function content_taxonomy_form_alter in Content Taxonomy 6.2
Same name and namespace in other branches
- 5 content_taxonomy.module \content_taxonomy_form_alter()
- 6 content_taxonomy.module \content_taxonomy_form_alter()
Implementation of hook_form_alter().
hides the taxonomy form if there exists a content taxonomy field, which is set to 'hide default taxonomy fields'
File
- ./
content_taxonomy.module, line 335 - Defines a field type for referencing a taxonomy term.
Code
function content_taxonomy_form_alter(&$form, $form_state, $form_id) {
if (isset($form['type']['#value']) && $form['type']['#value'] . '_node_form' == $form_id) {
if (!isset($form['taxonomy']) || !is_array($form['taxonomy'])) {
// empty taxonomy arrays can cause errors on preview
if (isset($form_state['post']) && $form_state['post']['op'] == t('Preview')) {
$form['taxonomy'] = array(
'#tree' => TRUE,
);
$form['taxonomy']['key'] = array(
'#type' => 'value',
'#value' => '',
);
return;
}
}
$_content_taxonomy_vids = array();
$info = _content_type_info();
$content_type = $info['content types'][$form['type']['#value']];
foreach ($content_type['fields'] as $field) {
if ($field['type'] == 'content_taxonomy' && !in_array($field['vid'], $_content_taxonomy_vids)) {
$_content_taxonomy_vids[] = $field['vid'];
}
}
_content_taxonomy_taxonomy_unset($form['taxonomy'], $_content_taxonomy_vids);
//hide empty 'Vocabularies' fieldsets
$empty_fieldset = TRUE;
if (is_array($form['taxonomy'])) {
foreach ($form['taxonomy'] as $key => $value) {
if (is_array($value) && !empty($value)) {
$empty_fieldset = FALSE;
break;
}
}
}
if ($empty_fieldset) {
// creating an empty taxonomy array is causing errors on preview in the taxonomy module
// so we create an empty value field as placeholder, which is going to prevent the errors
$form['taxonomy'] = array(
'#tree' => TRUE,
);
$form['taxonomy']['key'] = array(
'#type' => 'value',
'#value' => '',
);
}
}
}