function workflow_admin_ui_state_add_form_validate in Workflow 6

Same name and namespace in other branches

1. 6.2 workflow_admin_ui/workflow_admin_ui.module \workflow_admin_ui_state_add_form_validate()

Validate the state addition form.

See also

workflow_state_add_form()

File

workflow_admin_ui/workflow_admin_ui.module, line 516

Provides administrative UI for workflow. Why it's own module? Lower code footprint and better performance. Additional creadit to gcassie ( http://drupal.org/user/80260 ) for the initial push to split UI out of core workflow. We're moving…

Code

function workflow_admin_ui_state_add_form_validate($form, &$form_state) {
  $state_name = $form_state['values']['state'];
  $wf_states = array_flip(workflow_get_states($form_state['values']['wid']));
  if (array_key_exists('sid', $form_state['values'])) {

    // Validate changes to existing state:
    // Make sure a nonblank state name is provided.
    if ($state_name == '') {
      form_set_error('state', t('Please provide a nonblank name for this state.'));
    }

    // Make sure changed state name is not a duplicate
    if (array_key_exists($state_name, $wf_states) && $form_state['values']['sid'] != $wf_states[$state_name]) {
      form_set_error('state', t('A state with the name %state already exists in this workflow. Please enter another name for this state.', array(
        '%state' => $state_name,
      )));
    }
  }
  else {

    // Validate new state:
    // Make sure a nonblank state name is provided
    if ($state_name == '') {
      form_set_error('state', t('Please provide a nonblank name for the new state.'));
    }

    // Make sure state name is not a duplicate
    if (array_key_exists($state_name, $wf_states)) {
      form_set_error('state', t('A state with the name %state already exists in this workflow. Please enter another name for your new state.', array(
        '%state' => $state_name,
      )));
    }
  }
}