class ActiveRecord::Tasks::SQLiteDatabaseTasks
:nodoc:
:nodoc:
def self.using_database_configurations?
def self.using_database_configurations? true end
def charset
def charset connection.encoding end
def create
def create raise DatabaseAlreadyExists if File.exist?(db_config.database) establish_connection(db_config) connection end
def drop
def drop require "pathname" path = Pathname.new(db_config.database) file = path.absolute? ? path.to_s : File.join(root, path) FileUtils.rm(file) rescue Errno::ENOENT => error raise NoDatabaseError.new(error.message) end
def initialize(db_config, root = ActiveRecord::Tasks::DatabaseTasks.root)
def initialize(db_config, root = ActiveRecord::Tasks::DatabaseTasks.root) @db_config = db_config @root = root end
def purge
def purge drop rescue NoDatabaseError ensure create end
def run_cmd(cmd, args, out)
def run_cmd(cmd, args, out) fail run_cmd_error(cmd, args) unless Kernel.system(cmd, *args, out: out) end
def run_cmd_error(cmd, args)
def run_cmd_error(cmd, args) msg = +"failed to execute:\n" msg << "#{cmd} #{args.join(' ')}\n\n" msg << "Please check the output above for any errors and make sure that `#{cmd}` is installed in your PATH and has proper permissions.\n\n" msg end
def structure_dump(filename, extra_flags)
def structure_dump(filename, extra_flags) args = [] args.concat(Array(extra_flags)) if extra_flags args << db_config.database ignore_tables = ActiveRecord::SchemaDumper.ignore_tables if ignore_tables.any? condition = ignore_tables.map { |table| connection.quote(table) }.join(", ") args << "SELECT sql FROM sqlite_master WHERE tbl_name NOT IN (#{condition}) ORDER BY tbl_name, type DESC, name" else args << ".schema" end run_cmd("sqlite3", args, filename) end
def structure_load(filename, extra_flags)
def structure_load(filename, extra_flags) flags = extra_flags.join(" ") if extra_flags `sqlite3 #{flags} #{db_config.database} < "#{filename}"` end