<?php
namespace W3TC;



class Extension_NewRelic_Plugin_Admin {
	private $_config;

	/**
	 *
	 *
	 * @param unknown $extensions
	 * @param Config  $config
	 * @return mixed
	 */
	static public function w3tc_extensions( $extensions, $config ) {
		$extensions['newrelic'] = array (
			'name' => 'New Relic',
			'author' => 'W3 EDGE',
			'description' =>  __( 'New Relic is software analytics platform offering app performance management and mobile monitoring solutions.', 'w3-total-cache' ),
			'author_uri' => 'https://www.w3-edge.com/',
			'extension_uri' => 'https://www.w3-edge.com/',
			'extension_id' => 'newrelic',
			'settings_exists' => true,
			'version' => '1.0',
			'enabled' => true,
			'requirements' => '',
			'active_frontend_own_control' => true,
			'path' => 'w3-total-cache/Extension_NewRelic_Plugin.php'
		);

		return $extensions;
	}



	function __construct() {
		$this->_config = Dispatcher::config();
	}



	function run() {
		add_filter( 'w3tc_compatibility_test', array(
				$this, 'verify_compatibility' ) );
		add_action( 'w3tc_config_save', array( $this, 'w3tc_config_save' ), 10, 1 );

		add_filter( 'w3tc_admin_actions', array( $this, 'w3tc_admin_actions' ) );
		add_filter( 'w3tc_admin_menu', array( $this, 'w3tc_admin_menu' ) );
		add_filter( 'w3tc_extension_plugin_links_newrelic',
			array( $this, 'w3tc_extension_plugin_links' ) );
		add_action( 'w3tc_settings_page-w3tc_monitoring',
			array( $this, 'w3tc_settings_page_w3tc_monitoring' ) );

		add_action( 'admin_init_w3tc_general', array(
				'\W3TC\Extension_NewRelic_GeneralPage',
				'admin_init_w3tc_general'
			) );
		add_action( 'w3tc_ajax', array(
				'\W3TC\Extension_NewRelic_Popup',
				'w3tc_ajax'
			) );

		if ( Util_Admin::is_w3tc_admin_page() ) {
			add_action( 'admin_notices', array(
					$this,
					'admin_notices'
				) );
			add_action( 'network_admin_notices', array(
					$this,
					'admin_notices'
				) );
		}

		$v = $this->_config->get_string( array( 'newrelic', 'api_key' ) );
		$new_relic_configured = !empty( $v );

		if ( $new_relic_configured ) {
			add_action( 'admin_init_w3tc_dashboard', array(
					'\W3TC\Extension_NewRelic_Widget',
					'admin_init_w3tc_dashboard' ) );
			add_action( 'w3tc_ajax', array(
					'\W3TC\Extension_NewRelic_Widget',
					'w3tc_ajax' ) );

			add_filter( 'w3tc_notes', array( $this, 'w3tc_notes' ) );
		}
	}



	public function w3tc_admin_menu( $menu ) {
		$c = Dispatcher::config();
		$monitoring_type = $c->get_string( array( 'newrelic', 'monitoring_type' ) );
		if ( $monitoring_type == 'apm' ) {
			$menu['w3tc_monitoring'] = array(
				'page_title' => __( 'Monitoring', 'w3-total-cache' ),
				'menu_text' => __( 'Monitoring', 'w3-total-cache' ),
				'visible_always' => false,
				'order' => 1200
			);
		}

		return $menu;
	}



	public function w3tc_admin_actions( $handlers ) {
		$handlers['new_relic'] = 'Extension_NewRelic_AdminActions';
		return $handlers;
	}



	public function w3tc_extension_plugin_links( $links ) {
		$links = array();
		$links[] = '<a class="edit" href="' .
			esc_attr( Util_Ui::admin_url( 'admin.php?page=w3tc_general#monitoring' ) ) .
			'">'. __( 'Settings' ).'</a>';

		return $links;
	}



	public function w3tc_settings_page_w3tc_monitoring() {
		$v = new Extension_NewRelic_Page();
		$v->render_content();
	}



	function admin_notices() {
		$api_key = $this->_config->get_string( array( 'newrelic', 'api_key' ) );
		if ( empty( $api_key ) )
			return;

		$nerser = Dispatcher::component( 'Extension_NewRelic_Service' );

		$verify_running_result = $nerser->verify_running();
		$not_running = is_array( $verify_running_result );

		if ( $not_running ) {
			$message = '<p>' .
				__( 'New Relic is not running correctly. ', 'w3-total-cache' ) .
				'<a href="#" class="w3tc_link_more {for_class: \'w3tc_nr_admin_notice\'}">' .
				'more</a> ' .
				'<div class="w3tc_none w3tc_nr_admin_notice">' .
				__( 'The plugin has detected the following issues:. ', 'w3-total-cache' );
			$message .= "<ul class=\"w3-bullet-list\">\n";
			foreach ( $verify_running_result as $cause ) {
				$message .= "<li>$cause</li>";
			}
			$message .= "</ul>\n";

			$message .= '<p>' . sprintf(
				__( 'Please review the <a href="%s">settings</a>.', 'w3-total-cache' ),
				network_admin_url( 'admin.php?page=w3tc_general#monitoring' ) ) . "</p>";
			$message .= "</div></p>\n";

			Util_Ui::error_box( $message );
		}
	}



	function w3tc_notes( $notes ) {
		$newrelic_notes = Dispatcher::component( 'Extension_NewRelic_AdminNotes' );
		$notes = array_merge( $notes,
			$newrelic_notes->notifications( $this->_config ) );

		return $notes;
	}



	/**
	 * Returns a list of the verification status of the the new relic
	 * requirements. To be used on the compatibility page
	 *
	 * @param unknown $verified_list
	 * @return array
	 */
	function verify_compatibility( $verified_list ) {
		$nerser = Dispatcher::component( 'Extension_NewRelic_Service' );
		$nr_verified = $nerser->verify_compatibility();
		$verified_list[] = '<strong>New Relic</strong>';
		foreach ( $nr_verified as $criteria => $result )
			$verified_list[] = sprintf( "$criteria: %s", $result );
		return $verified_list;
	}



	public function w3tc_config_save( $config ) {
		// frontend activity
		$api_key = $config->get_string( array( 'newrelic', 'api_key' ) );
		$is_filled = !empty( $api_key );

		if ( $is_filled ) {
			$monitoring_type = $config->get_string( array(
					'newrelic', 'monitoring_type' ) );

			if ( $monitoring_type == 'browser' ) {
				$v = $config->get_string( array( 'newrelic',
						'browser.application_id' ) );
				$is_filled = !empty( $v );
			} else {
				$v = $config->get_string( array( 'newrelic',
						'apm.application_name' ) );
				$is_filled = !empty( $v );
			}
		}

		$config->set_extension_active_frontend( 'newrelic', $is_filled );
	}
}
