mirror of
https://git.tuxpa.in/a/code-server.git
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315 lines
10 KiB
TypeScript
315 lines
10 KiB
TypeScript
/*---------------------------------------------------------------------------------------------
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* Copyright (c) Microsoft Corporation. All rights reserved.
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* Licensed under the MIT License. See License.txt in the project root for license information.
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*--------------------------------------------------------------------------------------------*/
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import * as cp from 'child_process';
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import { StringDecoder } from 'string_decoder';
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import * as vscode from 'vscode';
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import { ThrottledDelayer } from './utils/async';
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import * as nls from 'vscode-nls';
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let localize = nls.loadMessageBundle();
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const enum Setting {
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Run = 'php.validate.run',
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CheckedExecutablePath = 'php.validate.checkedExecutablePath',
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Enable = 'php.validate.enable',
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ExecutablePath = 'php.validate.executablePath',
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}
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export class LineDecoder {
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private stringDecoder: StringDecoder;
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private remaining: string | null;
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constructor(encoding: string = 'utf8') {
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this.stringDecoder = new StringDecoder(encoding);
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this.remaining = null;
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}
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public write(buffer: Buffer): string[] {
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let result: string[] = [];
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let value = this.remaining
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? this.remaining + this.stringDecoder.write(buffer)
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: this.stringDecoder.write(buffer);
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if (value.length < 1) {
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return result;
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}
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let start = 0;
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let ch: number;
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while (start < value.length && ((ch = value.charCodeAt(start)) === 13 || ch === 10)) {
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start++;
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}
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let idx = start;
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while (idx < value.length) {
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ch = value.charCodeAt(idx);
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if (ch === 13 || ch === 10) {
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result.push(value.substring(start, idx));
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idx++;
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while (idx < value.length && ((ch = value.charCodeAt(idx)) === 13 || ch === 10)) {
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idx++;
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}
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start = idx;
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} else {
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idx++;
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}
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}
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this.remaining = start < value.length ? value.substr(start) : null;
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return result;
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}
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public end(): string | null {
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return this.remaining;
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}
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}
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enum RunTrigger {
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onSave,
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onType
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}
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namespace RunTrigger {
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export let strings = {
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onSave: 'onSave',
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onType: 'onType'
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};
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export let from = function (value: string): RunTrigger {
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if (value === 'onType') {
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return RunTrigger.onType;
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} else {
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return RunTrigger.onSave;
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}
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};
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}
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export default class PHPValidationProvider {
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private static MatchExpression: RegExp = /(?:(?:Parse|Fatal) error): (.*)(?: in )(.*?)(?: on line )(\d+)/;
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private static BufferArgs: string[] = ['-l', '-n', '-d', 'display_errors=On', '-d', 'log_errors=Off'];
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private static FileArgs: string[] = ['-l', '-n', '-d', 'display_errors=On', '-d', 'log_errors=Off', '-f'];
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private validationEnabled: boolean;
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private executableIsUserDefined: boolean | undefined;
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private executable: string | undefined;
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private trigger: RunTrigger;
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private pauseValidation: boolean;
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private documentListener: vscode.Disposable | null = null;
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private diagnosticCollection?: vscode.DiagnosticCollection;
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private delayers?: { [key: string]: ThrottledDelayer<void> };
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constructor(private workspaceStore: vscode.Memento) {
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this.executable = undefined;
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this.validationEnabled = true;
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this.trigger = RunTrigger.onSave;
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this.pauseValidation = false;
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}
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public activate(subscriptions: vscode.Disposable[]) {
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this.diagnosticCollection = vscode.languages.createDiagnosticCollection();
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subscriptions.push(this);
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vscode.workspace.onDidChangeConfiguration(this.loadConfiguration, this, subscriptions);
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this.loadConfiguration();
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vscode.workspace.onDidOpenTextDocument(this.triggerValidate, this, subscriptions);
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vscode.workspace.onDidCloseTextDocument((textDocument) => {
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this.diagnosticCollection!.delete(textDocument.uri);
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delete this.delayers![textDocument.uri.toString()];
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}, null, subscriptions);
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subscriptions.push(vscode.commands.registerCommand('php.untrustValidationExecutable', this.untrustValidationExecutable, this));
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}
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public dispose(): void {
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if (this.diagnosticCollection) {
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this.diagnosticCollection.clear();
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this.diagnosticCollection.dispose();
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}
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if (this.documentListener) {
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this.documentListener.dispose();
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this.documentListener = null;
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}
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}
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private loadConfiguration(): void {
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let section = vscode.workspace.getConfiguration();
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let oldExecutable = this.executable;
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if (section) {
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this.validationEnabled = section.get<boolean>(Setting.Enable, true);
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let inspect = section.inspect<string>(Setting.ExecutablePath);
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if (inspect && inspect.workspaceValue) {
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this.executable = inspect.workspaceValue;
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this.executableIsUserDefined = false;
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} else if (inspect && inspect.globalValue) {
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this.executable = inspect.globalValue;
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this.executableIsUserDefined = true;
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} else {
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this.executable = undefined;
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this.executableIsUserDefined = undefined;
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}
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this.trigger = RunTrigger.from(section.get<string>(Setting.Run, RunTrigger.strings.onSave));
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}
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if (this.executableIsUserDefined !== true && this.workspaceStore.get<string | undefined>(Setting.CheckedExecutablePath, undefined) !== undefined) {
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vscode.commands.executeCommand('setContext', 'php.untrustValidationExecutableContext', true);
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}
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this.delayers = Object.create(null);
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if (this.pauseValidation) {
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this.pauseValidation = oldExecutable === this.executable;
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}
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if (this.documentListener) {
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this.documentListener.dispose();
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this.documentListener = null;
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}
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this.diagnosticCollection!.clear();
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if (this.validationEnabled) {
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if (this.trigger === RunTrigger.onType) {
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this.documentListener = vscode.workspace.onDidChangeTextDocument((e) => {
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this.triggerValidate(e.document);
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});
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} else {
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this.documentListener = vscode.workspace.onDidSaveTextDocument(this.triggerValidate, this);
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}
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// Configuration has changed. Reevaluate all documents.
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vscode.workspace.textDocuments.forEach(this.triggerValidate, this);
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}
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}
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private untrustValidationExecutable() {
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this.workspaceStore.update(Setting.CheckedExecutablePath, undefined);
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vscode.commands.executeCommand('setContext', 'php.untrustValidationExecutableContext', false);
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}
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private triggerValidate(textDocument: vscode.TextDocument): void {
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if (textDocument.languageId !== 'php' || this.pauseValidation || !this.validationEnabled) {
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return;
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}
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interface MessageItem extends vscode.MessageItem {
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id: string;
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}
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let trigger = () => {
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let key = textDocument.uri.toString();
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let delayer = this.delayers![key];
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if (!delayer) {
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delayer = new ThrottledDelayer<void>(this.trigger === RunTrigger.onType ? 250 : 0);
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this.delayers![key] = delayer;
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}
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delayer.trigger(() => this.doValidate(textDocument));
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};
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if (this.executableIsUserDefined !== undefined && !this.executableIsUserDefined) {
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let checkedExecutablePath = this.workspaceStore.get<string | undefined>(Setting.CheckedExecutablePath, undefined);
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if (!checkedExecutablePath || checkedExecutablePath !== this.executable) {
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vscode.window.showInformationMessage<MessageItem>(
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localize('php.useExecutablePath', 'Do you allow {0} (defined as a workspace setting) to be executed to lint PHP files?', this.executable),
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{
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title: localize('php.yes', 'Allow'),
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id: 'yes'
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},
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{
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title: localize('php.no', 'Disallow'),
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isCloseAffordance: true,
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id: 'no'
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}
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).then(selected => {
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if (!selected || selected.id === 'no') {
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this.pauseValidation = true;
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} else if (selected.id === 'yes') {
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this.workspaceStore.update(Setting.CheckedExecutablePath, this.executable);
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vscode.commands.executeCommand('setContext', 'php.untrustValidationExecutableContext', true);
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trigger();
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}
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});
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return;
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}
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}
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trigger();
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}
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private doValidate(textDocument: vscode.TextDocument): Promise<void> {
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return new Promise<void>((resolve) => {
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let executable = this.executable || 'php';
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let decoder = new LineDecoder();
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let diagnostics: vscode.Diagnostic[] = [];
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let processLine = (line: string) => {
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let matches = line.match(PHPValidationProvider.MatchExpression);
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if (matches) {
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let message = matches[1];
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let line = parseInt(matches[3]) - 1;
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let diagnostic: vscode.Diagnostic = new vscode.Diagnostic(
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new vscode.Range(line, 0, line, Number.MAX_VALUE),
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message
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);
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diagnostics.push(diagnostic);
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}
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};
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let options = (vscode.workspace.workspaceFolders && vscode.workspace.workspaceFolders[0]) ? { cwd: vscode.workspace.workspaceFolders[0].uri.fsPath } : undefined;
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let args: string[];
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if (this.trigger === RunTrigger.onSave) {
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args = PHPValidationProvider.FileArgs.slice(0);
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args.push(textDocument.fileName);
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} else {
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args = PHPValidationProvider.BufferArgs;
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}
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try {
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let childProcess = cp.spawn(executable, args, options);
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childProcess.on('error', (error: Error) => {
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if (this.pauseValidation) {
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resolve();
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return;
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}
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this.showError(error, executable);
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this.pauseValidation = true;
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resolve();
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});
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if (childProcess.pid) {
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if (this.trigger === RunTrigger.onType) {
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childProcess.stdin.write(textDocument.getText());
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childProcess.stdin.end();
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}
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childProcess.stdout.on('data', (data: Buffer) => {
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decoder.write(data).forEach(processLine);
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});
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childProcess.stdout.on('end', () => {
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let line = decoder.end();
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if (line) {
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processLine(line);
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}
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this.diagnosticCollection!.set(textDocument.uri, diagnostics);
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resolve();
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});
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} else {
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resolve();
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}
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} catch (error) {
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this.showError(error, executable);
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}
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});
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}
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private async showError(error: any, executable: string): Promise<void> {
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let message: string | null = null;
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if (error.code === 'ENOENT') {
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if (this.executable) {
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message = localize('wrongExecutable', 'Cannot validate since {0} is not a valid php executable. Use the setting \'php.validate.executablePath\' to configure the PHP executable.', executable);
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} else {
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message = localize('noExecutable', 'Cannot validate since no PHP executable is set. Use the setting \'php.validate.executablePath\' to configure the PHP executable.');
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}
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} else {
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message = error.message ? error.message : localize('unknownReason', 'Failed to run php using path: {0}. Reason is unknown.', executable);
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}
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if (!message) {
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return;
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}
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const openSettings = localize('goToSetting', 'Open Settings');
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if (await vscode.window.showInformationMessage(message, openSettings) === openSettings) {
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vscode.commands.executeCommand('workbench.action.openSettings', Setting.ExecutablePath);
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}
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}
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}
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