/**
* Provide a form for setting options.
*/
public function buildOptionsForm(&$form, &$form_state)
{
parent::buildOptionsForm($form, $form_state);
$options = $this->displayHandler->getFieldLabels();
if (empty($this->options['inline'])) {
$this->options['inline'] = array();
}
$form['default_field_elements'] = array('#type' => 'checkbox', '#title' => t('Provide default field wrapper elements'), '#default_value' => $this->options['default_field_elements'], '#description' => t('If not checked, fields that are not configured to customize their HTML elements will get no wrappers at all for their field, label and field + label wrappers. You can use this to quickly reduce the amount of markup the view provides by default, at the cost of making it more difficult to apply CSS.'));
$form['inline'] = array('#type' => 'checkboxes', '#title' => t('Inline fields'), '#options' => $options, '#default_value' => $this->options['inline'], '#description' => t('Inline fields will be displayed next to each other rather than one after another. Note that some fields will ignore this if they are block elements, particularly body fields and other formatted HTML.'), '#states' => array('visible' => array(':input[name="row_options[default_field_elements]"]' => array('checked' => TRUE))));
$form['separator'] = array('#title' => t('Separator'), '#type' => 'textfield', '#size' => 10, '#default_value' => isset($this->options['separator']) ? $this->options['separator'] : '', '#description' => t('The separator may be placed between inline fields to keep them from squishing up next to each other. You can use HTML in this field.'), '#states' => array('visible' => array(':input[name="row_options[default_field_elements]"]' => array('checked' => TRUE))));
$form['hide_empty'] = array('#type' => 'checkbox', '#title' => t('Hide empty fields'), '#default_value' => $this->options['hide_empty'], '#description' => t('Do not display fields, labels or markup for fields that are empty.'));
}
public function validate()
{
$errors = parent::validate();
$required_options = array('title_field', 'link_field', 'description_field', 'creator_field', 'date_field');
foreach ($required_options as $required_option) {
if (empty($this->options[$required_option])) {
$errors[] = t('Row style plugin requires specifying which views fields to use for RSS item.');
break;
}
}
// Once more for guid.
if (empty($this->options['guid_field_options']['guid_field'])) {
$errors[] = t('Row style plugin requires specifying which views fields to use for RSS item.');
}
return $errors;
}
/**
* {@inheritdoc}
*/
public function validate()
{
$errors = parent::validate();
if (empty($this->options['text_field'])) {
$errors[] = $this->t('Row style plugin requires specifying which views field to use for OPML text attribute.');
}
if (!empty($this->options['type_field'])) {
if ($this->options['type_field'] == 'rss') {
if (empty($this->options['xml_url_field'])) {
$errors[] = $this->t('Row style plugin requires specifying which views field to use for XML URL attribute.');
}
} elseif (in_array($this->options['type_field'], array('link', 'include'))) {
if (empty($this->options['url_field'])) {
$errors[] = $this->t('Row style plugin requires specifying which views field to use for URL attribute.');
}
}
}
return $errors;
}
