<?php
/**
 * @file
 * Form tips module uses JS to move form descriptions to tooltips.
 */

define('FORMTIPS_SELECTORS', '');
define('FORMTIPS_INTERVAL', 500);
define('FORMTIPS_SENSITIVITY', 3);
define('FORMTIPS_TIMEOUT', 1000);
define('FORMTIPS_MAX_WIDTH', '500px');

/**
 * Implements hook_init().
 */
function formtips_init() {
  $module_path = drupal_get_path('module', 'formtips');

  if (variable_get('formtips_hoverintent', 1)) {
    drupal_add_js($module_path . '/hoverintent.minified.js');
  }

  drupal_add_js($module_path . '/formtips.js');
  drupal_add_css($module_path . '/formtips.css');
  drupal_add_js(formtips_js_settings(), 'setting');
}

/**
 * Generates the JS settings array.
 */
function formtips_js_settings() {
  $selectors = explode("\r\n", variable_get('formtips_selectors', FORMTIPS_SELECTORS));

  return array('formtips' => array(
    'selectors' => $selectors,
    'interval' => variable_get('formtips_interval', FORMTIPS_INTERVAL),
    'sensitivity' => variable_get('formtips_sensitivity', FORMTIPS_SENSITIVITY),
    'timeout' => variable_get('formtips_timeout', FORMTIPS_TIMEOUT),
    'max_width' => variable_get('formtips_max_width', FORMTIPS_MAX_WIDTH),
    'trigger_action' => variable_get('formtips_trigger_action', 'hover'),
  ));
}

/**
 * Implements hook_menu().
 */
function formtips_menu() {
  $items = array();

  $items['admin/config/user-interface/formtips'] = array(
    'title' => 'Form tips',
    'description' => 'Settings for the Formtips module.',
    'page callback' => 'drupal_get_form',
    'page arguments' => array('formtips_setting_form'),
    'access arguments' => array('administer formtips'),
    'file' => 'formtips.admin.inc',
  );

  return $items;
}

/**
 * Implements hook_permission().
 */
function formtips_permission() {
  return array(
    'administer formtips' =>  array(
      'title' => t('Administer Form tips'),
      'description' => t('Perform administration tasks for Form tips.'),
    ),
  );
}