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Drupal example source code file (calendar_ical.module)

This example Drupal source code file (calendar_ical.module) is included in the DevDaily.com "Drupal Source Code Warehouse" project. The intent of this project is to help you "Learn Drupal by Example".

PHP - Drupal tags/keywords

array, calendar, check, date_api, div, function, ical, image, php, return, theme_calendar_ical_icon, title, to, url

The calendar_ical.module Drupal example source code

// $Id: calendar_ical.module,v 2008/11/24 15:48:15 karens Exp $

 * Implementation of hook_views_api().
 * This one is used as the base to reduce errors when updating.
function calendar_ical_views_api() {
  return array(
    'api' => 2,
    'path' => drupal_get_path('module', 'calendar_ical'),

 * @file
 * Adds ical functionality to Calendar.
function calendar_ical_theme() {
  return array(
    'calendar_ical_icon' => array(
      'arguments' => array('url'),

function theme_calendar_ical_icon($url) {
  if ($image = theme('image', drupal_get_path('module', 'date_api') .'/images/ical16x16.gif', t('Add to calendar'), t('Add to calendar'))) {
    return '<div style="text-align:right"><a href="'. check_url($url) .'" class="ical-icon" title="ical">'. $image .'</a></div>';

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