From 845c418e1aece52e37f8715b2eb1a172c6aedd2c Mon Sep 17 00:00:00 2001
From: Astro <astro@spaceboyz.net>
Date: Fri, 1 Jul 2022 00:48:05 +0200
Subject: [PATCH] azconni: init

---
 azconni/scrape.rb | 91 +++++++++++++++++++++++++++++++++++++++++++++++
 default.nix       |  1 +
 2 files changed, 92 insertions(+)
 create mode 100644 azconni/scrape.rb

diff --git a/azconni/scrape.rb b/azconni/scrape.rb
new file mode 100644
index 0000000..14e8a14
--- /dev/null
+++ b/azconni/scrape.rb
@@ -0,0 +1,91 @@
+#!/usr/bin/env ruby
+# coding: utf-8
+
+require 'open-uri'
+require 'nokogiri'
+require 'erb'
+
+MONTHS = [
+  "Januar", "Februar", "März", "April",
+  "Mai", "Juni", "Juli", "August",
+  "September", "Oktober", "November", "Dezember",
+]
+
+def fmt_time t
+  t.strftime "%Y%m%dT%H%M%S"
+end
+
+class Event
+  attr_accessor :title, :url
+  attr_reader :date, :location, :dtstart, :dtend
+
+  def initialize
+    @location = "AZ Conni, Rudolf-Leonhard-Straße 39"
+  end
+
+  def date=(s)
+    if s =~ /(\d{1,2})\.\s*(.+?)\s*(\d{4})[^\d]*(\d{1,2}):(\d{2})[^\d]*(\d{1,2}):(\d{2})/
+      year = $3.to_i
+      month = MONTHS.index($2) + 1
+      day = $1.to_i
+      @dtstart = Time::local year, month, day, $4.to_i, $5.to_i, 0
+      @dtend = Time::local year, month, day, $6.to_i, $7.to_i, 0
+    elsif s =~ /(\d{1,2})\.\s*(.+?)\s*(\d{4})[^\d]*(\d{1,2}):(\d{2})/
+      year = $3.to_i
+      month = MONTHS.index($2) + 1
+      day = $1.to_i
+      @dtstart = Time::local year, month, day, $4.to_i, $5.to_i, 0
+      @dtend = Time::local year, month, day, $4.to_i + 1, $5.to_i, 0
+    else
+      raise "Invalid date: #{s.inspect}"
+    end
+
+    while @dtend < @dtstart
+      # @dtend is in new day
+      @dtend += 86400
+    end
+  end
+end
+
+events = []
+
+url = "https://www.azconni.de/termine/"
+doc = Nokogiri::HTML URI.open(url)
+doc.css(".termin").each do |termin|
+  event_url = URI.join url, termin.css("header a").attr("href")
+  event_doc = Nokogiri::HTML URI.open(event_url)
+  termin = event_doc.css(".termin.full")[0]
+  title = termin.css("header").text
+  category = termin.css(".cateogries").text
+
+  begin
+    ev = Event::new
+    ev.title = (category.empty? ? "" : "#{category}: ") + title
+    ev.url = event_url
+    ev.date = termin.css(".time").text
+    events << ev
+  rescue
+    STDERR.puts "Omitting: #{$!}"
+    # 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:<%= ev.location %>
+  END:VEVENT
+  <% end %>
+  END:VCALENDAR
+EOF
+
+puts ical.result
diff --git a/default.nix b/default.nix
index 2b79a07..745a530 100644
--- a/default.nix
+++ b/default.nix
@@ -37,4 +37,5 @@ in {
   drk-impfaktionen = wrapScript "drk-impfaktionen" ./drk-impfaktionen/scrape.rb;
   zuendstoffe = wrapScript "zuendstoffe" ./zuendstoffe/scrape.rb;
   dresden-versammlungen = wrapScript "dresden-versammlungen" ./dresden-versammlungen/scrape.rb;
+  azconni = wrapScript "azconni" ./azconni/scrape.rb;
 }