function FrxReportGenerator::data_block_params in Forena Reports 6.2

Same name and namespace in other branches

1. 7.2 FrxReportGenerator.inc \FrxReportGenerator::data_block_params()

File

./FrxReportGenerator.inc, line 823

Common functions used throughout the project but loaded in this file to keep the module file lean.

Class

FrxReportGenerator

Code

function data_block_params($data_block, $field, $label, $params = array(), $clause = '') {
  FrxData::instance()
    ->push($params);
  $xml = $this
    ->invoke_data_provider($data_block, $params, $clause);
  FrxData::instance()
    ->pop();
  $list = array();
  if ($xml) {
    $path = $field ? $field : '*[1]';
    $label_path = $label ? $label : '*[2]';

    //walk through the $xml.
    $rows = $xml
      ->xpath('*');
    if ($rows) {
      foreach ($rows as $row) {
        $value = $row
          ->xpath($path);
        $label_field = $row
          ->xpath($label_path);
        $label_value = $label_field ? (string) $label_field[0] : (string) $value[0];
        $list[(string) $value[0]] = (string) $label_value;
      }
    }
  }
  return $list;
}