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   1  <?php
   2  if(!defined('sugarEntry') || !sugarEntry) die('Not A Valid Entry Point');
   3  /**
   4   * CacheHandler
   5   *
   6   * SugarCRM is a customer relationship management program developed by
   7   * SugarCRM, Inc. Copyright (C) 2004 - 2009 SugarCRM Inc.
   8   * 
   9   * This program is free software; you can redistribute it and/or modify it under
  10   * the terms of the GNU General Public License version 3 as published by the
  11   * Free Software Foundation with the addition of the following permission added
  12   * to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
  13   * IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
  14   * OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
  15   * 
  16   * This program is distributed in the hope that it will be useful, but WITHOUT
  17   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  18   * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
  19   * details.
  20   * 
  21   * You should have received a copy of the GNU General Public License along with
  22   * this program; if not, see http://www.gnu.org/licenses or write to the Free
  23   * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  24   * 02110-1301 USA.
  25   * 
  26   * You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
  27   * SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.com.
  28   * 
  29   * The interactive user interfaces in modified source and object code versions
  30   * of this program must display Appropriate Legal Notices, as required under
  31   * Section 5 of the GNU General Public License version 3.
  32   * 
  33   * In accordance with Section 7(b) of the GNU General Public License version 3,
  34   * these Appropriate Legal Notices must retain the display of the "Powered by
  35   * SugarCRM" logo. If the display of the logo is not reasonably feasible for
  36   * technical reasons, the Appropriate Legal Notices must display the words
  37   * "Powered by SugarCRM".
  38   */
  39  
  40  
  41  
  42      $moduleDefs = array();
  43      $fileName = 'field_arrays.php';
  44  
  45      /************************************************
  46      * LoadCachedArray
  47      * PARAMS
  48      * module_dir - the module directory
  49      * module - the name of the module
  50      * key - the type of field array we are referencing, i.e. list_fields,
  51      *       column_fields, required_fields
  52      * DESCRIPTION
  53      * This function is designed to cache references
  54      * to field arrays that were previously stored in the bean files
  55      * and have since been moved to seperate files.
  56      *************************************************/
  57  	function LoadCachedArray($module_dir, $module, $key)
  58      {
  59          global $moduleDefs, $fileName;
  60          
  61          $cache_key = "load_cached_array.$module_dir.$module.$key";
  62          $result = sugar_cache_retrieve($cache_key);
  63          if(!empty($result))
  64          {
  65              // Use EXTERNAL_CACHE_NULL_VALUE to store null values in the cache.
  66              if($result == EXTERNAL_CACHE_NULL_VALUE)
  67              {
  68                  return null;
  69              }
  70              
  71              return $result;
  72          }
  73          
  74          if(file_exists('modules/'.$module_dir.'/'.$fileName))
  75          {
  76              // If the data was not loaded, try loading again....
  77              if(!isset($moduleDefs[$module]))
  78              {
  79                  include('modules/'.$module_dir.'/'.$fileName);
  80                  $moduleDefs[$module] = $fields_array;
  81              }
  82              // Now that we have tried loading, make sure it was loaded
  83              if(empty($moduleDefs[$module]) || empty($moduleDefs[$module][$module][$key]))
  84              {
  85                  // It was not loaded....  Fail.  Cache null to prevent future repeats of this calculation
  86                  sugar_cache_put($cache_key, EXTERNAL_CACHE_NULL_VALUE);
  87                  return  null;
  88              }
  89              
  90              // It has been loaded, cache the result.
  91              sugar_cache_put($cache_key, $moduleDefs[$module][$module][$key]);
  92              return $moduleDefs[$module][$module][$key];
  93          }
  94          
  95          // It was not loaded....  Fail.  Cache null to prevent future repeats of this calculation
  96          sugar_cache_put($cache_key, EXTERNAL_CACHE_NULL_VALUE);
  97          return null;
  98      }
  99  ?>