src/applications/releeph/field/specification/ReleephDiffChurnFieldSpecification.php

   1 <?php
   2
   3 final class ReleephDiffChurnFieldSpecification
   4   extends ReleephFieldSpecification {
   5
   6   const REJECTIONS_WEIGHT =  30;
   7   const COMMENTS_WEIGHT   =   7;
   8   const UPDATES_WEIGHT    =  10;
   9   const MAX_POINTS        = 100;
  10
  11   public function getFieldKey() {
  12     return 'churn';
  13   }
  14
  15   public function getName() {
  16     return pht('Churn');
  17   }
  18
  19   public function renderPropertyViewValue(array $handles) {
  20     $requested_object = $this->getObject()->getRequestedObject();
  21     if (!($requested_object instanceof DifferentialRevision)) {
  22       return null;
  23     }
  24     $diff_rev = $requested_object;
  25
  26     $xactions = id(new DifferentialTransactionQuery())
  27       ->setViewer($this->getViewer())
  28       ->withObjectPHIDs(array($diff_rev->getPHID()))
  29       ->execute();
  30
  31     $rejections = 0;
  32     $comments = 0;
  33     $updates = 0;
  34
  35     foreach ($xactions as $xaction) {
  36       switch ($xaction->getTransactionType()) {
  37         case PhabricatorTransactions::TYPE_COMMENT:
  38           $comments++;
  39           break;
  40         case DifferentialRevisionUpdateTransaction::TRANSACTIONTYPE:
  41           $updates++;
  42           break;
  43         case DifferentialTransaction::TYPE_ACTION:
  44           switch ($xaction->getNewValue()) {
  45             case DifferentialAction::ACTION_REJECT:
  46               $rejections++;
  47               break;
  48           }
  49           break;
  50       }
  51     }
  52
  53     $points =
  54       self::REJECTIONS_WEIGHT * $rejections +
  55       self::COMMENTS_WEIGHT * $comments +
  56       self::UPDATES_WEIGHT * $updates;
  57
  58     if ($points === 0) {
  59       $points = 0.15 * self::MAX_POINTS;
  60       $blurb = pht('Silent diff');
  61     } else {
  62       $parts = array();
  63       if ($rejections) {
  64         $parts[] = pht('%s rejection(s)', new PhutilNumber($rejections));
  65       }
  66       if ($comments) {
  67         $parts[] = pht('%s comment(s)', new PhutilNumber($comments));
  68       }
  69       if ($updates) {
  70         $parts[] = pht('%s update(s)', new PhutilNumber($updates));
  71       }
  72
  73       if (count($parts) === 0) {
  74         $blurb = '';
  75       } else if (count($parts) === 1) {
  76         $blurb = head($parts);
  77       } else {
  78         $last = array_pop($parts);
  79         $blurb = pht('%s and %s', implode(', ', $parts), $last);
  80       }
  81     }
  82
  83     return id(new AphrontProgressBarView())
  84       ->setValue($points)
  85       ->setMax(self::MAX_POINTS)
  86       ->setCaption($blurb)
  87       ->render();
  88   }
  89
  90 }