X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/45618726efd410f721d3406b341533168ced6f11..3f3ffdfea1ecb57fb95e24b71ed070c8f9fbedbd:/lib/migrate.rb

diff --git a/lib/migrate.rb b/lib/migrate.rb
index 7c14333b3..21c1b2cf2 100644
--- a/lib/migrate.rb
+++ b/lib/migrate.rb
@@ -1,141 +1,49 @@
 module ActiveRecord
   module ConnectionAdapters
     module SchemaStatements
-      def quote_column_names(column_name)
-        Array(column_name).map { |e| quote_column_name(e) }.join(", ")
+      def add_index_options_with_columns(table_name, column_name, options = {})
+        columns = options.delete(:columns)
+        index_name, index_type, index_columns, index_options, algorithm, using = add_index_options_without_columns(table_name, column_name, options)
+        [index_name, index_type, columns || index_columns, index_options, algorithm, using]
       end
 
-      def add_primary_key(table_name, column_name, options = {})
-        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 (#{quoted_column_names})"
-      end
-
-      def remove_primary_key(table_name)
-        execute "ALTER TABLE #{table_name} DROP PRIMARY KEY"
-      end
-
-      def add_foreign_key(table_name, column_name, reftbl, refcol = nil)
-        execute "ALTER TABLE #{table_name} ADD " +
-          "FOREIGN KEY (#{quote_column_names(column_name)}) " +
-          "REFERENCES #{reftbl} (#{quote_column_names(refcol || column_name)})"
-      end
-
-      def remove_foreign_key(table_name, column_name, reftbl, refcol = nil)
-        execute "ALTER TABLE #{table_name} DROP " +
-          "CONSTRAINT #{table_name}_#{column_name[0]}_fkey"
-      end
-
-      alias_method :old_options_include_default?, :options_include_default?
-
-      def options_include_default?(options)
-        return false if options[:options] =~ /AUTO_INCREMENT/i
-        return old_options_include_default?(options)
-      end
-
-      alias_method :old_add_column_options!, :add_column_options!
-
-      def add_column_options!(sql, options)
-        sql << " UNSIGNED" if options[:unsigned]
-        old_add_column_options!(sql, options)
-        sql << " #{options[:options]}"
-      end
+      alias_method_chain :add_index_options, :columns
     end
 
-    class PostgreSQLAdapter
-      alias_method :old_native_database_types, :native_database_types
-
-      def native_database_types
-        types = old_native_database_types
-        types[:double] = { :name => "double precision" }
-        types[:integer_pk] = { :name => "serial PRIMARY KEY" }
-        types[:bigint_pk] = { :name => "bigserial PRIMARY KEY" }
-        types[:bigint_pk_64] = { :name => "bigserial PRIMARY KEY" }
-        types[:bigint_auto_64] = { :name => "bigint" } #fixme: need autoincrement?
-        types[:bigint_auto_11] = { :name => "bigint" } #fixme: need autoincrement?
-        types[:bigint_auto_20] = { :name => "bigint" } #fixme: need autoincrement?
-        types[:four_byte_unsigned] = { :name => "bigint" } # meh
-        types[:inet] = { :name=> "inet" }
-
-        enumerations.each_key do |e|
-          types[e.to_sym]= { :name => e }
+    module PostgreSQL
+      module Quoting
+        def quote_column_name_with_arrays(name)
+          Array(name).map { |n| quote_column_name_without_arrays(n) }.join(", ")
         end
 
-        types
-      end
-
-      def myisam_table
-        return { :id => false, :force => true, :options => ""}
-      end
-
-      def innodb_table
-        return { :id => false, :force => true, :options => ""}
-      end
-
-      def innodb_option
-        return ""
+        alias_method_chain :quote_column_name, :arrays
       end
 
-      def change_engine (table_name, engine)
-      end
-
-      def add_fulltext_index (table_name, column)
-        execute "CREATE INDEX #{table_name}_#{column}_idx on #{table_name} (#{column})"
-      end
-
-      def enumerations
-        @enumerations ||= Hash.new
-      end
-
-      def create_enumeration(enumeration_name, values)
-        enumerations[enumeration_name] = values
-        execute "CREATE TYPE #{enumeration_name} AS ENUM ('#{values.join '\',\''}')"
-      end
-
-      def drop_enumeration(enumeration_name)
-        execute "DROP TYPE #{enumeration_name}"
-        enumerations.delete(enumeration_name)
-      end
-
-      def rename_enumeration(old_name, new_name)
-        execute "ALTER TYPE #{quote_table_name(old_name)} RENAME TO #{quote_table_name(new_name)}"
-      end
-
-      def alter_primary_key(table_name, new_columns)
-        execute "ALTER TABLE #{table_name} DROP CONSTRAINT #{table_name}_pkey"
-        execute "ALTER TABLE #{table_name} ADD PRIMARY KEY (#{new_columns.join(',')})"
-      end
-
-      def interval_constant(interval)
-        "'#{interval}'::interval"
-      end
-
-      def add_index(table_name, column_name, options = {})
-        column_names = Array(column_name)
-        index_name   = index_name(table_name, :column => column_names)
+      module SchemaStatements
+        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
 
-        if Hash === options # legacy support, since this param was a string
-          index_type = options[:unique] ? "UNIQUE" : ""
-          index_name = options[:name] || index_name
-          index_method = options[:method] || "BTREE"
-        else
-          index_type = options
+        def remove_primary_key(table_name)
+          execute "ALTER TABLE #{quote_table_name(table_name)} DROP PRIMARY KEY"
         end
 
-        quoted_column_names = column_names.map { |e| quote_column_name(e) }
-        if Hash === options and options[:lowercase]
-          quoted_column_names = quoted_column_names.map { |e| "LOWER(#{e})" }
+        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
-        if Hash === options and options[:columns]
-          quoted_column_names = quoted_column_names + Array[options[:columns]]
+
+        def create_enumeration(enumeration_name, values)
+          execute "CREATE TYPE #{enumeration_name} AS ENUM ('#{values.join '\',\''}')"
         end
-        quoted_column_names = quoted_column_names.join(", ")
 
-        execute "CREATE #{index_type} INDEX #{quote_column_name(index_name)} ON #{quote_table_name(table_name)} USING #{index_method} (#{quoted_column_names})"
-      end
+        def drop_enumeration(enumeration_name)
+          execute "DROP TYPE #{enumeration_name}"
+        end
 
-      def rename_index(table_name, old_name, new_name)
-        execute "ALTER INDEX #{quote_table_name(old_name)} RENAME TO #{quote_table_name(new_name)}"
+        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