mkz-programm: init
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#!/usr/bin/env ruby
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# coding: utf-8
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require 'uri'
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require 'open-uri'
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require 'nokogiri'
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require 'erb'
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def fetch_doc url
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STDERR.puts "GET #{url}"
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Nokogiri::HTML URI.open(url)
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end
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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, :start, :end, :location, :url, :image
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end
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events = []
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url = "https://www.medienkulturzentrum.de/angebote/"
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while url
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list_doc = fetch_doc url
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list_doc.css("a[text()='weiterlesen']").each do |a|
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ev = Event::new
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ev.url = URI.join url, a.attr('href')
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doc = fetch_doc ev.url
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date = doc.css('section.page-document header strong')[0]
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date = date ? date.parent.text : next
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if date =~ /(\d+)\.(\d+)\.(\d+),\s*(\d+):(\d+)\s*-\s*(\d+)\.(\d+)\.(\d+),\s*(\d+):(\d+)/
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ev.start = Time::local $3.to_i, $2.to_i, $1.to_i, $4.to_i, $5.to_i, 0
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ev.end = Time::local $8.to_i, $7.to_i, $6.to_i, $9.to_i, $10.to_i, 0
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elsif date =~ /(\d+)\.(\d+)\.(\d+),\s*(\d+):(\d+)\s*-\s*(\d+):(\d+)/
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ev.start = Time::local $3.to_i, $2.to_i, $1.to_i, $4.to_i, $5.to_i, 0
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ev.end = Time::local $3.to_i, $2.to_i, $1.to_i, $6.to_i, $7.to_i, 0
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elsif date =~ /(\d+)\.(\d+)\.(\d+)\s*-\s*(\d+)\.(\d+)\.(\d+)/
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ev.start = Time::local $3.to_i, $2.to_i, $1.to_i, 0, 0, 0
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ev.end = Time::local $6.to_i, $5.to_i, $4.to_i, 23, 59, 59
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else
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puts "Unrecognized date: #{date}"
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next
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end
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ev.title = doc.css('section.page-document header h1').text
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ev.location = doc.css('section.page-document address').text
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.lines
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.collect { |s| s.strip }
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.filter { |s| not s.empty? }
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.join(", ")
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ev.image = doc.css('section.page-document article img[1]').attr('src')
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events << ev
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end
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next_page = list_doc.css(".wp-pagenavi .current + .page")[0]
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url = if next_page
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URI.join url, next_page.attr('href')
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else
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nil
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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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METHOD:PUBLISH
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CLASS:PUBLIC
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UID:<%= ev.url %>
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DTSTART:<%= fmt_time(ev.start) %>
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DTEND:<%= fmt_time(ev.end) %>
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SUMMARY:<%= ev.title %>
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LOCATION:<%= ev.location %>
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URL:<%= ev.url %>
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ATTACH;FMTTYPE=image/jpeg:<%= ev.image %>
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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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