From 8e5e23360fb4ac5ce97d21e56282186293e8cc31 Mon Sep 17 00:00:00 2001
From: Astro <astro@spaceboyz.net>
Date: Thu, 12 Jan 2023 20:52:45 +0100
Subject: [PATCH] kosmotique: add

---
 default.nix          |  1 +
 kosmotique/scrape.rb | 61 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 62 insertions(+)
 create mode 100644 kosmotique/scrape.rb

diff --git a/default.nix b/default.nix
index 60fe679..40d0f2b 100644
--- a/default.nix
+++ b/default.nix
@@ -47,4 +47,5 @@ in {
   nabu = wrapScript "nabu" ./nabu/scrape.rb;
   museen-dresden = wrapScript "museen-dresden" ./museen-dresden/scrape.rb;
   criticalmass = wrapScript "criticalmass" ./criticalmass/scrape.rb;
+  kosmotique = wrapScript "kosmotique" ./kosmotique/scrape.rb;
 }
diff --git a/kosmotique/scrape.rb b/kosmotique/scrape.rb
new file mode 100644
index 0000000..4e0d1c3
--- /dev/null
+++ b/kosmotique/scrape.rb
@@ -0,0 +1,61 @@
+#!/usr/bin/env ruby
+# coding: utf-8
+
+require 'open-uri'
+require 'nokogiri'
+require 'erb'
+require 'time'
+
+def fmt_time t
+  t.strftime "%Y%m%dT%H%M%S"
+end
+
+class Event
+  attr_accessor :title, :url
+  attr_reader :dtstart, :dtend
+
+  def initialize
+    @location = "Hygienemuseum"
+  end
+
+  def date=(t)
+    @dtstart = t
+    @dtend = @dtstart + 3600
+  end
+end
+
+events = []
+url = "http://kosmotique.org/feed.xml"
+doc = Nokogiri::HTML URI.open(url)
+doc.css("entry").each do |entry|
+  begin
+    ev = Event::new
+    ev.title = entry.css("title").text
+    ev.url = entry.css("link").attr "href"
+    ev.date = Time.parse entry.css("published").text
+    events << ev
+  rescue
+    STDERR.puts "Omitting: #{$!}"
+    STDERR.puts $!.backtrace
+  end
+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:Kosmotique, Martin-Luther-Str. 13, Dresden
+  END:VEVENT
+  <% end %>
+  END:VCALENDAR
+EOF
+
+puts ical.result