Print labels with username and current date.

API.md

@@ -27,4 +27,4 @@ Or you can pass these parameters:
 These are the endpoints which Mete supports,
 but are not (yet) part of the specification or have additional parameters:
 
-(currently none, yay)
+ * `POST /users/%uid%/buy_barcode.json` - buys the drink with the barcode `%barcode%` for the user with the id `%id%`

app/controllers/users_controller.rb

@@ -1,3 +1,6 @@
+require 'net/http'
+require 'date'
+
 class UsersController < ApplicationController
   include ApplicationHelper
 
@@ -96,6 +99,29 @@ def buy_barcode
       buy_drink
     end
   end
+
+  # POST /users/1/print_label
+  # POST /users/1/print_label.json
+  def print_label
+    @user = User.find(params[:id])
+    text = "#{@user.name} #{Date.today.iso8601}"
+    uri = URI('http://labello/print')
+    res = Net::HTTP.post_form(
+      uri,
+      'text' => text,
+      'font' => 'lettergothic',
+      'align' => 'left',
+      'fontSize' => '42'
+    )
+    result = res.body
+    respond_to do |format|
+      format.html do
+        flash[:info] = "Labello responded with '#{result}'."
+        redirect_to @user
+      end
+      format.json { render json: {"result" => result } }
+    end
+  end
 
   # GET /users/1/pay?amount=1.5
   def payment

app/views/users/show.html.haml

@@ -5,6 +5,8 @@
   - if @user.audit?
     %li
       = link_to 'show logs', audits_path(:user => @user)
+  %li
+    = link_to 'print label', print_label_user_path(@user), :method => :post
   %li
     = link_to 'delete user', @user, :method => :delete, :data => {:confirm => "Really delete #{@user.name}’s account?"}
 .page-header

config/routes.rb

@@ -10,6 +10,7 @@
       get 'payment'
       get 'buy'
       post 'buy_barcode'
+      post 'print_label'
     end
     collection do
       get 'stats'