FilterException.php

<?php

/*
 * This file is part of the Assetic package, an OpenSky project.
 *
 * (c) 2010-2012 OpenSky Project Inc
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace Assetic\Exception;

use Symfony\Component\Process\Process;

/**
 * Describes an exception that occurred within a filter.
 *
 * @author Johannes M. Schmitt <schmittjoh@gmail.com>
 */
class FilterException extends \RuntimeException implements Exception {
  private $originalMessage;
  private $input;
  public static function fromProcess(Process $proc) {
    $message = sprintf("An error occurred while running:\n%s", $proc
      ->getCommandLine());
    $errorOutput = $proc
      ->getErrorOutput();
    if (!empty($errorOutput)) {
      $message .= "\n\nError Output:\n" . str_replace("\r", '', $errorOutput);
    }
    $output = $proc
      ->getOutput();
    if (!empty($output)) {
      $message .= "\n\nOutput:\n" . str_replace("\r", '', $output);
    }
    return new self($message);
  }
  public function __construct($message, $code = 0, \Exception $previous = null) {
    parent::__construct($message, $code, $previous);
    $this->originalMessage = $message;
  }
  public function setInput($input) {
    $this->input = $input;
    $this
      ->updateMessage();
    return $this;
  }
  public function getInput() {
    return $this->input;
  }
  private function updateMessage() {
    $message = $this->originalMessage;
    if (!empty($this->input)) {
      $message .= "\n\nInput:\n" . $this->input;
    }
    $this->message = $message;
  }

}