/core/vendor/composer/composer/src/Composer/Package/Version/VersionGuesser.php
PHP | 302 lines | 202 code | 50 blank | 50 comment | 49 complexity | 05df866797a44c56169b855c4369d76e MD5 | raw file
Possible License(s): GPL-2.0, LGPL-2.1, MIT, BSD-2-Clause, Apache-2.0, BSD-3-Clause
- <?php
- /*
- * This file is part of Composer.
- *
- * (c) Nils Adermann <naderman@naderman.de>
- * Jordi Boggiano <j.boggiano@seld.be>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- namespace Composer\Package\Version;
- use Composer\Config;
- use Composer\Repository\Vcs\HgDriver;
- use Composer\IO\NullIO;
- use Composer\Semver\VersionParser as SemverVersionParser;
- use Composer\Util\Git as GitUtil;
- use Composer\Util\ProcessExecutor;
- use Composer\Util\Svn as SvnUtil;
- /**
- * Try to guess the current version number based on different VCS configuration.
- *
- * @author Jordi Boggiano <j.boggiano@seld.be>
- * @author Samuel Roze <samuel.roze@gmail.com>
- */
- class VersionGuesser
- {
- /**
- * @var Config
- */
- private $config;
- /**
- * @var ProcessExecutor
- */
- private $process;
- /**
- * @var SemverVersionParser
- */
- private $versionParser;
- /**
- * @param Config $config
- * @param ProcessExecutor $process
- * @param SemverVersionParser $versionParser
- */
- public function __construct(Config $config, ProcessExecutor $process, SemverVersionParser $versionParser)
- {
- $this->config = $config;
- $this->process = $process;
- $this->versionParser = $versionParser;
- }
- /**
- * @param array $packageConfig
- * @param string $path Path to guess into
- *
- * @return null|array versionData, 'version', 'pretty_version' and 'commit' keys
- */
- public function guessVersion(array $packageConfig, $path)
- {
- if (function_exists('proc_open')) {
- $versionData = $this->guessGitVersion($packageConfig, $path);
- if (null !== $versionData && null !== $versionData['version']) {
- return $this->postprocess($versionData);
- }
- $versionData = $this->guessHgVersion($packageConfig, $path);
- if (null !== $versionData && null !== $versionData['version']) {
- return $this->postprocess($versionData);
- }
- $versionData = $this->guessFossilVersion($packageConfig, $path);
- if (null !== $versionData && null !== $versionData['version']) {
- return $this->postprocess($versionData);
- }
- $versionData = $this->guessSvnVersion($packageConfig, $path);
- if (null !== $versionData && null !== $versionData['version']) {
- return $this->postprocess($versionData);
- }
- }
- }
- private function postprocess(array $versionData)
- {
- if ('-dev' === substr($versionData['version'], -4) && preg_match('{\.9{7}}', $versionData['version'])) {
- $versionData['pretty_version'] = preg_replace('{(\.9{7})+}', '.x', $versionData['version']);
- }
- return $versionData;
- }
- private function guessGitVersion(array $packageConfig, $path)
- {
- GitUtil::cleanEnv();
- $commit = null;
- $version = null;
- $prettyVersion = null;
- $isDetached = false;
- // try to fetch current version from git branch
- if (0 === $this->process->execute('git branch --no-color --no-abbrev -v', $output, $path)) {
- $branches = array();
- $isFeatureBranch = false;
- // find current branch and collect all branch names
- foreach ($this->process->splitLines($output) as $branch) {
- if ($branch && preg_match('{^(?:\* ) *(\(no branch\)|\(detached from \S+\)|\(HEAD detached at \S+\)|\S+) *([a-f0-9]+) .*$}', $branch, $match)) {
- if ($match[1] === '(no branch)' || substr($match[1], 0, 10) === '(detached ' || substr($match[1], 0, 17) === '(HEAD detached at') {
- $version = 'dev-' . $match[2];
- $prettyVersion = $version;
- $isFeatureBranch = true;
- $isDetached = true;
- } else {
- $version = $this->versionParser->normalizeBranch($match[1]);
- $prettyVersion = 'dev-' . $match[1];
- $isFeatureBranch = 0 === strpos($version, 'dev-');
- }
- if ($match[2]) {
- $commit = $match[2];
- }
- }
- if ($branch && !preg_match('{^ *[^/]+/HEAD }', $branch)) {
- if (preg_match('{^(?:\* )? *(\S+) *([a-f0-9]+) .*$}', $branch, $match)) {
- $branches[] = $match[1];
- }
- }
- }
- if ($isFeatureBranch) {
- // try to find the best (nearest) version branch to assume this feature's version
- $result = $this->guessFeatureVersion($packageConfig, $version, $branches, 'git rev-list %candidate%..%branch%', $path);
- $version = $result['version'];
- $prettyVersion = $result['pretty_version'];
- }
- }
- if (!$version || $isDetached) {
- $result = $this->versionFromGitTags($path);
- if ($result) {
- $version = $result['version'];
- $prettyVersion = $result['pretty_version'];
- }
- }
- if (!$commit) {
- $command = 'git log --pretty="%H" -n1 HEAD';
- if (0 === $this->process->execute($command, $output, $path)) {
- $commit = trim($output) ?: null;
- }
- }
- return array('version' => $version, 'commit' => $commit, 'pretty_version' => $prettyVersion);
- }
- private function versionFromGitTags($path)
- {
- // try to fetch current version from git tags
- if (0 === $this->process->execute('git describe --exact-match --tags', $output, $path)) {
- try {
- $version = $this->versionParser->normalize(trim($output));
- return array('version' => $version, 'pretty_version' => trim($output));
- } catch (\Exception $e) {
- }
- }
- return null;
- }
- private function guessHgVersion(array $packageConfig, $path)
- {
- // try to fetch current version from hg branch
- if (0 === $this->process->execute('hg branch', $output, $path)) {
- $branch = trim($output);
- $version = $this->versionParser->normalizeBranch($branch);
- $isFeatureBranch = 0 === strpos($version, 'dev-');
- if ('9999999-dev' === $version) {
- return array('version' => $version, 'commit' => null, 'pretty_version' => 'dev-'.$branch);
- }
- if (!$isFeatureBranch) {
- return array('version' => $version, 'commit' => null, 'pretty_version' => $version);
- }
- // re-use the HgDriver to fetch branches (this properly includes bookmarks)
- $driver = new HgDriver(array('url' => $path), new NullIO(), $this->config, $this->process);
- $branches = array_keys($driver->getBranches());
- // try to find the best (nearest) version branch to assume this feature's version
- $result = $this->guessFeatureVersion($packageConfig, $version, $branches, 'hg log -r "not ancestors(\'%candidate%\') and ancestors(\'%branch%\')" --template "{node}\\n"', $path);
- $result['commit'] = '';
- return $result;
- }
- }
- private function guessFeatureVersion(array $packageConfig, $version, array $branches, $scmCmdline, $path)
- {
- $prettyVersion = $version;
- // ignore feature branches if they have no branch-alias or self.version is used
- // and find the branch they came from to use as a version instead
- if ((isset($packageConfig['extra']['branch-alias']) && !isset($packageConfig['extra']['branch-alias'][$version]))
- || strpos(json_encode($packageConfig), '"self.version"')
- ) {
- $branch = preg_replace('{^dev-}', '', $version);
- $length = PHP_INT_MAX;
- $nonFeatureBranches = '';
- if (!empty($packageConfig['non-feature-branches'])) {
- $nonFeatureBranches = implode('|', $packageConfig['non-feature-branches']);
- }
- foreach ($branches as $candidate) {
- // return directly, if branch is configured to be non-feature branch
- if ($candidate === $branch && preg_match('{^(' . $nonFeatureBranches . ')$}', $candidate)) {
- break;
- }
- // do not compare against itself or other feature branches
- if ($candidate === $branch || !preg_match('{^(' . $nonFeatureBranches . '|master|trunk|default|develop|\d+\..+)$}', $candidate, $match)) {
- continue;
- }
- $cmdLine = str_replace(array('%candidate%', '%branch%'), array($candidate, $branch), $scmCmdline);
- if (0 !== $this->process->execute($cmdLine, $output, $path)) {
- continue;
- }
- if (strlen($output) < $length) {
- $length = strlen($output);
- $version = $this->versionParser->normalizeBranch($candidate);
- $prettyVersion = 'dev-' . $match[1];
- }
- }
- }
- return array('version' => $version, 'pretty_version' => $prettyVersion);
- }
- private function guessFossilVersion(array $packageConfig, $path)
- {
- $version = null;
- $prettyVersion = null;
- // try to fetch current version from fossil
- if (0 === $this->process->execute('fossil branch list', $output, $path)) {
- $branch = trim($output);
- $version = $this->versionParser->normalizeBranch($branch);
- $prettyVersion = 'dev-' . $branch;
- }
- // try to fetch current version from fossil tags
- if (0 === $this->process->execute('fossil tag list', $output, $path)) {
- try {
- $version = $this->versionParser->normalize(trim($output));
- $prettyVersion = trim($output);
- } catch (\Exception $e) {
- }
- }
- return array('version' => $version, 'commit' => '', 'pretty_version' => $prettyVersion);
- }
- private function guessSvnVersion(array $packageConfig, $path)
- {
- SvnUtil::cleanEnv();
- // try to fetch current version from svn
- if (0 === $this->process->execute('svn info --xml', $output, $path)) {
- $trunkPath = isset($packageConfig['trunk-path']) ? preg_quote($packageConfig['trunk-path'], '#') : 'trunk';
- $branchesPath = isset($packageConfig['branches-path']) ? preg_quote($packageConfig['branches-path'], '#') : 'branches';
- $tagsPath = isset($packageConfig['tags-path']) ? preg_quote($packageConfig['tags-path'], '#') : 'tags';
- $urlPattern = '#<url>.*/(' . $trunkPath . '|(' . $branchesPath . '|' . $tagsPath . ')/(.*))</url>#';
- if (preg_match($urlPattern, $output, $matches)) {
- if (isset($matches[2]) && ($branchesPath === $matches[2] || $tagsPath === $matches[2])) {
- // we are in a branches path
- $version = $this->versionParser->normalizeBranch($matches[3]);
- $prettyVersion = 'dev-' . $matches[3];
- return array('version' => $version, 'commit' => '', 'pretty_version' => $prettyVersion);
- }
- $prettyVersion = trim($matches[1]);
- $version = $this->versionParser->normalize($prettyVersion);
- return array('version' => $version, 'commit' => '', 'pretty_version' => $prettyVersion);
- }
- }
- }
- }