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Updates to be usable in Rails 3.x #2

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Updates to be usable in Rails 3.x #2

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e9ca19e
Update lib/migration_sql_generator/migration.rb
fadzlan Apr 17, 2012
cde7875
Update lib/migration_sql_generator/generator.rb
fadzlan Apr 17, 2012
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10 changes: 7 additions & 3 deletions lib/migration_sql_generator/generator.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,10 @@ def redefine_execute_methods
connection.class.send(:define_method, :column_for) {|*args| args.last }
connection.class.send(:define_method, :tables) {|*args| [] }
connection.class.send(:define_method, :select_all) {|*args| [] }

# disable checking for indexes in DB
connection.class.send(:define_method, :index_name_for_remove) {|*args| index_name(*args) }
connection.class.send(:define_method, :index_name_exists?) {|*args| false}
end

def save_original_methods
Expand All @@ -39,7 +43,7 @@ def generate_instead_of_executing(&block)
end

def migrations
Dir.glob(File.join(RAILS_ROOT, "db", "migrate", '*.rb'))
Dir.glob(File.join(Rails.root, "db", "migrate", '*.rb'))
end

def generate
Expand All @@ -49,11 +53,11 @@ def generate
def up_and_down(file)
migration = MigrationSqlGenerator::Migration.new(file)
MigrationSqlGenerator::Writer.file_name = "#{migration}.sql"
migration.up
migration.migrate(:up)

begin
MigrationSqlGenerator::Writer.file_name = "#{migration}_down.sql"
migration.down
migration.migrate(:down)
rescue ActiveRecord::IrreversibleMigration

end
Expand Down
19 changes: 10 additions & 9 deletions lib/migration_sql_generator/migration.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@ class Migration

def initialize(migration_file)
self.full_name = File.basename(migration_file, ".rb")
require "db/migrate/#{full_name}"
require "#{Rails.root}/db/migrate/#{full_name}.rb"
end

def number
Expand All @@ -23,14 +23,15 @@ def migration_class
name.camelize.constantize
end

def up
migration_class.up
connection.execute("INSERT INTO schema_migrations (version) VALUES (#{number})")
end

def down
migration_class.down
connection.execute("DELETE FROM schema_migrations WHERE version = #{number}")
def migrate(direction)
migration_instance = migration_class.new
migration_instance.migrate(direction)
if direction == :up
connection.execute("INSERT INTO schema_migrations (version) VALUES (#{number})")
end
if(direction == :down)
connection.execute("DELETE FROM schema_migrations WHERE version = #{number}")
end
end

def connection
Expand Down