<?php
// $Id: jcalendar.module,v 1.1.4.17 2010/11/21 12:24:45 karens Exp $

/**
 * @file
 * jQuery Calendar UI features.
 */

/**
* Display help and module information
* @param section which section of the site we're displaying help
* @return help text for section
*/
function jcalendar_help($path, $arg) {
  $output = '';
  switch ($path) {
    case "admin/help#jcalendar":
      $output = '<p>'. t("Creates a popup for calendar dates.") .'</p>';
      break;
  }
  return $output;
} // function jcalendar_help

/**
* Get calendar node for popup
* @param integer nid Node id.
* @param string id Date field unique id.
* @return string HTML for node
*/
function get_calendar_node($nid, $id) {
  $GLOBALS['devel_shutdown'] = FALSE;
  if (is_numeric($nid)) {
    if ($node = node_load($nid)) {
      if (node_access("view", $node)) {
        $node->date_id = $id;
        $node->date_repeat_show = FALSE;
        print theme('jcalendar_view', $node);
      }
    }
  }}

/**
* Implemetation of hook_menu()
*/
function jcalendar_menu() {

  $items['jcalendar/getnode'] = array(
    'title' => 'Get Calendar Node',
    'page callback' => 'get_calendar_node',
    'page arguments' => array(2, 3),
    'access callback' => TRUE,
    'type' => MENU_CALLBACK,
  );
  return $items;
}

/**
* Override the calendar view to inject javascript.
* @param view Which view we are using.
* @return unknown as of yet.
*/
function jcalendar_views_pre_view(&$view, &$display_id) {
  static $js_added = false;
  if ($js_added) {
    return;
  }
  foreach ($view->display as $display) {
    if ($display->display_plugin == 'calendar') {
      $js_added = true;
      $path = drupal_get_path('module', 'jcalendar');
      $settings['jcalendar']['path'] = base_path() . $path;
      drupal_add_js($settings, 'setting');
      drupal_add_js($path .'/jcalendar.js');
      drupal_add_css($path .'/jcalendar.css');
    }
  }
}

/**
 * Implementation of hook_theme().
 */
function jcalendar_theme() {
 return array(
   'jcalendar_view' => array('arguments' => array('node' => NULL)),
   );
}

/**
 * Overrideable theme for the jcalendar popup view.
 * 
 * Defaults to show the standard teaser view of the node.
 */
function theme_jcalendar_view($node) {
  $output = node_view($node, TRUE);
  $output .= '<div id="nodelink">'. l(t('more', array(), $node->language), calendar_get_node_link($node)) .'</div>';
  return $output;
}