const mediaparser = function (obj, item) {
// Prefix for the MRSS namespace
const PREFIX = 'media';
const tracks = 'tracks';
const captions = [];
function getLabel(code) {
const LANGS = {
zh: 'Chinese',
nl: 'Dutch',
en: 'English',
fr: 'French',
de: 'German',
it: 'Italian',
ja: 'Japanese',
pt: 'Portuguese',
ru: 'Russian',
es: 'Spanish'
};
if (LANGS[code]) {
return LANGS[code];
}
return code;
}
for (let i = 0; i < numChildren(obj); i++) {
const node = obj.childNodes[i];
if (node.prefix === PREFIX) {
if (!localName(node)) {
continue;
}
switch (localName(node).toLowerCase()) {
case 'content':
if (xmlAttribute(node, 'duration')) {
item.duration = utils.seconds(xmlAttribute(node, 'duration'));
}
if (xmlAttribute(node, 'url')) {
if (!item.sources) {
item.sources = [];
}
var sources = {
file: xmlAttribute(node, 'url'),
type: xmlAttribute(node, 'type'),
width: xmlAttribute(node, 'width'),
label: xmlAttribute(node, 'label')
};
var mediaTypes = findMediaTypes(node);
if (mediaTypes.length) {
sources.mediaTypes = mediaTypes;
}
item.sources.push(sources);
}
if (numChildren(node) > 0) {
item = mediaparser(node, item);
}
break;
case 'title':
item.title = textContent(node);
break;
case 'description':
item.description = textContent(node);
break;
case 'guid':
item.mediaid = textContent(node);
break;
case 'thumbnail':
if (!item.image) {
item.image = xmlAttribute(node, 'url');
}
break;
case 'group':
mediaparser(node, item);
break;
case 'subtitle':
var entry = {};
entry.file = xmlAttribute(node, 'url');
entry.kind = 'captions';
if (xmlAttribute(node, 'lang').length > 0) {
entry.label = getLabel(xmlAttribute(node, 'lang'));
}
captions.push(entry);
break;
default:
break;
}
}
}
if (!item.hasOwnProperty(tracks)) {
item[tracks] = [];
}
for (let i = 0; i < captions.length; i++) {
item[tracks].push(captions[i]);
}
return item;
};
const parseEntry = function (obj, itm) {
const PREFIX = 'jwplayer';
const def = 'default';
const label = 'label';
const file = 'file';
const type = 'type';
const sources = [];
const tracks = [];
for (let i = 0; i < obj.childNodes.length; i++) {
const node = obj.childNodes[i];
if (node.prefix === PREFIX) {
const _localName = localName(node);
if (_localName === 'source') {
delete itm.sources;
sources.push({
file: xmlAttribute(node, file),
'default': xmlAttribute(node, def),
label: xmlAttribute(node, label),
type: xmlAttribute(node, type)
});
} else if (_localName === 'track') {
delete itm.tracks;
tracks.push({
file: xmlAttribute(node, file),
'default': xmlAttribute(node, def),
kind: xmlAttribute(node, 'kind'),
label: xmlAttribute(node, label)
});
} else {
itm[_localName] = serialize(textContent(node));
if (_localName === 'file' && itm.sources) {
// jwplayer namespace file should override existing source
// (probably set in MediaParser)
delete itm.sources;
}
}
}
if (!itm[file]) {
itm[file] = itm.link;
}
}
if (sources.length) {
itm.sources = [];
for (let i = 0; i < sources.length; i++) {
if (sources[i].file.length > 0) {
sources[i][def] = (sources[i][def] === 'true');
if (!sources[i].label.length) {
delete sources[i].label;
}
itm.sources.push(sources[i]);
}
}
}
if (tracks.length) {
itm.tracks = [];
for (let i = 0; i < tracks.length; i++) {
if (tracks[i].file.length > 0) {
tracks[i][def] = (tracks[i][def] === 'true') ? true : false;
tracks[i].kind = (!tracks[i].kind.length) ? 'captions' : tracks[i].kind;
if (!tracks[i].label.length) {
delete tracks[i].label;
}
itm.tracks.push(tracks[i]);
}
}
}
return itm;
};