nmemmertandClaude Sonnet 4.6
4607532440
Publish Container / docker (push) Successful in 15m27s
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
51 lines
2.1 KiB
JavaScript
51 lines
2.1 KiB
JavaScript
// Shared podcast-RSS parsing, used by both the main show (episodes.js) and
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// any sub-show fed by its own feed URL (nuggets.js).
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export function extractCdata(raw) {
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const cdata = /^<!\[CDATA\[([\s\S]*?)\]\]>$/.exec(raw.trim())
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return cdata ? cdata[1].trim() : raw.trim()
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}
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function decodeEntities(str) {
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return str
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.replace(/&/g, '&')
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.replace(/</g, '<')
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.replace(/>/g, '>')
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.replace(/"/g, '"')
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.replace(/'/g, "'")
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.replace(/'/g, "'")
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.replace(/&#(\d+);/g, (_, n) => String.fromCharCode(Number(n)))
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.replace(/&#x([0-9a-fA-F]+);/g, (_, h) => String.fromCharCode(parseInt(h, 16)))
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.replace(/ /g, ' ')
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}
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export function parseRssItems(xml, limit = Infinity) {
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const items = []
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const itemRegex = /<item>([\s\S]*?)<\/item>/g
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let match
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while ((match = itemRegex.exec(xml)) !== null && items.length < limit) {
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const block = match[1]
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const titleRaw = /<title>([\s\S]*?)<\/title>/.exec(block)?.[1] ?? ''
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const title = extractCdata(titleRaw)
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if (!title) continue
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const pubDate = (/<pubDate>([\s\S]*?)<\/pubDate>/.exec(block)?.[1] ?? '').trim()
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const guidRaw = /<guid[^>]*>([\s\S]*?)<\/guid>/.exec(block)?.[1] ?? ''
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const guid = extractCdata(guidRaw)
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const enclosureUrl = /<enclosure[^>]+url="([^"]+)"/.exec(block)?.[1] ?? ''
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const link = guid.startsWith('http') ? guid : enclosureUrl
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const descRaw = /<description>([\s\S]*?)<\/description>/.exec(block)?.[1] ?? ''
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const descText = decodeEntities(extractCdata(descRaw).replace(/<[^>]+>/g, '')).replace(/\s+/g, ' ').trim()
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const duration = (/<itunes:duration>([\s\S]*?)<\/itunes:duration>/.exec(block)?.[1] ?? '').trim()
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const episode = (/<itunes:episode>([\s\S]*?)<\/itunes:episode>/.exec(block)?.[1] ?? '').trim()
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const season = (/<itunes:season>([\s\S]*?)<\/itunes:season>/.exec(block)?.[1] ?? '').trim()
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items.push({
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title, pubDate, link,
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audioUrl: enclosureUrl,
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description: descText.slice(0, 220) + (descText.length > 220 ? '…' : ''),
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duration, episode, season,
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})
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}
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return items
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}
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