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✏️ Editing: Extension_NewRelic_Popup.php

<?php
namespace W3TC;

class Extension_NewRelic_Popup {
	static public function w3tc_ajax() {
		$o = new Extension_NewRelic_Popup();

add_action( 'w3tc_ajax_newrelic_popup',
			array( $o, 'w3tc_ajax_newrelic_popup' ) );
		add_action( 'w3tc_ajax_newrelic_list_applications',
			array( $o, 'w3tc_ajax_newrelic_list_applications' ) );
		add_action( 'w3tc_ajax_newrelic_apply_configuration',
			array( $o, 'w3tc_ajax_newrelic_apply_configuration' ) );
	}

public function w3tc_ajax_newrelic_popup() {
		$c = Dispatcher::config();

$this->render_intro( array(
				'api_key' => $c->get_string( array( 'newrelic', 'api_key' ) )
			) );
	}

private function render_intro( $details ) {
		include  W3TC_DIR . '/Extension_NewRelic_Popup_View_Intro.php';
	}

public function w3tc_ajax_newrelic_list_applications() {
		$api_key = $_REQUEST['api_key'];

$c = Dispatcher::config();
		$details = array(
			'api_key' => $api_key,
			'monitoring_type' => $c->get_string( array(
					'newrelic', 'monitoring_type' ) ),
			'apm.application_name' => $c->get_string( array(
					'newrelic', 'apm.application_name' ) ),
			'browser.application_id' => $c->get_string( array(
					'newrelic', 'browser.application_id' ) )
		);
		if ( $details['monitoring_type'] != 'browser' )
			$details['monitoring_type'] = 'apm';

$service = new Extension_NewRelic_Service( $api_key );

try {
			$details['apm_applications'] = $service->get_applications();

$api = new Extension_NewRelic_Api( $api_key );
			$details['browser_applications'] = $api->get_browser_applications();
		} catch ( \Exception $ex ) {
			$details = array(
				'api_key' => $api_key,
				'error_message' => 'API key verification failed: ' .
				$ex->getMessage()
			);
			$this->render_intro( $details );
			return;
		}

$details['browser_disabled'] = !Util_Environment::is_w3tc_pro( $c );

include  W3TC_DIR . '/Extension_NewRelic_Popup_View_ListApplications.php';
	}

public function w3tc_ajax_newrelic_apply_configuration() {
		$api_key = $_REQUEST['api_key'];
		$monitoring_type = Util_Request::get( 'monitoring_type', 'apm' );
		$apm_application_name = Util_Request::get( 'apm_application_name' );
		$browser_application_id = Util_Request::get( 'browser_application_id' );

$c = Dispatcher::config();
		$c->set( array( 'newrelic', 'api_key' ), $api_key );

if ( $monitoring_type == 'apm' ) {
			$c->set( array( 'newrelic', 'monitoring_type' ), 'apm' );
			$c->set( array( 'newrelic', 'apm.application_name' ), $apm_application_name );
		} else {
			$c->set( array( 'newrelic', 'monitoring_type' ), 'browser' );
			$c->set( array( 'newrelic', 'browser.application_id' ),
				$browser_application_id );
		}

$c->save();

// flush cached values on api key change to allow to reset it from ui
		// if something goes wrong
		update_option( 'w3tc_nr_account_id', '' );
		update_option( 'w3tc_nr_application_id', '' );

$postfix = Util_Admin::custom_message_id( array(),
			array( 'newrelic_configuration_saved' =>
				'NewRelic configuration is saved successfully' ) );
		echo 'Location admin.php?page=w3tc_general&' . $postfix;
	}
}

MR SKB