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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 { workspace, WorkspaceFoldersChangeEvent, Uri, window, Event, EventEmitter, QuickPickItem, Disposable, SourceControl, SourceControlResourceGroup, TextEditor, Memento, commands } from 'vscode';
import TelemetryReporter from '@vscode/extension-telemetry';
import { Repository, RepositoryState } from './repository';
import { memoize, sequentialize, debounce } from './decorators';
import { dispose, anyEvent, filterEvent, isDescendant, pathEquals, toDisposable, eventToPromise } from './util';
import { Git } from './git';
import * as path from 'path';
import * as fs from 'fs';
import * as nls from 'vscode-nls';
import { fromGitUri } from './uri';
import { APIState as State, CredentialsProvider, PushErrorHandler, PublishEvent, RemoteSourcePublisher, PostCommitCommandsProvider } from './api/git';
import { Askpass } from './askpass';
import { IPushErrorHandlerRegistry } from './pushError';
import { ApiRepository } from './api/api1';
import { IRemoteSourcePublisherRegistry } from './remotePublisher';
import { OutputChannelLogger } from './log';
import { IPostCommitCommandsProviderRegistry } from './postCommitCommands';
const localize = nls.loadMessageBundle();
class RepositoryPick implements QuickPickItem {
@memoize get label(): string {
return path.basename(this.repository.root);
}
@memoize get description(): string {
return [this.repository.headLabel, this.repository.syncLabel]
.filter(l => !!l)
.join(' ');
}
constructor(public readonly repository: Repository, public readonly index: number) { }
}
export interface ModelChangeEvent {
repository: Repository;
uri: Uri;
}
export interface OriginalResourceChangeEvent {
repository: Repository;
uri: Uri;
}
interface OpenRepository extends Disposable {
repository: Repository;
}
export class Model implements IRemoteSourcePublisherRegistry, IPostCommitCommandsProviderRegistry, IPushErrorHandlerRegistry {
private _onDidOpenRepository = new EventEmitter<Repository>();
readonly onDidOpenRepository: Event<Repository> = this._onDidOpenRepository.event;
private _onDidCloseRepository = new EventEmitter<Repository>();
readonly onDidCloseRepository: Event<Repository> = this._onDidCloseRepository.event;
private _onDidChangeRepository = new EventEmitter<ModelChangeEvent>();
readonly onDidChangeRepository: Event<ModelChangeEvent> = this._onDidChangeRepository.event;
private _onDidChangeOriginalResource = new EventEmitter<OriginalResourceChangeEvent>();
readonly onDidChangeOriginalResource: Event<OriginalResourceChangeEvent> = this._onDidChangeOriginalResource.event;
private openRepositories: OpenRepository[] = [];
get repositories(): Repository[] { return this.openRepositories.map(r => r.repository); }
private possibleGitRepositoryPaths = new Set<string>();
private _onDidChangeState = new EventEmitter<State>();
readonly onDidChangeState = this._onDidChangeState.event;
private _onDidPublish = new EventEmitter<PublishEvent>();
readonly onDidPublish = this._onDidPublish.event;
firePublishEvent(repository: Repository, branch?: string) {
this._onDidPublish.fire({ repository: new ApiRepository(repository), branch: branch });
}
private _state: State = 'uninitialized';
get state(): State { return this._state; }
setState(state: State): void {
this._state = state;
this._onDidChangeState.fire(state);
commands.executeCommand('setContext', 'git.state', state);
}
@memoize
get isInitialized(): Promise<void> {
if (this._state === 'initialized') {
return Promise.resolve();
}
return eventToPromise(filterEvent(this.onDidChangeState, s => s === 'initialized')) as Promise<any>;
}
private remoteSourcePublishers = new Set<RemoteSourcePublisher>();
private _onDidAddRemoteSourcePublisher = new EventEmitter<RemoteSourcePublisher>();
readonly onDidAddRemoteSourcePublisher = this._onDidAddRemoteSourcePublisher.event;
private _onDidRemoveRemoteSourcePublisher = new EventEmitter<RemoteSourcePublisher>();
readonly onDidRemoveRemoteSourcePublisher = this._onDidRemoveRemoteSourcePublisher.event;
private postCommitCommandsProviders = new Set<PostCommitCommandsProvider>();
private _onDidChangePostCommitCommandsProviders = new EventEmitter<void>();
readonly onDidChangePostCommitCommandsProviders = this._onDidChangePostCommitCommandsProviders.event;
private showRepoOnHomeDriveRootWarning = true;
private pushErrorHandlers = new Set<PushErrorHandler>();
private disposables: Disposable[] = [];
constructor(readonly git: Git, private readonly askpass: Askpass, private globalState: Memento, private outputChannelLogger: OutputChannelLogger, private telemetryReporter: TelemetryReporter) {
workspace.onDidChangeWorkspaceFolders(this.onDidChangeWorkspaceFolders, this, this.disposables);
window.onDidChangeVisibleTextEditors(this.onDidChangeVisibleTextEditors, this, this.disposables);
workspace.onDidChangeConfiguration(this.onDidChangeConfiguration, this, this.disposables);
const fsWatcher = workspace.createFileSystemWatcher('**');
this.disposables.push(fsWatcher);
const onWorkspaceChange = anyEvent(fsWatcher.onDidChange, fsWatcher.onDidCreate, fsWatcher.onDidDelete);
const onGitRepositoryChange = filterEvent(onWorkspaceChange, uri => /\/\.git/.test(uri.path));
const onPossibleGitRepositoryChange = filterEvent(onGitRepositoryChange, uri => !this.getRepository(uri));
onPossibleGitRepositoryChange(this.onPossibleGitRepositoryChange, this, this.disposables);
this.setState('uninitialized');
this.doInitialScan().finally(() => this.setState('initialized'));
}
private async doInitialScan(): Promise<void> {
await Promise.all([
this.onDidChangeWorkspaceFolders({ added: workspace.workspaceFolders || [], removed: [] }),
this.onDidChangeVisibleTextEditors(window.visibleTextEditors),
this.scanWorkspaceFolders()
]);
}
/**
* Scans each workspace folder, looking for git repositories. By
* default it scans one level deep but that can be changed using
* the git.repositoryScanMaxDepth setting.
*/
private async scanWorkspaceFolders(): Promise<void> {
const config = workspace.getConfiguration('git');
const autoRepositoryDetection = config.get<boolean | 'subFolders' | 'openEditors'>('autoRepositoryDetection');
this.outputChannelLogger.logTrace(`[swsf] Scan workspace sub folders. autoRepositoryDetection=${autoRepositoryDetection}`);
if (autoRepositoryDetection !== true && autoRepositoryDetection !== 'subFolders') {
return;
}
await Promise.all((workspace.workspaceFolders || []).map(async folder => {
const root = folder.uri.fsPath;
this.outputChannelLogger.logTrace(`[swsf] Workspace folder: ${root}`);
// Workspace folder children
const repositoryScanMaxDepth = (workspace.isTrusted ? workspace.getConfiguration('git', folder.uri) : config).get<number>('repositoryScanMaxDepth', 1);
const repositoryScanIgnoredFolders = (workspace.isTrusted ? workspace.getConfiguration('git', folder.uri) : config).get<string[]>('repositoryScanIgnoredFolders', []);
const subfolders = new Set(await this.traverseWorkspaceFolder(root, repositoryScanMaxDepth, repositoryScanIgnoredFolders));
// Repository scan folders
const scanPaths = (workspace.isTrusted ? workspace.getConfiguration('git', folder.uri) : config).get<string[]>('scanRepositories') || [];
this.outputChannelLogger.logTrace(`[swsf] Workspace scan settings: repositoryScanMaxDepth=${repositoryScanMaxDepth}; repositoryScanIgnoredFolders=[${repositoryScanIgnoredFolders.join(', ')}]; scanRepositories=[${scanPaths.join(', ')}]`);
for (const scanPath of scanPaths) {
if (scanPath === '.git') {
this.outputChannelLogger.logTrace('[swsf] \'.git\' not supported in \'git.scanRepositories\' setting.');
continue;
}
if (path.isAbsolute(scanPath)) {
const notSupportedMessage = localize('not supported', "Absolute paths not supported in 'git.scanRepositories' setting.");
this.outputChannelLogger.logWarning(notSupportedMessage);
console.warn(notSupportedMessage);
continue;
}
subfolders.add(path.join(root, scanPath));
}
this.outputChannelLogger.logTrace(`[swsf] Workspace scan sub folders: [${[...subfolders].join(', ')}]`);
await Promise.all([...subfolders].map(f => this.openRepository(f)));
}));
}
private async traverseWorkspaceFolder(workspaceFolder: string, maxDepth: number, repositoryScanIgnoredFolders: string[]): Promise<string[]> {
const result: string[] = [];
const foldersToTravers = [{ path: workspaceFolder, depth: 0 }];
while (foldersToTravers.length > 0) {
const currentFolder = foldersToTravers.shift()!;
if (currentFolder.depth < maxDepth || maxDepth === -1) {
const children = await fs.promises.readdir(currentFolder.path, { withFileTypes: true });
const childrenFolders = children
.filter(dirent =>
dirent.isDirectory() && dirent.name !== '.git' &&
!repositoryScanIgnoredFolders.find(f => pathEquals(dirent.name, f)))
.map(dirent => path.join(currentFolder.path, dirent.name));
result.push(...childrenFolders);
foldersToTravers.push(...childrenFolders.map(folder => {
return { path: folder, depth: currentFolder.depth + 1 };
}));
}
}
return result;
}
private onPossibleGitRepositoryChange(uri: Uri): void {
const config = workspace.getConfiguration('git');
const autoRepositoryDetection = config.get<boolean | 'subFolders' | 'openEditors'>('autoRepositoryDetection');
if (autoRepositoryDetection === false) {
return;
}
this.eventuallyScanPossibleGitRepository(uri.fsPath.replace(/\.git.*$/, ''));
}
private eventuallyScanPossibleGitRepository(path: string) {
this.possibleGitRepositoryPaths.add(path);
this.eventuallyScanPossibleGitRepositories();
}
@debounce(500)
private eventuallyScanPossibleGitRepositories(): void {
for (const path of this.possibleGitRepositoryPaths) {
this.openRepository(path);
}
this.possibleGitRepositoryPaths.clear();
}
private async onDidChangeWorkspaceFolders({ added, removed }: WorkspaceFoldersChangeEvent): Promise<void> {
const possibleRepositoryFolders = added
.filter(folder => !this.getOpenRepository(folder.uri));
const activeRepositoriesList = window.visibleTextEditors
.map(editor => this.getRepository(editor.document.uri))
.filter(repository => !!repository) as Repository[];
const activeRepositories = new Set<Repository>(activeRepositoriesList);
const openRepositoriesToDispose = removed
.map(folder => this.getOpenRepository(folder.uri))
.filter(r => !!r)
.filter(r => !activeRepositories.has(r!.repository))
.filter(r => !(workspace.workspaceFolders || []).some(f => isDescendant(f.uri.fsPath, r!.repository.root))) as OpenRepository[];
openRepositoriesToDispose.forEach(r => r.dispose());
this.outputChannelLogger.logTrace(`[swf] Scan workspace folders: [${possibleRepositoryFolders.map(p => p.uri.fsPath).join(', ')}]`);
await Promise.all(possibleRepositoryFolders.map(p => this.openRepository(p.uri.fsPath)));
}
private onDidChangeConfiguration(): void {
const possibleRepositoryFolders = (workspace.workspaceFolders || [])
.filter(folder => workspace.getConfiguration('git', folder.uri).get<boolean>('enabled') === true)
.filter(folder => !this.getOpenRepository(folder.uri));
const openRepositoriesToDispose = this.openRepositories
.map(repository => ({ repository, root: Uri.file(repository.repository.root) }))
.filter(({ root }) => workspace.getConfiguration('git', root).get<boolean>('enabled') !== true)
.map(({ repository }) => repository);
this.outputChannelLogger.logTrace(`[swf] Scan workspace folders: [${possibleRepositoryFolders.map(p => p.uri.fsPath).join(', ')}]`);
possibleRepositoryFolders.forEach(p => this.openRepository(p.uri.fsPath));
openRepositoriesToDispose.forEach(r => r.dispose());
}
private async onDidChangeVisibleTextEditors(editors: readonly TextEditor[]): Promise<void> {
if (!workspace.isTrusted) {
this.outputChannelLogger.logTrace('[svte] Workspace is not trusted.');
return;
}
const config = workspace.getConfiguration('git');
const autoRepositoryDetection = config.get<boolean | 'subFolders' | 'openEditors'>('autoRepositoryDetection');
this.outputChannelLogger.logTrace(`[svte] Scan visible text editors. autoRepositoryDetection=${autoRepositoryDetection}`);
if (autoRepositoryDetection !== true && autoRepositoryDetection !== 'openEditors') {
return;
}
await Promise.all(editors.map(async editor => {
const uri = editor.document.uri;
if (uri.scheme !== 'file') {
return;
}
const repository = this.getRepository(uri);
if (repository) {
this.outputChannelLogger.logTrace(`[svte] Repository for editor resource ${uri.fsPath} already exists: ${repository.root}`);
return;
}
this.outputChannelLogger.logTrace(`[svte] Open repository for editor resource ${uri.fsPath}`);
await this.openRepository(path.dirname(uri.fsPath));
}));
}
@sequentialize
async openRepository(repoPath: string): Promise<void> {
this.outputChannelLogger.logTrace(`Opening repository: ${repoPath}`);
if (this.getRepository(repoPath)) {
this.outputChannelLogger.logTrace(`Repository for path ${repoPath} already exists`);
return;
}
const config = workspace.getConfiguration('git', Uri.file(repoPath));
const enabled = config.get<boolean>('enabled') === true;
if (!enabled) {
this.outputChannelLogger.logTrace('Git is not enabled');
return;
}
if (!workspace.isTrusted) {
// Check if the folder is a bare repo: if it has a file named HEAD && `rev-parse --show -cdup` is empty
try {
fs.accessSync(path.join(repoPath, 'HEAD'), fs.constants.F_OK);
const result = await this.git.exec(repoPath, ['-C', repoPath, 'rev-parse', '--show-cdup']);
if (result.stderr.trim() === '' && result.stdout.trim() === '') {
this.outputChannelLogger.logTrace(`Bare repository: ${repoPath}`);
return;
}
} catch {
// If this throw, we should be good to open the repo (e.g. HEAD doesn't exist)
}
}
try {
const rawRoot = await this.git.getRepositoryRoot(repoPath);
// This can happen whenever `path` has the wrong case sensitivity in
// case insensitive file systems
// https://github.com/microsoft/vscode/issues/33498
const repositoryRoot = Uri.file(rawRoot).fsPath;
this.outputChannelLogger.logTrace(`Repository root: ${repositoryRoot}`);
if (this.getRepository(repositoryRoot)) {
this.outputChannelLogger.logTrace(`Repository for path ${repositoryRoot} already exists`);
return;
}
if (this.shouldRepositoryBeIgnored(rawRoot)) {
this.outputChannelLogger.logTrace(`Repository for path ${repositoryRoot} is ignored`);
return;
}
// On Window, opening a git repository from the root of the HOMEDRIVE poses a security risk.
// We will only a open git repository from the root of the HOMEDRIVE if the user explicitly
// opens the HOMEDRIVE as a folder. Only show the warning once during repository discovery.
if (process.platform === 'win32' && process.env.HOMEDRIVE && pathEquals(`${process.env.HOMEDRIVE}\\`, repositoryRoot)) {
const isRepoInWorkspaceFolders = (workspace.workspaceFolders ?? []).find(f => pathEquals(f.uri.fsPath, repositoryRoot))!!;
if (!isRepoInWorkspaceFolders) {
if (this.showRepoOnHomeDriveRootWarning) {
window.showWarningMessage(localize('repoOnHomeDriveRootWarning', "Unable to automatically open the git repository at '{0}'. To open that git repository, open it directly as a folder in VS Code.", repositoryRoot));
this.showRepoOnHomeDriveRootWarning = false;
}
this.outputChannelLogger.logTrace(`Repository for path ${repositoryRoot} is on the root of the HOMEDRIVE`);
return;
}
}
const dotGit = await this.git.getRepositoryDotGit(repositoryRoot);
const repository = new Repository(this.git.open(repositoryRoot, dotGit), this, this, this, this.globalState, this.outputChannelLogger, this.telemetryReporter);
this.open(repository);
repository.status(); // do not await this, we want SCM to know about the repo asap
} catch (ex) {
// noop
this.outputChannelLogger.logTrace(`Opening repository for path='${repoPath}' failed; ex=${ex}`);
}
}
private shouldRepositoryBeIgnored(repositoryRoot: string): boolean {
const config = workspace.getConfiguration('git');
const ignoredRepos = config.get<string[]>('ignoredRepositories') || [];
for (const ignoredRepo of ignoredRepos) {
if (path.isAbsolute(ignoredRepo)) {
if (pathEquals(ignoredRepo, repositoryRoot)) {
return true;
}
} else {
for (const folder of workspace.workspaceFolders || []) {
if (pathEquals(path.join(folder.uri.fsPath, ignoredRepo), repositoryRoot)) {
return true;
}
}
}
}
return false;
}
private open(repository: Repository): void {
this.outputChannelLogger.logInfo(`Open repository: ${repository.root}`);
const onDidDisappearRepository = filterEvent(repository.onDidChangeState, state => state === RepositoryState.Disposed);
const disappearListener = onDidDisappearRepository(() => dispose());
const changeListener = repository.onDidChangeRepository(uri => this._onDidChangeRepository.fire({ repository, uri }));
const originalResourceChangeListener = repository.onDidChangeOriginalResource(uri => this._onDidChangeOriginalResource.fire({ repository, uri }));
const shouldDetectSubmodules = workspace
.getConfiguration('git', Uri.file(repository.root))
.get<boolean>('detectSubmodules') as boolean;
const submodulesLimit = workspace
.getConfiguration('git', Uri.file(repository.root))
.get<number>('detectSubmodulesLimit') as number;
const checkForSubmodules = () => {
if (!shouldDetectSubmodules) {
return;
}
if (repository.submodules.length > submodulesLimit) {
window.showWarningMessage(localize('too many submodules', "The '{0}' repository has {1} submodules which won't be opened automatically. You can still open each one individually by opening a file within.", path.basename(repository.root), repository.submodules.length));
statusListener.dispose();
}
repository.submodules
.slice(0, submodulesLimit)
.map(r => path.join(repository.root, r.path))
.forEach(p => this.eventuallyScanPossibleGitRepository(p));
};
const statusListener = repository.onDidRunGitStatus(checkForSubmodules);
checkForSubmodules();
const dispose = () => {
disappearListener.dispose();
changeListener.dispose();
originalResourceChangeListener.dispose();
statusListener.dispose();
repository.dispose();
this.openRepositories = this.openRepositories.filter(e => e !== openRepository);
this._onDidCloseRepository.fire(repository);
};
const openRepository = { repository, dispose };
this.openRepositories.push(openRepository);
this._onDidOpenRepository.fire(repository);
}
close(repository: Repository): void {
const openRepository = this.getOpenRepository(repository);
if (!openRepository) {
return;
}
this.outputChannelLogger.logInfo(`Close repository: ${repository.root}`);
openRepository.dispose();
}
async pickRepository(): Promise<Repository | undefined> {
if (this.openRepositories.length === 0) {
throw new Error(localize('no repositories', "There are no available repositories"));
}
const picks = this.openRepositories.map((e, index) => new RepositoryPick(e.repository, index));
const active = window.activeTextEditor;
const repository = active && this.getRepository(active.document.fileName);
const index = picks.findIndex(pick => pick.repository === repository);
// Move repository pick containing the active text editor to appear first
if (index > -1) {
picks.unshift(...picks.splice(index, 1));
}
const placeHolder = localize('pick repo', "Choose a repository");
const pick = await window.showQuickPick(picks, { placeHolder });
return pick && pick.repository;
}
getRepository(sourceControl: SourceControl): Repository | undefined;
getRepository(resourceGroup: SourceControlResourceGroup): Repository | undefined;
getRepository(path: string): Repository | undefined;
getRepository(resource: Uri): Repository | undefined;
getRepository(hint: any): Repository | undefined {
const liveRepository = this.getOpenRepository(hint);
return liveRepository && liveRepository.repository;
}
private getOpenRepository(repository: Repository): OpenRepository | undefined;
private getOpenRepository(sourceControl: SourceControl): OpenRepository | undefined;
private getOpenRepository(resourceGroup: SourceControlResourceGroup): OpenRepository | undefined;
private getOpenRepository(path: string): OpenRepository | undefined;
private getOpenRepository(resource: Uri): OpenRepository | undefined;
private getOpenRepository(hint: any): OpenRepository | undefined {
if (!hint) {
return undefined;
}
if (hint instanceof Repository) {
return this.openRepositories.filter(r => r.repository === hint)[0];
}
if (hint instanceof ApiRepository) {
return this.openRepositories.filter(r => r.repository === hint.repository)[0];
}
if (typeof hint === 'string') {
hint = Uri.file(hint);
}
if (hint instanceof Uri) {
let resourcePath: string;
if (hint.scheme === 'git') {
resourcePath = fromGitUri(hint).path;
} else {
resourcePath = hint.fsPath;
}
outer:
for (const liveRepository of this.openRepositories.sort((a, b) => b.repository.root.length - a.repository.root.length)) {
if (!isDescendant(liveRepository.repository.root, resourcePath)) {
continue;
}
for (const submodule of liveRepository.repository.submodules) {
const submoduleRoot = path.join(liveRepository.repository.root, submodule.path);
if (isDescendant(submoduleRoot, resourcePath)) {
continue outer;
}
}
return liveRepository;
}
return undefined;
}
for (const liveRepository of this.openRepositories) {
const repository = liveRepository.repository;
if (hint === repository.sourceControl) {
return liveRepository;
}
if (hint === repository.mergeGroup || hint === repository.indexGroup || hint === repository.workingTreeGroup) {
return liveRepository;
}
}
return undefined;
}
getRepositoryForSubmodule(submoduleUri: Uri): Repository | undefined {
for (const repository of this.repositories) {
for (const submodule of repository.submodules) {
const submodulePath = path.join(repository.root, submodule.path);
if (submodulePath === submoduleUri.fsPath) {
return repository;
}
}
}
return undefined;
}
registerRemoteSourcePublisher(publisher: RemoteSourcePublisher): Disposable {
this.remoteSourcePublishers.add(publisher);
this._onDidAddRemoteSourcePublisher.fire(publisher);
return toDisposable(() => {
this.remoteSourcePublishers.delete(publisher);
this._onDidRemoveRemoteSourcePublisher.fire(publisher);
});
}
getRemoteSourcePublishers(): RemoteSourcePublisher[] {
return [...this.remoteSourcePublishers.values()];
}
registerPostCommitCommandsProvider(provider: PostCommitCommandsProvider): Disposable {
this.postCommitCommandsProviders.add(provider);
this._onDidChangePostCommitCommandsProviders.fire();
return toDisposable(() => {
this.postCommitCommandsProviders.delete(provider);
this._onDidChangePostCommitCommandsProviders.fire();
});
}
getPostCommitCommandsProviders(): PostCommitCommandsProvider[] {
return [...this.postCommitCommandsProviders.values()];
}
registerCredentialsProvider(provider: CredentialsProvider): Disposable {
return this.askpass.registerCredentialsProvider(provider);
}
registerPushErrorHandler(handler: PushErrorHandler): Disposable {
this.pushErrorHandlers.add(handler);
return toDisposable(() => this.pushErrorHandlers.delete(handler));
}
getPushErrorHandlers(): PushErrorHandler[] {
return [...this.pushErrorHandlers];
}
dispose(): void {
const openRepositories = [...this.openRepositories];
openRepositories.forEach(r => r.dispose());
this.openRepositories = [];
this.possibleGitRepositoryPaths.clear();
this.disposables = dispose(this.disposables);
}
}
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