public function showItem($id, $guid)
{
global $mtlda;
if (empty($id) || !$mtlda->isValidId($id)) {
static::raiseError("Require a valid \$id to show!");
return false;
}
if (empty($guid) || !$mtlda->isValidGuidSyntax($guid)) {
static::raiseError("Require a valid \$guid to show!");
return false;
}
try {
$item = new \Mtlda\Models\QueueItemModel(array('idx' => $id, 'guid' => $guid));
} catch (\Exception $e) {
static::raiseError("Failed to load QueueItemModel({$id}, {$guid})!");
return false;
}
try {
$storage = new \Mtlda\Controllers\StorageController();
} catch (\Exception $e) {
static::raiseError("Failed to load StorageController!");
return false;
}
if (!($file = $storage->retrieveFile($item))) {
static::raiseError("StorageController::retrieveFile() returned false!");
return false;
}
if (!isset($file) || empty($file) || !is_array($file) || !isset($file['hash'], $file['content']) || empty($file['hash']) || empty($file['content'])) {
static::raiseError("StorageController::retireveFile() returned an invalid file");
return false;
}
if (strlen($file['content']) != $item->getFileSize()) {
static::raiseError("File size of retrieved file does not match archive record!");
return false;
}
if ($file['hash'] != $item->getFileHash()) {
static::raiseError("File hash of retrieved file does not match archive record!");
return false;
}
header('Content-Type: application/pdf');
header('Cache-Control: no-cache, must-revalidate');
header('Expires: Sat, 26 Jul 1997 05:00:00 GMT');
header('Content-Length: ' . strlen($file['content']));
print $file['content'];
return true;
}
