fixes #1424 for comments

app/assets/javascripts/comments.js

@@ -6,6 +6,7 @@
       this.initialize_response_link();
       this.initialize_reply_links();
       this.initialize_expand_links();
+      this.initialize_edit_links();
     }
 
     if ($("#c-posts").length && $("#a-show").length) {
@@ -63,6 +64,16 @@
     $("div.new-comment form").hide();
   }
 
+  Danbooru.Comment.initialize_edit_links = function() {
+    $(".edit_comment").hide();
+    $(".edit_comment_link").click(function(e) {
+      var link_id = $(this).attr("id");
+      var comment_id = link_id.match(/^edit_comment_link_(\d+)$/)[1];
+      $("#edit_comment_" + comment_id).toggle();
+      e.preventDefault();
+    });
+  }
+
   Danbooru.Comment.highlight_threshold_comments = function(post_id) {
     var threshold = parseInt(Danbooru.meta("user-comment-threshold"));
     var articles = $("article.comment[data-post-id=" + post_id + "]");

app/views/comments/_edit.html.erb

@@ -0,0 +1,5 @@
+<%= simple_form_for(comment) do |f| %>
+  <%= dtext_field "comment", "body", :value => comment.body, :input_id => "comment_body_for_#{comment.id}", :preview_id => "dtext-preview-for-#{comment.id}" %>
+  <%= f.button :submit, "Submit" %>
+  <%= dtext_preview_button "comment", "body", :input_id => "comment_body_for_#{comment.id}", :preview_id => "dtext-preview-for-#{comment.id}" %>
+<% end %>

app/views/comments/partials/show/_comment.html.erb

@@ -20,12 +20,15 @@
           <li><%= link_to "Reply", new_comment_path(:post_id => comment.post_id), :class => "reply-link", "data-comment-id" => comment.id %></li>
           <% if comment.editable_by?(CurrentUser.user) %>
             <li><%= link_to "Delete", comment_path(comment.id), :confirm => "Are you sure you want to delete this comment?", :method => :delete, :remote => true %></li>
-            <li><%= link_to "Edit", edit_comment_path(comment.id) %></li>
+            <li><%= link_to "Edit", edit_comment_path(comment.id), :id => "edit_comment_link_#{comment.id}", :class => "edit_comment_link" %></li>
           <% end %>
           <li id="comment-vote-up-link-for-<%= comment.id %>"><%= link_to "Vote up", comment_votes_path(:comment_id => comment.id, :score => "up"), :method => :post, :remote => true %></li>
           <li id="comment-vote-down-link-for-<%= comment.id %>"><%= link_to "Vote down", comment_votes_path(:comment_id => comment.id, :score => "down"), :method => :post, :remote => true %></li>
         <% end %>
       </menu>
+      <% if comment.editable_by?(CurrentUser.user) %>
+        <%= render "comments/edit", :comment => comment %>
+      <% end %>
     <% end %>
   </div>
   <div class="clearfix"></div>