DG MS; cannot friend request an existing friend.

app/models/user.rb

@@ -27,10 +27,12 @@ class User < Person
 
   ######### Friend Requesting
   def send_friend_request_to(friend_url)
-    p = Request.instantiate(:to => friend_url, :from => self)
-    if p.save
-      p.push_to_url friend_url
-      p
+    unless Person.where(:url => friend_url).first
+      p = Request.instantiate(:to => friend_url, :from => self)
+      if p.save
+        p.push_to_url friend_url
+        p
+      end
     end
   end 
 
@@ -48,6 +50,14 @@ class User < Person
     request.destroy
   end
 
+  def ignore_friend_request(friend_request_id)
+    request = Request.where(:id => friend_request_id).first
+    person = request.person
+
+    person.destroy unless person.active
+    request.destroy
+  end
+
   def receive_friend_request(friend_request)
     if Request.where(:callback_url => friend_request.callback_url).first
       friend_request.activate_friend
@@ -56,7 +66,6 @@ class User < Person
       friend_request.save
     end
   end
- 
 
   def mine?(post)
     self == post.person

spec/lib/parser_spec.rb

@@ -117,11 +117,11 @@ describe "parser in application helper" do
       xml = Request.build_xml_for [request]
 
       @person.destroy
-      Person.friends.all.count.should be 0
+      Person.all.count.should be 1
       store_objects_from_xml(xml)
-      Person.friends.all.count.should be 1
+      Person.all.count.should be 2
 
-      Person.friends.first.id.should ==  original_person_id
+      Person.where(:url => request.callback_url).first.id.should == original_person_id
     end
     
 

spec/models/user_spec.rb

@@ -19,10 +19,26 @@ describe User do
     Person.where(:id => @friend.id).first.active.should == true
   end
 
+  it 'should be able to ignore a pending friend request' do
+    @user = Factory.create(:user)
+    @friend = Factory.create(:person)
+    r = Request.instantiate(:to => @user.url, :from => @friend)
+    r.save
 
-  
+    Person.count.should == 2
+    @friend.active.should == false
 
+    @user.ignore_friend_request(r.id)
 
+    Person.count.should == 1
+    Request.count.should == 0
+  end
 
+  it 'should not be able to friend request an existing friend' do
+    @user = Factory.create(:user)
+    @friend = Factory.create(:person, :active => true)
+
+    @user.send_friend_request_to( @friend.url ).should be nil
+  end
 
 end