Provide VRS objects with a name for more informative debugging/logging

Bug: T112330
Change-Id: Iaa3af55ebc426d54e8bef94dba5415bc535e096b

includes/libs/virtualrest/ParsoidVirtualRESTService.php

@@ -54,6 +54,7 @@ class ParsoidVirtualRESTService extends VirtualRESTService {
 		}
 		// set up defaults and merge them with the given params
 		$mparams = array_merge( array(
+			'name' => 'parsoid',
 			'url' => 'http://localhost:8000/',
 			'prefix' => 'localhost',
 			'domain' => 'localhost',

includes/libs/virtualrest/RestbaseVirtualRESTService.php

@@ -48,6 +48,7 @@ class RestbaseVirtualRESTService extends VirtualRESTService {
 	public function __construct( array $params ) {
 		// set up defaults and merge them with the given params
 		$mparams = array_merge( array(
+			'name' => 'restbase',
 			'url' => 'http://localhost:7231/',
 			'domain' => 'localhost',
 			'timeout' => 100,

includes/libs/virtualrest/SwiftVirtualRESTService.php

@@ -45,7 +45,11 @@ class SwiftVirtualRESTService extends VirtualRESTService {
 	 *   - swiftAuthTTL       : Swift authentication TTL (seconds)
 	 */
 	public function __construct( array $params ) {
-		parent::__construct( $params );
+		// set up defaults and merge them with the given params
+		$mparams = array_merge( array(
+			'name' => 'swift'
+		), $params );
+		parent::__construct( $mparams );
 	}
 
 	/**

includes/libs/virtualrest/VirtualRESTService.php

@@ -44,6 +44,17 @@ abstract class VirtualRESTService {
 		$this->params = $params;
 	}
 
+	/**
+	 * Return the name of this service, in a form suitable for error
+	 * reporting or debugging.
+	 *
+	 * @return string The name of the service behind this VRS object.
+	 */
+	public function getName() {
+		return isset( $this->params['name'] ) ? $this->params['name'] :
+			get_class( $this );
+	}
+
 	/**
 	 * Prepare virtual HTTP(S) requests (for this service) for execution
 	 *