function webform_results_download_headers in Webform 7.4

Print the header rows for the downloadable webform data.

Parameters

$node: The webform node on which to generate the analysis.

array $options: A list of options that define the output format. These are generally passed through from the GUI interface.

2 calls to webform_results_download_headers()

webform_results_batch_headers in includes/webform.report.inc

Batch API callback; Write the headers of the export to the export file.

webform_results_export in includes/webform.report.inc

Generate a Excel-readable CSV file containing all submissions for a Webform.

File

includes/webform.report.inc, line 1051

This file includes helper functions for creating reports for webform.module.

Code

function webform_results_download_headers($node, array $options) {
  module_load_include('inc', 'webform', 'includes/webform.components');
  $submission_information = webform_results_download_submission_information($node, $options);

  // Fill in the header for the submission information (if any).
  $header[2] = $header[1] = $header[0] = count($submission_information) ? array_fill(0, count($submission_information), '') : array();
  if (count($submission_information)) {
    $header[0][0] = $node->title;
    if ($options['header_keys']) {
      $header[1][0] = t('submission_details');
      $submission_information_headers = array_keys($submission_information);
    }
    else {
      $header[1][0] = t('Submission Details');
      $submission_information_headers = array_values($submission_information);
    }
    foreach ($submission_information_headers as $column => $label) {
      $header[2][$column] = $label;
    }
  }

  // Compile header information for components.
  foreach ($options['components'] as $cid) {
    if (isset($node->webform['components'][$cid])) {
      $component = $node->webform['components'][$cid];

      // Let each component determine its headers.
      if (webform_component_feature($component['type'], 'csv')) {
        $component_header = (array) webform_component_invoke($component['type'], 'csv_headers', $component, $options);

        // Allow modules to modify the component CSV header.
        drupal_alter('webform_csv_header', $component_header, $component);

        // Merge component CSV header to overall CSV header.
        $header[0] = array_merge($header[0], (array) $component_header[0]);
        $header[1] = array_merge($header[1], (array) $component_header[1]);
        $header[2] = array_merge($header[2], (array) $component_header[2]);
      }
    }
  }
  return $header;
}