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* @license GNU General Public License version 2 or later; see LICENSE.txt */ defined('_JEXEC') or die; use Joomla\CMS\Date\Date; use Joomla\CMS\Language\Text; use Joomla\CMS\Plugin\CMSPlugin; /** * Plugin to check the PHP version and display a warning about its support status * * @since 3.7.0 */ class PlgQuickiconPhpVersionCheck extends CMSPlugin { /** * Constant representing the active PHP version being fully supported * * @var integer * @since 3.7.0 */ const PHP_SUPPORTED = 0; /** * Constant representing the active PHP version receiving security support only * * @var integer * @since 3.7.0 */ const PHP_SECURITY_ONLY = 1; /** * Constant representing the active PHP version being unsupported * * @var integer * @since 3.7.0 */ const PHP_UNSUPPORTED = 2; /** * Application object. * * @var \Joomla\CMS\Application\CMSApplication * @since 3.7.0 */ protected $app; /** * Load plugin language files automatically * * @var boolean * @since 3.7.0 */ protected $autoloadLanguage = true; /** * Check the PHP version after the admin component has been dispatched. * * @param string $context The calling context * * @return array * * @since 3.7.0 */ public function onGetIcons($context) { if (!$this->shouldDisplayMessage()) { return []; } $supportStatus = $this->getPhpSupport(); if ($supportStatus['status'] !== self::PHP_SUPPORTED) { // Enqueue the notification message; set a warning if receiving security support or "error" if unsupported switch ($supportStatus['status']) { case self::PHP_SECURITY_ONLY: $this->app->enqueueMessage($supportStatus['message'], 'warning'); break; case self::PHP_UNSUPPORTED: $this->app->enqueueMessage($supportStatus['message'], 'danger'); break; } } return []; } /** * Gets PHP support status. * * @return array Array of PHP support data * * @since 3.7.0 * @note The dates used in this method should correspond to the dates given on PHP.net * @link https://www.php.net/supported-versions.php * @link https://www.php.net/eol.php */ private function getPhpSupport() { $phpSupportData = array( '7.2' => array( 'security' => '2019-11-30', 'eos' => '2020-11-30', ), '7.3' => array( 'security' => '2020-12-06', 'eos' => '2021-12-06', ), '7.4' => array( 'security' => '2021-11-28', 'eos' => '2022-11-28', ), '8.0' => array( 'security' => '2022-11-26', 'eos' => '2023-11-26', ), ); // Fill our return array with default values $supportStatus = array( 'status' => self::PHP_SUPPORTED, 'message' => null, ); // Check the PHP version's support status using the minor version $activePhpVersion = PHP_MAJOR_VERSION . '.' . PHP_MINOR_VERSION; // Handle non standard strings like PHP 7.2.34-8+ubuntu18.04.1+deb.sury.org+1 $phpVersion = preg_split('/-/', PHP_VERSION)[0]; // Do we have the PHP version's data? if (isset($phpSupportData[$activePhpVersion])) { // First check if the version has reached end of support $today = new Date; $phpEndOfSupport = new Date($phpSupportData[$activePhpVersion]['eos']); if ($phpNotSupported = $today > $phpEndOfSupport) { /* * Find the oldest PHP version still supported that is newer than the current version, * this is our recommendation for users on unsupported platforms */ foreach ($phpSupportData as $version => $versionData) { $versionEndOfSupport = new Date($versionData['eos']); if (version_compare($version, $activePhpVersion, 'ge') && ($today < $versionEndOfSupport)) { $supportStatus['status'] = self::PHP_UNSUPPORTED; $supportStatus['message'] = Text::sprintf( 'PLG_QUICKICON_PHPVERSIONCHECK_UNSUPPORTED', $phpVersion, $version, $versionEndOfSupport->format(Text::_('DATE_FORMAT_LC4')) ); return $supportStatus; } } // PHP version is not supported and we don't know of any supported versions. $supportStatus['status'] = self::PHP_UNSUPPORTED; $supportStatus['message'] = Text::sprintf( 'PLG_QUICKICON_PHPVERSIONCHECK_UNSUPPORTED_JOOMLA_OUTDATED', $phpVersion ); return $supportStatus; } // If the version is still supported, check if it has reached eol minus 3 month $securityWarningDate = clone $phpEndOfSupport; $securityWarningDate->sub(new DateInterval('P3M')); if (!$phpNotSupported && $today > $securityWarningDate) { $supportStatus['status'] = self::PHP_SECURITY_ONLY; $supportStatus['message'] = Text::sprintf( 'PLG_QUICKICON_PHPVERSIONCHECK_SECURITY_ONLY', $phpVersion, $phpEndOfSupport->format(Text::_('DATE_FORMAT_LC4')) ); } } return $supportStatus; } /** * Determines if the message should be displayed * * @return boolean * * @since 3.7.0 */ private function shouldDisplayMessage() { // Only on admin app if (!$this->app->isClient('administrator')) { return false; } // Only if authenticated if ($this->app->getIdentity()->guest) { return false; } // Only on HTML documents if ($this->app->getDocument()->getType() !== 'html') { return false; } // Only on full page requests if ($this->app->input->getCmd('tmpl', 'index') === 'component') { return false; } // Only to com_cpanel if ($this->app->input->get('option') !== 'com_cpanel') { return false; } return true; } }