function rules_ui_delete_element

Delete elements.

File

ui/ui.forms.inc, line 338

Code

function rules_ui_delete_element($form, &$form_state, $rules_config, $rules_element, $base_path) {
    RulesPluginUI::$basePath = $base_path;
    if (empty($form_state['rules_config'])) {
        // Before modifying the rules config we have to clone it, so any
        // modifications won't appear in the static cache of the loading controller.
        $rules_config = clone $rules_config;
        // Also get the element from the cloned config.
        $rules_element = $rules_config->elementMap()
            ->lookup($rules_element->elementId());
        $form_state['rules_config'] = $rules_config;
        $form_state['rules_element'] = $rules_element;
        $form_state['element_parent'] = $rules_element->parentElement();
    }
    // Try deleting the element and warn the user if something breaks, but
    // save the parent for determining the right redirect target on submit.
    $removed_plugin = $form_state['rules_element']->plugin();
    $rules_element->delete();
    if (empty($rules_config->dirty) && empty($form_state['input'])) {
        try {
            $rules_config->integrityCheck();
        } catch (RulesIntegrityException $e) {
            $args = array(
                '@plugin' => $e->element
                    ->plugin(),
                '%label' => $e->element
                    ->label(),
                '@removed-plugin' => $removed_plugin,
                '!url' => url(RulesPluginUI::path($form_state['rules_config']->name, 'edit', $e->element)),
            );
            drupal_set_message(t('Deleting this @removed-plugin would break your configuration as some of its provided variables are utilized by the @plugin <a href="!url">%label</a>.', $args), 'warning');
        }
    }
    $confirm_question = t('Are you sure you want to delete the %element_plugin %element_name?', array(
        '%element_plugin' => $rules_element->plugin(),
        '%element_name' => $rules_element->label(),
    ));
    return confirm_form($form, $confirm_question, RulesPluginUI::path($rules_config->name), t('This action cannot be undone.'), t('Delete'), t('Cancel'));
}