Files
yii/framework/cli/commands/ShellCommand.php
2009-03-10 18:00:11 +00:00

118 lines
2.9 KiB
PHP

<?php
/**
* ShellCommand class file.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @link http://www.yiiframework.com/
* @copyright Copyright &copy; 2008-2009 Yii Software LLC
* @license http://www.yiiframework.com/license/
* @version $Id$
*/
/**
* ShellCommand executes the specified Web application and provides a shell for interaction.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @version $Id$
* @package system.cli.commands
* @since 1.0
*/
class ShellCommand extends CConsoleCommand
{
/**
* @return string the help information for the shell command
*/
public function getHelp()
{
return <<<EOD
USAGE
yiic shell [app-entry-script]
DESCRIPTION
This command allows you to interact with a Web application
on the command line. It provides tools to automatically
generate new controllers, views and data models.
PARAMETERS
* app-entry-script: optional, the path to the entry script file
of the Web application. If not given, it is assumed to be
'index.php' under the current directory.
EOD;
}
/**
* Execute the action.
* @param array command line parameters specific for this command
*/
public function run($args)
{
if(!isset($args[0]))
$args[0]='index.php';
$entryScript=isset($args[0]) ? $args[0] : 'index.php';
if(($entryScript=realpath($args[0]))===false || !is_file($entryScript))
$this->usageError("{$args[0]} does not exist or is not an entry script file.");
// fake the web server setting
chdir(dirname($entryScript));
$_SERVER['SCRIPT_NAME']='/'.basename($entryScript);
$_SERVER['REQUEST_URI']=$_SERVER['SCRIPT_NAME'];
$_SERVER['SCRIPT_FILENAME']=$entryScript;
$_SERVER['HTTP_HOST']='localhost';
$_SERVER['SERVER_NAME']='localhost';
$_SERVER['SERVER_PORT']=80;
// reset context to run the web application
restore_error_handler();
restore_exception_handler();
Yii::setApplication(null);
Yii::setPathOfAlias('application',null);
ob_start();
require($entryScript);
ob_end_clean();
$yiiVersion=Yii::getVersion();
echo <<<EOD
Yii Interactive Tool v1.0 (based on Yii v{$yiiVersion})
Please type 'help' for help. Type 'exit' to quit.
EOD;
$this->runShell();
}
protected function runShell()
{
$_runner_=new CConsoleCommandRunner;
$_runner_->addCommands(dirname(__FILE__).'/shell');
$_runner_->addCommands(Yii::getPathOfAlias('application.commands.shell'));
$_commands_=$_runner_->commands;
while(true)
{
echo "\n>> ";
$_line_=trim(fgets(STDIN));
try
{
$_args_=preg_split('/[\s,]+/',rtrim($_line_,';'),-1,PREG_SPLIT_NO_EMPTY);
if(isset($_args_[0]) && isset($_commands_[$_args_[0]]))
{
$_command_=$_runner_->createCommand($_args_[0]);
array_shift($_args_);
$_command_->run($_args_);
}
else
echo eval($_line_.';');
}
catch(Exception $e)
{
if($e instanceof ShellException)
echo $e->getMessage();
else
echo $e;
}
}
}
}
class ShellException extends CException
{
}