Added the Key Fingerprint validation to the person model(defaults to empty string)

app/models/person.rb

@@ -6,11 +6,12 @@ class Person
   xml_accessor :url
   xml_accessor :profile, :as => Profile
   xml_accessor :_id
+  xml_accessor :key_fingerprint
   
   key :email, String
   key :url, String
   key :active, Boolean, :default => false
-  key :key_fingerprint, String
+  key :key_fingerprint, String, :default => ""
 
   one :profile, :class_name => 'Profile', :foreign_key => :person_id
   many :posts, :class_name => 'Post', :foreign_key => :person_id
@@ -18,7 +19,7 @@ class Person
   timestamps!
 
   before_validation :clean_url
-  validates_presence_of :email, :url
+  validates_presence_of :email, :url, :key_fingerprint
   validates_format_of :url, :with =>
      /^(https?):\/\/[a-z0-9]+([\-\.]{1}[a-z0-9]+)*(\.[a-z]{2,5})?(:[0-9]{1,5})?(\/.*)?$/ix
   
@@ -36,7 +37,10 @@ class Person
   def key
     GPGME::Ctx.new.get_key key_fingerprint
   end
-
+  
+  def export_key
+    GPGME::export(key_fingerprint, :armor => true)
+  end
 
   protected
   

app/models/request.rb

@@ -8,10 +8,12 @@ class Request
   xml_accessor :person, :as => Person
   xml_accessor :destination_url
   xml_accessor :callback_url
+  xml_accessor :exported_key, :cdata => true
 
   key :destination_url, String
   key :callback_url, String
   key :person_id, ObjectId
+  key :exported_key, String
 
   belongs_to :person
   
@@ -22,7 +24,7 @@ class Request
 
   def self.instantiate(options ={})
     person = options[:from]
-    self.new(:destination_url => options[:to], :callback_url => person.url, :person => person)
+    self.new(:destination_url => options[:to], :callback_url => person.url, :person => person, :exported_key => person.export_key)
   end
 
   def activate_friend 

app/models/user.rb

@@ -57,6 +57,7 @@ class User < Person
       friend_request.activate_friend
       friend_request.destroy
     else
+      friend_request.person.save
       friend_request.save
     end
   end

spec/factories.rb

@@ -10,8 +10,9 @@ Factory.define :profile do |p|
 end
 
 Factory.define :person do |p|
-  p.email "bob@aol.com"
+  p.email "bob-person@aol.com"
   p.sequence(:url)  {|n|"http://google-#{n}.com/"}
+  p.key_fingerprint GPGME::list_keys("Aditi").first.subkeys.first.fingerprint
   p.profile Profile.new( :first_name => "Robert", :last_name => "Grimm" )
 end
 
@@ -20,6 +21,7 @@ Factory.define :user do |u|
   u.password "bluepin7"
   u.password_confirmation "bluepin7"
   u.url  "www.example.com/"
+  u.key_fingerprint  GPGME.list_keys(nil, true).first.subkeys.first.fingerprint
   u.profile Profile.new( :first_name => "Bob", :last_name => "Smith" )
 end
 

spec/models/request_spec.rb

@@ -11,7 +11,7 @@ describe Request do
   end
 
   it 'should generate xml for the User as a Person' do 
-    user = User.create(:email => "rob@bob.com")
+    user = Factory.build(:user, :email => "rob@bob.com")
 
     user.profile = Factory.create(:profile)
     

spec/user_encryption_spec.rb

@@ -1,4 +1,5 @@
 require File.dirname(__FILE__) + '/spec_helper'
+include ApplicationHelper
 
 describe 'user encryption' do
   before :all do
@@ -28,7 +29,27 @@ describe 'user encryption' do
   end
 
   describe 'key exchange on friending' do
-    
+       it 'should send over a public key' do
+      Comment.send(:class_variable_get, :@@queue).stub!(:add_post_request)
+      request = @u.send_friend_request_to("http://example.com/")
+      Request.build_xml_for([request]).include?( @u.export_key).should be true
+    end
+
+    it 'should receive and marshal a public key from a request' do
+      person = Factory.build(:person, :url => "http://test.url/" )
+      original_key = person.export_key
+      
+      request = Request.instantiate(:to =>"http://www.google.com/", :from => person)
+      
+      xml = Request.build_xml_for [request]
+      puts xml
+      
+      person.destroy
+      store_objects_from_xml(xml)
+      
+      new_person = Person.first(:url => "http://test.url/")
+      new_person.export_key.should == original_key
+    end 
   end
 
   describe 'signing and verifying' do