function flag_lists_handler_filter_template::get_value_options in Flag Lists 7.3

Same name and namespace in other branches

1. 6 includes/flag_lists_handler_filter_template.inc \flag_lists_handler_filter_template::get_value_options()
2. 7 includes/flag_lists_handler_filter_template.inc \flag_lists_handler_filter_template::get_value_options()

Child classes should be used to override this function and set the 'value options', unless 'options callback' is defined as a valid function or static public method to generate these values.

This can use a guard to be used to reduce database hits as much as possible.

Return value

Return the stored values in $this->value_options if someone expects it.

Overrides views_handler_filter_in_operator::get_value_options

File

includes/flag_lists_handler_filter_template.inc, line 7

flag_lists_handler_filter_template.inc Filter by list template

Class

flag_lists_handler_filter_template

@file flag_lists_handler_filter_template.inc Filter by list template

Code

function get_value_options() {
  if (!isset($this->value_options)) {
    $this->value_title = t('List templates');
    $this->value_options = array();
    $templates = flag_lists_get_templates();
    if (empty($templates)) {
      drupal_set_message(t('No templates found, create a flag lists <a href="@url">template</a>', array(
        '@url' => url('/admin/structure/flags/lists/template'),
      )), 'info');
    }
    else {
      if ($templates['0'] === FALSE) {
        drupal_set_message(t('No enabled template found, enable the built in flag lists <a href="@url">template</a>', array(
          '@url' => url('/admin/structure/flags/manage/fl_template'),
        )), 'warning');
      }
      else {
        foreach ($templates as $template) {
          $options[$template->name] = $template->name;
        }
        $this->value_options = $options;
      }
    }
  }
  return $this->value_options;
}