FEATURE: in:likes and in:posted search filters

config/locales/server.en.yml

@@ -2131,5 +2131,8 @@ en:
       `status:archived` Only show archived topics  
       `status:noreplies` Show posts with a single participant  
       `category:foo` Only show topics in the category `foo`  
+      `user:foo` Only show posts by the user `foo`  
+      `in:likes` Only show posts you liked  
+      `in:posted` Only show posts you created  
       
       Example: `bears category:test status:open order:latest` will search for topics in the category bears that are not closed or archived ordered by last post date.

lib/search.rb

@@ -162,6 +162,15 @@ class Search
         elsif word =~ /category:(.+)/
           @category_id = Category.find_by('name ilike ?', $1).try(:id)
           nil
+        elsif word =~ /user:(.+)/
+          @user_id = User.find_by('username_lower = ?', $1.downcase).try(:id)
+          nil
+        elsif word == 'in:likes'
+          @liked_only = true
+          nil
+        elsif word == 'in:posted'
+          @posted_only = true
+          nil
         else
           word
         end
@@ -280,6 +289,25 @@ class Search
         posts = posts.where("topics.featured_user1_id IS NULL AND topics.last_post_user_id = topics.user_id")
       end
 
+      if @user_id
+        posts = posts.where("posts.user_id = #{@user_id}")
+      end
+
+      if @guardian.user
+        if @liked_only
+          posts = posts.where("posts.id IN (
+                                SELECT pa.post_id FROM post_actions pa
+                                WHERE pa.user_id = #{@guardian.user.id} AND
+                                      pa.post_action_type_id = #{PostActionType.types[:like]}
+                             )")
+        end
+
+        if @posted_only
+          posts = posts.where("posts.user_id = #{@guardian.user.id}")
+        end
+
+      end
+
       # If we have a search context, prioritize those posts first
       if @search_context.present?
 

spec/components/search_spec.rb

@@ -170,7 +170,7 @@ describe Search do
     context 'security' do
 
       def result(current_user)
-        Search.execute('hello', guardian: current_user)
+        Search.execute('hello', guardian: Guardian.new(current_user))
       end
 
       it 'secures results correctly' do
@@ -324,6 +324,10 @@ describe Search do
 
       Search.execute('test status:noreplies').posts.length.should == 1
 
+      Search.execute('test in:likes', guardian: Guardian.new(topic.user)).posts.length.should == 0
+
+      Search.execute('test in:posted', guardian: Guardian.new(topic.user)).posts.length.should == 1
+
     end
 
     it 'can find by latest' do