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   1  <?php
   2  
   3  /*
   4   * This file is part of Twig.
   5   *
   6   * (c) 2015 Fabien Potencier
   7   *
   8   * For the full copyright and license information, please view the LICENSE
   9   * file that was distributed with this source code.
  10   */
  11  
  12  /**
  13   * @author Fabien Potencier <fabien@symfony.com>
  14   */
  15  class Twig_Profiler_Dumper_Blackfire
  16  {
  17      public function dump(Twig_Profiler_Profile $profile)
  18      {
  19          $data = array();
  20          $this->dumpProfile('main()', $profile, $data);
  21          $this->dumpChildren('main()', $profile, $data);
  22  
  23          $start = microtime(true);
  24          $str = <<<EOF
  25  file-format: BlackfireProbe
  26  cost-dimensions: wt mu pmu
  27  request-start: {$start}
  28  
  29  
  30  EOF;
  31  
  32          foreach ($data as $name => $values) {
  33              $str .= "{$name}//{$values['ct']} {$values['wt']} {$values['mu']} {$values['pmu']}\n";
  34          }
  35  
  36          return $str;
  37      }
  38  
  39      private function dumpChildren($parent, Twig_Profiler_Profile $profile, &$data)
  40      {
  41          foreach ($profile as $p) {
  42              if ($p->isTemplate()) {
  43                  $name = $p->getTemplate();
  44              } else {
  45                  $name = sprintf('%s::%s(%s)', $p->getTemplate(), $p->getType(), $p->getName());
  46              }
  47              $this->dumpProfile(sprintf('%s==>%s', $parent, $name), $p, $data);
  48              $this->dumpChildren($name, $p, $data);
  49          }
  50      }
  51  
  52      private function dumpProfile($edge, Twig_Profiler_Profile $profile, &$data)
  53      {
  54          if (isset($data[$edge])) {
  55              $data[$edge]['ct'] += 1;
  56              $data[$edge]['wt'] += floor($profile->getDuration() * 1000000);
  57              $data[$edge]['mu'] += $profile->getMemoryUsage();
  58              $data[$edge]['pmu'] += $profile->getPeakMemoryUsage();
  59          } else {
  60              $data[$edge] = array(
  61                  'ct' => 1,
  62                  'wt' => floor($profile->getDuration() * 1000000),
  63                  'mu' => $profile->getMemoryUsage(),
  64                  'pmu' => $profile->getPeakMemoryUsage(),
  65              );
  66          }
  67      }
  68  }