require "rails/command/environment_argument"
module Rails
class DBConsole
def self.start(*args)
new(*args).start
end
def initialize(options = {})
@options = options
end
def start
ENV["RAILS_ENV"] = @options[:environment] || environment
case config["adapter"]
when /^(jdbc)?mysql/
args = {
"host" => "--host",
"port" => "--port",
"socket" => "--socket",
"username" => "--user",
"encoding" => "--default-character-set",
"sslca" => "--ssl-ca",
"sslcert" => "--ssl-cert",
"sslcapath" => "--ssl-capath",
"sslcipher" => "--ssl-cipher",
"sslkey" => "--ssl-key"
}.map { |opt, arg| "#{arg}=#{config[opt]}" if config[opt] }.compact
if config["password"] && @options["include_password"]
args << "--password=#{config['password']}"
elsif config["password"] && !config["password"].to_s.empty?
args << "-p"
end
args << config["database"]
find_cmd_and_exec(["mysql", "mysql5"], *args)
when /^postgres|^postgis/
ENV["PGUSER"] = config["username"] if config["username"]
ENV["PGHOST"] = config["host"] if config["host"]
ENV["PGPORT"] = config["port"].to_s if config["port"]
ENV["PGPASSWORD"] = config["password"].to_s if config["password"] && @options["include_password"]
find_cmd_and_exec("psql", config["database"])
when "sqlite3"
args = []
args << "-#{@options['mode']}" if @options["mode"]
args << "-header" if @options["header"]
args << File.expand_path(config["database"], Rails.respond_to?(:root) ? Rails.root : nil)
find_cmd_and_exec("sqlite3", *args)
when "oracle", "oracle_enhanced"
logon = ""
if config["username"]
logon = config["username"]
logon << "/#{config['password']}" if config["password"] && @options["include_password"]
logon << "@#{config['database']}" if config["database"]
end
find_cmd_and_exec("sqlplus", logon)
when "sqlserver"
args = []
args += ["-D", "#{config['database']}"] if config["database"]
args += ["-U", "#{config['username']}"] if config["username"]
args += ["-P", "#{config['password']}"] if config["password"]
if config["host"]
host_arg = "#{config['host']}"
host_arg << ":#{config['port']}" if config["port"]
args += ["-S", host_arg]
end
find_cmd_and_exec("sqsh", *args)
else
abort "Unknown command-line client for #{config['database']}."
end
end
def config
@config ||= begin
if configurations[environment].blank?
raise ActiveRecord::AdapterNotSpecified, "'#{environment}' database is not configured. Available configuration: #{configurations.inspect}"
else
configurations[environment]
end
end
end
def environment
Rails.respond_to?(:env) ? Rails.env : Rails::Command.environment
end
private
def configurations # :doc:
require APP_PATH
ActiveRecord::Base.configurations = Rails.application.config.database_configuration
ActiveRecord::Base.configurations
end
def find_cmd_and_exec(commands, *args) # :doc:
commands = Array(commands)
dirs_on_path = ENV["PATH"].to_s.split(File::PATH_SEPARATOR)
unless (ext = RbConfig::CONFIG["EXEEXT"]).empty?
commands = commands.map { |cmd| "#{cmd}#{ext}" }
end
full_path_command = nil
found = commands.detect do |cmd|
dirs_on_path.detect do |path|
full_path_command = File.join(path, cmd)
File.file?(full_path_command) && File.executable?(full_path_command)
end
end
if found
exec full_path_command, *args
else
abort("Couldn't find database client: #{commands.join(', ')}. Check your $PATH and try again.")
end
end
end
module Command
class DbconsoleCommand < Base # :nodoc:
include EnvironmentArgument
class_option :include_password, aliases: "-p", type: :boolean,
desc: "Automatically provide the password from database.yml"
class_option :mode, enum: %w( html list line column ), type: :string,
desc: "Automatically put the sqlite3 database in the specified mode (html, list, line, column)."
class_option :header, type: :boolean
class_option :environment, aliases: "-e", type: :string,
desc: "Specifies the environment to run this console under (test/development/production)."
def perform
extract_environment_option_from_argument
Rails::DBConsole.start(options)
end
end
end
end
