chore: remove legacy action to test remote endpoint

Signed-off-by: Benjamin Gaussorgues <benjamin.gaussorgues@nextcloud.com>

apps/files_sharing/lib/Controller/ExternalSharesController.php

@@ -8,11 +8,7 @@
 
 use OCP\AppFramework\Controller;
 use OCP\AppFramework\Http\Attribute\NoAdminRequired;
-use OCP\AppFramework\Http\Attribute\PublicPage;
-use OCP\AppFramework\Http\DataResponse;
 use OCP\AppFramework\Http\JSONResponse;
-use OCP\Http\Client\IClientService;
-use OCP\IConfig;
 use OCP\IRequest;
 
 /**
@@ -25,8 +21,6 @@ public function __construct(
 		string $appName,
 		IRequest $request,
 		private \OCA\Files_Sharing\External\Manager $externalManager,
-		private IClientService $clientService,
-		private IConfig $config,
 	) {
 		parent::__construct($appName, $request);
 	}
@@ -64,64 +58,4 @@ public function destroy($id) {
 		$this->externalManager->declineShare($id);
 		return new JSONResponse();
 	}
-
-	/**
-	 * Test whether the specified remote is accessible
-	 *
-	 * @param string $remote
-	 * @param bool $checkVersion
-	 * @return bool
-	 */
-	protected function testUrl($remote, $checkVersion = false) {
-		try {
-			$client = $this->clientService->newClient();
-			$response = json_decode($client->get(
-				$remote,
-				[
-					'timeout' => 3,
-					'connect_timeout' => 3,
-					'verify' => !$this->config->getSystemValueBool('sharing.federation.allowSelfSignedCertificates', false),
-				]
-			)->getBody());
-
-			if ($checkVersion) {
-				return !empty($response->version) && version_compare($response->version, '7.0.0', '>=');
-			} else {
-				return is_object($response);
-			}
-		} catch (\Exception $e) {
-			return false;
-		}
-	}
-
-	/**
-	 * @NoOutgoingFederatedSharingRequired
-	 * @NoIncomingFederatedSharingRequired
-	 *
-	 * @param string $remote
-	 * @return DataResponse
-	 * @AnonRateThrottle(limit=5, period=120)
-	 */
-	#[PublicPage]
-	public function testRemote($remote) {
-		if (preg_match('%[!#$&\'()*+,;=?@[\]]%', $remote)) {
-			return new DataResponse(false);
-		}
-
-		if (
-			$this->testUrl('https://' . $remote . '/ocm-provider/') ||
-			$this->testUrl('https://' . $remote . '/ocm-provider/index.php') ||
-			$this->testUrl('https://' . $remote . '/status.php', true)
-		) {
-			return new DataResponse('https');
-		} elseif (
-			$this->testUrl('http://' . $remote . '/ocm-provider/') ||
-			$this->testUrl('http://' . $remote . '/ocm-provider/index.php') ||
-			$this->testUrl('http://' . $remote . '/status.php', true)
-		) {
-			return new DataResponse('http');
-		} else {
-			return new DataResponse(false);
-		}
-	}
 }