function _link_process in Link 6.2

Same name and namespace in other branches

1. 6 link.module \_link_process()
2. 7 link.module \_link_process()

1 call to _link_process()

link_field in ./link.module

Implementation of hook_field().

File

./link.inc, line 16

Helper functions for Link field, widget and form elements.

Code

function _link_process(&$item, $delta = 0, $field, $node) {

  // Trim whitespace from URL.
  $item['url'] = trim($item['url']);

  // if no attributes are set then make sure $item['attributes'] is an empty array - this lets $field['attributes'] override it.
  if (empty($item['attributes'])) {
    $item['attributes'] = array();
  }

  // Serialize the attributes array.
  $item['attributes'] = serialize($item['attributes']);

  // Don't save an invalid default value (e.g. 'http://').
  if (isset($field['widget']['default_value'][$delta]['url']) && $item['url'] == $field['widget']['default_value'][$delta]['url'] && is_object($node)) {
    if (!link_validate_url($item['url'])) {
      $item['url'] = NULL;
    }
  }

  // If we don't have a title, then set it to null.
  if (!isset($item['title'])) {
    $item['title'] = NULL;
  }
}