spejstore-labelmaker/main.rb

331 lines
9.4 KiB
Ruby

require 'rubygems'
require 'sinatra'
require 'rqrcode'
require 'prawn'
require 'prawn/measurements'
require 'prawn/qrcode'
require 'prawn-svg'
require 'color'
require 'excon'
require 'rest-client'
require 'rmagick'
require 'json'
require 'zlib'
include Prawn::Measurements
# module Prawn
# module Text
# module Formatted #:nodoc:
# # @private
# class LineWrap #:nodoc:
# def whitespace()
# # Wrap by these special characters as well
# "&:/\\" +
# "\s\t#{zero_width_space()}"
# end
# end
# end
# end
# end
module RestClient
class Response
def json!()
# Convenience function
JSON.parse(body)
end
end
end
BACKEND_URL = 'http://inventory.lokal.hswro.org/api/1/'
CODE_PREFIX = "HTTP://I/"
WIKI_PREFIX = "http://wiki.hswro.org/"
$templates = {
"prywatne" => { "name" => "Ten przedmiot jest własnością prywatną", "image" => "assets/person.svg"},
"hsowe" => { "name" => "Ten przedmiot należy do HSWro", "image" => "assets/hswro.svg"},
"hackuj" => { "name" => "Hackuj ile dusza zapragnie", "image" => "assets/glider.svg"},
"zepsute" => { "name" => "Ten przedmiot jest zepsuty", "image" => "assets/dead.svg"},
"eksploatuje" => { "name" => "Ten przedmiot eksploatuje materiały", "image" => "assets/money.svg"},
"niehackuj" => { "name" => "Nie hackuj tego przedmiotu", "image" => "assets/glider.svg"},
"blaty" => { "name" => "Utrzymuj czystość na blatach", "image" => "assets/clean.svg"},
# meme
"bhp" => { "name" => "Gdy ci smutno, gdy ci źle, użyj pasty BHP", "image" => "assets/hswro.svg"},
}
def api(uri)
RestClient.get(BACKEND_URL + uri + ".json", :debug => true).json!
end
def render_identicode(data, id, extent)
pts = [[0, 0], [0, 1], [1, 1], [1, 0], [0, 0]]
4.times do |n|
color = Color::HSL.from_fraction((id % 6) / 6.0, 1.0, 0.3).html[1..6]
id /= 6
save_graphics_state do
soft_mask do
fill_color 'ffffff'
polygon = [pts[n], [0.5, 0.5], pts[n+1]].map{ |v| [v[0]*bounds.height, v[1]*bounds.height] }
fill_polygon(*(polygon))
end
print_qr_code data, stroke: false,
extent: extent, foreground_color: color,
pos: [bounds.left, bounds.top]
end
end
fill_color '000000'
end
DYMO_LABEL_SIZE = [89, 36]
ZEBRA_LABEL_SIZE = [50, 30]
NORMAL_LABEL_MARGIN = [2, 2, 2, 6]
DRAWER_LABEL_MARGIN = [15, 2, 2, 3]
IS_DRAWER = false
def get_item_from_api(item)
return api("items/#{item}")
end
def prepare_normal_label(item)
result = item
result['qr'] = CODE_PREFIX + item['short_id']
return result
end
def prepare_custom_hs(text)
return {"name" => text, "image" => "assets/hswro.svg"}
end
def prepare_custom_item(name, owner)
return {"name" => name, "owner" => owner}
end
def prepare_templated(template)
return $templates[template]
end
def prepare_gifted(item)
donor = item['props']['donor'] ? item['props']['donor'] : ""
result = {"name" => "Przedmiot podarował: #{donor}", "image" => "assets/gift.svg"}
return result
end
def prepare_wiki(item)
wikiaddr = item['props']['wiki'] ? WIKI_PREFIX + item['props']['wiki'] : ""
result = {"name" => "Wiki: #{item['props']['wiki']}", "qr" => wikiaddr}
return result
end
def render_label(item, size: ZEBRA_LABEL_SIZE)
labelmargin = IS_DRAWER ? DRAWER_LABEL_MARGIN : NORMAL_LABEL_MARGIN
pdf = Prawn::Document.new(page_size: size.map { |x| mm2pt(x) },
margin: labelmargin.map { |x| mm2pt(x) }) do
font_families.update("DejaVuSans" => {
normal: "fonts/DejaVuSans.ttf",
italic: "fonts/DejaVuSans-Oblique.ttf",
bold: "fonts/DejaVuSans-Bold.ttf",
bold_italic: "fonts/DejaVuSans-BoldOblique.ttf"
})
font 'DejaVuSans'
# Width of right side
# qr_size = [bounds.height / 2, 27].max
qr_size = [bounds.height / 2, 27].max
image_size = [bounds.height / 2, 27].max
# Right side
# bounding_box([bounds.right - qr_size, bounds.top], width: qr_size) do
bounding_box([bounds.right - qr_size, bounds.top], width: qr_size) do
if item['qr']
print_qr_code item['qr'], stroke: false,
foreground_color: '000000',
extent: bounds.width, margin: 0, pos: bounds.top_left
end
if item['image']
svg IO.read(item['image']), width: image_size, position: :right
end
owner_text = item["owner"] ? "owner: #{item['owner']}\n\n" : ""
metadata_text = owner_text # todo: creation date?
text_box metadata_text,
at: [bounds.right - qr_size, -7], size: 8, align: :right, overflow: :shrink_to_fit
end
# Left side
bounding_box(bounds.top_left, width: bounds.width - qr_size) do
text_box item['name'],
size: 40, align: :center, valign: :center, width: bounds.width-10,
inline_format: true, overflow: :shrink_to_fit, disable_wrap_by_char: true
end
end
pdf.render
end
set :bind, '0.0.0.0'
#####################################################
get '/api/1/preview/:id.pdf' do
headers["Content-Type"] = "application/pdf; charset=utf8"
render_label(prepare_normal_label(get_item_from_api(params["id"])))
end
get '/api/1/preview/:id/gift.pdf' do
headers["Content-Type"] = "application/pdf; charset=utf8"
render_label(prepare_gifted(get_item_from_api(params["id"])))
end
get '/api/1/preview/:id/wiki.pdf' do
headers["Content-Type"] = "application/pdf; charset=utf8"
render_label(prepare_wiki(get_item_from_api(params["id"])))
end
get '/api/1/preview/:id.png' do
headers["Content-Type"] = "image/png"
img = Magick::ImageList.new()
img = img.from_blob(render_label(prepare_normal_label(get_item_from_api(params["id"])))){ self.density = 200 }.first
img.format = 'png'
img.background_color = 'white'
img.to_blob
end
post '/api/1/print/:id' do
temp = Tempfile.new('labelmaker')
temp.write(render_label(prepare_normal_label(get_item_from_api(params["id"]))))
temp.close
system("lpr -P Zebra #{temp.path}")
end
post '/api/1/print/:id/wiki' do
temp = Tempfile.new('labelmaker')
temp.write(render_label(prepare_wiki(get_item_from_api(params["id"]))))
temp.close
system("lpr -P Zebra #{temp.path}")
end
get '/api/1/test/:id' do
get_item_from_api(params["id"])
prepare_wiki(get_item_from_api(params["id"]))
end
#####################################################
get '/api/1/list/templates' do
headers["Content-Type"] = "application/json"
$templates.to_json
end
get '/api/1/preview/templates/:id' do
headers["Content-Type"] = "application/pdf; charset=utf8"
render_label(prepare_templated(params['id']))
end
get '/api/1/templates/preview/:id' do
headers["Content-Type"] = "application/pdf; charset=utf8"
render_label(prepare_templated(params['id']))
end
get '/api/1/templates/print/:id' do
temp = Tempfile.new('labelmaker')
temp.write(render_label(prepare_templated(params['id'])))
temp.close
system("lpr -P Zebra #{temp.path}")
end
get '/api/1/nametag/preview/:id' do
headers["Content-Type"] = "application/pdf; charset=utf8"
render_label(prepare_custom_hs(params['id']))
end
get '/api/1/nametag/print/:id' do
temp = Tempfile.new('labelmaker')
temp.write(render_label(prepare_custom_hs(params['id'])))
temp.close
system("lpr -P Zebra #{temp.path}")
end
get '/api/1/customitem/preview/:owner/:name' do
headers["Content-Type"] = "application/pdf; charset=utf8"
render_label(prepare_custom_item(params["name"],params["owner"]))
end
get '/api/1/customitem/print/:owner/:name' do
temp = Tempfile.new('labelmaker')
temp.write(render_label(prepare_custom_item(params["name"],params["owner"])))
temp.close
system("lpr -P Zebra #{temp.path}")
end
get '/api/1/gift/preview' do
test = {"name" => "Przedmiot podarował: lynx, małpa, franek", "image" => "assets/gift.svg"}
headers["Content-Type"] = "application/pdf; charset=utf8"
render_label(false,"img",test)
end
get '/api/1/testgift/print' do
test = {"name" => "Przedmiot podarował: lynx, małpa, franek", "image" => "assets/gift.svg"}
temp = Tempfile.new('labelmaker')
temp.write(render_label(false, "img",test))
temp.close
system("lpr -P Zebra #{temp.path}")
end
# TESTY
get '/api/1/dupatest/preview' do
test = {"owner" => "test", "short_id" => "test", "name" => "test", "image" => "assets/glider.svg"}
headers["Content-Type"] = "application/pdf; charset=utf8"
render_label(false,"img",test)
end
get '/api/1/testgift/preview' do
test = {"name" => "Przedmiot podarował: lynx, małpa, franek", "image" => "assets/gift.svg"}
headers["Content-Type"] = "application/pdf; charset=utf8"
render_label(false,"img",test)
end
get '/api/1/testgift/print' do
test = {"name" => "Przedmiot podarował: lynx, małpa, franek", "image" => "assets/gift.svg"}
temp = Tempfile.new('labelmaker')
temp.write(render_label(false, "img",test))
temp.close
system("lpr -P Zebra #{temp.path}")
end
get '/api/1/testshow' do
test = {"owner" => "grzegorz_brzęczyszczykiewicz", "short_id" => "wszczebrzeszyniechrzaszczbrzmiwtrzcinie", "name" => "pchnąć w tę łódź jeża lub ośm skrzyń fig"}
headers["Content-Type"] = "application/pdf; charset=utf8"
render_label(false, "qr", test)
end
get '/api/1/testprint' do
test = {"owner" => "grzegorz_brzęczyszczykiewicz", "short_id" => "wszczebrzeszyniechrzaszczbrzmiwtrzcinie", "name" => "pchnąć w tę łódź jeża lub ośm skrzyń fig"}
temp = Tempfile.new('labelmaker')
temp.write(render_label(false,"qr",test))
temp.close
system("lpr -P Zebra #{temp.path}")
end