function _prepopulate_request_walk in Prepopulate 6.2

Same name and namespace in other branches

1. 7.2 prepopulate.module \_prepopulate_request_walk()

Internal helper to set element values from the $_REQUEST variable.

Parameters

&$form: Array. A form element.

&$requestslice: String or array. Value(s) to be applied to the element.

1 call to _prepopulate_request_walk()

prepopulate_after_build in ./prepopulate.module

An #after_build function to set the values prepopulated in the request.

File

./prepopulate.module, line 58

Fill form elements with data from GET or POST values.

Code

function _prepopulate_request_walk(&$form, &$requestslice) {
  $limited_types = array(
    'value',
    'hidden',
    'button',
    'image_button',
  );
  if (is_array($requestslice)) {
    foreach (array_keys($requestslice) as $requestvar) {
      if (element_child($requestvar) && !is_null($form[$requestvar]) && !in_array($form[$requestvar]['#type'], $limited_types)) {
        if (!isset($form[$requestvar]['#access']) || $form[$requestvar]['#access'] != FALSE) {
          _prepopulate_request_walk($form[$requestvar], $requestslice[$requestvar]);
        }
      }
    }
    if (!empty($form['#default_value']) && is_array($form['#default_value'])) {
      $form['#default_value'] = array_merge($form['#default_value'], $requestslice);
    }
  }
  else {
    if ($form['#type'] == 'markup' || empty($form['#type'])) {
      $form['#value'] = check_plain($requestslice);
    }
    else {
      $form['#value'] = $requestslice;
    }
  }
}