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<?php /** * @package akeebabackup * @copyright Copyright 2006-2026 Nicholas K. Dionysopoulos / Akeeba Ltd * @license GNU General Public License version 3, or later / namespace Akeeba\Component\AkeebaBackup\Administrator\Model; defined('_JEXEC') or die; use Akeeba\Alice\Check\Base; use Akeeba\Engine\Core\Timer; use Akeeba\Engine\Factory; use DirectoryIterator; use Joomla\CMS\Application\CMSApplication; use Joomla\CMS\Factory as JoomlaFactory; use Joomla\CMS\Language\Text; use Joomla\CMS\MVC\Model\BaseDatabaseModel; #[\AllowDynamicProperties] class AliceModel extends BaseDatabaseModel { protected static $stateVars = [ 'log', 'logToAnalyze', 'checks', 'totalChecks', 'doneChecks', 'currentSection', 'currentCheck', 'aliceError', 'aliceWarnings', 'aliceException', ]; /* * Resets the ALICE engine. * * Stores the absolute filesystem path to the log being analyzed and the list of checks to perform in the model * state. Moreover, it resets the list of errors and warnings. This information persists in the user session. * * @param string $log The tag of the log being analyzed / public function reset(string $log) { /* * Do not remove. This is required to run populateState once before we reset the session. Otherwise no state * variable will be saved in the session. / $this->getState(); // Absolute filesystem path to the log being analyzed $logFile = Factory::getLog()->getLogFilename($log); $this->setState('log', $log); $this->setState('logToAnalyze', $logFile); // List of checks we need to run $checks = [ 'Requirements' => $this->getChecksFor('Requirements'), 'Filesystem' => $this->getChecksFor('Filesystem'), 'Runtimeerrors' => $this->getChecksFor('Runtimeerrors'), ]; $this->setState('checks', $checks); $this->setState('totalChecks', $this->countChecks($checks)); $this->setState('doneChecks', 0); $this->setState('currentSection', ''); $this->setState('currentCheck', ''); $this->setState('aliceError', []); $this->setState('aliceWarnings', []); $this->setState('aliceException', null); } public function analyze(Timer $timer): bool { $logPath = $this->getState('logToAnalyze'); $requiredTime = 0.5; while ($timer->getTimeLeft() > $requiredTime) { // Mark the start of timing this check $start = microtime(true); /* @var array $checks / $checks = $this->getState('checks', []); // Are we all done? if (empty($checks)) { return true; } $sections = array_keys($checks); $currentSection = $sections[0]; $this->setState('section', $currentSection); // All checks for this section are done. Go to the next section. if (empty($checks[$currentSection])) { unset($checks[$currentSection]); $this->setState('checks', $checks); continue; } $this->setState('currentSection', Text::_('COM_AKEEBABACKUP_ALICE_ANALYZE_' . $currentSection)); // Get and run the next check $checkClass = array_shift($checks[$currentSection]); $this->setState('checks', $checks); /* @var Base $check / $check = new $checkClass($logPath, $this->getDatabase()); $this->setState('currentCheck', Text::_($check->getCheckLanguageKey())); $this->setState('doneChecks', $this->getState('doneChecks') + 1); $check->check(); switch ($check->getResult()) { case 1: // Success. No action. break; case 0: // Warning. $warnings = $this->getState('aliceWarnings', []); $warnings[] = [ 'message' => $this->translate($check->getErrorLanguageKey()), 'solution' => $check->getSolution(), ]; $this->setState('aliceWarnings', $warnings); break; case -1: // Error. Set the state and return immediately. $this->setState('aliceError', [ 'message' => $this->translate($check->getErrorLanguageKey()), 'solution' => $check->getSolution(), ]); return true; break; } // Mark the end of timing this step $end = microtime(true); $requiredTime = max($requiredTime, $end - $start); } return false; } public function saveStateToSession() { /* @var CMSApplication $app / $app = JoomlaFactory::getApplication(); $session = $app->getSession(); foreach (self::$stateVars as $stateVar) { $v = $this->getState($stateVar); if (is_null($v)) { $session->remove('akeebabackup.' . $stateVar); continue; } $session->set('akeebabackup.' . $stateVar, $v); } } protected function populateState() { /* @var CMSApplication $app / $app = JoomlaFactory::getApplication(); $session = $app->getSession(); foreach (self::$stateVars as $stateVar) { $this->setState($stateVar, $session->get('akeebabackup.' . $stateVar)); } } /* * Returns an array of fully qualified class names for the checks for a given section. * * The checks are ordered by their priority ascending. A list of classnames is returned. * * @param string $section The section you want to get the checks for * * @return string[] / private function getChecksFor(string $section): array { $path = JPATH_ADMINISTRATOR . '/components/com_akeebabackup/AliceChecks/Check/' . $section; $namespace = 'Akeeba\\Alice\\Check\\' . $section; $checks = []; $di = new DirectoryIterator($path); foreach ($di as $file) { if ($di->isDot() \|\| !$di->isFile()) { continue; } if ($di->getExtension() != 'php') { continue; } $basename = $di->getBasename('.php'); $classname = $namespace . '\\' . $basename; if (!class_exists($classname)) { continue; } /* @var Base $checkObject / $checkObject = new $classname('', $this->getDatabase()); $checks[$classname] = $checkObject->getPriority(); } asort($checks); return array_keys($checks); } /* * Produces the total count of checks to perform * * @param array $checks The list of checks to perform * * @return int How many checks there are / private function countChecks(array $checks): int { $count = 0; foreach ($checks as $section => $sectionChecks) { $count += is_array($sectionChecks) \|\| $sectionChecks instanceof \Countable ? count($sectionChecks) : 0; } return $count; } /* * Translate an error definition. * * The error definition is an array. The first item (position 0) is the language key. Any further items are * sprintf() parameters. * * @param array $errorDefinition * * @return string */ private function translate(array $errorDefinition): string { if (empty($errorDefinition)) { return ''; } if (count($errorDefinition) == 1) { return nl2br(Text::_($errorDefinition[0])); } return nl2br(call_user_func_array([Text::class, 'sprintf'], $errorDefinition)); } }

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