60 lines
1.1 KiB
Ruby
60 lines
1.1 KiB
Ruby
#!/usr/bin/env ruby
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# coding: utf-8
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require 'open-uri'
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require 'json'
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require 'nokogiri'
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require 'erb'
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events = []
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url = "https://www.staatsoperette.de/spielplan/"
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STDERR.puts "GET #{url}"
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doc = Nokogiri::HTML URI.open(url)
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doc.css(".performance").each do |content|
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event_link = URI::join url, content.css("h2 a").attr("href")
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ical_link = URI.join url, content.css("a[href$='.ics']").attr('href')
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event_line = false
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has_url = false
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STDERR.puts "GET #{ical_link}"
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ical = URI.open(ical_link).read
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events.push ical.lines.collect { |line|
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case line.chomp
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when "BEGIN:VEVENT"
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event_line = true
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line
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when "END:VEVENT"
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event_line = false
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if has_url
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line
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else
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["URL:#{event_link}\n", line]
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end
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when /URL:/
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if event_line
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has_url = true
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line
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else
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[]
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end
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else
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event_line ? line : []
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end
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}.flatten.join
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end
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ical = ERB::new <<~EOF
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BEGIN:VCALENDAR
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VERSION:2.0
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METHOD:PUBLISH
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X-WR-TIMEZONE;VALUE=TEXT:Europe/Berlin
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<%= events.join "\n" %>
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END:VCALENDAR
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EOF
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puts ical.result
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