xml-to-csv.php

<?php

$headers = array();

    foreach ($xml->ROW->children() as $field) {
      $headers[] = $field->getName();
    }
    $csv_filename = str_replace('xml', 'csv', $filename);
    $file = $this->getCsvDirectory() . '/' . $csv_filename;
    if (file_exists($file)) {
      unlink($file);
    }
    $csv = fopen($file, 'w');
    fputcsv($csv, $headers, ',', '"');
    foreach ($xml as $entry) {
      $data = get_object_vars($entry);
      // Decode HTML entities.
      $sanitized_data = array();
      foreach ($data as $key => $datum) {
        $sanitized_data[$key] = html_entity_decode($datum, ENT_COMPAT, 'UTF-8');
      }
      fputcsv($csv, $sanitized_data, ',', '"');
    }
    fclose($csv);