function matrix_settings_throbber_save in Matrix field 6.2

AJAX callback for saving an individual element Takes parameters from $_REQUEST Saves the data into the Drupal cache Echos JSON data which contains: serialized data (which is what will be eventually saved into the database) list of elements for row/column

1 string reference to 'matrix_settings_throbber_save'

matrix_menu in ./matrix.module

Implementation of hook_menu().

File

./admin.inc, line 60

Provides functions used in the creation of matrix fields.

Code

function matrix_settings_throbber_save() {
  $field_name = $_REQUEST['field_name'];
  $element_id = $_REQUEST['element_id'];
  $rc = $_REQUEST['rc'];
  $mode = $_REQUEST['mode'];
  $cache_response = cache_get('matrix-' . $rc . '-' . $field_name);

  //load existing elements from cache
  $elements = (array) $cache_response->data;

  //build the new element
  $data['#type'] = $_REQUEST['element_type'];
  $data['#title'] = $_REQUEST['title'];
  $data['#options'] = $_REQUEST['options'];
  $data['#validation'] = $_REQUEST['validation'];
  $data['#size'] = $_REQUEST['size'] != 'undefined' ? $_REQUEST['size'] : '';
  $data['#required'] = $_REQUEST['required'] == 'true' ? 1 : 0;
  $data['#calc_method'] = $_REQUEST['calc_method'];
  $data['#php'] = $_REQUEST['php'] == 'true' ? 1 : 0;
  if ($element_id !== '') {
    $elements[$element_id] = $data;
  }
  else {
    $elements[] = $data;
  }
  $elements = array_values($elements);

  //this rekeys the array so it remains sequential.
  cache_set('matrix-' . $rc . '-' . $field_name, $elements);

  //save all elements back to the cache
  $list .= theme('matrix_settings_list', $elements, $rc);
  $rows_elements = cache_get('matrix-rows-' . $field_name);

  //load existing elements from cache
  $cols_elements = cache_get('matrix-cols-' . $field_name);

  //load existing elements from cache
  $preview = drupal_get_form('matrix_settings_preview', $field_name, $mode, $rows_elements->data, $cols_elements->data);
  echo drupal_to_js(array(
    'list' => $list,
    'data' => serialize($elements),
    'preview' => $preview,
  ));
  exit;
}