added image download via Carrierwave to user profile

Gemfile

@@ -10,6 +10,8 @@ gem 'sorcery'
 gem 'therubyracer'
 gem  'sorcery'
 gem 'carrierwave'
+gem 'rmagick'
+
 # Gems used only for assets and not required
 # in production environments by default.
 group :assets do

app/models/user.rb

@@ -1,7 +1,8 @@
 class User < ActiveRecord::Base
-  attr_accessible :email, :password, :password_confirmation
+  attr_accessible :email, :password, :password_confirmation, :image
   authenticates_with_sorcery!
-  
+
   validates_length_of :password, :minimum => 3, :message => "password must be at least 3 characters long", :if => :password
   validates_confirmation_of :password, :message => "should match confirmation", :if => :password
+ mount_uploader :image, ImageUploader
 end

app/models/user.rb~

@@ -1,7 +1,8 @@
 class User < ActiveRecord::Base
-  attr_accessible :email, :password, :password_confirmation
+  attr_accessible :email, :password, :password_confirmation, :image
   authenticates_with_sorcery!
-
-  validates :password, :length => { :minimum => 3, maximum => 20 }, :confirmation => true
 
+  validates_length_of :password, :minimum => 3, :message => "password must be at least 3 characters long", :if => :password
+  validates_confirmation_of :password, :message => "should match confirmation", :if => :password
+ mount_uploader :image, Image_uploader
 end

app/uploaders/avatar_uploader.rb~

@@ -0,0 +1,48 @@
+# encoding: utf-8
+
+class AvatarUploader < CarrierWave::Uploader::Base
+
+  # Include RMagick or MiniMagick support:
+   include CarrierWave::RMagick
+  # include CarrierWave::MiniMagick
+
+  # Choose what kind of storage to use for this uploader:
+  storage :file
+  # storage :fog
+
+  # Override the directory where uploaded files will be stored.
+  # This is a sensible default for uploaders that are meant to be mounted:
+  def store_dir
+    "uploads/#{model.class.to_s.underscore}/#{mounted_as}/#{model.id}"
+  end
+
+  # Provide a default URL as a default if there hasn't been a file uploaded:
+  # def default_url
+  #   "/images/fallback/" + [version_name, "default.png"].compact.join('_')
+  # end
+
+  # Process files as they are uploaded:
+  # process :scale => [200, 300]
+  #
+  # def scale(width, height)
+  #   # do something
+  # end
+
+  # Create different versions of your uploaded files:
+  # version :thumb do
+  #   process :scale => [50, 50]
+  # end
+
+  # Add a white list of extensions which are allowed to be uploaded.
+  # For images you might use something like this:
+  # def extension_white_list
+  #   %w(jpg jpeg gif png)
+  # end
+
+  # Override the filename of the uploaded files:
+  # Avoid using model.id or version_name here, see uploader/store.rb for details.
+  # def filename
+  #   "something.jpg" if original_filename
+  # end
+
+end

app/uploaders/image_uploader.rb

@@ -0,0 +1,48 @@
+# encoding: utf-8
+
+class ImageUploader < CarrierWave::Uploader::Base
+
+  # Include RMagick or MiniMagick support:
+  include CarrierWave::RMagick
+  # include CarrierWave::MiniMagick
+
+  # Choose what kind of storage to use for this uploader:
+  storage :file
+  # storage :fog
+
+  # Override the directory where uploaded files will be stored.
+  # This is a sensible default for uploaders that are meant to be mounted:
+  def store_dir
+    "uploads/#{model.class.to_s.underscore}/#{mounted_as}/#{model.id}"
+  end
+
+  # Provide a default URL as a default if there hasn't been a file uploaded:
+  # def default_url
+  #   "/images/fallback/" + [version_name, "default.png"].compact.join('_')
+  # end
+
+  # Process files as they are uploaded:
+  # process :scale => [200, 300]
+  #
+  # def scale(width, height)
+  #   # do something
+  # end
+
+  # Create different versions of your uploaded files:
+   version :thumb do
+     process :resize_to_fit => [200, 75]
+   end
+
+  # Add a white list of extensions which are allowed to be uploaded.
+  # For images you might use something like this:
+  # def extension_white_list
+  #   %w(jpg jpeg gif png)
+  # end
+
+  # Override the filename of the uploaded files:
+  # Avoid using model.id or version_name here, see uploader/store.rb for details.
+  # def filename
+  #   "something.jpg" if original_filename
+  # end
+
+end

app/uploaders/image_uploader.rb~

@@ -0,0 +1,48 @@
+# encoding: utf-8
+
+class ImageUploader < CarrierWave::Uploader::Base
+
+  # Include RMagick or MiniMagick support:
+  include CarrierWave::RMagick
+  # include CarrierWave::MiniMagick
+
+  # Choose what kind of storage to use for this uploader:
+  storage :file
+  # storage :fog
+
+  # Override the directory where uploaded files will be stored.
+  # This is a sensible default for uploaders that are meant to be mounted:
+  def store_dir
+    "uploads/#{model.class.to_s.underscore}/#{mounted_as}/#{model.id}"
+  end
+
+  # Provide a default URL as a default if there hasn't been a file uploaded:
+  # def default_url
+  #   "/images/fallback/" + [version_name, "default.png"].compact.join('_')
+  # end
+
+  # Process files as they are uploaded:
+  # process :scale => [200, 300]
+  #
+  # def scale(width, height)
+  #   # do something
+  # end
+
+  # Create different versions of your uploaded files:
+   version :thumb do
+     process :resize_to_fit => [200, 75]
+   end
+
+  # Add a white list of extensions which are allowed to be uploaded.
+  # For images you might use something like this:
+  # def extension_white_list
+  #   %w(jpg jpeg gif png)
+  # end
+
+  # Override the filename of the uploaded files:
+  # Avoid using model.id or version_name here, see uploader/store.rb for details.
+  # def filename
+  #   "something.jpg" if original_filename
+  # end
+
+end

app/views/users/_form.html.erb

@@ -11,6 +11,10 @@
     </div>
   <% end %>
 
+  <div class="field">
+    <%= f.file_field :image %><br />
+  </div>
+
   <div class="field">
     <%= f.label :username %><br />
     <%= f.text_field :username %>
@@ -25,7 +29,7 @@
   </div>
   <div class="field">
    <%= f.label :password_confirmation %><br />
-   <%= f.password_field :password_confirmation %> 
+   <%= f.password_field :password_confirmation %>
   </div>
   </div>
   <div class="actions">

app/views/users/_form.html.erb~

@@ -19,6 +19,14 @@
     <%= f.label :email %><br />
     <%= f.text_field :email %>
   </div>
+  <div class="field">
+   <%= f.label :password %><br />
+   <%= f.password_field :password %>
+  </div>
+  <div class="field">
+   <%= f.label :password_confirmation %><br />
+   <%= f.password_field :password_confirmation %> 
+  </div>
   </div>
   <div class="actions">
     <%= f.submit %>

app/views/users/show.html.erb

@@ -1,5 +1,10 @@
 <p id="notice"><%= notice %></p>
 
+<p>
+  <b>Image:</b>
+  <%= image_tag @user.image_url(:thumb)  if @user.image? %>
+</p>
+
 <p>
   <b>Username:</b>
   <%= @user.username %>

app/views/users/show.html.erb~

@@ -1,5 +1,10 @@
 <p id="notice"><%= notice %></p>
 
+<p>
+  <b>Image:</b>
+  <%= image_tag @user.image_url(:thumb)%>
+</p>
+
 <p>
   <b>Username:</b>
   <%= @user.username %>

db/migrate/20120130150725_add_image_to_user.rb

@@ -0,0 +1,6 @@
+class AddImageToUser < ActiveRecord::Migration
+  def change
+    add_column :users, :image, :string
+
+  end
+end