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144 lines
3.9 KiB
144 lines
3.9 KiB
<?php |
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/** |
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* CConsoleCommandRunner class file. |
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* |
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* @author Qiang Xue <qiang.xue@gmail.com> |
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* @link http://www.yiiframework.com/ |
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* @copyright Copyright © 2008-2011 Yii Software LLC |
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* @license http://www.yiiframework.com/license/ |
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*/ |
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namespace yii\console; |
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/** |
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* CConsoleCommandRunner manages commands and executes the requested command. |
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* |
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* @property string $scriptName The entry script name. |
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* |
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* @author Qiang Xue <qiang.xue@gmail.com> |
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* @version $Id: CConsoleCommandRunner.php 3426 2011-10-25 00:01:09Z alexander.makarow $ |
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* @package system.console |
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* @since 2.0 |
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*/ |
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class CommandRunner extends \yii\base\Component |
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{ |
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/** |
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* @var array list of all available commands (command name=>command configuration). |
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* Each command configuration can be either a string or an array. |
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* If the former, the string should be the class name or |
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* {@link YiiBase::getPathOfAlias class path alias} of the command. |
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* If the latter, the array must contain a 'class' element which specifies |
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* the command's class name or {@link YiiBase::getPathOfAlias class path alias}. |
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* The rest name-value pairs in the array are used to initialize |
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* the corresponding command properties. For example, |
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* <pre> |
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* array( |
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* 'email'=>array( |
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* 'class'=>'path.to.Mailer', |
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* 'interval'=>3600, |
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* ), |
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* 'log'=>'path.to.LoggerCommand', |
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* ) |
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* </pre> |
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*/ |
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public $commands=array(); |
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private $_scriptName; |
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/** |
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* Executes the requested command. |
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* @param array $args list of user supplied parameters (including the entry script name and the command name). |
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*/ |
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public function run($args) |
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{ |
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$this->_scriptName=$args[0]; |
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array_shift($args); |
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if(isset($args[0])) |
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{ |
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$name=$args[0]; |
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array_shift($args); |
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} |
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else |
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$name='help'; |
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if(($command=$this->createCommand($name))===null) |
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$command=$this->createCommand('help'); |
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$command->init(); |
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$command->run($args); |
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} |
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/** |
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* @return string the entry script name |
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*/ |
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public function getScriptName() |
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{ |
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return $this->_scriptName; |
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} |
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/** |
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* Searches for commands under the specified directory. |
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* @param string $path the directory containing the command class files. |
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* @return array list of commands (command name=>command class file) |
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*/ |
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public function findCommands($path) |
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{ |
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if(($dir=@opendir($path))===false) |
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return array(); |
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$commands=array(); |
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while(($name=readdir($dir))!==false) |
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{ |
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$file=$path.DIRECTORY_SEPARATOR.$name; |
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if(!strcasecmp(substr($name,-11),'Command.php') && is_file($file)) |
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$commands[strtolower(substr($name,0,-11))]=$file; |
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} |
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closedir($dir); |
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return $commands; |
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} |
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/** |
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* Adds commands from the specified command path. |
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* If a command already exists, the new one will be ignored. |
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* @param string $path the alias of the directory containing the command class files. |
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*/ |
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public function addCommands($path) |
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{ |
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if(($commands=$this->findCommands($path))!==array()) |
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{ |
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foreach($commands as $name=>$file) |
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{ |
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if(!isset($this->commands[$name])) |
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$this->commands[$name]=$file; |
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} |
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} |
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} |
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/** |
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* @param string $name command name (case-insensitive) |
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* @return \yii\console\Command the command object. Null if the name is invalid. |
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*/ |
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public function createCommand($name) |
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{ |
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$name=strtolower($name); |
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if(isset($this->commands[$name])) |
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{ |
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if(is_string($this->commands[$name])) // class file path or alias |
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{ |
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if(strpos($this->commands[$name],'/')!==false || strpos($this->commands[$name],'\\')!==false) |
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{ |
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$className=substr(basename($this->commands[$name]),0,-4); |
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if(!class_exists($className,false)) |
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require_once($this->commands[$name]); |
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} |
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else // an alias |
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$className=\Yii::import($this->commands[$name]); |
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return new $className($name,$this); |
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} |
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else // an array configuration |
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return \Yii::create($this->commands[$name],$name,$this); |
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} |
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else if($name==='help') |
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return new HelpCommand('help',$this); |
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else |
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return null; |
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} |
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} |