speedy.module in Speedy 7

Improve the front end performance of your site.

Copyright 2012 Hewlett-Packard Development Company, L.P.

File

speedy.module

<?php

/**
 * @file
 * Improve the front end performance of your site.
 *
 * Copyright 2012 Hewlett-Packard Development Company, L.P.
 */

/**
 * Implements hook_FORM_ID_alter().
 *
 * @param type $form
 * @param type $form_state
 */
function speedy_form_system_performance_settings_alter(&$form, &$form_state) {
  $form['bandwidth_optimization']['speedy_js_production'] = array(
    '#type' => 'checkbox',
    '#title' => t('Use minified JS files created by Speedy'),
    '#default_value' => variable_get('speedy_js_production', TRUE),
    '#description' => t('Enabling this will replace non-minified Drupal core Javascript files with a minified version.'),
  );
}

/**
 * Implements hook_library_alter().
 *
 * If minified core JS exists for the current version of Drupal swap it out.
 */
function speedy_js_alter(&$javascript) {

  // Ensure that Speedy is enabled
  if (!variable_get('speedy_js_production', TRUE)) {
    return;
  }

  // Manage the map of replacements. This is cached so we don't have to hit the
  // file system on each pageload to do the swap.
  static $replacement_map = NULL;
  if (is_null($replacement_map)) {
    if ($cache = cache_get('speedy_min_js_files')) {
      $replacement_map = $cache->data;
    }
    else {
      $directory = DRUPAL_ROOT . '/' . drupal_get_path('module', 'speedy') . '/js/' . VERSION;
      $directory_strlen = strlen($directory . '/');
      $all_files = file_scan_directory($directory, '/.js/');
      $replacement_map = array();
      foreach ($all_files as $file) {
        $replacement_map[] = substr($file->uri, $directory_strlen);
      }
      cache_set('speedy_min_js_files', $replacement_map, 'cache', CACHE_TEMPORARY);
    }
  }
  $new_path = drupal_get_path('module', 'speedy') . '/js/' . VERSION . '/';
  foreach ($javascript as $name => $data) {
    if ($data['type'] == 'file' && in_array($data['data'], $replacement_map)) {
      $javascript[$name]['data'] = $new_path . $data['data'];
    }
  }
}

Functions

Name	Description
speedy_form_system_performance_settings_alter	Implements hook_FORM_ID_alter().
speedy_js_alter	Implements hook_library_alter().