59 lines
2.0 KiB
TypeScript
59 lines
2.0 KiB
TypeScript
/**
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* Copyright (c) 2019 The xterm.js authors. All rights reserved.
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* @license MIT
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*/
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import type { Terminal, ITerminalAddon, IDisposable } from '@xterm/xterm';
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import type { WebLinksAddon as IWebLinksApi } from '@xterm/addon-web-links';
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import { ILinkProviderOptions, WebLinkProvider } from './WebLinkProvider';
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// consider everything starting with http:// or https://
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// up to first whitespace, `"` or `'` as url
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// NOTE: The repeated end clause is needed to not match a dangling `:`
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// resembling the old (...)*([^:"\'\\s]) final path clause
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// additionally exclude early + final:
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// - unsafe from rfc3986: !*'()
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// - unsafe chars from rfc1738: {}|\^~[]` (minus [] for ipv6 addresses, also allow ~)
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// also exclude as finals:
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// - final interpunction like ,.!?
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// - any sort of brackets <>()[]{} (not spec conform, but often used to enclose urls)
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// - unsafe chars from rfc1738: {}|\^~[]`
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const strictUrlRegex = /(https?|HTTPS?):[/]{2}[^\s"'!*(){}|\\\^<>`]*[^\s"':,.!?{}|\\\^~\[\]`()<>]/;
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function handleLink(event: MouseEvent, uri: string): void {
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const newWindow = window.open();
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if (newWindow) {
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try {
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newWindow.opener = null;
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} catch {
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// no-op, Electron can throw
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}
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newWindow.location.href = uri;
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} else {
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console.warn('Opening link blocked as opener could not be cleared');
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}
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}
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export class WebLinksAddon implements ITerminalAddon, IWebLinksApi {
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private _terminal: Terminal | undefined;
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private _linkProvider: IDisposable | undefined;
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constructor(
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private _handler: (event: MouseEvent, uri: string) => void = handleLink,
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private _options: ILinkProviderOptions = {}
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) {
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}
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public activate(terminal: Terminal): void {
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this._terminal = terminal;
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const options = this._options as ILinkProviderOptions;
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const regex = options.urlRegex ?? strictUrlRegex;
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this._linkProvider = this._terminal.registerLinkProvider(new WebLinkProvider(this._terminal, regex, this._handler, options));
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}
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public dispose(): void {
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this._linkProvider?.dispose();
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}
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}
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