cache custom fields

build/Automation_Rules/assets/js/automation-rule-editor.asset.php

@@ -1 +1 @@
-<?php return array('dependencies' => array('react', 'wp-api-fetch', 'wp-block-editor', 'wp-components', 'wp-compose', 'wp-data', 'wp-date', 'wp-dom-ready', 'wp-element', 'wp-hooks', 'wp-i18n', 'wp-keycodes', 'wp-notices', 'wp-primitives', 'wp-url'), 'version' => 'c057b652847479aa5766');
+<?php return array('dependencies' => array('react', 'wp-api-fetch', 'wp-block-editor', 'wp-components', 'wp-compose', 'wp-data', 'wp-date', 'wp-dom-ready', 'wp-element', 'wp-hooks', 'wp-i18n', 'wp-keycodes', 'wp-notices', 'wp-primitives', 'wp-url'), 'version' => 'cde8f424b90c1f8038c9');

build/Automation_Rules/assets/js/automation-rules.asset.php

@@ -1 +1 @@
-<?php return array('dependencies' => array('react', 'wp-api-fetch', 'wp-components', 'wp-dom-ready', 'wp-element', 'wp-i18n', 'wp-url'), 'version' => '8d13395561560cc88384');
+<?php return array('dependencies' => array('react', 'wp-api-fetch', 'wp-components', 'wp-dom-ready', 'wp-element', 'wp-i18n', 'wp-url'), 'version' => '5e05b3b84a26327ed13f');

build/Emails/assets/js/view-campaigns.asset.php

@@ -1 +1 @@
-<?php return array('dependencies' => array('react', 'wp-api-fetch', 'wp-components', 'wp-dom-ready', 'wp-element', 'wp-i18n', 'wp-url'), 'version' => '7e85bb9ad39eba4fdd7a');
+<?php return array('dependencies' => array('react', 'wp-api-fetch', 'wp-components', 'wp-dom-ready', 'wp-element', 'wp-i18n', 'wp-url'), 'version' => 'a2be524059246c68366e');

src/Integrations/Custom_Fields_Integration.php

@@ -36,9 +36,15 @@ public function __construct() {
 	 * @param array $custom_fields The known user custom fields.
 	 */
 	public function filter_user_fields( $custom_fields ) {
+		static $fields = null;
+
+		if ( is_null( $fields ) ) {
+			$fields = $this->get_user_fields();
+		}
+
 		return array_merge(
 			$custom_fields,
-			$this->get_user_fields()
+			$fields
 		);
 	}
 
@@ -58,9 +64,15 @@ protected function get_user_fields() {
 	 * @param string $post_type The post type.
 	 */
 	public function filter_post_type_fields( $custom_fields, $post_type ) {
+		static $fields = array();
+
+		if ( ! isset( $fields[ $post_type ] ) ) {
+			$fields[ $post_type ] = $this->get_post_type_fields( $post_type );
+		}
+
 		return array_merge(
 			$custom_fields,
-			$this->get_post_type_fields( $post_type )
+			$fields[ $post_type ]
 		);
 	}
 

src/Objects/Collection.php

@@ -1033,7 +1033,6 @@ public function register_temporary_merge_tags() {
 		$recipient = \Hizzle\Noptin\Emails\Main::$current_email_recipient;
 
 		if ( isset( $recipient[ $this->type ] ) ) {
-
 			if ( ! is_array( $noptin_current_objects ) ) {
 				$noptin_current_objects = array();
 			}