From b9b0e0bbb0244bf409c5f295c39ae8fb44bcea5f Mon Sep 17 00:00:00 2001
From: Adrian Short <adrian.short@gmail.com>
Date: Tue, 26 Jun 2012 17:14:00 +0100
Subject: [PATCH] Converted radius from km to m

---
 app/models/post.rb | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/app/models/post.rb b/app/models/post.rb
index 59d1055..3841336 100644
--- a/app/models/post.rb
+++ b/app/models/post.rb
@@ -14,13 +14,13 @@ class Post
 
   belongs_to :feed
   
-  EARTH_RADIUS_KM = 6378.0
+  EARTH_RADIUS_M = 6378000
   
-  def self.near(lat, lng, radius_km)
+  def self.near(lat, lng, radius_m)
     all(
       :loc => {
         '$nearSphere' => [ lng, lat ],
-        '$maxDistance' => radius_km / EARTH_RADIUS_KM
+        '$maxDistance' => radius_m / EARTH_RADIUS_M
     })
   end
 end