Files
danbooru/config/initializers/active_record_extensions.rb

60 lines
1.7 KiB
Ruby

module Danbooru
module Extensions
module ActiveRecord
extend ActiveSupport::Concern
module ClassMethods
def without_timeout
connection.execute("SET STATEMENT_TIMEOUT = 0") unless Rails.env == "test"
yield
ensure
connection.execute("SET STATEMENT_TIMEOUT = #{CurrentUser.user.statement_timeout}") unless Rails.env == "test"
end
def with_timeout(n, default_value)
connection.execute("SET STATEMENT_TIMEOUT = #{n}") unless Rails.env == "test"
yield
rescue ::ActiveRecord::StatementInvalid
return default_value
ensure
connection.execute("SET STATEMENT_TIMEOUT = #{CurrentUser.user.statement_timeout}") unless Rails.env == "test"
end
end
%w(execute select_value select_values select_all).each do |method_name|
define_method("#{method_name}_sql") do |sql, *params|
connection.__send__(method_name, self.class.sanitize_sql_array([sql, *params]))
end
self.class.__send__(:define_method, "#{method_name}_sql") do |sql, *params|
connection.__send__(method_name, sanitize_sql_array([sql, *params]))
end
end
def arbitrary_sql_order_clause(ids, table_name = nil)
table_name = self.class.table_name if table_name.nil?
if ids.empty?
return "#{table_name}.id desc"
end
conditions = []
ids.each_with_index do |x, n|
conditions << "when #{x} then #{n}"
end
"case #{table_name}.id " + conditions.join(" ") + " end"
end
end
end
end
class ActiveRecord::Base
class << self
public :sanitize_sql_array
end
include Danbooru::Extensions::ActiveRecord
end