playwright/packages/playwright-core/src/client/harRouter.ts

100 lines
3.3 KiB
TypeScript

/**
* Copyright (c) Microsoft Corporation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { debugLogger } from '../common/debugLogger';
import type { BrowserContext } from './browserContext';
import { Events } from './events';
import type { LocalUtils } from './localUtils';
import type { Route } from './network';
import type { URLMatch } from './types';
import type { Page } from './page';
type HarNotFoundAction = 'abort' | 'fallback';
export class HarRouter {
private _localUtils: LocalUtils;
private _harId: string;
private _notFoundAction: HarNotFoundAction;
private _options: { urlMatch?: URLMatch; baseURL?: string; };
static async create(localUtils: LocalUtils, file: string, notFoundAction: HarNotFoundAction, options: { urlMatch?: URLMatch }): Promise<HarRouter> {
const { harId, error } = await localUtils._channel.harOpen({ file });
if (error)
throw new Error(error);
return new HarRouter(localUtils, harId!, notFoundAction, options);
}
constructor(localUtils: LocalUtils, harId: string, notFoundAction: HarNotFoundAction, options: { urlMatch?: URLMatch }) {
this._localUtils = localUtils;
this._harId = harId;
this._options = options;
this._notFoundAction = notFoundAction;
}
private async _handle(route: Route) {
const request = route.request();
const response = await this._localUtils._channel.harLookup({
harId: this._harId,
url: request.url(),
method: request.method(),
headers: (await request.headersArray()),
postData: request.postDataBuffer() || undefined,
isNavigationRequest: request.isNavigationRequest()
});
if (response.action === 'redirect') {
debugLogger.log('api', `HAR: ${route.request().url()} redirected to ${response.redirectURL}`);
await route._redirectNavigationRequest(response.redirectURL!);
return;
}
if (response.action === 'fulfill') {
await route.fulfill({
status: response.status,
headers: Object.fromEntries(response.headers!.map(h => [h.name, h.value])),
body: response.body!
});
return;
}
if (response.action === 'error')
debugLogger.log('api', 'HAR: ' + response.message!);
// Report the error, but fall through to the default handler.
if (this._notFoundAction === 'abort') {
await route.abort();
return;
}
await route.fallback();
}
async addContextRoute(context: BrowserContext) {
await context.route(this._options.urlMatch || '**/*', route => this._handle(route));
context.once(Events.BrowserContext.Close, () => this.dispose());
}
async addPageRoute(page: Page) {
await page.route(this._options.urlMatch || '**/*', route => this._handle(route));
page.once(Events.Page.Close, () => this.dispose());
}
dispose() {
this._localUtils._channel.harClose({ harId: this._harId }).catch(() => {});
}
}