235 lines
6.8 KiB
Ruby
235 lines
6.8 KiB
Ruby
require 'rubygems'
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require 'sinatra'
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require 'rqrcode'
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require 'prawn'
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require 'prawn/measurements'
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require 'prawn/qrcode'
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require 'prawn-svg'
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require 'color'
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require 'excon'
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require 'rmagick'
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require 'json'
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require 'zlib'
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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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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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BACKEND_URL = 'http://192.168.75.155:8000/api/1/'
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CODE_PREFIX = "HTTP://I/"
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def api(uri)
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Excon.get(BACKEND_URL + uri + "/").json!
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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 = [50, 30]
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def render_label(dict_or_api, is_qr, item_or_label_id, size: ZEBRA_LABEL_SIZE)
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if dict_or_api
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item = item_or_label_id
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else
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item = api("items/#{item_or_label_id}")
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end
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pdf = Prawn::Document.new(page_size: size.map { |x| mm2pt(x) },
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margin: [2, 2, 2, 6].map { |x| mm2pt(x) }) do
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font_families.update("DejaVuSans" => {
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normal: "fonts/DejaVuSans.ttf",
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italic: "fonts/DejaVuSans-Oblique.ttf",
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bold: "fonts/DejaVuSans-Bold.ttf",
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bold_italic: "fonts/DejaVuSans-BoldOblique.ttf"
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})
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font 'DejaVuSans'
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# Width of right side
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qr_size = [bounds.height / 2, 27].max
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# Right side
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bounding_box([bounds.right - qr_size, bounds.top], width: qr_size) do
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if is_qr
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print_qr_code CODE_PREFIX + item['short_id'], stroke: false,
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foreground_color: '000000',
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extent: bounds.width, margin: 0, pos: bounds.top_left
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end
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owner_text = item["owner"] ? "owner: #{item['owner']}\n\n" : ""
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metadata_text = owner_text # todo: creation date?
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text_box metadata_text,
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at: [bounds.right - qr_size, -7], size: 8, align: :right, overflow: :shrink_to_fit
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end
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# Left side
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bounding_box(bounds.top_left, width: bounds.width - qr_size) do
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text_box item['name'],
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size: 40, align: :center, valign: :center, width: bounds.width-10,
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inline_format: true, overflow: :shrink_to_fit, disable_wrap_by_char: true
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end
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end
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pdf.render
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end
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def render_hack(data, size: ZEBRA_LABEL_SIZE)
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pdf = Prawn::Document.new(page_size: size.map { |x| mm2pt(x) },
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margin: [2, 2, 2, 6].map { |x| mm2pt(x) }) do
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font_families.update("DejaVuSans" => {
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normal: "fonts/DejaVuSans.ttf",
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italic: "fonts/DejaVuSans-Oblique.ttf",
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bold: "fonts/DejaVuSans-Bold.ttf",
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bold_italic: "fonts/DejaVuSans-BoldOblique.ttf"
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})
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font 'DejaVuSans'
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image_size = [bounds.height / 2, 27].max
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svg IO.read(data['image']), width: image_size, position: :right
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bounding_box(bounds.top_left, width: bounds.width - image_size) do
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text_box data['text'],
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size: 40, align: :center, valign: :center, width: bounds.width-10,
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inline_format: true, overflow: :shrink_to_fit, disable_wrap_by_char: true
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end
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end
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pdf.render
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end
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set :bind, '0.0.0.0'
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get '/api/1/preview/:id.pdf' do
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headers["Content-Type"] = "application/pdf; charset=utf8"
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render_label(false,true,params["id"])
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end
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get '/api/1/preview/:id.png' do
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headers["Content-Type"] = "image/png"
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img = Magick::ImageList.new()
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img = img.from_blob(render_label(false,true,params["id"])){ self.density = 200 }.first
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img.format = 'png'
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img.background_color = 'white'
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img.to_blob
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end
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post '/api/1/print/:id' do
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temp = Tempfile.new('labelmaker')
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temp.write(render_label(false,true, params["id"]))
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temp.close
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system("lpr -P Zebra #{temp.path}")
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end
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get '/api/1/testprint' do
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test = {"owner" => "grzegorz_brzęczyszczykiewicz", "short_id" => "wszczebrzeszyniechrzaszczbrzmiwtrzcinie", "name" => "pchnąć w tę łódź jeża lub ośm skrzyń fig"}
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temp = Tempfile.new('labelmaker')
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temp.write(render_label(true,true,test))
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temp.close
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system("lpr -P Zebra #{temp.path}")
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end
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get '/api/1/testshow' do
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test = {"owner" => "grzegorz_brzęczyszczykiewicz", "short_id" => "wszczebrzeszyniechrzaszczbrzmiwtrzcinie", "name" => "pchnąć w tę łódź jeża lub ośm skrzyń fig"}
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headers["Content-Type"] = "application/pdf; charset=utf8"
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render_label(true, true, test)
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end
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templates = {
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"prywatne" => { "text" => "Ten przedmiot jest własnością prywatną", "image" => "assets/person.svg"},
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"hsowe" => { "text" => "Ten przedmiot należy do HSWro", "image" => "assets/hswro.svg"},
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"hackuj" => { "text" => "Hackuj ile dusza zapragnie", "image" => "assets/glider.svg"},
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"zepsute" => { "text" => "Ten przedmiot jest zepsuty", "image" => "assets/dead.svg"},
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"eksploatuje" => { "text" => "Ten przedmiot eksploatuje materiały", "image" => "assets/money.svg"},
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"niehackuj" => { "text" => "Nie hackuj tego przedmiotu", "image" => "assets/glider.svg"},
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# meme
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"bhp" => { "text" => "Gdy ci smutno, gdy ci źle, użyj pasty BHP", "image" => "assets/hswro.svg"},
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}
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get '/api/1/templates/preview/:id' do
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headers["Content-Type"] = "application/pdf; charset=utf8"
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render_hack(templates[params["id"]])
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end
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get '/api/1/templates/print/:id' do
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temp = Tempfile.new('labelmaker')
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temp.write(render_hack(templates[params["id"]]))
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temp.close
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system("lpr -P Zebra #{temp.path}")
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end
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get '/api/1/nametag/preview/:id' do
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headers["Content-Type"] = "application/pdf; charset=utf8"
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render_hack({"text" => params['id'], "image" => "assets/hswro.svg"})
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end
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get '/api/1/nametag/print/:id' do
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temp = Tempfile.new('labelmaker')
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temp.write(render_hack({"text" => params['id'], "image" => "assets/hswro.svg"}))
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temp.close
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system("lpr -P Zebra #{temp.path}")
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end
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get '/api/1/customitem/preview/:owner/:name' do
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test = {"owner" => params["owner"], "short_id" => "test", "name" => params["name"]}
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headers["Content-Type"] = "application/pdf; charset=utf8"
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render_label(true,false,test)
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end
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get '/api/1/customitem/print/:owner/:name' do
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test = {"owner" => params["owner"], "short_id" => "test", "name" => params["name"]}
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temp = Tempfile.new('labelmaker')
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temp.write(render_label(true,false,test))
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temp.close
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system("lpr -P Zebra #{temp.path}")
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end
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