Add paperclip to gems and avatar to products

.gitignore

@@ -14,3 +14,6 @@
 # Ignore all logfiles and tempfiles.
 /log/*.log
 /tmp
+
+# Avatars of producst
+public/system/products

Gemfile

@@ -62,3 +62,6 @@ gem 'bcrypt',               '3.1.7'
 #paginate stuff
 gem 'will_paginate',           '3.0.7'
 gem 'bootstrap-will_paginate', '0.0.10'
+
+# paperclip for easy file attachment
+gem 'paperclip'

Gemfile.lock

@@ -54,6 +54,10 @@ GEM
     capistrano-rvm (0.1.2)
       capistrano (~> 3.0)
       sshkit (~> 1.2)
+    climate_control (0.0.3)
+      activesupport (>= 3.0)
+    cocaine (0.5.4)
+      climate_control (>= 0.0.3, < 1.0)
     coffee-rails (4.0.1)
       coffee-script (>= 2.2.0)
       railties (>= 4.0.0, < 5.0)
@@ -84,6 +88,11 @@ GEM
     net-scp (1.2.1)
       net-ssh (>= 2.6.5)
     net-ssh (2.9.1)
+    paperclip (4.2.0)
+      activemodel (>= 3.0.0)
+      activesupport (>= 3.0.0)
+      cocaine (~> 0.5.3)
+      mime-types
     rack (1.5.2)
     rack-test (0.6.2)
       rack (>= 1.0)
@@ -158,6 +167,7 @@ DEPENDENCIES
   jbuilder (~> 2.0)
   jquery-rails
   mysql2
+  paperclip
   rails (= 4.1.7)
   sass-rails (~> 4.0.3)
   sdoc (~> 0.4.0)

app/controllers/products_controller.rb

@@ -8,7 +8,7 @@ class ProductsController < ApplicationController
     if @product.save
       redirect_to @product
     else
-      render "new"
+      render 'new'
     end
   end
 
@@ -42,7 +42,7 @@ class ProductsController < ApplicationController
 
     def product_params
       params.require(:product).permit(:name, :purchase_price, :sale_price,
-                                      :img_path)
+                                      :avatar)
     end
 
 end

app/models/product.rb

@@ -2,19 +2,24 @@
 #
 # Table name: products
 #
-#  id             :integer          not null, primary key
-#  name           :string(255)
-#  purchase_price :integer
-#  sale_price     :integer
-#  img_path       :string(255)
-#  created_at     :datetime
-#  updated_at     :datetime
+#  id                  :integer          not null, primary key
+#  name                :string(255)
+#  purchase_price      :integer
+#  sale_price          :integer
+#  created_at          :datetime
+#  updated_at          :datetime
+#  avatar_file_name    :string(255)
+#  avatar_content_type :string(255)
+#  avatar_file_size    :integer
+#  avatar_updated_at   :datetime
 #
 
 class Product < ActiveRecord::Base
   has_one :order_product
+  has_attached_file :avatar, styles: { medium: "100x100>" }, default_style: :medium
 
   validates :name, presence: true
   validates :purchase_price, numericality: { only_integer: true, greater_than_or_equal_to: 0 }
   validates :sale_price, numericality: { only_integer: true, greater_than_or_equal_to: 0 }
+  validates_attachment :avatar, presence: true, content_type: { content_type: ["image/jpeg", "image/gif", "image/png"] }
 end

app/views/orders/new.html.erb

@@ -11,6 +11,7 @@
             </button>
           </span>
           <%= product_field.text_field :count, class: 'form-control', value: 0 %>
+          <%= image_tag op.product.avatar %>
           <span class="input-group-btn">
             <button class="btn btn-default btn-inc" type="button">
               <span class="glyphicon glyphicon-plus"></span>

app/views/products/new.html.erb

@@ -1,4 +1,6 @@
-<%= form_for @product do |f| %>
+<%= form_for @product, html: { multipart: true } do |f| %>
+  <%= render 'application/errors', model: @product %>
+
   <%= f.label :name %>
   <%= f.text_field :name %>
 
@@ -8,8 +10,8 @@
   <%= f.label :sale_price %>
   <%= f.number_field :sale_price %>
 
-  <%= f.label :img_path %>
-  <%= f.text_field :img_path %>
+  <%= f.label :avatar %>
+  <%= f.file_field :avatar %>
 
   <%= f.submit "Create product", class: "btn btn-primary" %>
 <% end %>

app/views/products/show.html.erb

@@ -5,7 +5,7 @@
   <p>Name: <%= @product.name %></p>
   <p>Purchase price: <%= @product.purchase_price %> </p>
   <p>Sale price:  <%= @product.sale_price  %> </p>
-  <p>Img path: <%= @product.img_path %></p>
+  <p><%= image_tag @product.avatar %></p>
   <%= link_to "edit", edit_product_path(@product) %>
 
 </aside>

config/environments/development.rb

@@ -34,4 +34,6 @@ Rails.application.configure do
 
   # Raises error for missing translations
   # config.action_view.raise_on_missing_translations = true
+
+  Paperclip.options[:command_path] = "/usr/local/bin/"
 end

config/environments/production.rb

@@ -75,4 +75,6 @@ Rails.application.configure do
 
   # Do not dump schema after migrations.
   config.active_record.dump_schema_after_migration = false
+
+  Paperclip.options[:command_path] = "/usr/local/bin/"
 end

config/environments/test.rb

@@ -36,4 +36,6 @@ Rails.application.configure do
 
   # Raises error for missing translations
   # config.action_view.raise_on_missing_translations = true
+
+  Paperclip.options[:command_path] = "/usr/local/bin/"
 end

db/migrate/20141204191328_replace_product_image_by_paperclip_attachment.rb

@@ -0,0 +1,6 @@
+class ReplaceProductImageByPaperclipAttachment < ActiveRecord::Migration
+  def change
+    remove_column :products, :img_path, :string
+    add_attachment :products, :avatar
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20141128123152) do
+ActiveRecord::Schema.define(version: 20141204191328) do
 
   create_table "order_products", force: true do |t|
     t.integer "order_id"
@@ -33,9 +33,12 @@ ActiveRecord::Schema.define(version: 20141128123152) do
     t.string   "name"
     t.integer  "purchase_price"
     t.integer  "sale_price"
-    t.string   "img_path"
     t.datetime "created_at"
     t.datetime "updated_at"
+    t.string   "avatar_file_name"
+    t.string   "avatar_content_type"
+    t.integer  "avatar_file_size"
+    t.datetime "avatar_updated_at"
   end
 
   create_table "users", force: true do |t|

test/fixtures/products.yml

@@ -2,13 +2,16 @@
 #
 # Table name: products
 #
-#  id             :integer          not null, primary key
-#  name           :string(255)
-#  purchase_price :integer
-#  sale_price     :integer
-#  img_path       :string(255)
-#  created_at     :datetime
-#  updated_at     :datetime
+#  id                  :integer          not null, primary key
+#  name                :string(255)
+#  purchase_price      :integer
+#  sale_price          :integer
+#  created_at          :datetime
+#  updated_at          :datetime
+#  avatar_file_name    :string(255)
+#  avatar_content_type :string(255)
+#  avatar_file_size    :integer
+#  avatar_updated_at   :datetime
 #
 
 # Read about fixtures at http://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html

test/models/product_test.rb

@@ -2,13 +2,16 @@
 #
 # Table name: products
 #
-#  id             :integer          not null, primary key
-#  name           :string(255)
-#  purchase_price :integer
-#  sale_price     :integer
-#  img_path       :string(255)
-#  created_at     :datetime
-#  updated_at     :datetime
+#  id                  :integer          not null, primary key
+#  name                :string(255)
+#  purchase_price      :integer
+#  sale_price          :integer
+#  created_at          :datetime
+#  updated_at          :datetime
+#  avatar_file_name    :string(255)
+#  avatar_content_type :string(255)
+#  avatar_file_size    :integer
+#  avatar_updated_at   :datetime
 #
 
 require 'test_helper'