select only profile on most Person queries

app/controllers/aspects_controller.rb

@@ -145,7 +145,7 @@ class AspectsController < ApplicationController
   
   private
   def hashes_for_contacts contacts
-    people = Person.all(:id.in => contacts.map{|c| c.person_id})
+    people = Person.all(:id.in => contacts.map{|c| c.person_id}, :fields => [:profile])
     people_hash = {}
     people.each{|p| people_hash[p.id] = p}
     contacts.map{|c| {:contact => c, :person => people_hash[c.person_id.to_id]}}
@@ -158,7 +158,7 @@ class AspectsController < ApplicationController
           c.aspect_ids.include?(a.id)}
       hash[:contact_count] = aspect_contacts.count
       person_ids = aspect_contacts.map{|c| c.person_id}
-      hash[:people] = Person.all({:id.in => person_ids}.merge(opts))
+      hash[:people] = Person.all({:id.in => person_ids, :fields => [:profile]}.merge(opts))
       hash
     end
   end

app/models/person.rb

@@ -154,8 +154,8 @@ class Person
   end
 
   def self.from_post_comment_hash(hash)
-    person_ids = hash.values.flatten.map{|c| c.person_id}.uniq
-    people = where(:id.in => person_ids)
+    person_ids = hash.values.flatten.map!{|c| c.person_id}.uniq
+    people = where(:id.in => person_ids).fields(:profile)
     people_hash = {}
     people.each{|p| people_hash[p.id] = p}
     people_hash

spec/controllers/aspects_controller_spec.rb

@@ -172,6 +172,9 @@ describe AspectsController do
     it 'has a person' do
       @hash[:person].should == @user.contacts.first.person
     end
+    it "does not select the person's rsa key" do
+      @hash[:person].serialized_public_key.should be_nil
+    end
   end
   describe "#hashes_for_aspects" do
     before do
@@ -191,13 +194,16 @@ describe AspectsController do
       @hash[:contact_count].should == @aspect.contacts.count
     end
     it 'has people' do
-      desired_people = @aspect.contacts.map{|c| c.person.diaspora_handle}
-      gotten_people = @hash[:people].map{|p| p.diaspora_handle}
+      desired_people = @aspect.contacts.map{|c| c.person.id}
+      gotten_people = @hash[:people].map{|p| p.id}
       gotten_people.each{|p| desired_people.should include p}
     end
     it 'takes a limit on people returned' do
       @hash[:people].length.should == 9
     end
+    it "does not return the rsa key" do
+      @hash[:people].first.serialized_public_key.should be_nil
+    end
   end
 
   describe "#update" do