Thank you to anyone who has already donated - your generous donations helped make three months of treatment possible.

My brother Nate continues to fight stage IV Hodgkin's lymphoma. He's just 31, with a wife and baby girl. They have no active income (since he's been unable to return to work), no insurance, and cannot afford the treatment he needs. Nate and his family need your help. Please consider a donation, every dollar helps. Thanks.

Read Nate's story Support Nate by buying an official Pastie t-shirt Hide this message

Document@2x
|
Chain_link@2x
|
Arrow_down@2x
|
Spiral_paper@2x
A A A

Ruby on Rails       Report abuse

Controller code 

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37

  def new
    @project = Project.new
    1.upto(1) { @project.photos.build }
    @project_category = ProjectCategory.all
  end

  def create
    @project_category = ProjectCategory.all
    @project = Project.new(params[:project])
    if @project.save
      flash[:notice] = "Successfully created project."
      redirect_to @project
    else
      render :action => 'new'
    end
  end

  def edit
    @project = Project.find(params[:id])
    @project_category = ProjectCategory.all
    if @project.photos.first.nil?
      1.upto(1) { @project.photos.build }
    end

  end

  def update
    @project = Project.find(params[:id])

    if @project.update_attributes(params[:project])
      flash[:notice] = "Successfully updated project."
      redirect_to @project
    else
      render :action => 'edit'
    end
  end

form partial 

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30

<% form_for @project, :html => {:multipart => true} do |f| %>
  <%= f.error_messages %>
  <p>
    <%= f.label :projectName %><br />
    <%= f.text_field :projectName %>
  </p>
  <p>
    <%= f.label :description %><br />
    <%= f.text_area :description, :rows => 2 %>
  </p>

    <%= f.label :category_id, "Type"%><br />
  <% @project_category.each do |cat|%>
    <%= f.radio_button :project_category_id, cat.id %>
    <%= cat.id%>
    <%= cat.title %>
  <% end %>
<div class="album_photos">
  <%= render :partial => 'project_photo', :collection => @project.photos %>
</div>

<div id="photos">
  <%= render :partial => 'photo', :collection => @project.photos %>
</div>
<%= link_to_function "Add Photo" do |page|
  page.insert_html :bottom, :photos, :partial => 'photo', :object => Photo.new
end %>
  <p><%= f.submit "Submit" %></p>
<% end %>

project_photo 

1
2
3
4

<% unless project_photo.new_record? %>
  <%= image_tag(project_photo.data.url(:thumb), :alt => project_photo.description) %>
  <%= check_box_tag "photo_ids[]", project_photo.id %>
<% end rescue nil %>

photo partial 

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15

<div class="photo">
<fieldset>
<% fields_for "project[photo_attributes][]", photo do |p| %>
  <p>
    <%= p.label :Photo %><br />
    <%= p.file_field :data, :index => nil %>
    <%= link_to_function "delete", "remove_field($(this), ('.photo'))" %>
  </p>
  <p>
  <%= p.text_field :description
  </p>

<% end %>
</fieldset>
</div>

project model 

1
2
3
4
5
6
7
8
9
10

class Project < ActiveRecord::Base
  has_many :photos
  has_one :project_category

  def photo_attributes=(photo_attributes)
    photo_attributes.each do |attributes|
      photos.build(attributes)
    end
  end
end

photo model 

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18

class Photo < ActiveRecord::Base
 attr_accessible :id, :description, :photo
 belongs_to :project

  has_attached_file :data,
  :styles => {
    :thumb => "150x150#",
    :large => "640x480#",
    :fullsize => "800x600#"
  }

  validates_attachment_size :data, :less_than => 2.megabytes

  #validates_attachment_presence :data
  validates_attachment_content_type :data, :content_type => ['image/jpeg','image/jpg', 'image/png']

end

the photo migration file 

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15

class CreatePhotos < ActiveRecord::Migration
  def self.up
    create_table :photos do |t|
      t.references :project
      t.string :description
      t.timestamps
    end
    add_index :photos, :project_id
  end

  def self.down
    drop_table :photos
  end
end