/** * Do the job. * Throw exceptions on errors (the job will be retried). */ public function execute() { global $CFG; $tmpdir = $CFG->tempdir; // Default to last weeks time. $time = strtotime('-1 week'); $dir = new \RecursiveDirectoryIterator($tmpdir); // Show all child nodes prior to their parent. $iter = new \RecursiveIteratorIterator($dir, \RecursiveIteratorIterator::CHILD_FIRST); for ($iter->rewind(); $iter->valid(); $iter->next()) { $node = $iter->getRealPath(); if (!is_readable($node)) { continue; } // Check if file or directory is older than the given time. if ($iter->getMTime() < $time) { if ($iter->isDir() && !$iter->isDot()) { // Don't attempt to delete the directory if it isn't empty. if (!glob($node . DIRECTORY_SEPARATOR . '*')) { if (@rmdir($node) === false) { mtrace("Failed removing directory '{$node}'."); } } } if ($iter->isFile()) { if (@unlink($node) === false) { mtrace("Failed removing file '{$node}'."); } } } } }
/** * Do the job. * Throw exceptions on errors (the job will be retried). */ public function execute() { global $CFG; $tmpdir = $CFG->tempdir; // Default to last weeks time. $time = time() - $CFG->tempdatafoldercleanup * 3600; $dir = new \RecursiveDirectoryIterator($tmpdir); // Show all child nodes prior to their parent. $iter = new \RecursiveIteratorIterator($dir, \RecursiveIteratorIterator::CHILD_FIRST); // An array of the full path (key) and date last modified. $modifieddateobject = array(); // Get the time modified for each directory node. Nodes will be updated // once a file is deleted, so we need a list of the original values. for ($iter->rewind(); $iter->valid(); $iter->next()) { $node = $iter->getRealPath(); if (!is_readable($node)) { continue; } $modifieddateobject[$node] = $iter->getMTime(); } // Now loop through again and remove old files and directories. for ($iter->rewind(); $iter->valid(); $iter->next()) { $node = $iter->getRealPath(); if (!is_readable($node)) { continue; } // Check if file or directory is older than the given time. if ($modifieddateobject[$node] < $time) { if ($iter->isDir() && !$iter->isDot()) { // Don't attempt to delete the directory if it isn't empty. if (!glob($node . DIRECTORY_SEPARATOR . '*')) { if (@rmdir($node) === false) { mtrace("Failed removing directory '{$node}'."); } } } if ($iter->isFile()) { if (@unlink($node) === false) { mtrace("Failed removing file '{$node}'."); } } } else { // Return the time modified to the original date only for real files. if ($iter->isDir() && !$iter->isDot()) { touch($node, $modifieddateobject[$node]); } } } }
/** * Delete files and directories older than one week from directory provided by $CFG->tempdir. * * @exception Exception Failed reading/accessing file or directory * @return bool True on successful file and directory deletion; otherwise, false on failure */ function cron_delete_from_temp() { global $CFG; $tmpdir = $CFG->tempdir; // Default to last weeks time. $time = strtotime('-1 week'); try { $dir = new RecursiveDirectoryIterator($tmpdir); // Show all child nodes prior to their parent. $iter = new RecursiveIteratorIterator($dir, RecursiveIteratorIterator::CHILD_FIRST); for ($iter->rewind(); $iter->valid(); $iter->next()) { $node = $iter->getRealPath(); if (!is_readable($node)) { continue; } // Check if file or directory is older than the given time. if ($iter->getMTime() < $time) { if ($iter->isDir() && !$iter->isDot()) { if (@rmdir($node) === false) { mtrace("Failed removing directory '{$node}'."); } } if ($iter->isFile()) { if (@unlink($node) === false) { mtrace("Failed removing file '{$node}'."); } } } } } catch (Exception $e) { mtrace('Failed reading/accessing file or directory.'); return false; } return true; }