For example:
$command = Command::fromString('cat /etc/hosts | grep localhost');
Is roughly equivalent to:
$command = Command::create('cat', array('/etc/hosts'))
->pipe(Command::create('grep', array('localhost')));
| public static fromString ( string $commandString ) : Clinner\Command\CommandInterface | ||
| $commandString | string | The command string to parse. |
| Результат | Clinner\Command\CommandInterface | |
/**
* @covers \Clinner\Command\Command::fromString
* @covers \Clinner\Command\Command::parse
*/
public function testStaticFromStringManyCommands()
{
$commandString = 'cat ~/test.html | tr -s " " | cut -d: -f2 | wc';
$commandsCount = 4;
$command = Command::fromString($commandString);
$this->assertInstanceOf('\\Clinner\\Command\\Command', $command);
// Test that the inverse function also works
$this->assertEquals($commandString, $command->toCommandString(true));
$count = 0;
while (null !== $command) {
$count++;
$command = $command->getPipedCommand();
}
$this->assertEquals($commandsCount, $count);
}
<?php
require_once __DIR__ . '/../vendor/autoload.php';
use Clinner\Command\Command;
use Clinner\Command\Callback;
$callbackCommand = new Callback(function ($input) {
foreach (explode("\n", $input) as $line) {
if (false !== strchr($line, 'x')) {
echo "{$line}\n";
}
}
});
$systemUsersCommand = Command::create('cat', array('/etc/passwd'))->pipe(Command::create('grep', array('-v' => '^#'), array('delimiter' => ' ')))->pipe(Command::create('cut', array('-d' => ':', '-f' => 1), array('delimiter' => '')))->pipe($callbackCommand);
echo $systemUsersCommand->toCommandString(true) . "\n";
echo "\n";
$systemUsers = $systemUsersCommand->run()->getOutputAsArray("\n");
print_r($systemUsers);
echo "\n";
$testCommandString = 'cat /etc/hosts | grep localhost | tr -s " \\t" -';
$testCommandFromString = Command::fromString($testCommandString);
echo $testCommandFromString->toCommandString(true) . "\n";
echo $testCommandFromString->run()->getOutput() . "\n";
