add wp-rocket

wp-content/plugins/wp-rocket/inc/ThirdParty/Hostings/Cloudways.php

@@ -0,0 +1,117 @@
+<?php
+
+namespace WP_Rocket\ThirdParty\Hostings;
+
+use WP_Rocket\Event_Management\Subscriber_Interface;
+use WP_Rocket\ThirdParty\NullSubscriber;
+
+/**
+ * Compatibility class for Cloudways Varnish
+ *
+ * @since 3.5.5
+ */
+class Cloudways extends NullSubscriber implements Subscriber_Interface {
+
+	/**
+	 * Array of events this subscriber wants to listen to.
+	 *
+	 * @since 3.5.5
+	 *
+	 * @return array
+	 */
+	public static function get_subscribed_events() {
+		return [
+			'rocket_display_input_varnish_auto_purge' => 'return_false',
+			'do_rocket_varnish_http_purge'            => 'should_purge',
+			'rocket_varnish_field_settings'           => 'varnish_addon_title',
+			'rocket_varnish_ip'                       => 'varnish_ip',
+		];
+	}
+
+	/**
+	 * Determine if the Varnish server is up and running.
+	 *
+	 * @since 3.6.1
+	 */
+	private static function is_varnish_running() {
+		if ( ! isset( $_SERVER['HTTP_X_VARNISH'] ) ) {
+			return false;
+		}
+
+		if ( ! isset( $_SERVER['HTTP_X_APPLICATION'] ) ) {
+			return false;
+		}
+
+		return ( 'varnishpass' !== trim( strtolower( $_SERVER['HTTP_X_APPLICATION'] ) ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized, WordPress.Security.ValidatedSanitizedInput.MissingUnslash
+	}
+
+	/**
+	 * Returns false
+	 *
+	 * @since 3.5.5
+	 *
+	 * @return bool
+	 */
+	public function return_false() {
+		return false;
+	}
+
+	/**
+	 * Returns should purge Varnish.
+	 *
+	 * @since 3.5.5
+	 *
+	 * @return true
+	 */
+	public function should_purge() {
+		return self::is_varnish_running();
+	}
+
+	/**
+	 * Displays custom title for the Varnish add-on
+	 *
+	 * @since 3.5.5
+	 *
+	 * @param array $settings Array of settings for Varnish.
+	 * @return array
+	 */
+	public function varnish_addon_title( array $settings ) {
+		if ( ! self::is_varnish_running() ) {
+			$settings['varnish_auto_purge']['title'] = sprintf(
+				// Translators: %s = Hosting name.
+				__( 'Varnish auto-purge will be automatically enabled once Varnish is enabled on your %s server.', 'rocket' ),
+				'Cloudways'
+			);
+
+			return $settings;
+		}
+		$settings['varnish_auto_purge']['title'] = sprintf(
+			// Translators: %s = Hosting name.
+			__( 'Your site is hosted on %s, we have enabled Varnish auto-purge for compatibility.', 'rocket' ),
+			'Cloudways'
+		);
+
+		return $settings;
+	}
+
+	/**
+	 * Adds Cloudways Varnish IP to varnish IPs array
+	 *
+	 * @since 3.5.5
+	 *
+	 * @param array $varnish_ip Varnish IP.
+	 * @return array
+	 */
+	public function varnish_ip( $varnish_ip ) {
+		if ( ! self::is_varnish_running() ) {
+			return $varnish_ip;
+		}
+		if ( ! is_array( $varnish_ip ) ) {
+			$varnish_ip = (array) $varnish_ip;
+		}
+
+		$varnish_ip[] = '127.0.0.1:8080';
+
+		return $varnish_ip;
+	}
+}