Files
azuredatastudio/src/vs/workbench/services/dialogs/browser/remoteFileDialog.ts

739 lines
29 KiB
TypeScript

/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the Source EULA. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import * as nls from 'vs/nls';
import * as resources from 'vs/base/common/resources';
import * as objects from 'vs/base/common/objects';
import { IFileService, IFileStat, FileKind } from 'vs/platform/files/common/files';
import { IQuickInputService, IQuickPickItem, IQuickPick } from 'vs/platform/quickinput/common/quickInput';
import { URI } from 'vs/base/common/uri';
import { isWindows } from 'vs/base/common/platform';
import { ISaveDialogOptions, IOpenDialogOptions, IFileDialogService } from 'vs/platform/dialogs/common/dialogs';
import { REMOTE_HOST_SCHEME } from 'vs/platform/remote/common/remoteHosts';
import { ILabelService } from 'vs/platform/label/common/label';
import { IWorkspaceContextService } from 'vs/platform/workspace/common/workspace';
import { INotificationService } from 'vs/platform/notification/common/notification';
import { IModelService } from 'vs/editor/common/services/modelService';
import { IModeService } from 'vs/editor/common/services/modeService';
import { getIconClasses } from 'vs/editor/common/services/getIconClasses';
import { Schemas } from 'vs/base/common/network';
import { IWorkbenchEnvironmentService } from 'vs/workbench/services/environment/common/environmentService';
import { IRemoteAgentService } from 'vs/workbench/services/remote/common/remoteAgentService';
import { IContextKeyService, IContextKey } from 'vs/platform/contextkey/common/contextkey';
import { RemoteFileDialogContext } from 'vs/workbench/common/contextkeys';
import { equalsIgnoreCase, format } from 'vs/base/common/strings';
import { OpenLocalFileAction, OpenLocalFileFolderAction, OpenLocalFolderAction } from 'vs/workbench/browser/actions/workspaceActions';
import { IKeybindingService } from 'vs/platform/keybinding/common/keybinding';
interface FileQuickPickItem extends IQuickPickItem {
uri: URI;
isFolder: boolean;
}
enum UpdateResult {
Updated,
NotUpdated,
InvalidPath
}
// Reference: https://en.wikipedia.org/wiki/Filename
const INVALID_FILE_CHARS = isWindows ? /[\\/:\*\?"<>\|]/g : /[\\/]/g;
const WINDOWS_FORBIDDEN_NAMES = /^(con|prn|aux|clock\$|nul|lpt[0-9]|com[0-9])$/i;
export class RemoteFileDialog {
private options: IOpenDialogOptions;
private currentFolder: URI;
private filePickBox: IQuickPick<FileQuickPickItem>;
private hidden: boolean;
private allowFileSelection: boolean;
private allowFolderSelection: boolean;
private remoteAuthority: string | undefined;
private requiresTrailing: boolean;
private scheme: string = REMOTE_HOST_SCHEME;
private shouldOverwriteFile: boolean = false;
private contextKey: IContextKey<boolean>;
private userEnteredPathSegment: string;
private autoCompletePathSegment: string;
private activeItem: FileQuickPickItem;
private userHome: URI;
private badPath: string | undefined;
constructor(
@IFileService private readonly fileService: IFileService,
@IQuickInputService private readonly quickInputService: IQuickInputService,
@ILabelService private readonly labelService: ILabelService,
@IWorkspaceContextService private readonly workspaceContextService: IWorkspaceContextService,
@INotificationService private readonly notificationService: INotificationService,
@IFileDialogService private readonly fileDialogService: IFileDialogService,
@IModelService private readonly modelService: IModelService,
@IModeService private readonly modeService: IModeService,
@IWorkbenchEnvironmentService private readonly environmentService: IWorkbenchEnvironmentService,
@IRemoteAgentService private readonly remoteAgentService: IRemoteAgentService,
@IKeybindingService private readonly keybindingService: IKeybindingService,
@IContextKeyService contextKeyService: IContextKeyService,
) {
this.remoteAuthority = this.environmentService.configuration.remoteAuthority;
this.contextKey = RemoteFileDialogContext.bindTo(contextKeyService);
}
public async showOpenDialog(options: IOpenDialogOptions = {}): Promise<URI | undefined> {
this.scheme = this.getScheme(options.defaultUri, options.availableFileSystems);
this.userHome = await this.getUserHome();
const newOptions = await this.getOptions(options);
if (!newOptions) {
return Promise.resolve(undefined);
}
this.options = newOptions;
return this.pickResource();
}
public async showSaveDialog(options: ISaveDialogOptions): Promise<URI | undefined> {
this.scheme = this.getScheme(options.defaultUri, options.availableFileSystems);
this.userHome = await this.getUserHome();
this.requiresTrailing = true;
const newOptions = await this.getOptions(options, true);
if (!newOptions) {
return Promise.resolve(undefined);
}
this.options = newOptions;
this.options.canSelectFolders = true;
this.options.canSelectFiles = true;
return new Promise<URI | undefined>((resolve) => {
this.pickResource(true).then(folderUri => {
resolve(folderUri);
});
});
}
private getOptions(options: ISaveDialogOptions | IOpenDialogOptions, isSave: boolean = false): IOpenDialogOptions | undefined {
let defaultUri = options.defaultUri;
const filename = (defaultUri && isSave && (resources.dirname(defaultUri).path === '/')) ? resources.basename(defaultUri) : undefined;
if (!defaultUri || filename) {
defaultUri = this.userHome;
if (filename) {
defaultUri = resources.joinPath(defaultUri, filename);
}
}
if ((this.scheme !== Schemas.file) && !this.fileService.canHandleResource(defaultUri)) {
this.notificationService.info(nls.localize('remoteFileDialog.notConnectedToRemote', 'File system provider for {0} is not available.', defaultUri.toString()));
return undefined;
}
const newOptions: IOpenDialogOptions = objects.deepClone(options);
newOptions.defaultUri = defaultUri;
return newOptions;
}
private remoteUriFrom(path: string): URI {
path = path.replace(/\\/g, '/');
return resources.toLocalResource(URI.from({ scheme: this.scheme, path }), this.scheme === Schemas.file ? undefined : this.remoteAuthority);
}
private getScheme(defaultUri: URI | undefined, available: string[] | undefined): string {
return defaultUri ? defaultUri.scheme : (available ? available[0] : Schemas.file);
}
private async getUserHome(): Promise<URI> {
if (this.scheme !== Schemas.file) {
const env = await this.remoteAgentService.getEnvironment();
if (env) {
return env.userHome;
}
}
return URI.from({ scheme: this.scheme, path: this.environmentService.userHome });
}
private async pickResource(isSave: boolean = false): Promise<URI | undefined> {
this.allowFolderSelection = !!this.options.canSelectFolders;
this.allowFileSelection = !!this.options.canSelectFiles;
this.hidden = false;
let homedir: URI = this.options.defaultUri ? this.options.defaultUri : this.workspaceContextService.getWorkspace().folders[0].uri;
let trailing: string | undefined;
let stat: IFileStat | undefined;
let ext: string = resources.extname(homedir);
if (this.options.defaultUri) {
try {
stat = await this.fileService.resolve(this.options.defaultUri);
} catch (e) {
// The file or folder doesn't exist
}
if (!stat || !stat.isDirectory) {
homedir = resources.dirname(this.options.defaultUri);
trailing = resources.basename(this.options.defaultUri);
}
// append extension
if (isSave && !ext && this.options.filters) {
for (let i = 0; i < this.options.filters.length; i++) {
if (this.options.filters[i].extensions[0] !== '*') {
ext = '.' + this.options.filters[i].extensions[0];
trailing = trailing ? trailing + ext : ext;
break;
}
}
}
}
return new Promise<URI | undefined>(async (resolve) => {
this.filePickBox = this.quickInputService.createQuickPick<FileQuickPickItem>();
this.filePickBox.matchOnLabel = false;
this.filePickBox.autoFocusOnList = false;
this.filePickBox.ok = true;
if (this.options && this.options.availableFileSystems && (this.options.availableFileSystems.length > 1)) {
this.filePickBox.customButton = true;
this.filePickBox.customLabel = nls.localize('remoteFileDialog.local', 'Show Local');
const action = this.allowFileSelection ? (this.allowFolderSelection ? OpenLocalFileFolderAction : OpenLocalFileAction) : OpenLocalFolderAction;
const keybinding = this.keybindingService.lookupKeybinding(action.ID);
if (keybinding) {
const label = keybinding.getLabel();
if (label) {
this.filePickBox.customHover = format('{0} ({1})', action.LABEL, label);
}
}
}
let isResolving = false;
let isAcceptHandled = false;
this.currentFolder = homedir;
this.userEnteredPathSegment = '';
this.autoCompletePathSegment = '';
this.filePickBox.title = this.options.title;
this.filePickBox.value = this.pathFromUri(this.currentFolder, true);
this.filePickBox.valueSelection = [this.filePickBox.value.length, this.filePickBox.value.length];
this.filePickBox.items = [];
function doResolve(dialog: RemoteFileDialog, uri: URI | undefined) {
resolve(uri);
dialog.contextKey.set(false);
dialog.filePickBox.dispose();
}
this.filePickBox.onDidCustom(() => {
if (isAcceptHandled || this.filePickBox.busy) {
return undefined; // {{SQL CARBON EDIT}} @todo anthonydresser return to return; when we do strict null checks
}
isAcceptHandled = true;
isResolving = true;
if (this.options.availableFileSystems && (this.options.availableFileSystems.length > 1)) {
this.options.availableFileSystems.shift();
}
this.options.defaultUri = undefined;
if (this.requiresTrailing) {
return this.fileDialogService.showSaveDialog(this.options).then(result => {
doResolve(this, result);
});
} else {
return this.fileDialogService.showOpenDialog(this.options).then(result => {
doResolve(this, result ? result[0] : undefined);
});
}
});
this.filePickBox.onDidAccept(_ => {
if (isAcceptHandled || this.filePickBox.busy) {
return;
}
isAcceptHandled = true;
isResolving = true;
this.onDidAccept().then(resolveValue => {
if (resolveValue) {
this.filePickBox.hide();
doResolve(this, resolveValue);
} else if (this.hidden) {
doResolve(this, undefined);
} else {
isResolving = false;
isAcceptHandled = false;
}
});
});
this.filePickBox.onDidChangeActive(i => {
isAcceptHandled = false;
// update input box to match the first selected item
if ((i.length === 1) && this.isChangeFromUser()) {
this.setAutoComplete(this.constructFullUserPath(), this.userEnteredPathSegment, i[0], true);
}
});
this.filePickBox.onDidChangeValue(async value => {
// onDidChangeValue can also be triggered by the auto complete, so if it looks like the auto complete, don't do anything
if (this.isChangeFromUser()) {
// If the user has just entered more bad path, don't change anything
if (value !== this.constructFullUserPath() && !this.isBadSubpath(value)) {
this.filePickBox.validationMessage = undefined;
this.shouldOverwriteFile = false;
const valueUri = this.remoteUriFrom(this.trimTrailingSlash(this.filePickBox.value));
let updated: UpdateResult = UpdateResult.NotUpdated;
if (!resources.isEqual(this.remoteUriFrom(this.trimTrailingSlash(this.pathFromUri(this.currentFolder))), valueUri, true)) {
updated = await this.tryUpdateItems(value, this.remoteUriFrom(this.filePickBox.value));
}
if (updated === UpdateResult.NotUpdated) {
this.setActiveItems(value);
}
} else {
this.filePickBox.activeItems = [];
}
}
});
this.filePickBox.onDidHide(() => {
this.hidden = true;
if (!isResolving) {
doResolve(this, undefined);
}
});
this.filePickBox.show();
this.contextKey.set(true);
await this.updateItems(homedir, trailing);
if (trailing) {
this.filePickBox.valueSelection = [this.filePickBox.value.length - trailing.length, this.filePickBox.value.length - ext.length];
} else {
this.filePickBox.valueSelection = [this.filePickBox.value.length, this.filePickBox.value.length];
}
});
}
private isBadSubpath(value: string) {
return this.badPath && (value.length > this.badPath.length) && equalsIgnoreCase(value.substring(0, this.badPath.length), this.badPath);
}
private isChangeFromUser(): boolean {
if ((this.filePickBox.value === this.pathAppend(this.currentFolder, this.userEnteredPathSegment + this.autoCompletePathSegment))
&& (this.activeItem === (this.filePickBox.activeItems ? this.filePickBox.activeItems[0] : undefined))) {
return false;
}
return true;
}
private constructFullUserPath(): string {
return this.pathAppend(this.currentFolder, this.userEnteredPathSegment);
}
private async onDidAccept(): Promise<URI | undefined> {
let resolveValue: URI | undefined;
let navigateValue: URI | undefined;
const trimmedPickBoxValue = ((this.filePickBox.value.length > 1) && this.endsWithSlash(this.filePickBox.value)) ? this.filePickBox.value.substr(0, this.filePickBox.value.length - 1) : this.filePickBox.value;
const inputUri = this.remoteUriFrom(trimmedPickBoxValue);
const inputUriDirname = resources.dirname(inputUri);
let stat: IFileStat | undefined;
let statDirname: IFileStat | undefined;
try {
statDirname = await this.fileService.resolve(inputUriDirname);
stat = await this.fileService.resolve(inputUri);
} catch (e) {
// do nothing
}
// Find resolve value
if (this.filePickBox.activeItems.length === 0) {
if (!this.requiresTrailing && resources.isEqual(this.currentFolder, inputUri, true)) {
resolveValue = inputUri;
} else if (statDirname && statDirname.isDirectory) {
resolveValue = inputUri;
} else if (stat && stat.isDirectory) {
navigateValue = inputUri;
}
} else if (this.filePickBox.activeItems.length === 1) {
const item = this.filePickBox.selectedItems[0];
if (item) {
if (!item.isFolder) {
resolveValue = item.uri;
} else {
navigateValue = item.uri;
}
}
}
if (resolveValue) {
resolveValue = this.addPostfix(resolveValue);
if (await this.validate(resolveValue)) {
return Promise.resolve(resolveValue);
}
} else if (navigateValue) {
// Try to navigate into the folder
await this.updateItems(navigateValue);
} else {
// validation error. Path does not exist.
}
return Promise.resolve(undefined);
}
private async tryUpdateItems(value: string, valueUri: URI): Promise<UpdateResult> {
if (value[value.length - 1] === '~') {
await this.updateItems(this.userHome);
this.badPath = undefined;
return UpdateResult.Updated;
} else if (this.endsWithSlash(value) || (!resources.isEqual(this.currentFolder, resources.dirname(valueUri), true) && resources.isEqualOrParent(this.currentFolder, resources.dirname(valueUri), true))) {
let stat: IFileStat | undefined;
try {
stat = await this.fileService.resolve(valueUri);
} catch (e) {
// do nothing
}
if (stat && stat.isDirectory && (resources.basename(valueUri) !== '.') && this.endsWithSlash(value)) {
await this.updateItems(valueUri);
return UpdateResult.Updated;
} else if (this.endsWithSlash(value)) {
// The input box contains a path that doesn't exist on the system.
this.filePickBox.validationMessage = nls.localize('remoteFileDialog.badPath', 'The path does not exist.');
// Save this bad path. It can take too long to to a stat on every user entered character, but once a user enters a bad path they are likely
// to keep typing more bad path. We can compare against this bad path and see if the user entered path starts with it.
this.badPath = value;
return UpdateResult.InvalidPath;
} else {
const inputUriDirname = resources.dirname(valueUri);
if (!resources.isEqual(this.remoteUriFrom(this.trimTrailingSlash(this.pathFromUri(this.currentFolder))), inputUriDirname, true)) {
let statWithoutTrailing: IFileStat | undefined;
try {
statWithoutTrailing = await this.fileService.resolve(inputUriDirname);
} catch (e) {
// do nothing
}
if (statWithoutTrailing && statWithoutTrailing.isDirectory && (resources.basename(valueUri) !== '.')) {
await this.updateItems(inputUriDirname, resources.basename(valueUri));
this.badPath = undefined;
return UpdateResult.Updated;
}
}
}
}
this.badPath = undefined;
return UpdateResult.NotUpdated;
}
private setActiveItems(value: string) {
const inputBasename = resources.basename(this.remoteUriFrom(value));
// Make sure that the folder whose children we are currently viewing matches the path in the input
const userPath = this.constructFullUserPath();
if (userPath === value.substring(0, userPath.length)) {
let hasMatch = false;
for (let i = 0; i < this.filePickBox.items.length; i++) {
const item = <FileQuickPickItem>this.filePickBox.items[i];
if (this.setAutoComplete(value, inputBasename, item)) {
hasMatch = true;
break;
}
}
if (!hasMatch) {
this.userEnteredPathSegment = inputBasename;
this.autoCompletePathSegment = '';
this.filePickBox.activeItems = [];
}
} else {
if (inputBasename !== resources.basename(this.currentFolder)) {
this.userEnteredPathSegment = inputBasename;
} else {
this.userEnteredPathSegment = '';
}
this.autoCompletePathSegment = '';
}
}
private setAutoComplete(startingValue: string, startingBasename: string, quickPickItem: FileQuickPickItem, force: boolean = false): boolean {
if (this.filePickBox.busy) {
// We're in the middle of something else. Doing an auto complete now can result jumbled or incorrect autocompletes.
this.userEnteredPathSegment = startingBasename;
this.autoCompletePathSegment = '';
return false;
}
const itemBasename = quickPickItem.label;
// Either force the autocomplete, or the old value should be one smaller than the new value and match the new value.
if (!force && (itemBasename.length >= startingBasename.length) && equalsIgnoreCase(itemBasename.substr(0, startingBasename.length), startingBasename)) {
this.userEnteredPathSegment = startingBasename;
this.activeItem = quickPickItem;
// Changing the active items will trigger the onDidActiveItemsChanged. Clear the autocomplete first, then set it after.
this.autoCompletePathSegment = '';
this.filePickBox.activeItems = [quickPickItem];
this.autoCompletePathSegment = itemBasename.substr(startingBasename.length);
this.insertText(startingValue + this.autoCompletePathSegment, this.autoCompletePathSegment);
this.filePickBox.valueSelection = [startingValue.length, this.filePickBox.value.length];
return true;
} else if (force && (quickPickItem.label !== (this.userEnteredPathSegment + this.autoCompletePathSegment))) {
this.userEnteredPathSegment = '';
this.autoCompletePathSegment = itemBasename;
this.activeItem = quickPickItem;
this.filePickBox.valueSelection = [this.pathFromUri(this.currentFolder, true).length, this.filePickBox.value.length];
// use insert text to preserve undo buffer
this.insertText(this.pathAppend(this.currentFolder, itemBasename), itemBasename);
this.filePickBox.valueSelection = [this.filePickBox.value.length - itemBasename.length, this.filePickBox.value.length];
return true;
} else {
this.userEnteredPathSegment = startingBasename;
this.autoCompletePathSegment = '';
return false;
}
}
private insertText(wholeValue: string, insertText: string) {
if (this.filePickBox.inputHasFocus()) {
document.execCommand('insertText', false, insertText);
} else {
this.filePickBox.value = wholeValue;
}
}
private addPostfix(uri: URI): URI {
let result = uri;
if (this.requiresTrailing && this.options.filters && this.options.filters.length > 0) {
// Make sure that the suffix is added. If the user deleted it, we automatically add it here
let hasExt: boolean = false;
const currentExt = resources.extname(uri).substr(1);
if (currentExt !== '') {
for (let i = 0; i < this.options.filters.length; i++) {
for (let j = 0; j < this.options.filters[i].extensions.length; j++) {
if ((this.options.filters[i].extensions[j] === '*') || (this.options.filters[i].extensions[j] === currentExt)) {
hasExt = true;
break;
}
}
if (hasExt) {
break;
}
}
}
if (!hasExt) {
result = resources.joinPath(resources.dirname(uri), resources.basename(uri) + '.' + this.options.filters[0].extensions[0]);
}
}
return result;
}
private trimTrailingSlash(path: string): string {
return ((path.length > 1) && this.endsWithSlash(path)) ? path.substr(0, path.length - 1) : path;
}
private yesNoPrompt(message: string): Promise<boolean> {
interface YesNoItem extends IQuickPickItem {
value: boolean;
}
const prompt = this.quickInputService.createQuickPick<YesNoItem>();
const no = nls.localize('remoteFileDialog.no', 'No');
prompt.items = [{ label: no, value: false }, { label: nls.localize('remoteFileDialog.yes', 'Yes'), value: true }];
prompt.title = message;
prompt.placeholder = no;
let isResolving = false;
return new Promise<boolean>(resolve => {
prompt.onDidAccept(() => {
isResolving = true;
prompt.hide();
resolve(prompt.selectedItems ? prompt.selectedItems[0].value : false);
});
prompt.onDidHide(() => {
if (!isResolving) {
resolve(false);
}
this.filePickBox.show();
this.hidden = false;
this.filePickBox.items = this.filePickBox.items;
prompt.dispose();
});
prompt.show();
});
}
private async validate(uri: URI): Promise<boolean> {
let stat: IFileStat | undefined;
let statDirname: IFileStat | undefined;
try {
statDirname = await this.fileService.resolve(resources.dirname(uri));
stat = await this.fileService.resolve(uri);
} catch (e) {
// do nothing
}
if (this.requiresTrailing) { // save
if (stat && stat.isDirectory) {
// Can't do this
this.filePickBox.validationMessage = nls.localize('remoteFileDialog.validateFolder', 'The folder already exists. Please use a new file name.');
return Promise.resolve(false);
} else if (stat && !this.shouldOverwriteFile) {
// Replacing a file.
this.shouldOverwriteFile = true;
// Show a yes/no prompt
const message = nls.localize('remoteFileDialog.validateExisting', '{0} already exists. Are you sure you want to overwrite it?', resources.basename(uri));
return this.yesNoPrompt(message);
} else if (!this.isValidBaseName(resources.basename(uri))) {
// Filename not allowed
this.filePickBox.validationMessage = nls.localize('remoteFileDialog.validateBadFilename', 'Please enter a valid file name.');
return Promise.resolve(false);
} else if (!statDirname || !statDirname.isDirectory) {
// Folder to save in doesn't exist
this.filePickBox.validationMessage = nls.localize('remoteFileDialog.validateNonexistentDir', 'Please enter a path that exists.');
return Promise.resolve(false);
}
} else { // open
if (!stat) {
// File or folder doesn't exist
this.filePickBox.validationMessage = nls.localize('remoteFileDialog.validateNonexistentDir', 'Please enter a path that exists.');
return Promise.resolve(false);
} else if (stat.isDirectory && !this.allowFolderSelection) {
// Folder selected when folder selection not permitted
this.filePickBox.validationMessage = nls.localize('remoteFileDialog.validateFileOnly', 'Please select a file.');
return Promise.resolve(false);
} else if (!stat.isDirectory && !this.allowFileSelection) {
// File selected when file selection not permitted
this.filePickBox.validationMessage = nls.localize('remoteFileDialog.validateFolderOnly', 'Please select a folder.');
return Promise.resolve(false);
}
}
return Promise.resolve(true);
}
private async updateItems(newFolder: URI, trailing?: string) {
this.filePickBox.busy = true;
this.userEnteredPathSegment = trailing ? trailing : '';
this.autoCompletePathSegment = '';
const newValue = trailing ? this.pathFromUri(resources.joinPath(newFolder, trailing)) : this.pathFromUri(newFolder, true);
this.currentFolder = this.remoteUriFrom(this.pathFromUri(newFolder, true));
return this.createItems(this.currentFolder).then(items => {
this.filePickBox.items = items;
if (this.allowFolderSelection) {
this.filePickBox.activeItems = [];
}
if (!equalsIgnoreCase(this.filePickBox.value, newValue)) {
this.filePickBox.valueSelection = [0, this.filePickBox.value.length];
this.insertText(newValue, newValue);
}
this.filePickBox.valueSelection = [this.filePickBox.value.length, this.filePickBox.value.length];
this.filePickBox.busy = false;
});
}
private pathFromUri(uri: URI, endWithSeparator: boolean = false): string {
const sep = this.labelService.getSeparator(uri.scheme, uri.authority);
let result: string;
if (sep === '/') {
result = uri.fsPath.replace(/\\/g, sep);
} else {
result = uri.fsPath.replace(/\//g, sep);
}
if (endWithSeparator && !this.endsWithSlash(result)) {
result = result + sep;
}
return result;
}
private pathAppend(uri: URI, additional: string): string {
if ((additional === '..') || (additional === '.')) {
const basePath = this.pathFromUri(uri);
return basePath + (this.endsWithSlash(basePath) ? '' : this.labelService.getSeparator(uri.scheme, uri.authority)) + additional;
} else {
return this.pathFromUri(resources.joinPath(uri, additional));
}
}
private isValidBaseName(name: string): boolean {
if (!name || name.length === 0 || /^\s+$/.test(name)) {
return false; // require a name that is not just whitespace
}
INVALID_FILE_CHARS.lastIndex = 0; // the holy grail of software development
if (INVALID_FILE_CHARS.test(name)) {
return false; // check for certain invalid file characters
}
if (isWindows && WINDOWS_FORBIDDEN_NAMES.test(name)) {
return false; // check for certain invalid file names
}
if (name === '.' || name === '..') {
return false; // check for reserved values
}
if (isWindows && name[name.length - 1] === '.') {
return false; // Windows: file cannot end with a "."
}
if (isWindows && name.length !== name.trim().length) {
return false; // Windows: file cannot end with a whitespace
}
return true;
}
private endsWithSlash(s: string) {
return /[\/\\]$/.test(s);
}
private basenameWithTrailingSlash(fullPath: URI): string {
const child = this.pathFromUri(fullPath, true);
const parent = this.pathFromUri(resources.dirname(fullPath), true);
return child.substring(parent.length);
}
private createBackItem(currFolder: URI): FileQuickPickItem | null {
const parentFolder = resources.dirname(currFolder)!;
if (!resources.isEqual(currFolder, parentFolder, true)) {
return { label: '..', uri: resources.dirname(currFolder), isFolder: true };
}
return null;
}
private async createItems(currentFolder: URI): Promise<FileQuickPickItem[]> {
const result: FileQuickPickItem[] = [];
const backDir = this.createBackItem(currentFolder);
try {
const folder = await this.fileService.resolve(currentFolder);
const fileNames = folder.children ? folder.children.map(child => child.name) : [];
const items = await Promise.all(fileNames.map(fileName => this.createItem(fileName, currentFolder)));
for (let item of items) {
if (item) {
result.push(item);
}
}
} catch (e) {
// ignore
console.log(e);
}
const sorted = result.sort((i1, i2) => {
if (i1.isFolder !== i2.isFolder) {
return i1.isFolder ? -1 : 1;
}
const trimmed1 = this.endsWithSlash(i1.label) ? i1.label.substr(0, i1.label.length - 1) : i1.label;
const trimmed2 = this.endsWithSlash(i2.label) ? i2.label.substr(0, i2.label.length - 1) : i2.label;
return trimmed1.localeCompare(trimmed2);
});
if (backDir) {
sorted.unshift(backDir);
}
return sorted;
}
private filterFile(file: URI): boolean {
if (this.options.filters) {
const ext = resources.extname(file);
for (let i = 0; i < this.options.filters.length; i++) {
for (let j = 0; j < this.options.filters[i].extensions.length; j++) {
if (ext === ('.' + this.options.filters[i].extensions[j])) {
return true;
}
}
}
return false;
}
return true;
}
private async createItem(filename: string, parent: URI): Promise<FileQuickPickItem | undefined> {
let fullPath = resources.joinPath(parent, filename);
try {
const stat = await this.fileService.resolve(fullPath);
if (stat.isDirectory) {
filename = this.basenameWithTrailingSlash(fullPath);
return { label: filename, uri: fullPath, isFolder: true, iconClasses: getIconClasses(this.modelService, this.modeService, fullPath || undefined, FileKind.FOLDER) };
} else if (!stat.isDirectory && this.allowFileSelection && this.filterFile(fullPath)) {
return { label: filename, uri: fullPath, isFolder: false, iconClasses: getIconClasses(this.modelService, this.modeService, fullPath || undefined) };
}
return undefined;
} catch (e) {
return undefined;
}
}
}