Merge branch 'refs/heads/snippets_expiration' into dev

Conflicts:
	db/schema.rb

app/helpers/snippets_helper.rb

 module SnippetsHelper
+  def lifetime_select_options
+    options = [
+        ['forever', nil],
+        ['1 day',   "#{Date.current + 1.day}"],
+        ['1 week',  "#{Date.current + 1.week}"],
+        ['1 month', "#{Date.current + 1.month}"]
+    ]
+    options_for_select(options)
+  end
 end

app/models/snippet.rb

@@ -22,6 +22,9 @@ class Snippet < ActiveRecord::Base
             :presence => true,
             :length   => { :within => 0..10000 }
 
+  scope :fresh, order("created_at DESC")
+  scope :non_expired, where(["expires_at IS NULL OR expires_at > ?", Time.current])
+
   def self.content_types
     [
       ".rb", ".py", ".pl", ".scala", ".c", ".cpp", ".java",
@@ -33,6 +36,10 @@ class Snippet < ActiveRecord::Base
   def colorize
     system_colorize(content, file_name)
   end
+
+  def expired?
+    expires_at && expires_at < Time.current
+  end
 end
 # == Schema Information
 #
@@ -46,5 +53,6 @@ end
 #  created_at :datetime
 #  updated_at :datetime
 #  file_name  :string(255)
+#  expires_at :datetime
 #
 

app/views/projects/_top_menu.html.haml

@@ -23,7 +23,7 @@
     = link_to project_snippets_path(@project), :class => (controller.controller_name == "snippets") ? "current" : nil do
       Snippets
       - if @project.snippets.count > 0
-        %span{ :class => "top_menu_count" }= @project.snippets.count
+        %span{ :class => "top_menu_count" }= @project.snippets.non_expired.count
 
   - if @commit
     %span= link_to truncate(commit_name(@project,@commit), :length => 15), project_commit_path(@project, :id => @commit.id), :class => current_page?(:controller => "commits", :action => "show", :project_id => @project, :id => @commit.id) ? "current" : nil

app/views/snippets/_form.html.haml

@@ -12,6 +12,9 @@
       %tr
         %td= f.label :file_name
         %td= f.text_field :file_name, :placeholder => "example.rb"
+      %tr
+        %td= f.label "Lifetime"
+        %td= f.select :expires_at, lifetime_select_options
       %tr
         %td{:colspan => 2}
           = f.label :content, "Code"

app/views/snippets/_snippet.html.haml

-%tr{ :id => dom_id(snippet), :class => "snippet", :url => project_snippet_path(@project, snippet) }
+- unless snippet.expired?
+  %tr{ :id => dom_id(snippet), :class => "snippet", :url => project_snippet_path(@project, snippet) }
     %td
       = image_tag gravatar_icon(snippet.author.email), :class => "left", :width => 40, :style => "padding:0 5px;"
       = truncate snippet.author.name, :lenght => 20

app/views/snippets/index.html.haml

@@ -8,7 +8,7 @@
       %th Title
       %th File name
       %th
-    = render @snippets
+    = render @snippets.fresh
 :javascript
   $('.delete-snippet').live('ajax:success', function() {
     $(this).closest('tr').fadeOut(); });

app/views/snippets/show.html.haml

-%h2
+- if !@snippet.expired?
+  %h2
     = "Snippet ##{@snippet.id} - #{@snippet.title}"
 
-.view_file
+  .view_file
     .view_file_header
       %strong
         = @snippet.file_name
@@ -10,13 +11,16 @@
       :erb
         <%= raw @snippet.colorize %>
 
-- if can?(current_user, :admin_snippet, @project) || @snippet.author == current_user
+  - if can?(current_user, :admin_snippet, @project) || @snippet.author == current_user
     = link_to 'Edit', edit_project_snippet_path(@project, @snippet), :class => "lbutton positive"
-- if can?(current_user, :admin_snippet, @project) || @snippet.author == current_user
+  - if can?(current_user, :admin_snippet, @project) || @snippet.author == current_user
     = link_to 'Destroy', [@project, @snippet], :confirm => 'Are you sure?', :method => :delete, :class => "lbutton delete-snippet negative", :id => "destroy_snippet_#{@snippet.id}"
-.clear
-%br
-.snippet_notes= render "notes/notes"
+  .clear
+  %br
+  .snippet_notes= render "notes/notes"
 
-.clear
+  .clear
 
+- else
+  %h2
+    Sorry, this snippet is no longer exists

db/migrate/20111027051828_add_expires_at_to_snippets.rb

+class AddExpiresAtToSnippets < ActiveRecord::Migration
+  def change
+    add_column :snippets, :expires_at, :datetime
+  end
+end

db/schema.rb

@@ -65,6 +65,7 @@ ActiveRecord::Schema.define(:version => 20111027142641) do
     t.datetime "created_at"
     t.datetime "updated_at"
     t.string   "file_name"
+    t.datetime "expires_at"
   end
 
   create_table "users", :force => true do |t|

spec/models/snippet_spec.rb

@@ -26,5 +26,6 @@ end
 #  created_at :datetime
 #  updated_at :datetime
 #  file_name  :string(255)
+#  expires_at :datetime
 #
 

spec/requests/snippets_spec.rb

@@ -23,6 +23,14 @@ describe "Snippets" do
     it { should have_content(@snippet.project.name) }
     it { should have_content(@snippet.author.name) }
 
+    it "doesn't show expired snippets" do
+      @snippet.update_attribute(:expires_at, 1.day.ago.to_time)
+      visit project_snippet_path(project, @snippet)
+      page.should have_content("Sorry, this snippet is no longer exists")
+      page.should_not have_content(@snippet.title)
+      page.should_not have_content(@snippet.content)
+    end
+
     describe "Destroy" do
       before do
         # admin access to remove snippet