rails 命令用法

 

rails 命令用法

 

實用：

rake -T 列出所有rake命令

rake -T plugin 列出所有有關plugin的rake命令

rake db:migrate version=0 清除資料庫資料和結構 

1.1 建立一個Rails應用程式  

$ rails app_name  

可選項:  

-d, database=xxx 指定安裝一個資料庫(mysql oracle postgresql sqlite2 sqlite3 ), 預設情況下是資料庫  

-r, ruby-path= 指定Ruby的安裝路徑,如果沒有指定，scripts使用env去找Ruby  

-f, freeze (凍結)freezes Rails在vendor/rails目錄  

   

1.2 API Documentation  

$ gem_server  

啟動一個WEBrick伺服器。這時候你可以通過Http://localhost:8808/ 開啟瀏覽器去查看rails API文檔  

   

1.3 Rake  

rake db:fixtures:load  

  # 載入fixtures到當前環境的資料庫  

  # 載入指定的fixtures使用FIXTURES=x,y  

rake db:migrate  

# 遷移資料庫通過在db/migrate目錄下的指令碼.可以指定版本號碼通過VERSION=x  

rake db:schema:dump  

# 建立一個db/schema.rb檔案，通過AR能過夠支援任何資料庫去使用  

rake db:schema:load  

# 再入一個schema.rb檔案進資料庫  

rake db:sessions:clear  

# 清空sessions表  

rake db:sessions:create  

# 用CGI::Session::ActiveRecordStore建立一個sessions表為使用者  

rake db:structure:dump  

# 匯出資料庫結構為一個SQL檔案  

rake db:test:clone  

# 重新建立一個測試資料庫從當前環境資料庫中  

rake db:test:clone_structure  

# 重新建立測試資料庫從開發模式資料庫  

rake db:test:prepare  

# 準備測試資料庫並在入schema  

rake db:test:purge  

# 清空測試資料庫  

rake doc:app  

# 建立HTML檔案的API Documentation  

rake doc:clobber_app  

# 刪除Documentation  

rake doc:clobber_plugins  

# 刪除 plugin Documentation  

rake doc:clobber_rails  

# 刪除Documentation  

rake doc:plugins  

# 產生Documation為所有安裝的plugins  

rake doc:rails  

# 建立HTML檔案的API Documentation  

rake doc:reapp  

# 強制重新建立HTML檔案的API Documentation  

rake doc:rerails  

# 強制重新建立HTML檔案的API Documentation  

rake log:clear  

# 清空目錄log/下的所有記錄檔  

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目錄下的所有檔案  

rake tmp:clear  

# 清空session, cache, 和socket檔案從tmp/目錄  

rake tmp:create  

# 為sessions, cache, and sockets建立tmp/目錄  

rake tmp:sessions:clear  

# 清空所有在tmp/sessions目錄下的檔案  

rake tmp:sockets:clear  

# 清空所有在tmp/sessions 目錄下的ruby_sess.* 檔案  

   

1.4 Scripts  

script/about  

# 輸出當前環境資訊  

script/breakpointer  

# 啟動斷點server  

script/console  

# 啟動交換式的Rails控制台  

script/destroy  

# 刪除通過generators建立的檔案  

script/generate  

# -> generators  

script/plugin  

# -> Plugins  

script/runner  

# 執行一個任務在rails上下文中  

script/server  

# 啟動開發模式伺服器http://localhost:3000  

//以下幾個不知道怎麼去使用  

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  

可選項:  

-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€wherea€? plugin  

script/plugin install -x where  

# install where plugin as SVN external  

script/plugin install http://invisible.ch/projects/plugins/where  

script/plugin update  

# update installed plugins  

script/plugin source  

# add a source repository  

script/plugin unsource  

# removes a source repository  

script/plugin sources  

# lists source repositories