Closes #7246 3.19 - Preconnect to external domains - Beacon insertion…

… part (#7301)

inc/Engine/Common/PerformanceHints/Activation/ServiceProvider.php

@@ -9,6 +9,7 @@
 use WP_Rocket\Engine\Media\AboveTheFold\Activation\ActivationFactory as ATFActivationFactory;
 use WP_Rocket\Engine\Optimization\LazyRenderContent\Activation\ActivationFactory as LRCActivationFactory;
 use WP_Rocket\Engine\Optimization\LazyRenderContent\Context\Context as LRCContext;
+use WP_Rocket\Engine\Media\PreconnectExternalDomains\Context\Context as PreconnectContext;
 
 class ServiceProvider extends AbstractServiceProvider {
 	/**
@@ -30,6 +31,7 @@ class ServiceProvider extends AbstractServiceProvider {
 		'atf_activation_factory',
 		'lrc_context',
 		'lrc_activation_factory',
+		'preconnect_external_domains_context',
 	];
 
 	/**
@@ -68,6 +70,8 @@ public function register(): void {
 				]
 			);
 
+		$this->getContainer()->add( 'preconnect_external_domains_context', PreconnectContext::class );
+
 		$factories = [];
 
 		$atf_activation_factory = $this->getContainer()->get( 'atf_activation_factory' );

inc/Engine/Common/PerformanceHints/Cron/CronTrait.php

@@ -0,0 +1,28 @@
+<?php
+declare(strict_types=1);
+
+namespace WP_Rocket\Engine\Common\PerformanceHints\Cron;
+
+trait CronTrait {
+	/**
+	 * Performance Hints Deletion interval filter.
+	 *
+	 * @param string $filter_name The filter name.
+	 *
+	 * @return object
+	 */
+	public function deletion_interval( string $filter_name ): object {
+		/**
+		 * Filters the interval (in months) to determine when a performance data entry is considered 'old'.
+		 * Old performance entries are eligible for deletion. By default, a performance entry is considered old if it hasn't been accessed in the last month.
+		 *
+		 * @param int $delete_interval The interval in months after which a performance data entry is considered old. Default is 1 month.
+		 */
+		$delete_interval = wpm_apply_filters_typed( 'integer', $filter_name, 1 );
+		if ( $delete_interval <= 0 ) {
+			return $this->queries;
+		}
+
+		return $this->queries->set_cleanup_interval( $delete_interval );
+	}
+}

inc/Engine/Common/PerformanceHints/ServiceProvider.php

@@ -75,6 +75,7 @@ public function register(): void {
 		$factory_array = [
 			$this->getContainer()->get( 'atf_factory' ),
 			$this->getContainer()->get( 'lrc_factory' ),
+			$this->getContainer()->get( 'preconnect_external_domains_factory' ),
 		];
 
 		foreach ( $factory_array as $factory ) {

inc/Engine/Media/PreconnectExternalDomains/Factory.php

@@ -0,0 +1,120 @@
+<?php
+declare(strict_types=1);
+
+namespace WP_Rocket\Engine\Media\PreconnectExternalDomains;
+
+use WP_Rocket\Engine\Common\Context\ContextInterface;
+use WP_Rocket\Engine\Common\PerformanceHints\AJAX\ControllerInterface as AjaxControllerInterface;
+use WP_Rocket\Engine\Common\PerformanceHints\Cron\CronTrait;
+use WP_Rocket\Engine\Common\PerformanceHints\Database\Queries\QueriesInterface;
+use WP_Rocket\Engine\Common\PerformanceHints\Database\Table\TableInterface;
+use WP_Rocket\Engine\Common\PerformanceHints\FactoryInterface;
+use WP_Rocket\Engine\Common\PerformanceHints\Frontend\ControllerInterface as FrontendControllerInterface;
+
+class Factory implements FactoryInterface {
+	use CronTrait;
+
+	/**
+	 * Ajax Controller instance.
+	 *
+	 * @var AjaxControllerInterface
+	 */
+	protected $ajax_controller;
+
+	/**
+	 * Frontend Controller instance.
+	 *
+	 * @var FrontendControllerInterface
+	 */
+	protected $frontend_controller;
+
+	/**
+	 * Table instance.
+	 *
+	 * @var TableInterface
+	 */
+	protected $table;
+
+	/**
+	 * Queries instance.
+	 *
+	 * @var QueriesInterface
+	 */
+	protected $queries;
+
+	/**
+	 * Context instance.
+	 *
+	 * @var ContextInterface
+	 */
+	protected $context;
+
+	/**
+	 * Instantiate the class.
+	 *
+	 * @param QueriesInterface            $queries Preconnect external domains Queries instance.
+	 * @param ContextInterface            $context Preconnect external domains Context instance.
+	 * @param AjaxControllerInterface     $ajax_controller Preconnect external domains AJAX Controller instance.
+	 * @param TableInterface              $table Preconnect external domains Table instance.
+	 * @param FrontendControllerInterface $frontend_controller Preconnect external domains Frontend Controller instance.
+	 */
+	public function __construct(
+		QueriesInterface $queries,
+		ContextInterface $context,
+		AjaxControllerInterface $ajax_controller,
+		TableInterface $table,
+		FrontendControllerInterface $frontend_controller
+	) {
+		$this->context             = $context;
+		$this->queries             = $queries;
+		$this->table               = $table;
+		$this->ajax_controller     = $ajax_controller;
+		$this->frontend_controller = $frontend_controller;
+	}
+
+	/**
+	 * Provides an Ajax controller object.
+	 *
+	 * @return AjaxControllerInterface
+	 */
+	public function get_ajax_controller(): AjaxControllerInterface {
+		return $this->ajax_controller;
+	}
+
+	/**
+	 * Provides a Frontend controller object.
+	 *
+	 * @return FrontendControllerInterface
+	 */
+	public function get_frontend_controller(): FrontendControllerInterface {
+		return $this->frontend_controller;
+	}
+
+	/**
+	 * Provides a Table interface object.
+	 *
+	 * @return TableInterface
+	 */
+	public function table(): TableInterface {
+		return $this->table;
+	}
+
+	/**
+	 * Provides a Queries object.
+	 *
+	 * @return QueriesInterface
+	 */
+	public function queries(): QueriesInterface {
+		// Defines the interval for deletion and returns Queries object.
+		return $this->deletion_interval( 'rocket_preconnect_external_domains_cleanup_interval' );
+	}
+
+	/**
+	 * Provides Context object.
+	 *
+	 * @return ContextInterface
+	 */
+	public function get_context(): ContextInterface {
+		return $this->context;
+	}
+}

inc/Engine/Media/PreconnectExternalDomains/Frontend/Controller.php

@@ -0,0 +1,71 @@
+<?php
+declare(strict_types=1);
+
+namespace WP_Rocket\Engine\Media\PreconnectExternalDomains\Frontend;
+
+use WP_Rocket\Admin\Options_Data;
+use WP_Rocket\Engine\Common\PerformanceHints\Frontend\ControllerInterface;
+use WP_Rocket\Engine\Media\PreconnectExternalDomains\Context\Context;
+use WP_Rocket\Engine\Media\PreconnectExternalDomains\Database\Queries\PreconnectExternalDomains as PreconnectDomains;
+
+class Controller implements ControllerInterface {
+	/**
+	 * Options instance
+	 *
+	 * @var Options_Data
+	 */
+	private $options; // @phpstan-ignore-line Use of this will come later.
+
+	/**
+	 * Queries instance
+	 *
+	 * @var PreconnectDomains
+	 */
+	private $query; // @phpstan-ignore-line Use of this will come later.
+
+	/**
+	 * Context instance.
+	 *
+	 * @var Context
+	 */
+	private $context; // @phpstan-ignore-line Use of this will come later.
+
+	/**
+	 * Constructor
+	 *
+	 * @param Options_Data      $options Options instance.
+	 * @param PreconnectDomains $query Queries instance.
+	 * @param Context           $context Context instance.
+	 */
+	public function __construct( Options_Data $options, PreconnectDomains $query, Context $context ) {
+		$this->options = $options;
+		$this->query   = $query;
+		$this->context = $context;
+	}
+
+	/**
+	 * Applies preconnect domains optimization.
+	 *
+	 * @param string $html HTML content.
+	 * @param object $row Database row.
+	 * @return string
+	 */
+	public function optimize( string $html, $row ): string {
+		if ( ! $row->has_preconnect_external_domains() ) {
+			return $html;
+		}
+
+		return $html;
+	}
+
+	/**
+	 * Add custom data like the List of elements to be considered for optimization.
+	 *
+	 * @param array $data Array of data passed in beacon.
+	 *
+	 * @return array
+	 */
+	public function add_custom_data( array $data ): array {
+		return $data;
+	}
+}

inc/Engine/Media/PreconnectExternalDomains/ServiceProvider.php

@@ -8,7 +8,7 @@
 use WP_Rocket\Engine\Media\PreconnectExternalDomains\Database\Queries\PreconnectExternalDomains as Query;
 use WP_Rocket\Engine\Media\PreconnectExternalDomains\AJAX\Controller as AJAXController;
 use WP_Rocket\Engine\Media\PreconnectExternalDomains\Database\Table\PreconnectExternalDomains as PreconnectTable;
-use WP_Rocket\Engine\Media\PreconnectExternalDomains\Frontend\Subscriber as FrontendSubscriber;
+use WP_Rocket\Engine\Media\PreconnectExternalDomains\Frontend\{Controller as FrontController, Subscriber as FrontendSubscriber};
 
 class ServiceProvider extends AbstractServiceProvider {
 	/**
@@ -26,6 +26,8 @@ class ServiceProvider extends AbstractServiceProvider {
 		'preconnect_external_domains_ajax_controller',
 		'preconnect_frontend_subscriber',
 		'preconnect_external_domains_table',
+		'preconnect_external_domains_factory',
+		'preconnect_external_domains_controller',
 	];
 
 	/**
@@ -65,5 +67,25 @@ public function register(): void {
 			);
 
 		$this->getContainer()->addShared( 'preconnect_frontend_subscriber', FrontendSubscriber::class );
+
+		$this->getContainer()->add( 'preconnect_external_domains_controller', FrontController::class )
+			->addArguments(
+				[
+					$this->getContainer()->get( 'options' ),
+					$this->getContainer()->get( 'preconnect_external_domains_query' ),
+					$this->getContainer()->get( 'preconnect_external_domains_context' ),
+				]
+			);
+
+		$this->getContainer()->addShared( 'preconnect_external_domains_factory', Factory::class )
+			->addArguments(
+				[
+					$this->getContainer()->get( 'preconnect_external_domains_query' ),
+					$this->getContainer()->get( 'preconnect_external_domains_context' ),
+					$this->getContainer()->get( 'preconnect_external_domains_ajax_controller' ),
+					$this->getContainer()->get( 'preconnect_external_domains_table' ),
+					$this->getContainer()->get( 'preconnect_external_domains_controller' ),
+				]
+			);
 	}
 }