function views_handler_filter_system_type::get_value_options in Views (for Drupal 7) 6.3

Same name and namespace in other branches

1. 7.3 modules/system/views_handler_filter_system_type.inc \views_handler_filter_system_type::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

modules/system/views_handler_filter_system_type.inc, line 7

Class

views_handler_filter_system_type

Filter by system type.

Code

function get_value_options() {
  if (!isset($this->value_options)) {
    $this->value_title = t('Type');

    // Enable filtering by type.
    $types = array();
    $result = db_query('SELECT DISTINCT(type) FROM {system} ORDER BY type');
    while ($row = db_fetch_array($result)) {
      if (!empty($row['type'])) {
        $types[$row['type']] = $row['type'];
      }
    }
    $this->value_options = $types;
  }
}