wip

app/helpers/comments_helper.rb

@@ -31,11 +31,13 @@ module CommentsHelper
     end
   end
 
-  def commenting_disabled?
+  def commenting_disabled?(post)
     return true unless user_signed_in?
     if defined?(@commenting_disabled)
-      return @commenting_disabled
-    else
+      @commenting_disabled
+    elsif defined?(@stream)
+      !@stream.can_comment?(post)
+    else 
       false
     end
   end

app/views/comments/_comment.html.haml

@@ -22,7 +22,7 @@
         .likes_container
           = render "likes/likes_container", :target_id => comment.id, :likes_count => comment.likes_count, :target_type => "Comment"
 
-      - unless commenting_disabled?
+      - unless commenting_disabled?(post)
         %span.like_action
           = like_action(comment, current_user)
 

app/views/comments/_comments.html.haml

@@ -13,6 +13,6 @@
     -else
       = render :partial => 'comments/comment', :collection => post.comments, :locals => {:post => post}
 
-  - unless commenting_disabled?
+  - unless commenting_disabled?(post)
     .new_comment_form_wrapper{:class => comment_form_wrapper_class(post)}
       = new_comment_form(post.id, current_user)

app/views/people/show.html.haml

@@ -31,7 +31,7 @@
         = render 'photos/index', :photos => @posts
       - else
         #main_stream.stream
-          = render 'shared/stream', :posts => @posts, :commenting_disabled => commenting_disabled? 
+          = render 'shared/stream', :posts => @posts
           #pagination
             =link_to(t('more'), next_page_path, :class => 'paginate')
 

app/views/posts/show.html.haml

@@ -8,7 +8,7 @@
     - if @post.is_a?(Photo)
       = render 'posts/photo', :post => @post
     - else
-      = render 'shared/stream_element', :post => @post, :commenting_disabled => commenting_disabled?
+      = render 'shared/stream_element', :post => @post, :commenting_disabled => commenting_disabled?(@post)
   %br
   %br
   %br

app/views/posts/show.mobile.haml

@@ -4,4 +4,4 @@
 
 .stream
   = render :partial => 'shared/stream_element',
-    :locals => {:post => @post, :commenting_disabled => commenting_disabled?, :expanded_info => true}
+    :locals => {:post => @post, :commenting_disabled => commenting_disabled?(@post), :expanded_info => true}

app/views/shared/_stream.haml

@@ -4,6 +4,4 @@
 
 = render :partial => 'shared/stream_element',
          :collection => posts,
-         :as => :post,
-         :locals => { :commenting_disabled => commenting_disabled?}
-
+         :as => :post

app/views/shared/_stream_element.html.haml

@@ -68,7 +68,7 @@
           –
 
 
-        - unless commenting_disabled?
+        - unless commenting_disabled?(post)
           %span.like_action
             = like_action(post, current_user)
 
@@ -84,4 +84,4 @@
         .likes_container
           = render "likes/likes_container", :target_id => post.id, :likes_count => post.likes_count, :current_user => current_user, :target_type => "Post"
 
-      = render "comments/comments", :post => post, :current_user => current_user, :commenting_disabled => commenting_disabled?
+      = render "comments/comments", :post => post, :current_user => current_user, :commenting_disabled => commenting_disabled?(post)

lib/base_stream.rb

@@ -14,6 +14,10 @@ class BaseStream
     Rails.application.routes.url_helpers.mentions_path(opts)
   end
 
+  def can_comment?(post)
+    true
+  end
+
   def title
     'a title'
   end

lib/stream/tag_stream.rb

@@ -14,16 +14,12 @@ class TagStream < BaseStream
 
   # @return [ActiveRecord::Association<Post>] AR association of posts
   def posts
-    if tag_string.empty?
-      []
-    else
-      @posts ||= StatusMessage.owned_or_visible_by_user(user).
-        joins(:tags).where(:tags => {:name => tag_array}).
-        for_a_stream(@max_time, @order)
-    end
+    return [] if tag_string.empty?
+    @posts ||= StatusMessage.owned_or_visible_by_user(user).
+                joins(:tags).where(:tags => {:name => tag_array}).
+                for_a_stream(@max_time, @order)
   end
 
-  # @return [ActiveRecord::Association<Person>] AR association of people within stream's given aspects
   def people
     @people ||= posts.map{|p| p.author}.uniq 
   end
@@ -32,6 +28,16 @@ class TagStream < BaseStream
     I18n.translate('streams.tags.contacts_title')
   end
 
+  def can_comment_on?(post)
+    @can_comment_cache ||= {}
+    @can_comment_cache[post.id] ||= contacts_in_stream.find{|contact| contact.person_id == post.author.id}.present?
+    @can_comment_cache[post.id]
+  end
+
+  def contacts_in_stream
+    @contacts_in_stream ||= Contact.where(:user => user, :person => people).all
+  end
+
   private
 
   def tag_string