/**
* For the file of March 8th 2010 (blz_20100308.txt)
* Bundesbank appended new banks at the end of the file.
* That broked binary search. This method sorts the lines so
* that binary search is working again.
*
* Be aware that this needs some amount of memory.
*
* @param String $file
* @throws DataBackendIOException
* @throws FileException
*/
private function sortFile($file)
{
//read the unordered bank file
$lines = file($file);
if (!is_array($lines) || empty($lines)) {
throw new DataBackendIOException("Could not read lines in '{$file}'.");
}
//build a sorted index for the bankIDs
$index = array();
foreach ($lines as $line => $data) {
$bankID = substr($data, FileParser::BANKID_OFFSET, FileParser::BANKID_LENGTH);
$index[$line] = $bankID;
}
asort($index);
//write a sorted bank file atomically
$temp = tempnam($this->fileUtil->getTempDirectory(), "");
$tempH = fopen($temp, 'w');
if (!($temp && $tempH)) {
throw new DataBackendIOException("Could not open a temporary file.");
}
foreach (array_keys($index) as $line) {
$data = $lines[$line];
$writtenBytes = fputs($tempH, $data);
if ($writtenBytes != strlen($data)) {
throw new DataBackendIOException("Could not write sorted data: '{$data}' into {$temp}.");
}
}
fclose($tempH);
$this->fileUtil->safeRename($temp, $file);
}
public function update()
{
$this->em->transactional(function (EntityManager $em) {
// Download data
$fileUtil = new FileUtil();
$fileBackend = new FileDataBackend(tempnam($fileUtil->getTempDirectory(), 'bav'));
$fileBackend->install();
// Delete all
$em->createQuery("DELETE FROM malkusch\\bav\\Agency")->execute();
$em->createQuery("DELETE FROM malkusch\\bav\\Bank")->execute();
// Inserting data
foreach ($fileBackend->getAllBanks() as $bank) {
try {
$em->persist($bank);
$agencies = $bank->getAgencies();
$agencies[] = $bank->getMainAgency();
foreach ($agencies as $agency) {
$em->persist($agency);
}
} catch (NoMainAgencyException $e) {
trigger_error("Skipping bank {$e->getBank()->getBankID()} without any main agency.");
}
}
// last modified
$lastModified = $em->find("malkusch\\bav\\MetaData", MetaData::LASTMODIFIED);
if ($lastModified == null) {
$lastModified = new MetaData();
}
$lastModified->setName(MetaData::LASTMODIFIED);
$lastModified->setValue(time());
$em->persist($lastModified);
});
}
