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views_handler_field_node_registration_capacity.inc in Node registration 7

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includes/views/views_handler_field_node_registration_capacity.inc
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<?php

/**
 * @file
 * 
 */
class views_handler_field_node_registration_capacity extends views_handler_field_entity {
  function query() {

    // do nothing -- to override the parent query.
  }
  function option_definition() {
    $options = parent::option_definition();
    $options['unlimited_text'] = array(
      'default' => '',
    );
    return $options;
  }
  function options_form(&$form, &$form_state) {
    parent::options_form($form, $form_state);
    $form['unlimited_text'] = array(
      '#type' => 'textfield',
      '#title' => t('Unlimited text'),
      '#description' => t('Text to use for unlimited capacity. Defaults to "0". Text will be translated otherwise.'),
      '#default_value' => $this->options['unlimited_text'],
    );
  }
  function render($values) {
    if ($node = $this
      ->get_value($values)) {
      $capacity = $node->registration
        ->capacity();
      if (!$capacity && !empty($this->options['unlimited_text'])) {
        return t($this->options['unlimited_text']);
      }
      return $capacity;
    }
  }

}