87 lines
2.4 KiB
JavaScript
87 lines
2.4 KiB
JavaScript
const cheerio = require('cheerio')
|
||
const dayjs = require('dayjs')
|
||
const { parseDates } = require('../parser-utils')
|
||
|
||
const parseDate = (timeText = '') => {
|
||
const parts = timeText.split('at')
|
||
const datePart = parts[0] || null
|
||
const timePart = parts[1] || null
|
||
|
||
const rangeTimeParts = timePart ? timePart.split('–') : []
|
||
const startTimePart = `${datePart || ''}${rangeTimeParts[0] || ''}`
|
||
const endTimePart = `${datePart || ''}${rangeTimeParts[1] || ''}`
|
||
|
||
const startTime = startTimePart ?
|
||
dayjs(startTimePart) :
|
||
dayjs(new Date())
|
||
const endTime = dayjs(endTimePart)
|
||
|
||
const normalizedStartTime = startTime.isValid() ? startTime : dayjs(new Date())
|
||
const normalizedEndTime = endTime.isValid() ? endTime : dayjs(new Date())
|
||
const { start, duration } = parseDates(normalizedStartTime, normalizedEndTime)
|
||
|
||
const minimumDuration = { ...duration, minutes: duration.minutes || 120 }
|
||
|
||
return {
|
||
start,
|
||
duration: minimumDuration,
|
||
}
|
||
}
|
||
|
||
const createLocationData = (streetText, areaText) => {
|
||
const location = ([ streetText, areaText ])
|
||
.filter(i => i)
|
||
.join(', ') || ''
|
||
|
||
return location.replace(/\r?\n|\r/g, ' ')
|
||
}
|
||
|
||
// NOTE: Fallback parser
|
||
// Attempt reading event data directly from DOM
|
||
const parseUsingDOM = (html, { logger }) => {
|
||
if (logger) {
|
||
logger.log({
|
||
message: 'Using fallback DOM parser',
|
||
level: 'info',
|
||
service: 'parser',
|
||
})
|
||
}
|
||
|
||
const $ = cheerio.load(html)
|
||
const title = $('title').text()
|
||
|
||
const $eventSummary = $('#event_summary')
|
||
const $eventNode = $eventSummary ? $eventSummary.children()[1] : null
|
||
|
||
const $timeNode = $eventNode ? $eventNode.childNodes[0] : null
|
||
const $locationNode = $eventNode ? $eventNode.childNodes[1] : null
|
||
|
||
const timeText = $timeNode ? $timeNode.attribs.title : ''
|
||
|
||
const $locationBlock = $locationNode ? $($locationNode).find('td') : null
|
||
const $locationBlockTDs = $locationBlock ? $locationBlock.children() : []
|
||
const $streetBlock = $locationBlockTDs[1] || null
|
||
const $areaBlock = $locationBlockTDs[2] || null
|
||
|
||
const streetText = $streetBlock ? $($streetBlock).text() : ''
|
||
const areaText = $areaBlock ? $($areaBlock).text() : ''
|
||
|
||
const location = createLocationData(streetText, areaText)
|
||
const { start, duration } = parseDate(timeText)
|
||
|
||
const eventData = {
|
||
location,
|
||
start,
|
||
duration,
|
||
title,
|
||
}
|
||
|
||
if (!eventData.title || !eventData.start) {
|
||
return null
|
||
}
|
||
|
||
return eventData
|
||
}
|
||
|
||
module.exports = parseUsingDOM
|