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   1  <?php
   2  /**
   3   * Profiler showing output in page source.
   4   *
   5   * This program is free software; you can redistribute it and/or modify
   6   * it under the terms of the GNU General Public License as published by
   7   * the Free Software Foundation; either version 2 of the License, or
   8   * (at your option) any later version.
   9   *
  10   * This program is distributed in the hope that it will be useful,
  11   * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13   * GNU General Public License for more details.
  14   *
  15   * You should have received a copy of the GNU General Public License along
  16   * with this program; if not, write to the Free Software Foundation, Inc.,
  17   * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18   * http://www.gnu.org/copyleft/gpl.html
  19   *
  20   * @file
  21   * @ingroup Profiler
  22   */
  23  
  24  /**
  25   * The least sophisticated profiler output class possible, view your source! :)
  26   *
  27   * Put the following 2 lines in StartProfiler.php:
  28   *
  29   * $wgProfiler['class'] = 'ProfilerSimpleText';
  30   * $wgProfiler['visible'] = true;
  31   *
  32   * @ingroup Profiler
  33   */
  34  class ProfilerSimpleText extends ProfilerStandard {
  35      public $visible = false; /* Show as <PRE> or <!-- ? */
  36      static private $out;
  37  
  38  	public function __construct( $profileConfig ) {
  39          if ( isset( $profileConfig['visible'] ) && $profileConfig['visible'] ) {
  40              $this->visible = true;
  41          }
  42          parent::__construct( $profileConfig );
  43      }
  44  
  45  	protected function collateOnly() {
  46          return true;
  47      }
  48  
  49  	public function logData() {
  50          if ( $this->mTemplated ) {
  51              $this->close();
  52              $totalReal = isset( $this->mCollated['-total'] )
  53                  ? $this->mCollated['-total']['real']
  54                  : 0; // profiling mismatch error?
  55              uasort( $this->mCollated, array( 'self', 'sort' ) );
  56              array_walk( $this->mCollated, array( 'self', 'format' ), $totalReal );
  57              if ( PHP_SAPI === 'cli' ) {
  58                  print "<!--\n" . self::$out . "\n-->\n";
  59              } elseif ( $this->getContentType() === 'text/html' ) {
  60                  if ( $this->visible ) {
  61                      print '<pre>' . self::$out . '</pre>';
  62                  } else {
  63                      print "<!--\n" . self::$out . "\n-->\n";
  64                  }
  65              } elseif ( $this->getContentType() === 'text/javascript' ) {
  66                  print "\n/*\n" . self::$out . "*/\n";
  67              } elseif ( $this->getContentType() === 'text/css' ) {
  68                  print "\n/*\n" . self::$out . "*/\n";
  69              }
  70          }
  71      }
  72  
  73  	static function sort( $a, $b ) {
  74          return $a['real'] < $b['real']; /* sort descending by time elapsed */
  75      }
  76  
  77  	static function format( $item, $key, $totalReal ) {
  78          $perc = $totalReal ? $item['real'] / $totalReal * 100 : 0;
  79          self::$out .= sprintf( "%6.2f%% %3.6f %6d - %s\n",
  80              $perc, $item['real'], $item['count'], $key );
  81      }
  82  }