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- /**
- * Represents a single show. This show could be defined in the shows.xml file, or could be inferred from the
- * schedule.
- */
- class RadioShow {
- constructor(name, description, website, feed, schedule, radio_calendar) {
- this.name = name
- this.description = description
- this.website = website
- this.feed = feed
- this.schedule = schedule
- this.radio_calendar = radio_calendar
- }
- getName() {
- return this.name
- }
- getWebsite() {
- return this.website
- }
- getFeed() {
- return this.feed
- }
- getSchedule() {
- return this.schedule
- }
- }
- /**
- * @private
- * @return {Array<RadioShow>}
- */
- function parseRadioShows(xml) {
- const doc = xml.cloneNode(true)
- const bookmarks = doc.evaluate('//bookmark', doc, showsNamespaceResolver, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null)
- const shows = []
- for (let i = 0; i < bookmarks.snapshotLength; i++) {
- const bm = bookmarks.snapshotItem(i)
- let name = doc.evaluate('./info/metadata/show:name', bm, showsNamespaceResolver, XPathResult.STRING_TYPE).stringValue
- if (name === '') {
- name = doc.evaluate('./title', bm, showsNamespaceResolver, XPathResult.STRING_TYPE).stringValue
- }
- let website = doc.evaluate('./info/metadata/show:website', bm, showsNamespaceResolver, XPathResult.STRING_TYPE).stringValue
- if (website === '') {
- website = bm.getAttribute('href')
- }
- const feed = doc.evaluate('./info/metadata/show:feed', bm, showsNamespaceResolver, XPathResult.STRING_TYPE).stringValue
- const schedule = doc.evaluate('./info/metadata/show:schedule', bm, showsNamespaceResolver, XPathResult.STRING_TYPE).stringValue
- let description = doc.evaluate('./info/metadata/show:description', bm, showsNamespaceResolver, XPathResult.STRING_TYPE).stringValue
- if (description === '') {
- description = doc.evaluate('./desc', bm, showsNamespaceResolver, XPathResult.STRING_TYPE).stringValue
- }
- const show = new RadioShow(name, description || null, website || null, feed || null, schedule || null)
- shows.push(show)
- }
- return shows
- }
- async function getShows(manifest) {
- if (manifest.showsURL) {
- let resp = null
- try {
- resp = await fetch(manifest.showsURL)
- } catch (e) {
- true
- }
- if (resp !== null) {
- try {
- const text = await resp.text()
- const parser = new DOMParser()
- const showsDom = parser.parseFromString(text, 'text/xml')
- return parseRadioShows(showsDom)
- } catch (e) {
- console.error('Error while parsing shows file', e)
- throw e
- }
- }
- }
- }
- function showsNamespaceResolver(prefix) {
- const prefixes = {
- show: 'https://radiomanifest.degenerazione.xyz/shows/',
- }
- return prefixes[prefix] || null
- }
- export default {
- get: getShows,
- parse: parseRadioShows,
- RadioShow: RadioShow,
- }
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