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DiffusionPreCommitUsesGitLFSHeraldField.php
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			<?php

			final class DiffusionPreCommitUsesGitLFSHeraldField
			extends DiffusionPreCommitContentHeraldField {

			const FIELDCONST = 'diffusion.pre.commit.git-lfs';

			public function getHeraldFieldName() {
			return pht('Commit uses Git LFS');
			}

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

			public function getHeraldFieldValue($object) {
			$map = $this->getAdapter()->getDiffContent('+');

			// At the time of writing, all current Git LFS files begin with this
			// line, verbatim:
			//
			// version https://git-lfs.github.com/spec/v1
			//
			// ...but we don't try to match the specific version here, in the hopes
			// that this might also detect future versions.
			$pattern = '(^version\s*https://git-lfs.github.com/spec/)i';

			foreach ($map as $path => $content) {
			if (preg_match($pattern, $content)) {
			return true;
			}
			}

			return false;
			}

			protected function getHeraldFieldStandardType() {
			return self::STANDARD_BOOL;
			}

			}