/**
* Fetch a file to be harvested
*
* @param string $filename File to retrieve
*
* @return string xml
* @throws Exception
*/
protected function retrieveFile($filename)
{
$data = parent::retrieveFile($filename);
// Remove the namespace declaration. Helps process the file, and it's invalid
// anyway.
$data = str_replace('<collection xmlns="http://www.loc.gov/MARC21/slim">', '<collection>', $data);
// Fix the data
$dataRows = explode("\n", $data);
foreach ($dataRows as &$row) {
// Looks like the category data comes in without proper encoding
// of characters that must be encoded in XML.
if (strncmp($row, '<main>', 6) == 0 || strncmp($row, '<sub>', 5) == 0) {
$row = str_replace('&', '&', $row);
} elseif (strncmp($row, '<line>', 6) == 0) {
// Remove all the <line>... stuff
$row = '';
}
}
return implode("\n", $dataRows);
}
/**
* Fetch a file to be harvested
*
* @param string $filename File to retrieve
*
* @return string xml
* @throws Exception
*/
protected function retrieveFile($filename)
{
$data = parent::retrieveFile($filename);
$data = str_replace('<collection xmlns="http://www.loc.gov/MARC21/slim">', '<collection>', $data);
return $data;
}
