function _prepopulate_request_walk in Prepopulate 7.2

Same name and namespace in other branches

1. 6.2 prepopulate.module \_prepopulate_request_walk()

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

Parameters

array &$form: A form element.

mixed &$request_slice: 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 55

Fill form elements with data from GET or POST values.

Code

function _prepopulate_request_walk(&$form, &$request_slice) {
  $limited_types = array(
    'actions',
    'button',
    'token',
    'value',
    'hidden',
    'image_button',
    'password',
    'password_confirm',
    'markup',
  );
  if (is_array($request_slice)) {
    foreach (array_keys($request_slice) as $request_variable) {
      $and_checks = array(
        'is child' => element_child($request_variable),
        'in form' => !empty($form[$request_variable]),
      );
      if (array_sum($and_checks) == count($and_checks)) {
        $or_checks = array(
          'no #type set' => !isset($form[$request_variable]['#type']),
          'language container' => isset($form[$request_variable]['#language']) && isset($form[$request_variable][$form[$request_variable]['#language']]['#type']) && !in_array($form[$request_variable][$form[$request_variable]['#language']]['#type'], $limited_types),
          'container' => isset($form[$request_variable]['#type']) && $form[$request_variable]['#type'] == 'container' && isset($form[$request_variable]['#language']) && isset($form[$request_variable][$form[$request_variable]['#language']][0]['#type']) && $form[$request_variable][$form[$request_variable]['#language']][0]['#type'] == 'text_format',
          'allowed #type' => isset($form[$request_variable]['#type']) && !in_array($form[$request_variable]['#type'], $limited_types),
        );
        if (array_sum($or_checks) > 0) {
          if (!isset($form[$request_variable]['#access']) || $form[$request_variable]['#access'] != FALSE) {
            _prepopulate_request_walk($form[$request_variable], $request_slice[$request_variable]);
          }
        }
      }
    }
    if (!empty($form['#default_value']) && is_array($form['#default_value'])) {
      $form['#default_value'] = array_merge($form['#default_value'], $request_slice);
    }
  }
  else {
    if ($form['#type'] == 'markup' || empty($form['#type'])) {
      $form['#value'] = check_plain($request_slice);
    }
    else {
      $form['#value'] = $request_slice;
    }
    if ($form['#type'] == 'checkboxes' || $form['#type'] == 'checkbox') {
      if (!empty($form['#value'])) {
        $form['#checked'] = TRUE;
      }
      else {
        $form['#checked'] = FALSE;
      }
    }
  }
}