176 lines
4.1 KiB
PHP
176 lines
4.1 KiB
PHP
<?php
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/*
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* This file is part of PharIo\Version.
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*
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* (c) Arne Blankerts <arne@blankerts.de>, Sebastian Heuer <sebastian@phpeople.de>, Sebastian Bergmann <sebastian@phpunit.de>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace PharIo\Version;
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class Version {
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/**
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* @var VersionNumber
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*/
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private $major;
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/**
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* @var VersionNumber
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*/
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private $minor;
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/**
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* @var VersionNumber
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*/
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private $patch;
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/**
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* @var PreReleaseSuffix
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*/
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private $preReleaseSuffix;
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/**
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* @var string
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*/
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private $versionString = '';
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/**
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* @param string $versionString
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*/
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public function __construct($versionString) {
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$this->ensureVersionStringIsValid($versionString);
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$this->versionString = $versionString;
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}
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/**
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* @return PreReleaseSuffix
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*/
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public function getPreReleaseSuffix() {
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return $this->preReleaseSuffix;
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}
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/**
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* @return string
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*/
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public function getVersionString() {
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return $this->versionString;
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}
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/**
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* @return bool
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*/
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public function hasPreReleaseSuffix() {
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return $this->preReleaseSuffix !== null;
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}
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/**
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* @param Version $version
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*
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* @return bool
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*/
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public function isGreaterThan(Version $version) {
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if ($version->getMajor()->getValue() > $this->getMajor()->getValue()) {
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return false;
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}
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if ($version->getMajor()->getValue() < $this->getMajor()->getValue()) {
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return true;
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}
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if ($version->getMinor()->getValue() > $this->getMinor()->getValue()) {
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return false;
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}
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if ($version->getMinor()->getValue() < $this->getMinor()->getValue()) {
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return true;
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}
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if ($version->getPatch()->getValue() > $this->getPatch()->getValue()) {
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return false;
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}
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if ($version->getPatch()->getValue() < $this->getPatch()->getValue()) {
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return true;
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}
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if (!$version->hasPreReleaseSuffix() && !$this->hasPreReleaseSuffix()) {
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return false;
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}
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if ($version->hasPreReleaseSuffix() && !$this->hasPreReleaseSuffix()) {
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return true;
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}
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if (!$version->hasPreReleaseSuffix() && $this->hasPreReleaseSuffix()) {
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return false;
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}
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return $this->getPreReleaseSuffix()->isGreaterThan($version->getPreReleaseSuffix());
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}
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/**
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* @return VersionNumber
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*/
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public function getMajor() {
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return $this->major;
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}
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/**
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* @return VersionNumber
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*/
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public function getMinor() {
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return $this->minor;
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}
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/**
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* @return VersionNumber
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*/
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public function getPatch() {
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return $this->patch;
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}
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/**
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* @param array $matches
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*/
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private function parseVersion(array $matches) {
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$this->major = new VersionNumber($matches['Major']);
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$this->minor = new VersionNumber($matches['Minor']);
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$this->patch = isset($matches['Patch']) ? new VersionNumber($matches['Patch']) : new VersionNumber(null);
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if (isset($matches['PreReleaseSuffix'])) {
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$this->preReleaseSuffix = new PreReleaseSuffix($matches['PreReleaseSuffix']);
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}
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}
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/**
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* @param string $version
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*
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* @throws InvalidVersionException
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*/
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private function ensureVersionStringIsValid($version) {
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$regex = '/^v?
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(?<Major>(0|(?:[1-9][0-9]*)))
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\\.
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(?<Minor>(0|(?:[1-9][0-9]*)))
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(\\.
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(?<Patch>(0|(?:[1-9][0-9]*)))
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)?
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(?:
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-
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(?<PreReleaseSuffix>(?:(dev|beta|b|RC|alpha|a|patch|p)\.?\d*))
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)?
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$/x';
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if (preg_match($regex, $version, $matches) !== 1) {
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throw new InvalidVersionException(
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sprintf("Version string '%s' does not follow SemVer semantics", $version)
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);
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}
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$this->parseVersion($matches);
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}
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}
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