's directories but failed
+		if (EEH_Activation::upload_directories_incomplete()) {
+			EEH_Activation::create_upload_directories();
+		}
+		do_action('AHEE__EE_System__perform_activations_upgrades_and_migrations');
+	}
+
+
+
+	/**
+	 *    load_CPTs_and_session
+	 *
+	 * @access public
+	 * @return    void
+	 */
+	public function load_CPTs_and_session()
+	{
+		do_action('AHEE__EE_System__load_CPTs_and_session__start');
+		// register Custom Post Types
+		$this->loader->getShared('EE_Register_CPTs');
+		do_action('AHEE__EE_System__load_CPTs_and_session__complete');
+	}
+
+
+
+	/**
+	 * load_controllers
+	 * this is the best place to load any additional controllers that needs access to EE core.
+	 * it is expected that all basic core EE systems, that are not dependant on the current request are loaded at this
+	 * time
+	 *
+	 * @access public
+	 * @return void
+	 */
+	public function load_controllers()
+	{
+		do_action('AHEE__EE_System__load_controllers__start');
+		// let's get it started
+		if (! is_admin() && ! $this->maintenance_mode->level()) {
+			do_action('AHEE__EE_System__load_controllers__load_front_controllers');
+			$this->loader->getShared('EE_Front_Controller');
+		} else if (! EE_FRONT_AJAX) {
+			do_action('AHEE__EE_System__load_controllers__load_admin_controllers');
+			$this->loader->getShared('EE_Admin');
+		}
+		do_action('AHEE__EE_System__load_controllers__complete');
+	}
+
+
+
+	/**
+	 * core_loaded_and_ready
+	 * all of the basic EE core should be loaded at this point and available regardless of M-Mode
+	 *
+	 * @access public
+	 * @return void
+	 */
+	public function core_loaded_and_ready()
+	{
+		$this->loader->getShared('EE_Session');
+		do_action('AHEE__EE_System__core_loaded_and_ready');
+		// load_espresso_template_tags
+		if (is_readable(EE_PUBLIC . 'template_tags.php')) {
+			require_once(EE_PUBLIC . 'template_tags.php');
+		}
+		do_action('AHEE__EE_System__set_hooks_for_shortcodes_modules_and_addons');
+		$this->loader->getShared('EventEspresso\core\services\assets\Registry');
+	}
+
+
+
+	/**
+	 * initialize
+	 * this is the best place to begin initializing client code
+	 *
+	 * @access public
+	 * @return void
+	 */
+	public function initialize()
+	{
+		do_action('AHEE__EE_System__initialize');
+	}
+
+
+
+	/**
+	 * initialize_last
+	 * this is run really late during the WP init hook point, and ensures that mostly everything else that needs to
+	 * initialize has done so
+	 *
+	 * @access public
+	 * @return void
+	 */
+	public function initialize_last()
+	{
+		do_action('AHEE__EE_System__initialize_last');
+		add_action('admin_bar_init', array($this, 'addEspressoToolbar'));
+	}
+
+
+
+	/**
+	 * @return void
+	 * @throws EE_Error
+	 */
+	public function addEspressoToolbar()
+	{
+		$this->loader->getShared(
+			'EventEspresso\core\domain\services\admin\AdminToolBar',
+			array($this->registry->CAP)
+		);
+	}
+
+
+
+	/**
+	 * do_not_cache
+	 * sets no cache headers and defines no cache constants for WP plugins
+	 *
+	 * @access public
+	 * @return void
+	 */
+	public static function do_not_cache()
+	{
+		// set no cache constants
+		if (! defined('DONOTCACHEPAGE')) {
+			define('DONOTCACHEPAGE', true);
+		}
+		if (! defined('DONOTCACHCEOBJECT')) {
+			define('DONOTCACHCEOBJECT', true);
+		}
+		if (! defined('DONOTCACHEDB')) {
+			define('DONOTCACHEDB', true);
+		}
+		// add no cache headers
+		add_action('send_headers', array('EE_System', 'nocache_headers'), 10);
+		// plus a little extra for nginx and Google Chrome
+		add_filter('nocache_headers', array('EE_System', 'extra_nocache_headers'), 10, 1);
+		// prevent browsers from prefetching of the rel='next' link, because it may contain content that interferes with the registration process
+		remove_action('wp_head', 'adjacent_posts_rel_link_wp_head');
+	}
+
+
+
+	/**
+	 *    extra_nocache_headers
+	 *
+	 * @access    public
+	 * @param $headers
+	 * @return    array
+	 */
+	public static function extra_nocache_headers($headers)
+	{
+		// for NGINX
+		$headers['X-Accel-Expires'] = 0;
+		// plus extra for Google Chrome since it doesn't seem to respect "no-cache", but WILL respect "no-store"
+		$headers['Cache-Control'] = 'no-store, no-cache, must-revalidate, max-age=0';
+		return $headers;
+	}
+
+
+
+	/**
+	 *    nocache_headers
+	 *
+	 * @access    public
+	 * @return    void
+	 */
+	public static function nocache_headers()
+	{
+		nocache_headers();
+	}
+
+
+
+
+	/**
+	 * simply hooks into "wp_list_pages_exclude" filter (for wp_list_pages method) and makes sure EE critical pages are
+	 * never returned with the function.
+	 *
+	 * @param  array $exclude_array any existing pages being excluded are in this array.
+	 * @return array
+	 */
+	public function remove_pages_from_wp_list_pages($exclude_array)
+	{
+		return array_merge($exclude_array, $this->registry->CFG->core->get_critical_pages_array());
+	}
 
 
 

espresso.php

Indentation +219 added lines, -219 removed lines

@@ -1,5 +1,5 @@ 
 <?php if ( ! defined('ABSPATH')) {
-    exit('No direct script access allowed');
+	exit('No direct script access allowed');
 }
 /*
   Plugin Name:		Event Espresso
@@ -40,243 +40,243 @@ 
  * @since            4.0
  */
 if (function_exists('espresso_version')) {
-    /**
-     *    espresso_duplicate_plugin_error
-     *    displays if more than one version of EE is activated at the same time
-     */
-    function espresso_duplicate_plugin_error()
-    {
-        ?>
+	/**
+	 *    espresso_duplicate_plugin_error
+	 *    displays if more than one version of EE is activated at the same time
+	 */
+	function espresso_duplicate_plugin_error()
+	{
+		?>
         <div class="error">
             <p>
                 <?php echo esc_html__(
-                        'Can not run multiple versions of Event Espresso! One version has been automatically deactivated. Please verify that you have the correct version you want still active.',
-                        'event_espresso'
-                ); ?>
+						'Can not run multiple versions of Event Espresso! One version has been automatically deactivated. Please verify that you have the correct version you want still active.',
+						'event_espresso'
+				); ?>
             </p>
         </div>
         <?php
-        espresso_deactivate_plugin(plugin_basename(__FILE__));
-    }
+		espresso_deactivate_plugin(plugin_basename(__FILE__));
+	}
 
-    add_action('admin_notices', 'espresso_duplicate_plugin_error', 1);
+	add_action('admin_notices', 'espresso_duplicate_plugin_error', 1);
 } else {
-    define('EE_MIN_PHP_VER_REQUIRED', '5.3.9');
-    if ( ! version_compare(PHP_VERSION, EE_MIN_PHP_VER_REQUIRED, '>=')) {
-        /**
-         * espresso_minimum_php_version_error
-         *
-         * @return void
-         */
-        function espresso_minimum_php_version_error()
-        {
-            ?>
+	define('EE_MIN_PHP_VER_REQUIRED', '5.3.9');
+	if ( ! version_compare(PHP_VERSION, EE_MIN_PHP_VER_REQUIRED, '>=')) {
+		/**
+		 * espresso_minimum_php_version_error
+		 *
+		 * @return void
+		 */
+		function espresso_minimum_php_version_error()
+		{
+			?>
             <div class="error">
                 <p>
                     <?php
-                    printf(
-                            esc_html__(
-                                    'We\'re sorry, but Event Espresso requires PHP version %1$s or greater in order to operate. You are currently running version %2$s.%3$sIn order to update your version of PHP, you will need to contact your current hosting provider.%3$sFor information on stable PHP versions, please go to %4$s.',
-                                    'event_espresso'
-                            ),
-                            EE_MIN_PHP_VER_REQUIRED,
-                            PHP_VERSION,
-                            '<br/>',
-                            '<a href="http://php.net/downloads.php">http://php.net/downloads.php</a>'
-                    );
-                    ?>
+					printf(
+							esc_html__(
+									'We\'re sorry, but Event Espresso requires PHP version %1$s or greater in order to operate. You are currently running version %2$s.%3$sIn order to update your version of PHP, you will need to contact your current hosting provider.%3$sFor information on stable PHP versions, please go to %4$s.',
+									'event_espresso'
+							),
+							EE_MIN_PHP_VER_REQUIRED,
+							PHP_VERSION,
+							'<br/>',
+							'<a href="http://php.net/downloads.php">http://php.net/downloads.php</a>'
+					);
+					?>
                 </p>
             </div>
             <?php
-            espresso_deactivate_plugin(plugin_basename(__FILE__));
-        }
+			espresso_deactivate_plugin(plugin_basename(__FILE__));
+		}
 
-        add_action('admin_notices', 'espresso_minimum_php_version_error', 1);
-    } else {
-        /**
-         * espresso_version
-         * Returns the plugin version
-         *
-         * @return string
-         */
-        function espresso_version()
-        {
-            return apply_filters('FHEE__espresso__espresso_version', '4.9.46.rc.043');
-        }
+		add_action('admin_notices', 'espresso_minimum_php_version_error', 1);
+	} else {
+		/**
+		 * espresso_version
+		 * Returns the plugin version
+		 *
+		 * @return string
+		 */
+		function espresso_version()
+		{
+			return apply_filters('FHEE__espresso__espresso_version', '4.9.46.rc.043');
+		}
 
-        // define versions
-        define('EVENT_ESPRESSO_VERSION', espresso_version());
-        define('EE_MIN_WP_VER_REQUIRED', '4.1');
-        define('EE_MIN_WP_VER_RECOMMENDED', '4.4.2');
-        define('EE_MIN_PHP_VER_RECOMMENDED', '5.4.44');
-        define('EVENT_ESPRESSO_MAIN_FILE', __FILE__);
-        //used to be DIRECTORY_SEPARATOR, but that caused issues on windows
-        if ( ! defined('DS')) {
-            define('DS', '/');
-        }
-        if ( ! defined('PS')) {
-            define('PS', PATH_SEPARATOR);
-        }
-        if ( ! defined('SP')) {
-            define('SP', ' ');
-        }
-        if ( ! defined('EENL')) {
-            define('EENL', "\n");
-        }
-        define('EE_SUPPORT_EMAIL', 'support@eventespresso.com');
-        // define the plugin directory and URL
-        define('EE_PLUGIN_BASENAME', plugin_basename(EVENT_ESPRESSO_MAIN_FILE));
-        define('EE_PLUGIN_DIR_PATH', plugin_dir_path(EVENT_ESPRESSO_MAIN_FILE));
-        define('EE_PLUGIN_DIR_URL', plugin_dir_url(EVENT_ESPRESSO_MAIN_FILE));
-        // main root folder paths
-        define('EE_ADMIN_PAGES', EE_PLUGIN_DIR_PATH . 'admin_pages' . DS);
-        define('EE_CORE', EE_PLUGIN_DIR_PATH . 'core' . DS);
-        define('EE_MODULES', EE_PLUGIN_DIR_PATH . 'modules' . DS);
-        define('EE_PUBLIC', EE_PLUGIN_DIR_PATH . 'public' . DS);
-        define('EE_SHORTCODES', EE_PLUGIN_DIR_PATH . 'shortcodes' . DS);
-        define('EE_WIDGETS', EE_PLUGIN_DIR_PATH . 'widgets' . DS);
-        define('EE_PAYMENT_METHODS', EE_PLUGIN_DIR_PATH . 'payment_methods' . DS);
-        define('EE_CAFF_PATH', EE_PLUGIN_DIR_PATH . 'caffeinated' . DS);
-        // core system paths
-        define('EE_ADMIN', EE_CORE . 'admin' . DS);
-        define('EE_CPTS', EE_CORE . 'CPTs' . DS);
-        define('EE_CLASSES', EE_CORE . 'db_classes' . DS);
-        define('EE_INTERFACES', EE_CORE . 'interfaces' . DS);
-        define('EE_BUSINESS', EE_CORE . 'business' . DS);
-        define('EE_MODELS', EE_CORE . 'db_models' . DS);
-        define('EE_HELPERS', EE_CORE . 'helpers' . DS);
-        define('EE_LIBRARIES', EE_CORE . 'libraries' . DS);
-        define('EE_TEMPLATES', EE_CORE . 'templates' . DS);
-        define('EE_THIRD_PARTY', EE_CORE . 'third_party_libs' . DS);
-        define('EE_GLOBAL_ASSETS', EE_TEMPLATES . 'global_assets' . DS);
-        define('EE_FORM_SECTIONS', EE_LIBRARIES . 'form_sections' . DS);
-        // gateways
-        define('EE_GATEWAYS', EE_MODULES . 'gateways' . DS);
-        define('EE_GATEWAYS_URL', EE_PLUGIN_DIR_URL . 'modules' . DS . 'gateways' . DS);
-        // asset URL paths
-        define('EE_TEMPLATES_URL', EE_PLUGIN_DIR_URL . 'core' . DS . 'templates' . DS);
-        define('EE_GLOBAL_ASSETS_URL', EE_TEMPLATES_URL . 'global_assets' . DS);
-        define('EE_IMAGES_URL', EE_GLOBAL_ASSETS_URL . 'images' . DS);
-        define('EE_THIRD_PARTY_URL', EE_PLUGIN_DIR_URL . 'core' . DS . 'third_party_libs' . DS);
-        define('EE_HELPERS_ASSETS', EE_PLUGIN_DIR_URL . 'core/helpers/assets/');
-        define('EE_LIBRARIES_URL', EE_PLUGIN_DIR_URL . 'core/libraries/');
-        // define upload paths
-        $uploads = wp_upload_dir();
-        // define the uploads directory and URL
-        define('EVENT_ESPRESSO_UPLOAD_DIR', $uploads['basedir'] . DS . 'espresso' . DS);
-        define('EVENT_ESPRESSO_UPLOAD_URL', $uploads['baseurl'] . DS . 'espresso' . DS);
-        // define the templates directory and URL
-        define('EVENT_ESPRESSO_TEMPLATE_DIR', $uploads['basedir'] . DS . 'espresso' . DS . 'templates' . DS);
-        define('EVENT_ESPRESSO_TEMPLATE_URL', $uploads['baseurl'] . DS . 'espresso' . DS . 'templates' . DS);
-        // define the gateway directory and URL
-        define('EVENT_ESPRESSO_GATEWAY_DIR', $uploads['basedir'] . DS . 'espresso' . DS . 'gateways' . DS);
-        define('EVENT_ESPRESSO_GATEWAY_URL', $uploads['baseurl'] . DS . 'espresso' . DS . 'gateways' . DS);
-        // languages folder/path
-        define('EE_LANGUAGES_SAFE_LOC', '..' . DS . 'uploads' . DS . 'espresso' . DS . 'languages' . DS);
-        define('EE_LANGUAGES_SAFE_DIR', EVENT_ESPRESSO_UPLOAD_DIR . 'languages' . DS);
-        //check for dompdf fonts in uploads
-        if (file_exists(EVENT_ESPRESSO_UPLOAD_DIR . 'fonts' . DS)) {
-            define('DOMPDF_FONT_DIR', EVENT_ESPRESSO_UPLOAD_DIR . 'fonts' . DS);
-        }
-        //ajax constants
-        define(
-                'EE_FRONT_AJAX',
-                isset($_REQUEST['ee_front_ajax']) || isset($_REQUEST['data']['ee_front_ajax']) ? true : false
-        );
-        define(
-                'EE_ADMIN_AJAX',
-                isset($_REQUEST['ee_admin_ajax']) || isset($_REQUEST['data']['ee_admin_ajax']) ? true : false
-        );
-        //just a handy constant occasionally needed for finding values representing infinity in the DB
-        //you're better to use this than its straight value (currently -1) in case you ever
-        //want to change its default value! or find when -1 means infinity
-        define('EE_INF_IN_DB', -1);
-        define('EE_INF', INF > (float)PHP_INT_MAX ? INF : PHP_INT_MAX);
-        define('EE_DEBUG', false);
-        // for older WP versions
-        if ( ! defined('MONTH_IN_SECONDS')) {
-            define('MONTH_IN_SECONDS', DAY_IN_SECONDS * 30);
-        }
-        /**
-         *    espresso_plugin_activation
-         *    adds a wp-option to indicate that EE has been activated via the WP admin plugins page
-         */
-        function espresso_plugin_activation()
-        {
-            update_option('ee_espresso_activation', true);
-        }
+		// define versions
+		define('EVENT_ESPRESSO_VERSION', espresso_version());
+		define('EE_MIN_WP_VER_REQUIRED', '4.1');
+		define('EE_MIN_WP_VER_RECOMMENDED', '4.4.2');
+		define('EE_MIN_PHP_VER_RECOMMENDED', '5.4.44');
+		define('EVENT_ESPRESSO_MAIN_FILE', __FILE__);
+		//used to be DIRECTORY_SEPARATOR, but that caused issues on windows
+		if ( ! defined('DS')) {
+			define('DS', '/');
+		}
+		if ( ! defined('PS')) {
+			define('PS', PATH_SEPARATOR);
+		}
+		if ( ! defined('SP')) {
+			define('SP', ' ');
+		}
+		if ( ! defined('EENL')) {
+			define('EENL', "\n");
+		}
+		define('EE_SUPPORT_EMAIL', 'support@eventespresso.com');
+		// define the plugin directory and URL
+		define('EE_PLUGIN_BASENAME', plugin_basename(EVENT_ESPRESSO_MAIN_FILE));
+		define('EE_PLUGIN_DIR_PATH', plugin_dir_path(EVENT_ESPRESSO_MAIN_FILE));
+		define('EE_PLUGIN_DIR_URL', plugin_dir_url(EVENT_ESPRESSO_MAIN_FILE));
+		// main root folder paths
+		define('EE_ADMIN_PAGES', EE_PLUGIN_DIR_PATH . 'admin_pages' . DS);
+		define('EE_CORE', EE_PLUGIN_DIR_PATH . 'core' . DS);
+		define('EE_MODULES', EE_PLUGIN_DIR_PATH . 'modules' . DS);
+		define('EE_PUBLIC', EE_PLUGIN_DIR_PATH . 'public' . DS);
+		define('EE_SHORTCODES', EE_PLUGIN_DIR_PATH . 'shortcodes' . DS);
+		define('EE_WIDGETS', EE_PLUGIN_DIR_PATH . 'widgets' . DS);
+		define('EE_PAYMENT_METHODS', EE_PLUGIN_DIR_PATH . 'payment_methods' . DS);
+		define('EE_CAFF_PATH', EE_PLUGIN_DIR_PATH . 'caffeinated' . DS);
+		// core system paths
+		define('EE_ADMIN', EE_CORE . 'admin' . DS);
+		define('EE_CPTS', EE_CORE . 'CPTs' . DS);
+		define('EE_CLASSES', EE_CORE . 'db_classes' . DS);
+		define('EE_INTERFACES', EE_CORE . 'interfaces' . DS);
+		define('EE_BUSINESS', EE_CORE . 'business' . DS);
+		define('EE_MODELS', EE_CORE . 'db_models' . DS);
+		define('EE_HELPERS', EE_CORE . 'helpers' . DS);
+		define('EE_LIBRARIES', EE_CORE . 'libraries' . DS);
+		define('EE_TEMPLATES', EE_CORE . 'templates' . DS);
+		define('EE_THIRD_PARTY', EE_CORE . 'third_party_libs' . DS);
+		define('EE_GLOBAL_ASSETS', EE_TEMPLATES . 'global_assets' . DS);
+		define('EE_FORM_SECTIONS', EE_LIBRARIES . 'form_sections' . DS);
+		// gateways
+		define('EE_GATEWAYS', EE_MODULES . 'gateways' . DS);
+		define('EE_GATEWAYS_URL', EE_PLUGIN_DIR_URL . 'modules' . DS . 'gateways' . DS);
+		// asset URL paths
+		define('EE_TEMPLATES_URL', EE_PLUGIN_DIR_URL . 'core' . DS . 'templates' . DS);
+		define('EE_GLOBAL_ASSETS_URL', EE_TEMPLATES_URL . 'global_assets' . DS);
+		define('EE_IMAGES_URL', EE_GLOBAL_ASSETS_URL . 'images' . DS);
+		define('EE_THIRD_PARTY_URL', EE_PLUGIN_DIR_URL . 'core' . DS . 'third_party_libs' . DS);
+		define('EE_HELPERS_ASSETS', EE_PLUGIN_DIR_URL . 'core/helpers/assets/');
+		define('EE_LIBRARIES_URL', EE_PLUGIN_DIR_URL . 'core/libraries/');
+		// define upload paths
+		$uploads = wp_upload_dir();
+		// define the uploads directory and URL
+		define('EVENT_ESPRESSO_UPLOAD_DIR', $uploads['basedir'] . DS . 'espresso' . DS);
+		define('EVENT_ESPRESSO_UPLOAD_URL', $uploads['baseurl'] . DS . 'espresso' . DS);
+		// define the templates directory and URL
+		define('EVENT_ESPRESSO_TEMPLATE_DIR', $uploads['basedir'] . DS . 'espresso' . DS . 'templates' . DS);
+		define('EVENT_ESPRESSO_TEMPLATE_URL', $uploads['baseurl'] . DS . 'espresso' . DS . 'templates' . DS);
+		// define the gateway directory and URL
+		define('EVENT_ESPRESSO_GATEWAY_DIR', $uploads['basedir'] . DS . 'espresso' . DS . 'gateways' . DS);
+		define('EVENT_ESPRESSO_GATEWAY_URL', $uploads['baseurl'] . DS . 'espresso' . DS . 'gateways' . DS);
+		// languages folder/path
+		define('EE_LANGUAGES_SAFE_LOC', '..' . DS . 'uploads' . DS . 'espresso' . DS . 'languages' . DS);
+		define('EE_LANGUAGES_SAFE_DIR', EVENT_ESPRESSO_UPLOAD_DIR . 'languages' . DS);
+		//check for dompdf fonts in uploads
+		if (file_exists(EVENT_ESPRESSO_UPLOAD_DIR . 'fonts' . DS)) {
+			define('DOMPDF_FONT_DIR', EVENT_ESPRESSO_UPLOAD_DIR . 'fonts' . DS);
+		}
+		//ajax constants
+		define(
+				'EE_FRONT_AJAX',
+				isset($_REQUEST['ee_front_ajax']) || isset($_REQUEST['data']['ee_front_ajax']) ? true : false
+		);
+		define(
+				'EE_ADMIN_AJAX',
+				isset($_REQUEST['ee_admin_ajax']) || isset($_REQUEST['data']['ee_admin_ajax']) ? true : false
+		);
+		//just a handy constant occasionally needed for finding values representing infinity in the DB
+		//you're better to use this than its straight value (currently -1) in case you ever
+		//want to change its default value! or find when -1 means infinity
+		define('EE_INF_IN_DB', -1);
+		define('EE_INF', INF > (float)PHP_INT_MAX ? INF : PHP_INT_MAX);
+		define('EE_DEBUG', false);
+		// for older WP versions
+		if ( ! defined('MONTH_IN_SECONDS')) {
+			define('MONTH_IN_SECONDS', DAY_IN_SECONDS * 30);
+		}
+		/**
+		 *    espresso_plugin_activation
+		 *    adds a wp-option to indicate that EE has been activated via the WP admin plugins page
+		 */
+		function espresso_plugin_activation()
+		{
+			update_option('ee_espresso_activation', true);
+		}
 
-        register_activation_hook(EVENT_ESPRESSO_MAIN_FILE, 'espresso_plugin_activation');
-        /**
-         *    espresso_load_error_handling
-         *    this function loads EE's class for handling exceptions and errors
-         */
-        function espresso_load_error_handling()
-        {
-            // load debugging tools
-            if (WP_DEBUG === true && is_readable(EE_HELPERS . 'EEH_Debug_Tools.helper.php')) {
-                require_once(EE_HELPERS . 'EEH_Debug_Tools.helper.php');
-                EEH_Debug_Tools::instance();
-            }
-            // load error handling
-            if (is_readable(EE_CORE . 'EE_Error.core.php')) {
-                require_once(EE_CORE . 'EE_Error.core.php');
-            } else {
-                wp_die(esc_html__('The EE_Error core class could not be loaded.', 'event_espresso'));
-            }
-        }
+		register_activation_hook(EVENT_ESPRESSO_MAIN_FILE, 'espresso_plugin_activation');
+		/**
+		 *    espresso_load_error_handling
+		 *    this function loads EE's class for handling exceptions and errors
+		 */
+		function espresso_load_error_handling()
+		{
+			// load debugging tools
+			if (WP_DEBUG === true && is_readable(EE_HELPERS . 'EEH_Debug_Tools.helper.php')) {
+				require_once(EE_HELPERS . 'EEH_Debug_Tools.helper.php');
+				EEH_Debug_Tools::instance();
+			}
+			// load error handling
+			if (is_readable(EE_CORE . 'EE_Error.core.php')) {
+				require_once(EE_CORE . 'EE_Error.core.php');
+			} else {
+				wp_die(esc_html__('The EE_Error core class could not be loaded.', 'event_espresso'));
+			}
+		}
 
-        /**
-         *    espresso_load_required
-         *    given a class name and path, this function will load that file or throw an exception
-         *
-         * @param    string $classname
-         * @param    string $full_path_to_file
-         * @throws    EE_Error
-         */
-        function espresso_load_required($classname, $full_path_to_file)
-        {
-            static $error_handling_loaded = false;
-            if ( ! $error_handling_loaded) {
-                espresso_load_error_handling();
-                $error_handling_loaded = true;
-            }
-            if (is_readable($full_path_to_file)) {
-                require_once($full_path_to_file);
-            } else {
-                throw new EE_Error (
-                        sprintf(
-                                esc_html__(
-                                        'The %s class file could not be located or is not readable due to file permissions.',
-                                        'event_espresso'
-                                ),
-                                $classname
-                        )
-                );
-            }
-        }
+		/**
+		 *    espresso_load_required
+		 *    given a class name and path, this function will load that file or throw an exception
+		 *
+		 * @param    string $classname
+		 * @param    string $full_path_to_file
+		 * @throws    EE_Error
+		 */
+		function espresso_load_required($classname, $full_path_to_file)
+		{
+			static $error_handling_loaded = false;
+			if ( ! $error_handling_loaded) {
+				espresso_load_error_handling();
+				$error_handling_loaded = true;
+			}
+			if (is_readable($full_path_to_file)) {
+				require_once($full_path_to_file);
+			} else {
+				throw new EE_Error (
+						sprintf(
+								esc_html__(
+										'The %s class file could not be located or is not readable due to file permissions.',
+										'event_espresso'
+								),
+								$classname
+						)
+				);
+			}
+		}
 
-        espresso_load_required('EEH_Base', EE_CORE . 'helpers' . DS . 'EEH_Base.helper.php');
-        espresso_load_required('EEH_File', EE_CORE . 'helpers' . DS . 'EEH_File.helper.php');
-        espresso_load_required('EE_Bootstrap', EE_CORE . 'EE_Bootstrap.core.php');
-        new EE_Bootstrap();
-    }
+		espresso_load_required('EEH_Base', EE_CORE . 'helpers' . DS . 'EEH_Base.helper.php');
+		espresso_load_required('EEH_File', EE_CORE . 'helpers' . DS . 'EEH_File.helper.php');
+		espresso_load_required('EE_Bootstrap', EE_CORE . 'EE_Bootstrap.core.php');
+		new EE_Bootstrap();
+	}
 }
 if ( ! function_exists('espresso_deactivate_plugin')) {
-    /**
-     *    deactivate_plugin
-     * usage:  espresso_deactivate_plugin( plugin_basename( __FILE__ ));
-     *
-     * @access public
-     * @param string $plugin_basename - the results of plugin_basename( __FILE__ ) for the plugin's main file
-     * @return    void
-     */
-    function espresso_deactivate_plugin($plugin_basename = '')
-    {
-        if ( ! function_exists('deactivate_plugins')) {
-            require_once(ABSPATH . 'wp-admin/includes/plugin.php');
-        }
-        unset($_GET['activate'], $_REQUEST['activate']);
-        deactivate_plugins($plugin_basename);
-    }
+	/**
+	 *    deactivate_plugin
+	 * usage:  espresso_deactivate_plugin( plugin_basename( __FILE__ ));
+	 *
+	 * @access public
+	 * @param string $plugin_basename - the results of plugin_basename( __FILE__ ) for the plugin's main file
+	 * @return    void
+	 */
+	function espresso_deactivate_plugin($plugin_basename = '')
+	{
+		if ( ! function_exists('deactivate_plugins')) {
+			require_once(ABSPATH . 'wp-admin/includes/plugin.php');
+		}
+		unset($_GET['activate'], $_REQUEST['activate']);
+		deactivate_plugins($plugin_basename);
+	}
 }
\ No newline at end of file

core/EE_Dependency_Map.core.php

Indentation +788 added lines, -788 removed lines

@@ -5,7 +5,7 @@ 
 use EventEspresso\core\services\loaders\LoaderInterface;
 
 if (! defined('EVENT_ESPRESSO_VERSION')) {
-    exit('No direct script access allowed');
+	exit('No direct script access allowed');
 }
 
 
@@ -22,793 +22,793 @@ 
 class EE_Dependency_Map
 {
 
-    /**
-     * This means that the requested class dependency is not present in the dependency map
-     */
-    const not_registered = 0;
-
-    /**
-     * This instructs class loaders to ALWAYS return a newly instantiated object for the requested class.
-     */
-    const load_new_object = 1;
-
-    /**
-     * This instructs class loaders to return a previously instantiated and cached object for the requested class.
-     * IF a previously instantiated object does not exist, a new one will be created and added to the cache.
-     */
-    const load_from_cache = 2;
-
-    /**
-     * When registering a dependency,
-     * this indicates to keep any existing dependencies that already exist,
-     * and simply discard any new dependencies declared in the incoming data
-     */
-    const KEEP_EXISTING_DEPENDENCIES = 0;
-
-    /**
-     * When registering a dependency,
-     * this indicates to overwrite any existing dependencies that already exist using the incoming data
-     */
-    const OVERWRITE_DEPENDENCIES = 1;
-
-
-
-    /**
-     * @type EE_Dependency_Map $_instance
-     */
-    protected static $_instance;
-
-    /**
-     * @type EE_Request $request
-     */
-    protected $_request;
-
-    /**
-     * @type EE_Response $response
-     */
-    protected $_response;
-
-    /**
-     * @type LoaderInterface $loader
-     */
-    protected $loader;
-
-    /**
-     * @type array $_dependency_map
-     */
-    protected $_dependency_map = array();
-
-    /**
-     * @type array $_class_loaders
-     */
-    protected $_class_loaders = array();
-
-    /**
-     * @type array $_aliases
-     */
-    protected $_aliases = array();
-
-
-
-    /**
-     * EE_Dependency_Map constructor.
-     *
-     * @param EE_Request  $request
-     * @param EE_Response $response
-     */
-    protected function __construct(EE_Request $request, EE_Response $response)
-    {
-        $this->_request = $request;
-        $this->_response = $response;
-        add_action('EE_Load_Espresso_Core__handle_request__initialize_core_loading', array($this, 'initialize'));
-        do_action('EE_Dependency_Map____construct');
-    }
-
-
-
-    /**
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws InvalidArgumentException
-     */
-    public function initialize()
-    {
-        $this->_register_core_dependencies();
-        $this->_register_core_class_loaders();
-        $this->_register_core_aliases();
-    }
-
-
-
-    /**
-     * @singleton method used to instantiate class object
-     * @access    public
-     * @param EE_Request  $request
-     * @param EE_Response $response
-     * @return EE_Dependency_Map
-     */
-    public static function instance(EE_Request $request = null, EE_Response $response = null)
-    {
-        // check if class object is instantiated, and instantiated properly
-        if (! self::$_instance instanceof EE_Dependency_Map) {
-            self::$_instance = new EE_Dependency_Map($request, $response);
-        }
-        return self::$_instance;
-    }
-
-
-
-    /**
-     * @param LoaderInterface $loader
-     */
-    public function setLoader(LoaderInterface $loader)
-    {
-        $this->loader = $loader;
-    }
-
-
-
-    /**
-     * @param string $class
-     * @param array  $dependencies
-     * @param int    $overwrite
-     * @return bool
-     */
-    public static function register_dependencies(
-        $class,
-        array $dependencies,
-        $overwrite = EE_Dependency_Map::KEEP_EXISTING_DEPENDENCIES
-    ) {
-        return self::$_instance->registerDependencies($class, $dependencies, $overwrite);
-    }
-
-
-
-    /**
-     * Assigns an array of class names and corresponding load sources (new or cached)
-     * to the class specified by the first parameter.
-     * IMPORTANT !!!
-     * The order of elements in the incoming $dependencies array MUST match
-     * the order of the constructor parameters for the class in question.
-     * This is especially important when overriding any existing dependencies that are registered.
-     * the third parameter controls whether any duplicate dependencies are overwritten or not.
-     *
-     * @param string $class
-     * @param array  $dependencies
-     * @param int    $overwrite
-     * @return bool
-     */
-    public function registerDependencies(
-        $class,
-        array $dependencies,
-        $overwrite = EE_Dependency_Map::KEEP_EXISTING_DEPENDENCIES
-    ) {
-        $class = trim($class, '\\');
-        $registered = false;
-        if (empty(self::$_instance->_dependency_map[ $class ])) {
-            self::$_instance->_dependency_map[ $class ] = array();
-        }
-        // we need to make sure that any aliases used when registering a dependency
-        // get resolved to the correct class name
-        foreach ((array)$dependencies as $dependency => $load_source) {
-            $alias = self::$_instance->get_alias($dependency);
-            if (
-                $overwrite === EE_Dependency_Map::OVERWRITE_DEPENDENCIES
-                || ! isset(self::$_instance->_dependency_map[ $class ][ $alias ])
-            ) {
-                unset($dependencies[$dependency]);
-                $dependencies[$alias] = $load_source;
-                $registered = true;
-            }
-        }
-        // now add our two lists of dependencies together.
-        // using Union (+=) favours the arrays in precedence from left to right,
-        // so $dependencies is NOT overwritten because it is listed first
-        // ie: with A = B + C, entries in B take precedence over duplicate entries in C
-        // Union is way faster than array_merge() but should be used with caution...
-        // especially with numerically indexed arrays
-        $dependencies += self::$_instance->_dependency_map[ $class ];
-        // now we need to ensure that the resulting dependencies
-        // array only has the entries that are required for the class
-        // so first count how many dependencies were originally registered for the class
-        $dependency_count = count(self::$_instance->_dependency_map[ $class ]);
-        // if that count is non-zero (meaning dependencies were already registered)
-        self::$_instance->_dependency_map[ $class ] = $dependency_count
-            // then truncate the  final array to match that count
-            ? array_slice($dependencies, 0, $dependency_count)
-            // otherwise just take the incoming array because nothing previously existed
-            : $dependencies;
-        return $registered;
-    }
-
-
-
-    /**
-     * @param string $class_name
-     * @param string $loader
-     * @return bool
-     * @throws DomainException
-     */
-    public static function register_class_loader($class_name, $loader = 'load_core')
-    {
-        if (! $loader instanceof Closure && strpos($class_name, '\\') !== false) {
-            throw new DomainException(
-                esc_html__('Don\'t use class loaders for FQCNs.', 'event_espresso')
-            );
-        }
-        // check that loader is callable or method starts with "load_" and exists in EE_Registry
-        if (
-            ! is_callable($loader)
-            && (
-                strpos($loader, 'load_') !== 0
-                || ! method_exists('EE_Registry', $loader)
-            )
-        ) {
-            throw new DomainException(
-                sprintf(
-                    esc_html__(
-                        '"%1$s" is not a valid loader method on EE_Registry.',
-                        'event_espresso'
-                    ),
-                    $loader
-                )
-            );
-        }
-        $class_name = self::$_instance->get_alias($class_name);
-        if (! isset(self::$_instance->_class_loaders[$class_name])) {
-            self::$_instance->_class_loaders[$class_name] = $loader;
-            return true;
-        }
-        return false;
-    }
-
-
-
-    /**
-     * @return array
-     */
-    public function dependency_map()
-    {
-        return $this->_dependency_map;
-    }
-
-
-
-    /**
-     * returns TRUE if dependency map contains a listing for the provided class name
-     *
-     * @param string $class_name
-     * @return boolean
-     */
-    public function has($class_name = '')
-    {
-        // all legacy models have the same dependencies
-        if (strpos($class_name, 'EEM_') === 0) {
-            $class_name = 'LEGACY_MODELS';
-        }
-        return isset($this->_dependency_map[$class_name]) ? true : false;
-    }
-
-
-
-    /**
-     * returns TRUE if dependency map contains a listing for the provided class name AND dependency
-     *
-     * @param string $class_name
-     * @param string $dependency
-     * @return bool
-     */
-    public function has_dependency_for_class($class_name = '', $dependency = '')
-    {
-        // all legacy models have the same dependencies
-        if (strpos($class_name, 'EEM_') === 0) {
-            $class_name = 'LEGACY_MODELS';
-        }
-        $dependency = $this->get_alias($dependency);
-        return isset($this->_dependency_map[$class_name], $this->_dependency_map[$class_name][$dependency])
-            ? true
-            : false;
-    }
-
-
-
-    /**
-     * returns loading strategy for whether a previously cached dependency should be loaded or a new instance returned
-     *
-     * @param string $class_name
-     * @param string $dependency
-     * @return int
-     */
-    public function loading_strategy_for_class_dependency($class_name = '', $dependency = '')
-    {
-        // all legacy models have the same dependencies
-        if (strpos($class_name, 'EEM_') === 0) {
-            $class_name = 'LEGACY_MODELS';
-        }
-        $dependency = $this->get_alias($dependency);
-        return $this->has_dependency_for_class($class_name, $dependency)
-            ? $this->_dependency_map[$class_name][$dependency]
-            : EE_Dependency_Map::not_registered;
-    }
-
-
-
-    /**
-     * @param string $class_name
-     * @return string | Closure
-     */
-    public function class_loader($class_name)
-    {
-        // all legacy models use load_model()
-        if(strpos($class_name, 'EEM_') === 0){
-            return 'load_model';
-        }
-        $class_name = $this->get_alias($class_name);
-        return isset($this->_class_loaders[$class_name]) ? $this->_class_loaders[$class_name] : '';
-    }
-
-
-
-    /**
-     * @return array
-     */
-    public function class_loaders()
-    {
-        return $this->_class_loaders;
-    }
-
-
-
-    /**
-     * adds an alias for a classname
-     *
-     * @param string $class_name the class name that should be used (concrete class to replace interface)
-     * @param string $alias      the class name that would be type hinted for (abstract parent or interface)
-     * @param string $for_class  the class that has the dependency (is type hinting for the interface)
-     */
-    public function add_alias($class_name, $alias, $for_class = '')
-    {
-        if ($for_class !== '') {
-            if (! isset($this->_aliases[$for_class])) {
-                $this->_aliases[$for_class] = array();
-            }
-            $this->_aliases[$for_class][$class_name] = $alias;
-        }
-        $this->_aliases[$class_name] = $alias;
-    }
-
-
-
-    /**
-     * returns TRUE if the provided class name has an alias
-     *
-     * @param string $class_name
-     * @param string $for_class
-     * @return bool
-     */
-    public function has_alias($class_name = '', $for_class = '')
-    {
-        return isset($this->_aliases[$for_class], $this->_aliases[$for_class][$class_name])
-               || (
-                   isset($this->_aliases[$class_name])
-                   && ! is_array($this->_aliases[$class_name])
-               );
-    }
-
-
-
-    /**
-     * returns alias for class name if one exists, otherwise returns the original classname
-     * functions recursively, so that multiple aliases can be used to drill down to a classname
-     *  for example:
-     *      if the following two entries were added to the _aliases array:
-     *          array(
-     *              'interface_alias'           => 'some\namespace\interface'
-     *              'some\namespace\interface'  => 'some\namespace\classname'
-     *          )
-     *      then one could use EE_Registry::instance()->create( 'interface_alias' )
-     *      to load an instance of 'some\namespace\classname'
-     *
-     * @param string $class_name
-     * @param string $for_class
-     * @return string
-     */
-    public function get_alias($class_name = '', $for_class = '')
-    {
-        if (! $this->has_alias($class_name, $for_class)) {
-            return $class_name;
-        }
-        if ($for_class !== '' && isset($this->_aliases[ $for_class ][ $class_name ])) {
-            return $this->get_alias($this->_aliases[$for_class][$class_name], $for_class);
-        }
-        return $this->get_alias($this->_aliases[$class_name]);
-    }
-
-
-
-    /**
-     * Registers the core dependencies and whether a previously instantiated object should be loaded from the cache,
-     * if one exists, or whether a new object should be generated every time the requested class is loaded.
-     * This is done by using the following class constants:
-     *        EE_Dependency_Map::load_from_cache - loads previously instantiated object
-     *        EE_Dependency_Map::load_new_object - generates a new object every time
-     */
-    protected function _register_core_dependencies()
-    {
-        $this->_dependency_map = array(
-            'EE_Request_Handler'                                                                                          => array(
-                'EE_Request' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_System'                                                                                                   => array(
-                'EE_Registry'                                => EE_Dependency_Map::load_from_cache,
-                'EventEspresso\core\services\loaders\Loader' => EE_Dependency_Map::load_from_cache,
-                'EE_Capabilities'                            => EE_Dependency_Map::load_from_cache,
-                'EE_Request'                                 => EE_Dependency_Map::load_from_cache,
-                'EE_Maintenance_Mode'                        => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_Session'                                                                                                  => array(
-                'EventEspresso\core\services\cache\TransientCacheStorage' => EE_Dependency_Map::load_from_cache,
-                'EE_Encryption'                                           => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_Cart'                                                                                                     => array(
-                'EE_Session' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_Front_Controller'                                                                                         => array(
-                'EE_Registry'              => EE_Dependency_Map::load_from_cache,
-                'EE_Request_Handler'       => EE_Dependency_Map::load_from_cache,
-                'EE_Module_Request_Router' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_Messenger_Collection_Loader'                                                                              => array(
-                'EE_Messenger_Collection' => EE_Dependency_Map::load_new_object,
-            ),
-            'EE_Message_Type_Collection_Loader'                                                                           => array(
-                'EE_Message_Type_Collection' => EE_Dependency_Map::load_new_object,
-            ),
-            'EE_Message_Resource_Manager'                                                                                 => array(
-                'EE_Messenger_Collection_Loader'    => EE_Dependency_Map::load_new_object,
-                'EE_Message_Type_Collection_Loader' => EE_Dependency_Map::load_new_object,
-                'EEM_Message_Template_Group'        => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_Message_Factory'                                                                                          => array(
-                'EE_Message_Resource_Manager' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_messages'                                                                                                 => array(
-                'EE_Message_Resource_Manager' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_Messages_Generator'                                                                                       => array(
-                'EE_Messages_Queue'                    => EE_Dependency_Map::load_new_object,
-                'EE_Messages_Data_Handler_Collection'  => EE_Dependency_Map::load_new_object,
-                'EE_Message_Template_Group_Collection' => EE_Dependency_Map::load_new_object,
-                'EEH_Parse_Shortcodes'                 => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_Messages_Processor'                                                                                       => array(
-                'EE_Message_Resource_Manager' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_Messages_Queue'                                                                                           => array(
-                'EE_Message_Repository' => EE_Dependency_Map::load_new_object,
-            ),
-            'EE_Messages_Template_Defaults'                                                                               => array(
-                'EEM_Message_Template_Group' => EE_Dependency_Map::load_from_cache,
-                'EEM_Message_Template'       => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_Message_To_Generate_From_Request'                                                                         => array(
-                'EE_Message_Resource_Manager' => EE_Dependency_Map::load_from_cache,
-                'EE_Request_Handler'          => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\services\commands\CommandBus'                                                             => array(
-                'EventEspresso\core\services\commands\CommandHandlerManager' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\services\commands\CommandHandler'                                                              => array(
-                'EE_Registry'         => EE_Dependency_Map::load_from_cache,
-                'CommandBusInterface' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\services\commands\CommandHandlerManager'                                                  => array(
-                'EventEspresso\core\services\loaders\Loader' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\services\commands\CompositeCommandHandler'                                                => array(
-                'EventEspresso\core\services\commands\CommandBus'     => EE_Dependency_Map::load_from_cache,
-                'EventEspresso\core\services\commands\CommandFactory' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\services\commands\CommandFactory'                                                         => array(
-                'EventEspresso\core\services\loaders\Loader' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\services\commands\middleware\CapChecker'                                                  => array(
-                'EventEspresso\core\domain\services\capabilities\CapabilitiesChecker' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\domain\services\capabilities\CapabilitiesChecker'                                         => array(
-                'EE_Capabilities' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\domain\services\capabilities\RegistrationsCapChecker'                                     => array(
-                'EE_Capabilities' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\services\commands\registration\CreateRegistrationCommandHandler'                          => array(
-                'EventEspresso\core\domain\services\registration\CreateRegistrationService' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\services\commands\registration\CopyRegistrationDetailsCommandHandler'                     => array(
-                'EventEspresso\core\domain\services\registration\CopyRegistrationService' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\services\commands\registration\CopyRegistrationPaymentsCommandHandler'                    => array(
-                'EventEspresso\core\domain\services\registration\CopyRegistrationService' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\services\commands\registration\CancelRegistrationAndTicketLineItemCommandHandler'         => array(
-                'EventEspresso\core\domain\services\registration\CancelTicketLineItemService' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\services\commands\registration\UpdateRegistrationAndTransactionAfterChangeCommandHandler' => array(
-                'EventEspresso\core\domain\services\registration\UpdateRegistrationService' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\services\commands\ticket\CreateTicketLineItemCommandHandler'                              => array(
-                'EventEspresso\core\domain\services\ticket\CreateTicketLineItemService' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\services\commands\ticket\CancelTicketLineItemCommandHandler'                              => array(
-                'EventEspresso\core\domain\services\ticket\CancelTicketLineItemService' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\domain\services\registration\CancelRegistrationService'                                   => array(
-                'EventEspresso\core\domain\services\ticket\CancelTicketLineItemService' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\services\commands\attendee\CreateAttendeeCommandHandler'                                  => array(
-                'EEM_Attendee' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\services\database\TableManager'                                                           => array(
-                'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_Data_Migration_Class_Base'                                                                                => array(
-                'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
-                'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_DMS_Core_4_1_0'                                                                                           => array(
-                'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
-                'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_DMS_Core_4_2_0'                                                                                           => array(
-                'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
-                'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_DMS_Core_4_3_0'                                                                                           => array(
-                'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
-                'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_DMS_Core_4_4_0'                                                                                           => array(
-                'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
-                'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_DMS_Core_4_5_0'                                                                                           => array(
-                'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
-                'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_DMS_Core_4_6_0'                                                                                           => array(
-                'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
-                'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_DMS_Core_4_7_0'                                                                                           => array(
-                'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
-                'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_DMS_Core_4_8_0'                                                                                           => array(
-                'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
-                'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_DMS_Core_4_9_0'                                                                                           => array(
-                'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
-                'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\services\assets\Registry'                                                                 => array(
-                'EE_Template_Config' => EE_Dependency_Map::load_from_cache,
-                'EE_Currency_Config' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\domain\entities\shortcodes\EspressoCancelled'                                             => array(
-                'EventEspresso\core\services\cache\PostRelatedCacheManager' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\domain\entities\shortcodes\EspressoCheckout'                                              => array(
-                'EventEspresso\core\services\cache\PostRelatedCacheManager' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\domain\entities\shortcodes\EspressoEventAttendees'                                        => array(
-                'EventEspresso\core\services\cache\PostRelatedCacheManager' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\domain\entities\shortcodes\EspressoEvents'                                                => array(
-                'EventEspresso\core\services\cache\PostRelatedCacheManager' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\domain\entities\shortcodes\EspressoThankYou'                                              => array(
-                'EventEspresso\core\services\cache\PostRelatedCacheManager' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\domain\entities\shortcodes\EspressoTicketSelector'                                        => array(
-                'EventEspresso\core\services\cache\PostRelatedCacheManager' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\domain\entities\shortcodes\EspressoTxnPage'                                               => array(
-                'EventEspresso\core\services\cache\PostRelatedCacheManager' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\services\cache\BasicCacheManager'                        => array(
-                'EventEspresso\core\services\cache\TransientCacheStorage' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\services\cache\PostRelatedCacheManager'                  => array(
-                'EventEspresso\core\services\cache\TransientCacheStorage' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\domain\services\validation\email\EmailValidationService' => array(
-                'EE_Registration_Config'                                  => EE_Dependency_Map::load_from_cache,
-                'EventEspresso\core\services\loaders\Loader'              => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\domain\values\EmailAddress'                              => array(
-                null,
-                'EventEspresso\core\domain\services\validation\email\EmailValidationService' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EventEspresso\core\services\orm\ModelFieldFactory' => array(
-                'EventEspresso\core\services\loaders\Loader'              => EE_Dependency_Map::load_from_cache,
-            ),
-            'LEGACY_MODELS'                                                   => array(
-                null,
-                'EventEspresso\core\services\database\ModelFieldFactory' => EE_Dependency_Map::load_from_cache,
-            ),
-            'EE_Module_Request_Router' => array(
-                'EE_Request' => EE_Dependency_Map::load_from_cache,
-            ),
-        );
-    }
-
-
-
-    /**
-     * Registers how core classes are loaded.
-     * This can either be done by simply providing the name of one of the EE_Registry loader methods such as:
-     *        'EE_Request_Handler' => 'load_core'
-     *        'EE_Messages_Queue'  => 'load_lib'
-     *        'EEH_Debug_Tools'    => 'load_helper'
-     * or, if greater control is required, by providing a custom closure. For example:
-     *        'Some_Class' => function () {
-     *            return new Some_Class();
-     *        },
-     * This is required for instantiating dependencies
-     * where an interface has been type hinted in a class constructor. For example:
-     *        'Required_Interface' => function () {
-     *            return new A_Class_That_Implements_Required_Interface();
-     *        },
-     *
-     * @throws InvalidInterfaceException
-     * @throws InvalidDataTypeException
-     * @throws InvalidArgumentException
-     */
-    protected function _register_core_class_loaders()
-    {
-        //for PHP5.3 compat, we need to register any properties called here in a variable because `$this` cannot
-        //be used in a closure.
-        $request = &$this->_request;
-        $response = &$this->_response;
-        // $loader = &$this->loader;
-        $this->_class_loaders = array(
-            //load_core
-            'EE_Capabilities'                      => 'load_core',
-            'EE_Encryption'                        => 'load_core',
-            'EE_Front_Controller'                  => 'load_core',
-            'EE_Module_Request_Router'             => 'load_core',
-            'EE_Registry'                          => 'load_core',
-            'EE_Request'                           => function () use (&$request) {
-                return $request;
-            },
-            'EE_Response'                          => function () use (&$response) {
-                return $response;
-            },
-            'EE_Request_Handler'                   => 'load_core',
-            'EE_Session'                           => 'load_core',
-            'EE_Cron_Tasks'                        => 'load_core',
-            'EE_System'                            => 'load_core',
-            'EE_Maintenance_Mode'                  => 'load_core',
-            'EE_Register_CPTs'                     => 'load_core',
-            'EE_Admin'                             => 'load_core',
-            //load_lib
-            'EE_Message_Resource_Manager'          => 'load_lib',
-            'EE_Message_Type_Collection'           => 'load_lib',
-            'EE_Message_Type_Collection_Loader'    => 'load_lib',
-            'EE_Messenger_Collection'              => 'load_lib',
-            'EE_Messenger_Collection_Loader'       => 'load_lib',
-            'EE_Messages_Processor'                => 'load_lib',
-            'EE_Message_Repository'                => 'load_lib',
-            'EE_Messages_Queue'                    => 'load_lib',
-            'EE_Messages_Data_Handler_Collection'  => 'load_lib',
-            'EE_Message_Template_Group_Collection' => 'load_lib',
-            'EE_Messages_Generator'                => function () {
-                return EE_Registry::instance()->load_lib(
-                    'Messages_Generator',
-                    array(),
-                    false,
-                    false
-                );
-            },
-            'EE_Messages_Template_Defaults'        => function ($arguments = array()) {
-                return EE_Registry::instance()->load_lib(
-                    'Messages_Template_Defaults',
-                    $arguments,
-                    false,
-                    false
-                );
-            },
-            //load_model
-            // 'EEM_Attendee'                         => 'load_model',
-            // 'EEM_Message_Template_Group'           => 'load_model',
-            // 'EEM_Message_Template'                 => 'load_model',
-            //load_helper
-            'EEH_Parse_Shortcodes'                 => function () {
-                if (EE_Registry::instance()->load_helper('Parse_Shortcodes')) {
-                    return new EEH_Parse_Shortcodes();
-                }
-                return null;
-            },
-            'EE_Template_Config'                   => function () {
-                return EE_Config::instance()->template_settings;
-            },
-            'EE_Currency_Config'                   => function () {
-                return EE_Config::instance()->currency;
-            },
-            'EE_Registration_Config'                   => function () {
-                return EE_Config::instance()->registration;
-            },
-            'EventEspresso\core\services\loaders\Loader' => function () {
-                return LoaderFactory::getLoader();
-            },
-        );
-    }
-
-
-
-    /**
-     * can be used for supplying alternate names for classes,
-     * or for connecting interface names to instantiable classes
-     */
-    protected function _register_core_aliases()
-    {
-        $this->_aliases = array(
-            'CommandBusInterface'                                                          => 'EventEspresso\core\services\commands\CommandBusInterface',
-            'EventEspresso\core\services\commands\CommandBusInterface'                     => 'EventEspresso\core\services\commands\CommandBus',
-            'CommandHandlerManagerInterface'                                               => 'EventEspresso\core\services\commands\CommandHandlerManagerInterface',
-            'EventEspresso\core\services\commands\CommandHandlerManagerInterface'          => 'EventEspresso\core\services\commands\CommandHandlerManager',
-            'CapChecker'                                                                   => 'EventEspresso\core\services\commands\middleware\CapChecker',
-            'AddActionHook'                                                                => 'EventEspresso\core\services\commands\middleware\AddActionHook',
-            'CapabilitiesChecker'                                                          => 'EventEspresso\core\domain\services\capabilities\CapabilitiesChecker',
-            'CapabilitiesCheckerInterface'                                                 => 'EventEspresso\core\domain\services\capabilities\CapabilitiesCheckerInterface',
-            'EventEspresso\core\domain\services\capabilities\CapabilitiesCheckerInterface' => 'EventEspresso\core\domain\services\capabilities\CapabilitiesChecker',
-            'CreateRegistrationService'                                                    => 'EventEspresso\core\domain\services\registration\CreateRegistrationService',
-            'CreateRegCodeCommandHandler'                                                  => 'EventEspresso\core\services\commands\registration\CreateRegCodeCommand',
-            'CreateRegUrlLinkCommandHandler'                                               => 'EventEspresso\core\services\commands\registration\CreateRegUrlLinkCommand',
-            'CreateRegistrationCommandHandler'                                             => 'EventEspresso\core\services\commands\registration\CreateRegistrationCommand',
-            'CopyRegistrationDetailsCommandHandler'                                        => 'EventEspresso\core\services\commands\registration\CopyRegistrationDetailsCommand',
-            'CopyRegistrationPaymentsCommandHandler'                                       => 'EventEspresso\core\services\commands\registration\CopyRegistrationPaymentsCommand',
-            'CancelRegistrationAndTicketLineItemCommandHandler'                            => 'EventEspresso\core\services\commands\registration\CancelRegistrationAndTicketLineItemCommandHandler',
-            'UpdateRegistrationAndTransactionAfterChangeCommandHandler'                    => 'EventEspresso\core\services\commands\registration\UpdateRegistrationAndTransactionAfterChangeCommandHandler',
-            'CreateTicketLineItemCommandHandler'                                           => 'EventEspresso\core\services\commands\ticket\CreateTicketLineItemCommand',
-            'CreateTransactionCommandHandler'                                     => 'EventEspresso\core\services\commands\transaction\CreateTransactionCommandHandler',
-            'CreateAttendeeCommandHandler'                                        => 'EventEspresso\core\services\commands\attendee\CreateAttendeeCommandHandler',
-            'TableManager'                                                                 => 'EventEspresso\core\services\database\TableManager',
-            'TableAnalysis'                                                                => 'EventEspresso\core\services\database\TableAnalysis',
-            'EspressoShortcode'                                                            => 'EventEspresso\core\services\shortcodes\EspressoShortcode',
-            'ShortcodeInterface'                                                           => 'EventEspresso\core\services\shortcodes\ShortcodeInterface',
-            'EventEspresso\core\services\shortcodes\ShortcodeInterface'                    => 'EventEspresso\core\services\shortcodes\EspressoShortcode',
-            'EventEspresso\core\services\cache\CacheStorageInterface'                      => 'EventEspresso\core\services\cache\TransientCacheStorage',
-            'LoaderInterface'                                                              => 'EventEspresso\core\services\loaders\LoaderInterface',
-            'EventEspresso\core\services\loaders\LoaderInterface'                          => 'EventEspresso\core\services\loaders\Loader',
-            'CommandFactoryInterface'                                                     => 'EventEspresso\core\services\commands\CommandFactoryInterface',
-            'EventEspresso\core\services\commands\CommandFactoryInterface'                => 'EventEspresso\core\services\commands\CommandFactory',
-            'EventEspresso\core\domain\services\session\SessionIdentifierInterface'       => 'EE_Session',
-            'EmailValidatorInterface'                                                     => 'EventEspresso\core\domain\services\validation\email\EmailValidatorInterface',
-            'EventEspresso\core\domain\services\validation\email\EmailValidatorInterface' => 'EventEspresso\core\domain\services\validation\email\EmailValidationService',
-            'NoticeConverterInterface'                                            => 'EventEspresso\core\services\notices\NoticeConverterInterface',
-            'EventEspresso\core\services\notices\NoticeConverterInterface'        => 'EventEspresso\core\services\notices\ConvertNoticesToEeErrors',
-            'NoticesContainerInterface'                                            => 'EventEspresso\core\services\notices\NoticesContainerInterface',
-            'EventEspresso\core\services\notices\NoticesContainerInterface'        => 'EventEspresso\core\services\notices\NoticesContainer',
-        );
-    }
-
-
-
-    /**
-     * This is used to reset the internal map and class_loaders to their original default state at the beginning of the
-     * request Primarily used by unit tests.
-     *
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws InvalidArgumentException
-     */
-    public function reset()
-    {
-        $this->_register_core_class_loaders();
-        $this->_register_core_dependencies();
-    }
+	/**
+	 * This means that the requested class dependency is not present in the dependency map
+	 */
+	const not_registered = 0;
+
+	/**
+	 * This instructs class loaders to ALWAYS return a newly instantiated object for the requested class.
+	 */
+	const load_new_object = 1;
+
+	/**
+	 * This instructs class loaders to return a previously instantiated and cached object for the requested class.
+	 * IF a previously instantiated object does not exist, a new one will be created and added to the cache.
+	 */
+	const load_from_cache = 2;
+
+	/**
+	 * When registering a dependency,
+	 * this indicates to keep any existing dependencies that already exist,
+	 * and simply discard any new dependencies declared in the incoming data
+	 */
+	const KEEP_EXISTING_DEPENDENCIES = 0;
+
+	/**
+	 * When registering a dependency,
+	 * this indicates to overwrite any existing dependencies that already exist using the incoming data
+	 */
+	const OVERWRITE_DEPENDENCIES = 1;
+
+
+
+	/**
+	 * @type EE_Dependency_Map $_instance
+	 */
+	protected static $_instance;
+
+	/**
+	 * @type EE_Request $request
+	 */
+	protected $_request;
+
+	/**
+	 * @type EE_Response $response
+	 */
+	protected $_response;
+
+	/**
+	 * @type LoaderInterface $loader
+	 */
+	protected $loader;
+
+	/**
+	 * @type array $_dependency_map
+	 */
+	protected $_dependency_map = array();
+
+	/**
+	 * @type array $_class_loaders
+	 */
+	protected $_class_loaders = array();
+
+	/**
+	 * @type array $_aliases
+	 */
+	protected $_aliases = array();
+
+
+
+	/**
+	 * EE_Dependency_Map constructor.
+	 *
+	 * @param EE_Request  $request
+	 * @param EE_Response $response
+	 */
+	protected function __construct(EE_Request $request, EE_Response $response)
+	{
+		$this->_request = $request;
+		$this->_response = $response;
+		add_action('EE_Load_Espresso_Core__handle_request__initialize_core_loading', array($this, 'initialize'));
+		do_action('EE_Dependency_Map____construct');
+	}
+
+
+
+	/**
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidArgumentException
+	 */
+	public function initialize()
+	{
+		$this->_register_core_dependencies();
+		$this->_register_core_class_loaders();
+		$this->_register_core_aliases();
+	}
+
+
+
+	/**
+	 * @singleton method used to instantiate class object
+	 * @access    public
+	 * @param EE_Request  $request
+	 * @param EE_Response $response
+	 * @return EE_Dependency_Map
+	 */
+	public static function instance(EE_Request $request = null, EE_Response $response = null)
+	{
+		// check if class object is instantiated, and instantiated properly
+		if (! self::$_instance instanceof EE_Dependency_Map) {
+			self::$_instance = new EE_Dependency_Map($request, $response);
+		}
+		return self::$_instance;
+	}
+
+
+
+	/**
+	 * @param LoaderInterface $loader
+	 */
+	public function setLoader(LoaderInterface $loader)
+	{
+		$this->loader = $loader;
+	}
+
+
+
+	/**
+	 * @param string $class
+	 * @param array  $dependencies
+	 * @param int    $overwrite
+	 * @return bool
+	 */
+	public static function register_dependencies(
+		$class,
+		array $dependencies,
+		$overwrite = EE_Dependency_Map::KEEP_EXISTING_DEPENDENCIES
+	) {
+		return self::$_instance->registerDependencies($class, $dependencies, $overwrite);
+	}
+
+
+
+	/**
+	 * Assigns an array of class names and corresponding load sources (new or cached)
+	 * to the class specified by the first parameter.
+	 * IMPORTANT !!!
+	 * The order of elements in the incoming $dependencies array MUST match
+	 * the order of the constructor parameters for the class in question.
+	 * This is especially important when overriding any existing dependencies that are registered.
+	 * the third parameter controls whether any duplicate dependencies are overwritten or not.
+	 *
+	 * @param string $class
+	 * @param array  $dependencies
+	 * @param int    $overwrite
+	 * @return bool
+	 */
+	public function registerDependencies(
+		$class,
+		array $dependencies,
+		$overwrite = EE_Dependency_Map::KEEP_EXISTING_DEPENDENCIES
+	) {
+		$class = trim($class, '\\');
+		$registered = false;
+		if (empty(self::$_instance->_dependency_map[ $class ])) {
+			self::$_instance->_dependency_map[ $class ] = array();
+		}
+		// we need to make sure that any aliases used when registering a dependency
+		// get resolved to the correct class name
+		foreach ((array)$dependencies as $dependency => $load_source) {
+			$alias = self::$_instance->get_alias($dependency);
+			if (
+				$overwrite === EE_Dependency_Map::OVERWRITE_DEPENDENCIES
+				|| ! isset(self::$_instance->_dependency_map[ $class ][ $alias ])
+			) {
+				unset($dependencies[$dependency]);
+				$dependencies[$alias] = $load_source;
+				$registered = true;
+			}
+		}
+		// now add our two lists of dependencies together.
+		// using Union (+=) favours the arrays in precedence from left to right,
+		// so $dependencies is NOT overwritten because it is listed first
+		// ie: with A = B + C, entries in B take precedence over duplicate entries in C
+		// Union is way faster than array_merge() but should be used with caution...
+		// especially with numerically indexed arrays
+		$dependencies += self::$_instance->_dependency_map[ $class ];
+		// now we need to ensure that the resulting dependencies
+		// array only has the entries that are required for the class
+		// so first count how many dependencies were originally registered for the class
+		$dependency_count = count(self::$_instance->_dependency_map[ $class ]);
+		// if that count is non-zero (meaning dependencies were already registered)
+		self::$_instance->_dependency_map[ $class ] = $dependency_count
+			// then truncate the  final array to match that count
+			? array_slice($dependencies, 0, $dependency_count)
+			// otherwise just take the incoming array because nothing previously existed
+			: $dependencies;
+		return $registered;
+	}
+
+
+
+	/**
+	 * @param string $class_name
+	 * @param string $loader
+	 * @return bool
+	 * @throws DomainException
+	 */
+	public static function register_class_loader($class_name, $loader = 'load_core')
+	{
+		if (! $loader instanceof Closure && strpos($class_name, '\\') !== false) {
+			throw new DomainException(
+				esc_html__('Don\'t use class loaders for FQCNs.', 'event_espresso')
+			);
+		}
+		// check that loader is callable or method starts with "load_" and exists in EE_Registry
+		if (
+			! is_callable($loader)
+			&& (
+				strpos($loader, 'load_') !== 0
+				|| ! method_exists('EE_Registry', $loader)
+			)
+		) {
+			throw new DomainException(
+				sprintf(
+					esc_html__(
+						'"%1$s" is not a valid loader method on EE_Registry.',
+						'event_espresso'
+					),
+					$loader
+				)
+			);
+		}
+		$class_name = self::$_instance->get_alias($class_name);
+		if (! isset(self::$_instance->_class_loaders[$class_name])) {
+			self::$_instance->_class_loaders[$class_name] = $loader;
+			return true;
+		}
+		return false;
+	}
+
+
+
+	/**
+	 * @return array
+	 */
+	public function dependency_map()
+	{
+		return $this->_dependency_map;
+	}
+
+
+
+	/**
+	 * returns TRUE if dependency map contains a listing for the provided class name
+	 *
+	 * @param string $class_name
+	 * @return boolean
+	 */
+	public function has($class_name = '')
+	{
+		// all legacy models have the same dependencies
+		if (strpos($class_name, 'EEM_') === 0) {
+			$class_name = 'LEGACY_MODELS';
+		}
+		return isset($this->_dependency_map[$class_name]) ? true : false;
+	}
+
+
+
+	/**
+	 * returns TRUE if dependency map contains a listing for the provided class name AND dependency
+	 *
+	 * @param string $class_name
+	 * @param string $dependency
+	 * @return bool
+	 */
+	public function has_dependency_for_class($class_name = '', $dependency = '')
+	{
+		// all legacy models have the same dependencies
+		if (strpos($class_name, 'EEM_') === 0) {
+			$class_name = 'LEGACY_MODELS';
+		}
+		$dependency = $this->get_alias($dependency);
+		return isset($this->_dependency_map[$class_name], $this->_dependency_map[$class_name][$dependency])
+			? true
+			: false;
+	}
+
+
+
+	/**
+	 * returns loading strategy for whether a previously cached dependency should be loaded or a new instance returned
+	 *
+	 * @param string $class_name
+	 * @param string $dependency
+	 * @return int
+	 */
+	public function loading_strategy_for_class_dependency($class_name = '', $dependency = '')
+	{
+		// all legacy models have the same dependencies
+		if (strpos($class_name, 'EEM_') === 0) {
+			$class_name = 'LEGACY_MODELS';
+		}
+		$dependency = $this->get_alias($dependency);
+		return $this->has_dependency_for_class($class_name, $dependency)
+			? $this->_dependency_map[$class_name][$dependency]
+			: EE_Dependency_Map::not_registered;
+	}
+
+
+
+	/**
+	 * @param string $class_name
+	 * @return string | Closure
+	 */
+	public function class_loader($class_name)
+	{
+		// all legacy models use load_model()
+		if(strpos($class_name, 'EEM_') === 0){
+			return 'load_model';
+		}
+		$class_name = $this->get_alias($class_name);
+		return isset($this->_class_loaders[$class_name]) ? $this->_class_loaders[$class_name] : '';
+	}
+
+
+
+	/**
+	 * @return array
+	 */
+	public function class_loaders()
+	{
+		return $this->_class_loaders;
+	}
+
+
+
+	/**
+	 * adds an alias for a classname
+	 *
+	 * @param string $class_name the class name that should be used (concrete class to replace interface)
+	 * @param string $alias      the class name that would be type hinted for (abstract parent or interface)
+	 * @param string $for_class  the class that has the dependency (is type hinting for the interface)
+	 */
+	public function add_alias($class_name, $alias, $for_class = '')
+	{
+		if ($for_class !== '') {
+			if (! isset($this->_aliases[$for_class])) {
+				$this->_aliases[$for_class] = array();
+			}
+			$this->_aliases[$for_class][$class_name] = $alias;
+		}
+		$this->_aliases[$class_name] = $alias;
+	}
+
+
+
+	/**
+	 * returns TRUE if the provided class name has an alias
+	 *
+	 * @param string $class_name
+	 * @param string $for_class
+	 * @return bool
+	 */
+	public function has_alias($class_name = '', $for_class = '')
+	{
+		return isset($this->_aliases[$for_class], $this->_aliases[$for_class][$class_name])
+			   || (
+				   isset($this->_aliases[$class_name])
+				   && ! is_array($this->_aliases[$class_name])
+			   );
+	}
+
+
+
+	/**
+	 * returns alias for class name if one exists, otherwise returns the original classname
+	 * functions recursively, so that multiple aliases can be used to drill down to a classname
+	 *  for example:
+	 *      if the following two entries were added to the _aliases array:
+	 *          array(
+	 *              'interface_alias'           => 'some\namespace\interface'
+	 *              'some\namespace\interface'  => 'some\namespace\classname'
+	 *          )
+	 *      then one could use EE_Registry::instance()->create( 'interface_alias' )
+	 *      to load an instance of 'some\namespace\classname'
+	 *
+	 * @param string $class_name
+	 * @param string $for_class
+	 * @return string
+	 */
+	public function get_alias($class_name = '', $for_class = '')
+	{
+		if (! $this->has_alias($class_name, $for_class)) {
+			return $class_name;
+		}
+		if ($for_class !== '' && isset($this->_aliases[ $for_class ][ $class_name ])) {
+			return $this->get_alias($this->_aliases[$for_class][$class_name], $for_class);
+		}
+		return $this->get_alias($this->_aliases[$class_name]);
+	}
+
+
+
+	/**
+	 * Registers the core dependencies and whether a previously instantiated object should be loaded from the cache,
+	 * if one exists, or whether a new object should be generated every time the requested class is loaded.
+	 * This is done by using the following class constants:
+	 *        EE_Dependency_Map::load_from_cache - loads previously instantiated object
+	 *        EE_Dependency_Map::load_new_object - generates a new object every time
+	 */
+	protected function _register_core_dependencies()
+	{
+		$this->_dependency_map = array(
+			'EE_Request_Handler'                                                                                          => array(
+				'EE_Request' => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_System'                                                                                                   => array(
+				'EE_Registry'                                => EE_Dependency_Map::load_from_cache,
+				'EventEspresso\core\services\loaders\Loader' => EE_Dependency_Map::load_from_cache,
+				'EE_Capabilities'                            => EE_Dependency_Map::load_from_cache,
+				'EE_Request'                                 => EE_Dependency_Map::load_from_cache,
+				'EE_Maintenance_Mode'                        => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_Session'                                                                                                  => array(
+				'EventEspresso\core\services\cache\TransientCacheStorage' => EE_Dependency_Map::load_from_cache,
+				'EE_Encryption'                                           => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_Cart'                                                                                                     => array(
+				'EE_Session' => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_Front_Controller'                                                                                         => array(
+				'EE_Registry'              => EE_Dependency_Map::load_from_cache,
+				'EE_Request_Handler'       => EE_Dependency_Map::load_from_cache,
+				'EE_Module_Request_Router' => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_Messenger_Collection_Loader'                                                                              => array(
+				'EE_Messenger_Collection' => EE_Dependency_Map::load_new_object,
+			),
+			'EE_Message_Type_Collection_Loader'                                                                           => array(
+				'EE_Message_Type_Collection' => EE_Dependency_Map::load_new_object,
+			),
+			'EE_Message_Resource_Manager'                                                                                 => array(
+				'EE_Messenger_Collection_Loader'    => EE_Dependency_Map::load_new_object,
+				'EE_Message_Type_Collection_Loader' => EE_Dependency_Map::load_new_object,
+				'EEM_Message_Template_Group'        => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_Message_Factory'                                                                                          => array(
+				'EE_Message_Resource_Manager' => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_messages'                                                                                                 => array(
+				'EE_Message_Resource_Manager' => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_Messages_Generator'                                                                                       => array(
+				'EE_Messages_Queue'                    => EE_Dependency_Map::load_new_object,
+				'EE_Messages_Data_Handler_Collection'  => EE_Dependency_Map::load_new_object,
+				'EE_Message_Template_Group_Collection' => EE_Dependency_Map::load_new_object,
+				'EEH_Parse_Shortcodes'                 => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_Messages_Processor'                                                                                       => array(
+				'EE_Message_Resource_Manager' => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_Messages_Queue'                                                                                           => array(
+				'EE_Message_Repository' => EE_Dependency_Map::load_new_object,
+			),
+			'EE_Messages_Template_Defaults'                                                                               => array(
+				'EEM_Message_Template_Group' => EE_Dependency_Map::load_from_cache,
+				'EEM_Message_Template'       => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_Message_To_Generate_From_Request'                                                                         => array(
+				'EE_Message_Resource_Manager' => EE_Dependency_Map::load_from_cache,
+				'EE_Request_Handler'          => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\services\commands\CommandBus'                                                             => array(
+				'EventEspresso\core\services\commands\CommandHandlerManager' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\services\commands\CommandHandler'                                                              => array(
+				'EE_Registry'         => EE_Dependency_Map::load_from_cache,
+				'CommandBusInterface' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\services\commands\CommandHandlerManager'                                                  => array(
+				'EventEspresso\core\services\loaders\Loader' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\services\commands\CompositeCommandHandler'                                                => array(
+				'EventEspresso\core\services\commands\CommandBus'     => EE_Dependency_Map::load_from_cache,
+				'EventEspresso\core\services\commands\CommandFactory' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\services\commands\CommandFactory'                                                         => array(
+				'EventEspresso\core\services\loaders\Loader' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\services\commands\middleware\CapChecker'                                                  => array(
+				'EventEspresso\core\domain\services\capabilities\CapabilitiesChecker' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\domain\services\capabilities\CapabilitiesChecker'                                         => array(
+				'EE_Capabilities' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\domain\services\capabilities\RegistrationsCapChecker'                                     => array(
+				'EE_Capabilities' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\services\commands\registration\CreateRegistrationCommandHandler'                          => array(
+				'EventEspresso\core\domain\services\registration\CreateRegistrationService' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\services\commands\registration\CopyRegistrationDetailsCommandHandler'                     => array(
+				'EventEspresso\core\domain\services\registration\CopyRegistrationService' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\services\commands\registration\CopyRegistrationPaymentsCommandHandler'                    => array(
+				'EventEspresso\core\domain\services\registration\CopyRegistrationService' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\services\commands\registration\CancelRegistrationAndTicketLineItemCommandHandler'         => array(
+				'EventEspresso\core\domain\services\registration\CancelTicketLineItemService' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\services\commands\registration\UpdateRegistrationAndTransactionAfterChangeCommandHandler' => array(
+				'EventEspresso\core\domain\services\registration\UpdateRegistrationService' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\services\commands\ticket\CreateTicketLineItemCommandHandler'                              => array(
+				'EventEspresso\core\domain\services\ticket\CreateTicketLineItemService' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\services\commands\ticket\CancelTicketLineItemCommandHandler'                              => array(
+				'EventEspresso\core\domain\services\ticket\CancelTicketLineItemService' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\domain\services\registration\CancelRegistrationService'                                   => array(
+				'EventEspresso\core\domain\services\ticket\CancelTicketLineItemService' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\services\commands\attendee\CreateAttendeeCommandHandler'                                  => array(
+				'EEM_Attendee' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\services\database\TableManager'                                                           => array(
+				'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_Data_Migration_Class_Base'                                                                                => array(
+				'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
+				'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_DMS_Core_4_1_0'                                                                                           => array(
+				'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
+				'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_DMS_Core_4_2_0'                                                                                           => array(
+				'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
+				'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_DMS_Core_4_3_0'                                                                                           => array(
+				'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
+				'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_DMS_Core_4_4_0'                                                                                           => array(
+				'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
+				'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_DMS_Core_4_5_0'                                                                                           => array(
+				'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
+				'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_DMS_Core_4_6_0'                                                                                           => array(
+				'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
+				'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_DMS_Core_4_7_0'                                                                                           => array(
+				'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
+				'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_DMS_Core_4_8_0'                                                                                           => array(
+				'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
+				'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_DMS_Core_4_9_0'                                                                                           => array(
+				'EventEspresso\core\services\database\TableAnalysis' => EE_Dependency_Map::load_from_cache,
+				'EventEspresso\core\services\database\TableManager'  => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\services\assets\Registry'                                                                 => array(
+				'EE_Template_Config' => EE_Dependency_Map::load_from_cache,
+				'EE_Currency_Config' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\domain\entities\shortcodes\EspressoCancelled'                                             => array(
+				'EventEspresso\core\services\cache\PostRelatedCacheManager' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\domain\entities\shortcodes\EspressoCheckout'                                              => array(
+				'EventEspresso\core\services\cache\PostRelatedCacheManager' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\domain\entities\shortcodes\EspressoEventAttendees'                                        => array(
+				'EventEspresso\core\services\cache\PostRelatedCacheManager' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\domain\entities\shortcodes\EspressoEvents'                                                => array(
+				'EventEspresso\core\services\cache\PostRelatedCacheManager' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\domain\entities\shortcodes\EspressoThankYou'                                              => array(
+				'EventEspresso\core\services\cache\PostRelatedCacheManager' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\domain\entities\shortcodes\EspressoTicketSelector'                                        => array(
+				'EventEspresso\core\services\cache\PostRelatedCacheManager' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\domain\entities\shortcodes\EspressoTxnPage'                                               => array(
+				'EventEspresso\core\services\cache\PostRelatedCacheManager' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\services\cache\BasicCacheManager'                        => array(
+				'EventEspresso\core\services\cache\TransientCacheStorage' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\services\cache\PostRelatedCacheManager'                  => array(
+				'EventEspresso\core\services\cache\TransientCacheStorage' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\domain\services\validation\email\EmailValidationService' => array(
+				'EE_Registration_Config'                                  => EE_Dependency_Map::load_from_cache,
+				'EventEspresso\core\services\loaders\Loader'              => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\domain\values\EmailAddress'                              => array(
+				null,
+				'EventEspresso\core\domain\services\validation\email\EmailValidationService' => EE_Dependency_Map::load_from_cache,
+			),
+			'EventEspresso\core\services\orm\ModelFieldFactory' => array(
+				'EventEspresso\core\services\loaders\Loader'              => EE_Dependency_Map::load_from_cache,
+			),
+			'LEGACY_MODELS'                                                   => array(
+				null,
+				'EventEspresso\core\services\database\ModelFieldFactory' => EE_Dependency_Map::load_from_cache,
+			),
+			'EE_Module_Request_Router' => array(
+				'EE_Request' => EE_Dependency_Map::load_from_cache,
+			),
+		);
+	}
+
+
+
+	/**
+	 * Registers how core classes are loaded.
+	 * This can either be done by simply providing the name of one of the EE_Registry loader methods such as:
+	 *        'EE_Request_Handler' => 'load_core'
+	 *        'EE_Messages_Queue'  => 'load_lib'
+	 *        'EEH_Debug_Tools'    => 'load_helper'
+	 * or, if greater control is required, by providing a custom closure. For example:
+	 *        'Some_Class' => function () {
+	 *            return new Some_Class();
+	 *        },
+	 * This is required for instantiating dependencies
+	 * where an interface has been type hinted in a class constructor. For example:
+	 *        'Required_Interface' => function () {
+	 *            return new A_Class_That_Implements_Required_Interface();
+	 *        },
+	 *
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidArgumentException
+	 */
+	protected function _register_core_class_loaders()
+	{
+		//for PHP5.3 compat, we need to register any properties called here in a variable because `$this` cannot
+		//be used in a closure.
+		$request = &$this->_request;
+		$response = &$this->_response;
+		// $loader = &$this->loader;
+		$this->_class_loaders = array(
+			//load_core
+			'EE_Capabilities'                      => 'load_core',
+			'EE_Encryption'                        => 'load_core',
+			'EE_Front_Controller'                  => 'load_core',
+			'EE_Module_Request_Router'             => 'load_core',
+			'EE_Registry'                          => 'load_core',
+			'EE_Request'                           => function () use (&$request) {
+				return $request;
+			},
+			'EE_Response'                          => function () use (&$response) {
+				return $response;
+			},
+			'EE_Request_Handler'                   => 'load_core',
+			'EE_Session'                           => 'load_core',
+			'EE_Cron_Tasks'                        => 'load_core',
+			'EE_System'                            => 'load_core',
+			'EE_Maintenance_Mode'                  => 'load_core',
+			'EE_Register_CPTs'                     => 'load_core',
+			'EE_Admin'                             => 'load_core',
+			//load_lib
+			'EE_Message_Resource_Manager'          => 'load_lib',
+			'EE_Message_Type_Collection'           => 'load_lib',
+			'EE_Message_Type_Collection_Loader'    => 'load_lib',
+			'EE_Messenger_Collection'              => 'load_lib',
+			'EE_Messenger_Collection_Loader'       => 'load_lib',
+			'EE_Messages_Processor'                => 'load_lib',
+			'EE_Message_Repository'                => 'load_lib',
+			'EE_Messages_Queue'                    => 'load_lib',
+			'EE_Messages_Data_Handler_Collection'  => 'load_lib',
+			'EE_Message_Template_Group_Collection' => 'load_lib',
+			'EE_Messages_Generator'                => function () {
+				return EE_Registry::instance()->load_lib(
+					'Messages_Generator',
+					array(),
+					false,
+					false
+				);
+			},
+			'EE_Messages_Template_Defaults'        => function ($arguments = array()) {
+				return EE_Registry::instance()->load_lib(
+					'Messages_Template_Defaults',
+					$arguments,
+					false,
+					false
+				);
+			},
+			//load_model
+			// 'EEM_Attendee'                         => 'load_model',
+			// 'EEM_Message_Template_Group'           => 'load_model',
+			// 'EEM_Message_Template'                 => 'load_model',
+			//load_helper
+			'EEH_Parse_Shortcodes'                 => function () {
+				if (EE_Registry::instance()->load_helper('Parse_Shortcodes')) {
+					return new EEH_Parse_Shortcodes();
+				}
+				return null;
+			},
+			'EE_Template_Config'                   => function () {
+				return EE_Config::instance()->template_settings;
+			},
+			'EE_Currency_Config'                   => function () {
+				return EE_Config::instance()->currency;
+			},
+			'EE_Registration_Config'                   => function () {
+				return EE_Config::instance()->registration;
+			},
+			'EventEspresso\core\services\loaders\Loader' => function () {
+				return LoaderFactory::getLoader();
+			},
+		);
+	}
+
+
+
+	/**
+	 * can be used for supplying alternate names for classes,
+	 * or for connecting interface names to instantiable classes
+	 */
+	protected function _register_core_aliases()
+	{
+		$this->_aliases = array(
+			'CommandBusInterface'                                                          => 'EventEspresso\core\services\commands\CommandBusInterface',
+			'EventEspresso\core\services\commands\CommandBusInterface'                     => 'EventEspresso\core\services\commands\CommandBus',
+			'CommandHandlerManagerInterface'                                               => 'EventEspresso\core\services\commands\CommandHandlerManagerInterface',
+			'EventEspresso\core\services\commands\CommandHandlerManagerInterface'          => 'EventEspresso\core\services\commands\CommandHandlerManager',
+			'CapChecker'                                                                   => 'EventEspresso\core\services\commands\middleware\CapChecker',
+			'AddActionHook'                                                                => 'EventEspresso\core\services\commands\middleware\AddActionHook',
+			'CapabilitiesChecker'                                                          => 'EventEspresso\core\domain\services\capabilities\CapabilitiesChecker',
+			'CapabilitiesCheckerInterface'                                                 => 'EventEspresso\core\domain\services\capabilities\CapabilitiesCheckerInterface',
+			'EventEspresso\core\domain\services\capabilities\CapabilitiesCheckerInterface' => 'EventEspresso\core\domain\services\capabilities\CapabilitiesChecker',
+			'CreateRegistrationService'                                                    => 'EventEspresso\core\domain\services\registration\CreateRegistrationService',
+			'CreateRegCodeCommandHandler'                                                  => 'EventEspresso\core\services\commands\registration\CreateRegCodeCommand',
+			'CreateRegUrlLinkCommandHandler'                                               => 'EventEspresso\core\services\commands\registration\CreateRegUrlLinkCommand',
+			'CreateRegistrationCommandHandler'                                             => 'EventEspresso\core\services\commands\registration\CreateRegistrationCommand',
+			'CopyRegistrationDetailsCommandHandler'                                        => 'EventEspresso\core\services\commands\registration\CopyRegistrationDetailsCommand',
+			'CopyRegistrationPaymentsCommandHandler'                                       => 'EventEspresso\core\services\commands\registration\CopyRegistrationPaymentsCommand',
+			'CancelRegistrationAndTicketLineItemCommandHandler'                            => 'EventEspresso\core\services\commands\registration\CancelRegistrationAndTicketLineItemCommandHandler',
+			'UpdateRegistrationAndTransactionAfterChangeCommandHandler'                    => 'EventEspresso\core\services\commands\registration\UpdateRegistrationAndTransactionAfterChangeCommandHandler',
+			'CreateTicketLineItemCommandHandler'                                           => 'EventEspresso\core\services\commands\ticket\CreateTicketLineItemCommand',
+			'CreateTransactionCommandHandler'                                     => 'EventEspresso\core\services\commands\transaction\CreateTransactionCommandHandler',
+			'CreateAttendeeCommandHandler'                                        => 'EventEspresso\core\services\commands\attendee\CreateAttendeeCommandHandler',
+			'TableManager'                                                                 => 'EventEspresso\core\services\database\TableManager',
+			'TableAnalysis'                                                                => 'EventEspresso\core\services\database\TableAnalysis',
+			'EspressoShortcode'                                                            => 'EventEspresso\core\services\shortcodes\EspressoShortcode',
+			'ShortcodeInterface'                                                           => 'EventEspresso\core\services\shortcodes\ShortcodeInterface',
+			'EventEspresso\core\services\shortcodes\ShortcodeInterface'                    => 'EventEspresso\core\services\shortcodes\EspressoShortcode',
+			'EventEspresso\core\services\cache\CacheStorageInterface'                      => 'EventEspresso\core\services\cache\TransientCacheStorage',
+			'LoaderInterface'                                                              => 'EventEspresso\core\services\loaders\LoaderInterface',
+			'EventEspresso\core\services\loaders\LoaderInterface'                          => 'EventEspresso\core\services\loaders\Loader',
+			'CommandFactoryInterface'                                                     => 'EventEspresso\core\services\commands\CommandFactoryInterface',
+			'EventEspresso\core\services\commands\CommandFactoryInterface'                => 'EventEspresso\core\services\commands\CommandFactory',
+			'EventEspresso\core\domain\services\session\SessionIdentifierInterface'       => 'EE_Session',
+			'EmailValidatorInterface'                                                     => 'EventEspresso\core\domain\services\validation\email\EmailValidatorInterface',
+			'EventEspresso\core\domain\services\validation\email\EmailValidatorInterface' => 'EventEspresso\core\domain\services\validation\email\EmailValidationService',
+			'NoticeConverterInterface'                                            => 'EventEspresso\core\services\notices\NoticeConverterInterface',
+			'EventEspresso\core\services\notices\NoticeConverterInterface'        => 'EventEspresso\core\services\notices\ConvertNoticesToEeErrors',
+			'NoticesContainerInterface'                                            => 'EventEspresso\core\services\notices\NoticesContainerInterface',
+			'EventEspresso\core\services\notices\NoticesContainerInterface'        => 'EventEspresso\core\services\notices\NoticesContainer',
+		);
+	}
+
+
+
+	/**
+	 * This is used to reset the internal map and class_loaders to their original default state at the beginning of the
+	 * request Primarily used by unit tests.
+	 *
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidArgumentException
+	 */
+	public function reset()
+	{
+		$this->_register_core_class_loaders();
+		$this->_register_core_dependencies();
+	}
 
 
 }

core/EE_Registry.core.php

Indentation +1513 added lines, -1513 removed lines

@@ -22,1519 +22,1519 @@
 class EE_Registry implements ResettableInterface
 {
 
-    /**
-     * @var EE_Registry $_instance
-     */
-    private static $_instance;
-
-    /**
-     * @var EE_Dependency_Map $_dependency_map
-     */
-    protected $_dependency_map;
-
-    /**
-     * @var array $_class_abbreviations
-     */
-    protected $_class_abbreviations = array();
-
-    /**
-     * @var CommandBusInterface $BUS
-     */
-    public $BUS;
-
-    /**
-     * @var EE_Cart $CART
-     */
-    public $CART;
-
-    /**
-     * @var EE_Config $CFG
-     */
-    public $CFG;
-
-    /**
-     * @var EE_Network_Config $NET_CFG
-     */
-    public $NET_CFG;
-
-    /**
-     * StdClass object for storing library classes in
-     *
-     * @var StdClass $LIB
-     */
-    public $LIB;
-
-    /**
-     * @var EE_Request_Handler $REQ
-     */
-    public $REQ;
-
-    /**
-     * @var EE_Session $SSN
-     */
-    public $SSN;
-
-    /**
-     * @since 4.5.0
-     * @var EE_Capabilities $CAP
-     */
-    public $CAP;
-
-    /**
-     * @since 4.9.0
-     * @var EE_Message_Resource_Manager $MRM
-     */
-    public $MRM;
-
-
-    /**
-     * @var Registry $AssetsRegistry
-     */
-    public $AssetsRegistry;
-
-    /**
-     * StdClass object for holding addons which have registered themselves to work with EE core
-     *
-     * @var EE_Addon[] $addons
-     */
-    public $addons;
-
-    /**
-     * keys are 'short names' (eg Event), values are class names (eg 'EEM_Event')
-     *
-     * @var EEM_Base[] $models
-     */
-    public $models = array();
-
-    /**
-     * @var EED_Module[] $modules
-     */
-    public $modules;
-
-    /**
-     * @var EES_Shortcode[] $shortcodes
-     */
-    public $shortcodes;
-
-    /**
-     * @var WP_Widget[] $widgets
-     */
-    public $widgets;
-
-    /**
-     * this is an array of all implemented model names (i.e. not the parent abstract models, or models
-     * which don't actually fetch items from the DB in the normal way (ie, are not children of EEM_Base)).
-     * Keys are model "short names" (eg "Event") as used in model relations, and values are
-     * classnames (eg "EEM_Event")
-     *
-     * @var array $non_abstract_db_models
-     */
-    public $non_abstract_db_models = array();
-
-
-    /**
-     * internationalization for JS strings
-     *    usage:   EE_Registry::i18n_js_strings['string_key'] = esc_html__( 'string to translate.', 'event_espresso' );
-     *    in js file:  var translatedString = eei18n.string_key;
-     *
-     * @var array $i18n_js_strings
-     */
-    public static $i18n_js_strings = array();
-
-
-    /**
-     * $main_file - path to espresso.php
-     *
-     * @var array $main_file
-     */
-    public $main_file;
-
-    /**
-     * array of ReflectionClass objects where the key is the class name
-     *
-     * @var ReflectionClass[] $_reflectors
-     */
-    public $_reflectors;
-
-    /**
-     * boolean flag to indicate whether or not to load/save dependencies from/to the cache
-     *
-     * @var boolean $_cache_on
-     */
-    protected $_cache_on = true;
-
-
-
-    /**
-     * @singleton method used to instantiate class object
-     * @param  EE_Dependency_Map $dependency_map
-     * @return EE_Registry instance
-     * @throws InvalidArgumentException
-     * @throws InvalidInterfaceException
-     * @throws InvalidDataTypeException
-     */
-    public static function instance(EE_Dependency_Map $dependency_map = null)
-    {
-        // check if class object is instantiated
-        if (! self::$_instance instanceof EE_Registry) {
-            self::$_instance = new self($dependency_map);
-        }
-        return self::$_instance;
-    }
-
-
-
-    /**
-     * protected constructor to prevent direct creation
-     *
-     * @Constructor
-     * @param  EE_Dependency_Map $dependency_map
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws InvalidArgumentException
-     */
-    protected function __construct(EE_Dependency_Map $dependency_map)
-    {
-        $this->_dependency_map = $dependency_map;
-        $this->LIB = new stdClass();
-        $this->addons = new stdClass();
-        $this->modules = new stdClass();
-        $this->shortcodes = new stdClass();
-        $this->widgets = new stdClass();
-        add_action('EE_Load_Espresso_Core__handle_request__initialize_core_loading', array($this, 'initialize'));
-    }
-
-
-
-    /**
-     * initialize
-     *
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function initialize()
-    {
-        $this->_class_abbreviations = apply_filters(
-            'FHEE__EE_Registry____construct___class_abbreviations',
-            array(
-                'EE_Config'                                       => 'CFG',
-                'EE_Session'                                      => 'SSN',
-                'EE_Capabilities'                                 => 'CAP',
-                'EE_Cart'                                         => 'CART',
-                'EE_Network_Config'                               => 'NET_CFG',
-                'EE_Request_Handler'                              => 'REQ',
-                'EE_Message_Resource_Manager'                     => 'MRM',
-                'EventEspresso\core\services\commands\CommandBus' => 'BUS',
-                'EventEspresso\core\services\assets\Registry'     => 'AssetsRegistry',
-            )
-        );
-        $this->load_core('Base', array(), true);
-        // add our request and response objects to the cache
-        $request_loader = $this->_dependency_map->class_loader('EE_Request');
-        $this->_set_cached_class(
-            $request_loader(),
-            'EE_Request'
-        );
-        $response_loader = $this->_dependency_map->class_loader('EE_Response');
-        $this->_set_cached_class(
-            $response_loader(),
-            'EE_Response'
-        );
-        add_action('AHEE__EE_System__set_hooks_for_core', array($this, 'init'));
-    }
-
-
-
-    /**
-     * @return void
-     */
-    public function init()
-    {
-        // Get current page protocol
-        $protocol = isset($_SERVER['HTTPS']) ? 'https://' : 'http://';
-        // Output admin-ajax.php URL with same protocol as current page
-        self::$i18n_js_strings['ajax_url'] = admin_url('admin-ajax.php', $protocol);
-        self::$i18n_js_strings['wp_debug'] = defined('WP_DEBUG') ? WP_DEBUG : false;
-    }
-
-
-
-    /**
-     * localize_i18n_js_strings
-     *
-     * @return string
-     */
-    public static function localize_i18n_js_strings()
-    {
-        $i18n_js_strings = (array)self::$i18n_js_strings;
-        foreach ($i18n_js_strings as $key => $value) {
-            if (is_scalar($value)) {
-                $i18n_js_strings[$key] = html_entity_decode((string)$value, ENT_QUOTES, 'UTF-8');
-            }
-        }
-        return '/* <![CDATA[ */ var eei18n = ' . wp_json_encode($i18n_js_strings) . '; /* ]]> */';
-    }
-
-
-
-    /**
-     * @param mixed string | EED_Module $module
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function add_module($module)
-    {
-        if ($module instanceof EED_Module) {
-            $module_class = get_class($module);
-            $this->modules->{$module_class} = $module;
-        } else {
-            if (! class_exists('EE_Module_Request_Router')) {
-                $this->load_core('Module_Request_Router');
-            }
-            EE_Module_Request_Router::module_factory($module);
-        }
-    }
-
-
-
-    /**
-     * @param string $module_name
-     * @return mixed EED_Module | NULL
-     */
-    public function get_module($module_name = '')
-    {
-        return isset($this->modules->{$module_name})
-            ? $this->modules->{$module_name}
-            : null;
-    }
-
-
-
-    /**
-     * loads core classes - must be singletons
-     *
-     * @param string $class_name - simple class name ie: session
-     * @param mixed  $arguments
-     * @param bool   $load_only
-     * @return mixed
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function load_core($class_name, $arguments = array(), $load_only = false)
-    {
-        $core_paths = apply_filters(
-            'FHEE__EE_Registry__load_core__core_paths',
-            array(
-                EE_CORE,
-                EE_ADMIN,
-                EE_CPTS,
-                EE_CORE . 'data_migration_scripts' . DS,
-                EE_CORE . 'capabilities' . DS,
-                EE_CORE . 'request_stack' . DS,
-                EE_CORE . 'middleware' . DS,
-            )
-        );
-        // retrieve instantiated class
-        return $this->_load(
-            $core_paths,
-            'EE_',
-            $class_name,
-            'core',
-            $arguments,
-            false,
-            true,
-            $load_only
-        );
-    }
-
-
-
-    /**
-     * loads service classes
-     *
-     * @param string $class_name - simple class name ie: session
-     * @param mixed  $arguments
-     * @param bool   $load_only
-     * @return mixed
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function load_service($class_name, $arguments = array(), $load_only = false)
-    {
-        $service_paths = apply_filters(
-            'FHEE__EE_Registry__load_service__service_paths',
-            array(
-                EE_CORE . 'services' . DS,
-            )
-        );
-        // retrieve instantiated class
-        return $this->_load(
-            $service_paths,
-            'EE_',
-            $class_name,
-            'class',
-            $arguments,
-            false,
-            true,
-            $load_only
-        );
-    }
-
-
-
-    /**
-     * loads data_migration_scripts
-     *
-     * @param string $class_name - class name for the DMS ie: EE_DMS_Core_4_2_0
-     * @param mixed  $arguments
-     * @return EE_Data_Migration_Script_Base|mixed
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function load_dms($class_name, $arguments = array())
-    {
-        // retrieve instantiated class
-        return $this->_load(
-            EE_Data_Migration_Manager::instance()->get_data_migration_script_folders(),
-            'EE_DMS_',
-            $class_name,
-            'dms',
-            $arguments,
-            false,
-            false
-        );
-    }
-
-
-
-    /**
-     * loads object creating classes - must be singletons
-     *
-     * @param string $class_name - simple class name ie: attendee
-     * @param mixed  $arguments  - an array of arguments to pass to the class
-     * @param bool   $from_db    - some classes are instantiated from the db and thus call a different method to
-     *                           instantiate
-     * @param bool   $cache      if you don't want the class to be stored in the internal cache (non-persistent) then
-     *                           set this to FALSE (ie. when instantiating model objects from client in a loop)
-     * @param bool   $load_only  whether or not to just load the file and NOT instantiate, or load AND instantiate
-     *                           (default)
-     * @return EE_Base_Class | bool
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function load_class($class_name, $arguments = array(), $from_db = false, $cache = true, $load_only = false)
-    {
-        $paths = apply_filters(
-            'FHEE__EE_Registry__load_class__paths', array(
-            EE_CORE,
-            EE_CLASSES,
-            EE_BUSINESS,
-        )
-        );
-        // retrieve instantiated class
-        return $this->_load(
-            $paths,
-            'EE_',
-            $class_name,
-            'class',
-            $arguments,
-            $from_db,
-            $cache,
-            $load_only
-        );
-    }
-
-
-
-    /**
-     * loads helper classes - must be singletons
-     *
-     * @param string $class_name - simple class name ie: price
-     * @param mixed  $arguments
-     * @param bool   $load_only
-     * @return EEH_Base | bool
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function load_helper($class_name, $arguments = array(), $load_only = true)
-    {
-        // todo: add doing_it_wrong() in a few versions after all addons have had calls to this method removed
-        $helper_paths = apply_filters('FHEE__EE_Registry__load_helper__helper_paths', array(EE_HELPERS));
-        // retrieve instantiated class
-        return $this->_load(
-            $helper_paths,
-            'EEH_',
-            $class_name,
-            'helper',
-            $arguments,
-            false,
-            true,
-            $load_only
-        );
-    }
-
-
-
-    /**
-     * loads core classes - must be singletons
-     *
-     * @param string $class_name - simple class name ie: session
-     * @param mixed  $arguments
-     * @param bool   $load_only
-     * @param bool   $cache      whether to cache the object or not.
-     * @return mixed
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function load_lib($class_name, $arguments = array(), $load_only = false, $cache = true)
-    {
-        $paths = array(
-            EE_LIBRARIES,
-            EE_LIBRARIES . 'messages' . DS,
-            EE_LIBRARIES . 'shortcodes' . DS,
-            EE_LIBRARIES . 'qtips' . DS,
-            EE_LIBRARIES . 'payment_methods' . DS,
-        );
-        // retrieve instantiated class
-        return $this->_load(
-            $paths,
-            'EE_',
-            $class_name,
-            'lib',
-            $arguments,
-            false,
-            $cache,
-            $load_only
-        );
-    }
-
-
-
-    /**
-     * loads model classes - must be singletons
-     *
-     * @param string $class_name - simple class name ie: price
-     * @param mixed  $arguments
-     * @param bool   $load_only
-     * @return EEM_Base | bool
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function load_model($class_name, $arguments = array(), $load_only = false)
-    {
-        $paths = apply_filters(
-            'FHEE__EE_Registry__load_model__paths', array(
-            EE_MODELS,
-            EE_CORE,
-        )
-        );
-        // retrieve instantiated class
-        return $this->_load(
-            $paths,
-            'EEM_',
-            $class_name,
-            'model',
-            $arguments,
-            false,
-            true,
-            $load_only
-        );
-    }
-
-
-
-    /**
-     * loads model classes - must be singletons
-     *
-     * @param string $class_name - simple class name ie: price
-     * @param mixed  $arguments
-     * @param bool   $load_only
-     * @return mixed | bool
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function load_model_class($class_name, $arguments = array(), $load_only = true)
-    {
-        $paths = array(
-            EE_MODELS . 'fields' . DS,
-            EE_MODELS . 'helpers' . DS,
-            EE_MODELS . 'relations' . DS,
-            EE_MODELS . 'strategies' . DS,
-        );
-        // retrieve instantiated class
-        return $this->_load(
-            $paths,
-            'EE_',
-            $class_name,
-            '',
-            $arguments,
-            false,
-            true,
-            $load_only
-        );
-    }
-
-
-
-    /**
-     * Determines if $model_name is the name of an actual EE model.
-     *
-     * @param string $model_name like Event, Attendee, Question_Group_Question, etc.
-     * @return boolean
-     */
-    public function is_model_name($model_name)
-    {
-        return isset($this->models[$model_name]);
-    }
-
-
-
-    /**
-     * generic class loader
-     *
-     * @param string $path_to_file - directory path to file location, not including filename
-     * @param string $file_name    - file name  ie:  my_file.php, including extension
-     * @param string $type         - file type - core? class? helper? model?
-     * @param mixed  $arguments
-     * @param bool   $load_only
-     * @return mixed
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function load_file($path_to_file, $file_name, $type = '', $arguments = array(), $load_only = true)
-    {
-        // retrieve instantiated class
-        return $this->_load(
-            $path_to_file,
-            '',
-            $file_name,
-            $type,
-            $arguments,
-            false,
-            true,
-            $load_only
-        );
-    }
-
-
-
-    /**
-     * @param string $path_to_file - directory path to file location, not including filename
-     * @param string $class_name   - full class name  ie:  My_Class
-     * @param string $type         - file type - core? class? helper? model?
-     * @param mixed  $arguments
-     * @param bool   $load_only
-     * @return bool|EE_Addon|object
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function load_addon($path_to_file, $class_name, $type = 'class', $arguments = array(), $load_only = false)
-    {
-        // retrieve instantiated class
-        return $this->_load(
-            $path_to_file,
-            'addon',
-            $class_name,
-            $type,
-            $arguments,
-            false,
-            true,
-            $load_only
-        );
-    }
-
-
-
-    /**
-     * instantiates, caches, and automatically resolves dependencies
-     * for classes that use a Fully Qualified Class Name.
-     * if the class is not capable of being loaded using PSR-4 autoloading,
-     * then you need to use one of the existing load_*() methods
-     * which can resolve the classname and filepath from the passed arguments
-     *
-     * @param bool|string $class_name   Fully Qualified Class Name
-     * @param array       $arguments    an argument, or array of arguments to pass to the class upon instantiation
-     * @param bool        $cache        whether to cache the instantiated object for reuse
-     * @param bool        $from_db      some classes are instantiated from the db
-     *                                  and thus call a different method to instantiate
-     * @param bool        $load_only    if true, will only load the file, but will NOT instantiate an object
-     * @param bool|string $addon        if true, will cache the object in the EE_Registry->$addons array
-     * @return bool|null|mixed          null = failure to load or instantiate class object.
-     *                                  object = class loaded and instantiated successfully.
-     *                                  bool = fail or success when $load_only is true
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function create(
-        $class_name = false,
-        $arguments = array(),
-        $cache = false,
-        $from_db = false,
-        $load_only = false,
-        $addon = false
-    ) {
-        $class_name = ltrim($class_name, '\\');
-        $class_name = $this->_dependency_map->get_alias($class_name);
-        $class_exists = $this->loadOrVerifyClassExists($class_name, $arguments);
-        // if a non-FQCN was passed, then verifyClassExists() might return an object
-        // or it could return null if the class just could not be found anywhere
-        if ($class_exists instanceof $class_name || $class_exists === null){
-            // either way, return the results
-            return $class_exists;
-        }
-        $class_name = $class_exists;
-        // if we're only loading the class and it already exists, then let's just return true immediately
-        if ($load_only) {
-            return true;
-        }
-        $addon = $addon
-            ? 'addon'
-            : '';
-        // $this->_cache_on is toggled during the recursive loading that can occur with dependency injection
-        // $cache is controlled by individual calls to separate Registry loader methods like load_class()
-        // $load_only is also controlled by individual calls to separate Registry loader methods like load_file()
-        if ($this->_cache_on && $cache && ! $load_only) {
-            // return object if it's already cached
-            $cached_class = $this->_get_cached_class($class_name, $addon);
-            if ($cached_class !== null) {
-                return $cached_class;
-            }
-        }
-        // obtain the loader method from the dependency map
-        $loader = $this->_dependency_map->class_loader($class_name);
-        // instantiate the requested object
-        if ($loader instanceof Closure) {
-            $class_obj = $loader($arguments);
-        } else if ($loader && method_exists($this, $loader)) {
-            $class_obj = $this->{$loader}($class_name, $arguments);
-        } else {
-            $class_obj = $this->_create_object($class_name, $arguments, $addon, $from_db);
-        }
-        if (($this->_cache_on && $cache) || $this->get_class_abbreviation($class_name, '')) {
-            // save it for later... kinda like gum  { : $
-            $this->_set_cached_class($class_obj, $class_name, $addon, $from_db);
-        }
-        $this->_cache_on = true;
-        return $class_obj;
-    }
-
-
-
-    /**
-     * Recursively checks that a class exists and potentially attempts to load classes with non-FQCNs
-     *
-     * @param string $class_name
-     * @param array  $arguments
-     * @param int    $attempt
-     * @return mixed
-     */
-    private function loadOrVerifyClassExists($class_name, array $arguments, $attempt = 1) {
-        if (is_object($class_name) || class_exists($class_name)) {
-            return $class_name;
-        }
-        switch ($attempt) {
-            case 1:
-                // if it's a FQCN then maybe the class is registered with a preceding \
-                $class_name = strpos($class_name, '\\') !== false
-                    ? '\\' . ltrim($class_name, '\\')
-                    : $class_name;
-                break;
-            case 2:
-                //
-                $loader = $this->_dependency_map->class_loader($class_name);
-                if ($loader && method_exists($this, $loader)) {
-                    return $this->{$loader}($class_name, $arguments);
-                }
-                break;
-            case 3:
-            default;
-                return null;
-        }
-        $attempt++;
-        return $this->loadOrVerifyClassExists($class_name, $arguments, $attempt);
-    }
-
-
-
-    /**
-     * instantiates, caches, and injects dependencies for classes
-     *
-     * @param array       $file_paths   an array of paths to folders to look in
-     * @param string      $class_prefix EE  or EEM or... ???
-     * @param bool|string $class_name   $class name
-     * @param string      $type         file type - core? class? helper? model?
-     * @param mixed       $arguments    an argument or array of arguments to pass to the class upon instantiation
-     * @param bool        $from_db      some classes are instantiated from the db
-     *                                  and thus call a different method to instantiate
-     * @param bool        $cache        whether to cache the instantiated object for reuse
-     * @param bool        $load_only    if true, will only load the file, but will NOT instantiate an object
-     * @return bool|null|object null = failure to load or instantiate class object.
-     *                                  object = class loaded and instantiated successfully.
-     *                                  bool = fail or success when $load_only is true
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    protected function _load(
-        $file_paths = array(),
-        $class_prefix = 'EE_',
-        $class_name = false,
-        $type = 'class',
-        $arguments = array(),
-        $from_db = false,
-        $cache = true,
-        $load_only = false
-    ) {
-        $class_name = ltrim($class_name, '\\');
-        // strip php file extension
-        $class_name = str_replace('.php', '', trim($class_name));
-        // does the class have a prefix ?
-        if (! empty($class_prefix) && $class_prefix !== 'addon') {
-            // make sure $class_prefix is uppercase
-            $class_prefix = strtoupper(trim($class_prefix));
-            // add class prefix ONCE!!!
-            $class_name = $class_prefix . str_replace($class_prefix, '', $class_name);
-        }
-        $class_name = $this->_dependency_map->get_alias($class_name);
-        $class_exists = class_exists($class_name);
-        // if we're only loading the class and it already exists, then let's just return true immediately
-        if ($load_only && $class_exists) {
-            return true;
-        }
-        // $this->_cache_on is toggled during the recursive loading that can occur with dependency injection
-        // $cache is controlled by individual calls to separate Registry loader methods like load_class()
-        // $load_only is also controlled by individual calls to separate Registry loader methods like load_file()
-        if ($this->_cache_on && $cache && ! $load_only) {
-            // return object if it's already cached
-            $cached_class = $this->_get_cached_class($class_name, $class_prefix);
-            if ($cached_class !== null) {
-                return $cached_class;
-            }
-        }
-        // if the class doesn't already exist.. then we need to try and find the file and load it
-        if (! $class_exists) {
-            // get full path to file
-            $path = $this->_resolve_path($class_name, $type, $file_paths);
-            // load the file
-            $loaded = $this->_require_file($path, $class_name, $type, $file_paths);
-            // if loading failed, or we are only loading a file but NOT instantiating an object
-            if (! $loaded || $load_only) {
-                // return boolean if only loading, or null if an object was expected
-                return $load_only
-                    ? $loaded
-                    : null;
-            }
-        }
-        // instantiate the requested object
-        $class_obj = $this->_create_object($class_name, $arguments, $type, $from_db);
-        if ($this->_cache_on && $cache) {
-            // save it for later... kinda like gum  { : $
-            $this->_set_cached_class($class_obj, $class_name, $class_prefix, $from_db);
-        }
-        $this->_cache_on = true;
-        return $class_obj;
-    }
-
-
-
-    /**
-     * @param string $class_name
-     * @param string $default have to specify something, but not anything that will conflict
-     * @return mixed|string
-     */
-    protected function get_class_abbreviation($class_name, $default = 'FANCY_BATMAN_PANTS')
-    {
-        return isset($this->_class_abbreviations[$class_name])
-            ? $this->_class_abbreviations[$class_name]
-            : $default;
-    }
-
-    /**
-     * attempts to find a cached version of the requested class
-     * by looking in the following places:
-     *        $this->{$class_abbreviation}            ie:    $this->CART
-     *        $this->{$class_name}                        ie:    $this->Some_Class
-     *        $this->LIB->{$class_name}                ie:    $this->LIB->Some_Class
-     *        $this->addon->{$class_name}    ie:    $this->addon->Some_Addon_Class
-     *
-     * @param string $class_name
-     * @param string $class_prefix
-     * @return mixed
-     */
-    protected function _get_cached_class($class_name, $class_prefix = '')
-    {
-        if ($class_name === 'EE_Registry') {
-            return $this;
-        }
-        $class_abbreviation = $this->get_class_abbreviation($class_name);
-        $class_name = str_replace('\\', '_', $class_name);
-        // check if class has already been loaded, and return it if it has been
-        if (isset($this->{$class_abbreviation})) {
-            return $this->{$class_abbreviation};
-        }
-        if (isset ($this->{$class_name})) {
-            return $this->{$class_name};
-        }
-        if (isset ($this->LIB->{$class_name})) {
-            return $this->LIB->{$class_name};
-        }
-        if ($class_prefix === 'addon' && isset ($this->addons->{$class_name})) {
-            return $this->addons->{$class_name};
-        }
-        return null;
-    }
-
-
-
-    /**
-     * removes a cached version of the requested class
-     *
-     * @param string  $class_name
-     * @param boolean $addon
-     * @return boolean
-     */
-    public function clear_cached_class($class_name, $addon = false)
-    {
-        $class_abbreviation = $this->get_class_abbreviation($class_name);
-        $class_name = str_replace('\\', '_', $class_name);
-        // check if class has already been loaded, and return it if it has been
-        if (isset($this->{$class_abbreviation})) {
-            $this->{$class_abbreviation} = null;
-            return true;
-        }
-        if (isset($this->{$class_name})) {
-            $this->{$class_name} = null;
-            return true;
-        }
-        if (isset($this->LIB->{$class_name})) {
-            unset($this->LIB->{$class_name});
-            return true;
-        }
-        if ($addon && isset($this->addons->{$class_name})) {
-            unset($this->addons->{$class_name});
-            return true;
-        }
-        return false;
-    }
-
-
-
-    /**
-     * attempts to find a full valid filepath for the requested class.
-     * loops thru each of the base paths in the $file_paths array and appends : "{classname} . {file type} . php"
-     * then returns that path if the target file has been found and is readable
-     *
-     * @param string $class_name
-     * @param string $type
-     * @param array  $file_paths
-     * @return string | bool
-     */
-    protected function _resolve_path($class_name, $type = '', $file_paths = array())
-    {
-        // make sure $file_paths is an array
-        $file_paths = is_array($file_paths)
-            ? $file_paths
-            : array($file_paths);
-        // cycle thru paths
-        foreach ($file_paths as $key => $file_path) {
-            // convert all separators to proper DS, if no filepath, then use EE_CLASSES
-            $file_path = $file_path
-                ? str_replace(array('/', '\\'), DS, $file_path)
-                : EE_CLASSES;
-            // prep file type
-            $type = ! empty($type)
-                ? trim($type, '.') . '.'
-                : '';
-            // build full file path
-            $file_paths[$key] = rtrim($file_path, DS) . DS . $class_name . '.' . $type . 'php';
-            //does the file exist and can be read ?
-            if (is_readable($file_paths[$key])) {
-                return $file_paths[$key];
-            }
-        }
-        return false;
-    }
-
-
-
-    /**
-     * basically just performs a require_once()
-     * but with some error handling
-     *
-     * @param  string $path
-     * @param  string $class_name
-     * @param  string $type
-     * @param  array  $file_paths
-     * @return bool
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    protected function _require_file($path, $class_name, $type = '', $file_paths = array())
-    {
-        // don't give up! you gotta...
-        try {
-            //does the file exist and can it be read ?
-            if (! $path) {
-                // so sorry, can't find the file
-                throw new EE_Error (
-                    sprintf(
-                        esc_html__(
-                            'The %1$s file %2$s could not be located or is not readable due to file permissions. Please ensure that the following filepath(s) are correct: %3$s',
-                            'event_espresso'
-                        ),
-                        trim($type, '.'),
-                        $class_name,
-                        '<br />' . implode(',<br />', $file_paths)
-                    )
-                );
-            }
-            // get the file
-            require_once($path);
-            // if the class isn't already declared somewhere
-            if (class_exists($class_name, false) === false) {
-                // so sorry, not a class
-                throw new EE_Error(
-                    sprintf(
-                        esc_html__('The %s file %s does not appear to contain the %s Class.', 'event_espresso'),
-                        $type,
-                        $path,
-                        $class_name
-                    )
-                );
-            }
-        } catch (EE_Error $e) {
-            $e->get_error();
-            return false;
-        }
-        return true;
-    }
-
-
-
-    /**
-     * _create_object
-     * Attempts to instantiate the requested class via any of the
-     * commonly used instantiation methods employed throughout EE.
-     * The priority for instantiation is as follows:
-     *        - abstract classes or any class flagged as "load only" (no instantiation occurs)
-     *        - model objects via their 'new_instance_from_db' method
-     *        - model objects via their 'new_instance' method
-     *        - "singleton" classes" via their 'instance' method
-     *    - standard instantiable classes via their __constructor
-     * Prior to instantiation, if the classname exists in the dependency_map,
-     * then the constructor for the requested class will be examined to determine
-     * if any dependencies exist, and if they can be injected.
-     * If so, then those classes will be added to the array of arguments passed to the constructor
-     *
-     * @param string $class_name
-     * @param array  $arguments
-     * @param string $type
-     * @param bool   $from_db
-     * @return null|object
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    protected function _create_object($class_name, $arguments = array(), $type = '', $from_db = false)
-    {
-        // create reflection
-        $reflector = $this->get_ReflectionClass($class_name);
-        // make sure arguments are an array
-        $arguments = is_array($arguments)
-            ? $arguments
-            : array($arguments);
-        // and if arguments array is numerically and sequentially indexed, then we want it to remain as is,
-        // else wrap it in an additional array so that it doesn't get split into multiple parameters
-        $arguments = $this->_array_is_numerically_and_sequentially_indexed($arguments)
-            ? $arguments
-            : array($arguments);
-        // attempt to inject dependencies ?
-        if ($this->_dependency_map->has($class_name)) {
-            $arguments = $this->_resolve_dependencies($reflector, $class_name, $arguments);
-        }
-        // instantiate the class if possible
-        if ($reflector->isAbstract()) {
-            // nothing to instantiate, loading file was enough
-            // does not throw an exception so $instantiation_mode is unused
-            // $instantiation_mode = "1) no constructor abstract class";
-            return true;
-        }
-        if (empty($arguments) && $reflector->getConstructor() === null && $reflector->isInstantiable()) {
-            // no constructor = static methods only... nothing to instantiate, loading file was enough
-            // $instantiation_mode = "2) no constructor but instantiable";
-            return $reflector->newInstance();
-        }
-        if ($from_db && method_exists($class_name, 'new_instance_from_db')) {
-            // $instantiation_mode = "3) new_instance_from_db()";
-            return call_user_func_array(array($class_name, 'new_instance_from_db'), $arguments);
-        }
-        if (method_exists($class_name, 'new_instance')) {
-            // $instantiation_mode = "4) new_instance()";
-            return call_user_func_array(array($class_name, 'new_instance'), $arguments);
-        }
-        if (method_exists($class_name, 'instance')) {
-            // $instantiation_mode = "5) instance()";
-            return call_user_func_array(array($class_name, 'instance'), $arguments);
-        }
-        if ($reflector->isInstantiable()) {
-            // $instantiation_mode = "6) constructor";
-            return $reflector->newInstanceArgs($arguments);
-        }
-        // heh ? something's not right !
-        throw new EE_Error(
-            sprintf(
-                __('The %s file %s could not be instantiated.', 'event_espresso'),
-                $type,
-                $class_name
-            )
-        );
-    }
-
-
-
-    /**
-     * @see http://stackoverflow.com/questions/173400/how-to-check-if-php-array-is-associative-or-sequential
-     * @param array $array
-     * @return bool
-     */
-    protected function _array_is_numerically_and_sequentially_indexed(array $array)
-    {
-        return ! empty($array)
-            ? array_keys($array) === range(0, count($array) - 1)
-            : true;
-    }
-
-
-
-    /**
-     * getReflectionClass
-     * checks if a ReflectionClass object has already been generated for a class
-     * and returns that instead of creating a new one
-     *
-     * @param string $class_name
-     * @return ReflectionClass
-     * @throws ReflectionException
-     */
-    public function get_ReflectionClass($class_name)
-    {
-        if (
-            ! isset($this->_reflectors[$class_name])
-            || ! $this->_reflectors[$class_name] instanceof ReflectionClass
-        ) {
-            $this->_reflectors[$class_name] = new ReflectionClass($class_name);
-        }
-        return $this->_reflectors[$class_name];
-    }
-
-
-
-    /**
-     * _resolve_dependencies
-     * examines the constructor for the requested class to determine
-     * if any dependencies exist, and if they can be injected.
-     * If so, then those classes will be added to the array of arguments passed to the constructor
-     * PLZ NOTE: this is achieved by type hinting the constructor params
-     * For example:
-     *        if attempting to load a class "Foo" with the following constructor:
-     *        __construct( Bar $bar_class, Fighter $grohl_class )
-     *        then $bar_class and $grohl_class will be added to the $arguments array,
-     *        but only IF they are NOT already present in the incoming arguments array,
-     *        and the correct classes can be loaded
-     *
-     * @param ReflectionClass $reflector
-     * @param string          $class_name
-     * @param array           $arguments
-     * @return array
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    protected function _resolve_dependencies(ReflectionClass $reflector, $class_name, $arguments = array())
-    {
-        // let's examine the constructor
-        $constructor = $reflector->getConstructor();
-        // whu? huh? nothing?
-        if (! $constructor) {
-            return $arguments;
-        }
-        // get constructor parameters
-        $params = $constructor->getParameters();
-        // and the keys for the incoming arguments array so that we can compare existing arguments with what is expected
-        $argument_keys = array_keys($arguments);
-        // now loop thru all of the constructors expected parameters
-        foreach ($params as $index => $param) {
-            // is this a dependency for a specific class ?
-            $param_class = $param->getClass()
-                ? $param->getClass()->name
-                : null;
-            // BUT WAIT !!! This class may be an alias for something else (or getting replaced at runtime)
-            $param_class = $this->_dependency_map->has_alias($param_class, $class_name)
-                ? $this->_dependency_map->get_alias($param_class, $class_name)
-                : $param_class;
-            if (
-                // param is not even a class
-                $param_class === null
-                // and something already exists in the incoming arguments for this param
-                && array_key_exists($index, $argument_keys)
-                && array_key_exists($argument_keys[$index], $arguments)
-            ) {
-                // so let's skip this argument and move on to the next
-                continue;
-            }
-            if (
-                // parameter is type hinted as a class, exists as an incoming argument, AND it's the correct class
-                $param_class !== null
-                && isset($argument_keys[$index], $arguments[$argument_keys[$index]])
-                && $arguments[$argument_keys[$index]] instanceof $param_class
-            ) {
-                // skip this argument and move on to the next
-                continue;
-            }
-            if (
-                // parameter is type hinted as a class, and should be injected
-                $param_class !== null
-                && $this->_dependency_map->has_dependency_for_class($class_name, $param_class)
-            ) {
-                $arguments = $this->_resolve_dependency(
-                    $class_name,
-                    $param_class,
-                    $arguments,
-                    $index,
-                    $argument_keys
-                );
-            } else {
-                try {
-                    $arguments[$index] = $param->isDefaultValueAvailable()
-                        ? $param->getDefaultValue()
-                        : null;
-                } catch (ReflectionException $e) {
-                    throw new ReflectionException(
-                        sprintf(
-                            esc_html__('%1$s for parameter "$%2$s on classname "%3$s"', 'event_espresso'),
-                            $e->getMessage(),
-                            $param->getName(),
-                            $class_name
-                        )
-                    );
-                }
-            }
-        }
-        return $arguments;
-    }
-
-
-
-    /**
-     * @param string $class_name
-     * @param string $param_class
-     * @param array  $arguments
-     * @param mixed  $index
-     * @param array  $argument_keys
-     * @return array
-     * @throws EE_Error
-     * @throws ReflectionException
-     * @throws InvalidArgumentException
-     * @throws InvalidInterfaceException
-     * @throws InvalidDataTypeException
-     */
-    protected function _resolve_dependency($class_name, $param_class, $arguments, $index, array $argument_keys)
-    {
-        $dependency = null;
-        // should dependency be loaded from cache ?
-        $cache_on = $this->_dependency_map->loading_strategy_for_class_dependency(
-            $class_name,
-            $param_class
-        );
-        $cache_on = $cache_on !== EE_Dependency_Map::load_new_object;
-        // we might have a dependency...
-        // let's MAYBE try and find it in our cache if that's what's been requested
-        $cached_class = $cache_on
-            ? $this->_get_cached_class($param_class)
-            : null;
-        // and grab it if it exists
-        if ($cached_class instanceof $param_class) {
-            $dependency = $cached_class;
-        } else if ($param_class !== $class_name) {
-            // obtain the loader method from the dependency map
-            $loader = $this->_dependency_map->class_loader($param_class);
-            // is loader a custom closure ?
-            if ($loader instanceof Closure) {
-                $dependency = $loader($arguments);
-            } else {
-                // set the cache on property for the recursive loading call
-                $this->_cache_on = $cache_on;
-                // if not, then let's try and load it via the registry
-                if ($loader && method_exists($this, $loader)) {
-                    $dependency = $this->{$loader}($param_class);
-                } else {
-                    $dependency = LoaderFactory::getLoader()->load(
-                        $param_class,
-                        array(),
-                        $cache_on
-                    );
-                }
-            }
-        }
-        // did we successfully find the correct dependency ?
-        if ($dependency instanceof $param_class) {
-            // then let's inject it into the incoming array of arguments at the correct location
-            $arguments[$index] = $dependency;
-        }
-        return $arguments;
-    }
-
-
-
-    /**
-     * _set_cached_class
-     * attempts to cache the instantiated class locally
-     * in one of the following places, in the following order:
-     *        $this->{class_abbreviation}   ie:    $this->CART
-     *        $this->{$class_name}          ie:    $this->Some_Class
-     *        $this->addon->{$$class_name}    ie:    $this->addon->Some_Addon_Class
-     *        $this->LIB->{$class_name}     ie:    $this->LIB->Some_Class
-     *
-     * @param object $class_obj
-     * @param string $class_name
-     * @param string $class_prefix
-     * @param bool   $from_db
-     * @return void
-     */
-    protected function _set_cached_class($class_obj, $class_name, $class_prefix = '', $from_db = false)
-    {
-        if ($class_name === 'EE_Registry' || empty($class_obj)) {
-            return;
-        }
-        // return newly instantiated class
-        $class_abbreviation = $this->get_class_abbreviation($class_name, '');
-        if ($class_abbreviation) {
-            $this->{$class_abbreviation} = $class_obj;
-            return;
-        }
-        $class_name = str_replace('\\', '_', $class_name);
-        if (property_exists($this, $class_name)) {
-            $this->{$class_name} = $class_obj;
-            return;
-        }
-        if ($class_prefix === 'addon') {
-            $this->addons->{$class_name} = $class_obj;
-            return;
-        }
-        if (! $from_db) {
-            $this->LIB->{$class_name} = $class_obj;
-        }
-    }
-
-
-
-    /**
-     * call any loader that's been registered in the EE_Dependency_Map::$_class_loaders array
-     *
-     * @param string $classname PLEASE NOTE: the class name needs to match what's registered
-     *                          in the EE_Dependency_Map::$_class_loaders array,
-     *                          including the class prefix, ie: "EE_", "EEM_", "EEH_", etc
-     * @param array  $arguments
-     * @return object
-     */
-    public static function factory($classname, $arguments = array())
-    {
-        $loader = self::instance()->_dependency_map->class_loader($classname);
-        if ($loader instanceof Closure) {
-            return $loader($arguments);
-        }
-        if (method_exists(self::instance(), $loader)) {
-            return self::instance()->{$loader}($classname, $arguments);
-        }
-        return null;
-    }
-
-
-
-    /**
-     * Gets the addon by its name/slug (not classname. For that, just
-     * use the classname as the property name on EE_Config::instance()->addons)
-     *
-     * @param string $name
-     * @return EE_Addon
-     */
-    public function get_addon_by_name($name)
-    {
-        foreach ($this->addons as $addon) {
-            if ($addon->name() === $name) {
-                return $addon;
-            }
-        }
-        return null;
-    }
-
-
-
-    /**
-     * Gets an array of all the registered addons, where the keys are their names. (ie, what each returns for their
-     * name() function) They're already available on EE_Config::instance()->addons as properties, where each property's
-     * name is the addon's classname. So if you just want to get the addon by classname, use
-     * EE_Config::instance()->addons->{classname}
-     *
-     * @return EE_Addon[] where the KEYS are the addon's name()
-     */
-    public function get_addons_by_name()
-    {
-        $addons = array();
-        foreach ($this->addons as $addon) {
-            $addons[$addon->name()] = $addon;
-        }
-        return $addons;
-    }
-
-
-
-    /**
-     * Resets the specified model's instance AND makes sure EE_Registry doesn't keep
-     * a stale copy of it around
-     *
-     * @param string $model_name
-     * @return \EEM_Base
-     * @throws \EE_Error
-     */
-    public function reset_model($model_name)
-    {
-        $model_class_name = strpos($model_name, 'EEM_') !== 0
-            ? "EEM_{$model_name}"
-            : $model_name;
-        if (! isset($this->LIB->{$model_class_name}) || ! $this->LIB->{$model_class_name} instanceof EEM_Base) {
-            return null;
-        }
-        //get that model reset it and make sure we nuke the old reference to it
-        if ($this->LIB->{$model_class_name} instanceof $model_class_name
-            && is_callable(
-                array($model_class_name, 'reset')
-            )) {
-            $this->LIB->{$model_class_name} = $this->LIB->{$model_class_name}->reset();
-        } else {
-            throw new EE_Error(sprintf(esc_html__('Model %s does not have a method "reset"', 'event_espresso'), $model_name));
-        }
-        return $this->LIB->{$model_class_name};
-    }
-
-
-
-    /**
-     * Resets the registry.
-     * The criteria for what gets reset is based on what can be shared between sites on the same request when
-     * switch_to_blog is used in a multisite install.  Here is a list of things that are NOT reset.
-     * - $_dependency_map
-     * - $_class_abbreviations
-     * - $NET_CFG (EE_Network_Config): The config is shared network wide so no need to reset.
-     * - $REQ:  Still on the same request so no need to change.
-     * - $CAP: There is no site specific state in the EE_Capability class.
-     * - $SSN: Although ideally, the session should not be shared between site switches, we can't reset it because only
-     * one Session can be active in a single request.  Resetting could resolve in "headers already sent" errors.
-     * - $addons:  In multisite, the state of the addons is something controlled via hooks etc in a normal request.  So
-     *             for now, we won't reset the addons because it could break calls to an add-ons class/methods in the
-     *             switch or on the restore.
-     * - $modules
-     * - $shortcodes
-     * - $widgets
-     *
-     * @param boolean $hard             [deprecated]
-     * @param boolean $reinstantiate    whether to create new instances of EE_Registry's singletons too,
-     *                                  or just reset without re-instantiating (handy to set to FALSE if you're not
-     *                                  sure if you CAN currently reinstantiate the singletons at the moment)
-     * @param   bool  $reset_models     Defaults to true.  When false, then the models are not reset.  This is so
-     *                                  client
-     *                                  code instead can just change the model context to a different blog id if
-     *                                  necessary
-     * @return EE_Registry
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public static function reset($hard = false, $reinstantiate = true, $reset_models = true)
-    {
-        $instance = self::instance();
-        $instance->_cache_on = true;
-        // reset some "special" classes
-        EEH_Activation::reset();
-        $hard = apply_filters( 'FHEE__EE_Registry__reset__hard', $hard);
-        $instance->CFG = EE_Config::reset($hard, $reinstantiate);
-        $instance->CART = null;
-        $instance->MRM = null;
-        $instance->AssetsRegistry = $instance->create('EventEspresso\core\services\assets\Registry');
-        //messages reset
-        EED_Messages::reset();
-        //handle of objects cached on LIB
-        foreach (array('LIB', 'modules') as $cache) {
-            foreach ($instance->{$cache} as $class_name => $class) {
-                if (self::_reset_and_unset_object($class, $reset_models)) {
-                    unset($instance->{$cache}->{$class_name});
-                }
-            }
-        }
-        return $instance;
-    }
-
-
-
-    /**
-     * if passed object implements ResettableInterface, then call it's reset() method
-     * if passed object implements InterminableInterface, then return false,
-     * to indicate that it should NOT be cleared from the Registry cache
-     *
-     * @param      $object
-     * @param bool $reset_models
-     * @return bool returns true if cached object should be unset
-     */
-    private static function _reset_and_unset_object($object, $reset_models)
-    {
-        if (! is_object($object)) {
-            // don't unset anything that's not an object
-            return false;
-        }
-        if ($object instanceof EED_Module) {
-            $object::reset();
-            // don't unset modules
-            return false;
-        }
-        if ($object instanceof ResettableInterface) {
-            if ($object instanceof EEM_Base) {
-                if ($reset_models) {
-                    $object->reset();
-                    return true;
-                }
-                return false;
-            }
-            $object->reset();
-            return true;
-        }
-        if (! $object instanceof InterminableInterface) {
-            return true;
-        }
-        return false;
-    }
-
-
-
-    /**
-     * Gets all the custom post type models defined
-     *
-     * @return array keys are model "short names" (Eg "Event") and keys are classnames (eg "EEM_Event")
-     */
-    public function cpt_models()
-    {
-        $cpt_models = array();
-        foreach ($this->non_abstract_db_models as $short_name => $classname) {
-            if (is_subclass_of($classname, 'EEM_CPT_Base')) {
-                $cpt_models[$short_name] = $classname;
-            }
-        }
-        return $cpt_models;
-    }
-
-
-
-    /**
-     * @return \EE_Config
-     */
-    public static function CFG()
-    {
-        return self::instance()->CFG;
-    }
+	/**
+	 * @var EE_Registry $_instance
+	 */
+	private static $_instance;
+
+	/**
+	 * @var EE_Dependency_Map $_dependency_map
+	 */
+	protected $_dependency_map;
+
+	/**
+	 * @var array $_class_abbreviations
+	 */
+	protected $_class_abbreviations = array();
+
+	/**
+	 * @var CommandBusInterface $BUS
+	 */
+	public $BUS;
+
+	/**
+	 * @var EE_Cart $CART
+	 */
+	public $CART;
+
+	/**
+	 * @var EE_Config $CFG
+	 */
+	public $CFG;
+
+	/**
+	 * @var EE_Network_Config $NET_CFG
+	 */
+	public $NET_CFG;
+
+	/**
+	 * StdClass object for storing library classes in
+	 *
+	 * @var StdClass $LIB
+	 */
+	public $LIB;
+
+	/**
+	 * @var EE_Request_Handler $REQ
+	 */
+	public $REQ;
+
+	/**
+	 * @var EE_Session $SSN
+	 */
+	public $SSN;
+
+	/**
+	 * @since 4.5.0
+	 * @var EE_Capabilities $CAP
+	 */
+	public $CAP;
+
+	/**
+	 * @since 4.9.0
+	 * @var EE_Message_Resource_Manager $MRM
+	 */
+	public $MRM;
+
+
+	/**
+	 * @var Registry $AssetsRegistry
+	 */
+	public $AssetsRegistry;
+
+	/**
+	 * StdClass object for holding addons which have registered themselves to work with EE core
+	 *
+	 * @var EE_Addon[] $addons
+	 */
+	public $addons;
+
+	/**
+	 * keys are 'short names' (eg Event), values are class names (eg 'EEM_Event')
+	 *
+	 * @var EEM_Base[] $models
+	 */
+	public $models = array();
+
+	/**
+	 * @var EED_Module[] $modules
+	 */
+	public $modules;
+
+	/**
+	 * @var EES_Shortcode[] $shortcodes
+	 */
+	public $shortcodes;
+
+	/**
+	 * @var WP_Widget[] $widgets
+	 */
+	public $widgets;
+
+	/**
+	 * this is an array of all implemented model names (i.e. not the parent abstract models, or models
+	 * which don't actually fetch items from the DB in the normal way (ie, are not children of EEM_Base)).
+	 * Keys are model "short names" (eg "Event") as used in model relations, and values are
+	 * classnames (eg "EEM_Event")
+	 *
+	 * @var array $non_abstract_db_models
+	 */
+	public $non_abstract_db_models = array();
+
+
+	/**
+	 * internationalization for JS strings
+	 *    usage:   EE_Registry::i18n_js_strings['string_key'] = esc_html__( 'string to translate.', 'event_espresso' );
+	 *    in js file:  var translatedString = eei18n.string_key;
+	 *
+	 * @var array $i18n_js_strings
+	 */
+	public static $i18n_js_strings = array();
+
+
+	/**
+	 * $main_file - path to espresso.php
+	 *
+	 * @var array $main_file
+	 */
+	public $main_file;
+
+	/**
+	 * array of ReflectionClass objects where the key is the class name
+	 *
+	 * @var ReflectionClass[] $_reflectors
+	 */
+	public $_reflectors;
+
+	/**
+	 * boolean flag to indicate whether or not to load/save dependencies from/to the cache
+	 *
+	 * @var boolean $_cache_on
+	 */
+	protected $_cache_on = true;
+
+
+
+	/**
+	 * @singleton method used to instantiate class object
+	 * @param  EE_Dependency_Map $dependency_map
+	 * @return EE_Registry instance
+	 * @throws InvalidArgumentException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidDataTypeException
+	 */
+	public static function instance(EE_Dependency_Map $dependency_map = null)
+	{
+		// check if class object is instantiated
+		if (! self::$_instance instanceof EE_Registry) {
+			self::$_instance = new self($dependency_map);
+		}
+		return self::$_instance;
+	}
+
+
+
+	/**
+	 * protected constructor to prevent direct creation
+	 *
+	 * @Constructor
+	 * @param  EE_Dependency_Map $dependency_map
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidArgumentException
+	 */
+	protected function __construct(EE_Dependency_Map $dependency_map)
+	{
+		$this->_dependency_map = $dependency_map;
+		$this->LIB = new stdClass();
+		$this->addons = new stdClass();
+		$this->modules = new stdClass();
+		$this->shortcodes = new stdClass();
+		$this->widgets = new stdClass();
+		add_action('EE_Load_Espresso_Core__handle_request__initialize_core_loading', array($this, 'initialize'));
+	}
+
+
+
+	/**
+	 * initialize
+	 *
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function initialize()
+	{
+		$this->_class_abbreviations = apply_filters(
+			'FHEE__EE_Registry____construct___class_abbreviations',
+			array(
+				'EE_Config'                                       => 'CFG',
+				'EE_Session'                                      => 'SSN',
+				'EE_Capabilities'                                 => 'CAP',
+				'EE_Cart'                                         => 'CART',
+				'EE_Network_Config'                               => 'NET_CFG',
+				'EE_Request_Handler'                              => 'REQ',
+				'EE_Message_Resource_Manager'                     => 'MRM',
+				'EventEspresso\core\services\commands\CommandBus' => 'BUS',
+				'EventEspresso\core\services\assets\Registry'     => 'AssetsRegistry',
+			)
+		);
+		$this->load_core('Base', array(), true);
+		// add our request and response objects to the cache
+		$request_loader = $this->_dependency_map->class_loader('EE_Request');
+		$this->_set_cached_class(
+			$request_loader(),
+			'EE_Request'
+		);
+		$response_loader = $this->_dependency_map->class_loader('EE_Response');
+		$this->_set_cached_class(
+			$response_loader(),
+			'EE_Response'
+		);
+		add_action('AHEE__EE_System__set_hooks_for_core', array($this, 'init'));
+	}
+
+
+
+	/**
+	 * @return void
+	 */
+	public function init()
+	{
+		// Get current page protocol
+		$protocol = isset($_SERVER['HTTPS']) ? 'https://' : 'http://';
+		// Output admin-ajax.php URL with same protocol as current page
+		self::$i18n_js_strings['ajax_url'] = admin_url('admin-ajax.php', $protocol);
+		self::$i18n_js_strings['wp_debug'] = defined('WP_DEBUG') ? WP_DEBUG : false;
+	}
+
+
+
+	/**
+	 * localize_i18n_js_strings
+	 *
+	 * @return string
+	 */
+	public static function localize_i18n_js_strings()
+	{
+		$i18n_js_strings = (array)self::$i18n_js_strings;
+		foreach ($i18n_js_strings as $key => $value) {
+			if (is_scalar($value)) {
+				$i18n_js_strings[$key] = html_entity_decode((string)$value, ENT_QUOTES, 'UTF-8');
+			}
+		}
+		return '/* <![CDATA[ */ var eei18n = ' . wp_json_encode($i18n_js_strings) . '; /* ]]> */';
+	}
+
+
+
+	/**
+	 * @param mixed string | EED_Module $module
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function add_module($module)
+	{
+		if ($module instanceof EED_Module) {
+			$module_class = get_class($module);
+			$this->modules->{$module_class} = $module;
+		} else {
+			if (! class_exists('EE_Module_Request_Router')) {
+				$this->load_core('Module_Request_Router');
+			}
+			EE_Module_Request_Router::module_factory($module);
+		}
+	}
+
+
+
+	/**
+	 * @param string $module_name
+	 * @return mixed EED_Module | NULL
+	 */
+	public function get_module($module_name = '')
+	{
+		return isset($this->modules->{$module_name})
+			? $this->modules->{$module_name}
+			: null;
+	}
+
+
+
+	/**
+	 * loads core classes - must be singletons
+	 *
+	 * @param string $class_name - simple class name ie: session
+	 * @param mixed  $arguments
+	 * @param bool   $load_only
+	 * @return mixed
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function load_core($class_name, $arguments = array(), $load_only = false)
+	{
+		$core_paths = apply_filters(
+			'FHEE__EE_Registry__load_core__core_paths',
+			array(
+				EE_CORE,
+				EE_ADMIN,
+				EE_CPTS,
+				EE_CORE . 'data_migration_scripts' . DS,
+				EE_CORE . 'capabilities' . DS,
+				EE_CORE . 'request_stack' . DS,
+				EE_CORE . 'middleware' . DS,
+			)
+		);
+		// retrieve instantiated class
+		return $this->_load(
+			$core_paths,
+			'EE_',
+			$class_name,
+			'core',
+			$arguments,
+			false,
+			true,
+			$load_only
+		);
+	}
+
+
+
+	/**
+	 * loads service classes
+	 *
+	 * @param string $class_name - simple class name ie: session
+	 * @param mixed  $arguments
+	 * @param bool   $load_only
+	 * @return mixed
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function load_service($class_name, $arguments = array(), $load_only = false)
+	{
+		$service_paths = apply_filters(
+			'FHEE__EE_Registry__load_service__service_paths',
+			array(
+				EE_CORE . 'services' . DS,
+			)
+		);
+		// retrieve instantiated class
+		return $this->_load(
+			$service_paths,
+			'EE_',
+			$class_name,
+			'class',
+			$arguments,
+			false,
+			true,
+			$load_only
+		);
+	}
+
+
+
+	/**
+	 * loads data_migration_scripts
+	 *
+	 * @param string $class_name - class name for the DMS ie: EE_DMS_Core_4_2_0
+	 * @param mixed  $arguments
+	 * @return EE_Data_Migration_Script_Base|mixed
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function load_dms($class_name, $arguments = array())
+	{
+		// retrieve instantiated class
+		return $this->_load(
+			EE_Data_Migration_Manager::instance()->get_data_migration_script_folders(),
+			'EE_DMS_',
+			$class_name,
+			'dms',
+			$arguments,
+			false,
+			false
+		);
+	}
+
+
+
+	/**
+	 * loads object creating classes - must be singletons
+	 *
+	 * @param string $class_name - simple class name ie: attendee
+	 * @param mixed  $arguments  - an array of arguments to pass to the class
+	 * @param bool   $from_db    - some classes are instantiated from the db and thus call a different method to
+	 *                           instantiate
+	 * @param bool   $cache      if you don't want the class to be stored in the internal cache (non-persistent) then
+	 *                           set this to FALSE (ie. when instantiating model objects from client in a loop)
+	 * @param bool   $load_only  whether or not to just load the file and NOT instantiate, or load AND instantiate
+	 *                           (default)
+	 * @return EE_Base_Class | bool
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function load_class($class_name, $arguments = array(), $from_db = false, $cache = true, $load_only = false)
+	{
+		$paths = apply_filters(
+			'FHEE__EE_Registry__load_class__paths', array(
+			EE_CORE,
+			EE_CLASSES,
+			EE_BUSINESS,
+		)
+		);
+		// retrieve instantiated class
+		return $this->_load(
+			$paths,
+			'EE_',
+			$class_name,
+			'class',
+			$arguments,
+			$from_db,
+			$cache,
+			$load_only
+		);
+	}
+
+
+
+	/**
+	 * loads helper classes - must be singletons
+	 *
+	 * @param string $class_name - simple class name ie: price
+	 * @param mixed  $arguments
+	 * @param bool   $load_only
+	 * @return EEH_Base | bool
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function load_helper($class_name, $arguments = array(), $load_only = true)
+	{
+		// todo: add doing_it_wrong() in a few versions after all addons have had calls to this method removed
+		$helper_paths = apply_filters('FHEE__EE_Registry__load_helper__helper_paths', array(EE_HELPERS));
+		// retrieve instantiated class
+		return $this->_load(
+			$helper_paths,
+			'EEH_',
+			$class_name,
+			'helper',
+			$arguments,
+			false,
+			true,
+			$load_only
+		);
+	}
+
+
+
+	/**
+	 * loads core classes - must be singletons
+	 *
+	 * @param string $class_name - simple class name ie: session
+	 * @param mixed  $arguments
+	 * @param bool   $load_only
+	 * @param bool   $cache      whether to cache the object or not.
+	 * @return mixed
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function load_lib($class_name, $arguments = array(), $load_only = false, $cache = true)
+	{
+		$paths = array(
+			EE_LIBRARIES,
+			EE_LIBRARIES . 'messages' . DS,
+			EE_LIBRARIES . 'shortcodes' . DS,
+			EE_LIBRARIES . 'qtips' . DS,
+			EE_LIBRARIES . 'payment_methods' . DS,
+		);
+		// retrieve instantiated class
+		return $this->_load(
+			$paths,
+			'EE_',
+			$class_name,
+			'lib',
+			$arguments,
+			false,
+			$cache,
+			$load_only
+		);
+	}
+
+
+
+	/**
+	 * loads model classes - must be singletons
+	 *
+	 * @param string $class_name - simple class name ie: price
+	 * @param mixed  $arguments
+	 * @param bool   $load_only
+	 * @return EEM_Base | bool
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function load_model($class_name, $arguments = array(), $load_only = false)
+	{
+		$paths = apply_filters(
+			'FHEE__EE_Registry__load_model__paths', array(
+			EE_MODELS,
+			EE_CORE,
+		)
+		);
+		// retrieve instantiated class
+		return $this->_load(
+			$paths,
+			'EEM_',
+			$class_name,
+			'model',
+			$arguments,
+			false,
+			true,
+			$load_only
+		);
+	}
+
+
+
+	/**
+	 * loads model classes - must be singletons
+	 *
+	 * @param string $class_name - simple class name ie: price
+	 * @param mixed  $arguments
+	 * @param bool   $load_only
+	 * @return mixed | bool
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function load_model_class($class_name, $arguments = array(), $load_only = true)
+	{
+		$paths = array(
+			EE_MODELS . 'fields' . DS,
+			EE_MODELS . 'helpers' . DS,
+			EE_MODELS . 'relations' . DS,
+			EE_MODELS . 'strategies' . DS,
+		);
+		// retrieve instantiated class
+		return $this->_load(
+			$paths,
+			'EE_',
+			$class_name,
+			'',
+			$arguments,
+			false,
+			true,
+			$load_only
+		);
+	}
+
+
+
+	/**
+	 * Determines if $model_name is the name of an actual EE model.
+	 *
+	 * @param string $model_name like Event, Attendee, Question_Group_Question, etc.
+	 * @return boolean
+	 */
+	public function is_model_name($model_name)
+	{
+		return isset($this->models[$model_name]);
+	}
+
+
+
+	/**
+	 * generic class loader
+	 *
+	 * @param string $path_to_file - directory path to file location, not including filename
+	 * @param string $file_name    - file name  ie:  my_file.php, including extension
+	 * @param string $type         - file type - core? class? helper? model?
+	 * @param mixed  $arguments
+	 * @param bool   $load_only
+	 * @return mixed
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function load_file($path_to_file, $file_name, $type = '', $arguments = array(), $load_only = true)
+	{
+		// retrieve instantiated class
+		return $this->_load(
+			$path_to_file,
+			'',
+			$file_name,
+			$type,
+			$arguments,
+			false,
+			true,
+			$load_only
+		);
+	}
+
+
+
+	/**
+	 * @param string $path_to_file - directory path to file location, not including filename
+	 * @param string $class_name   - full class name  ie:  My_Class
+	 * @param string $type         - file type - core? class? helper? model?
+	 * @param mixed  $arguments
+	 * @param bool   $load_only
+	 * @return bool|EE_Addon|object
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function load_addon($path_to_file, $class_name, $type = 'class', $arguments = array(), $load_only = false)
+	{
+		// retrieve instantiated class
+		return $this->_load(
+			$path_to_file,
+			'addon',
+			$class_name,
+			$type,
+			$arguments,
+			false,
+			true,
+			$load_only
+		);
+	}
+
+
+
+	/**
+	 * instantiates, caches, and automatically resolves dependencies
+	 * for classes that use a Fully Qualified Class Name.
+	 * if the class is not capable of being loaded using PSR-4 autoloading,
+	 * then you need to use one of the existing load_*() methods
+	 * which can resolve the classname and filepath from the passed arguments
+	 *
+	 * @param bool|string $class_name   Fully Qualified Class Name
+	 * @param array       $arguments    an argument, or array of arguments to pass to the class upon instantiation
+	 * @param bool        $cache        whether to cache the instantiated object for reuse
+	 * @param bool        $from_db      some classes are instantiated from the db
+	 *                                  and thus call a different method to instantiate
+	 * @param bool        $load_only    if true, will only load the file, but will NOT instantiate an object
+	 * @param bool|string $addon        if true, will cache the object in the EE_Registry->$addons array
+	 * @return bool|null|mixed          null = failure to load or instantiate class object.
+	 *                                  object = class loaded and instantiated successfully.
+	 *                                  bool = fail or success when $load_only is true
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function create(
+		$class_name = false,
+		$arguments = array(),
+		$cache = false,
+		$from_db = false,
+		$load_only = false,
+		$addon = false
+	) {
+		$class_name = ltrim($class_name, '\\');
+		$class_name = $this->_dependency_map->get_alias($class_name);
+		$class_exists = $this->loadOrVerifyClassExists($class_name, $arguments);
+		// if a non-FQCN was passed, then verifyClassExists() might return an object
+		// or it could return null if the class just could not be found anywhere
+		if ($class_exists instanceof $class_name || $class_exists === null){
+			// either way, return the results
+			return $class_exists;
+		}
+		$class_name = $class_exists;
+		// if we're only loading the class and it already exists, then let's just return true immediately
+		if ($load_only) {
+			return true;
+		}
+		$addon = $addon
+			? 'addon'
+			: '';
+		// $this->_cache_on is toggled during the recursive loading that can occur with dependency injection
+		// $cache is controlled by individual calls to separate Registry loader methods like load_class()
+		// $load_only is also controlled by individual calls to separate Registry loader methods like load_file()
+		if ($this->_cache_on && $cache && ! $load_only) {
+			// return object if it's already cached
+			$cached_class = $this->_get_cached_class($class_name, $addon);
+			if ($cached_class !== null) {
+				return $cached_class;
+			}
+		}
+		// obtain the loader method from the dependency map
+		$loader = $this->_dependency_map->class_loader($class_name);
+		// instantiate the requested object
+		if ($loader instanceof Closure) {
+			$class_obj = $loader($arguments);
+		} else if ($loader && method_exists($this, $loader)) {
+			$class_obj = $this->{$loader}($class_name, $arguments);
+		} else {
+			$class_obj = $this->_create_object($class_name, $arguments, $addon, $from_db);
+		}
+		if (($this->_cache_on && $cache) || $this->get_class_abbreviation($class_name, '')) {
+			// save it for later... kinda like gum  { : $
+			$this->_set_cached_class($class_obj, $class_name, $addon, $from_db);
+		}
+		$this->_cache_on = true;
+		return $class_obj;
+	}
+
+
+
+	/**
+	 * Recursively checks that a class exists and potentially attempts to load classes with non-FQCNs
+	 *
+	 * @param string $class_name
+	 * @param array  $arguments
+	 * @param int    $attempt
+	 * @return mixed
+	 */
+	private function loadOrVerifyClassExists($class_name, array $arguments, $attempt = 1) {
+		if (is_object($class_name) || class_exists($class_name)) {
+			return $class_name;
+		}
+		switch ($attempt) {
+			case 1:
+				// if it's a FQCN then maybe the class is registered with a preceding \
+				$class_name = strpos($class_name, '\\') !== false
+					? '\\' . ltrim($class_name, '\\')
+					: $class_name;
+				break;
+			case 2:
+				//
+				$loader = $this->_dependency_map->class_loader($class_name);
+				if ($loader && method_exists($this, $loader)) {
+					return $this->{$loader}($class_name, $arguments);
+				}
+				break;
+			case 3:
+			default;
+				return null;
+		}
+		$attempt++;
+		return $this->loadOrVerifyClassExists($class_name, $arguments, $attempt);
+	}
+
+
+
+	/**
+	 * instantiates, caches, and injects dependencies for classes
+	 *
+	 * @param array       $file_paths   an array of paths to folders to look in
+	 * @param string      $class_prefix EE  or EEM or... ???
+	 * @param bool|string $class_name   $class name
+	 * @param string      $type         file type - core? class? helper? model?
+	 * @param mixed       $arguments    an argument or array of arguments to pass to the class upon instantiation
+	 * @param bool        $from_db      some classes are instantiated from the db
+	 *                                  and thus call a different method to instantiate
+	 * @param bool        $cache        whether to cache the instantiated object for reuse
+	 * @param bool        $load_only    if true, will only load the file, but will NOT instantiate an object
+	 * @return bool|null|object null = failure to load or instantiate class object.
+	 *                                  object = class loaded and instantiated successfully.
+	 *                                  bool = fail or success when $load_only is true
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	protected function _load(
+		$file_paths = array(),
+		$class_prefix = 'EE_',
+		$class_name = false,
+		$type = 'class',
+		$arguments = array(),
+		$from_db = false,
+		$cache = true,
+		$load_only = false
+	) {
+		$class_name = ltrim($class_name, '\\');
+		// strip php file extension
+		$class_name = str_replace('.php', '', trim($class_name));
+		// does the class have a prefix ?
+		if (! empty($class_prefix) && $class_prefix !== 'addon') {
+			// make sure $class_prefix is uppercase
+			$class_prefix = strtoupper(trim($class_prefix));
+			// add class prefix ONCE!!!
+			$class_name = $class_prefix . str_replace($class_prefix, '', $class_name);
+		}
+		$class_name = $this->_dependency_map->get_alias($class_name);
+		$class_exists = class_exists($class_name);
+		// if we're only loading the class and it already exists, then let's just return true immediately
+		if ($load_only && $class_exists) {
+			return true;
+		}
+		// $this->_cache_on is toggled during the recursive loading that can occur with dependency injection
+		// $cache is controlled by individual calls to separate Registry loader methods like load_class()
+		// $load_only is also controlled by individual calls to separate Registry loader methods like load_file()
+		if ($this->_cache_on && $cache && ! $load_only) {
+			// return object if it's already cached
+			$cached_class = $this->_get_cached_class($class_name, $class_prefix);
+			if ($cached_class !== null) {
+				return $cached_class;
+			}
+		}
+		// if the class doesn't already exist.. then we need to try and find the file and load it
+		if (! $class_exists) {
+			// get full path to file
+			$path = $this->_resolve_path($class_name, $type, $file_paths);
+			// load the file
+			$loaded = $this->_require_file($path, $class_name, $type, $file_paths);
+			// if loading failed, or we are only loading a file but NOT instantiating an object
+			if (! $loaded || $load_only) {
+				// return boolean if only loading, or null if an object was expected
+				return $load_only
+					? $loaded
+					: null;
+			}
+		}
+		// instantiate the requested object
+		$class_obj = $this->_create_object($class_name, $arguments, $type, $from_db);
+		if ($this->_cache_on && $cache) {
+			// save it for later... kinda like gum  { : $
+			$this->_set_cached_class($class_obj, $class_name, $class_prefix, $from_db);
+		}
+		$this->_cache_on = true;
+		return $class_obj;
+	}
+
+
+
+	/**
+	 * @param string $class_name
+	 * @param string $default have to specify something, but not anything that will conflict
+	 * @return mixed|string
+	 */
+	protected function get_class_abbreviation($class_name, $default = 'FANCY_BATMAN_PANTS')
+	{
+		return isset($this->_class_abbreviations[$class_name])
+			? $this->_class_abbreviations[$class_name]
+			: $default;
+	}
+
+	/**
+	 * attempts to find a cached version of the requested class
+	 * by looking in the following places:
+	 *        $this->{$class_abbreviation}            ie:    $this->CART
+	 *        $this->{$class_name}                        ie:    $this->Some_Class
+	 *        $this->LIB->{$class_name}                ie:    $this->LIB->Some_Class
+	 *        $this->addon->{$class_name}    ie:    $this->addon->Some_Addon_Class
+	 *
+	 * @param string $class_name
+	 * @param string $class_prefix
+	 * @return mixed
+	 */
+	protected function _get_cached_class($class_name, $class_prefix = '')
+	{
+		if ($class_name === 'EE_Registry') {
+			return $this;
+		}
+		$class_abbreviation = $this->get_class_abbreviation($class_name);
+		$class_name = str_replace('\\', '_', $class_name);
+		// check if class has already been loaded, and return it if it has been
+		if (isset($this->{$class_abbreviation})) {
+			return $this->{$class_abbreviation};
+		}
+		if (isset ($this->{$class_name})) {
+			return $this->{$class_name};
+		}
+		if (isset ($this->LIB->{$class_name})) {
+			return $this->LIB->{$class_name};
+		}
+		if ($class_prefix === 'addon' && isset ($this->addons->{$class_name})) {
+			return $this->addons->{$class_name};
+		}
+		return null;
+	}
+
+
+
+	/**
+	 * removes a cached version of the requested class
+	 *
+	 * @param string  $class_name
+	 * @param boolean $addon
+	 * @return boolean
+	 */
+	public function clear_cached_class($class_name, $addon = false)
+	{
+		$class_abbreviation = $this->get_class_abbreviation($class_name);
+		$class_name = str_replace('\\', '_', $class_name);
+		// check if class has already been loaded, and return it if it has been
+		if (isset($this->{$class_abbreviation})) {
+			$this->{$class_abbreviation} = null;
+			return true;
+		}
+		if (isset($this->{$class_name})) {
+			$this->{$class_name} = null;
+			return true;
+		}
+		if (isset($this->LIB->{$class_name})) {
+			unset($this->LIB->{$class_name});
+			return true;
+		}
+		if ($addon && isset($this->addons->{$class_name})) {
+			unset($this->addons->{$class_name});
+			return true;
+		}
+		return false;
+	}
+
+
+
+	/**
+	 * attempts to find a full valid filepath for the requested class.
+	 * loops thru each of the base paths in the $file_paths array and appends : "{classname} . {file type} . php"
+	 * then returns that path if the target file has been found and is readable
+	 *
+	 * @param string $class_name
+	 * @param string $type
+	 * @param array  $file_paths
+	 * @return string | bool
+	 */
+	protected function _resolve_path($class_name, $type = '', $file_paths = array())
+	{
+		// make sure $file_paths is an array
+		$file_paths = is_array($file_paths)
+			? $file_paths
+			: array($file_paths);
+		// cycle thru paths
+		foreach ($file_paths as $key => $file_path) {
+			// convert all separators to proper DS, if no filepath, then use EE_CLASSES
+			$file_path = $file_path
+				? str_replace(array('/', '\\'), DS, $file_path)
+				: EE_CLASSES;
+			// prep file type
+			$type = ! empty($type)
+				? trim($type, '.') . '.'
+				: '';
+			// build full file path
+			$file_paths[$key] = rtrim($file_path, DS) . DS . $class_name . '.' . $type . 'php';
+			//does the file exist and can be read ?
+			if (is_readable($file_paths[$key])) {
+				return $file_paths[$key];
+			}
+		}
+		return false;
+	}
+
+
+
+	/**
+	 * basically just performs a require_once()
+	 * but with some error handling
+	 *
+	 * @param  string $path
+	 * @param  string $class_name
+	 * @param  string $type
+	 * @param  array  $file_paths
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	protected function _require_file($path, $class_name, $type = '', $file_paths = array())
+	{
+		// don't give up! you gotta...
+		try {
+			//does the file exist and can it be read ?
+			if (! $path) {
+				// so sorry, can't find the file
+				throw new EE_Error (
+					sprintf(
+						esc_html__(
+							'The %1$s file %2$s could not be located or is not readable due to file permissions. Please ensure that the following filepath(s) are correct: %3$s',
+							'event_espresso'
+						),
+						trim($type, '.'),
+						$class_name,
+						'<br />' . implode(',<br />', $file_paths)
+					)
+				);
+			}
+			// get the file
+			require_once($path);
+			// if the class isn't already declared somewhere
+			if (class_exists($class_name, false) === false) {
+				// so sorry, not a class
+				throw new EE_Error(
+					sprintf(
+						esc_html__('The %s file %s does not appear to contain the %s Class.', 'event_espresso'),
+						$type,
+						$path,
+						$class_name
+					)
+				);
+			}
+		} catch (EE_Error $e) {
+			$e->get_error();
+			return false;
+		}
+		return true;
+	}
+
+
+
+	/**
+	 * _create_object
+	 * Attempts to instantiate the requested class via any of the
+	 * commonly used instantiation methods employed throughout EE.
+	 * The priority for instantiation is as follows:
+	 *        - abstract classes or any class flagged as "load only" (no instantiation occurs)
+	 *        - model objects via their 'new_instance_from_db' method
+	 *        - model objects via their 'new_instance' method
+	 *        - "singleton" classes" via their 'instance' method
+	 *    - standard instantiable classes via their __constructor
+	 * Prior to instantiation, if the classname exists in the dependency_map,
+	 * then the constructor for the requested class will be examined to determine
+	 * if any dependencies exist, and if they can be injected.
+	 * If so, then those classes will be added to the array of arguments passed to the constructor
+	 *
+	 * @param string $class_name
+	 * @param array  $arguments
+	 * @param string $type
+	 * @param bool   $from_db
+	 * @return null|object
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	protected function _create_object($class_name, $arguments = array(), $type = '', $from_db = false)
+	{
+		// create reflection
+		$reflector = $this->get_ReflectionClass($class_name);
+		// make sure arguments are an array
+		$arguments = is_array($arguments)
+			? $arguments
+			: array($arguments);
+		// and if arguments array is numerically and sequentially indexed, then we want it to remain as is,
+		// else wrap it in an additional array so that it doesn't get split into multiple parameters
+		$arguments = $this->_array_is_numerically_and_sequentially_indexed($arguments)
+			? $arguments
+			: array($arguments);
+		// attempt to inject dependencies ?
+		if ($this->_dependency_map->has($class_name)) {
+			$arguments = $this->_resolve_dependencies($reflector, $class_name, $arguments);
+		}
+		// instantiate the class if possible
+		if ($reflector->isAbstract()) {
+			// nothing to instantiate, loading file was enough
+			// does not throw an exception so $instantiation_mode is unused
+			// $instantiation_mode = "1) no constructor abstract class";
+			return true;
+		}
+		if (empty($arguments) && $reflector->getConstructor() === null && $reflector->isInstantiable()) {
+			// no constructor = static methods only... nothing to instantiate, loading file was enough
+			// $instantiation_mode = "2) no constructor but instantiable";
+			return $reflector->newInstance();
+		}
+		if ($from_db && method_exists($class_name, 'new_instance_from_db')) {
+			// $instantiation_mode = "3) new_instance_from_db()";
+			return call_user_func_array(array($class_name, 'new_instance_from_db'), $arguments);
+		}
+		if (method_exists($class_name, 'new_instance')) {
+			// $instantiation_mode = "4) new_instance()";
+			return call_user_func_array(array($class_name, 'new_instance'), $arguments);
+		}
+		if (method_exists($class_name, 'instance')) {
+			// $instantiation_mode = "5) instance()";
+			return call_user_func_array(array($class_name, 'instance'), $arguments);
+		}
+		if ($reflector->isInstantiable()) {
+			// $instantiation_mode = "6) constructor";
+			return $reflector->newInstanceArgs($arguments);
+		}
+		// heh ? something's not right !
+		throw new EE_Error(
+			sprintf(
+				__('The %s file %s could not be instantiated.', 'event_espresso'),
+				$type,
+				$class_name
+			)
+		);
+	}
+
+
+
+	/**
+	 * @see http://stackoverflow.com/questions/173400/how-to-check-if-php-array-is-associative-or-sequential
+	 * @param array $array
+	 * @return bool
+	 */
+	protected function _array_is_numerically_and_sequentially_indexed(array $array)
+	{
+		return ! empty($array)
+			? array_keys($array) === range(0, count($array) - 1)
+			: true;
+	}
+
+
+
+	/**
+	 * getReflectionClass
+	 * checks if a ReflectionClass object has already been generated for a class
+	 * and returns that instead of creating a new one
+	 *
+	 * @param string $class_name
+	 * @return ReflectionClass
+	 * @throws ReflectionException
+	 */
+	public function get_ReflectionClass($class_name)
+	{
+		if (
+			! isset($this->_reflectors[$class_name])
+			|| ! $this->_reflectors[$class_name] instanceof ReflectionClass
+		) {
+			$this->_reflectors[$class_name] = new ReflectionClass($class_name);
+		}
+		return $this->_reflectors[$class_name];
+	}
+
+
+
+	/**
+	 * _resolve_dependencies
+	 * examines the constructor for the requested class to determine
+	 * if any dependencies exist, and if they can be injected.
+	 * If so, then those classes will be added to the array of arguments passed to the constructor
+	 * PLZ NOTE: this is achieved by type hinting the constructor params
+	 * For example:
+	 *        if attempting to load a class "Foo" with the following constructor:
+	 *        __construct( Bar $bar_class, Fighter $grohl_class )
+	 *        then $bar_class and $grohl_class will be added to the $arguments array,
+	 *        but only IF they are NOT already present in the incoming arguments array,
+	 *        and the correct classes can be loaded
+	 *
+	 * @param ReflectionClass $reflector
+	 * @param string          $class_name
+	 * @param array           $arguments
+	 * @return array
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	protected function _resolve_dependencies(ReflectionClass $reflector, $class_name, $arguments = array())
+	{
+		// let's examine the constructor
+		$constructor = $reflector->getConstructor();
+		// whu? huh? nothing?
+		if (! $constructor) {
+			return $arguments;
+		}
+		// get constructor parameters
+		$params = $constructor->getParameters();
+		// and the keys for the incoming arguments array so that we can compare existing arguments with what is expected
+		$argument_keys = array_keys($arguments);
+		// now loop thru all of the constructors expected parameters
+		foreach ($params as $index => $param) {
+			// is this a dependency for a specific class ?
+			$param_class = $param->getClass()
+				? $param->getClass()->name
+				: null;
+			// BUT WAIT !!! This class may be an alias for something else (or getting replaced at runtime)
+			$param_class = $this->_dependency_map->has_alias($param_class, $class_name)
+				? $this->_dependency_map->get_alias($param_class, $class_name)
+				: $param_class;
+			if (
+				// param is not even a class
+				$param_class === null
+				// and something already exists in the incoming arguments for this param
+				&& array_key_exists($index, $argument_keys)
+				&& array_key_exists($argument_keys[$index], $arguments)
+			) {
+				// so let's skip this argument and move on to the next
+				continue;
+			}
+			if (
+				// parameter is type hinted as a class, exists as an incoming argument, AND it's the correct class
+				$param_class !== null
+				&& isset($argument_keys[$index], $arguments[$argument_keys[$index]])
+				&& $arguments[$argument_keys[$index]] instanceof $param_class
+			) {
+				// skip this argument and move on to the next
+				continue;
+			}
+			if (
+				// parameter is type hinted as a class, and should be injected
+				$param_class !== null
+				&& $this->_dependency_map->has_dependency_for_class($class_name, $param_class)
+			) {
+				$arguments = $this->_resolve_dependency(
+					$class_name,
+					$param_class,
+					$arguments,
+					$index,
+					$argument_keys
+				);
+			} else {
+				try {
+					$arguments[$index] = $param->isDefaultValueAvailable()
+						? $param->getDefaultValue()
+						: null;
+				} catch (ReflectionException $e) {
+					throw new ReflectionException(
+						sprintf(
+							esc_html__('%1$s for parameter "$%2$s on classname "%3$s"', 'event_espresso'),
+							$e->getMessage(),
+							$param->getName(),
+							$class_name
+						)
+					);
+				}
+			}
+		}
+		return $arguments;
+	}
+
+
+
+	/**
+	 * @param string $class_name
+	 * @param string $param_class
+	 * @param array  $arguments
+	 * @param mixed  $index
+	 * @param array  $argument_keys
+	 * @return array
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidDataTypeException
+	 */
+	protected function _resolve_dependency($class_name, $param_class, $arguments, $index, array $argument_keys)
+	{
+		$dependency = null;
+		// should dependency be loaded from cache ?
+		$cache_on = $this->_dependency_map->loading_strategy_for_class_dependency(
+			$class_name,
+			$param_class
+		);
+		$cache_on = $cache_on !== EE_Dependency_Map::load_new_object;
+		// we might have a dependency...
+		// let's MAYBE try and find it in our cache if that's what's been requested
+		$cached_class = $cache_on
+			? $this->_get_cached_class($param_class)
+			: null;
+		// and grab it if it exists
+		if ($cached_class instanceof $param_class) {
+			$dependency = $cached_class;
+		} else if ($param_class !== $class_name) {
+			// obtain the loader method from the dependency map
+			$loader = $this->_dependency_map->class_loader($param_class);
+			// is loader a custom closure ?
+			if ($loader instanceof Closure) {
+				$dependency = $loader($arguments);
+			} else {
+				// set the cache on property for the recursive loading call
+				$this->_cache_on = $cache_on;
+				// if not, then let's try and load it via the registry
+				if ($loader && method_exists($this, $loader)) {
+					$dependency = $this->{$loader}($param_class);
+				} else {
+					$dependency = LoaderFactory::getLoader()->load(
+						$param_class,
+						array(),
+						$cache_on
+					);
+				}
+			}
+		}
+		// did we successfully find the correct dependency ?
+		if ($dependency instanceof $param_class) {
+			// then let's inject it into the incoming array of arguments at the correct location
+			$arguments[$index] = $dependency;
+		}
+		return $arguments;
+	}
+
+
+
+	/**
+	 * _set_cached_class
+	 * attempts to cache the instantiated class locally
+	 * in one of the following places, in the following order:
+	 *        $this->{class_abbreviation}   ie:    $this->CART
+	 *        $this->{$class_name}          ie:    $this->Some_Class
+	 *        $this->addon->{$$class_name}    ie:    $this->addon->Some_Addon_Class
+	 *        $this->LIB->{$class_name}     ie:    $this->LIB->Some_Class
+	 *
+	 * @param object $class_obj
+	 * @param string $class_name
+	 * @param string $class_prefix
+	 * @param bool   $from_db
+	 * @return void
+	 */
+	protected function _set_cached_class($class_obj, $class_name, $class_prefix = '', $from_db = false)
+	{
+		if ($class_name === 'EE_Registry' || empty($class_obj)) {
+			return;
+		}
+		// return newly instantiated class
+		$class_abbreviation = $this->get_class_abbreviation($class_name, '');
+		if ($class_abbreviation) {
+			$this->{$class_abbreviation} = $class_obj;
+			return;
+		}
+		$class_name = str_replace('\\', '_', $class_name);
+		if (property_exists($this, $class_name)) {
+			$this->{$class_name} = $class_obj;
+			return;
+		}
+		if ($class_prefix === 'addon') {
+			$this->addons->{$class_name} = $class_obj;
+			return;
+		}
+		if (! $from_db) {
+			$this->LIB->{$class_name} = $class_obj;
+		}
+	}
+
+
+
+	/**
+	 * call any loader that's been registered in the EE_Dependency_Map::$_class_loaders array
+	 *
+	 * @param string $classname PLEASE NOTE: the class name needs to match what's registered
+	 *                          in the EE_Dependency_Map::$_class_loaders array,
+	 *                          including the class prefix, ie: "EE_", "EEM_", "EEH_", etc
+	 * @param array  $arguments
+	 * @return object
+	 */
+	public static function factory($classname, $arguments = array())
+	{
+		$loader = self::instance()->_dependency_map->class_loader($classname);
+		if ($loader instanceof Closure) {
+			return $loader($arguments);
+		}
+		if (method_exists(self::instance(), $loader)) {
+			return self::instance()->{$loader}($classname, $arguments);
+		}
+		return null;
+	}
+
+
+
+	/**
+	 * Gets the addon by its name/slug (not classname. For that, just
+	 * use the classname as the property name on EE_Config::instance()->addons)
+	 *
+	 * @param string $name
+	 * @return EE_Addon
+	 */
+	public function get_addon_by_name($name)
+	{
+		foreach ($this->addons as $addon) {
+			if ($addon->name() === $name) {
+				return $addon;
+			}
+		}
+		return null;
+	}
+
+
+
+	/**
+	 * Gets an array of all the registered addons, where the keys are their names. (ie, what each returns for their
+	 * name() function) They're already available on EE_Config::instance()->addons as properties, where each property's
+	 * name is the addon's classname. So if you just want to get the addon by classname, use
+	 * EE_Config::instance()->addons->{classname}
+	 *
+	 * @return EE_Addon[] where the KEYS are the addon's name()
+	 */
+	public function get_addons_by_name()
+	{
+		$addons = array();
+		foreach ($this->addons as $addon) {
+			$addons[$addon->name()] = $addon;
+		}
+		return $addons;
+	}
+
+
+
+	/**
+	 * Resets the specified model's instance AND makes sure EE_Registry doesn't keep
+	 * a stale copy of it around
+	 *
+	 * @param string $model_name
+	 * @return \EEM_Base
+	 * @throws \EE_Error
+	 */
+	public function reset_model($model_name)
+	{
+		$model_class_name = strpos($model_name, 'EEM_') !== 0
+			? "EEM_{$model_name}"
+			: $model_name;
+		if (! isset($this->LIB->{$model_class_name}) || ! $this->LIB->{$model_class_name} instanceof EEM_Base) {
+			return null;
+		}
+		//get that model reset it and make sure we nuke the old reference to it
+		if ($this->LIB->{$model_class_name} instanceof $model_class_name
+			&& is_callable(
+				array($model_class_name, 'reset')
+			)) {
+			$this->LIB->{$model_class_name} = $this->LIB->{$model_class_name}->reset();
+		} else {
+			throw new EE_Error(sprintf(esc_html__('Model %s does not have a method "reset"', 'event_espresso'), $model_name));
+		}
+		return $this->LIB->{$model_class_name};
+	}
+
+
+
+	/**
+	 * Resets the registry.
+	 * The criteria for what gets reset is based on what can be shared between sites on the same request when
+	 * switch_to_blog is used in a multisite install.  Here is a list of things that are NOT reset.
+	 * - $_dependency_map
+	 * - $_class_abbreviations
+	 * - $NET_CFG (EE_Network_Config): The config is shared network wide so no need to reset.
+	 * - $REQ:  Still on the same request so no need to change.
+	 * - $CAP: There is no site specific state in the EE_Capability class.
+	 * - $SSN: Although ideally, the session should not be shared between site switches, we can't reset it because only
+	 * one Session can be active in a single request.  Resetting could resolve in "headers already sent" errors.
+	 * - $addons:  In multisite, the state of the addons is something controlled via hooks etc in a normal request.  So
+	 *             for now, we won't reset the addons because it could break calls to an add-ons class/methods in the
+	 *             switch or on the restore.
+	 * - $modules
+	 * - $shortcodes
+	 * - $widgets
+	 *
+	 * @param boolean $hard             [deprecated]
+	 * @param boolean $reinstantiate    whether to create new instances of EE_Registry's singletons too,
+	 *                                  or just reset without re-instantiating (handy to set to FALSE if you're not
+	 *                                  sure if you CAN currently reinstantiate the singletons at the moment)
+	 * @param   bool  $reset_models     Defaults to true.  When false, then the models are not reset.  This is so
+	 *                                  client
+	 *                                  code instead can just change the model context to a different blog id if
+	 *                                  necessary
+	 * @return EE_Registry
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public static function reset($hard = false, $reinstantiate = true, $reset_models = true)
+	{
+		$instance = self::instance();
+		$instance->_cache_on = true;
+		// reset some "special" classes
+		EEH_Activation::reset();
+		$hard = apply_filters( 'FHEE__EE_Registry__reset__hard', $hard);
+		$instance->CFG = EE_Config::reset($hard, $reinstantiate);
+		$instance->CART = null;
+		$instance->MRM = null;
+		$instance->AssetsRegistry = $instance->create('EventEspresso\core\services\assets\Registry');
+		//messages reset
+		EED_Messages::reset();
+		//handle of objects cached on LIB
+		foreach (array('LIB', 'modules') as $cache) {
+			foreach ($instance->{$cache} as $class_name => $class) {
+				if (self::_reset_and_unset_object($class, $reset_models)) {
+					unset($instance->{$cache}->{$class_name});
+				}
+			}
+		}
+		return $instance;
+	}
+
+
+
+	/**
+	 * if passed object implements ResettableInterface, then call it's reset() method
+	 * if passed object implements InterminableInterface, then return false,
+	 * to indicate that it should NOT be cleared from the Registry cache
+	 *
+	 * @param      $object
+	 * @param bool $reset_models
+	 * @return bool returns true if cached object should be unset
+	 */
+	private static function _reset_and_unset_object($object, $reset_models)
+	{
+		if (! is_object($object)) {
+			// don't unset anything that's not an object
+			return false;
+		}
+		if ($object instanceof EED_Module) {
+			$object::reset();
+			// don't unset modules
+			return false;
+		}
+		if ($object instanceof ResettableInterface) {
+			if ($object instanceof EEM_Base) {
+				if ($reset_models) {
+					$object->reset();
+					return true;
+				}
+				return false;
+			}
+			$object->reset();
+			return true;
+		}
+		if (! $object instanceof InterminableInterface) {
+			return true;
+		}
+		return false;
+	}
+
+
+
+	/**
+	 * Gets all the custom post type models defined
+	 *
+	 * @return array keys are model "short names" (Eg "Event") and keys are classnames (eg "EEM_Event")
+	 */
+	public function cpt_models()
+	{
+		$cpt_models = array();
+		foreach ($this->non_abstract_db_models as $short_name => $classname) {
+			if (is_subclass_of($classname, 'EEM_CPT_Base')) {
+				$cpt_models[$short_name] = $classname;
+			}
+		}
+		return $cpt_models;
+	}
+
+
+
+	/**
+	 * @return \EE_Config
+	 */
+	public static function CFG()
+	{
+		return self::instance()->CFG;
+	}
 
 
 }

Spacing +35 added lines, -35 removed lines

@@ -176,7 +176,7 @@ 
     public static function instance(EE_Dependency_Map $dependency_map = null)
     {
         // check if class object is instantiated
-        if (! self::$_instance instanceof EE_Registry) {
+        if ( ! self::$_instance instanceof EE_Registry) {
             self::$_instance = new self($dependency_map);
         }
         return self::$_instance;
@@ -266,13 +266,13 @@ 
      */
     public static function localize_i18n_js_strings()
     {
-        $i18n_js_strings = (array)self::$i18n_js_strings;
+        $i18n_js_strings = (array) self::$i18n_js_strings;
         foreach ($i18n_js_strings as $key => $value) {
             if (is_scalar($value)) {
-                $i18n_js_strings[$key] = html_entity_decode((string)$value, ENT_QUOTES, 'UTF-8');
+                $i18n_js_strings[$key] = html_entity_decode((string) $value, ENT_QUOTES, 'UTF-8');
             }
         }
-        return '/* <![CDATA[ */ var eei18n = ' . wp_json_encode($i18n_js_strings) . '; /* ]]> */';
+        return '/* <![CDATA[ */ var eei18n = '.wp_json_encode($i18n_js_strings).'; /* ]]> */';
     }
 
 
@@ -288,7 +288,7 @@ 
             $module_class = get_class($module);
             $this->modules->{$module_class} = $module;
         } else {
-            if (! class_exists('EE_Module_Request_Router')) {
+            if ( ! class_exists('EE_Module_Request_Router')) {
                 $this->load_core('Module_Request_Router');
             }
             EE_Module_Request_Router::module_factory($module);
@@ -328,10 +328,10 @@ 
                 EE_CORE,
                 EE_ADMIN,
                 EE_CPTS,
-                EE_CORE . 'data_migration_scripts' . DS,
-                EE_CORE . 'capabilities' . DS,
-                EE_CORE . 'request_stack' . DS,
-                EE_CORE . 'middleware' . DS,
+                EE_CORE.'data_migration_scripts'.DS,
+                EE_CORE.'capabilities'.DS,
+                EE_CORE.'request_stack'.DS,
+                EE_CORE.'middleware'.DS,
             )
         );
         // retrieve instantiated class
@@ -364,7 +364,7 @@ 
         $service_paths = apply_filters(
             'FHEE__EE_Registry__load_service__service_paths',
             array(
-                EE_CORE . 'services' . DS,
+                EE_CORE.'services'.DS,
             )
         );
         // retrieve instantiated class
@@ -490,10 +490,10 @@ 
     {
         $paths = array(
             EE_LIBRARIES,
-            EE_LIBRARIES . 'messages' . DS,
-            EE_LIBRARIES . 'shortcodes' . DS,
-            EE_LIBRARIES . 'qtips' . DS,
-            EE_LIBRARIES . 'payment_methods' . DS,
+            EE_LIBRARIES.'messages'.DS,
+            EE_LIBRARIES.'shortcodes'.DS,
+            EE_LIBRARIES.'qtips'.DS,
+            EE_LIBRARIES.'payment_methods'.DS,
         );
         // retrieve instantiated class
         return $this->_load(
@@ -556,10 +556,10 @@ 
     public function load_model_class($class_name, $arguments = array(), $load_only = true)
     {
         $paths = array(
-            EE_MODELS . 'fields' . DS,
-            EE_MODELS . 'helpers' . DS,
-            EE_MODELS . 'relations' . DS,
-            EE_MODELS . 'strategies' . DS,
+            EE_MODELS.'fields'.DS,
+            EE_MODELS.'helpers'.DS,
+            EE_MODELS.'relations'.DS,
+            EE_MODELS.'strategies'.DS,
         );
         // retrieve instantiated class
         return $this->_load(
@@ -678,7 +678,7 @@ 
         $class_exists = $this->loadOrVerifyClassExists($class_name, $arguments);
         // if a non-FQCN was passed, then verifyClassExists() might return an object
         // or it could return null if the class just could not be found anywhere
-        if ($class_exists instanceof $class_name || $class_exists === null){
+        if ($class_exists instanceof $class_name || $class_exists === null) {
             // either way, return the results
             return $class_exists;
         }
@@ -736,7 +736,7 @@ 
             case 1:
                 // if it's a FQCN then maybe the class is registered with a preceding \
                 $class_name = strpos($class_name, '\\') !== false
-                    ? '\\' . ltrim($class_name, '\\')
+                    ? '\\'.ltrim($class_name, '\\')
                     : $class_name;
                 break;
             case 2:
@@ -788,11 +788,11 @@ 
         // strip php file extension
         $class_name = str_replace('.php', '', trim($class_name));
         // does the class have a prefix ?
-        if (! empty($class_prefix) && $class_prefix !== 'addon') {
+        if ( ! empty($class_prefix) && $class_prefix !== 'addon') {
             // make sure $class_prefix is uppercase
             $class_prefix = strtoupper(trim($class_prefix));
             // add class prefix ONCE!!!
-            $class_name = $class_prefix . str_replace($class_prefix, '', $class_name);
+            $class_name = $class_prefix.str_replace($class_prefix, '', $class_name);
         }
         $class_name = $this->_dependency_map->get_alias($class_name);
         $class_exists = class_exists($class_name);
@@ -811,13 +811,13 @@ 
             }
         }
         // if the class doesn't already exist.. then we need to try and find the file and load it
-        if (! $class_exists) {
+        if ( ! $class_exists) {
             // get full path to file
             $path = $this->_resolve_path($class_name, $type, $file_paths);
             // load the file
             $loaded = $this->_require_file($path, $class_name, $type, $file_paths);
             // if loading failed, or we are only loading a file but NOT instantiating an object
-            if (! $loaded || $load_only) {
+            if ( ! $loaded || $load_only) {
                 // return boolean if only loading, or null if an object was expected
                 return $load_only
                     ? $loaded
@@ -942,10 +942,10 @@ 
                 : EE_CLASSES;
             // prep file type
             $type = ! empty($type)
-                ? trim($type, '.') . '.'
+                ? trim($type, '.').'.'
                 : '';
             // build full file path
-            $file_paths[$key] = rtrim($file_path, DS) . DS . $class_name . '.' . $type . 'php';
+            $file_paths[$key] = rtrim($file_path, DS).DS.$class_name.'.'.$type.'php';
             //does the file exist and can be read ?
             if (is_readable($file_paths[$key])) {
                 return $file_paths[$key];
@@ -973,9 +973,9 @@ 
         // don't give up! you gotta...
         try {
             //does the file exist and can it be read ?
-            if (! $path) {
+            if ( ! $path) {
                 // so sorry, can't find the file
-                throw new EE_Error (
+                throw new EE_Error(
                     sprintf(
                         esc_html__(
                             'The %1$s file %2$s could not be located or is not readable due to file permissions. Please ensure that the following filepath(s) are correct: %3$s',
@@ -983,7 +983,7 @@ 
                         ),
                         trim($type, '.'),
                         $class_name,
-                        '<br />' . implode(',<br />', $file_paths)
+                        '<br />'.implode(',<br />', $file_paths)
                     )
                 );
             }
@@ -1151,7 +1151,7 @@ 
         // let's examine the constructor
         $constructor = $reflector->getConstructor();
         // whu? huh? nothing?
-        if (! $constructor) {
+        if ( ! $constructor) {
             return $arguments;
         }
         // get constructor parameters
@@ -1317,7 +1317,7 @@ 
             $this->addons->{$class_name} = $class_obj;
             return;
         }
-        if (! $from_db) {
+        if ( ! $from_db) {
             $this->LIB->{$class_name} = $class_obj;
         }
     }
@@ -1398,7 +1398,7 @@ 
         $model_class_name = strpos($model_name, 'EEM_') !== 0
             ? "EEM_{$model_name}"
             : $model_name;
-        if (! isset($this->LIB->{$model_class_name}) || ! $this->LIB->{$model_class_name} instanceof EEM_Base) {
+        if ( ! isset($this->LIB->{$model_class_name}) || ! $this->LIB->{$model_class_name} instanceof EEM_Base) {
             return null;
         }
         //get that model reset it and make sure we nuke the old reference to it
@@ -1451,7 +1451,7 @@ 
         $instance->_cache_on = true;
         // reset some "special" classes
         EEH_Activation::reset();
-        $hard = apply_filters( 'FHEE__EE_Registry__reset__hard', $hard);
+        $hard = apply_filters('FHEE__EE_Registry__reset__hard', $hard);
         $instance->CFG = EE_Config::reset($hard, $reinstantiate);
         $instance->CART = null;
         $instance->MRM = null;
@@ -1482,7 +1482,7 @@ 
      */
     private static function _reset_and_unset_object($object, $reset_models)
     {
-        if (! is_object($object)) {
+        if ( ! is_object($object)) {
             // don't unset anything that's not an object
             return false;
         }
@@ -1502,7 +1502,7 @@ 
             $object->reset();
             return true;
         }
-        if (! $object instanceof InterminableInterface) {
+        if ( ! $object instanceof InterminableInterface) {
             return true;
         }
         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()
 		));
@@ -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 (
 					$child_line_item->OBJ_type() === $OBJ_type
-					&& is_array( $OBJ_IDs )
-					&& in_array( $child_line_item->OBJ_ID(), $OBJ_IDs )
+					&& is_array($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(
 			__(
@@ -1518,11 +1518,11 @@ 
 			),
 			$ticket_line_item->ID()
 		);
-		if ( WP_DEBUG ) {
-			$message .= '<br>' . print_r( $final_prices_per_ticket_line_item, true );
-			throw new \OutOfRangeException( $message );
+		if (WP_DEBUG) {
+			$message .= '<br>'.print_r($final_prices_per_ticket_line_item, true);
+			throw new \OutOfRangeException($message);
 		} else {
-			EE_Log::instance()->log( __CLASS__, __FUNCTION__, $message );
+			EE_Log::instance()->log(__CLASS__, __FUNCTION__, $message);
 		}
 		return null;
 	}
@@ -1538,15 +1538,15 @@ 
 	 * @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;
@@ -1563,24 +1563,24 @@ 
 	 * @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);
 	}
 
 
@@ -1593,19 +1593,19 @@ 
 	 * @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++;
@@ -1635,8 +1635,8 @@ 
 	 * @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
 		) {
@@ -1644,8 +1644,8 @@ 
 		}
 		$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);
 	}
 
 
@@ -1657,9 +1657,9 @@ 
 	 * @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);
 	}
 
 
@@ -1670,9 +1670,9 @@ 
 	 * @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);
 	}
 
 
@@ -1684,9 +1684,9 @@ 
 	 * @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);
 	}
 
 
@@ -1698,9 +1698,9 @@ 
 	 * @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);
 	}
 
 
@@ -1712,9 +1712,9 @@ 
 	 * @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);
 	}