1 form.inc | form_pre_render_fieldset($element) |
Adds members of this group as actual elements for rendering.
Parameters
$element: An associative array containing the properties and children of the fieldset.
Return value
The modified element with all group members.:
Related topics
File
- core/
includes/ form.inc, line 4149 - Functions for form and batch generation and processing.
Code
function form_pre_render_fieldset($element) {
// Fieldsets may be rendered outside of a Form API context.
if (!isset($element['#parents']) || !isset($element['#groups'])) {
return $element;
}
// Inject group member elements belonging to this group.
$parents = implode('][', $element['#parents']);
$children = element_children($element['#groups'][$parents]);
if (!empty($children)) {
foreach ($children as $key) {
// Break references and indicate that the element should be rendered as
// group member.
$child = (array) $element['#groups'][$parents][$key];
$child['#group_fieldset'] = TRUE;
// Inject the element as new child element.
$element[] = $child;
$sort = TRUE;
}
// Re-sort the element's children if we injected group member elements.
if (isset($sort)) {
$element['#sorted'] = FALSE;
}
}
if (isset($element['#group'])) {
$group = $element['#group'];
// If this element belongs to a group, but the group-holding element does
// not exist, we need to render it (at its original location).
if (!isset($element['#groups'][$group]['#group_exists'])) {
// Intentionally empty to clarify the flow. Return $element.
}
// If we injected this element into the group, then we want to render it.
elseif (!empty($element['#group_fieldset'])) {
// Intentionally empty to clarify the flow. Return $element.
}
// Otherwise, this element belongs to a group and the group exists, so we do
// not render it.
elseif (element_children($element['#groups'][$group])) {
$element['#printed'] = TRUE;
}
}
return $element;
}