FEATURE: search for all posts of users that have a badge

with_badge:"badge name" will allow you to search only
posts of users with a particular badge

lib/search.rb

@@ -103,6 +103,7 @@ class Search
     @limit = Search.per_facet
 
     term = process_advanced_search!(term)
+
     if term.present?
       @term = Search.prepare_data(term.to_s)
       @original_term = PG::Connection.escape_string(@term)
@@ -184,6 +185,15 @@ class Search
     posts.where("posts.post_number = 1")
   end
 
+  advanced_filter(/with_badge:(.*)/) do |posts,match|
+    badge_id = Badge.where('name ilike ? OR id = ?', match, match.to_i).pluck(:id).first
+    if badge_id
+      posts.where('posts.user_id IN (SELECT ub.user_id FROM user_badges ub WHERE ub.badge_id = ?)', badge_id)
+    else
+      posts.where("1 = 0")
+    end
+  end
+
   advanced_filter(/in:(likes|bookmarks)/) do |posts, match|
     if @guardian.user
       post_action_type = PostActionType.types[:like] if match == "likes"
@@ -247,12 +257,14 @@ class Search
 
     def process_advanced_search!(term)
 
-      term.to_s.split(/\s+/).map do |word|
+      term.to_s.scan(/(([^" \t\n\x0B\f\r]+)?(("[^"]+")?))/).to_a.map do |(word,_)|
+        next if word.blank?
 
         found = false
 
         Search.advanced_filters.each do |matcher, block|
-          if word =~ matcher
+          cleaned = word.gsub(/["']/,"")
+          if cleaned =~ matcher
             (@filters ||= []) << [block, $1]
             found = true
           end
@@ -273,6 +285,9 @@ class Search
         elsif word == 'order:views'
           @order = :views
           nil
+        elsif word == 'order:likes'
+          @order = :likes
+          nil
         elsif word == 'in:private'
           @search_pms = true
           nil
@@ -440,6 +455,12 @@ class Search
         else
           posts = posts.order("topics.views DESC")
         end
+      elsif @order == :likes
+        if opts[:aggregate_search]
+          posts = posts.order("MAX(posts.like_count) DESC")
+        else
+          posts = posts.order("posts.like_count DESC")
+        end
       else
         posts = posts.order("TS_RANK_CD(TO_TSVECTOR(#{query_locale}, topics.title), #{ts_query}) DESC")
 

spec/components/search_spec.rb

@@ -391,6 +391,17 @@ describe Search do
       expect(Search.execute("user:#{_post.user.username}").posts.length).to eq(1)
     end
 
+    it 'supports with_badge' do
+
+      topic = Fabricate(:topic, created_at: 3.months.ago)
+      post = Fabricate(:post, raw: 'hi this is a test 123 123', topic: topic)
+
+      badge = Badge.create!(name: "Like a Boss", badge_type_id: 1)
+      UserBadge.create!(user_id: post.user_id, badge_id: badge.id, granted_at: 1.minute.ago, granted_by_id: -1)
+
+      expect(Search.execute('with_badge:"like a boss"').posts.length).to eq(1)
+    end
+
     it 'can search numbers correctly, and match exact phrases' do
       topic = Fabricate(:topic, created_at: 3.months.ago)
       Fabricate(:post, raw: '3.0 eta is in 2 days horrah', topic: topic)