<?php
// $Id: formcheck.module,v 1.4 2006-06-02 16:07:08 nedjo Exp $

/**
 * @file
 * Provide user message when navagating waway from a form with unsaved changes.
 * Based on code by m3verck.
 */

/**
 * Implementation of hook_help().
 */
function formcheck_help($section) {
  switch ($section) {
    case 'admin/modules#description':
      return t('Provides user message when navigating away from a form with unsaved changes.');
  }
}

/**
 * Implementation of hook_menu().
 */
function formcheck_form_alter($form_id, &$form) {
  //Check if the behavior should be attached to this form, and if so do so.
  if (in_array($form_id, array_filter(variable_get('formcheck_forms', array())))) {

    $form['#attributes']['class'] .= ' formcheck';
    $path = drupal_get_path('module', 'formcheck');
    drupal_add_js($path . '/formcheck.js');
  }
}

function formcheck_settings() {
  $options = variable_get('jstools_forms_options', array());
  $form['formcheck_forms'] = array(
    '#type' => 'checkboxes',
    '#title' => t('Affected forms'),
    '#description' => t('Please select which forms to attach the formcheck behavior to.'),
    '#options' => drupal_map_assoc(array_keys($options)),
    '#default_value' => array_filter(variable_get('formcheck_forms', array()))
  );
  return $form;
}