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|
/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import { coalesce } from 'vs/base/common/arrays';
import { ThrottledDelayer } from 'vs/base/common/async';
import * as objects from 'vs/base/common/objects';
import { VSBuffer } from 'vs/base/common/buffer';
import { IStringDictionary } from 'vs/base/common/collections';
import { getErrorMessage } from 'vs/base/common/errors';
import { getNodeType, parse, ParseError } from 'vs/base/common/json';
import { getParseErrorMessage } from 'vs/base/common/jsonErrorMessages';
import { Disposable } from 'vs/base/common/lifecycle';
import { FileAccess, Schemas } from 'vs/base/common/network';
import * as path from 'vs/base/common/path';
import * as platform from 'vs/base/common/platform';
import { basename, isEqual, joinPath } from 'vs/base/common/resources';
import * as semver from 'vs/base/common/semver/semver';
import Severity from 'vs/base/common/severity';
import { isEmptyObject } from 'vs/base/common/types';
import { URI } from 'vs/base/common/uri';
import { localize } from 'vs/nls';
import { IEnvironmentService } from 'vs/platform/environment/common/environment';
import { Metadata } from 'vs/platform/extensionManagement/common/extensionManagement';
import { areSameExtensions, computeTargetPlatform, ExtensionKey, getExtensionId, getGalleryExtensionId } from 'vs/platform/extensionManagement/common/extensionManagementUtil';
import { ExtensionType, ExtensionIdentifier, IExtensionManifest, TargetPlatform, IExtensionIdentifier, IRelaxedExtensionManifest, UNDEFINED_PUBLISHER, IExtensionDescription, BUILTIN_MANIFEST_CACHE_FILE, USER_MANIFEST_CACHE_FILE, MANIFEST_CACHE_FOLDER } from 'vs/platform/extensions/common/extensions';
import { validateExtensionManifest } from 'vs/platform/extensions/common/extensionValidator';
import { FileOperationResult, IFileService, toFileOperationResult } from 'vs/platform/files/common/files';
import { createDecorator, IInstantiationService } from 'vs/platform/instantiation/common/instantiation';
import { ILogService } from 'vs/platform/log/common/log';
import { IProductService } from 'vs/platform/product/common/productService';
import { Emitter, Event } from 'vs/base/common/event';
import { revive } from 'vs/base/common/marshalling';
import { IExtensionsProfileScannerService, IScannedProfileExtension } from 'vs/platform/extensionManagement/common/extensionsProfileScannerService';
import { IUserDataProfilesService } from 'vs/platform/userDataProfile/common/userDataProfile';
import { IUriIdentityService } from 'vs/platform/uriIdentity/common/uriIdentity';
import { localizeManifest } from 'vs/platform/extensionManagement/common/extensionNls';
export type IScannedExtensionManifest = IRelaxedExtensionManifest & { __metadata?: Metadata };
interface IRelaxedScannedExtension {
type: ExtensionType;
isBuiltin: boolean;
identifier: IExtensionIdentifier;
manifest: IRelaxedExtensionManifest;
location: URI;
targetPlatform: TargetPlatform;
metadata: Metadata | undefined;
isValid: boolean;
validations: readonly [Severity, string][];
}
export type IScannedExtension = Readonly<IRelaxedScannedExtension> & { manifest: IExtensionManifest };
export interface Translations {
[id: string]: string;
}
export namespace Translations {
export function equals(a: Translations, b: Translations): boolean {
if (a === b) {
return true;
}
const aKeys = Object.keys(a);
const bKeys: Set<string> = new Set<string>();
for (const key of Object.keys(b)) {
bKeys.add(key);
}
if (aKeys.length !== bKeys.size) {
return false;
}
for (const key of aKeys) {
if (a[key] !== b[key]) {
return false;
}
bKeys.delete(key);
}
return bKeys.size === 0;
}
}
interface MessageBag {
[key: string]: string | { message: string; comment: string[] };
}
interface TranslationBundle {
contents: {
package: MessageBag;
};
}
interface LocalizedMessages {
values: MessageBag | undefined;
default: URI | null;
}
interface IBuiltInExtensionControl {
[name: string]: 'marketplace' | 'disabled' | string;
}
export type ScanOptions = {
readonly profileLocation?: URI;
readonly includeInvalid?: boolean;
readonly includeAllVersions?: boolean;
readonly includeUninstalled?: boolean;
readonly checkControlFile?: boolean;
readonly language?: string;
readonly useCache?: boolean;
};
export const IExtensionsScannerService = createDecorator<IExtensionsScannerService>('IExtensionsScannerService');
export interface IExtensionsScannerService {
readonly _serviceBrand: undefined;
readonly systemExtensionsLocation: URI;
readonly userExtensionsLocation: URI;
readonly onDidChangeCache: Event<ExtensionType>;
getTargetPlatform(): Promise<TargetPlatform>;
scanAllExtensions(systemScanOptions: ScanOptions, userScanOptions: ScanOptions, includeExtensionsUnderDev: boolean): Promise<IScannedExtension[]>;
scanSystemExtensions(scanOptions: ScanOptions): Promise<IScannedExtension[]>;
scanUserExtensions(scanOptions: ScanOptions): Promise<IScannedExtension[]>;
scanExtensionsUnderDevelopment(scanOptions: ScanOptions, existingExtensions: IScannedExtension[]): Promise<IScannedExtension[]>;
scanExistingExtension(extensionLocation: URI, extensionType: ExtensionType, scanOptions: ScanOptions): Promise<IScannedExtension | null>;
scanOneOrMultipleExtensions(extensionLocation: URI, extensionType: ExtensionType, scanOptions: ScanOptions): Promise<IScannedExtension[]>;
scanMetadata(extensionLocation: URI): Promise<Metadata | undefined>;
updateMetadata(extensionLocation: URI, metadata: Partial<Metadata>): Promise<void>;
}
export abstract class AbstractExtensionsScannerService extends Disposable implements IExtensionsScannerService {
readonly _serviceBrand: undefined;
protected abstract getTranslations(language: string): Promise<Translations>;
private readonly _onDidChangeCache = this._register(new Emitter<ExtensionType>());
readonly onDidChangeCache = this._onDidChangeCache.event;
private readonly obsoleteFile = joinPath(this.userExtensionsLocation, '.obsolete');
private readonly systemExtensionsCachedScanner = this._register(this.instantiationService.createInstance(CachedExtensionsScanner, joinPath(this.cacheLocation, BUILTIN_MANIFEST_CACHE_FILE), this.obsoleteFile));
private readonly userExtensionsCachedScanner = this._register(this.instantiationService.createInstance(CachedExtensionsScanner, joinPath(this.cacheLocation, USER_MANIFEST_CACHE_FILE), this.obsoleteFile));
private readonly extensionsScanner = this._register(this.instantiationService.createInstance(ExtensionsScanner, this.obsoleteFile));
constructor(
readonly systemExtensionsLocation: URI,
readonly userExtensionsLocation: URI,
private readonly extensionsControlLocation: URI,
private readonly cacheLocation: URI,
@IUserDataProfilesService private readonly userDataProfilesService: IUserDataProfilesService,
@IExtensionsProfileScannerService protected readonly extensionsProfileScannerService: IExtensionsProfileScannerService,
@IFileService protected readonly fileService: IFileService,
@ILogService protected readonly logService: ILogService,
@IEnvironmentService private readonly environmentService: IEnvironmentService,
@IProductService private readonly productService: IProductService,
@IInstantiationService private readonly instantiationService: IInstantiationService,
) {
super();
this._register(this.systemExtensionsCachedScanner.onDidChangeCache(() => this._onDidChangeCache.fire(ExtensionType.System)));
this._register(this.userExtensionsCachedScanner.onDidChangeCache(() => this._onDidChangeCache.fire(ExtensionType.User)));
}
private _targetPlatformPromise: Promise<TargetPlatform> | undefined;
getTargetPlatform(): Promise<TargetPlatform> {
if (!this._targetPlatformPromise) {
this._targetPlatformPromise = computeTargetPlatform(this.fileService, this.logService);
}
return this._targetPlatformPromise;
}
async scanAllExtensions(systemScanOptions: ScanOptions, userScanOptions: ScanOptions, includeExtensionsUnderDev: boolean): Promise<IScannedExtension[]> {
const [system, user] = await Promise.all([
this.scanSystemExtensions(systemScanOptions),
this.scanUserExtensions(userScanOptions),
]);
const development = includeExtensionsUnderDev ? await this.scanExtensionsUnderDevelopment(systemScanOptions, [...system, ...user]) : [];
return this.dedupExtensions(system, user, development, await this.getTargetPlatform(), true);
}
async scanSystemExtensions(scanOptions: ScanOptions): Promise<IScannedExtension[]> {
const promises: Promise<IRelaxedScannedExtension[]>[] = [];
promises.push(this.scanDefaultSystemExtensions(!!scanOptions.useCache, scanOptions.language));
promises.push(this.scanDevSystemExtensions(scanOptions.language, !!scanOptions.checkControlFile));
const [defaultSystemExtensions, devSystemExtensions] = await Promise.all(promises);
return this.applyScanOptions([...defaultSystemExtensions, ...devSystemExtensions], ExtensionType.System, scanOptions, false);
}
async scanUserExtensions(scanOptions: ScanOptions): Promise<IScannedExtension[]> {
this.logService.trace('Started scanning user extensions');
const extensionsScannerInput = await this.createExtensionScannerInput(scanOptions.profileLocation ?? this.userExtensionsLocation, !!scanOptions.profileLocation, ExtensionType.User, !scanOptions.includeUninstalled, scanOptions.language);
const extensionsScanner = scanOptions.useCache && !extensionsScannerInput.devMode && extensionsScannerInput.excludeObsolete ? this.userExtensionsCachedScanner : this.extensionsScanner;
let extensions = await extensionsScanner.scanExtensions(extensionsScannerInput);
extensions = await this.applyScanOptions(extensions, ExtensionType.User, scanOptions, true);
this.logService.trace('Scanned user extensions:', extensions.length);
return extensions;
}
async scanExtensionsUnderDevelopment(scanOptions: ScanOptions, existingExtensions: IScannedExtension[]): Promise<IScannedExtension[]> {
if (this.environmentService.isExtensionDevelopment && this.environmentService.extensionDevelopmentLocationURI) {
const extensions = (await Promise.all(this.environmentService.extensionDevelopmentLocationURI.filter(extLoc => extLoc.scheme === Schemas.file)
.map(async extensionDevelopmentLocationURI => {
const input = await this.createExtensionScannerInput(extensionDevelopmentLocationURI, false, ExtensionType.User, true, scanOptions.language, false /* do not validate */);
const extensions = await this.extensionsScanner.scanOneOrMultipleExtensions(input);
return extensions.map(extension => {
// Override the extension type from the existing extensions
extension.type = existingExtensions.find(e => areSameExtensions(e.identifier, extension.identifier))?.type ?? extension.type;
// Validate the extension
return this.extensionsScanner.validate(extension, input);
});
})))
.flat();
return this.applyScanOptions(extensions, 'development', scanOptions, true);
}
return [];
}
async scanExistingExtension(extensionLocation: URI, extensionType: ExtensionType, scanOptions: ScanOptions): Promise<IScannedExtension | null> {
const extensionsScannerInput = await this.createExtensionScannerInput(extensionLocation, false, extensionType, true, scanOptions.language);
const extension = await this.extensionsScanner.scanExtension(extensionsScannerInput);
if (!extension) {
return null;
}
if (!scanOptions.includeInvalid && !extension.isValid) {
return null;
}
return extension;
}
async scanOneOrMultipleExtensions(extensionLocation: URI, extensionType: ExtensionType, scanOptions: ScanOptions): Promise<IScannedExtension[]> {
const extensionsScannerInput = await this.createExtensionScannerInput(extensionLocation, false, extensionType, true, scanOptions.language);
const extensions = await this.extensionsScanner.scanOneOrMultipleExtensions(extensionsScannerInput);
return this.applyScanOptions(extensions, extensionType, scanOptions, true);
}
async scanMetadata(extensionLocation: URI): Promise<Metadata | undefined> {
const manifestLocation = joinPath(extensionLocation, 'package.json');
const content = (await this.fileService.readFile(manifestLocation)).value.toString();
const manifest: IScannedExtensionManifest = JSON.parse(content);
return manifest.__metadata;
}
async updateMetadata(extensionLocation: URI, metaData: Partial<Metadata>): Promise<void> {
const manifestLocation = joinPath(extensionLocation, 'package.json');
const content = (await this.fileService.readFile(manifestLocation)).value.toString();
const manifest: IScannedExtensionManifest = JSON.parse(content);
// unset if false
metaData.isMachineScoped = metaData.isMachineScoped || undefined;
metaData.isBuiltin = metaData.isBuiltin || undefined;
metaData.installedTimestamp = metaData.installedTimestamp || undefined;
manifest.__metadata = { ...manifest.__metadata, ...metaData };
await this.fileService.writeFile(joinPath(extensionLocation, 'package.json'), VSBuffer.fromString(JSON.stringify(manifest, null, '\t')));
}
private async applyScanOptions(extensions: IRelaxedScannedExtension[], type: ExtensionType | 'development', scanOptions: ScanOptions, pickLatest: boolean): Promise<IRelaxedScannedExtension[]> {
if (!scanOptions.includeAllVersions) {
extensions = this.dedupExtensions(type === ExtensionType.System ? extensions : undefined, type === ExtensionType.User ? extensions : undefined, type === 'development' ? extensions : undefined, await this.getTargetPlatform(), pickLatest);
}
if (!scanOptions.includeInvalid) {
extensions = extensions.filter(extension => extension.isValid);
}
return extensions.sort((a, b) => {
const aLastSegment = path.basename(a.location.fsPath);
const bLastSegment = path.basename(b.location.fsPath);
if (aLastSegment < bLastSegment) {
return -1;
}
if (aLastSegment > bLastSegment) {
return 1;
}
return 0;
});
}
private dedupExtensions(system: IScannedExtension[] | undefined, user: IScannedExtension[] | undefined, development: IScannedExtension[] | undefined, targetPlatform: TargetPlatform, pickLatest: boolean): IScannedExtension[] {
const pick = (existing: IScannedExtension, extension: IScannedExtension, isDevelopment: boolean): boolean => {
if (existing.isValid && !extension.isValid) {
return false;
}
if (existing.isValid === extension.isValid) {
if (pickLatest && semver.gt(existing.manifest.version, extension.manifest.version)) {
this.logService.debug(`Skipping extension ${extension.location.path} with lower version ${extension.manifest.version} in favour of ${existing.location.path} with version ${existing.manifest.version}`);
return false;
}
if (semver.eq(existing.manifest.version, extension.manifest.version)) {
if (existing.type === ExtensionType.System) {
this.logService.debug(`Skipping extension ${extension.location.path} in favour of system extension ${existing.location.path} with same version`);
return false;
}
if (existing.targetPlatform === targetPlatform) {
this.logService.debug(`Skipping extension ${extension.location.path} from different target platform ${extension.targetPlatform}`);
return false;
}
}
}
if (isDevelopment) {
this.logService.warn(`Overwriting user extension ${existing.location.path} with ${extension.location.path}.`);
} else {
this.logService.debug(`Overwriting user extension ${existing.location.path} with ${extension.location.path}.`);
}
return true;
};
const result = new Map<string, IScannedExtension>();
system?.forEach((extension) => {
const extensionKey = ExtensionIdentifier.toKey(extension.identifier.id);
const existing = result.get(extensionKey);
if (!existing || pick(existing, extension, false)) {
result.set(extensionKey, extension);
}
});
user?.forEach((extension) => {
const extensionKey = ExtensionIdentifier.toKey(extension.identifier.id);
const existing = result.get(extensionKey);
if (!existing && system && extension.type === ExtensionType.System) {
this.logService.debug(`Skipping obsolete system extension ${extension.location.path}.`);
return;
}
if (!existing || pick(existing, extension, false)) {
result.set(extensionKey, extension);
}
});
development?.forEach(extension => {
const extensionKey = ExtensionIdentifier.toKey(extension.identifier.id);
const existing = result.get(extensionKey);
if (!existing || pick(existing, extension, true)) {
result.set(extensionKey, extension);
}
result.set(extensionKey, extension);
});
return [...result.values()];
}
private async scanDefaultSystemExtensions(useCache: boolean, language: string | undefined): Promise<IRelaxedScannedExtension[]> {
this.logService.trace('Started scanning system extensions');
const extensionsScannerInput = await this.createExtensionScannerInput(this.systemExtensionsLocation, false, ExtensionType.System, true, language);
const extensionsScanner = useCache && !extensionsScannerInput.devMode ? this.systemExtensionsCachedScanner : this.extensionsScanner;
const result = await extensionsScanner.scanExtensions(extensionsScannerInput);
this.logService.trace('Scanned system extensions:', result.length);
return result;
}
private async scanDevSystemExtensions(language: string | undefined, checkControlFile: boolean): Promise<IRelaxedScannedExtension[]> {
const devSystemExtensionsList = this.environmentService.isBuilt ? [] : this.productService.builtInExtensions;
if (!devSystemExtensionsList?.length) {
return [];
}
this.logService.trace('Started scanning dev system extensions');
const builtinExtensionControl = checkControlFile ? await this.getBuiltInExtensionControl() : {};
const devSystemExtensionsLocations: URI[] = [];
const devSystemExtensionsLocation = URI.file(path.normalize(path.join(FileAccess.asFileUri('', require).fsPath, '..', '.build', 'builtInExtensions')));
for (const extension of devSystemExtensionsList) {
const controlState = builtinExtensionControl[extension.name] || 'marketplace';
switch (controlState) {
case 'disabled':
break;
case 'marketplace':
devSystemExtensionsLocations.push(joinPath(devSystemExtensionsLocation, extension.name));
break;
default:
devSystemExtensionsLocations.push(URI.file(controlState));
break;
}
}
const result = await Promise.all(devSystemExtensionsLocations.map(async location => this.extensionsScanner.scanExtension((await this.createExtensionScannerInput(location, false, ExtensionType.System, true, language)))));
this.logService.trace('Scanned dev system extensions:', result.length);
return coalesce(result);
}
private async getBuiltInExtensionControl(): Promise<IBuiltInExtensionControl> {
try {
const content = await this.fileService.readFile(this.extensionsControlLocation);
return JSON.parse(content.value.toString());
} catch (error) {
return {};
}
}
private async createExtensionScannerInput(location: URI, profile: boolean, type: ExtensionType, excludeObsolete: boolean, language: string | undefined, validate: boolean = true): Promise<ExtensionScannerInput> {
const translations = await this.getTranslations(language ?? platform.language);
const mtime = await this.getMtime(location);
const applicationExtensionsLocation = profile ? this.userDataProfilesService.defaultProfile.extensionsResource : undefined;
const applicationExtensionsLocationMtime = applicationExtensionsLocation ? await this.getMtime(applicationExtensionsLocation) : undefined;
return new ExtensionScannerInput(
location,
mtime,
applicationExtensionsLocation,
applicationExtensionsLocationMtime,
profile,
type,
excludeObsolete,
validate,
this.productService.version,
this.productService.date,
this.productService.commit,
!this.environmentService.isBuilt,
language,
translations,
);
}
private async getMtime(location: URI): Promise<number | undefined> {
try {
const stat = await this.fileService.stat(location);
if (typeof stat.mtime === 'number') {
return stat.mtime;
}
} catch (err) {
// That's ok...
}
return undefined;
}
}
class ExtensionScannerInput {
constructor(
public readonly location: URI,
public readonly mtime: number | undefined,
public readonly applicationExtensionslocation: URI | undefined,
public readonly applicationExtensionslocationMtime: number | undefined,
public readonly profile: boolean,
public readonly type: ExtensionType,
public readonly excludeObsolete: boolean,
public readonly validate: boolean,
public readonly productVersion: string,
public readonly productDate: string | undefined,
public readonly productCommit: string | undefined,
public readonly devMode: boolean,
public readonly language: string | undefined,
public readonly translations: Translations
) {
// Keep empty!! (JSON.parse)
}
public static createNlsConfiguration(input: ExtensionScannerInput): NlsConfiguration {
return {
language: input.language,
pseudo: input.language === 'pseudo',
devMode: input.devMode,
translations: input.translations
};
}
public static equals(a: ExtensionScannerInput, b: ExtensionScannerInput): boolean {
return (
isEqual(a.location, b.location)
&& a.mtime === b.mtime
&& isEqual(a.applicationExtensionslocation, b.applicationExtensionslocation)
&& a.applicationExtensionslocationMtime === b.applicationExtensionslocationMtime
&& a.profile === b.profile
&& a.type === b.type
&& a.excludeObsolete === b.excludeObsolete
&& a.validate === b.validate
&& a.productVersion === b.productVersion
&& a.productDate === b.productDate
&& a.productCommit === b.productCommit
&& a.devMode === b.devMode
&& a.language === b.language
&& Translations.equals(a.translations, b.translations)
);
}
}
type NlsConfiguration = {
language: string | undefined;
pseudo: boolean;
devMode: boolean;
translations: Translations;
};
class ExtensionsScanner extends Disposable {
constructor(
private readonly obsoleteFile: URI,
@IExtensionsProfileScannerService protected readonly extensionsProfileScannerService: IExtensionsProfileScannerService,
@IUriIdentityService protected readonly uriIdentityService: IUriIdentityService,
@IFileService protected readonly fileService: IFileService,
@ILogService protected readonly logService: ILogService
) {
super();
}
async scanExtensions(input: ExtensionScannerInput): Promise<IRelaxedScannedExtension[]> {
const extensions = input.profile ? await this.scanExtensionsFromProfile(input) : await this.scanExtensionsFromLocation(input);
let obsolete: IStringDictionary<boolean> = {};
if (input.excludeObsolete && input.type === ExtensionType.User) {
try {
const raw = (await this.fileService.readFile(this.obsoleteFile)).value.toString();
obsolete = JSON.parse(raw);
} catch (error) { /* ignore */ }
}
return isEmptyObject(obsolete) ? extensions : extensions.filter(e => !obsolete[ExtensionKey.create(e).toString()]);
}
private async scanExtensionsFromLocation(input: ExtensionScannerInput): Promise<IRelaxedScannedExtension[]> {
const stat = await this.fileService.resolve(input.location);
if (!stat.children?.length) {
return [];
}
const extensions = await Promise.all<IRelaxedScannedExtension | null>(
stat.children.map(async c => {
if (!c.isDirectory) {
return null;
}
// Do not consider user extension folder starting with `.`
if (input.type === ExtensionType.User && basename(c.resource).indexOf('.') === 0) {
return null;
}
const extensionScannerInput = new ExtensionScannerInput(c.resource, input.mtime, input.applicationExtensionslocation, input.applicationExtensionslocationMtime, input.profile, input.type, input.excludeObsolete, input.validate, input.productVersion, input.productDate, input.productCommit, input.devMode, input.language, input.translations);
return this.scanExtension(extensionScannerInput);
}));
return coalesce(extensions)
// Sort: Make sure extensions are in the same order always. Helps cache invalidation even if the order changes.
.sort((a, b) => a.location.path < b.location.path ? -1 : 1);
}
private async scanExtensionsFromProfile(input: ExtensionScannerInput): Promise<IRelaxedScannedExtension[]> {
let profileExtensions = await this.scanExtensionsFromProfileResource(input.location, () => true, input);
if (input.applicationExtensionslocation && !this.uriIdentityService.extUri.isEqual(input.location, input.applicationExtensionslocation)) {
profileExtensions = profileExtensions.filter(e => !e.metadata?.isApplicationScoped);
const applicationExtensions = await this.scanExtensionsFromProfileResource(input.applicationExtensionslocation, (e) => !!e.metadata?.isApplicationScoped, input);
profileExtensions.push(...applicationExtensions);
}
return profileExtensions;
}
private async scanExtensionsFromProfileResource(profileResource: URI, filter: (extensionInfo: IScannedProfileExtension) => boolean, input: ExtensionScannerInput): Promise<IRelaxedScannedExtension[]> {
const scannedProfileExtensions = await this.extensionsProfileScannerService.scanProfileExtensions(profileResource);
if (!scannedProfileExtensions.length) {
return [];
}
const extensions = await Promise.all<IRelaxedScannedExtension | null>(
scannedProfileExtensions.map(async extensionInfo => {
if (filter(extensionInfo)) {
const extensionScannerInput = new ExtensionScannerInput(extensionInfo.location, input.mtime, input.applicationExtensionslocation, input.applicationExtensionslocationMtime, input.profile, input.type, input.excludeObsolete, input.validate, input.productVersion, input.productDate, input.productCommit, input.devMode, input.language, input.translations);
return this.scanExtension(extensionScannerInput, extensionInfo.metadata);
}
return null;
}));
return coalesce(extensions);
}
async scanOneOrMultipleExtensions(input: ExtensionScannerInput): Promise<IRelaxedScannedExtension[]> {
try {
if (await this.fileService.exists(joinPath(input.location, 'package.json'))) {
const extension = await this.scanExtension(input);
return extension ? [extension] : [];
} else {
return await this.scanExtensions(input);
}
} catch (error) {
this.logService.error(`Error scanning extensions at ${input.location.path}:`, getErrorMessage(error));
return [];
}
}
async scanExtension(input: ExtensionScannerInput, metadata?: Metadata): Promise<IRelaxedScannedExtension | null> {
try {
let manifest = await this.scanExtensionManifest(input.location);
if (manifest) {
// allow publisher to be undefined to make the initial extension authoring experience smoother
if (!manifest.publisher) {
manifest.publisher = UNDEFINED_PUBLISHER;
}
metadata = metadata ?? manifest.__metadata;
delete manifest.__metadata;
const id = getGalleryExtensionId(manifest.publisher, manifest.name);
const identifier = metadata?.id ? { id, uuid: metadata.id } : { id };
const type = metadata?.isSystem ? ExtensionType.System : input.type;
const isBuiltin = type === ExtensionType.System || !!metadata?.isBuiltin;
manifest = await this.translateManifest(input.location, manifest, ExtensionScannerInput.createNlsConfiguration(input));
const extension = {
type,
identifier,
manifest,
location: input.location,
isBuiltin,
targetPlatform: metadata?.targetPlatform ?? TargetPlatform.UNDEFINED,
metadata,
isValid: true,
validations: []
};
return input.validate ? this.validate(extension, input) : extension;
}
} catch (e) {
if (input.type !== ExtensionType.System) {
this.logService.error(e);
}
}
return null;
}
validate(extension: IRelaxedScannedExtension, input: ExtensionScannerInput): IRelaxedScannedExtension {
let isValid = true;
const validations = validateExtensionManifest(input.productVersion, input.productDate, input.location, extension.manifest, extension.isBuiltin);
for (const [severity, message] of validations) {
if (severity === Severity.Error) {
isValid = false;
this.logService.error(this.formatMessage(input.location, message));
}
}
extension.isValid = isValid;
extension.validations = validations;
return extension;
}
async scanExtensionManifest(extensionLocation: URI): Promise<IScannedExtensionManifest | null> {
const manifestLocation = joinPath(extensionLocation, 'package.json');
let content;
try {
content = (await this.fileService.readFile(manifestLocation)).value.toString();
} catch (error) {
if (toFileOperationResult(error) !== FileOperationResult.FILE_NOT_FOUND) {
this.logService.error(this.formatMessage(extensionLocation, localize('fileReadFail', "Cannot read file {0}: {1}.", manifestLocation.path, error.message)));
}
return null;
}
let manifest: IScannedExtensionManifest;
try {
manifest = JSON.parse(content);
} catch (err) {
// invalid JSON, let's get good errors
const errors: ParseError[] = [];
parse(content, errors);
for (const e of errors) {
this.logService.error(this.formatMessage(extensionLocation, localize('jsonParseFail', "Failed to parse {0}: [{1}, {2}] {3}.", manifestLocation.path, e.offset, e.length, getParseErrorMessage(e.error))));
}
return null;
}
if (getNodeType(manifest) !== 'object') {
this.logService.error(this.formatMessage(extensionLocation, localize('jsonParseInvalidType', "Invalid manifest file {0}: Not an JSON object.", manifestLocation.path)));
return null;
}
return manifest;
}
private async translateManifest(extensionLocation: URI, extensionManifest: IExtensionManifest, nlsConfiguration: NlsConfiguration): Promise<IExtensionManifest> {
const localizedMessages = await this.getLocalizedMessages(extensionLocation, extensionManifest, nlsConfiguration);
if (localizedMessages) {
try {
const errors: ParseError[] = [];
// resolveOriginalMessageBundle returns null if localizedMessages.default === undefined;
const defaults = await this.resolveOriginalMessageBundle(localizedMessages.default, errors);
if (errors.length > 0) {
errors.forEach((error) => {
this.logService.error(this.formatMessage(extensionLocation, localize('jsonsParseReportErrors', "Failed to parse {0}: {1}.", localizedMessages.default?.path, getParseErrorMessage(error.error))));
});
return extensionManifest;
} else if (getNodeType(localizedMessages) !== 'object') {
this.logService.error(this.formatMessage(extensionLocation, localize('jsonInvalidFormat', "Invalid format {0}: JSON object expected.", localizedMessages.default?.path)));
return extensionManifest;
}
const localized = localizedMessages.values || Object.create(null);
return localizeManifest(extensionManifest, localized, defaults);
} catch (error) {
/*Ignore Error*/
}
}
return extensionManifest;
}
private async getLocalizedMessages(extensionLocation: URI, extensionManifest: IExtensionManifest, nlsConfiguration: NlsConfiguration): Promise<LocalizedMessages | undefined> {
const defaultPackageNLS = joinPath(extensionLocation, 'package.nls.json');
const reportErrors = (localized: URI | null, errors: ParseError[]): void => {
errors.forEach((error) => {
this.logService.error(this.formatMessage(extensionLocation, localize('jsonsParseReportErrors', "Failed to parse {0}: {1}.", localized?.path, getParseErrorMessage(error.error))));
});
};
const reportInvalidFormat = (localized: URI | null): void => {
this.logService.error(this.formatMessage(extensionLocation, localize('jsonInvalidFormat', "Invalid format {0}: JSON object expected.", localized?.path)));
};
const translationId = `${extensionManifest.publisher}.${extensionManifest.name}`;
const translationPath = nlsConfiguration.translations[translationId];
if (translationPath) {
try {
const translationResource = URI.file(translationPath);
const content = (await this.fileService.readFile(translationResource)).value.toString();
const errors: ParseError[] = [];
const translationBundle: TranslationBundle = parse(content, errors);
if (errors.length > 0) {
reportErrors(translationResource, errors);
return { values: undefined, default: defaultPackageNLS };
} else if (getNodeType(translationBundle) !== 'object') {
reportInvalidFormat(translationResource);
return { values: undefined, default: defaultPackageNLS };
} else {
const values = translationBundle.contents ? translationBundle.contents.package : undefined;
return { values: values, default: defaultPackageNLS };
}
} catch (error) {
return { values: undefined, default: defaultPackageNLS };
}
} else {
const exists = await this.fileService.exists(defaultPackageNLS);
if (!exists) {
return undefined;
}
let messageBundle;
try {
messageBundle = await this.findMessageBundles(extensionLocation, nlsConfiguration);
} catch (error) {
return undefined;
}
if (!messageBundle.localized) {
return { values: undefined, default: messageBundle.original };
}
try {
const messageBundleContent = (await this.fileService.readFile(messageBundle.localized)).value.toString();
const errors: ParseError[] = [];
const messages: MessageBag = parse(messageBundleContent, errors);
if (errors.length > 0) {
reportErrors(messageBundle.localized, errors);
return { values: undefined, default: messageBundle.original };
} else if (getNodeType(messages) !== 'object') {
reportInvalidFormat(messageBundle.localized);
return { values: undefined, default: messageBundle.original };
}
return { values: messages, default: messageBundle.original };
} catch (error) {
return { values: undefined, default: messageBundle.original };
}
}
}
/**
* Parses original message bundle, returns null if the original message bundle is null.
*/
private async resolveOriginalMessageBundle(originalMessageBundle: URI | null, errors: ParseError[]): Promise<{ [key: string]: string } | undefined> {
if (originalMessageBundle) {
try {
const originalBundleContent = (await this.fileService.readFile(originalMessageBundle)).value.toString();
return parse(originalBundleContent, errors);
} catch (error) {
/* Ignore Error */
}
}
return;
}
/**
* Finds localized message bundle and the original (unlocalized) one.
* If the localized file is not present, returns null for the original and marks original as localized.
*/
private findMessageBundles(extensionLocation: URI, nlsConfiguration: NlsConfiguration): Promise<{ localized: URI; original: URI | null }> {
return new Promise<{ localized: URI; original: URI | null }>((c, e) => {
const loop = (locale: string): void => {
const toCheck = joinPath(extensionLocation, `package.nls.${locale}.json`);
this.fileService.exists(toCheck).then(exists => {
if (exists) {
c({ localized: toCheck, original: joinPath(extensionLocation, 'package.nls.json') });
}
const index = locale.lastIndexOf('-');
if (index === -1) {
c({ localized: joinPath(extensionLocation, 'package.nls.json'), original: null });
} else {
locale = locale.substring(0, index);
loop(locale);
}
});
};
if (nlsConfiguration.devMode || nlsConfiguration.pseudo || !nlsConfiguration.language) {
return c({ localized: joinPath(extensionLocation, 'package.nls.json'), original: null });
}
loop(nlsConfiguration.language);
});
}
private formatMessage(extensionLocation: URI, message: string): string {
return `[${extensionLocation.path}]: ${message}`;
}
}
interface IExtensionCacheData {
input: ExtensionScannerInput;
result: IRelaxedScannedExtension[];
}
class CachedExtensionsScanner extends ExtensionsScanner {
private input: ExtensionScannerInput | undefined;
private readonly cacheValidatorThrottler: ThrottledDelayer<void> = this._register(new ThrottledDelayer(3000));
private readonly _onDidChangeCache = this._register(new Emitter<void>());
readonly onDidChangeCache = this._onDidChangeCache.event;
constructor(
private readonly cacheFile: URI,
obsoleteFile: URI,
@IExtensionsProfileScannerService extensionsProfileScannerService: IExtensionsProfileScannerService,
@IUriIdentityService uriIdentityService: IUriIdentityService,
@IFileService fileService: IFileService,
@ILogService logService: ILogService
) {
super(obsoleteFile, extensionsProfileScannerService, uriIdentityService, fileService, logService);
}
override async scanExtensions(input: ExtensionScannerInput): Promise<IRelaxedScannedExtension[]> {
const cacheContents = await this.readExtensionCache();
this.input = input;
if (cacheContents && cacheContents.input && ExtensionScannerInput.equals(cacheContents.input, this.input)) {
this.cacheValidatorThrottler.trigger(() => this.validateCache());
return cacheContents.result.map((extension) => {
// revive URI object
extension.location = URI.revive(extension.location);
return extension;
});
}
const result = await super.scanExtensions(input);
await this.writeExtensionCache({ input, result });
return result;
}
private async readExtensionCache(): Promise<IExtensionCacheData | null> {
try {
const cacheRawContents = await this.fileService.readFile(this.cacheFile);
const extensionCacheData: IExtensionCacheData = JSON.parse(cacheRawContents.value.toString());
return { result: extensionCacheData.result, input: revive(extensionCacheData.input) };
} catch (error) {
this.logService.debug('Error while reading the extension cache file:', this.cacheFile.path, getErrorMessage(error));
}
return null;
}
private async writeExtensionCache(cacheContents: IExtensionCacheData): Promise<void> {
try {
await this.fileService.writeFile(this.cacheFile, VSBuffer.fromString(JSON.stringify(cacheContents)));
} catch (error) {
this.logService.debug('Error while writing the extension cache file:', this.cacheFile.path, getErrorMessage(error));
}
}
private async validateCache(): Promise<void> {
if (!this.input) {
// Input has been unset by the time we get here, so skip validation
return;
}
const cacheContents = await this.readExtensionCache();
if (!cacheContents) {
// Cache has been deleted by someone else, which is perfectly fine...
return;
}
const actual = cacheContents.result;
const expected = JSON.parse(JSON.stringify(await super.scanExtensions(this.input)));
if (objects.equals(expected, actual)) {
// Cache is valid and running with it is perfectly fine...
return;
}
try {
// Cache is invalid, delete it
await this.fileService.del(this.cacheFile);
this._onDidChangeCache.fire();
} catch (error) {
this.logService.error(error);
}
}
}
export function toExtensionDescription(extension: IScannedExtension, isUnderDevelopment: boolean): IExtensionDescription {
const id = getExtensionId(extension.manifest.publisher, extension.manifest.name);
return {
id,
identifier: new ExtensionIdentifier(id),
isBuiltin: extension.type === ExtensionType.System,
isUserBuiltin: extension.type === ExtensionType.User && extension.isBuiltin,
isUnderDevelopment,
extensionLocation: extension.location,
uuid: extension.identifier.uuid,
targetPlatform: extension.targetPlatform,
...extension.manifest,
};
}
export class NativeExtensionsScannerService extends AbstractExtensionsScannerService implements IExtensionsScannerService {
private readonly translationsPromise: Promise<Translations>;
constructor(
systemExtensionsLocation: URI,
userExtensionsLocation: URI,
userHome: URI,
userDataPath: URI,
userDataProfilesService: IUserDataProfilesService,
extensionsProfileScannerService: IExtensionsProfileScannerService,
fileService: IFileService,
logService: ILogService,
environmentService: IEnvironmentService,
productService: IProductService,
instantiationService: IInstantiationService,
) {
super(
systemExtensionsLocation,
userExtensionsLocation,
joinPath(userHome, '.vscode-oss-dev', 'extensions', 'control.json'),
joinPath(userDataPath, MANIFEST_CACHE_FOLDER),
userDataProfilesService, extensionsProfileScannerService, fileService, logService, environmentService, productService, instantiationService);
this.translationsPromise = (async () => {
if (platform.translationsConfigFile) {
try {
const content = await this.fileService.readFile(URI.file(platform.translationsConfigFile));
return JSON.parse(content.value.toString());
} catch (err) { /* Ignore Error */ }
}
return Object.create(null);
})();
}
protected getTranslations(language: string): Promise<Translations> {
return this.translationsPromise;
}
}
|