SLLH\ComposerLint\Linter

Complexity

Total Complexity

10

Size/Duplication

Total Lines	45
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	0

Importance

Changes	1
Bugs	0	Features	0

2 Methods

Rating	Name	Duplication	Size	Complexity
B	validate()	0	14	6
B	packagesAreSorted()	0	22	4

<?php

namespace SLLH\ComposerLint;

/**
 * @author Sullivan Senechal <soullivaneuh@gmail.com>
 */
final class Linter
{
    /**
     * @param array $manifest composer.json file manifest
     *
     * @return string[]
     */
    public function validate($manifest)
    {
        $errors = array();

        if (isset($manifest['config']['sort-packages']) && $manifest['config']['sort-packages']) {
            foreach (array('require', 'require-dev', 'conflict', 'replace', 'provide', 'suggest') as $linksSection) {
                if (array_key_exists($linksSection, $manifest) && !$this->packagesAreSorted($manifest[$linksSection])) {
                    array_push($errors, 'Links under '.$linksSection.' section are not sorted.');
                }
            }
        }

        return $errors;
    }

    private function packagesAreSorted(array $packages)
    {
        $names = array_keys($packages);

        $hasPHP = in_array('php', $names);
        $extNames = array_filter($names, function ($name) {
            return 'ext-' === substr($name, 0, 4) && !strstr($name, '/');
        });
        sort($extNames);
        $vendorName = array_filter($names, function ($name) {
            return 'ext-' !== substr($name, 0, 4) && 'php' !== $name;
        });
        sort($vendorName);

        $sortedNames = array_merge(
            $hasPHP ? array('php') : array(),
            $extNames,
            $vendorName
        );

        return $sortedNames === $names;
    }
}