27 lines
768 B
JavaScript
27 lines
768 B
JavaScript
const crawl = require('./crawler')
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const parseUsingLDJSONData = require('./ldjson-parser')
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const parseUsingDOM = require('./dom-parser')
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const generateICS = require('./ics-generator')
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const { createParserError, getNormalizedUrl } = require('../utils')
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const retrieveICS = async (URLparameter, { logger }) => {
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try {
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const url = getNormalizedUrl(URLparameter)
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const html = await crawl(url, { logger })
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const LDJSONEventData = parseUsingLDJSONData(html, { logger })
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const eventData = LDJSONEventData || parseUsingDOM(html, url, { logger })
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if (!eventData) {
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throw createParserError()
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return
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}
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const icsFile = await generateICS(eventData)
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return icsFile
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} catch (err) {
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throw err
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}
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}
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module.exports = retrieveICS
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