class field_validation_number_of_selections_validator in Field Validation 7.2

Hierarchy

• class \field_validation_validator
  • class \field_validation_number_of_selections_validator

1 string reference to 'field_validation_number_of_selections_validator'

field_validation_number_of_selections_validator.inc in plugins/validator/field_validation_number_of_selections_validator.inc

File

plugins/validator/field_validation_number_of_selections_validator.inc, line 16

class field_validation_number_of_selections_validator extends field_validation_validator {

  /**
   * Validate field.
   */
  public function validate() {
    $settings = $this->rule->settings;
    $total_items = count($this->items);
    $flag = TRUE;
    if (isset($settings['min']) && $settings['min'] != '' && $total_items < $settings['min']) {
      $flag = FALSE;
    }
    if (isset($settings['max']) && $settings['max'] != '' && $total_items > $settings['max']) {
      $flag = FALSE;
    }
    if (!$flag) {
      $token = array(
        '[min]' => isset($settings['min']) ? $settings['min'] : '',
        '[max]' => isset($settings['max']) ? $settings['max'] : '',
        '[count]' => $total_items,
      );
      $this
        ->set_error($token);
    }

    // Do not need to validate other items.
    $break = TRUE;
    return $break;
  }

  /**
   * Provide settings option.
   */
  function settings_form(&$form, &$form_state) {
    $default_settings = $this
      ->get_default_settings($form, $form_state);

    // Print debug($default_settings);
    $form['settings']['min'] = array(
      '#title' => t('Minimum number of selections'),
      '#description' => t("Optionally specify the minimum number of options a user should select."),
      '#type' => 'textfield',
      '#default_value' => isset($default_settings['min']) ? $default_settings['min'] : '',
    );
    $form['settings']['max'] = array(
      '#title' => t('Maximum number of selections'),
      '#description' => t("Optionally specify the maximum number of options a user could select."),
      '#type' => 'textfield',
      '#default_value' => isset($default_settings['max']) ? $default_settings['max'] : '',
    );
    parent::settings_form($form, $form_state);
  }

  /**
   * Return error element for the validation rule.
   */
  public function get_error_element() {
    $error_element = $this->rule->field_name . '][' . $this->langcode;
    return $error_element;
  }

  /**
   * Provide token help info for error message.
   */
  public function token_help() {
    $token_help = parent::token_help();
    $token_help += array(
      '[min]' => t('Minimum number of selections'),
      '[max]' => t('Maximum number of selections'),
      '[count]' => t('The real number of selections'),
    );
    return $token_help;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
field_validation_number_of_selections_validator::get_error_element	public	function	Return error element for the validation rule. Overrides field_validation_validator::get_error_element
field_validation_number_of_selections_validator::settings_form		function	Provide settings option. Overrides field_validation_validator::settings_form
field_validation_number_of_selections_validator::token_help	public	function	Provide token help info for error message. Overrides field_validation_validator::token_help
field_validation_number_of_selections_validator::validate	public	function	Validate field. Overrides field_validation_validator::validate
field_validation_validator::$delta	protected	property
field_validation_validator::$entity	protected	property
field_validation_validator::$entity_type	protected	property
field_validation_validator::$errors	protected	property
field_validation_validator::$field	protected	property
field_validation_validator::$instance	protected	property
field_validation_validator::$item	protected	property
field_validation_validator::$items	protected	property
field_validation_validator::$langcode	protected	property
field_validation_validator::$rule	protected	property
field_validation_validator::$value	protected	property
field_validation_validator::bypass_validation	public	function	Bypass validation.
field_validation_validator::get_default_settings	public	function	Return default settingsfor the validator.
field_validation_validator::get_error_message	public	function	Return error message string for the validation rule.
field_validation_validator::get_token_type	public	function	Get token type.
field_validation_validator::pass_condition	public	function	Pass condition.
field_validation_validator::set_error	public	function	Set error message.
field_validation_validator::__construct		function	Save arguments locally.