Only record a visible object if it exists

[rails.git] / db / migrate / 006_tile_nodes.rb

diff --git a/db/migrate/006_tile_nodes.rb b/db/migrate/006_tile_nodes.rb
index 3a50cc9b05ff0372041681b8a16d2e12973556e5..fd9dbfb67b11ad243e199fc692058a79bfef22a8 100644 (file)
--- a/db/migrate/006_tile_nodes.rb
+++ b/db/migrate/006_tile_nodes.rb
@@ -1,15 +1,17 @@
+require "migrate"
+
 class TileNodes < ActiveRecord::Migration
   def self.upgrade_table(from_table, to_table, model)
-    begin
+    if ENV["USE_DB_FUNCTIONS"]
       execute <<-END_SQL
       INSERT INTO #{to_table} (id, latitude, longitude, user_id, visible, tags, timestamp, tile)
       SELECT id, ROUND(latitude * 10000000), ROUND(longitude * 10000000),
              user_id, visible, tags, timestamp,
-             tile_for_point(CAST(ROUND(latitude * 10000000) AS UNSIGNED),
-                            CAST(ROUND(longitude * 10000000) AS UNSIGNED))
+             tile_for_point(CAST(ROUND(latitude * 10000000) AS INTEGER),
+                            CAST(ROUND(longitude * 10000000) AS INTEGER))
       FROM #{from_table}
       END_SQL
-    rescue ActiveRecord::StatementInvalid => ex
+    else
       execute <<-END_SQL
       INSERT INTO #{to_table} (id, latitude, longitude, user_id, visible, tags, timestamp, tile)
       SELECT id, ROUND(latitude * 10000000), ROUND(longitude * 10000000),
@@ -17,9 +19,7 @@ class TileNodes < ActiveRecord::Migration
       FROM #{from_table}
       END_SQL
 
-      model.find(:all).each do |n|
-        n.save!
-      end
+      model.all.each(&:save!)
     end
   end
 
@@ -33,48 +33,50 @@ class TileNodes < ActiveRecord::Migration
   end
 
   def self.up
+    remove_index "current_nodes", :name => "current_nodes_timestamp_idx"
+
     rename_table "current_nodes", "current_nodes_v5"
 
-    create_table "current_nodes", innodb_table do |t|
-      t.column "id",        :bigint,   :limit => 64,                 :null => false
-      t.column "latitude",  :integer,                                :null => false
-      t.column "longitude", :integer,                                :null => false
-      t.column "user_id",   :bigint,   :limit => 20,                 :null => false
-      t.column "visible",   :boolean,                                :null => false
-      t.column "tags",      :text,                   :default => "", :null => false
-      t.column "timestamp", :datetime,                               :null => false
-      t.column "tile",      :integer,                                :null => false
+    create_table "current_nodes", :id => false do |t|
+      t.column "id",        :bigserial, :primary_key => true, :null => false
+      t.column "latitude",  :integer, :null => false
+      t.column "longitude", :integer, :null => false
+      t.column "user_id",   :bigint, :null => false
+      t.column "visible",   :boolean, :null => false
+      t.column "tags",      :text, :default => "", :null => false
+      t.column "timestamp", :datetime, :null => false
+      t.column "tile",      :integer, :null => false
     end
 
-    add_primary_key "current_nodes", ["id"]
     add_index "current_nodes", ["timestamp"], :name => "current_nodes_timestamp_idx"
     add_index "current_nodes", ["tile"], :name => "current_nodes_tile_idx"
 
-    change_column "current_nodes", "id", :bigint, :limit => 64, :null => false, :options => "AUTO_INCREMENT"
-    change_column "current_nodes", "tile", :integer, :null => false, :unsigned => true
+    change_column "current_nodes", "tile", :bigint
 
     upgrade_table "current_nodes_v5", "current_nodes", Node
-    
+
     drop_table "current_nodes_v5"
 
+    remove_index "nodes", :name => "nodes_uid_idx"
+    remove_index "nodes", :name => "nodes_timestamp_idx"
     rename_table "nodes", "nodes_v5"
 
-    create_table "nodes", myisam_table do |t|
-      t.column "id",        :bigint,   :limit => 64,                 :null => false
-      t.column "latitude",  :integer,                                :null => false
-      t.column "longitude", :integer,                                :null => false
-      t.column "user_id",   :bigint,   :limit => 20,                 :null => false
-      t.column "visible",   :boolean,                                :null => false
-      t.column "tags",      :text,                   :default => "", :null => false
-      t.column "timestamp", :datetime,                               :null => false
-      t.column "tile",      :integer,                                :null => false
+    create_table "nodes", :id => false do |t|
+      t.column "id",        :bigint, :null => false
+      t.column "latitude",  :integer, :null => false
+      t.column "longitude", :integer, :null => false
+      t.column "user_id",   :bigint, :null => false
+      t.column "visible",   :boolean, :null => false
+      t.column "tags",      :text, :default => "", :null => false
+      t.column "timestamp", :datetime, :null => false
+      t.column "tile",      :integer, :null => false
     end
 
     add_index "nodes", ["id"], :name => "nodes_uid_idx"
     add_index "nodes", ["timestamp"], :name => "nodes_timestamp_idx"
     add_index "nodes", ["tile"], :name => "nodes_tile_idx"
 
-    change_column "nodes", "tile", :integer, :null => false, :unsigned => true
+    change_column "nodes", "tile", :bigint
 
     upgrade_table "nodes_v5", "nodes", OldNode
 
@@ -84,40 +86,37 @@ class TileNodes < ActiveRecord::Migration
   def self.down
     rename_table "current_nodes", "current_nodes_v6"
 
-    create_table "current_nodes", innodb_table do |t|
-      t.column "id",        :bigint,   :limit => 64,                 :null => false
-      t.column "latitude",  :double,                                 :null => false
-      t.column "longitude", :double,                                 :null => false
-      t.column "user_id",   :bigint,   :limit => 20,                 :null => false
-      t.column "visible",   :boolean,                                :null => false
-      t.column "tags",      :text,                   :default => "", :null => false
-      t.column "timestamp", :datetime,                               :null => false
+    create_table "current_nodes", :id => false do |t|
+      t.column "id",        :bigserial, :primary_key => true, :null => false
+      t.column "latitude",  :float, :limit => 53, :null => false
+      t.column "longitude", :float, :limit => 53, :null => false
+      t.column "user_id",   :bigint, :null => false
+      t.column "visible",   :boolean, :null => false
+      t.column "tags",      :text, :default => "", :null => false
+      t.column "timestamp", :datetime, :null => false
     end
 
-    add_primary_key "current_nodes", ["id"]
-    add_index "current_nodes", ["latitude", "longitude"], :name => "current_nodes_lat_lon_idx"
+    add_index "current_nodes", %w(latitude longitude), :name => "current_nodes_lat_lon_idx"
     add_index "current_nodes", ["timestamp"], :name => "current_nodes_timestamp_idx"
 
-    change_column "current_nodes", "id", :bigint, :limit => 64, :null => false, :options => "AUTO_INCREMENT"
-
     downgrade_table "current_nodes_v6", "current_nodes"
 
     drop_table "current_nodes_v6"
 
     rename_table "nodes", "nodes_v6"
 
-    create_table "nodes", myisam_table do |t|
-      t.column "id",        :bigint,   :limit => 64,                 :null => false
-      t.column "latitude",  :double,                                 :null => false
-      t.column "longitude", :double,                                 :null => false
-      t.column "user_id",   :bigint,   :limit => 20,                 :null => false
-      t.column "visible",   :boolean,                                :null => false
-      t.column "tags",      :text,                   :default => "", :null => false
-      t.column "timestamp", :datetime,                               :null => false
+    create_table "nodes", :id => false do |t|
+      t.column "id",        :bigint, :null => false
+      t.column "latitude",  :float, :limit => 53, :null => false
+      t.column "longitude", :float, :limit => 53, :null => false
+      t.column "user_id",   :bigint, :null => false
+      t.column "visible",   :boolean, :null => false
+      t.column "tags",      :text, :default => "", :null => false
+      t.column "timestamp", :datetime, :null => false
     end
 
     add_index "nodes", ["id"], :name => "nodes_uid_idx"
-    add_index "nodes", ["latitude", "longitude"], :name => "nodes_latlon_idx"
+    add_index "nodes", %w(latitude longitude), :name => "nodes_latlon_idx"
     add_index "nodes", ["timestamp"], :name => "nodes_timestamp_idx"
 
     downgrade_table "nodes_v6", "nodes"