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Fleshing out the cli system.

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This commit is contained in:
Jonathan.Wage 2007-10-10 02:31:11 +00:00
parent a016cb195c
commit 4e877c52e4
3 changed files with 169 additions and 6 deletions
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70
lib/Doctrine/Cli.php
View File

@ -35,20 +35,86 @@ class Doctrine_Cli
public function run($args)
{
if (!isset($args[1])) {
throw new Doctrine_Cli_Exception('You must specify the task to execute');
echo $this->printTasks();
return;
}
unset($args[0]);
$taskName = $args[1];
$taskName = str_replace('-', '_', $args[1]);
unset($args[1]);
$taskClass = 'Doctrine_Cli_Task_' . Doctrine::classify($taskName);
if (class_exists($taskClass)) {
$taskInstance = new $taskClass();
$taskInstance->taskName = str_replace('_', '-', Doctrine::tableize(str_replace('Doctrine_Cli_Task_', '', $taskName)));
$args = $taskInstance->prepareArgs($args);
$taskInstance->validate($args);
$taskInstance->execute($args);
} else {
throw new Doctrine_Cli_Exception('Cli task could not be found: '.$taskClass);
}
}
public function printTasks()
{
$tasks = $this->loadTasks();
echo "\nAvailable Doctrine Command Line Interface Tasks\n";
echo str_repeat('-', 40)."\n\n";
foreach ($tasks as $taskName)
{
$className = 'Doctrine_Cli_Task_' . $taskName;
$taskInstance = new $className();
$taskInstance->taskName = str_replace('_', '-', Doctrine::tableize($taskName));
echo "Name: " . $taskInstance->getName() . "\n";
echo "Description: " . $taskInstance->getDescription() . "\n";
if ($requiredArguments = $taskInstance->getRequiredArguments()) {
echo "Required Arguments: " . implode(', ', $requiredArguments) . "\n";
}
if ($optionalArguments = $taskInstance->getOptionalArguments()) {
echo "Optional Arguments: " . implode(', ', $taskInstance->getOptionalArguments()) . "\n";
}
echo "Syntax: " . $taskInstance->getSyntax() . "\n";
echo str_repeat('-', 40) . "\n\n";
}
}
public function loadTasks($directory = null)
{
if ($directory === null) {
$directory = dirname(__FILE__). DIRECTORY_SEPARATOR . 'Cli' . DIRECTORY_SEPARATOR . 'Task';
}
$parent = new ReflectionClass('Doctrine_Cli_Task');
$tasks = array();
foreach ((array) $directory as $dir) {
$it = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($dir),
RecursiveIteratorIterator::LEAVES_ONLY);
foreach ($it as $file) {
$e = explode('.', $file->getFileName());
if (end($e) === 'php' && strpos($file->getFileName(), '.inc') === false) {
require_once($file->getPathName());
$className = 'Doctrine_Cli_Task_' . $e[0];
$class = new ReflectionClass($className);
if ($class->isSubClassOf($parent)) {
$tasks[] = $e[0];
}
}
}
}
return $tasks;
}
}

92
lib/Doctrine/Cli/Task.php
View File

@ -32,5 +32,97 @@
*/
abstract class Doctrine_Cli_Task
{
public $name = null,
$taskName = null,
$description = null,
$requiredArguments = array(),
$optionalArguments = array();
abstract function execute($args);
public function validate($args)
{
$requiredArguments = $this->getRequiredArguments();
foreach ($requiredArguments as $arg) {
if (!isset($args[$arg])) {
throw new Doctrine_Cli_Exception('Required arguments missing. The follow arguments are required: ' . implode(', ', $requiredArguments));
}
}
return true;
}
public function prepareArgs($args)
{
$args = array_values($args);
$prepared = array();
$requiredArguments = $this->getRequiredArguments();
$count = 0;
foreach ($requiredArguments as $key => $arg) {
if (isset($args[$count])) {
$prepared[$arg] = $args[$count];
}
$count++;
}
$optionalArguments = $this->getOptionalArguments();
foreach ($optionalArguments as $key => $arg) {
if (isset($args[$count])) {
$prepared[$arg] = $args[$count];
} else {
$prepared[$arg] = null;
}
$count++;
}
return $prepared;
}
public function getName()
{
return $this->name;
}
public function getTaskName()
{
return $this->taskName;
}
public function getDescription()
{
return $this->description;
}
public function getRequiredArguments()
{
return $this->requiredArguments;
}
public function getOptionalArguments()
{
return $this->optionalArguments;
}
public function getSyntax()
{
$taskName = $this->getTaskName();
$requiredArguments = null;
$optionalArguments = null;
if ($required = $this->getRequiredArguments()) {
$requiredArguments = '<' . implode('> <', $required) . '>';
}
if ($optional = $this->getOptionalArguments()) {
$optionalArguments = '<' . implode('> <', $optional) . '>';
}
return './cli ' . $taskName . ' ' . $requiredArguments . ' ' . $optionalArguments;
}
}

13
lib/Doctrine/Cli/Task/Test.php → lib/Doctrine/Cli/Task/TestTask.php
View File

@ -20,7 +20,7 @@
*/
/**
* Doctrine_Cli_Test_Task
* Doctrine_Cli_Task_TestTask
*
* @package Doctrine
* @subpackage Cli
@ -30,15 +30,20 @@
* @version $Revision: 2761 $
* @author Jonathan H. Wage <jwage@mac.com>
*/
class Doctrine_Cli_Task_Test
class Doctrine_Cli_Task_TestTask extends Doctrine_Cli_Task
{
public $name = 'Test Task',
$description = 'This is a sample task which prints the arguments you enter.',
$requiredArguments = array('name', 'title'),
$optionalArguments = array('description');
public function execute($args)
{
$count = 0;
foreach ($args as $arg) {
foreach ($args as $name => $value) {
$count++;
echo $count.".) ".$arg."\n";
echo $count . ".) " . $name . " => " . $value . "\n";
}
}
}