93 lines
2.0 KiB
Ruby
93 lines
2.0 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 'nokogiri'
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require 'erb'
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MONTHS = [
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"Januar", "Februar", "März", "April",
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"Mai", "Juni", "Juli", "August",
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"September", "Oktober", "November", "Dezember",
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]
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def fmt_time t
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t.strftime "%Y%m%dT%H%M%S"
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end
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class Event
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attr_accessor :title, :url
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attr_reader :date, :location, :dtstart, :dtend
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def initialize
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@location = "Hygienemuseum"
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end
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def date=(s)
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if s =~ /(\d+)\. (.+?), ([\d\.]+) Uhr/
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year = Time.now.year
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month = MONTHS.index($2) + 1
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year += 1 if month + 1 < Time.now.month
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day = $1.to_i
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case $3
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when /^(\d+)$/
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@dtstart = Time::local year, month, day, $1.to_i, 0, 0
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when /^(\d+):(\d+)$/
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@dtstart = Time::local year, month, day, $1.to_i, $2.to_i, 0
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else
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raise "Invalid timestamp: #{$3.inspect}"
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end
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else
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raise "Invalid date: #{s.inspect}"
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end
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@dtend = @dtstart + 3600
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end
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end
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events = []
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url = "https://museen-dresden.de/index.php?lang=de&node=veranstaltungenvorschau"
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doc = Nokogiri::HTML URI.open(url)
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doc.css("#contentdates .datesblock").each do |block|
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title_link = block.css(".datesblockresartium a")
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href = URI.join(url, title_link.attr('href')).to_s
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detail_p = block.css(".datesblocktypetempus p")
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next if detail_p.length < 2
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title = "#{detail_p[0].text.chomp}: #{title_link.text.chomp}"
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date = detail_p[1].text
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location = block.css(".datesblockchoice div")[1].text
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.sub(/^Info /, "").chomp
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begin
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ev = Event::new
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ev.title = title
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ev.url = href
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ev.date = date
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events << ev
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rescue
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STDERR.puts "Omitting: #{$!}"
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STDERR.puts $!.backtrace
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end
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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.each do |ev| %>
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BEGIN:VEVENT
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SUMMARY:<%= ev.title %>
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DTSTART:<%= fmt_time ev.dtstart %>
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DTEND:<%= fmt_time ev.dtend %>
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UID:<%= ev.url %>
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URL:<%= ev.url %>
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LOCATION:<%= ev.location %>
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END:VEVENT
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<% end %>
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END:VCALENDAR
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EOF
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puts ical.result
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