compile avar's latest commit

[rails.git] / db / migrate / 005_tile_tracepoints.rb

diff --git a/db/migrate/005_tile_tracepoints.rb b/db/migrate/005_tile_tracepoints.rb
index f4d27c18c50cb50adf9fb2e1dc3574f7275b98f8..a4ac5f51a7cde11834cf7918f01d265e2af26b3e 100644 (file)
--- a/db/migrate/005_tile_tracepoints.rb
+++ b/db/migrate/005_tile_tracepoints.rb
@@ -1,12 +1,14 @@
+require 'lib/migrate'
+
 class TileTracepoints < ActiveRecord::Migration
   def self.up
-    add_column "gps_points", "tile", :integer, :null => false, :unsigned => true
+    add_column "gps_points", "tile", :four_byte_unsigned
     add_index "gps_points", ["tile"], :name => "points_tile_idx"
     remove_index "gps_points", :name => "points_idx"
 
-    begin
+    if ENV["USE_DB_FUNCTIONS"]
       Tracepoint.update_all("latitude = latitude * 10, longitude = longitude * 10, tile = tile_for_point(latitude * 10, longitude * 10)")
-    rescue ActiveRecord::StatementInvalid => ex
+    else
       Tracepoint.find(:all).each do |tp|
         tp.latitude = tp.latitude * 10
         tp.longitude = tp.longitude * 10
@@ -16,6 +18,8 @@ class TileTracepoints < ActiveRecord::Migration
   end
 
   def self.down
+    Tracepoint.update_all("latitude = latitude / 10, longitude = longitude / 10")
+
     add_index "gps_points", ["latitude", "longitude"], :name => "points_idx"
     remove_index "gps_points", :name => "points_tile_idx"
     remove_column "gps_points", "tile"