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ReleephDiffChurnFieldSpecification.php
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Created
Tue, Jan 14, 13:17

ReleephDiffChurnFieldSpecification.php
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<?php
final class ReleephDiffChurnFieldSpecification
extends ReleephFieldSpecification {
const REJECTIONS_WEIGHT = 30;
const COMMENTS_WEIGHT = 7;
const UPDATES_WEIGHT = 10;
const MAX_POINTS = 100;
public function getFieldKey() {
return 'churn';
}
public function getName() {
return pht('Churn');
}
public function renderPropertyViewValue(array $handles) {
$requested_object = $this->getObject()->getRequestedObject();
if (!($requested_object instanceof DifferentialRevision)) {
return null;
}
$diff_rev = $requested_object;
$xactions = id(new DifferentialTransactionQuery())
->setViewer($this->getViewer())
->withObjectPHIDs(array($diff_rev->getPHID()))
->execute();
$rejections = 0;
$comments = 0;
$updates = 0;
foreach ($xactions as $xaction) {
switch ($xaction->getTransactionType()) {
case PhabricatorTransactions::TYPE_COMMENT:
$comments++;
break;
case DifferentialTransaction::TYPE_UPDATE:
$updates++;
break;
case DifferentialTransaction::TYPE_ACTION:
switch ($xaction->getNewValue()) {
case DifferentialAction::ACTION_REJECT:
$rejections++;
break;
}
break;
}
}
$points =
self::REJECTIONS_WEIGHT * $rejections +
self::COMMENTS_WEIGHT * $comments +
self::UPDATES_WEIGHT * $updates;
if ($points === 0) {
$points = 0.15 * self::MAX_POINTS;
$blurb = pht('Silent diff');
} else {
$parts = array();
if ($rejections) {
$parts[] = pht('%s rejection(s)', new PhutilNumber($rejections));
}
if ($comments) {
$parts[] = pht('%s comment(s)', new PhutilNumber($comments));
}
if ($updates) {
$parts[] = pht('%s update(s)', new PhutilNumber($updates));
}
if (count($parts) === 0) {
$blurb = '';
} else if (count($parts) === 1) {
$blurb = head($parts);
} else {
$last = array_pop($parts);
$blurb = pht('%s and %s', implode(', ', $parts), $last);
}
}
return id(new AphrontProgressBarView())
->setValue($points)
->setMax(self::MAX_POINTS)
->setCaption($blurb)
->render();
}
}

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