eventespresso / event-espresso-core

modules/single_page_checkout/reg_steps/attendee_information/copy_attendee_info.template.php

Indentation +19 added lines, -19 removed lines

@@ -12,9 +12,9 @@ 
     <p class="spco-copy-all-attendee-pg">
         <label class="ee-checkbox-label-before ee-checkbox-label-wide">
             <?php esc_html_e(
-                'Use Attendee #1\'s information for ALL attendees',
-                'event_espresso'
-            ); ?>
+				'Use Attendee #1\'s information for ALL attendees',
+				'event_espresso'
+			); ?>
             <input class='spco-copy-all-attendee-chk ee-do-not-validate'
                    id="spco-copy-all-attendee-chk"
                    type="checkbox"
@@ -25,16 +25,16 @@ 
 
     <p class="spco-copy-attendee-pg">
         <?php echo apply_filters(
-            'FHEE__registration_page_attendee_information__copy_attendee_pg',
-            sprintf(
-                esc_html__(
-                    'This option allows you to use the above information for all additional attendee question fields. %sPlease note:%s some events may have additional questions that you may still be required to answer in order to complete your registration.',
-                    'event_espresso'
-                ),
-                '<strong>',
-                '</strong>'
-            )
-        ); ?></p>
+			'FHEE__registration_page_attendee_information__copy_attendee_pg',
+			sprintf(
+				esc_html__(
+					'This option allows you to use the above information for all additional attendee question fields. %sPlease note:%s some events may have additional questions that you may still be required to answer in order to complete your registration.',
+					'event_espresso'
+				),
+				'<strong>',
+				'</strong>'
+			)
+		); ?></p>
 
     <a class='display-the-hidden smaller-text float-right'
        id="display-more-attendee-copy-options"
@@ -54,15 +54,15 @@ 
     <div id="more-attendee-copy-options-dv" class="" style="display: none;">
         <p class="spco-copy-attendee-pg">
             <?php esc_html_e(
-                'Only copy the above information to the following selected additional attendees.',
-                'event_espresso'
-            ); ?>
+				'Only copy the above information to the following selected additional attendees.',
+				'event_espresso'
+			); ?>
         </p>
 
         <?php
-        foreach ($spco_copy_attendee_chk as $spco_copy_chk) {
-            echo wp_kses($spco_copy_chk, AllowedTags::getWithFormTags());
-        } ?>
+		foreach ($spco_copy_attendee_chk as $spco_copy_chk) {
+			echo wp_kses($spco_copy_chk, AllowedTags::getWithFormTags());
+		} ?>
 
     </div>
     <div class="clear-float"></div>

modules/single_page_checkout/reg_steps/attendee_information/attendee_info_single.template.php

Indentation +34 added lines, -34 removed lines

@@ -14,16 +14,16 @@ 
 <?php if (! is_admin()) : ?>
     <p id="spco-attendee_information-pg" class="spco-steps-pg small-text drk-grey-text">
         <?php echo apply_filters(
-            'FHEE__registration_page_attendee_information__attendee_information_pg',
-            sprintf(
-                esc_html__(
-                    'In order to process your registration, we ask you to provide the following information.%1$sPlease note that all fields marked with an asterisk (%2$s) are required.',
-                    'event_espresso'
-                ),
-                '<br />',
-                '<span class="asterisk">*</span>'
-            )
-        ); ?>
+			'FHEE__registration_page_attendee_information__attendee_information_pg',
+			sprintf(
+				esc_html__(
+					'In order to process your registration, we ask you to provide the following information.%1$sPlease note that all fields marked with an asterisk (%2$s) are required.',
+					'event_espresso'
+				),
+				'<br />',
+				'<span class="asterisk">*</span>'
+			)
+		); ?>
     </p>
 <?php endif; ?>
 
@@ -33,8 +33,8 @@ 
 $prev_ticket = 0;
 
 if (count($registrations) > 0) {
-    $ticketID = esc_attr(key($template_args['ticket_count']));
-    ?>
+	$ticketID = esc_attr(key($template_args['ticket_count']));
+	?>
 
     <div id="spco-attendee-panel-dv-<?php echo esc_attr($ticketID); ?>"
          class="spco-attendee-panel-dv spco-attendee-ticket-<?php echo sanitize_html_class($ticketID); ?>"
@@ -62,37 +62,37 @@ 
                 </thead>
                 <tbody>
                     <?php
-                    // Store previous values to avoid duplicated rows.
-                    $prev_ticket = 0;
-                    // Display all tickets inside.
-                    foreach ($registrations as $registration) {
-                        if ($registration instanceof EE_Registration) {
-                            if ($registration->ticket()->ID() !== $prev_ticket) {
-                                echo wp_kses($ticket_line_item[ $registration->ticket()->ID() ], AllowedTags::getWithFormTags());
-                            }
+					// Store previous values to avoid duplicated rows.
+					$prev_ticket = 0;
+					// Display all tickets inside.
+					foreach ($registrations as $registration) {
+						if ($registration instanceof EE_Registration) {
+							if ($registration->ticket()->ID() !== $prev_ticket) {
+								echo wp_kses($ticket_line_item[ $registration->ticket()->ID() ], AllowedTags::getWithFormTags());
+							}
 
-                            $prev_ticket = $registration->ticket()->ID();
-                        }
-                    }
-                    ?>
+							$prev_ticket = $registration->ticket()->ID();
+						}
+					}
+					?>
                 </tbody>
             </table>
         </div><!-- close spco-ticket-info-dv -->
 
         <?php
-        // Display the forms below the table.
-        foreach ($registrations as $registration) {
-            if ($registration instanceof EE_Registration) {
-                // Attendee Questions.
-                $reg_form = EE_Template_Layout::get_subform_name($registration->reg_url_link());
-                echo wp_kses(${$reg_form}, AllowedTags::getWithFormTags());
-            } // if ( $registration instanceof EE_Registration )
-        } // end foreach ( $registrations as $registration )
+		// Display the forms below the table.
+		foreach ($registrations as $registration) {
+			if ($registration instanceof EE_Registration) {
+				// Attendee Questions.
+				$reg_form = EE_Template_Layout::get_subform_name($registration->reg_url_link());
+				echo wp_kses(${$reg_form}, AllowedTags::getWithFormTags());
+			} // if ( $registration instanceof EE_Registration )
+		} // end foreach ( $registrations as $registration )
 
-        ?>
+		?>
     </div><!-- close spco-attendee-panel-dv -->
     <?php
-    echo wp_kses($default_hidden_inputs, AllowedTags::getWithFormTags());
+	echo wp_kses($default_hidden_inputs, AllowedTags::getWithFormTags());
 } // end if ( count( $registrations ) > 0 )
 
 ?>

Spacing +2 added lines, -2 removed lines

@@ -11,7 +11,7 @@ 
 use EventEspresso\core\services\request\sanitizers\AllowedTags;
 
 ?>
-<?php if (! is_admin()) : ?>
+<?php if ( ! is_admin()) : ?>
     <p id="spco-attendee_information-pg" class="spco-steps-pg small-text drk-grey-text">
         <?php echo apply_filters(
             'FHEE__registration_page_attendee_information__attendee_information_pg',
@@ -60,7 +60,7 @@ 
                     foreach ($registrations as $registration) {
                         if ($registration instanceof EE_Registration) {
                             if ($registration->ticket()->ID() !== $prev_ticket) {
-                                echo wp_kses($ticket_line_item[ $registration->ticket()->ID() ], AllowedTags::getWithFormTags());
+                                echo wp_kses($ticket_line_item[$registration->ticket()->ID()], AllowedTags::getWithFormTags());
                             }
 
                             $prev_ticket = $registration->ticket()->ID();

modules/single_page_checkout/reg_steps/attendee_information/attendee_info_main.template.php

Indentation +24 added lines, -24 removed lines

@@ -13,16 +13,16 @@ 
 <?php if (! is_admin()) : ?>
     <p id="spco-attendee_information-pg" class="spco-steps-pg small-text drk-grey-text">
         <?php echo apply_filters(
-            'FHEE__registration_page_attendee_information__attendee_information_pg',
-            sprintf(
-                esc_html__(
-                    'In order to process your registration, we ask you to provide the following information.%1$sPlease note that all fields marked with an asterisk (%2$s) are required.',
-                    'event_espresso'
-                ),
-                '<br />',
-                '<span class="asterisk">*</span>'
-            )
-        ); ?>
+			'FHEE__registration_page_attendee_information__attendee_information_pg',
+			sprintf(
+				esc_html__(
+					'In order to process your registration, we ask you to provide the following information.%1$sPlease note that all fields marked with an asterisk (%2$s) are required.',
+					'event_espresso'
+				),
+				'<br />',
+				'<span class="asterisk">*</span>'
+			)
+		); ?>
     </p>
 <?php endif; ?>
 
@@ -32,14 +32,14 @@ 
 $prev_ticket = 0;
 
 if (count($registrations) > 0) {
-    foreach ($registrations as $registration) {
-        if ($registration instanceof EE_Registration) {
-            $att_nmbr++;
-            ?>
+	foreach ($registrations as $registration) {
+		if ($registration instanceof EE_Registration) {
+			$att_nmbr++;
+			?>
 
             <div id="spco-attendee-panel-dv-<?php echo esc_url_raw($registration->reg_url_link()); ?>"
                  class="spco-attendee-panel-dv spco-attendee-ticket-<?php echo esc_attr($registration->ticket()->ID());
-                    ?>"
+					?>"
             >
 
                 <?php if (! is_admin() && $registration->event()->ID() !== $prev_event) { ?>
@@ -81,19 +81,19 @@ 
                 <?php } ?>
 
                 <?php
-                // ATTENDEE QUESTIONS
-                $reg_form = EE_Template_Layout::get_subform_name($registration->reg_url_link());
-                echo wp_kses(${$reg_form}, AllowedTags::getWithFormTags());
-                ?>
+				// ATTENDEE QUESTIONS
+				$reg_form = EE_Template_Layout::get_subform_name($registration->reg_url_link());
+				echo wp_kses(${$reg_form}, AllowedTags::getWithFormTags());
+				?>
 
             </div>
             <?php
-            $prev_event  = $registration->event()->ID();
-            $prev_ticket = $registration->ticket()->ID();
-        } // if ( $registration instanceof EE_Registration )
-    } // end foreach ( $registrations as $registration )
+			$prev_event  = $registration->event()->ID();
+			$prev_ticket = $registration->ticket()->ID();
+		} // if ( $registration instanceof EE_Registration )
+	} // end foreach ( $registrations as $registration )
 
-    echo wp_kses($default_hidden_inputs, AllowedTags::getWithFormTags());
+	echo wp_kses($default_hidden_inputs, AllowedTags::getWithFormTags());
 } // end if ( count( $registrations ) > 0 )
 
 ?>

Spacing +4 added lines, -4 removed lines

@@ -10,7 +10,7 @@ 
 use EventEspresso\core\services\request\sanitizers\AllowedTags;
 
 ?>
-<?php if (! is_admin()) : ?>
+<?php if ( ! is_admin()) : ?>
     <p id="spco-attendee_information-pg" class="spco-steps-pg small-text drk-grey-text">
         <?php echo apply_filters(
             'FHEE__registration_page_attendee_information__attendee_information_pg',
@@ -42,14 +42,14 @@ 
                     ?>"
             >
 
-                <?php if (! is_admin() && $registration->event()->ID() !== $prev_event) { ?>
+                <?php if ( ! is_admin() && $registration->event()->ID() !== $prev_event) { ?>
                     <h4 id="event_title-<?php echo esc_attr($registration->event()->ID()) ?>"
                         class="big-event-title-hdr"
                     >
                         <?php echo esc_html($registration->event()->name()); ?>
                     </h4>
                 <?php } ?>
-                <?php if (! $revisit && $registration->ticket()->ID() !== $prev_ticket) { ?>
+                <?php if ( ! $revisit && $registration->ticket()->ID() !== $prev_ticket) { ?>
                     <div class="spco-ticket-info-dv">
                         <table class="spco-ticket-details">
                             <thead>
@@ -67,7 +67,7 @@ 
                                 </tr>
                             </thead>
                             <tbody>
-                                <?php echo wp_kses($ticket_line_item[ $registration->ticket()->ID() ], AllowedTags::getWithFormTags()); ?>
+                                <?php echo wp_kses($ticket_line_item[$registration->ticket()->ID()], AllowedTags::getWithFormTags()); ?>
                             </tbody>
                         </table>
                     </div>

modules/thank_you_page/templates/thank-you-page-payment-details.template.php

Indentation +32 added lines, -32 removed lines

@@ -16,7 +16,7 @@ 
 
 <div id="espresso-thank-you-page-payment-details-dv">
     <?php
-    if (! empty($payments)) { ?>
+	if (! empty($payments)) { ?>
         <table class="ee-table">
             <thead>
             <tr>
@@ -36,37 +36,37 @@ 
             </thead>
             <tbody>
             <?php
-            foreach ($payments as $payment) {
-                echo wp_kses($payment, AllowedTags::getWithFormTags());
-            }
-            ?>
+			foreach ($payments as $payment) {
+				echo wp_kses($payment, AllowedTags::getWithFormTags());
+			}
+			?>
             </tbody>
         </table>
         <?php
-    } else {
-        if ($transaction->total()) {
-            echo apply_filters(
-                'FHEE__payment_overview_template__no_payments_made',
-                sprintf(
-                    esc_html__('%sNo payments towards this transaction have been received.%s', 'event_espresso'),
-                    '<p class="important-notice">',
-                    '</p>'
-                )
-            );
-            do_action('AHEE__thank_you_page_payment_details_template__no_payments_made', $transaction);
-        } else {
-            echo apply_filters(
-                'FHEE__payment_overview_template__no_payment_required',
-                sprintf(
-                    esc_html__('%sNo payment is required for this transaction.%s', 'event_espresso'),
-                    '<p>',
-                    '</p>'
-                )
-            );
-            do_action('AHEE__thank_you_page_payment_details_template__no_payment_required');
-        }
-    }
-    echo wp_kses($gateway_content, AllowedTags::getWithFormTags());
-    do_action('AHEE__thank_you_page_payment_details_template__after_gateway_content', $gateway_content);
-    echo '<br/>';
-    do_action('AHEE__thank_you_page_payment_details_template__after_payment_details');
+	} else {
+		if ($transaction->total()) {
+			echo apply_filters(
+				'FHEE__payment_overview_template__no_payments_made',
+				sprintf(
+					esc_html__('%sNo payments towards this transaction have been received.%s', 'event_espresso'),
+					'<p class="important-notice">',
+					'</p>'
+				)
+			);
+			do_action('AHEE__thank_you_page_payment_details_template__no_payments_made', $transaction);
+		} else {
+			echo apply_filters(
+				'FHEE__payment_overview_template__no_payment_required',
+				sprintf(
+					esc_html__('%sNo payment is required for this transaction.%s', 'event_espresso'),
+					'<p>',
+					'</p>'
+				)
+			);
+			do_action('AHEE__thank_you_page_payment_details_template__no_payment_required');
+		}
+	}
+	echo wp_kses($gateway_content, AllowedTags::getWithFormTags());
+	do_action('AHEE__thank_you_page_payment_details_template__after_gateway_content', $gateway_content);
+	echo '<br/>';
+	do_action('AHEE__thank_you_page_payment_details_template__after_payment_details');

caffeinated/admin/extend/registration_form/Extend_Registration_Form_Admin_Page.core.php

Spacing +34 added lines, -34 removed lines

@@ -20,11 +20,11 @@ 
      */
     public function __construct($routing = true)
     {
-        define('REGISTRATION_FORM_CAF_ADMIN', EE_CORE_CAF_ADMIN_EXTEND . 'registration_form/');
-        define('REGISTRATION_FORM_CAF_ASSETS_PATH', REGISTRATION_FORM_CAF_ADMIN . 'assets/');
-        define('REGISTRATION_FORM_CAF_ASSETS_URL', EE_CORE_CAF_ADMIN_EXTEND_URL . 'registration_form/assets/');
-        define('REGISTRATION_FORM_CAF_TEMPLATE_PATH', REGISTRATION_FORM_CAF_ADMIN . 'templates/');
-        define('REGISTRATION_FORM_CAF_TEMPLATE_URL', EE_CORE_CAF_ADMIN_EXTEND_URL . 'registration_form/templates/');
+        define('REGISTRATION_FORM_CAF_ADMIN', EE_CORE_CAF_ADMIN_EXTEND.'registration_form/');
+        define('REGISTRATION_FORM_CAF_ASSETS_PATH', REGISTRATION_FORM_CAF_ADMIN.'assets/');
+        define('REGISTRATION_FORM_CAF_ASSETS_URL', EE_CORE_CAF_ADMIN_EXTEND_URL.'registration_form/assets/');
+        define('REGISTRATION_FORM_CAF_TEMPLATE_PATH', REGISTRATION_FORM_CAF_ADMIN.'templates/');
+        define('REGISTRATION_FORM_CAF_TEMPLATE_URL', EE_CORE_CAF_ADMIN_EXTEND_URL.'registration_form/templates/');
         parent::__construct($routing);
     }
 
@@ -358,7 +358,7 @@ 
     {
         wp_register_script(
             'ee-question-sortable',
-            REGISTRATION_FORM_CAF_ASSETS_URL . 'ee_question_order.js',
+            REGISTRATION_FORM_CAF_ASSETS_URL.'ee_question_order.js',
             array('jquery-ui-sortable'),
             EVENT_ESPRESSO_VERSION,
             true
@@ -446,7 +446,7 @@ 
      */
     protected function _questions_overview_list_table()
     {
-        $this->_admin_page_title .= ' ' . $this->get_action_link_or_button(
+        $this->_admin_page_title .= ' '.$this->get_action_link_or_button(
             'add_question',
             'add_question',
             array(),
@@ -467,7 +467,7 @@ 
     protected function _question_groups_overview_list_table()
     {
         $this->_search_btn_label = esc_html__('Question Groups', 'event_espresso');
-        $this->_admin_page_title .= ' ' . $this->get_action_link_or_button(
+        $this->_admin_page_title .= ' '.$this->get_action_link_or_button(
             'add_question_group',
             'add_question_group',
             array(),
@@ -529,18 +529,18 @@ 
     {
         $success = 0;
         do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        if (! empty($this->_req_data['checkbox']) && is_array($this->_req_data['checkbox'])) {
+        if ( ! empty($this->_req_data['checkbox']) && is_array($this->_req_data['checkbox'])) {
             // if array has more than one element than success message should be plural
             $success = count($this->_req_data['checkbox']) > 1 ? 2 : 1;
             // cycle thru bulk action checkboxes
             while (list($ID, $value) = each($this->_req_data['checkbox'])) {
-                if (! $this->_delete_item($ID, $model)) {
+                if ( ! $this->_delete_item($ID, $model)) {
                     $success = 0;
                 }
             }
-        } elseif (! empty($this->_req_data['QSG_ID'])) {
+        } elseif ( ! empty($this->_req_data['QSG_ID'])) {
             $success = $this->_delete_item($this->_req_data['QSG_ID'], $model);
-        } elseif (! empty($this->_req_data['QST_ID'])) {
+        } elseif ( ! empty($this->_req_data['QST_ID'])) {
             $success = $this->_delete_item($this->_req_data['QST_ID'], $model);
         } else {
             EE_Error::add_error(
@@ -609,7 +609,7 @@ 
                 $this->_admin_page_title = ucwords(str_replace('_', ' ', $this->_req_action));
         }
         // add ID to title if editing
-        $this->_admin_page_title = $ID ? $this->_admin_page_title . ' # ' . $ID : $this->_admin_page_title;
+        $this->_admin_page_title = $ID ? $this->_admin_page_title.' # '.$ID : $this->_admin_page_title;
         if ($ID) {
             /** @var EE_Question_Group $questionGroup */
             $questionGroup = $this->_question_group_model->get_one_by_ID($ID);
@@ -629,7 +629,7 @@ 
         $redirect_URL = add_query_arg(array('action' => 'question_groups'), $this->_admin_base_url);
         $this->_set_publish_post_box_vars('id', $ID, false, $redirect_URL);
         $this->_template_args['admin_page_content'] = EEH_Template::display_template(
-            REGISTRATION_FORM_CAF_TEMPLATE_PATH . 'question_groups_main_meta_box.template.php',
+            REGISTRATION_FORM_CAF_TEMPLATE_PATH.'question_groups_main_meta_box.template.php',
             $this->_template_args,
             true
         );
@@ -673,7 +673,7 @@ 
         // make sure identifier is unique
         $identifier_value = isset($set_column_values['QSG_identifier']) ? $set_column_values['QSG_identifier'] : '';
         $where_values = ['QSG_identifier' => $set_column_values['QSG_identifier']];
-        if (! $new_question_group && isset($set_column_values['QSG_ID'])) {
+        if ( ! $new_question_group && isset($set_column_values['QSG_ID'])) {
             $where_values['QSG_ID'] = ['!=', $set_column_values['QSG_ID']];
         }
         $identifier_exists = ! empty($identifier_value)
@@ -713,7 +713,7 @@ 
         // update the existing related questions
         // BUT FIRST...  delete the phone question from the Question_Group_Question
         // if it is being added to this question group (therefore removed from the existing group)
-        if (isset($this->_req_data['questions'], $this->_req_data['questions'][ $phone_question_id ])) {
+        if (isset($this->_req_data['questions'], $this->_req_data['questions'][$phone_question_id])) {
             // delete where QST ID = system phone question ID and Question Group ID is NOT this group
             EEM_Question_Group_Question::instance()->delete(
                 array(
@@ -728,22 +728,22 @@ 
         $question_group = $this->_question_group_model->get_one_by_ID($QSG_ID);
         $questions = $question_group->questions();
         // make sure system phone question is added to list of questions for this group
-        if (! isset($questions[ $phone_question_id ])) {
-            $questions[ $phone_question_id ] = EEM_Question::instance()->get_one_by_ID($phone_question_id);
+        if ( ! isset($questions[$phone_question_id])) {
+            $questions[$phone_question_id] = EEM_Question::instance()->get_one_by_ID($phone_question_id);
         }
 
         foreach ($questions as $question_ID => $question) {
             // first we always check for order.
-            if (! empty($this->_req_data['question_orders'][ $question_ID ])) {
+            if ( ! empty($this->_req_data['question_orders'][$question_ID])) {
                 // update question order
                 $question_group->update_question_order(
                     $question_ID,
-                    $this->_req_data['question_orders'][ $question_ID ]
+                    $this->_req_data['question_orders'][$question_ID]
                 );
             }
 
             // then we always check if adding or removing.
-            if (isset($this->_req_data['questions'], $this->_req_data['questions'][ $question_ID ])) {
+            if (isset($this->_req_data['questions'], $this->_req_data['questions'][$question_ID])) {
                 $question_group->add_question($question_ID);
             } else {
                 // not found, remove it (but only if not a system question for the personal group
@@ -766,8 +766,8 @@ 
         if (isset($this->_req_data['questions'])) {
             foreach ($this->_req_data['questions'] as $QST_ID) {
                 $question_group->add_question($QST_ID);
-                if (isset($this->_req_data['question_orders'][ $QST_ID ])) {
-                    $question_group->update_question_order($QST_ID, $this->_req_data['question_orders'][ $QST_ID ]);
+                if (isset($this->_req_data['question_orders'][$QST_ID])) {
+                    $question_group->update_question_order($QST_ID, $this->_req_data['question_orders'][$QST_ID]);
                 }
             }
         }
@@ -908,33 +908,33 @@ 
         // echo "trash $trash";
         // var_dump($this->_req_data['checkbox']);die;
         if (isset($this->_req_data['checkbox'])) {
-            if (! empty($this->_req_data['checkbox']) && is_array($this->_req_data['checkbox'])) {
+            if ( ! empty($this->_req_data['checkbox']) && is_array($this->_req_data['checkbox'])) {
                 // if array has more than one element than success message should be plural
                 $success = count($this->_req_data['checkbox']) > 1 ? 2 : 1;
                 // cycle thru bulk action checkboxes
                 while (list($ID, $value) = each($this->_req_data['checkbox'])) {
-                    if (! $model->delete_or_restore_by_ID($trash, absint($ID))) {
+                    if ( ! $model->delete_or_restore_by_ID($trash, absint($ID))) {
                         $success = 0;
                     }
                 }
             } else {
                 // grab single id and delete
                 $ID = absint($this->_req_data['checkbox']);
-                if (! $model->delete_or_restore_by_ID($trash, $ID)) {
+                if ( ! $model->delete_or_restore_by_ID($trash, $ID)) {
                     $success = 0;
                 }
             }
         } else {
             // delete via trash link
             // grab single id and delete
-            $ID = absint($this->_req_data[ $model->primary_key_name() ]);
-            if (! $model->delete_or_restore_by_ID($trash, $ID)) {
+            $ID = absint($this->_req_data[$model->primary_key_name()]);
+            if ( ! $model->delete_or_restore_by_ID($trash, $ID)) {
                 $success = 0;
             }
         }
 
 
-        $action = $model instanceof EEM_Question ? 'default' : 'question_groups';// strtolower( $model->item_name(2) );
+        $action = $model instanceof EEM_Question ? 'default' : 'question_groups'; // strtolower( $model->item_name(2) );
         // echo "action :$action";
         // $action = 'questions' ? 'default' : $action;
         if ($trash) {
@@ -1054,7 +1054,7 @@ 
             ? (int) $this->_req_data['curpage']
             : null;
 
-        if (! empty($row_ids)) {
+        if ( ! empty($row_ids)) {
             // figure out where we start the row_id count at for the current page.
             $qsgcount = empty($curpage) ? 0 : ($curpage - 1) * $perpage;
 
@@ -1063,7 +1063,7 @@ 
                 // Update the questions when re-ordering
                 $updated = EEM_Question_Group::instance()->update(
                     array('QSG_order' => $qsgcount),
-                    array(array('QSG_ID' => $row_ids[ $i ]))
+                    array(array('QSG_ID' => $row_ids[$i]))
                 );
                 if ($updated === false) {
                     $success = false;
@@ -1114,7 +1114,7 @@ 
         $this->_set_add_edit_form_tags('update_reg_form_settings');
         $this->_set_publish_post_box_vars(null, false, false, null, false);
         $this->_template_args['admin_page_content'] = EEH_Template::display_template(
-            REGISTRATION_FORM_CAF_TEMPLATE_PATH . 'reg_form_settings.template.php',
+            REGISTRATION_FORM_CAF_TEMPLATE_PATH.'reg_form_settings.template.php',
             $this->_template_args,
             true
         );
@@ -1360,7 +1360,7 @@ 
                                 $prev_email_validation_level = 'basic';
                             }
                             // confirm our i18n email validation will work on the server
-                            if (! $this->_verify_pcre_support($EE_Registration_Config, $email_validation_level)) {
+                            if ( ! $this->_verify_pcre_support($EE_Registration_Config, $email_validation_level)) {
                                 // or reset email validation level to previous value
                                 $email_validation_level = $prev_email_validation_level;
                             }
@@ -1406,7 +1406,7 @@ 
     private function _verify_pcre_support(EE_Registration_Config $EE_Registration_Config, $email_validation_level)
     {
         // first check that PCRE is enabled
-        if (! defined('PREG_BAD_UTF8_ERROR')) {
+        if ( ! defined('PREG_BAD_UTF8_ERROR')) {
             EE_Error::add_error(
                 sprintf(
                     esc_html__(

Indentation +1435 added lines, -1435 removed lines

@@ -14,1439 +14,1439 @@
  */
 class Extend_Registration_Form_Admin_Page extends Registration_Form_Admin_Page
 {
-    /**
-     * @param bool $routing indicate whether we want to just load the object and handle routing or just load the object.
-     */
-    public function __construct($routing = true)
-    {
-        define('REGISTRATION_FORM_CAF_ADMIN', EE_CORE_CAF_ADMIN_EXTEND . 'registration_form/');
-        define('REGISTRATION_FORM_CAF_ASSETS_PATH', REGISTRATION_FORM_CAF_ADMIN . 'assets/');
-        define('REGISTRATION_FORM_CAF_ASSETS_URL', EE_CORE_CAF_ADMIN_EXTEND_URL . 'registration_form/assets/');
-        define('REGISTRATION_FORM_CAF_TEMPLATE_PATH', REGISTRATION_FORM_CAF_ADMIN . 'templates/');
-        define('REGISTRATION_FORM_CAF_TEMPLATE_URL', EE_CORE_CAF_ADMIN_EXTEND_URL . 'registration_form/templates/');
-        parent::__construct($routing);
-    }
-
-
-    /**
-     * @return void
-     */
-    protected function _extend_page_config()
-    {
-        $this->_admin_base_path = REGISTRATION_FORM_CAF_ADMIN;
-        $qst_id = ! empty($this->_req_data['QST_ID']) && ! is_array($this->_req_data['QST_ID'])
-            ? $this->_req_data['QST_ID'] : 0;
-        $qsg_id = ! empty($this->_req_data['QSG_ID']) && ! is_array($this->_req_data['QSG_ID'])
-            ? $this->_req_data['QSG_ID'] : 0;
-
-        $new_page_routes = array(
-            'question_groups'    => array(
-                'func'       => '_question_groups_overview_list_table',
-                'capability' => 'ee_read_question_groups',
-            ),
-            'add_question'       => array(
-                'func'       => '_edit_question',
-                'capability' => 'ee_edit_questions',
-            ),
-            'insert_question'    => array(
-                'func'       => '_insert_or_update_question',
-                'args'       => array('new_question' => true),
-                'capability' => 'ee_edit_questions',
-                'noheader'   => true,
-            ),
-            'duplicate_question' => array(
-                'func'       => '_duplicate_question',
-                'capability' => 'ee_edit_questions',
-                'noheader'   => true,
-            ),
-            'trash_question'     => array(
-                'func'       => '_trash_question',
-                'capability' => 'ee_delete_question',
-                'obj_id'     => $qst_id,
-                'noheader'   => true,
-            ),
-
-            'restore_question' => array(
-                'func'       => '_trash_or_restore_questions',
-                'capability' => 'ee_delete_question',
-                'obj_id'     => $qst_id,
-                'args'       => array('trash' => false),
-                'noheader'   => true,
-            ),
-
-            'delete_question' => array(
-                'func'       => '_delete_question',
-                'capability' => 'ee_delete_question',
-                'obj_id'     => $qst_id,
-                'noheader'   => true,
-            ),
-
-            'trash_questions' => array(
-                'func'       => '_trash_or_restore_questions',
-                'capability' => 'ee_delete_questions',
-                'args'       => array('trash' => true),
-                'noheader'   => true,
-            ),
-
-            'restore_questions' => array(
-                'func'       => '_trash_or_restore_questions',
-                'capability' => 'ee_delete_questions',
-                'args'       => array('trash' => false),
-                'noheader'   => true,
-            ),
-
-            'delete_questions' => array(
-                'func'       => '_delete_questions',
-                'args'       => array(),
-                'capability' => 'ee_delete_questions',
-                'noheader'   => true,
-            ),
-
-            'add_question_group' => array(
-                'func'       => '_edit_question_group',
-                'capability' => 'ee_edit_question_groups',
-            ),
-
-            'edit_question_group' => array(
-                'func'       => '_edit_question_group',
-                'capability' => 'ee_edit_question_group',
-                'obj_id'     => $qsg_id,
-                'args'       => array('edit'),
-            ),
-
-            'delete_question_groups' => array(
-                'func'       => '_delete_question_groups',
-                'capability' => 'ee_delete_question_groups',
-                'noheader'   => true,
-            ),
-
-            'delete_question_group' => array(
-                'func'       => '_delete_question_groups',
-                'capability' => 'ee_delete_question_group',
-                'obj_id'     => $qsg_id,
-                'noheader'   => true,
-            ),
-
-            'trash_question_group' => array(
-                'func'       => '_trash_or_restore_question_groups',
-                'args'       => array('trash' => true),
-                'capability' => 'ee_delete_question_group',
-                'obj_id'     => $qsg_id,
-                'noheader'   => true,
-            ),
-
-            'restore_question_group' => array(
-                'func'       => '_trash_or_restore_question_groups',
-                'args'       => array('trash' => false),
-                'capability' => 'ee_delete_question_group',
-                'obj_id'     => $qsg_id,
-                'noheader'   => true,
-            ),
-
-            'insert_question_group' => array(
-                'func'       => '_insert_or_update_question_group',
-                'args'       => array('new_question_group' => true),
-                'capability' => 'ee_edit_question_groups',
-                'noheader'   => true,
-            ),
-
-            'update_question_group' => array(
-                'func'       => '_insert_or_update_question_group',
-                'args'       => array('new_question_group' => false),
-                'capability' => 'ee_edit_question_group',
-                'obj_id'     => $qsg_id,
-                'noheader'   => true,
-            ),
-
-            'trash_question_groups' => array(
-                'func'       => '_trash_or_restore_question_groups',
-                'args'       => array('trash' => true),
-                'capability' => 'ee_delete_question_groups',
-                'noheader'   => array('trash' => false),
-            ),
-
-            'restore_question_groups' => array(
-                'func'       => '_trash_or_restore_question_groups',
-                'args'       => array('trash' => false),
-                'capability' => 'ee_delete_question_groups',
-                'noheader'   => true,
-            ),
-
-
-            'espresso_update_question_group_order' => array(
-                'func'       => 'update_question_group_order',
-                'capability' => 'ee_edit_question_groups',
-                'noheader'   => true,
-            ),
-
-            'view_reg_form_settings' => array(
-                'func'       => '_reg_form_settings',
-                'capability' => 'manage_options',
-            ),
-
-            'update_reg_form_settings' => array(
-                'func'       => '_update_reg_form_settings',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ),
-        );
-        $this->_page_routes = array_merge($this->_page_routes, $new_page_routes);
-
-        $new_page_config = array(
-
-            'question_groups' => array(
-                'nav'           => array(
-                    'label' => esc_html__('Question Groups', 'event_espresso'),
-                    'order' => 20,
-                ),
-                'list_table'    => 'Registration_Form_Question_Groups_Admin_List_Table',
-                'help_tabs'     => array(
-                    'registration_form_question_groups_help_tab'                           => array(
-                        'title'    => esc_html__('Question Groups', 'event_espresso'),
-                        'filename' => 'registration_form_question_groups',
-                    ),
-                    'registration_form_question_groups_table_column_headings_help_tab'     => array(
-                        'title'    => esc_html__('Question Groups Table Column Headings', 'event_espresso'),
-                        'filename' => 'registration_form_question_groups_table_column_headings',
-                    ),
-                    'registration_form_question_groups_views_bulk_actions_search_help_tab' => array(
-                        'title'    => esc_html__('Question Groups Views & Bulk Actions & Search', 'event_espresso'),
-                        'filename' => 'registration_form_question_groups_views_bulk_actions_search',
-                    ),
-                ),
-                'metaboxes'     => $this->_default_espresso_metaboxes,
-                'require_nonce' => false,
-            ),
-
-            'add_question' => array(
-                'nav'           => array(
-                    'label'      => esc_html__('Add Question', 'event_espresso'),
-                    'order'      => 5,
-                    'persistent' => false,
-                ),
-                'metaboxes'     => array_merge($this->_default_espresso_metaboxes, array('_publish_post_box')),
-                'help_tabs'     => array(
-                    'registration_form_add_question_help_tab' => array(
-                        'title'    => esc_html__('Add Question', 'event_espresso'),
-                        'filename' => 'registration_form_add_question',
-                    ),
-                ),
-                'require_nonce' => false,
-            ),
-
-            'add_question_group' => array(
-                'nav'           => array(
-                    'label'      => esc_html__('Add Question Group', 'event_espresso'),
-                    'order'      => 5,
-                    'persistent' => false,
-                ),
-                'metaboxes'     => array_merge($this->_default_espresso_metaboxes, array('_publish_post_box')),
-                'help_tabs'     => array(
-                    'registration_form_add_question_group_help_tab' => array(
-                        'title'    => esc_html__('Add Question Group', 'event_espresso'),
-                        'filename' => 'registration_form_add_question_group',
-                    ),
-                ),
-                'require_nonce' => false,
-            ),
-
-            'edit_question_group' => array(
-                'nav'           => array(
-                    'label'      => esc_html__('Edit Question Group', 'event_espresso'),
-                    'order'      => 5,
-                    'persistent' => false,
-                    'url'        => isset($this->_req_data['question_group_id']) ? add_query_arg(
-                        array('question_group_id' => $this->_req_data['question_group_id']),
-                        $this->_current_page_view_url
-                    ) : $this->_admin_base_url,
-                ),
-                'metaboxes'     => array_merge($this->_default_espresso_metaboxes, array('_publish_post_box')),
-                'help_tabs'     => array(
-                    'registration_form_edit_question_group_help_tab' => array(
-                        'title'    => esc_html__('Edit Question Group', 'event_espresso'),
-                        'filename' => 'registration_form_edit_question_group',
-                    ),
-                ),
-                'require_nonce' => false,
-            ),
-
-            'view_reg_form_settings' => array(
-                'nav'           => array(
-                    'label' => esc_html__('Reg Form Settings', 'event_espresso'),
-                    'order' => 40,
-                ),
-                'labels'        => array(
-                    'publishbox' => esc_html__('Update Settings', 'event_espresso'),
-                ),
-                'metaboxes'     => array_merge($this->_default_espresso_metaboxes, array('_publish_post_box')),
-                'help_tabs'     => array(
-                    'registration_form_reg_form_settings_help_tab' => array(
-                        'title'    => esc_html__('Registration Form Settings', 'event_espresso'),
-                        'filename' => 'registration_form_reg_form_settings',
-                    ),
-                ),
-                'require_nonce' => false,
-            ),
-
-        );
-        $this->_page_config = array_merge($this->_page_config, $new_page_config);
-
-        // change the list table we're going to use so it's the NEW list table!
-        $this->_page_config['default']['list_table'] = 'Extend_Registration_Form_Questions_Admin_List_Table';
-
-
-        // additional labels
-        $new_labels = array(
-            'add_question'          => esc_html__('Add New Question', 'event_espresso'),
-            'delete_question'       => esc_html__('Delete Question', 'event_espresso'),
-            'add_question_group'    => esc_html__('Add New Question Group', 'event_espresso'),
-            'edit_question_group'   => esc_html__('Edit Question Group', 'event_espresso'),
-            'delete_question_group' => esc_html__('Delete Question Group', 'event_espresso'),
-        );
-        $this->_labels['buttons'] = array_merge($this->_labels['buttons'], $new_labels);
-    }
-
-
-    /**
-     * @return void
-     */
-    protected function _ajax_hooks()
-    {
-        add_action('wp_ajax_espresso_update_question_group_order', array($this, 'update_question_group_order'));
-    }
-
-
-    /**
-     * @return void
-     */
-    public function load_scripts_styles_question_groups()
-    {
-        wp_enqueue_script('espresso_ajax_table_sorting');
-    }
-
-
-    /**
-     * @return void
-     */
-    public function load_scripts_styles_add_question_group()
-    {
-        $this->load_scripts_styles_forms();
-        $this->load_sortable_question_script();
-    }
-
-
-    /**
-     * @return void
-     */
-    public function load_scripts_styles_edit_question_group()
-    {
-        $this->load_scripts_styles_forms();
-        $this->load_sortable_question_script();
-    }
-
-
-    /**
-     * registers and enqueues script for questions
-     *
-     * @return void
-     */
-    public function load_sortable_question_script()
-    {
-        wp_register_script(
-            'ee-question-sortable',
-            REGISTRATION_FORM_CAF_ASSETS_URL . 'ee_question_order.js',
-            array('jquery-ui-sortable'),
-            EVENT_ESPRESSO_VERSION,
-            true
-        );
-        wp_enqueue_script('ee-question-sortable');
-    }
-
-
-    /**
-     * @return void
-     */
-    protected function _set_list_table_views_default()
-    {
-        $this->_views = array(
-            'all' => array(
-                'slug'        => 'all',
-                'label'       => esc_html__('View All Questions', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => array(
-                    'trash_questions' => esc_html__('Trash', 'event_espresso'),
-                ),
-            ),
-        );
-
-        if (
-            EE_Registry::instance()->CAP->current_user_can(
-                'ee_delete_questions',
-                'espresso_registration_form_trash_questions'
-            )
-        ) {
-            $this->_views['trash'] = array(
-                'slug'        => 'trash',
-                'label'       => esc_html__('Trash', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => array(
-                    'delete_questions'  => esc_html__('Delete Permanently', 'event_espresso'),
-                    'restore_questions' => esc_html__('Restore', 'event_espresso'),
-                ),
-            );
-        }
-    }
-
-
-    /**
-     * @return void
-     */
-    protected function _set_list_table_views_question_groups()
-    {
-        $this->_views = array(
-            'all' => array(
-                'slug'        => 'all',
-                'label'       => esc_html__('All', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => array(
-                    'trash_question_groups' => esc_html__('Trash', 'event_espresso'),
-                ),
-            ),
-        );
-
-        if (
-            EE_Registry::instance()->CAP->current_user_can(
-                'ee_delete_question_groups',
-                'espresso_registration_form_trash_question_groups'
-            )
-        ) {
-            $this->_views['trash'] = array(
-                'slug'        => 'trash',
-                'label'       => esc_html__('Trash', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => array(
-                    'delete_question_groups'  => esc_html__('Delete Permanently', 'event_espresso'),
-                    'restore_question_groups' => esc_html__('Restore', 'event_espresso'),
-                ),
-            );
-        }
-    }
-
-
-    /**
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _questions_overview_list_table()
-    {
-        $this->_admin_page_title .= ' ' . $this->get_action_link_or_button(
-            'add_question',
-            'add_question',
-            array(),
-            'add-new-h2'
-        );
-        parent::_questions_overview_list_table();
-    }
-
-
-    /**
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _question_groups_overview_list_table()
-    {
-        $this->_search_btn_label = esc_html__('Question Groups', 'event_espresso');
-        $this->_admin_page_title .= ' ' . $this->get_action_link_or_button(
-            'add_question_group',
-            'add_question_group',
-            array(),
-            'add-new-h2'
-        );
-        $this->display_admin_list_table_page_with_sidebar();
-    }
-
-
-    /**
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _delete_question()
-    {
-        $success = $this->_delete_items($this->_question_model);
-        $this->_redirect_after_action(
-            $success,
-            $this->_question_model->item_name($success),
-            'deleted',
-            array('action' => 'default', 'status' => 'all')
-        );
-    }
-
-
-    /**
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _delete_questions()
-    {
-        $success = $this->_delete_items($this->_question_model);
-        $this->_redirect_after_action(
-            $success,
-            $this->_question_model->item_name($success),
-            'deleted permanently',
-            array('action' => 'default', 'status' => 'trash')
-        );
-    }
-
-
-    /**
-     * Performs the deletion of a single or multiple questions or question groups.
-     *
-     * @param EEM_Soft_Delete_Base $model
-     * @return int number of items deleted permanently
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private function _delete_items(EEM_Soft_Delete_Base $model)
-    {
-        $success = 0;
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        if (! empty($this->_req_data['checkbox']) && is_array($this->_req_data['checkbox'])) {
-            // if array has more than one element than success message should be plural
-            $success = count($this->_req_data['checkbox']) > 1 ? 2 : 1;
-            // cycle thru bulk action checkboxes
-            while (list($ID, $value) = each($this->_req_data['checkbox'])) {
-                if (! $this->_delete_item($ID, $model)) {
-                    $success = 0;
-                }
-            }
-        } elseif (! empty($this->_req_data['QSG_ID'])) {
-            $success = $this->_delete_item($this->_req_data['QSG_ID'], $model);
-        } elseif (! empty($this->_req_data['QST_ID'])) {
-            $success = $this->_delete_item($this->_req_data['QST_ID'], $model);
-        } else {
-            EE_Error::add_error(
-                sprintf(
-                    esc_html__(
-                        "No Questions or Question Groups were selected for deleting. This error usually shows when you've attempted to delete via bulk action but there were no selections.",
-                        "event_espresso"
-                    )
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        }
-        return $success;
-    }
-
-
-    /**
-     * Deletes the specified question (and its associated question options) or question group
-     *
-     * @param int                  $id
-     * @param EEM_Soft_Delete_Base $model
-     * @return boolean
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _delete_item($id, $model)
-    {
-        if ($model instanceof EEM_Question) {
-            EEM_Question_Option::instance()->delete_permanently(array(array('QST_ID' => absint($id))));
-        }
-        return $model->delete_permanently_by_ID(absint($id));
-    }
-
-
-    /******************************    QUESTION GROUPS    ******************************/
-
-
-    /**
-     * @param string $type
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _edit_question_group($type = 'add')
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        $ID = isset($this->_req_data['QSG_ID']) && ! empty($this->_req_data['QSG_ID'])
-            ? absint($this->_req_data['QSG_ID'])
-            : false;
-
-        switch ($this->_req_action) {
-            case 'add_question_group':
-                $this->_admin_page_title = esc_html__('Add Question Group', 'event_espresso');
-                break;
-            case 'edit_question_group':
-                $this->_admin_page_title = esc_html__('Edit Question Group', 'event_espresso');
-                break;
-            default:
-                $this->_admin_page_title = ucwords(str_replace('_', ' ', $this->_req_action));
-        }
-        // add ID to title if editing
-        $this->_admin_page_title = $ID ? $this->_admin_page_title . ' # ' . $ID : $this->_admin_page_title;
-        if ($ID) {
-            /** @var EE_Question_Group $questionGroup */
-            $questionGroup = $this->_question_group_model->get_one_by_ID($ID);
-            $additional_hidden_fields = array('QSG_ID' => array('type' => 'hidden', 'value' => $ID));
-            $this->_set_add_edit_form_tags('update_question_group', $additional_hidden_fields);
-        } else {
-            /** @var EE_Question_Group $questionGroup */
-            $questionGroup = EEM_Question_Group::instance()->create_default_object();
-            $questionGroup->set_order_to_latest();
-            $this->_set_add_edit_form_tags('insert_question_group');
-        }
-        $this->_template_args['values'] = $this->_yes_no_values;
-        $this->_template_args['all_questions'] = $questionGroup->questions_in_and_not_in_group();
-        $this->_template_args['QSG_ID'] = $ID ? $ID : true;
-        $this->_template_args['question_group'] = $questionGroup;
-
-        $redirect_URL = add_query_arg(array('action' => 'question_groups'), $this->_admin_base_url);
-        $this->_set_publish_post_box_vars('id', $ID, false, $redirect_URL);
-        $this->_template_args['admin_page_content'] = EEH_Template::display_template(
-            REGISTRATION_FORM_CAF_TEMPLATE_PATH . 'question_groups_main_meta_box.template.php',
-            $this->_template_args,
-            true
-        );
-
-        // the details template wrapper
-        $this->display_admin_page_with_sidebar();
-    }
-
-
-    /**
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _delete_question_groups()
-    {
-        $success = $this->_delete_items($this->_question_group_model);
-        $this->_redirect_after_action(
-            $success,
-            $this->_question_group_model->item_name($success),
-            'deleted permanently',
-            array('action' => 'question_groups', 'status' => 'trash')
-        );
-    }
-
-
-    /**
-     * @param bool $new_question_group
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _insert_or_update_question_group($new_question_group = true)
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        $set_column_values = $this->_set_column_values_for($this->_question_group_model);
-
-        // make sure identifier is unique
-        $identifier_value = isset($set_column_values['QSG_identifier']) ? $set_column_values['QSG_identifier'] : '';
-        $where_values = ['QSG_identifier' => $set_column_values['QSG_identifier']];
-        if (! $new_question_group && isset($set_column_values['QSG_ID'])) {
-            $where_values['QSG_ID'] = ['!=', $set_column_values['QSG_ID']];
-        }
-        $identifier_exists = ! empty($identifier_value)
-            ? $this->_question_group_model->count([$where_values]) > 0
-            : false;
-        if ($identifier_exists) {
-            $set_column_values['QSG_identifier'] .= uniqid('id', true);
-        }
-
-        if ($new_question_group) {
-            $QSG_ID = $this->_question_group_model->insert($set_column_values);
-            $success = $QSG_ID ? 1 : 0;
-            if ($success === 0) {
-                EE_Error::add_error(
-                    esc_html__('Something went wrong saving the question group.', 'event_espresso'),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-                $this->_redirect_after_action(
-                    false,
-                    '',
-                    '',
-                    array('action' => 'edit_question_group', 'QSG_ID' => $QSG_ID),
-                    true
-                );
-            }
-        } else {
-            $QSG_ID = absint($this->_req_data['QSG_ID']);
-            unset($set_column_values['QSG_ID']);
-            $success = $this->_question_group_model->update($set_column_values, array(array('QSG_ID' => $QSG_ID)));
-        }
-
-        $phone_question_id = EEM_Question::instance()->get_Question_ID_from_system_string(
-            EEM_Attendee::system_question_phone
-        );
-        // update the existing related questions
-        // BUT FIRST...  delete the phone question from the Question_Group_Question
-        // if it is being added to this question group (therefore removed from the existing group)
-        if (isset($this->_req_data['questions'], $this->_req_data['questions'][ $phone_question_id ])) {
-            // delete where QST ID = system phone question ID and Question Group ID is NOT this group
-            EEM_Question_Group_Question::instance()->delete(
-                array(
-                    array(
-                        'QST_ID' => $phone_question_id,
-                        'QSG_ID' => array('!=', $QSG_ID),
-                    ),
-                )
-            );
-        }
-        /** @type EE_Question_Group $question_group */
-        $question_group = $this->_question_group_model->get_one_by_ID($QSG_ID);
-        $questions = $question_group->questions();
-        // make sure system phone question is added to list of questions for this group
-        if (! isset($questions[ $phone_question_id ])) {
-            $questions[ $phone_question_id ] = EEM_Question::instance()->get_one_by_ID($phone_question_id);
-        }
-
-        foreach ($questions as $question_ID => $question) {
-            // first we always check for order.
-            if (! empty($this->_req_data['question_orders'][ $question_ID ])) {
-                // update question order
-                $question_group->update_question_order(
-                    $question_ID,
-                    $this->_req_data['question_orders'][ $question_ID ]
-                );
-            }
-
-            // then we always check if adding or removing.
-            if (isset($this->_req_data['questions'], $this->_req_data['questions'][ $question_ID ])) {
-                $question_group->add_question($question_ID);
-            } else {
-                // not found, remove it (but only if not a system question for the personal group
-                // with the exception of lname system question - we allow removal of it)
-                if (
-                    in_array(
-                        $question->system_ID(),
-                        EEM_Question::instance()->required_system_questions_in_system_question_group(
-                            $question_group->system_group()
-                        )
-                    )
-                ) {
-                    continue;
-                } else {
-                    $question_group->remove_question($question_ID);
-                }
-            }
-        }
-        // save new related questions
-        if (isset($this->_req_data['questions'])) {
-            foreach ($this->_req_data['questions'] as $QST_ID) {
-                $question_group->add_question($QST_ID);
-                if (isset($this->_req_data['question_orders'][ $QST_ID ])) {
-                    $question_group->update_question_order($QST_ID, $this->_req_data['question_orders'][ $QST_ID ]);
-                }
-            }
-        }
-
-        if ($success !== false) {
-            $msg = $new_question_group
-                ? sprintf(
-                    esc_html__('The %s has been created', 'event_espresso'),
-                    $this->_question_group_model->item_name()
-                )
-                : sprintf(
-                    esc_html__(
-                        'The %s has been updated',
-                        'event_espresso'
-                    ),
-                    $this->_question_group_model->item_name()
-                );
-            EE_Error::add_success($msg);
-        }
-        $this->_redirect_after_action(
-            false,
-            '',
-            '',
-            array('action' => 'edit_question_group', 'QSG_ID' => $QSG_ID),
-            true
-        );
-    }
-
-
-    /**
-     * duplicates a question and all its question options and redirects to the new question.
-     *
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function _duplicate_question()
-    {
-        $question_ID = (int) $this->_req_data['QST_ID'];
-        $question = EEM_Question::instance()->get_one_by_ID($question_ID);
-        if ($question instanceof EE_Question) {
-            $new_question = $question->duplicate();
-            if ($new_question instanceof EE_Question) {
-                $this->_redirect_after_action(
-                    true,
-                    esc_html__('Question', 'event_espresso'),
-                    esc_html__('Duplicated', 'event_espresso'),
-                    array('action' => 'edit_question', 'QST_ID' => $new_question->ID()),
-                    true
-                );
-            } else {
-                global $wpdb;
-                EE_Error::add_error(
-                    sprintf(
-                        esc_html__(
-                            'Could not duplicate question with ID %1$d because: %2$s',
-                            'event_espresso'
-                        ),
-                        $question_ID,
-                        $wpdb->last_error
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-                $this->_redirect_after_action(false, '', '', array('action' => 'default'), false);
-            }
-        } else {
-            EE_Error::add_error(
-                sprintf(
-                    esc_html__(
-                        'Could not duplicate question with ID %d because it didn\'t exist!',
-                        'event_espresso'
-                    ),
-                    $question_ID
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            $this->_redirect_after_action(false, '', '', array('action' => 'default'), false);
-        }
-    }
-
-
-    /**
-     * @param bool $trash
-     * @throws EE_Error
-     */
-    protected function _trash_or_restore_question_groups($trash = true)
-    {
-        $this->_trash_or_restore_items($this->_question_group_model, $trash);
-    }
-
-
-    /**
-     *_trash_question
-     *
-     * @return void
-     * @throws EE_Error
-     */
-    protected function _trash_question()
-    {
-        $success = $this->_question_model->delete_by_ID((int) $this->_req_data['QST_ID']);
-        $query_args = array('action' => 'default', 'status' => 'all');
-        $this->_redirect_after_action($success, $this->_question_model->item_name($success), 'trashed', $query_args);
-    }
-
-
-    /**
-     * @param bool $trash
-     * @throws EE_Error
-     */
-    protected function _trash_or_restore_questions($trash = true)
-    {
-        $this->_trash_or_restore_items($this->_question_model, $trash);
-    }
-
-
-    /**
-     * Internally used to delete or restore items, using the request data. Meant to be
-     * flexible between question or question groups
-     *
-     * @param EEM_Soft_Delete_Base $model
-     * @param boolean              $trash whether to trash or restore
-     * @throws EE_Error
-     */
-    private function _trash_or_restore_items(EEM_Soft_Delete_Base $model, $trash = true)
-    {
-
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-
-        $success = 1;
-        // Checkboxes
-        // echo "trash $trash";
-        // var_dump($this->_req_data['checkbox']);die;
-        if (isset($this->_req_data['checkbox'])) {
-            if (! empty($this->_req_data['checkbox']) && is_array($this->_req_data['checkbox'])) {
-                // if array has more than one element than success message should be plural
-                $success = count($this->_req_data['checkbox']) > 1 ? 2 : 1;
-                // cycle thru bulk action checkboxes
-                while (list($ID, $value) = each($this->_req_data['checkbox'])) {
-                    if (! $model->delete_or_restore_by_ID($trash, absint($ID))) {
-                        $success = 0;
-                    }
-                }
-            } else {
-                // grab single id and delete
-                $ID = absint($this->_req_data['checkbox']);
-                if (! $model->delete_or_restore_by_ID($trash, $ID)) {
-                    $success = 0;
-                }
-            }
-        } else {
-            // delete via trash link
-            // grab single id and delete
-            $ID = absint($this->_req_data[ $model->primary_key_name() ]);
-            if (! $model->delete_or_restore_by_ID($trash, $ID)) {
-                $success = 0;
-            }
-        }
-
-
-        $action = $model instanceof EEM_Question ? 'default' : 'question_groups';// strtolower( $model->item_name(2) );
-        // echo "action :$action";
-        // $action = 'questions' ? 'default' : $action;
-        if ($trash) {
-            $action_desc = 'trashed';
-            $status = 'trash';
-        } else {
-            $action_desc = 'restored';
-            $status = 'all';
-        }
-        $this->_redirect_after_action(
-            $success,
-            $model->item_name($success),
-            $action_desc,
-            array('action' => $action, 'status' => $status)
-        );
-    }
-
-
-    /**
-     * @param            $per_page
-     * @param int        $current_page
-     * @param bool|false $count
-     * @return EE_Soft_Delete_Base_Class[]|int
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function get_trashed_questions($per_page, $current_page = 1, $count = false)
-    {
-        $query_params = $this->get_query_params(EEM_Question::instance(), $per_page, $current_page);
-
-        if ($count) {
-            // note: this a subclass of EEM_Soft_Delete_Base, so this is actually only getting non-trashed items
-            $where = isset($query_params[0]) ? array($query_params[0]) : array();
-            $results = $this->_question_model->count_deleted($where);
-        } else {
-            // note: this a subclass of EEM_Soft_Delete_Base, so this is actually only getting non-trashed items
-            $results = $this->_question_model->get_all_deleted($query_params);
-        }
-        return $results;
-    }
-
-
-    /**
-     * @param            $per_page
-     * @param int        $current_page
-     * @param bool|false $count
-     * @return EE_Soft_Delete_Base_Class[]|int
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function get_question_groups($per_page, $current_page = 1, $count = false)
-    {
-        $questionGroupModel = EEM_Question_Group::instance();
-        $query_params = $this->get_query_params($questionGroupModel, $per_page, $current_page);
-        if ($count) {
-            $where = isset($query_params[0]) ? array($query_params[0]) : array();
-            $results = $questionGroupModel->count($where);
-        } else {
-            $results = $questionGroupModel->get_all($query_params);
-        }
-        return $results;
-    }
-
-
-    /**
-     * @param      $per_page
-     * @param int  $current_page
-     * @param bool $count
-     * @return EE_Soft_Delete_Base_Class[]|int
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function get_trashed_question_groups($per_page, $current_page = 1, $count = false)
-    {
-        $questionGroupModel = EEM_Question_Group::instance();
-        $query_params = $this->get_query_params($questionGroupModel, $per_page, $current_page);
-        if ($count) {
-            $where = isset($query_params[0]) ? array($query_params[0]) : array();
-            $query_params['limit'] = null;
-            $results = $questionGroupModel->count_deleted($where);
-        } else {
-            $results = $questionGroupModel->get_all_deleted($query_params);
-        }
-        return $results;
-    }
-
-
-    /**
-     * method for performing updates to question order
-     *
-     * @return void results array
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function update_question_group_order()
-    {
-
-        $success = esc_html__('Question group order was updated successfully.', 'event_espresso');
-
-        // grab our row IDs
-        $row_ids = isset($this->_req_data['row_ids']) && ! empty($this->_req_data['row_ids'])
-            ? explode(',', rtrim($this->_req_data['row_ids'], ','))
-            : array();
-
-        $perpage = ! empty($this->_req_data['perpage'])
-            ? (int) $this->_req_data['perpage']
-            : null;
-        $curpage = ! empty($this->_req_data['curpage'])
-            ? (int) $this->_req_data['curpage']
-            : null;
-
-        if (! empty($row_ids)) {
-            // figure out where we start the row_id count at for the current page.
-            $qsgcount = empty($curpage) ? 0 : ($curpage - 1) * $perpage;
-
-            $row_count = count($row_ids);
-            for ($i = 0; $i < $row_count; $i++) {
-                // Update the questions when re-ordering
-                $updated = EEM_Question_Group::instance()->update(
-                    array('QSG_order' => $qsgcount),
-                    array(array('QSG_ID' => $row_ids[ $i ]))
-                );
-                if ($updated === false) {
-                    $success = false;
-                }
-                $qsgcount++;
-            }
-        } else {
-            $success = false;
-        }
-
-        $errors = ! $success
-            ? esc_html__('An error occurred. The question group order was not updated.', 'event_espresso')
-            : false;
-
-        echo wp_json_encode(array('return_data' => false, 'success' => $success, 'errors' => $errors));
-        die();
-    }
-
-
-
-    /***************************************       REGISTRATION SETTINGS       ***************************************/
-
-
-    /**
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _reg_form_settings()
-    {
-        $this->_template_args['values'] = $this->_yes_no_values;
-        add_action(
-            'AHEE__Extend_Registration_Form_Admin_Page___reg_form_settings_template',
-            array($this, 'email_validation_settings_form'),
-            2
-        );
-        add_action(
-            'AHEE__Extend_Registration_Form_Admin_Page___reg_form_settings_template',
-            array($this, 'copy_attendee_info_settings_form'),
-            4
-        );
-        $this->_template_args = (array) apply_filters(
-            'FHEE__Extend_Registration_Form_Admin_Page___reg_form_settings___template_args',
-            $this->_template_args
-        );
-        $this->_set_add_edit_form_tags('update_reg_form_settings');
-        $this->_set_publish_post_box_vars(null, false, false, null, false);
-        $this->_template_args['admin_page_content'] = EEH_Template::display_template(
-            REGISTRATION_FORM_CAF_TEMPLATE_PATH . 'reg_form_settings.template.php',
-            $this->_template_args,
-            true
-        );
-        $this->display_admin_page_with_sidebar();
-    }
-
-
-    /**
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _update_reg_form_settings()
-    {
-        EE_Registry::instance()->CFG->registration = $this->update_email_validation_settings_form(
-            EE_Registry::instance()->CFG->registration
-        );
-        EE_Registry::instance()->CFG->registration = $this->update_copy_attendee_info_settings_form(
-            EE_Registry::instance()->CFG->registration
-        );
-        EE_Registry::instance()->CFG->registration = apply_filters(
-            'FHEE__Extend_Registration_Form_Admin_Page___update_reg_form_settings__CFG_registration',
-            EE_Registry::instance()->CFG->registration
-        );
-        $success = $this->_update_espresso_configuration(
-            esc_html__('Registration Form Options', 'event_espresso'),
-            EE_Registry::instance()->CFG,
-            __FILE__,
-            __FUNCTION__,
-            __LINE__
-        );
-        $this->_redirect_after_action(
-            $success,
-            esc_html__('Registration Form Options', 'event_espresso'),
-            'updated',
-            array('action' => 'view_reg_form_settings')
-        );
-    }
-
-
-    /**
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function copy_attendee_info_settings_form()
-    {
-        echo wp_kses($this->_copy_attendee_info_settings_form()->get_html(), AllowedTags::getWithFormTags());
-    }
-
-    /**
-     * _copy_attendee_info_settings_form
-     *
-     * @access protected
-     * @return EE_Form_Section_Proper
-     * @throws \EE_Error
-     */
-    protected function _copy_attendee_info_settings_form()
-    {
-        return new EE_Form_Section_Proper(
-            array(
-                'name'            => 'copy_attendee_info_settings',
-                'html_id'         => 'copy_attendee_info_settings',
-                'layout_strategy' => new EE_Admin_Two_Column_Layout(),
-                'subsections'     => apply_filters(
-                    'FHEE__Extend_Registration_Form_Admin_Page___copy_attendee_info_settings_form__form_subsections',
-                    array(
-                        'copy_attendee_info_hdr'   => new EE_Form_Section_HTML(
-                            EEH_HTML::h2(esc_html__('Copy Attendee Info Settings', 'event_espresso'))
-                        ),
-                        'copy_attendee_info' => new EE_Yes_No_Input(
-                            array(
-                                'html_label_text' => esc_html__(
-                                    'Allow copy #1 attendee info to extra attendees?',
-                                    'event_espresso'
-                                ),
-                                'html_help_text'  => esc_html__(
-                                    'Set to yes if you want to enable the copy of #1 attendee info to extra attendees at Registration Form.',
-                                    'event_espresso'
-                                ),
-                                'default'         => EE_Registry::instance()->CFG->registration->copyAttendeeInfo(),
-                                'required'        => false,
-                                'display_html_label_text' => false,
-                            )
-                        ),
-                    )
-                ),
-            )
-        );
-    }
-
-    /**
-     * @param EE_Registration_Config $EE_Registration_Config
-     * @return EE_Registration_Config
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function update_copy_attendee_info_settings_form(EE_Registration_Config $EE_Registration_Config)
-    {
-        $prev_copy_attendee_info = $EE_Registration_Config->copyAttendeeInfo();
-        try {
-            $copy_attendee_info_settings_form = $this->_copy_attendee_info_settings_form();
-            // if not displaying a form, then check for form submission
-            if ($copy_attendee_info_settings_form->was_submitted()) {
-                // capture form data
-                $copy_attendee_info_settings_form->receive_form_submission();
-                // validate form data
-                if ($copy_attendee_info_settings_form->is_valid()) {
-                    // grab validated data from form
-                    $valid_data = $copy_attendee_info_settings_form->valid_data();
-                    if (isset($valid_data['copy_attendee_info'])) {
-                        $EE_Registration_Config->setCopyAttendeeInfo($valid_data['copy_attendee_info']);
-                    } else {
-                        EE_Error::add_error(
-                            esc_html__(
-                                'Invalid or missing Copy Attendee Info settings. Please refresh the form and try again.',
-                                'event_espresso'
-                            ),
-                            __FILE__,
-                            __FUNCTION__,
-                            __LINE__
-                        );
-                    }
-                } else {
-                    if ($copy_attendee_info_settings_form->submission_error_message() !== '') {
-                        EE_Error::add_error(
-                            $copy_attendee_info_settings_form->submission_error_message(),
-                            __FILE__,
-                            __FUNCTION__,
-                            __LINE__
-                        );
-                    }
-                }
-            }
-        } catch (EE_Error $e) {
-            $e->get_error();
-        }
-        return $EE_Registration_Config;
-    }
-
-
-    /**
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function email_validation_settings_form()
-    {
-        echo wp_kses($this->_email_validation_settings_form()->get_html(), AllowedTags::getWithFormTags());
-    }
-
-
-    /**
-     * _email_validation_settings_form
-     *
-     * @access protected
-     * @return EE_Form_Section_Proper
-     * @throws \EE_Error
-     */
-    protected function _email_validation_settings_form()
-    {
-        return new EE_Form_Section_Proper(
-            array(
-                'name'            => 'email_validation_settings',
-                'html_id'         => 'email_validation_settings',
-                'layout_strategy' => new EE_Admin_Two_Column_Layout(),
-                'subsections'     => apply_filters(
-                    'FHEE__Extend_Registration_Form_Admin_Page___email_validation_settings_form__form_subsections',
-                    array(
-                        'email_validation_hdr'   => new EE_Form_Section_HTML(
-                            EEH_HTML::h2(esc_html__('Email Validation Settings', 'event_espresso'))
-                        ),
-                        'email_validation_level' => new EE_Select_Input(
-                            array(
-                                'basic'      => esc_html__('Basic', 'event_espresso'),
-                                'wp_default' => esc_html__('WordPress Default', 'event_espresso'),
-                                'i18n'       => esc_html__('International', 'event_espresso'),
-                                'i18n_dns'   => esc_html__('International + DNS Check', 'event_espresso'),
-                            ),
-                            array(
-                                'html_label_text' => esc_html__('Email Validation Level', 'event_espresso')
-                                                     . EEH_Template::get_help_tab_link('email_validation_info'),
-                                'html_help_text'  => esc_html__(
-                                    'These levels range from basic validation ( ie: text@text.text ) to more advanced checks against international email addresses (ie: üñîçøðé@example.com ) with additional MX and A record checks to confirm the domain actually exists. More information on on each level can be found within the help section.',
-                                    'event_espresso'
-                                ),
-                                'default'         => isset(
-                                    EE_Registry::instance()->CFG->registration->email_validation_level
-                                )
-                                    ? EE_Registry::instance()->CFG->registration->email_validation_level
-                                    : 'wp_default',
-                                'required'        => false,
-                            )
-                        ),
-                    )
-                ),
-            )
-        );
-    }
-
-
-    /**
-     * @param EE_Registration_Config $EE_Registration_Config
-     * @return EE_Registration_Config
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function update_email_validation_settings_form(EE_Registration_Config $EE_Registration_Config)
-    {
-        $prev_email_validation_level = $EE_Registration_Config->email_validation_level;
-        try {
-            $email_validation_settings_form = $this->_email_validation_settings_form();
-            // if not displaying a form, then check for form submission
-            if ($email_validation_settings_form->was_submitted()) {
-                // capture form data
-                $email_validation_settings_form->receive_form_submission();
-                // validate form data
-                if ($email_validation_settings_form->is_valid()) {
-                    // grab validated data from form
-                    $valid_data = $email_validation_settings_form->valid_data();
-                    if (isset($valid_data['email_validation_level'])) {
-                        $email_validation_level = $valid_data['email_validation_level'];
-                        // now if they want to use international email addresses
-                        if ($email_validation_level === 'i18n' || $email_validation_level === 'i18n_dns') {
-                            // in case we need to reset their email validation level,
-                            // make sure that the previous value wasn't already set to one of the i18n options.
-                            if ($prev_email_validation_level === 'i18n' || $prev_email_validation_level === 'i18n_dns') {
-                                // if so, then reset it back to "basic" since that is the only other option that,
-                                // despite offering poor validation, supports i18n email addresses
-                                $prev_email_validation_level = 'basic';
-                            }
-                            // confirm our i18n email validation will work on the server
-                            if (! $this->_verify_pcre_support($EE_Registration_Config, $email_validation_level)) {
-                                // or reset email validation level to previous value
-                                $email_validation_level = $prev_email_validation_level;
-                            }
-                        }
-                        $EE_Registration_Config->email_validation_level = $email_validation_level;
-                    } else {
-                        EE_Error::add_error(
-                            esc_html__(
-                                'Invalid or missing Email Validation settings. Please refresh the form and try again.',
-                                'event_espresso'
-                            ),
-                            __FILE__,
-                            __FUNCTION__,
-                            __LINE__
-                        );
-                    }
-                } else {
-                    if ($email_validation_settings_form->submission_error_message() !== '') {
-                        EE_Error::add_error(
-                            $email_validation_settings_form->submission_error_message(),
-                            __FILE__,
-                            __FUNCTION__,
-                            __LINE__
-                        );
-                    }
-                }
-            }
-        } catch (EE_Error $e) {
-            $e->get_error();
-        }
-        return $EE_Registration_Config;
-    }
-
-
-    /**
-     * confirms that the server's PHP version has the PCRE module enabled,
-     * and that the PCRE version works with our i18n email validation
-     *
-     * @param EE_Registration_Config $EE_Registration_Config
-     * @param string                 $email_validation_level
-     * @return bool
-     */
-    private function _verify_pcre_support(EE_Registration_Config $EE_Registration_Config, $email_validation_level)
-    {
-        // first check that PCRE is enabled
-        if (! defined('PREG_BAD_UTF8_ERROR')) {
-            EE_Error::add_error(
-                sprintf(
-                    esc_html__(
-                        'We\'re sorry, but it appears that your server\'s version of PHP was not compiled with PCRE unicode support.%1$sPlease contact your hosting company and ask them whether the PCRE compiled with your version of PHP on your server can be been built with the "--enable-unicode-properties" and "--enable-utf8" configuration switches to enable more complex regex expressions.%1$sIf they are unable, or unwilling to do so, then your server will not support international email addresses using UTF-8 unicode characters. This means you will either have to lower your email validation level to "Basic" or "WordPress Default", or switch to a hosting company that has/can enable PCRE unicode support on the server.',
-                        'event_espresso'
-                    ),
-                    '<br />'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        } else {
-            // PCRE support is enabled, but let's still
-            // perform a test to see if the server will support it.
-            // but first, save the updated validation level to the config,
-            // so that the validation strategy picks it up.
-            // this will get bumped back down if it doesn't work
-            $EE_Registration_Config->email_validation_level = $email_validation_level;
-            try {
-                $email_validator = new EE_Email_Validation_Strategy();
-                $i18n_email_address = apply_filters(
-                    'FHEE__Extend_Registration_Form_Admin_Page__update_email_validation_settings_form__i18n_email_address',
-                    'jägerjürgen@deutschland.com'
-                );
-                $email_validator->validate($i18n_email_address);
-            } catch (Exception $e) {
-                EE_Error::add_error(
-                    sprintf(
-                        esc_html__(
-                            'We\'re sorry, but it appears that your server\'s configuration will not support the "International" or "International + DNS Check" email validation levels.%1$sTo correct this issue, please consult with your hosting company regarding your server\'s PCRE settings.%1$sIt is recommended that your PHP version be configured to use PCRE 8.10 or newer.%1$sMore information regarding PCRE versions and installation can be found here: %2$s',
-                            'event_espresso'
-                        ),
-                        '<br />',
-                        '<a href="http://php.net/manual/en/pcre.installation.php" target="_blank" rel="noopener noreferrer">http://php.net/manual/en/pcre.installation.php</a>'
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-                return false;
-            }
-        }
-        return true;
-    }
+	/**
+	 * @param bool $routing indicate whether we want to just load the object and handle routing or just load the object.
+	 */
+	public function __construct($routing = true)
+	{
+		define('REGISTRATION_FORM_CAF_ADMIN', EE_CORE_CAF_ADMIN_EXTEND . 'registration_form/');
+		define('REGISTRATION_FORM_CAF_ASSETS_PATH', REGISTRATION_FORM_CAF_ADMIN . 'assets/');
+		define('REGISTRATION_FORM_CAF_ASSETS_URL', EE_CORE_CAF_ADMIN_EXTEND_URL . 'registration_form/assets/');
+		define('REGISTRATION_FORM_CAF_TEMPLATE_PATH', REGISTRATION_FORM_CAF_ADMIN . 'templates/');
+		define('REGISTRATION_FORM_CAF_TEMPLATE_URL', EE_CORE_CAF_ADMIN_EXTEND_URL . 'registration_form/templates/');
+		parent::__construct($routing);
+	}
+
+
+	/**
+	 * @return void
+	 */
+	protected function _extend_page_config()
+	{
+		$this->_admin_base_path = REGISTRATION_FORM_CAF_ADMIN;
+		$qst_id = ! empty($this->_req_data['QST_ID']) && ! is_array($this->_req_data['QST_ID'])
+			? $this->_req_data['QST_ID'] : 0;
+		$qsg_id = ! empty($this->_req_data['QSG_ID']) && ! is_array($this->_req_data['QSG_ID'])
+			? $this->_req_data['QSG_ID'] : 0;
+
+		$new_page_routes = array(
+			'question_groups'    => array(
+				'func'       => '_question_groups_overview_list_table',
+				'capability' => 'ee_read_question_groups',
+			),
+			'add_question'       => array(
+				'func'       => '_edit_question',
+				'capability' => 'ee_edit_questions',
+			),
+			'insert_question'    => array(
+				'func'       => '_insert_or_update_question',
+				'args'       => array('new_question' => true),
+				'capability' => 'ee_edit_questions',
+				'noheader'   => true,
+			),
+			'duplicate_question' => array(
+				'func'       => '_duplicate_question',
+				'capability' => 'ee_edit_questions',
+				'noheader'   => true,
+			),
+			'trash_question'     => array(
+				'func'       => '_trash_question',
+				'capability' => 'ee_delete_question',
+				'obj_id'     => $qst_id,
+				'noheader'   => true,
+			),
+
+			'restore_question' => array(
+				'func'       => '_trash_or_restore_questions',
+				'capability' => 'ee_delete_question',
+				'obj_id'     => $qst_id,
+				'args'       => array('trash' => false),
+				'noheader'   => true,
+			),
+
+			'delete_question' => array(
+				'func'       => '_delete_question',
+				'capability' => 'ee_delete_question',
+				'obj_id'     => $qst_id,
+				'noheader'   => true,
+			),
+
+			'trash_questions' => array(
+				'func'       => '_trash_or_restore_questions',
+				'capability' => 'ee_delete_questions',
+				'args'       => array('trash' => true),
+				'noheader'   => true,
+			),
+
+			'restore_questions' => array(
+				'func'       => '_trash_or_restore_questions',
+				'capability' => 'ee_delete_questions',
+				'args'       => array('trash' => false),
+				'noheader'   => true,
+			),
+
+			'delete_questions' => array(
+				'func'       => '_delete_questions',
+				'args'       => array(),
+				'capability' => 'ee_delete_questions',
+				'noheader'   => true,
+			),
+
+			'add_question_group' => array(
+				'func'       => '_edit_question_group',
+				'capability' => 'ee_edit_question_groups',
+			),
+
+			'edit_question_group' => array(
+				'func'       => '_edit_question_group',
+				'capability' => 'ee_edit_question_group',
+				'obj_id'     => $qsg_id,
+				'args'       => array('edit'),
+			),
+
+			'delete_question_groups' => array(
+				'func'       => '_delete_question_groups',
+				'capability' => 'ee_delete_question_groups',
+				'noheader'   => true,
+			),
+
+			'delete_question_group' => array(
+				'func'       => '_delete_question_groups',
+				'capability' => 'ee_delete_question_group',
+				'obj_id'     => $qsg_id,
+				'noheader'   => true,
+			),
+
+			'trash_question_group' => array(
+				'func'       => '_trash_or_restore_question_groups',
+				'args'       => array('trash' => true),
+				'capability' => 'ee_delete_question_group',
+				'obj_id'     => $qsg_id,
+				'noheader'   => true,
+			),
+
+			'restore_question_group' => array(
+				'func'       => '_trash_or_restore_question_groups',
+				'args'       => array('trash' => false),
+				'capability' => 'ee_delete_question_group',
+				'obj_id'     => $qsg_id,
+				'noheader'   => true,
+			),
+
+			'insert_question_group' => array(
+				'func'       => '_insert_or_update_question_group',
+				'args'       => array('new_question_group' => true),
+				'capability' => 'ee_edit_question_groups',
+				'noheader'   => true,
+			),
+
+			'update_question_group' => array(
+				'func'       => '_insert_or_update_question_group',
+				'args'       => array('new_question_group' => false),
+				'capability' => 'ee_edit_question_group',
+				'obj_id'     => $qsg_id,
+				'noheader'   => true,
+			),
+
+			'trash_question_groups' => array(
+				'func'       => '_trash_or_restore_question_groups',
+				'args'       => array('trash' => true),
+				'capability' => 'ee_delete_question_groups',
+				'noheader'   => array('trash' => false),
+			),
+
+			'restore_question_groups' => array(
+				'func'       => '_trash_or_restore_question_groups',
+				'args'       => array('trash' => false),
+				'capability' => 'ee_delete_question_groups',
+				'noheader'   => true,
+			),
+
+
+			'espresso_update_question_group_order' => array(
+				'func'       => 'update_question_group_order',
+				'capability' => 'ee_edit_question_groups',
+				'noheader'   => true,
+			),
+
+			'view_reg_form_settings' => array(
+				'func'       => '_reg_form_settings',
+				'capability' => 'manage_options',
+			),
+
+			'update_reg_form_settings' => array(
+				'func'       => '_update_reg_form_settings',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			),
+		);
+		$this->_page_routes = array_merge($this->_page_routes, $new_page_routes);
+
+		$new_page_config = array(
+
+			'question_groups' => array(
+				'nav'           => array(
+					'label' => esc_html__('Question Groups', 'event_espresso'),
+					'order' => 20,
+				),
+				'list_table'    => 'Registration_Form_Question_Groups_Admin_List_Table',
+				'help_tabs'     => array(
+					'registration_form_question_groups_help_tab'                           => array(
+						'title'    => esc_html__('Question Groups', 'event_espresso'),
+						'filename' => 'registration_form_question_groups',
+					),
+					'registration_form_question_groups_table_column_headings_help_tab'     => array(
+						'title'    => esc_html__('Question Groups Table Column Headings', 'event_espresso'),
+						'filename' => 'registration_form_question_groups_table_column_headings',
+					),
+					'registration_form_question_groups_views_bulk_actions_search_help_tab' => array(
+						'title'    => esc_html__('Question Groups Views & Bulk Actions & Search', 'event_espresso'),
+						'filename' => 'registration_form_question_groups_views_bulk_actions_search',
+					),
+				),
+				'metaboxes'     => $this->_default_espresso_metaboxes,
+				'require_nonce' => false,
+			),
+
+			'add_question' => array(
+				'nav'           => array(
+					'label'      => esc_html__('Add Question', 'event_espresso'),
+					'order'      => 5,
+					'persistent' => false,
+				),
+				'metaboxes'     => array_merge($this->_default_espresso_metaboxes, array('_publish_post_box')),
+				'help_tabs'     => array(
+					'registration_form_add_question_help_tab' => array(
+						'title'    => esc_html__('Add Question', 'event_espresso'),
+						'filename' => 'registration_form_add_question',
+					),
+				),
+				'require_nonce' => false,
+			),
+
+			'add_question_group' => array(
+				'nav'           => array(
+					'label'      => esc_html__('Add Question Group', 'event_espresso'),
+					'order'      => 5,
+					'persistent' => false,
+				),
+				'metaboxes'     => array_merge($this->_default_espresso_metaboxes, array('_publish_post_box')),
+				'help_tabs'     => array(
+					'registration_form_add_question_group_help_tab' => array(
+						'title'    => esc_html__('Add Question Group', 'event_espresso'),
+						'filename' => 'registration_form_add_question_group',
+					),
+				),
+				'require_nonce' => false,
+			),
+
+			'edit_question_group' => array(
+				'nav'           => array(
+					'label'      => esc_html__('Edit Question Group', 'event_espresso'),
+					'order'      => 5,
+					'persistent' => false,
+					'url'        => isset($this->_req_data['question_group_id']) ? add_query_arg(
+						array('question_group_id' => $this->_req_data['question_group_id']),
+						$this->_current_page_view_url
+					) : $this->_admin_base_url,
+				),
+				'metaboxes'     => array_merge($this->_default_espresso_metaboxes, array('_publish_post_box')),
+				'help_tabs'     => array(
+					'registration_form_edit_question_group_help_tab' => array(
+						'title'    => esc_html__('Edit Question Group', 'event_espresso'),
+						'filename' => 'registration_form_edit_question_group',
+					),
+				),
+				'require_nonce' => false,
+			),
+
+			'view_reg_form_settings' => array(
+				'nav'           => array(
+					'label' => esc_html__('Reg Form Settings', 'event_espresso'),
+					'order' => 40,
+				),
+				'labels'        => array(
+					'publishbox' => esc_html__('Update Settings', 'event_espresso'),
+				),
+				'metaboxes'     => array_merge($this->_default_espresso_metaboxes, array('_publish_post_box')),
+				'help_tabs'     => array(
+					'registration_form_reg_form_settings_help_tab' => array(
+						'title'    => esc_html__('Registration Form Settings', 'event_espresso'),
+						'filename' => 'registration_form_reg_form_settings',
+					),
+				),
+				'require_nonce' => false,
+			),
+
+		);
+		$this->_page_config = array_merge($this->_page_config, $new_page_config);
+
+		// change the list table we're going to use so it's the NEW list table!
+		$this->_page_config['default']['list_table'] = 'Extend_Registration_Form_Questions_Admin_List_Table';
+
+
+		// additional labels
+		$new_labels = array(
+			'add_question'          => esc_html__('Add New Question', 'event_espresso'),
+			'delete_question'       => esc_html__('Delete Question', 'event_espresso'),
+			'add_question_group'    => esc_html__('Add New Question Group', 'event_espresso'),
+			'edit_question_group'   => esc_html__('Edit Question Group', 'event_espresso'),
+			'delete_question_group' => esc_html__('Delete Question Group', 'event_espresso'),
+		);
+		$this->_labels['buttons'] = array_merge($this->_labels['buttons'], $new_labels);
+	}
+
+
+	/**
+	 * @return void
+	 */
+	protected function _ajax_hooks()
+	{
+		add_action('wp_ajax_espresso_update_question_group_order', array($this, 'update_question_group_order'));
+	}
+
+
+	/**
+	 * @return void
+	 */
+	public function load_scripts_styles_question_groups()
+	{
+		wp_enqueue_script('espresso_ajax_table_sorting');
+	}
+
+
+	/**
+	 * @return void
+	 */
+	public function load_scripts_styles_add_question_group()
+	{
+		$this->load_scripts_styles_forms();
+		$this->load_sortable_question_script();
+	}
+
+
+	/**
+	 * @return void
+	 */
+	public function load_scripts_styles_edit_question_group()
+	{
+		$this->load_scripts_styles_forms();
+		$this->load_sortable_question_script();
+	}
+
+
+	/**
+	 * registers and enqueues script for questions
+	 *
+	 * @return void
+	 */
+	public function load_sortable_question_script()
+	{
+		wp_register_script(
+			'ee-question-sortable',
+			REGISTRATION_FORM_CAF_ASSETS_URL . 'ee_question_order.js',
+			array('jquery-ui-sortable'),
+			EVENT_ESPRESSO_VERSION,
+			true
+		);
+		wp_enqueue_script('ee-question-sortable');
+	}
+
+
+	/**
+	 * @return void
+	 */
+	protected function _set_list_table_views_default()
+	{
+		$this->_views = array(
+			'all' => array(
+				'slug'        => 'all',
+				'label'       => esc_html__('View All Questions', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => array(
+					'trash_questions' => esc_html__('Trash', 'event_espresso'),
+				),
+			),
+		);
+
+		if (
+			EE_Registry::instance()->CAP->current_user_can(
+				'ee_delete_questions',
+				'espresso_registration_form_trash_questions'
+			)
+		) {
+			$this->_views['trash'] = array(
+				'slug'        => 'trash',
+				'label'       => esc_html__('Trash', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => array(
+					'delete_questions'  => esc_html__('Delete Permanently', 'event_espresso'),
+					'restore_questions' => esc_html__('Restore', 'event_espresso'),
+				),
+			);
+		}
+	}
+
+
+	/**
+	 * @return void
+	 */
+	protected function _set_list_table_views_question_groups()
+	{
+		$this->_views = array(
+			'all' => array(
+				'slug'        => 'all',
+				'label'       => esc_html__('All', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => array(
+					'trash_question_groups' => esc_html__('Trash', 'event_espresso'),
+				),
+			),
+		);
+
+		if (
+			EE_Registry::instance()->CAP->current_user_can(
+				'ee_delete_question_groups',
+				'espresso_registration_form_trash_question_groups'
+			)
+		) {
+			$this->_views['trash'] = array(
+				'slug'        => 'trash',
+				'label'       => esc_html__('Trash', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => array(
+					'delete_question_groups'  => esc_html__('Delete Permanently', 'event_espresso'),
+					'restore_question_groups' => esc_html__('Restore', 'event_espresso'),
+				),
+			);
+		}
+	}
+
+
+	/**
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _questions_overview_list_table()
+	{
+		$this->_admin_page_title .= ' ' . $this->get_action_link_or_button(
+			'add_question',
+			'add_question',
+			array(),
+			'add-new-h2'
+		);
+		parent::_questions_overview_list_table();
+	}
+
+
+	/**
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _question_groups_overview_list_table()
+	{
+		$this->_search_btn_label = esc_html__('Question Groups', 'event_espresso');
+		$this->_admin_page_title .= ' ' . $this->get_action_link_or_button(
+			'add_question_group',
+			'add_question_group',
+			array(),
+			'add-new-h2'
+		);
+		$this->display_admin_list_table_page_with_sidebar();
+	}
+
+
+	/**
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _delete_question()
+	{
+		$success = $this->_delete_items($this->_question_model);
+		$this->_redirect_after_action(
+			$success,
+			$this->_question_model->item_name($success),
+			'deleted',
+			array('action' => 'default', 'status' => 'all')
+		);
+	}
+
+
+	/**
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _delete_questions()
+	{
+		$success = $this->_delete_items($this->_question_model);
+		$this->_redirect_after_action(
+			$success,
+			$this->_question_model->item_name($success),
+			'deleted permanently',
+			array('action' => 'default', 'status' => 'trash')
+		);
+	}
+
+
+	/**
+	 * Performs the deletion of a single or multiple questions or question groups.
+	 *
+	 * @param EEM_Soft_Delete_Base $model
+	 * @return int number of items deleted permanently
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private function _delete_items(EEM_Soft_Delete_Base $model)
+	{
+		$success = 0;
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		if (! empty($this->_req_data['checkbox']) && is_array($this->_req_data['checkbox'])) {
+			// if array has more than one element than success message should be plural
+			$success = count($this->_req_data['checkbox']) > 1 ? 2 : 1;
+			// cycle thru bulk action checkboxes
+			while (list($ID, $value) = each($this->_req_data['checkbox'])) {
+				if (! $this->_delete_item($ID, $model)) {
+					$success = 0;
+				}
+			}
+		} elseif (! empty($this->_req_data['QSG_ID'])) {
+			$success = $this->_delete_item($this->_req_data['QSG_ID'], $model);
+		} elseif (! empty($this->_req_data['QST_ID'])) {
+			$success = $this->_delete_item($this->_req_data['QST_ID'], $model);
+		} else {
+			EE_Error::add_error(
+				sprintf(
+					esc_html__(
+						"No Questions or Question Groups were selected for deleting. This error usually shows when you've attempted to delete via bulk action but there were no selections.",
+						"event_espresso"
+					)
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		}
+		return $success;
+	}
+
+
+	/**
+	 * Deletes the specified question (and its associated question options) or question group
+	 *
+	 * @param int                  $id
+	 * @param EEM_Soft_Delete_Base $model
+	 * @return boolean
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _delete_item($id, $model)
+	{
+		if ($model instanceof EEM_Question) {
+			EEM_Question_Option::instance()->delete_permanently(array(array('QST_ID' => absint($id))));
+		}
+		return $model->delete_permanently_by_ID(absint($id));
+	}
+
+
+	/******************************    QUESTION GROUPS    ******************************/
+
+
+	/**
+	 * @param string $type
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _edit_question_group($type = 'add')
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		$ID = isset($this->_req_data['QSG_ID']) && ! empty($this->_req_data['QSG_ID'])
+			? absint($this->_req_data['QSG_ID'])
+			: false;
+
+		switch ($this->_req_action) {
+			case 'add_question_group':
+				$this->_admin_page_title = esc_html__('Add Question Group', 'event_espresso');
+				break;
+			case 'edit_question_group':
+				$this->_admin_page_title = esc_html__('Edit Question Group', 'event_espresso');
+				break;
+			default:
+				$this->_admin_page_title = ucwords(str_replace('_', ' ', $this->_req_action));
+		}
+		// add ID to title if editing
+		$this->_admin_page_title = $ID ? $this->_admin_page_title . ' # ' . $ID : $this->_admin_page_title;
+		if ($ID) {
+			/** @var EE_Question_Group $questionGroup */
+			$questionGroup = $this->_question_group_model->get_one_by_ID($ID);
+			$additional_hidden_fields = array('QSG_ID' => array('type' => 'hidden', 'value' => $ID));
+			$this->_set_add_edit_form_tags('update_question_group', $additional_hidden_fields);
+		} else {
+			/** @var EE_Question_Group $questionGroup */
+			$questionGroup = EEM_Question_Group::instance()->create_default_object();
+			$questionGroup->set_order_to_latest();
+			$this->_set_add_edit_form_tags('insert_question_group');
+		}
+		$this->_template_args['values'] = $this->_yes_no_values;
+		$this->_template_args['all_questions'] = $questionGroup->questions_in_and_not_in_group();
+		$this->_template_args['QSG_ID'] = $ID ? $ID : true;
+		$this->_template_args['question_group'] = $questionGroup;
+
+		$redirect_URL = add_query_arg(array('action' => 'question_groups'), $this->_admin_base_url);
+		$this->_set_publish_post_box_vars('id', $ID, false, $redirect_URL);
+		$this->_template_args['admin_page_content'] = EEH_Template::display_template(
+			REGISTRATION_FORM_CAF_TEMPLATE_PATH . 'question_groups_main_meta_box.template.php',
+			$this->_template_args,
+			true
+		);
+
+		// the details template wrapper
+		$this->display_admin_page_with_sidebar();
+	}
+
+
+	/**
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _delete_question_groups()
+	{
+		$success = $this->_delete_items($this->_question_group_model);
+		$this->_redirect_after_action(
+			$success,
+			$this->_question_group_model->item_name($success),
+			'deleted permanently',
+			array('action' => 'question_groups', 'status' => 'trash')
+		);
+	}
+
+
+	/**
+	 * @param bool $new_question_group
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _insert_or_update_question_group($new_question_group = true)
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		$set_column_values = $this->_set_column_values_for($this->_question_group_model);
+
+		// make sure identifier is unique
+		$identifier_value = isset($set_column_values['QSG_identifier']) ? $set_column_values['QSG_identifier'] : '';
+		$where_values = ['QSG_identifier' => $set_column_values['QSG_identifier']];
+		if (! $new_question_group && isset($set_column_values['QSG_ID'])) {
+			$where_values['QSG_ID'] = ['!=', $set_column_values['QSG_ID']];
+		}
+		$identifier_exists = ! empty($identifier_value)
+			? $this->_question_group_model->count([$where_values]) > 0
+			: false;
+		if ($identifier_exists) {
+			$set_column_values['QSG_identifier'] .= uniqid('id', true);
+		}
+
+		if ($new_question_group) {
+			$QSG_ID = $this->_question_group_model->insert($set_column_values);
+			$success = $QSG_ID ? 1 : 0;
+			if ($success === 0) {
+				EE_Error::add_error(
+					esc_html__('Something went wrong saving the question group.', 'event_espresso'),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+				$this->_redirect_after_action(
+					false,
+					'',
+					'',
+					array('action' => 'edit_question_group', 'QSG_ID' => $QSG_ID),
+					true
+				);
+			}
+		} else {
+			$QSG_ID = absint($this->_req_data['QSG_ID']);
+			unset($set_column_values['QSG_ID']);
+			$success = $this->_question_group_model->update($set_column_values, array(array('QSG_ID' => $QSG_ID)));
+		}
+
+		$phone_question_id = EEM_Question::instance()->get_Question_ID_from_system_string(
+			EEM_Attendee::system_question_phone
+		);
+		// update the existing related questions
+		// BUT FIRST...  delete the phone question from the Question_Group_Question
+		// if it is being added to this question group (therefore removed from the existing group)
+		if (isset($this->_req_data['questions'], $this->_req_data['questions'][ $phone_question_id ])) {
+			// delete where QST ID = system phone question ID and Question Group ID is NOT this group
+			EEM_Question_Group_Question::instance()->delete(
+				array(
+					array(
+						'QST_ID' => $phone_question_id,
+						'QSG_ID' => array('!=', $QSG_ID),
+					),
+				)
+			);
+		}
+		/** @type EE_Question_Group $question_group */
+		$question_group = $this->_question_group_model->get_one_by_ID($QSG_ID);
+		$questions = $question_group->questions();
+		// make sure system phone question is added to list of questions for this group
+		if (! isset($questions[ $phone_question_id ])) {
+			$questions[ $phone_question_id ] = EEM_Question::instance()->get_one_by_ID($phone_question_id);
+		}
+
+		foreach ($questions as $question_ID => $question) {
+			// first we always check for order.
+			if (! empty($this->_req_data['question_orders'][ $question_ID ])) {
+				// update question order
+				$question_group->update_question_order(
+					$question_ID,
+					$this->_req_data['question_orders'][ $question_ID ]
+				);
+			}
+
+			// then we always check if adding or removing.
+			if (isset($this->_req_data['questions'], $this->_req_data['questions'][ $question_ID ])) {
+				$question_group->add_question($question_ID);
+			} else {
+				// not found, remove it (but only if not a system question for the personal group
+				// with the exception of lname system question - we allow removal of it)
+				if (
+					in_array(
+						$question->system_ID(),
+						EEM_Question::instance()->required_system_questions_in_system_question_group(
+							$question_group->system_group()
+						)
+					)
+				) {
+					continue;
+				} else {
+					$question_group->remove_question($question_ID);
+				}
+			}
+		}
+		// save new related questions
+		if (isset($this->_req_data['questions'])) {
+			foreach ($this->_req_data['questions'] as $QST_ID) {
+				$question_group->add_question($QST_ID);
+				if (isset($this->_req_data['question_orders'][ $QST_ID ])) {
+					$question_group->update_question_order($QST_ID, $this->_req_data['question_orders'][ $QST_ID ]);
+				}
+			}
+		}
+
+		if ($success !== false) {
+			$msg = $new_question_group
+				? sprintf(
+					esc_html__('The %s has been created', 'event_espresso'),
+					$this->_question_group_model->item_name()
+				)
+				: sprintf(
+					esc_html__(
+						'The %s has been updated',
+						'event_espresso'
+					),
+					$this->_question_group_model->item_name()
+				);
+			EE_Error::add_success($msg);
+		}
+		$this->_redirect_after_action(
+			false,
+			'',
+			'',
+			array('action' => 'edit_question_group', 'QSG_ID' => $QSG_ID),
+			true
+		);
+	}
+
+
+	/**
+	 * duplicates a question and all its question options and redirects to the new question.
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function _duplicate_question()
+	{
+		$question_ID = (int) $this->_req_data['QST_ID'];
+		$question = EEM_Question::instance()->get_one_by_ID($question_ID);
+		if ($question instanceof EE_Question) {
+			$new_question = $question->duplicate();
+			if ($new_question instanceof EE_Question) {
+				$this->_redirect_after_action(
+					true,
+					esc_html__('Question', 'event_espresso'),
+					esc_html__('Duplicated', 'event_espresso'),
+					array('action' => 'edit_question', 'QST_ID' => $new_question->ID()),
+					true
+				);
+			} else {
+				global $wpdb;
+				EE_Error::add_error(
+					sprintf(
+						esc_html__(
+							'Could not duplicate question with ID %1$d because: %2$s',
+							'event_espresso'
+						),
+						$question_ID,
+						$wpdb->last_error
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+				$this->_redirect_after_action(false, '', '', array('action' => 'default'), false);
+			}
+		} else {
+			EE_Error::add_error(
+				sprintf(
+					esc_html__(
+						'Could not duplicate question with ID %d because it didn\'t exist!',
+						'event_espresso'
+					),
+					$question_ID
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			$this->_redirect_after_action(false, '', '', array('action' => 'default'), false);
+		}
+	}
+
+
+	/**
+	 * @param bool $trash
+	 * @throws EE_Error
+	 */
+	protected function _trash_or_restore_question_groups($trash = true)
+	{
+		$this->_trash_or_restore_items($this->_question_group_model, $trash);
+	}
+
+
+	/**
+	 *_trash_question
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 */
+	protected function _trash_question()
+	{
+		$success = $this->_question_model->delete_by_ID((int) $this->_req_data['QST_ID']);
+		$query_args = array('action' => 'default', 'status' => 'all');
+		$this->_redirect_after_action($success, $this->_question_model->item_name($success), 'trashed', $query_args);
+	}
+
+
+	/**
+	 * @param bool $trash
+	 * @throws EE_Error
+	 */
+	protected function _trash_or_restore_questions($trash = true)
+	{
+		$this->_trash_or_restore_items($this->_question_model, $trash);
+	}
+
+
+	/**
+	 * Internally used to delete or restore items, using the request data. Meant to be
+	 * flexible between question or question groups
+	 *
+	 * @param EEM_Soft_Delete_Base $model
+	 * @param boolean              $trash whether to trash or restore
+	 * @throws EE_Error
+	 */
+	private function _trash_or_restore_items(EEM_Soft_Delete_Base $model, $trash = true)
+	{
+
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+
+		$success = 1;
+		// Checkboxes
+		// echo "trash $trash";
+		// var_dump($this->_req_data['checkbox']);die;
+		if (isset($this->_req_data['checkbox'])) {
+			if (! empty($this->_req_data['checkbox']) && is_array($this->_req_data['checkbox'])) {
+				// if array has more than one element than success message should be plural
+				$success = count($this->_req_data['checkbox']) > 1 ? 2 : 1;
+				// cycle thru bulk action checkboxes
+				while (list($ID, $value) = each($this->_req_data['checkbox'])) {
+					if (! $model->delete_or_restore_by_ID($trash, absint($ID))) {
+						$success = 0;
+					}
+				}
+			} else {
+				// grab single id and delete
+				$ID = absint($this->_req_data['checkbox']);
+				if (! $model->delete_or_restore_by_ID($trash, $ID)) {
+					$success = 0;
+				}
+			}
+		} else {
+			// delete via trash link
+			// grab single id and delete
+			$ID = absint($this->_req_data[ $model->primary_key_name() ]);
+			if (! $model->delete_or_restore_by_ID($trash, $ID)) {
+				$success = 0;
+			}
+		}
+
+
+		$action = $model instanceof EEM_Question ? 'default' : 'question_groups';// strtolower( $model->item_name(2) );
+		// echo "action :$action";
+		// $action = 'questions' ? 'default' : $action;
+		if ($trash) {
+			$action_desc = 'trashed';
+			$status = 'trash';
+		} else {
+			$action_desc = 'restored';
+			$status = 'all';
+		}
+		$this->_redirect_after_action(
+			$success,
+			$model->item_name($success),
+			$action_desc,
+			array('action' => $action, 'status' => $status)
+		);
+	}
+
+
+	/**
+	 * @param            $per_page
+	 * @param int        $current_page
+	 * @param bool|false $count
+	 * @return EE_Soft_Delete_Base_Class[]|int
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function get_trashed_questions($per_page, $current_page = 1, $count = false)
+	{
+		$query_params = $this->get_query_params(EEM_Question::instance(), $per_page, $current_page);
+
+		if ($count) {
+			// note: this a subclass of EEM_Soft_Delete_Base, so this is actually only getting non-trashed items
+			$where = isset($query_params[0]) ? array($query_params[0]) : array();
+			$results = $this->_question_model->count_deleted($where);
+		} else {
+			// note: this a subclass of EEM_Soft_Delete_Base, so this is actually only getting non-trashed items
+			$results = $this->_question_model->get_all_deleted($query_params);
+		}
+		return $results;
+	}
+
+
+	/**
+	 * @param            $per_page
+	 * @param int        $current_page
+	 * @param bool|false $count
+	 * @return EE_Soft_Delete_Base_Class[]|int
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function get_question_groups($per_page, $current_page = 1, $count = false)
+	{
+		$questionGroupModel = EEM_Question_Group::instance();
+		$query_params = $this->get_query_params($questionGroupModel, $per_page, $current_page);
+		if ($count) {
+			$where = isset($query_params[0]) ? array($query_params[0]) : array();
+			$results = $questionGroupModel->count($where);
+		} else {
+			$results = $questionGroupModel->get_all($query_params);
+		}
+		return $results;
+	}
+
+
+	/**
+	 * @param      $per_page
+	 * @param int  $current_page
+	 * @param bool $count
+	 * @return EE_Soft_Delete_Base_Class[]|int
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function get_trashed_question_groups($per_page, $current_page = 1, $count = false)
+	{
+		$questionGroupModel = EEM_Question_Group::instance();
+		$query_params = $this->get_query_params($questionGroupModel, $per_page, $current_page);
+		if ($count) {
+			$where = isset($query_params[0]) ? array($query_params[0]) : array();
+			$query_params['limit'] = null;
+			$results = $questionGroupModel->count_deleted($where);
+		} else {
+			$results = $questionGroupModel->get_all_deleted($query_params);
+		}
+		return $results;
+	}
+
+
+	/**
+	 * method for performing updates to question order
+	 *
+	 * @return void results array
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function update_question_group_order()
+	{
+
+		$success = esc_html__('Question group order was updated successfully.', 'event_espresso');
+
+		// grab our row IDs
+		$row_ids = isset($this->_req_data['row_ids']) && ! empty($this->_req_data['row_ids'])
+			? explode(',', rtrim($this->_req_data['row_ids'], ','))
+			: array();
+
+		$perpage = ! empty($this->_req_data['perpage'])
+			? (int) $this->_req_data['perpage']
+			: null;
+		$curpage = ! empty($this->_req_data['curpage'])
+			? (int) $this->_req_data['curpage']
+			: null;
+
+		if (! empty($row_ids)) {
+			// figure out where we start the row_id count at for the current page.
+			$qsgcount = empty($curpage) ? 0 : ($curpage - 1) * $perpage;
+
+			$row_count = count($row_ids);
+			for ($i = 0; $i < $row_count; $i++) {
+				// Update the questions when re-ordering
+				$updated = EEM_Question_Group::instance()->update(
+					array('QSG_order' => $qsgcount),
+					array(array('QSG_ID' => $row_ids[ $i ]))
+				);
+				if ($updated === false) {
+					$success = false;
+				}
+				$qsgcount++;
+			}
+		} else {
+			$success = false;
+		}
+
+		$errors = ! $success
+			? esc_html__('An error occurred. The question group order was not updated.', 'event_espresso')
+			: false;
+
+		echo wp_json_encode(array('return_data' => false, 'success' => $success, 'errors' => $errors));
+		die();
+	}
+
+
+
+	/***************************************       REGISTRATION SETTINGS       ***************************************/
+
+
+	/**
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _reg_form_settings()
+	{
+		$this->_template_args['values'] = $this->_yes_no_values;
+		add_action(
+			'AHEE__Extend_Registration_Form_Admin_Page___reg_form_settings_template',
+			array($this, 'email_validation_settings_form'),
+			2
+		);
+		add_action(
+			'AHEE__Extend_Registration_Form_Admin_Page___reg_form_settings_template',
+			array($this, 'copy_attendee_info_settings_form'),
+			4
+		);
+		$this->_template_args = (array) apply_filters(
+			'FHEE__Extend_Registration_Form_Admin_Page___reg_form_settings___template_args',
+			$this->_template_args
+		);
+		$this->_set_add_edit_form_tags('update_reg_form_settings');
+		$this->_set_publish_post_box_vars(null, false, false, null, false);
+		$this->_template_args['admin_page_content'] = EEH_Template::display_template(
+			REGISTRATION_FORM_CAF_TEMPLATE_PATH . 'reg_form_settings.template.php',
+			$this->_template_args,
+			true
+		);
+		$this->display_admin_page_with_sidebar();
+	}
+
+
+	/**
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _update_reg_form_settings()
+	{
+		EE_Registry::instance()->CFG->registration = $this->update_email_validation_settings_form(
+			EE_Registry::instance()->CFG->registration
+		);
+		EE_Registry::instance()->CFG->registration = $this->update_copy_attendee_info_settings_form(
+			EE_Registry::instance()->CFG->registration
+		);
+		EE_Registry::instance()->CFG->registration = apply_filters(
+			'FHEE__Extend_Registration_Form_Admin_Page___update_reg_form_settings__CFG_registration',
+			EE_Registry::instance()->CFG->registration
+		);
+		$success = $this->_update_espresso_configuration(
+			esc_html__('Registration Form Options', 'event_espresso'),
+			EE_Registry::instance()->CFG,
+			__FILE__,
+			__FUNCTION__,
+			__LINE__
+		);
+		$this->_redirect_after_action(
+			$success,
+			esc_html__('Registration Form Options', 'event_espresso'),
+			'updated',
+			array('action' => 'view_reg_form_settings')
+		);
+	}
+
+
+	/**
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function copy_attendee_info_settings_form()
+	{
+		echo wp_kses($this->_copy_attendee_info_settings_form()->get_html(), AllowedTags::getWithFormTags());
+	}
+
+	/**
+	 * _copy_attendee_info_settings_form
+	 *
+	 * @access protected
+	 * @return EE_Form_Section_Proper
+	 * @throws \EE_Error
+	 */
+	protected function _copy_attendee_info_settings_form()
+	{
+		return new EE_Form_Section_Proper(
+			array(
+				'name'            => 'copy_attendee_info_settings',
+				'html_id'         => 'copy_attendee_info_settings',
+				'layout_strategy' => new EE_Admin_Two_Column_Layout(),
+				'subsections'     => apply_filters(
+					'FHEE__Extend_Registration_Form_Admin_Page___copy_attendee_info_settings_form__form_subsections',
+					array(
+						'copy_attendee_info_hdr'   => new EE_Form_Section_HTML(
+							EEH_HTML::h2(esc_html__('Copy Attendee Info Settings', 'event_espresso'))
+						),
+						'copy_attendee_info' => new EE_Yes_No_Input(
+							array(
+								'html_label_text' => esc_html__(
+									'Allow copy #1 attendee info to extra attendees?',
+									'event_espresso'
+								),
+								'html_help_text'  => esc_html__(
+									'Set to yes if you want to enable the copy of #1 attendee info to extra attendees at Registration Form.',
+									'event_espresso'
+								),
+								'default'         => EE_Registry::instance()->CFG->registration->copyAttendeeInfo(),
+								'required'        => false,
+								'display_html_label_text' => false,
+							)
+						),
+					)
+				),
+			)
+		);
+	}
+
+	/**
+	 * @param EE_Registration_Config $EE_Registration_Config
+	 * @return EE_Registration_Config
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function update_copy_attendee_info_settings_form(EE_Registration_Config $EE_Registration_Config)
+	{
+		$prev_copy_attendee_info = $EE_Registration_Config->copyAttendeeInfo();
+		try {
+			$copy_attendee_info_settings_form = $this->_copy_attendee_info_settings_form();
+			// if not displaying a form, then check for form submission
+			if ($copy_attendee_info_settings_form->was_submitted()) {
+				// capture form data
+				$copy_attendee_info_settings_form->receive_form_submission();
+				// validate form data
+				if ($copy_attendee_info_settings_form->is_valid()) {
+					// grab validated data from form
+					$valid_data = $copy_attendee_info_settings_form->valid_data();
+					if (isset($valid_data['copy_attendee_info'])) {
+						$EE_Registration_Config->setCopyAttendeeInfo($valid_data['copy_attendee_info']);
+					} else {
+						EE_Error::add_error(
+							esc_html__(
+								'Invalid or missing Copy Attendee Info settings. Please refresh the form and try again.',
+								'event_espresso'
+							),
+							__FILE__,
+							__FUNCTION__,
+							__LINE__
+						);
+					}
+				} else {
+					if ($copy_attendee_info_settings_form->submission_error_message() !== '') {
+						EE_Error::add_error(
+							$copy_attendee_info_settings_form->submission_error_message(),
+							__FILE__,
+							__FUNCTION__,
+							__LINE__
+						);
+					}
+				}
+			}
+		} catch (EE_Error $e) {
+			$e->get_error();
+		}
+		return $EE_Registration_Config;
+	}
+
+
+	/**
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function email_validation_settings_form()
+	{
+		echo wp_kses($this->_email_validation_settings_form()->get_html(), AllowedTags::getWithFormTags());
+	}
+
+
+	/**
+	 * _email_validation_settings_form
+	 *
+	 * @access protected
+	 * @return EE_Form_Section_Proper
+	 * @throws \EE_Error
+	 */
+	protected function _email_validation_settings_form()
+	{
+		return new EE_Form_Section_Proper(
+			array(
+				'name'            => 'email_validation_settings',
+				'html_id'         => 'email_validation_settings',
+				'layout_strategy' => new EE_Admin_Two_Column_Layout(),
+				'subsections'     => apply_filters(
+					'FHEE__Extend_Registration_Form_Admin_Page___email_validation_settings_form__form_subsections',
+					array(
+						'email_validation_hdr'   => new EE_Form_Section_HTML(
+							EEH_HTML::h2(esc_html__('Email Validation Settings', 'event_espresso'))
+						),
+						'email_validation_level' => new EE_Select_Input(
+							array(
+								'basic'      => esc_html__('Basic', 'event_espresso'),
+								'wp_default' => esc_html__('WordPress Default', 'event_espresso'),
+								'i18n'       => esc_html__('International', 'event_espresso'),
+								'i18n_dns'   => esc_html__('International + DNS Check', 'event_espresso'),
+							),
+							array(
+								'html_label_text' => esc_html__('Email Validation Level', 'event_espresso')
+													 . EEH_Template::get_help_tab_link('email_validation_info'),
+								'html_help_text'  => esc_html__(
+									'These levels range from basic validation ( ie: text@text.text ) to more advanced checks against international email addresses (ie: üñîçøðé@example.com ) with additional MX and A record checks to confirm the domain actually exists. More information on on each level can be found within the help section.',
+									'event_espresso'
+								),
+								'default'         => isset(
+									EE_Registry::instance()->CFG->registration->email_validation_level
+								)
+									? EE_Registry::instance()->CFG->registration->email_validation_level
+									: 'wp_default',
+								'required'        => false,
+							)
+						),
+					)
+				),
+			)
+		);
+	}
+
+
+	/**
+	 * @param EE_Registration_Config $EE_Registration_Config
+	 * @return EE_Registration_Config
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function update_email_validation_settings_form(EE_Registration_Config $EE_Registration_Config)
+	{
+		$prev_email_validation_level = $EE_Registration_Config->email_validation_level;
+		try {
+			$email_validation_settings_form = $this->_email_validation_settings_form();
+			// if not displaying a form, then check for form submission
+			if ($email_validation_settings_form->was_submitted()) {
+				// capture form data
+				$email_validation_settings_form->receive_form_submission();
+				// validate form data
+				if ($email_validation_settings_form->is_valid()) {
+					// grab validated data from form
+					$valid_data = $email_validation_settings_form->valid_data();
+					if (isset($valid_data['email_validation_level'])) {
+						$email_validation_level = $valid_data['email_validation_level'];
+						// now if they want to use international email addresses
+						if ($email_validation_level === 'i18n' || $email_validation_level === 'i18n_dns') {
+							// in case we need to reset their email validation level,
+							// make sure that the previous value wasn't already set to one of the i18n options.
+							if ($prev_email_validation_level === 'i18n' || $prev_email_validation_level === 'i18n_dns') {
+								// if so, then reset it back to "basic" since that is the only other option that,
+								// despite offering poor validation, supports i18n email addresses
+								$prev_email_validation_level = 'basic';
+							}
+							// confirm our i18n email validation will work on the server
+							if (! $this->_verify_pcre_support($EE_Registration_Config, $email_validation_level)) {
+								// or reset email validation level to previous value
+								$email_validation_level = $prev_email_validation_level;
+							}
+						}
+						$EE_Registration_Config->email_validation_level = $email_validation_level;
+					} else {
+						EE_Error::add_error(
+							esc_html__(
+								'Invalid or missing Email Validation settings. Please refresh the form and try again.',
+								'event_espresso'
+							),
+							__FILE__,
+							__FUNCTION__,
+							__LINE__
+						);
+					}
+				} else {
+					if ($email_validation_settings_form->submission_error_message() !== '') {
+						EE_Error::add_error(
+							$email_validation_settings_form->submission_error_message(),
+							__FILE__,
+							__FUNCTION__,
+							__LINE__
+						);
+					}
+				}
+			}
+		} catch (EE_Error $e) {
+			$e->get_error();
+		}
+		return $EE_Registration_Config;
+	}
+
+
+	/**
+	 * confirms that the server's PHP version has the PCRE module enabled,
+	 * and that the PCRE version works with our i18n email validation
+	 *
+	 * @param EE_Registration_Config $EE_Registration_Config
+	 * @param string                 $email_validation_level
+	 * @return bool
+	 */
+	private function _verify_pcre_support(EE_Registration_Config $EE_Registration_Config, $email_validation_level)
+	{
+		// first check that PCRE is enabled
+		if (! defined('PREG_BAD_UTF8_ERROR')) {
+			EE_Error::add_error(
+				sprintf(
+					esc_html__(
+						'We\'re sorry, but it appears that your server\'s version of PHP was not compiled with PCRE unicode support.%1$sPlease contact your hosting company and ask them whether the PCRE compiled with your version of PHP on your server can be been built with the "--enable-unicode-properties" and "--enable-utf8" configuration switches to enable more complex regex expressions.%1$sIf they are unable, or unwilling to do so, then your server will not support international email addresses using UTF-8 unicode characters. This means you will either have to lower your email validation level to "Basic" or "WordPress Default", or switch to a hosting company that has/can enable PCRE unicode support on the server.',
+						'event_espresso'
+					),
+					'<br />'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		} else {
+			// PCRE support is enabled, but let's still
+			// perform a test to see if the server will support it.
+			// but first, save the updated validation level to the config,
+			// so that the validation strategy picks it up.
+			// this will get bumped back down if it doesn't work
+			$EE_Registration_Config->email_validation_level = $email_validation_level;
+			try {
+				$email_validator = new EE_Email_Validation_Strategy();
+				$i18n_email_address = apply_filters(
+					'FHEE__Extend_Registration_Form_Admin_Page__update_email_validation_settings_form__i18n_email_address',
+					'jägerjürgen@deutschland.com'
+				);
+				$email_validator->validate($i18n_email_address);
+			} catch (Exception $e) {
+				EE_Error::add_error(
+					sprintf(
+						esc_html__(
+							'We\'re sorry, but it appears that your server\'s configuration will not support the "International" or "International + DNS Check" email validation levels.%1$sTo correct this issue, please consult with your hosting company regarding your server\'s PCRE settings.%1$sIt is recommended that your PHP version be configured to use PCRE 8.10 or newer.%1$sMore information regarding PCRE versions and installation can be found here: %2$s',
+							'event_espresso'
+						),
+						'<br />',
+						'<a href="http://php.net/manual/en/pcre.installation.php" target="_blank" rel="noopener noreferrer">http://php.net/manual/en/pcre.installation.php</a>'
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+				return false;
+			}
+		}
+		return true;
+	}
 }

core/admin/templates/about_admin_wrapper.template.php

Indentation +4 added lines, -4 removed lines

@@ -26,9 +26,9 @@
     <?php echo wp_kses($nav_tabs, AllowedTags::getWithFormTags()); ?>
 
     <?php
-    do_action('AHEE__admin_wrapper__template__before_about_admin_page_content');
-    echo wp_kses($about_admin_page_content, AllowedTags::getWithFormTags());
-    do_action('AHEE__admin_wrapper__template__after_about_admin_page_content');
-    ?>
+	do_action('AHEE__admin_wrapper__template__before_about_admin_page_content');
+	echo wp_kses($about_admin_page_content, AllowedTags::getWithFormTags());
+	do_action('AHEE__admin_wrapper__template__after_about_admin_page_content');
+	?>
 
 </div>

core/admin/templates/admin_wrapper.template.php

Indentation +6 added lines, -6 removed lines

@@ -21,11 +21,11 @@
     <?php echo wp_kses($nav_tabs, AllowedTags::getWithFormTags()); ?>
 
     <?php
-    do_action('AHEE__admin_wrapper__template__before_admin_page_content');
-    echo wp_kses($before_admin_page_content, AllowedTags::getWithFormTags());
-    echo wp_kses($admin_page_content, AllowedTags::getWithFormTags());
-    echo wp_kses($after_admin_page_content, AllowedTags::getWithFormTags());
-    do_action('AHEE__admin_wrapper__template__after_admin_page_content');
-    ?>
+	do_action('AHEE__admin_wrapper__template__before_admin_page_content');
+	echo wp_kses($before_admin_page_content, AllowedTags::getWithFormTags());
+	echo wp_kses($admin_page_content, AllowedTags::getWithFormTags());
+	echo wp_kses($after_admin_page_content, AllowedTags::getWithFormTags());
+	do_action('AHEE__admin_wrapper__template__after_admin_page_content');
+	?>
 
 </div>

core/admin/templates/admin_wrapper_ajax.template.php

Indentation +6 added lines, -6 removed lines

@@ -17,11 +17,11 @@
 
     <div class="ee-notices"><?php echo isset($ajax_notices) ? $ajax_notices  : '';// already escaped ?></div>
     <?php
-    do_action('AHEE__admin_wrapper__template__before_admin_page_content');
-    echo wp_kses($before_admin_page_content, AllowedTags::getWithFormTags());
-    echo wp_kses($admin_page_content, AllowedTags::getWithFormTags());
-    echo wp_kses($after_admin_page_content, AllowedTags::getWithFormTags());
-    do_action('AHEE__admin_wrapper__template__after_admin_page_content');
-    ?>
+	do_action('AHEE__admin_wrapper__template__before_admin_page_content');
+	echo wp_kses($before_admin_page_content, AllowedTags::getWithFormTags());
+	echo wp_kses($admin_page_content, AllowedTags::getWithFormTags());
+	echo wp_kses($after_admin_page_content, AllowedTags::getWithFormTags());
+	do_action('AHEE__admin_wrapper__template__after_admin_page_content');
+	?>
 </div>
 <!-- espresso-admin -->
\ No newline at end of file

Spacing +1 added lines, -1 removed lines

@@ -15,7 +15,7 @@
 <div class="wrap espresso-admin">
     <h1><?php esc_attr_e('Event Espresso', 'event_espresso'); ?>&nbsp;-&nbsp;<?php echo wp_kses($admin_page_title, AllowedTags::getWithFormTags()); ?></h1>
 
-    <div class="ee-notices"><?php echo isset($ajax_notices) ? $ajax_notices  : '';// already escaped ?></div>
+    <div class="ee-notices"><?php echo isset($ajax_notices) ? $ajax_notices : ''; // already escaped ?></div>
     <?php
     do_action('AHEE__admin_wrapper__template__before_admin_page_content');
     echo wp_kses($before_admin_page_content, AllowedTags::getWithFormTags());

core/services/Benchmark.php

Spacing +13 added lines, -13 removed lines

@@ -86,7 +86,7 @@ 
             return;
         }
         $timer_name = $timer_name !== '' ? $timer_name : get_called_class();
-        Benchmark::$start_times[ $timer_name ] = microtime(true);
+        Benchmark::$start_times[$timer_name] = microtime(true);
     }
 
 
@@ -101,13 +101,13 @@ 
             return;
         }
         $timer_name = $timer_name !== '' ? $timer_name : get_called_class();
-        if (isset(Benchmark::$start_times[ $timer_name ])) {
-            $start_time = Benchmark::$start_times[ $timer_name ];
-            unset(Benchmark::$start_times[ $timer_name ]);
+        if (isset(Benchmark::$start_times[$timer_name])) {
+            $start_time = Benchmark::$start_times[$timer_name];
+            unset(Benchmark::$start_times[$timer_name]);
         } else {
             $start_time = array_pop(Benchmark::$start_times);
         }
-        Benchmark::$times[ $timer_name ] = number_format(microtime(true) - $start_time, 8);
+        Benchmark::$times[$timer_name] = number_format(microtime(true) - $start_time, 8);
     }
 
 
@@ -125,7 +125,7 @@ 
             return;
         }
         $memory_used = Benchmark::convert(memory_get_usage(true));
-        Benchmark::$memory_usage[ $label ] = $memory_used;
+        Benchmark::$memory_usage[$label] = $memory_used;
         if ($output_now) {
             echo ($formatted
                 ? "<br>{$label} : {$memory_used}"
@@ -145,7 +145,7 @@ 
         Benchmark::resetOutput();
         add_action(
             'shutdown',
-            function () use ($formatted) {
+            function() use ($formatted) {
                 Benchmark::displayResults(true, $formatted);
             },
             999999
@@ -166,7 +166,7 @@ 
         Benchmark::resetOutput();
         add_action(
             'shutdown',
-            function () use ($filepath, $formatted, $append) {
+            function() use ($filepath, $formatted, $append) {
                 Benchmark::writeResultsToFile($filepath, $formatted, $append);
             },
             999999
@@ -183,7 +183,7 @@ 
         if (Benchmark::doNotRun()) {
             return '';
         }
-        if (! empty(Benchmark::$times)) {
+        if ( ! empty(Benchmark::$times)) {
             $total = 0;
             Benchmark::$output .= $formatted
                 ? '<span style="color:#999999; font-size:.8em;">( time in milliseconds )</span><br />'
@@ -208,7 +208,7 @@ 
                 Benchmark::$output .= '<span style="color:red">Like...HEEELLLP</span><br />';
             }
         }
-        if (! empty(Benchmark::$memory_usage)) {
+        if ( ! empty(Benchmark::$memory_usage)) {
             Benchmark::$output .= $formatted
                 ? '<h5>Memory</h5>'
                 : "\nMemory";
@@ -263,12 +263,12 @@ 
             ? $filepath
             : '';
         if (empty($filepath)) {
-            $filepath = EVENT_ESPRESSO_UPLOAD_DIR . 'logs/benchmarking-' . date('Y-m-d') . '.html';
+            $filepath = EVENT_ESPRESSO_UPLOAD_DIR.'logs/benchmarking-'.date('Y-m-d').'.html';
         }
         EEH_File::ensure_file_exists_and_is_writable($filepath);
         file_put_contents(
             $filepath,
-            "\n" . date('Y-m-d H:i:s') . Benchmark::generateResults($formatted),
+            "\n".date('Y-m-d H:i:s').Benchmark::generateResults($formatted),
             $append ? FILE_APPEND | LOCK_EX : LOCK_EX
         );
     }
@@ -286,7 +286,7 @@ 
         return round(
             $size / pow(1024, $i = floor(log($size, 1024))),
             2
-        ) . ' ' . $unit[ absint($i) ];
+        ).' '.$unit[absint($i)];
     }
 
 

Indentation +320 added lines, -320 removed lines

@@ -15,324 +15,324 @@
  */
 class Benchmark
 {
-    /**
-     * @var string $output
-     */
-    private static $output;
-
-    /**
-     * @var array $start_times array containing the start time for the timers
-     */
-    private static $start_times;
-
-    /**
-     * @var array $times array containing all the timer'd times, which can be outputted via show_times()
-     */
-    private static $times = array();
-
-    /**
-     * @var array $memory_usage
-     */
-    protected static $memory_usage = array();
-
-
-    /**
-     * @param string $output
-     * @param bool   $formatted
-     */
-    public static function addOutput($output, $formatted = true)
-    {
-        Benchmark::$output .= $formatted
-            ? "<br />{$output}"
-            : "\n{$output}";
-    }
-
-
-    /**
-     * @return void
-     */
-    public static function resetOutput()
-    {
-        Benchmark::$output = '';
-    }
-
-    /**
-     * whether to benchmark code or not
-     */
-    public static function doNotRun()
-    {
-        return ! WP_DEBUG || (defined('DOING_AJAX') && DOING_AJAX);
-    }
-
-
-    /**
-     * resetTimes
-     */
-    public static function resetTimes()
-    {
-        Benchmark::$times = array();
-    }
-
-
-    /**
-     * Add Benchmark::startTimer() before a block of code you want to measure the performance of
-     *
-     * @param null $timer_name
-     */
-    public static function startTimer($timer_name = null)
-    {
-        if (Benchmark::doNotRun()) {
-            return;
-        }
-        $timer_name = $timer_name !== '' ? $timer_name : get_called_class();
-        Benchmark::$start_times[ $timer_name ] = microtime(true);
-    }
-
-
-    /**
-     * Add Benchmark::stopTimer() after a block of code you want to measure the performance of
-     *
-     * @param string $timer_name
-     */
-    public static function stopTimer($timer_name = '')
-    {
-        if (Benchmark::doNotRun()) {
-            return;
-        }
-        $timer_name = $timer_name !== '' ? $timer_name : get_called_class();
-        if (isset(Benchmark::$start_times[ $timer_name ])) {
-            $start_time = Benchmark::$start_times[ $timer_name ];
-            unset(Benchmark::$start_times[ $timer_name ]);
-        } else {
-            $start_time = array_pop(Benchmark::$start_times);
-        }
-        Benchmark::$times[ $timer_name ] = number_format(microtime(true) - $start_time, 8);
-    }
-
-
-    /**
-     * Measure the memory usage by PHP so far.
-     *
-     * @param string  $label      The label to show for this time eg "Start of calling Some_Class::some_function"
-     * @param boolean $output_now whether to echo now, or wait until EEH_Debug_Tools::show_times() is called
-     * @param bool    $formatted
-     * @return void
-     */
-    public static function measureMemory($label = 'memory usage', $output_now = false, $formatted = true)
-    {
-        if (Benchmark::doNotRun()) {
-            return;
-        }
-        $memory_used = Benchmark::convert(memory_get_usage(true));
-        Benchmark::$memory_usage[ $label ] = $memory_used;
-        if ($output_now) {
-            echo ($formatted
-                ? "<br>{$label} : {$memory_used}"
-                : "\n {$label} : {$memory_used}");
-        }
-    }
-
-
-    /**
-     * will display the benchmarking results at shutdown
-     *
-     * @param bool $formatted
-     * @return void
-     */
-    public static function displayResultsAtShutdown($formatted = true)
-    {
-        Benchmark::resetOutput();
-        add_action(
-            'shutdown',
-            function () use ($formatted) {
-                Benchmark::displayResults(true, $formatted);
-            },
-            999999
-        );
-    }
-
-
-    /**
-     * will display the benchmarking results at shutdown
-     *
-     * @param string $filepath
-     * @param bool   $formatted
-     * @param bool   $append
-     * @return void
-     */
-    public static function writeResultsAtShutdown($filepath = '', $formatted = true, $append = true)
-    {
-        Benchmark::resetOutput();
-        add_action(
-            'shutdown',
-            function () use ($filepath, $formatted, $append) {
-                Benchmark::writeResultsToFile($filepath, $formatted, $append);
-            },
-            999999
-        );
-    }
-
-
-    /**
-     * @param bool $formatted
-     * @return string
-     */
-    private static function generateResults($formatted = true)
-    {
-        if (Benchmark::doNotRun()) {
-            return '';
-        }
-        if (! empty(Benchmark::$times)) {
-            $total = 0;
-            Benchmark::$output .= $formatted
-                ? '<span style="color:#999999; font-size:.8em;">( time in milliseconds )</span><br />'
-                : '';
-            foreach (Benchmark::$times as $timer_name => $total_time) {
-                Benchmark::$output .= Benchmark::formatTime($timer_name, $total_time, $formatted);
-                Benchmark::$output .= $formatted ? '<br />' : "\n";
-                $total += $total_time;
-            }
-            if ($formatted) {
-                Benchmark::$output .= '<br />';
-                Benchmark::$output .= '<h4>TOTAL TIME</h4>';
-                Benchmark::$output .= Benchmark::formatTime('', $total, $formatted);
-                Benchmark::$output .= '<span style="color:#999999; font-size:.8em;"> milliseconds</span><br />';
-                Benchmark::$output .= '<br />';
-                Benchmark::$output .= '<h5>Performance scale (from best to worse)</h5>';
-                Benchmark::$output .= '<span style="color:mediumpurple">Like wow! How about a Scooby snack?</span><br />';
-                Benchmark::$output .= '<span style="color:deepskyblue">Like...no way man!</span><br />';
-                Benchmark::$output .= '<span style="color:limegreen">Like...groovy!</span><br />';
-                Benchmark::$output .= '<span style="color:gold">Ruh Oh</span><br />';
-                Benchmark::$output .= '<span style="color:darkorange">Zoinks!</span><br />';
-                Benchmark::$output .= '<span style="color:red">Like...HEEELLLP</span><br />';
-            }
-        }
-        if (! empty(Benchmark::$memory_usage)) {
-            Benchmark::$output .= $formatted
-                ? '<h5>Memory</h5>'
-                : "\nMemory";
-            foreach (Benchmark::$memory_usage as $label => $memory_usage) {
-                Benchmark::$output .= $formatted
-                    ? "<br />{$memory_usage} : {$label}"
-                    : "\n{$memory_usage} : {$label}";
-            }
-        }
-        if (empty(Benchmark::$output)) {
-            return '';
-        }
-        Benchmark::$output = $formatted
-            ? '<div style="border:1px solid #dddddd; background-color:#ffffff;'
-              . (is_admin()
-                ? ' margin:2em 2em 2em 180px;'
-                : ' margin:2em;')
-              . ' padding:2em;">'
-              . '<h4>BENCHMARKING</h4>'
-              . Benchmark::$output
-              . '</div>'
-            : Benchmark::$output;
-        return Benchmark::$output;
-    }
-
-
-    /**
-     * @param bool $echo
-     * @param bool $formatted
-     * @return string
-     */
-    public static function displayResults($echo = true, $formatted = true)
-    {
-        $results = Benchmark::generateResults($formatted);
-        if ($echo) {
-            echo wp_kses($results, AllowedTags::getWithFormTags());
-            return '';
-        }
-        return $results;
-    }
-
-
-    /**
-     * @param string $filepath
-     * @param bool   $formatted
-     * @param bool   $append
-     * @throws EE_Error
-     */
-    public static function writeResultsToFile($filepath = '', $formatted = true, $append = true)
-    {
-        $filepath = ! empty($filepath) && is_readable(dirname($filepath))
-            ? $filepath
-            : '';
-        if (empty($filepath)) {
-            $filepath = EVENT_ESPRESSO_UPLOAD_DIR . 'logs/benchmarking-' . date('Y-m-d') . '.html';
-        }
-        EEH_File::ensure_file_exists_and_is_writable($filepath);
-        file_put_contents(
-            $filepath,
-            "\n" . date('Y-m-d H:i:s') . Benchmark::generateResults($formatted),
-            $append ? FILE_APPEND | LOCK_EX : LOCK_EX
-        );
-    }
-
-
-    /**
-     * Converts a measure of memory bytes into the most logical units (eg kb, mb, etc)
-     *
-     * @param int $size
-     * @return string
-     */
-    public static function convert($size)
-    {
-        $unit = array('b', 'kb', 'mb', 'gb', 'tb', 'pb');
-        return round(
-            $size / pow(1024, $i = floor(log($size, 1024))),
-            2
-        ) . ' ' . $unit[ absint($i) ];
-    }
-
-
-    /**
-     * @param string $timer_name
-     * @param float  $total_time
-     * @param bool   $formatted
-     * @return string
-     */
-    public static function formatTime($timer_name, $total_time, $formatted = true)
-    {
-        $total_time *= 1000;
-        switch ($total_time) {
-            case $total_time > 12500:
-                $color = 'red';
-                $bold = 'bold';
-                break;
-            case $total_time > 2500:
-                $color = 'darkorange';
-                $bold = 'bold';
-                break;
-            case $total_time > 500:
-                $color = 'gold';
-                $bold = 'bold';
-                break;
-            case $total_time > 100:
-                $color = 'limegreen';
-                $bold = 'normal';
-                break;
-            case $total_time > 20:
-                $color = 'deepskyblue';
-                $bold = 'normal';
-                break;
-            default:
-                $color = 'mediumpurple';
-                $bold = 'normal';
-                break;
-        }
-        return $formatted
-            ? '<span style="min-width: 10px; margin:0 1em; color:'
-              . $color
-              . '; font-weight:'
-              . $bold
-              . '; font-size:1.2em;">'
-              . str_pad(number_format($total_time, 3), 9, '0', STR_PAD_LEFT)
-              . '</span> '
-              . $timer_name
-            : str_pad(number_format($total_time, 3), 9, '0', STR_PAD_LEFT);
-    }
+	/**
+	 * @var string $output
+	 */
+	private static $output;
+
+	/**
+	 * @var array $start_times array containing the start time for the timers
+	 */
+	private static $start_times;
+
+	/**
+	 * @var array $times array containing all the timer'd times, which can be outputted via show_times()
+	 */
+	private static $times = array();
+
+	/**
+	 * @var array $memory_usage
+	 */
+	protected static $memory_usage = array();
+
+
+	/**
+	 * @param string $output
+	 * @param bool   $formatted
+	 */
+	public static function addOutput($output, $formatted = true)
+	{
+		Benchmark::$output .= $formatted
+			? "<br />{$output}"
+			: "\n{$output}";
+	}
+
+
+	/**
+	 * @return void
+	 */
+	public static function resetOutput()
+	{
+		Benchmark::$output = '';
+	}
+
+	/**
+	 * whether to benchmark code or not
+	 */
+	public static function doNotRun()
+	{
+		return ! WP_DEBUG || (defined('DOING_AJAX') && DOING_AJAX);
+	}
+
+
+	/**
+	 * resetTimes
+	 */
+	public static function resetTimes()
+	{
+		Benchmark::$times = array();
+	}
+
+
+	/**
+	 * Add Benchmark::startTimer() before a block of code you want to measure the performance of
+	 *
+	 * @param null $timer_name
+	 */
+	public static function startTimer($timer_name = null)
+	{
+		if (Benchmark::doNotRun()) {
+			return;
+		}
+		$timer_name = $timer_name !== '' ? $timer_name : get_called_class();
+		Benchmark::$start_times[ $timer_name ] = microtime(true);
+	}
+
+
+	/**
+	 * Add Benchmark::stopTimer() after a block of code you want to measure the performance of
+	 *
+	 * @param string $timer_name
+	 */
+	public static function stopTimer($timer_name = '')
+	{
+		if (Benchmark::doNotRun()) {
+			return;
+		}
+		$timer_name = $timer_name !== '' ? $timer_name : get_called_class();
+		if (isset(Benchmark::$start_times[ $timer_name ])) {
+			$start_time = Benchmark::$start_times[ $timer_name ];
+			unset(Benchmark::$start_times[ $timer_name ]);
+		} else {
+			$start_time = array_pop(Benchmark::$start_times);
+		}
+		Benchmark::$times[ $timer_name ] = number_format(microtime(true) - $start_time, 8);
+	}
+
+
+	/**
+	 * Measure the memory usage by PHP so far.
+	 *
+	 * @param string  $label      The label to show for this time eg "Start of calling Some_Class::some_function"
+	 * @param boolean $output_now whether to echo now, or wait until EEH_Debug_Tools::show_times() is called
+	 * @param bool    $formatted
+	 * @return void
+	 */
+	public static function measureMemory($label = 'memory usage', $output_now = false, $formatted = true)
+	{
+		if (Benchmark::doNotRun()) {
+			return;
+		}
+		$memory_used = Benchmark::convert(memory_get_usage(true));
+		Benchmark::$memory_usage[ $label ] = $memory_used;
+		if ($output_now) {
+			echo ($formatted
+				? "<br>{$label} : {$memory_used}"
+				: "\n {$label} : {$memory_used}");
+		}
+	}
+
+
+	/**
+	 * will display the benchmarking results at shutdown
+	 *
+	 * @param bool $formatted
+	 * @return void
+	 */
+	public static function displayResultsAtShutdown($formatted = true)
+	{
+		Benchmark::resetOutput();
+		add_action(
+			'shutdown',
+			function () use ($formatted) {
+				Benchmark::displayResults(true, $formatted);
+			},
+			999999
+		);
+	}
+
+
+	/**
+	 * will display the benchmarking results at shutdown
+	 *
+	 * @param string $filepath
+	 * @param bool   $formatted
+	 * @param bool   $append
+	 * @return void
+	 */
+	public static function writeResultsAtShutdown($filepath = '', $formatted = true, $append = true)
+	{
+		Benchmark::resetOutput();
+		add_action(
+			'shutdown',
+			function () use ($filepath, $formatted, $append) {
+				Benchmark::writeResultsToFile($filepath, $formatted, $append);
+			},
+			999999
+		);
+	}
+
+
+	/**
+	 * @param bool $formatted
+	 * @return string
+	 */
+	private static function generateResults($formatted = true)
+	{
+		if (Benchmark::doNotRun()) {
+			return '';
+		}
+		if (! empty(Benchmark::$times)) {
+			$total = 0;
+			Benchmark::$output .= $formatted
+				? '<span style="color:#999999; font-size:.8em;">( time in milliseconds )</span><br />'
+				: '';
+			foreach (Benchmark::$times as $timer_name => $total_time) {
+				Benchmark::$output .= Benchmark::formatTime($timer_name, $total_time, $formatted);
+				Benchmark::$output .= $formatted ? '<br />' : "\n";
+				$total += $total_time;
+			}
+			if ($formatted) {
+				Benchmark::$output .= '<br />';
+				Benchmark::$output .= '<h4>TOTAL TIME</h4>';
+				Benchmark::$output .= Benchmark::formatTime('', $total, $formatted);
+				Benchmark::$output .= '<span style="color:#999999; font-size:.8em;"> milliseconds</span><br />';
+				Benchmark::$output .= '<br />';
+				Benchmark::$output .= '<h5>Performance scale (from best to worse)</h5>';
+				Benchmark::$output .= '<span style="color:mediumpurple">Like wow! How about a Scooby snack?</span><br />';
+				Benchmark::$output .= '<span style="color:deepskyblue">Like...no way man!</span><br />';
+				Benchmark::$output .= '<span style="color:limegreen">Like...groovy!</span><br />';
+				Benchmark::$output .= '<span style="color:gold">Ruh Oh</span><br />';
+				Benchmark::$output .= '<span style="color:darkorange">Zoinks!</span><br />';
+				Benchmark::$output .= '<span style="color:red">Like...HEEELLLP</span><br />';
+			}
+		}
+		if (! empty(Benchmark::$memory_usage)) {
+			Benchmark::$output .= $formatted
+				? '<h5>Memory</h5>'
+				: "\nMemory";
+			foreach (Benchmark::$memory_usage as $label => $memory_usage) {
+				Benchmark::$output .= $formatted
+					? "<br />{$memory_usage} : {$label}"
+					: "\n{$memory_usage} : {$label}";
+			}
+		}
+		if (empty(Benchmark::$output)) {
+			return '';
+		}
+		Benchmark::$output = $formatted
+			? '<div style="border:1px solid #dddddd; background-color:#ffffff;'
+			  . (is_admin()
+				? ' margin:2em 2em 2em 180px;'
+				: ' margin:2em;')
+			  . ' padding:2em;">'
+			  . '<h4>BENCHMARKING</h4>'
+			  . Benchmark::$output
+			  . '</div>'
+			: Benchmark::$output;
+		return Benchmark::$output;
+	}
+
+
+	/**
+	 * @param bool $echo
+	 * @param bool $formatted
+	 * @return string
+	 */
+	public static function displayResults($echo = true, $formatted = true)
+	{
+		$results = Benchmark::generateResults($formatted);
+		if ($echo) {
+			echo wp_kses($results, AllowedTags::getWithFormTags());
+			return '';
+		}
+		return $results;
+	}
+
+
+	/**
+	 * @param string $filepath
+	 * @param bool   $formatted
+	 * @param bool   $append
+	 * @throws EE_Error
+	 */
+	public static function writeResultsToFile($filepath = '', $formatted = true, $append = true)
+	{
+		$filepath = ! empty($filepath) && is_readable(dirname($filepath))
+			? $filepath
+			: '';
+		if (empty($filepath)) {
+			$filepath = EVENT_ESPRESSO_UPLOAD_DIR . 'logs/benchmarking-' . date('Y-m-d') . '.html';
+		}
+		EEH_File::ensure_file_exists_and_is_writable($filepath);
+		file_put_contents(
+			$filepath,
+			"\n" . date('Y-m-d H:i:s') . Benchmark::generateResults($formatted),
+			$append ? FILE_APPEND | LOCK_EX : LOCK_EX
+		);
+	}
+
+
+	/**
+	 * Converts a measure of memory bytes into the most logical units (eg kb, mb, etc)
+	 *
+	 * @param int $size
+	 * @return string
+	 */
+	public static function convert($size)
+	{
+		$unit = array('b', 'kb', 'mb', 'gb', 'tb', 'pb');
+		return round(
+			$size / pow(1024, $i = floor(log($size, 1024))),
+			2
+		) . ' ' . $unit[ absint($i) ];
+	}
+
+
+	/**
+	 * @param string $timer_name
+	 * @param float  $total_time
+	 * @param bool   $formatted
+	 * @return string
+	 */
+	public static function formatTime($timer_name, $total_time, $formatted = true)
+	{
+		$total_time *= 1000;
+		switch ($total_time) {
+			case $total_time > 12500:
+				$color = 'red';
+				$bold = 'bold';
+				break;
+			case $total_time > 2500:
+				$color = 'darkorange';
+				$bold = 'bold';
+				break;
+			case $total_time > 500:
+				$color = 'gold';
+				$bold = 'bold';
+				break;
+			case $total_time > 100:
+				$color = 'limegreen';
+				$bold = 'normal';
+				break;
+			case $total_time > 20:
+				$color = 'deepskyblue';
+				$bold = 'normal';
+				break;
+			default:
+				$color = 'mediumpurple';
+				$bold = 'normal';
+				break;
+		}
+		return $formatted
+			? '<span style="min-width: 10px; margin:0 1em; color:'
+			  . $color
+			  . '; font-weight:'
+			  . $bold
+			  . '; font-size:1.2em;">'
+			  . str_pad(number_format($total_time, 3), 9, '0', STR_PAD_LEFT)
+			  . '</span> '
+			  . $timer_name
+			: str_pad(number_format($total_time, 3), 9, '0', STR_PAD_LEFT);
+	}
 }