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more strict arguments validation imlemented for addSubtitleTracks

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This commit is contained in:
NikolaBorislavovHristov 2018-12-12 10:52:44 +02:00
parent 8be29b6815
commit 22731db588
1 changed files with 17 additions and 8 deletions
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25
src/routes/Player/Video/stremio-video/HTMLVideo.js
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@ -184,16 +184,25 @@ var HTMLVideo = function(container) {
switch (arguments[1]) {
case 'addSubtitleTracks':
if (loaded) {
var uniqSubtitleIds = {};
subtitleTracks = subtitleTracks.concat(arguments[2])
.reduce(function(result, subtitleTrack) {
if (!uniqSubtitleIds[subtitleTrack.id]) {
uniqSubtitleIds[subtitleTrack.id] = true;
result.push(Object.freeze(subtitleTrack));
subtitleTracks = (Array.isArray(arguments[2]) ? arguments[2] : [])
.filter(function(track) {
return track && typeof track.url === 'string' && track.url.length > 0;
})
.map(function(track) {
return Object.freeze(Object.assign({}, track, {
id: track.url
}));
})
.concat(subtitleTracks)
.filter(function(track, index, tracks) {
for (var i = 0; i < tracks.length; i++) {
if (tracks[i].id === track.id) {
return i === index;
}
}
return result;
}, []);
return false;
});
onSubtitleTracksChanged();
}
break;