diff options
Diffstat (limited to 'srcs/phpmyadmin/libraries/classes/VersionInformation.php')
| -rw-r--r-- | srcs/phpmyadmin/libraries/classes/VersionInformation.php | 239 |
1 files changed, 0 insertions, 239 deletions
diff --git a/srcs/phpmyadmin/libraries/classes/VersionInformation.php b/srcs/phpmyadmin/libraries/classes/VersionInformation.php deleted file mode 100644 index e6f42db..0000000 --- a/srcs/phpmyadmin/libraries/classes/VersionInformation.php +++ /dev/null @@ -1,239 +0,0 @@ -<?php -/* vim: set expandtab sw=4 ts=4 sts=4: */ -/** - * Responsible for retrieving version information and notifiying about latest version - * - * @package PhpMyAdmin - */ -declare(strict_types=1); - -namespace PhpMyAdmin; - -use PhpMyAdmin\Utils\HttpRequest; -use \stdClass; - -/** - * Responsible for retrieving version information and notifiying about latest version - * - * @package PhpMyAdmin - * - */ -class VersionInformation -{ - /** - * Returns information with latest version from phpmyadmin.net - * - * @return stdClass|null JSON decoded object with the data - */ - public function getLatestVersion(): ?stdClass - { - if (! $GLOBALS['cfg']['VersionCheck']) { - return null; - } - - // Get response text from phpmyadmin.net or from the session - // Update cache every 6 hours - if (isset($_SESSION['cache']['version_check']) - && time() < $_SESSION['cache']['version_check']['timestamp'] + 3600 * 6 - ) { - $save = false; - $response = $_SESSION['cache']['version_check']['response']; - } else { - $save = true; - $file = 'https://www.phpmyadmin.net/home_page/version.json'; - $httpRequest = new HttpRequest(); - $response = $httpRequest->create($file, 'GET'); - } - $response = $response ?: '{}'; - /* Parse response */ - $data = json_decode($response); - - /* Basic sanity checking */ - if (! is_object($data) - || empty($data->version) - || empty($data->releases) - || empty($data->date) - ) { - return null; - } - - if ($save) { - $_SESSION['cache']['version_check'] = [ - 'response' => $response, - 'timestamp' => time(), - ]; - } - return $data; - } - - /** - * Calculates numerical equivalent of phpMyAdmin version string - * - * @param string $version version - * - * @return mixed false on failure, integer on success - */ - public function versionToInt($version) - { - $parts = explode('-', $version); - if (count($parts) > 1) { - $suffix = $parts[1]; - } else { - $suffix = ''; - } - $parts = explode('.', $parts[0]); - - $result = 0; - - if (count($parts) >= 1 && is_numeric($parts[0])) { - $result += 1000000 * (int) $parts[0]; - } - - if (count($parts) >= 2 && is_numeric($parts[1])) { - $result += 10000 * (int) $parts[1]; - } - - if (count($parts) >= 3 && is_numeric($parts[2])) { - $result += 100 * (int) $parts[2]; - } - - if (count($parts) >= 4 && is_numeric($parts[3])) { - $result += 1 * (int) $parts[3]; - } - - if (! empty($suffix)) { - $matches = []; - if (preg_match('/^(\D+)(\d+)$/', $suffix, $matches)) { - $suffix = $matches[1]; - $result += intval($matches[2]); - } - switch ($suffix) { - case 'pl': - $result += 60; - break; - case 'rc': - $result += 30; - break; - case 'beta': - $result += 20; - break; - case 'alpha': - $result += 10; - break; - case 'dev': - $result += 0; - break; - } - } else { - $result += 50; // for final - } - - return $result; - } - - /** - * Returns the version and date of the latest phpMyAdmin version compatible - * with the available PHP and MySQL versions - * - * @param array $releases array of information related to each version - * - * @return array|null containing the version and date of latest compatible version - */ - public function getLatestCompatibleVersion(array $releases) - { - foreach ($releases as $release) { - $phpVersions = $release->php_versions; - $phpConditions = explode(",", $phpVersions); - foreach ($phpConditions as $phpCondition) { - if (! $this->evaluateVersionCondition('PHP', $phpCondition)) { - continue 2; - } - } - - // We evalute MySQL version constraint if there are only - // one server configured. - if (count($GLOBALS['cfg']['Servers']) === 1) { - $mysqlVersions = $release->mysql_versions; - $mysqlConditions = explode(",", $mysqlVersions); - foreach ($mysqlConditions as $mysqlCondition) { - if (! $this->evaluateVersionCondition('MySQL', $mysqlCondition)) { - continue 2; - } - } - } - - return [ - 'version' => $release->version, - 'date' => $release->date, - ]; - } - - // no compatible version - return null; - } - - /** - * Checks whether PHP or MySQL version meets supplied version condition - * - * @param string $type PHP or MySQL - * @param string $condition version condition - * - * @return boolean whether the condition is met - */ - public function evaluateVersionCondition(string $type, string $condition) - { - $operator = null; - $version = null; - $operators = [ - "<=", - ">=", - "!=", - "<>", - "<", - ">", - "=", - ]; // preserve order - foreach ($operators as $oneOperator) { - if (strpos($condition, $oneOperator) === 0) { - $operator = $oneOperator; - $version = substr($condition, strlen($oneOperator)); - break; - } - } - - $myVersion = null; - if ($type == 'PHP') { - $myVersion = $this->getPHPVersion(); - } elseif ($type == 'MySQL') { - $myVersion = $this->getMySQLVersion(); - } - - if ($myVersion !== null && $operator !== null) { - return version_compare($myVersion, $version, $operator); - } - return false; - } - - /** - * Returns the PHP version - * - * @return string PHP version - */ - protected function getPHPVersion() - { - return PHP_VERSION; - } - - /** - * Returns the MySQL version if connected to a database - * - * @return string|null MySQL version - */ - protected function getMySQLVersion() - { - if (isset($GLOBALS['dbi'])) { - return $GLOBALS['dbi']->getVersionString(); - } - return null; - } -} |