Rails程序用到的一些脚本命令

    一.铁道
    1.1 创建一个Rails应用程序
    $ rails app_name
    可选项:
    -d, database=xxx 指定安装一个数据库(mysql oracle postgresql sqlite2 sqlite3 ), 默认情况下是数据库
    -r, ruby-path= 指定Ruby的安装路径,如果没有指定，scripts使用env去找Ruby
    -f, freeze (冻结)freezes Rails在vendor/rails目录
    1.2 API Documentation
    $ gem_server
    启动一个WEBrick服务器。这时候你可以通过Http://localhost:8808/ 打开浏览器去查看rails API文档
    1.3 Rake
    rake db:fixtures:load
    # 载入fixtures到当前环境的数据库
    # 载入指定的fixtures使用FIXTURES=x,y
    rake db:migrate
    # 迁移数据库通过在db/migrate目录下的脚本.可以指定版本号通过VERSION=x
    rake db:schema:dump
    # 创建一个db/schema.rb文件，通过AR能过够支持任何数据库去使用
    rake db:schema:load
    # 再入一个schema.rb文件进数据库
    rake db:sessions:clear
    # 清空sessions表
    rake db:sessions:create
    # 用CGI::Session::ActiveRecordStore创建一个sessions表为用户
    rake db:structure:dump
    # 导出数据库结构为一个SQL文件
    rake db:test:clone
    # 重新创建一个测试数据库从当前环境数据库中
    rake db:test:clone_structure
    # 重新创建测试数据库从开发模式数据库
    rake db:test:prepare
    # 准备测试数据库并在入schema
    rake db:test:purge
    # 清空测试数据库
    rake doc:app
    # 创建HTML文件的API Documentation
    rake doc:clobber_app
    # 删除Documentation
    rake doc:clobber_plugins
    # 删除 plugin Documentation
    rake doc:clobber_rails
    # 删除Documentation
    rake doc:plugins
    # 产生Documation为所有安装的plugins
    rake doc:rails
    # 创建HTML文件的API Documentation
    rake doc:reapp
    # 强制重新创建HTML文件的API Documentation
    rake doc:rerails
    # 强制重新创建HTML文件的API Documentation
    rake log:clear
    # 清空目录log/下的所有日志文件
    rake rails:freeze:edge
    # Lock this application to latest Edge Rails. Lock a specific revision with REVISION=X
    rake rails:freeze:gems
    # Lock this application to the current gems (by unpacking them into vendor/rails)
    rake rails:unfreeze
    # Unlock this application from freeze of gems or edge and return to a fluid use of system gems
    rake rails:update
    # Update both scripts and public/javascripts from Rails
    rake rails:update:javascripts
    # Update your javascripts from your current rails install
    rake rails:update:scripts
    # Add new scripts to the application script/ directory
    rake stats
    # Report code statistics (KLOCs, etc) from the application
    rake test
    # Test all units and functionals
    rake test:functionals
    # Run tests for functionalsdb:test:prepare
    rake test:integration
    # Run tests for integrationdb:test:prepare
    rake test:plugins
    # Run tests for pluginsenvironment
    rake test:recent
    # Run tests for recentdb:test:prepare
    rake test:uncommitted
    # Run tests for uncommitteddb:test:prepare
    rake test:units
    # Run tests for unitsdb:test:prepare
    rake tmp:cache:clear
    # 清空tmp/cache目录下的所有文件
    rake tmp:clear
    # 清空session, cache, 和socket文件从tmp/目录
    rake tmp:create
    # 为sessions, cache, and sockets创建tmp/目录
    rake tmp:sessions:clear
    # 清空所有在tmp/sessions目录下的文件
    rake tmp:sockets:clear
    # 清空所有在tmp/sessions 目录下的ruby_sess.* 文件
    1.4 Scripts
    script/about
    # 输出当前环境信息
    script/breakpointer
    # 启动断点server
    script/console
    # 启动交换式的Rails控制台
    script/destroy
    # 删除通过generators创建的文件
    script/generate
    # -> generators
    script/plugin
    # -> Plugins
    script/runner
    # 执行一个任务在rails上下文中
    script/server
    # 启动开发模式服务器http://localhost:3000
    //以下几个不知道怎么去使用
    script/performance/profiler
    script/performance/benchmarker
    script/process/reaper
    script/process/spawner
    1.5 Generators
    ruby script/generate model ModelName
    ruby script/generate controller ListController show edit
    ruby script/generate scaffold ModelName ControllerName
    ruby script/generate migration AddNewTable
    ruby script/generate plugin PluginName
    ruby script/generate mailer Notification lost_password signup
    ruby script/generate web_service ServiceName api_one api_two
    ruby script/generate integration_test TestName
    ruby script/generate session_migration
    可选项:
    -p, --pretend Run but do not make any changes.
    -f, --force Overwrite files that already exist.
    -s, --skip Skip files that already exist.
    -q, --quiet Suppress normal output.
    -t, --backtrace Debugging: show backtrace on errors.
    -h, --help Show this help message.
    -c, --svn Modify files with subversion. (Note: svn must be in path)
    1.6 Plugins
    script/plugin discover
    # discover plugin repositories
    script/plugin list
    # list all available plugins
    script/plugin install where
    # install the a

有时要用到，记录下。
来源：http://charlescui.itpub.net/post/31761/467533