Adding comments to programs.

steveklabnik · steveklabnik · commit 2e3400a9b026 · 2010-12-26T17:52:51.000-05:00
diff --git a/controllers/programs.rb b/controllers/programs.rb
@@ -11,6 +11,22 @@
   redirect "/programs/#{program.creator_username}/#{program.slug}"
 end
 
+post "/programs/:username/:slug/comment" do
+  @program = Program.first(:creator_username => params[:username], :slug => params[:slug])
+  if current_user
+    params[:comment][:author] = current_user.username
+    params[:comment][:author_email] = current_user.email
+  else 
+    params[:comment][:author] = "Anonymous"
+    params[:comment][:author_email] = "anonymous@example.com"
+  end
+  @program.comments << Comment.new(params[:comment])
+  @program.save
+
+  flash[:notice] = "Replied!"
+  redirect "/programs/#{params[:username]}/#{params[:slug]}"
+end
+
 get "/programs/:username.json" do
   programs = Program.all(:creator_username => params[:username])
   programs.to_json
diff --git a/models/program.rb b/models/program.rb
@@ -8,6 +8,8 @@ class Program
   validate_on_create :slug_check
   before_save :make_slug
 
+  many :comments
+
   private
   def slug_check
     programs = Program.all(:creator_username => creator_username)
diff --git a/views/programs/show.haml b/views/programs/show.haml
@@ -20,3 +20,29 @@
 
 %pre= @program.code
 
+%hr/
+
+%h2 Comments
+
+- @program.comments.each do |reply|
+  .comment{:style => "clear:both;padding-bottom:1em"}
+    %div{:style => "float:left;padding-right:1em"}
+      %a{:href => "/hackers/#{reply.author}"}
+        %img{:src => gravatar_url_for(reply.author_email), :alt => "#{reply.author.downcase}_gravatar", :class => "comment_gravatar"}
+    %div{:style => "width:500px"}
+      %p
+        <a href="/hackers/#{reply.author}">#{reply.author}</a> says:
+      %p
+        :markdown
+          #{reply.body}
+%br/
+%br/
+%h2 Add a comment
+%form{:action => "/programs/#{@program.creator_username}/#{@program.slug}/comment", :method => "POST"}
+  %label{:for => "comment_body"} Body
+  %br
+  %textarea{:id => "comment_body", :name => "comment[body]", :rows => 20, :cols => 50}
+  %br
+  %input{:type => "submit", :value => "Submit", :class => "button"}
+%br/
+%br/
