mirror of
https://github.com/jellyfin/jellyfin-web
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68 lines
2.1 KiB
JavaScript
68 lines
2.1 KiB
JavaScript
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/*
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* Decrypt key Loader
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*/
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import Event from '../events';
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import {ErrorTypes, ErrorDetails} from '../errors';
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class KeyLoader {
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constructor(hls) {
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this.hls = hls;
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this.decryptkey = null;
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this.decrypturl = null;
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this.ondkl = this.onDecryptKeyLoading.bind(this);
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hls.on(Event.KEY_LOADING, this.ondkl);
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}
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destroy() {
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if (this.loader) {
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this.loader.destroy();
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this.loader = null;
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}
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this.hls.off(Event.KEY_LOADING, this.ondkl);
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}
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onDecryptKeyLoading(event, data) {
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var frag = this.frag = data.frag,
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decryptdata = frag.decryptdata,
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uri = decryptdata.uri;
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// if uri is different from previous one or if decrypt key not retrieved yet
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if (uri !== this.decrypturl || this.decryptkey === null) {
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var config = this.hls.config;
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frag.loader = this.loader = new config.loader(config);
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this.decrypturl = uri;
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this.decryptkey = null;
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frag.loader.load(uri, 'arraybuffer', this.loadsuccess.bind(this), this.loaderror.bind(this), this.loadtimeout.bind(this), config.fragLoadingTimeOut, config.fragLoadingMaxRetry, config.fragLoadingRetryDelay, this.loadprogress.bind(this), frag);
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} else if (this.decryptkey) {
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// we already loaded this key, return it
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decryptdata.key = this.decryptkey;
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this.hls.trigger(Event.KEY_LOADED, {frag: frag});
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}
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}
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loadsuccess(event) {
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var frag = this.frag;
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this.decryptkey = frag.decryptdata.key = new Uint8Array(event.currentTarget.response);
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// detach fragment loader on load success
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frag.loader = undefined;
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this.hls.trigger(Event.KEY_LOADED, {frag: frag});
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}
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loaderror(event) {
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this.loader.abort();
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this.hls.trigger(Event.ERROR, {type: ErrorTypes.NETWORK_ERROR, details: ErrorDetails.KEY_LOAD_ERROR, fatal: false, frag: this.frag, response: event});
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}
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loadtimeout() {
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this.loader.abort();
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this.hls.trigger(Event.ERROR, {type: ErrorTypes.NETWORK_ERROR, details: ErrorDetails.KEY_LOAD_TIMEOUT, fatal: false, frag: this.frag});
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}
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loadprogress() {
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}
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}
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export default KeyLoader;
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