129 lines
4.2 KiB
Ruby
129 lines
4.2 KiB
Ruby
usage 'create-flyer eventnode outputdir'
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aliases :cf
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summary 'creates svg for flyer'
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description 'Create SVG file with content of given event'
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class CreateFlyer < ::Nanoc::CLI::CommandRunner
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require 'rqrcode_png'
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# Monkey-patch qr generator
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module RQRCodePNG
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class Sequence
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def border_width()
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# No boundary around image
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0
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end
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end
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end
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def get_qr(data)
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qr = nil
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size = 7
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while (!qr)
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begin
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qr = RQRCode::QRCode.new(data, :size => size, :level => :l)
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rescue RQRCode::QRCodeRunTimeError
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qr = nil
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size = size + 1
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end
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end
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qr
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end
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def create_svg(template_name, output_name, data)
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# Read template
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file = File.open(template_name, "r:UTF-8")
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template = file.read
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file.close()
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# Replace in template
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template.gsub!('${title}', data[:title])
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template.gsub!('${date}', data[:date].strftime("%d.%m.%Y, %H:%M"))
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template.gsub!('${speakers}', data[:speakers].join(', '))
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template.gsub!('${location.name}', data[:location_name].join(", "))
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template.gsub!('${location.address}', data[:location_address].join(", "))
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template.gsub!('${location.geo}', data[:location_geo])
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template.gsub!('${qrcode}', "#{data[:qr_img].to_data_url}")
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for i in 0..5 do
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template.gsub!("${calendar.#{i}}", data[:calendar][i] || "")
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end
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# Output
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File.open(output_name, 'w:UTF-8') {|f| f.write(template) }
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end
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def run
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# Check arguments
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if arguments.length!=2
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puts command.help
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exit 1
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end
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# Get node, check type
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self.load_site
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nodename = sanitize_path(arguments[0])
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event = self.site.items[nodename]
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if !event
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puts "Node #{nodename} not found"
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exit 1
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end
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if !event[:kind]=='event'
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puts "Node #{nodename} is not an event"
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exit 1
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end
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# Collect data
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merge_item_location_data(event[:location], self.site.items['/_data/locations/'].attributes)
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calculate_to_date(event)
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self.site.compile
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data = {}
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data[:title] = event[:title]
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data[:date] = event[:startdate]
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data[:speakers] = event[:speakers].map { |s| if s[:affiliation] then "#{s[:name]} (#{s[:affiliation]})" else s[:name] end }
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text = Nokogiri::HTML(event.compiled_content)
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data[:text] = text.content.gsub(/\n+/,"\n")
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data[:location_name] = [event[:location][:name]]
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if (event[:location][:details])
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data[:location_name] << event[:location][:details]
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end
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data[:location_address] = []
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if (event[:location][:strasse])
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data[:location_address] << event[:location][:strasse]
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end
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if (event[:location][:ort])
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if (event[:location][:plz])
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data[:location_address] << "#{event[:location][:plz]} #{event[:location][:ort]}"
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else
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data[:location_address] << event[:location][:ort]
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end
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end
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data[:location_geo] = if (event[:location][:lon])
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"N #{event[:location][:lon]} E #{event[:location][:lat]}"
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else
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""
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end
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calendar_items = self.site.items.select do |i|
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(i[:kind]=='event') && (i[:startdate].to_datetime>event[:startdate].to_datetime) && !i.identifier.start_with?('/_data/stammtisch/')
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end.sort { |a,b| a[:startdate].to_datetime <=> b[:startdate].to_datetime }
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data[:calendar] = calendar_items[0..5].map do |i|
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if i[:startdate].instance_of?(Date)
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"#{i[:startdate].strftime("%d.%m.%Y")}: #{i[:title]}"
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else
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"#{i[:startdate].strftime("%d.%m.%Y, %H:%M")}h: #{i[:title]}"
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end
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end
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# Generate qr code
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vevent = []
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vevent << "BEGIN:VEVENT"
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vevent << "SUMMARY:#{event[:title]}"
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vevent << "DTSTART:#{event[:startdate].getutc.strftime("%Y%m%dT%H%M%SZ")}"
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vevent << "DTEND:#{event[:enddate].getutc.strftime("%Y%m%dT%H%M%SZ")}"
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vevent << "LOCATION:#{data[:location_name].join(", ")}"
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vevent << "DESCRIPTION:Weitere Infos: #{site.config[:base_url]}#{event.path()}"
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vevent << "END:VEVENT"
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data[:qr_img] = get_qr(vevent.join("\n")).to_img
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# Write svgs
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create_svg(self.site.items['/_data/aushang/'].raw_filename(), "#{arguments[1]}/aushang.svg", data)
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create_svg(self.site.items['/_data/flyer/'].raw_filename(), "#{arguments[1]}/flyer.svg", data)
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end
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end
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runner CreateFlyer
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