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<?php |
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namespace SLLH\ComposerLint; |
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/** |
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* @author Sullivan Senechal <[email protected]> |
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*/ |
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final class Linter |
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{ |
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/** |
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* @var array |
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*/ |
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private $config; |
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/** |
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* @param array $config |
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*/ |
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public function __construct(array $config) |
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{ |
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$defaultConfig = array( |
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'php' => true, |
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'type' => true, |
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'minimum-stability' => true, |
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'version-constraints' => true, |
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); |
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$this->config = array_merge($defaultConfig, $config); |
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} |
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/** |
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* @param array $manifest composer.json file manifest |
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* |
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* @return string[] |
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*/ |
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public function validate($manifest) |
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{ |
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$errors = array(); |
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$linksSections = array('require', 'require-dev', 'conflict', 'replace', 'provide', 'suggest'); |
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if (isset($manifest['config']['sort-packages']) && $manifest['config']['sort-packages']) { |
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foreach ($linksSections as $linksSection) { |
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if (array_key_exists($linksSection, $manifest) && !$this->packagesAreSorted($manifest[$linksSection])) { |
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array_push($errors, 'Links under '.$linksSection.' section are not sorted.'); |
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} |
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} |
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} |
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if (true === $this->config['php'] && |
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(array_key_exists('require-dev', $manifest) || array_key_exists('require', $manifest))) { |
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$isOnRequireDev = array_key_exists('require-dev', $manifest) && array_key_exists('php', $manifest['require-dev']); |
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$isOnRequire = array_key_exists('require', $manifest) && array_key_exists('php', $manifest['require']); |
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if ($isOnRequireDev) { |
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array_push($errors, 'PHP requirement should be in the require section, not in the require-dev section.'); |
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} elseif (!$isOnRequire) { |
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array_push($errors, 'You must specifiy the PHP requirement.'); |
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} |
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} |
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if (true === $this->config['type'] && !array_key_exists('type', $manifest)) { |
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array_push($errors, 'The package type is not specified.'); |
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} |
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if (true === $this->config['minimum-stability'] && array_key_exists('minimum-stability', $manifest) && |
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array_key_exists('type', $manifest) && 'project' !== $manifest['type']) { |
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array_push($errors, 'The minimum-stability should be only used for project packages.'); |
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} |
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if (true === $this->config['version-constraints']) { |
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foreach ($linksSections as $linksSection) { |
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if (array_key_exists($linksSection, $manifest)) { |
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$errors = array_merge($errors, $this->validateVersionConstraints($manifest[$linksSection])); |
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} |
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} |
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} |
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return $errors; |
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} |
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private function packagesAreSorted(array $packages) |
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{ |
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$names = array_keys($packages); |
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$hasPHP = in_array('php', $names); |
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$extNames = array_filter($names, function ($name) { |
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return 'ext-' === substr($name, 0, 4) && !strstr($name, '/'); |
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}); |
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sort($extNames); |
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$vendorName = array_filter($names, function ($name) { |
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return 'ext-' !== substr($name, 0, 4) && 'php' !== $name; |
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}); |
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sort($vendorName); |
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$sortedNames = array_merge( |
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$hasPHP ? array('php') : array(), |
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$extNames, |
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$vendorName |
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); |
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return $sortedNames === $names; |
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} |
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/** |
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* @param string[] $packages |
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* |
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* @return array |
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*/ |
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private function validateVersionConstraints(array $packages) |
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{ |
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$errors = array(); |
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foreach ($packages as $name => $constraint) { |
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// Checks if OR format is correct |
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// From Composer\Semver\VersionParser::parseConstraints |
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$orConstraints = preg_split('{\s*\|\|?\s*}', trim($constraint)); |
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foreach ($orConstraints as &$subConstraint) { |
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// Checks ~ usage |
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$subConstraint = str_replace('~', '^', $subConstraint); |
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// Checks for usage like ^2.1,>=2.1.5. Should be ^2.1.5. |
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// From Composer\Semver\VersionParser::parseConstraints |
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$andConstraints = preg_split('{(?<!^|as|[=>< ,]) *(?<!-)[, ](?!-) *(?!,|as|$)}', $subConstraint); |
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if (2 === count($andConstraints) && '>=' === substr($andConstraints[1], 0, 2)) { |
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$andConstraints[1] = '^'.substr($andConstraints[1], 2); |
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array_shift($andConstraints); |
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$subConstraint = implode(',', $andConstraints); |
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} |
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} |
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$expectedConstraint = implode(' || ', $orConstraints); |
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if ($expectedConstraint !== $constraint) { |
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array_push($errors, sprintf( |
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"Requirement format of '%s:%s' is not valid. Should be '%s'.", |
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$name, |
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$constraint, |
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$expectedConstraint |
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)); |
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} |
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} |
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return $errors; |
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} |
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} |
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Soullivaneuh /
composer-lint
