Implement download service using request service

src/vs/platform/download/node/download.ts → src/vs/platform/download/node/downloadService.ts

@@ -8,13 +8,31 @@
 import URI from 'vs/base/common/uri';
 import { TPromise } from 'vs/base/common/winjs.base';
 import { IDownloadService } from 'vs/platform/download/common/download';
+import { IRequestService } from 'vs/platform/request/node/request';
+import { Schemas } from 'vs/base/common/network';
+import { copy } from 'vs/base/node/pfs';
+import { download, asText } from 'vs/base/node/request';
 
 export class DownloadService implements IDownloadService {
 
 	_serviceBrand: any;
 
+	constructor(
+		@IRequestService private requestService: IRequestService
+	) { }
+
 	download(from: URI, to: string): TPromise<void> {
-		throw new Error('Not supported');
+		if (from.scheme === Schemas.file) {
+			return copy(from.fsPath, to);
+		}
+		return this.requestService.request({ url: from.path })
+			.then(context => {
+				if (context.res.statusCode === 200) {
+					return download(to, context);
+				}
+				return asText(context)
+					.then(message => TPromise.wrapError(new Error(`Expected 200, got back ${context.res.statusCode} instead.\n\n${message}`)));
+			});
 	}
 
 }
\ No newline at end of file

src/vs/workbench/electron-browser/shell.ts

@@ -97,6 +97,8 @@ import { SearchHistoryService } from 'vs/workbench/services/search/node/searchHi
 import { MulitExtensionManagementService } from 'vs/platform/extensionManagement/common/multiExtensionManagement';
 import { ExtensionManagementServerService } from 'vs/workbench/services/extensions/node/extensionManagementServerService';
 import { DownloadServiceChannel } from 'vs/platform/download/node/downloadIpc';
+import { IDownloadService } from 'vs/platform/download/common/download';
+import { DownloadService } from 'vs/platform/download/node/downloadService';
 
 /**
  * Services that we require for the Shell
@@ -389,6 +391,7 @@ export class WorkbenchShell extends Disposable {
 		serviceCollection.set(IExtensionEnablementService, extensionEnablementService);
 
 		serviceCollection.set(IRequestService, new SyncDescriptor(RequestService));
+		serviceCollection.set(IDownloadService, new SyncDescriptor(DownloadService));
 
 		this.extensionService = instantiationService.createInstance(ExtensionService);
 		serviceCollection.set(IExtensionService, this.extensionService);