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97 lines
3.5 KiB
97 lines
3.5 KiB
<?php |
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/** |
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* @copyright 2018 Christoph Wurst <christoph@winzerhof-wurst.at> |
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* |
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* @author 2018 Christoph Wurst <christoph@winzerhof-wurst.at> |
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* |
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* @license GNU AGPL version 3 or any later version |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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* |
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*/ |
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namespace OC\App; |
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use InvalidArgumentException; |
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class CompareVersion { |
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const REGEX_MAJOR = '/^\d+$/'; |
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const REGEX_MAJOR_MINOR = '/^\d+.\d+$/'; |
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const REGEX_MAJOR_MINOR_PATCH = '/^\d+.\d+.\d+$/'; |
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const REGEX_SERVER = '/^\d+.\d+.\d+(.\d+)?$/'; |
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/** |
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* Checks if the given server version fulfills the given (app) version requirements. |
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* |
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* Version requirements can be 'major.minor.patch', 'major.minor' or just 'major', |
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* so '13.0.1', '13.0' and '13' are valid. |
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* |
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* @param string $actual version as major.minor.patch notation |
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* @param string $required version where major is requried and minor and patch are optional |
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* @param string $comparator passed to `version_compare` |
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* @return bool whether the requirement is fulfilled |
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* @throws InvalidArgumentException if versions specified in an invalid format |
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*/ |
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public function isCompatible(string $actual, string $required, |
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string $comparator = '>='): bool { |
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if (!preg_match(self::REGEX_SERVER, $actual)) { |
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throw new InvalidArgumentException('server version is invalid'); |
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} |
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if (preg_match(self::REGEX_MAJOR, $required) === 1) { |
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return $this->compareMajor($actual, $required, $comparator); |
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} else if (preg_match(self::REGEX_MAJOR_MINOR, $required) === 1) { |
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return $this->compareMajorMinor($actual, $required, $comparator); |
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} else if (preg_match(self::REGEX_MAJOR_MINOR_PATCH, $required) === 1) { |
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return $this->compareMajorMinorPatch($actual, $required, $comparator); |
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} else { |
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throw new InvalidArgumentException('required version is invalid'); |
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} |
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} |
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private function compareMajor(string $actual, string $required, |
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string $comparator) { |
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$actualMajor = explode('.', $actual)[0]; |
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$requiredMajor = explode('.', $required)[0]; |
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return version_compare($actualMajor, $requiredMajor, $comparator); |
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} |
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private function compareMajorMinor(string $actual, string $required, |
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string $comparator) { |
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$actualMajor = explode('.', $actual)[0]; |
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$actualMinor = explode('.', $actual)[1]; |
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$requiredMajor = explode('.', $required)[0]; |
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$requiredMinor = explode('.', $required)[1]; |
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return version_compare("$actualMajor.$actualMinor", |
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"$requiredMajor.$requiredMinor", $comparator); |
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} |
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private function compareMajorMinorPatch($actual, $required, $comparator) { |
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$actualMajor = explode('.', $actual)[0]; |
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$actualMinor = explode('.', $actual)[1]; |
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$actualPatch = explode('.', $actual)[2]; |
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$requiredMajor = explode('.', $required)[0]; |
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$requiredMinor = explode('.', $required)[1]; |
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$requiredPatch = explode('.', $required)[2]; |
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return version_compare("$actualMajor.$actualMinor.$actualPatch", |
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"$requiredMajor.$requiredMinor.$requiredPatch", $comparator); |
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} |
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}
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