Drupal根据星期切换主题

theme.php

<?php
/**
 * Implements hook_custom_theme().
 */
function mysite_custom_theme() {
  // An array of themes for each day of the week.
  // These themes have to be installed and enabled.
  $themes = array();
  $themes[0] = 'garland';
  $themes[1] = 'bartik';
  $themes[2] = 'stark';
  $themes[3] = 'seven';
  $themes[4] = 'mytheme';
  $themes[5] = 'sky';
  $themes[6] = 'danland';
  // Get the current day of the week in numerical form.
  $day = date("w");
  // Override current theme based on day of the week.
  return $themes[$day];
}