Generate poster for events

commands/create-flyer.rb

@@ -0,0 +1,76 @@
+usage       'create-flyer eventnode outputdir'
+aliases     :cf
+summary     'creates svg for flyer'
+description 'Create SVG file with content of given event'
+
+class CreateFlyer < ::Nanoc::CLI::CommandRunner
+  def run
+    # Check arguments
+    if arguments.length!=2
+      puts command.help
+      exit 1
+    end
+    # Get node, check type
+    self.load_site
+    nodename = sanitize_path(arguments[0])
+    event = self.site.items[nodename]
+    if !event
+      puts "Node #{nodename} not found"
+      exit 1
+    end
+    if !event[:kind]=='event'
+      puts "Node #{nodename} is not an event"
+      exit 1
+    end
+    # Collect data
+    merge_item_location_data(event[:location], self.site.items['/_data/locations/'].attributes)
+    self.site.compile
+    title = event[:title]
+    date = event[:startdate]
+    speakers = event[:speakers].map { |s| if s[:affiliation] then "#{s[:name]} (#{s[:affiliation]})" else s[:name] end }
+    text = Nokogiri::HTML(event.compiled_content)
+    text = text.content.gsub(/\n+/,"\n")
+    location_infos = [event[:location][:name]]
+    if (event[:location][:details])
+      location_infos << event[:location][:details]
+    end
+    if (event[:location][:strasse])
+      location_infos << event[:location][:strasse]
+    end
+    if (event[:location][:ort])
+      if (event[:location][:plz])
+        location_infos << "#{event[:location][:plz]} #{event[:location][:ort]}"
+      else
+        location_infos << event[:location][:ort]
+      end
+    end
+    if (event[:location][:lon])
+      location_infos << "N #{event[:location][:lon]} E #{event[:location][:lat]}"
+    end
+    calendar_items = self.site.items.select do |i|
+      (i[:kind]=='event') && (i[:startdate].to_datetime>event[:startdate].to_datetime) && !i.identifier.start_with?('/_data/stammtisch/')
+    end.sort { |a,b| a[:startdate].to_datetime <=> b[:startdate].to_datetime }
+    calendar = calendar_items[0..5].map do |i|
+      if i[:startdate].instance_of?(Date)
+        "#{i[:startdate].strftime("%d.%m.%Y")} #{i[:title]}"
+      else
+        "#{i[:startdate].strftime("%d.%m.%Y, %H:%M")} #{i[:title]}"
+      end
+    end
+    # Read template
+    file = File.open(self.site.items['/_data/aushang/'].raw_filename(), "r:UTF-8")
+    template = file.read
+    file.close()
+    # Replace in template
+    template.gsub!('${title}', title)
+    template.gsub!('${date}', date.strftime("%d.%m.%Y, %H:%M"))
+    template.gsub!('${speakers}', speakers.join(', '))
+    template.gsub!('${location}', location_infos.join(", "))
+    template.gsub!('${calendar}', calendar.join(" \n"))
+    # Output
+    File.open("#{arguments[1]}/aushang.svg", 'w:UTF-8') {|f| f.write(template) }
+  end
+end
+
+runner CreateFlyer
+