mirror of
https://github.com/shaka-project/shaka-player.git
synced 2026-06-26 17:46:26 +03:00
Timothy Drews
6d08f0b97a
Allow applications to pre-process license requests; also makes the license post-processor an optional parameter. Closes #62 Change-Id: Idb57f101c3a5f08da85d37ec7e252ffca886a6ae
79 lines
2.4 KiB
JavaScript
79 lines
2.4 KiB
JavaScript
/**
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* Copyright 2014 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* @fileoverview Implements a license request.
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*/
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goog.provide('shaka.util.LicenseRequest');
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goog.require('shaka.util.AjaxRequest');
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/**
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* Creates a LicenseRequest. A LicenseRequest manages retries automatically.
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*
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* @param {string} serverUrl The URL of the license server.
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* @param {(!ArrayBuffer|string)} requestBody The body of the license request.
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* @param {boolean} withCredentials True if cookies should be sent in
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* cross-domain license requests. If true, the browser will reject license
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* responses which use the wildcard header "Access-Control-Allow-Origin: *".
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* See http://goo.gl/pzY9F7 for more information.
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* @param {!Object.<string, string>=} opt_extraHeaders Optional extra headers.
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*
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* @struct
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* @constructor
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* @extends {shaka.util.AjaxRequest}
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*/
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shaka.util.LicenseRequest = function(
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serverUrl, requestBody, withCredentials, opt_extraHeaders) {
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shaka.util.AjaxRequest.call(this, serverUrl);
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this.parameters.body = requestBody;
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this.parameters.method = 'POST';
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this.parameters.maxAttempts = 3;
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this.parameters.withCredentials = withCredentials;
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this.parameters.requestTimeoutMs = shaka.util.LicenseRequest.requestTimeoutMs;
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// Clone the headers.
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var extraHeaders = opt_extraHeaders || {};
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for (var key in extraHeaders) {
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this.parameters.requestHeaders[key] = extraHeaders[key];
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}
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};
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goog.inherits(shaka.util.LicenseRequest, shaka.util.AjaxRequest);
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/**
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* The timeout for a LicenseRequest.
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* @type {number}
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*/
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shaka.util.LicenseRequest.requestTimeoutMs = 0;
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/**
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* Sends the license request.
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* @return {!Promise.<!Uint8Array>}
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*/
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shaka.util.LicenseRequest.prototype.send = function() {
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return this.sendInternal().then(
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/** @param {!XMLHttpRequest} xhr */
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function(xhr) {
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var response = /** @type {ArrayBuffer} */ (xhr.response);
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return Promise.resolve(new Uint8Array(response));
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}
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);
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};
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