testing

DiffusionPreCommitContentSizeHeraldField.php
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			<?php

			final class DiffusionPreCommitContentSizeHeraldField
			extends DiffusionPreCommitContentHeraldField {

			const FIELDCONST = 'diffusion.pre.content.diff.size';

			public function getHeraldFieldName() {
			return pht('Total files size (bytes)');
			}

			public function getFieldGroupKey() {
			return DiffusionChangeHeraldFieldGroup::FIELDGROUPKEY;
			}

			public function getHeraldFieldValue($object) {

			$adapter = $this->getAdapter();
			$hook = $adapter->getHookEngine();
			$repository = $hook->getRepository();
			$vcs = $repository->getVersionControlSystem();
			$total_size = 0;

			$ref = $adapter->getObject()->getRefNew();
			$changesets = $hook->loadChangesetsForCommit($ref);

			foreach($changesets as $change){
			$size = 0; $err = null;
			if($vcs == PhabricatorRepositoryType::REPOSITORY_TYPE_GIT) {
			list($size, $err) =
			execx("git cat-file -s %s:%s",
			$ref,
			$change->getFileName());
			} elseif($vcs == PhabricatorRepositoryType::REPOSITORY_TYPE_SVN) {
			list($size, $err) =
			execx("svnlook filesize -t %s %s %s",
			$hook->getSubversionTransaction(),
			$repository->getLocalPath(),
			$change->getFileName());
			}
			$total_size += (int) $size;
			}

			return $total_size;
			}

			protected function getHeraldFieldStandardType() {
			return HeraldField::STANDARD_INT;
			}

			function supportsObject($object) {
			if($object->getRepository()->isHg()) {
			return false;
			}
			return parent::supportsObject($object);
			}

			}