function _imagefield_widget_validate in ImageField 5.2

Validate the widget.

2 calls to _imagefield_widget_validate()

imagefield_js in ./imagefield.module

Menu-callback for JavaScript-based uploads.

imagefield_widget in ./imagefield.module

Implementation of hook_widget().

File

./imagefield.module, line 852

Defines an image field type. imagefield uses content.module to store the fid, and the drupal files table to store the actual file data.

Code

function _imagefield_widget_validate($node, $field, $items) {
  if ($field['required']) {

    // Sum all the items marked for deletion, so we can make sure the end user
    // isn't deleting all of the images.
    $deleted = 0;
    foreach ($items as $item) {
      if ($item['flags']['delete']) {
        ++$deleted;
      }
    }
    if (!count($items)) {
      form_set_error($field['field_name'], t('@field is required. Please upload an image.', array(
        '@field' => $field['widget']['label'],
      )));
    }
    else {
      if (count($items) == $deleted) {
        form_set_error($field['field_name'], t('@field is required. Please uncheck at least one delete checkbox or upload another image.', array(
          '@field' => $field['widget']['label'],
        )));
      }
    }
  }
}