DiffusionGitExpandShortNameQuery.php
016b62a7ef51stable

DiffusionGitExpandShortNameQuery.php
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			<?php

			final class DiffusionGitExpandShortNameQuery
			extends DiffusionExpandShortNameQuery {

			protected function executeQuery() {
			$repository = $this->getRepository();
			$commit = $this->getCommit();

			$future = $repository->getLocalCommandFuture(
			'cat-file --batch');
			$future->write($commit);
			list($stdout) = $future->resolvex();

			list($hash, $type) = explode(' ', $stdout);
			if ($type == 'missing') {
			throw new DiffusionExpandCommitQueryException(
			DiffusionExpandCommitQueryException::CODE_MISSING,
			"Bad commit '{$this->commit}'.");
			}

			switch ($type) {
			case 'tag':
			$this->commitType = 'tag';

			$matches = null;
			$ok = preg_match(
			'/^object ([a-f0-9]+)$.?\n\n(.)$/sm',
			$stdout,
			$matches);
			if (!$ok) {
			throw new DiffusionExpandCommitQueryException(
			DiffusionExpandCommitQueryException::CODE_UNPARSEABLE,
			"Unparseable output from cat-file: {$stdout}");
			}

			$hash = $matches[1];
			$this->tagContent = trim($matches[2]);
			break;
			case 'commit':
			break;
			default:
			throw new DiffusionExpandCommitQueryException(
			DiffusionExpandCommitQueryException::CODE_INVALID,
			"The reference '{$this->commit}' does not name a valid ".
			'commit or a tag in this repository.');
			break;
			}

			$this->commit = $hash;
			}
			}