function filter_admin_format_form_validate

filter_admin_format_form_validate($form, &$form_state)

Form validation handler for filter_admin_format_form().

See also

filter_admin_format_form_submit()

File

modules/filter/filter.admin.inc, line 330
Administrative page callbacks for the Filter module.

Code

function filter_admin_format_form_validate($form, &$form_state) {
  $format_format = trim($form_state['values']['format']);
  $format_name = trim($form_state['values']['name']);

  // Ensure that the values to be saved later are exactly the ones validated.
  form_set_value($form['format'], $format_format, $form_state);
  form_set_value($form['name'], $format_name, $form_state);

  $result = db_query("SELECT format FROM {filter_format} WHERE name = :name AND format <> :format", array(':name' => $format_name, ':format' => $format_format))->fetchField();
  if ($result) {
    form_set_error('name', t('Text format names must be unique. A format named %name already exists.', array('%name' => $format_name)));
  }
}

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https://api.drupal.org/api/drupal/modules!filter!filter.admin.inc/function/filter_admin_format_form_validate/7.x