Clean up, envify, add IPP support
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3 changed files with 55 additions and 56 deletions
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@ -16,5 +16,6 @@ where :label is a `spejstore` label.id or item.short_id
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to test without spejstore running locally, pass:
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```sh
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DEBUG_JSON='{"short_id":"abcdef","name":"Some long test item","owner":"testowner"}' bundle exec ruby main.rb
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LABELMAKER_DEBUG_JSON='{"short_id":"abcdef","name":"Some long test item","owner":"testowner"}' bundle exec ruby main.rb
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```
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29
ipptool-print-job.test
Normal file
29
ipptool-print-job.test
Normal file
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@ -0,0 +1,29 @@
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# Print a test page using print-job
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{
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# The name of the test...
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NAME "Print file using Print-Job"
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# The operation to use
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OPERATION Print-Job
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# Attributes, starting in the operation group...
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GROUP operation-attributes-tag
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ATTR charset attributes-charset utf-8
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ATTR language attributes-natural-language en
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ATTR uri printer-uri $uri
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ATTR name requesting-user-name $user
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ATTR mimeMediaType document-format $filetype
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GROUP job-attributes-tag
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ATTR integer copies 1
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FILE $filename
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# What statuses are OK?
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STATUS successful-ok
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STATUS successful-ok-ignored-or-substituted-attributes
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# What attributes do we expect?
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EXPECT job-id
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EXPECT job-uri
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}
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79
main.rb
79
main.rb
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@ -10,71 +10,32 @@ require 'excon'
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require 'rmagick'
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require 'json'
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require 'zlib'
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require 'shellwords'
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include Prawn::Measurements
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# module Prawn
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# module Text
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# module Formatted #:nodoc:
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# # @private
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# class LineWrap #:nodoc:
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# def whitespace()
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# # Wrap by these special characters as well
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# "&:/\\" +
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# "\s\t#{zero_width_space()}"
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# end
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# end
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# end
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# end
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# end
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BACKEND_URL = ENV.fetch('LABELMAKER_BACKEND_URL', 'https://inventory.hackerspace.pl/api/1/')
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CODE_PREFIX = ENV.fetch('LABELMAKER_CODE_PREFIX', 'https://inventory.hackerspace.pl/')
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module Excon
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class Response
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def json!()
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# Convenience function
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JSON.parse(body)
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end
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end
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end
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# NOTE:
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# DYMO_LABEL_SIZE = [89, 36]
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# ZEBRA_LABEL_SIZE = [100, 60]
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LABEL_SIZE = JSON.parse(ENV.fetch('LABELMAKER_LABEL_SIZE', '[89, 36]'))
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BACKEND_URL = 'https://inventory.hackerspace.pl/api/1/'
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CODE_PREFIX = "https://inventory.hackerspace.pl/"
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# NOTE: You can use either local printer or IPP printer, but not both
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LOCAL_PRINTER_NAME = ENV.fetch('LABELMAKER_LOCAL_PRINTER_NAME', 'DYMO_LabelWriter_450')
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IPP_PRINTER_URL = ENV.fetch('LABELMAKER_IPP_PRINTER_URL', '')
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DEBUG_JSON = ENV["LABELMAKER_DEBUG_JSON"]
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def api(uri)
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if ENV["DEBUG_JSON"]
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JSON.parse(ENV["DEBUG_JSON"])
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if DEBUG_JSON
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JSON.parse(DEBUG_JSON)
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else
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Excon.get(BACKEND_URL + uri + "/").json!
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JSON.parse(Excon.get(BACKEND_URL + uri + "/"))
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end
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end
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def render_identicode(data, id, extent)
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pts = [[0, 0], [0, 1], [1, 1], [1, 0], [0, 0]]
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4.times do |n|
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color = Color::HSL.from_fraction((id % 6) / 6.0, 1.0, 0.3).html[1..6]
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id /= 6
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save_graphics_state do
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soft_mask do
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fill_color 'ffffff'
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polygon = [pts[n], [0.5, 0.5], pts[n+1]].map{ |v| [v[0]*bounds.height, v[1]*bounds.height] }
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fill_polygon(*(polygon))
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end
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print_qr_code data, stroke: false,
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extent: extent, foreground_color: color,
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pos: [bounds.left, bounds.top]
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end
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end
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fill_color '000000'
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end
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DYMO_LABEL_SIZE = [89, 36]
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ZEBRA_LABEL_SIZE = [100, 60]
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def render_label(item_or_label_id, size: DYMO_LABEL_SIZE)
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def render_label(item_or_label_id, size: LABEL_SIZE)
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item = api("items/#{item_or_label_id}")
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pdf = Prawn::Document.new(page_size: size.map { |x| mm2pt(x) },
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@ -135,5 +96,13 @@ post '/api/1/print/:id' do
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temp = Tempfile.new('labelmaker')
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temp.write(render_label(params["id"]))
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temp.close
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system("lpr -P DYMO_LabelWriter_450 #{temp.path}")
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if not LOCAL_PRINTER_NAME.empty?
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system("lpr -P #{LOCAL_PRINTER_NAME.shellescape} #{temp.path.shellescape}")
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elsif not IPP_PRINTER_URL.empty?
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system("ipptool -v -tf #{temp.path.shellescape} -d filetype=application/octet-stream -I #{IPP_PRINTER_URL.shellescape} ipptool-print-job.test")
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else
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status 404
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return "No printer configured"
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end
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end
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