Register declaratively and remove the root entry-point class

extension.json

@@ -22,11 +22,8 @@
 	"AutoloadNamespaces": {
 		"SEQL\\": "src/"
 	},
-	"AutoloadClasses": {
-		"SemanticExternalQueryLookup": "SemanticExternalQueryLookup.php"
-	},
 	"ExtensionFunctions": [
-		"SemanticExternalQueryLookup::onExtensionFunction"
+		"SEQL\\Setup::onExtensionFunction"
 	],
 	"config_prefix": "seqlg",
 	"config": {
@@ -51,6 +48,5 @@
 			"description": "An array defines list of namespaces allowed to execute queries against remote sources. Keep empty to allow every namespace."
 		}
 	},
-	"load_composer_autoloader": true,
 	"manifest_version": 2
 }

src/Setup.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace SEQL;
+
+/**
+ * @license GPL-2.0-or-later
+ * @since 2.0
+ *
+ * @author mwjames
+ */
+class Setup {
+
+	/**
+	 * @since 2.0
+	 */
+	public static function onExtensionFunction() {
+		class_alias( ByHttpRequestQueryLookup::class, 'SMWExternalQueryLookup' ); // deprecated
+		class_alias( ByHttpRequestQueryLookup::class, 'SMWExternalAskQueryLookup' );
+
+		$options = [
+			'externalRepositoryEndpoints' => $GLOBALS['seqlgExternalRepositoryEndpoints']
+		];
+
+		$hookRegistry = new HookRegistry(
+			$options
+		);
+
+		$hookRegistry->register();
+	}
+
+}

tests/bootstrap.php

@@ -12,11 +12,13 @@
 	die( 'The SemanticMediaWiki test autoloader is not available' );
 }
 
-if ( !class_exists( 'SemanticExternalQueryLookup' ) || ( $version = SemanticExternalQueryLookup::getVersion() ) === null ) {
-	die( "\nSemantic External Query Lookup is not available, please check your Composer or LocalSettings.\n" );
+if ( !is_readable( $extensionJson = __DIR__ . '/../extension.json' ) ) {
+	die( 'The SemanticExternalQueryLookup extension.json is not readable' );
 }
 
-print sprintf( "\n%-20s%s\n", "Semantic External Query Lookup: ", SEQL_VERSION );
+$extensionInfo = json_decode( file_get_contents( $extensionJson ), true );
+
+print sprintf( "\n%-20s%s\n", "Semantic External Query Lookup: ", $extensionInfo['version'] ?? 'UNKNOWN' );
 
 $autoLoader = require $autoloaderClassPath;
 $autoLoader->addPsr4( 'SEQL\\Tests\\', __DIR__ . '/phpunit/Unit' );