X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/f042a797c65fc96e79c2618e8653fbfb6488b67d..ac9319f4d4568068d7b58fe47454b45bd11896ed:/lib/migrate.rb

diff --git a/lib/migrate.rb b/lib/migrate.rb
index 737ff57ec..182a2a086 100644
--- a/lib/migrate.rb
+++ b/lib/migrate.rb
@@ -1,38 +1,45 @@
-module ActiveRecord
-  module ConnectionAdapters
-    module SchemaStatements
-      def add_primary_key(table_name, column_name, options = {})
-        index_name = options[:name]
-        column_names = Array(column_name)
-        quoted_column_names = column_names.map { |e| quote_column_name(e) }.join(", ")
-        execute "ALTER TABLE #{table_name} ADD PRIMARY KEY #{quote_column_name(index_name)} (#{quoted_column_names})"
+module OpenStreetMap
+  module ActiveRecord
+    module AbstractAdapter
+      def add_index_options(table_name, column_name, options = {})
+        columns = options.delete(:columns)
+        index_name, index_type, index_columns, index_options, algorithm, using = super(table_name, column_name, options)
+        [index_name, index_type, columns || index_columns, index_options, algorithm, using]
       end
+    end
 
-      alias_method :old_add_column_options!, :add_column_options!
+    module PostgreSQLAdapter
+      def quote_column_name(name)
+        Array(name).map { |n| super(n) }.join(", ")
+      end
 
-      def add_column_options!(sql, options)
-        old_add_column_options!(sql, options)
-        sql << " #{options[:options]}"
+      def add_primary_key(table_name, column_name, _options = {})
+        execute "ALTER TABLE #{quote_table_name(table_name)} ADD PRIMARY KEY (#{quote_column_name(column_name)})"
       end
 
-      alias_method :old_options_include_default?, :options_include_default?
+      def remove_primary_key(table_name)
+        execute "ALTER TABLE #{quote_table_name(table_name)} DROP PRIMARY KEY"
+      end
 
-      def options_include_default?(options)
-        old_options_include_default?(options) && !(options[:options] =~ /AUTO_INCREMENT/i)
+      def alter_primary_key(table_name, new_columns)
+        execute "ALTER TABLE #{quote_table_name(table_name)} DROP CONSTRAINT #{quote_table_name(table_name + '_pkey')}"
+        execute "ALTER TABLE #{quote_table_name(table_name)} ADD PRIMARY KEY (#{quote_column_name(new_columns)})"
       end
-    end
 
-    class MysqlAdapter
-      alias_method :old_native_database_types, :native_database_types
+      def create_enumeration(enumeration_name, values)
+        execute "CREATE TYPE #{enumeration_name} AS ENUM ('#{values.join '\',\''}')"
+      end
+
+      def drop_enumeration(enumeration_name)
+        execute "DROP TYPE #{enumeration_name}"
+      end
 
-      def native_database_types
-        types = old_native_database_types
-        types[:bigint] = { :name => "bigint", :limit => 20 }
-        types
+      def rename_enumeration(old_name, new_name)
+        execute "ALTER TYPE #{quote_table_name(old_name)} RENAME TO #{quote_table_name(new_name)}"
       end
     end
   end
 end
 
-myisam_table = { :id => false, :force => true, :options => "ENGINE=MyIsam" }
-innodb_table = { :id => false, :force => true, :options => "ENGINE=InnoDB" }
+ActiveRecord::ConnectionAdapters::AbstractAdapter.prepend(OpenStreetMap::ActiveRecord::AbstractAdapter)
+ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.prepend(OpenStreetMap::ActiveRecord::PostgreSQLAdapter)