hbfk-dresden: init

default.nix

@@ -40,4 +40,5 @@ in {
   azconni = wrapScript "azconni" ./azconni/scrape.rb;
   kunsthaus = wrapScript "kunsthaus" ./kunsthaus/scrape.rb;
   hfmdd = wrapScript "hfmdd" ./hfmdd/scrape.rb;
+  hfbk-dresden = wrapScript "hfbk-dresden" ./hfbk-dresden/scrape.rb;
 }

hfbk-dresden/scrape.rb

@@ -0,0 +1,63 @@
+#!/usr/bin/env ruby
+# coding: utf-8
+
+require 'open-uri'
+require 'time'
+require 'nokogiri'
+require 'erb'
+
+def fmt_time t
+  t.strftime "%Y%m%dT%H%M%S"
+end
+
+class Event
+  attr_accessor :title, :url
+  attr_reader :date, :location, :dtstart
+
+  def initialize
+    @location = "Hochschule für Bildende Künste Dresden"
+  end
+
+  def dtend
+    @dtstart + 7200
+  end
+
+  def date=(s)
+    @dtstart = Time::parse(s)
+  end
+end
+
+events = []
+
+url = "https://www.hfbk-dresden.de/veranstaltungen"
+doc = Nokogiri::HTML URI.open(url)
+doc.css(".topnews").each do |content|
+  time = content.css("time").attr("datetime").text
+  title_link = content.css("h3 a")
+
+  ev = Event::new
+  ev.title = title_link.attr("title").text
+  ev.url = URI.join url, title_link.attr("href")
+  ev.date = time
+  events << ev
+end
+
+ical = ERB::new <<~EOF
+  BEGIN:VCALENDAR
+  VERSION:2.0
+  METHOD:PUBLISH
+  X-WR-TIMEZONE;VALUE=TEXT:Europe/Berlin
+  <% events.each  do |ev| %>
+  BEGIN:VEVENT
+  SUMMARY:<%= ev.title %>
+  DTSTART:<%= fmt_time ev.dtstart %>
+  DTEND:<%= fmt_time ev.dtend %>
+  UID:<%= ev.url %>
+  URL:<%= ev.url %>
+  LOCATION:<%= ev.location %>
+  END:VEVENT
+  <% end  %>
+  END:VCALENDAR
+EOF
+
+puts ical.result