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   1  <?php // $Id: get_db_directories.class.php,v 1.8.2.3 2008/01/03 15:03:00 skodak Exp $
   2  
   3  ///////////////////////////////////////////////////////////////////////////
   4  //                                                                       //
   5  // NOTICE OF COPYRIGHT                                                   //
   6  //                                                                       //
   7  // Moodle - Modular Object-Oriented Dynamic Learning Environment         //
   8  //          http://moodle.com                                            //
   9  //                                                                       //
  10  // Copyright (C) 1999 onwards Martin Dougiamas        http://dougiamas.com  //
  11  //           (C) 2001-3001 Eloy Lafuente (stronk7) http://contiento.com  //
  12  //                                                                       //
  13  // This program is free software; you can redistribute it and/or modify  //
  14  // it under the terms of the GNU General Public License as published by  //
  15  // the Free Software Foundation; either version 2 of the License, or     //
  16  // (at your option) any later version.                                   //
  17  //                                                                       //
  18  // This program is distributed in the hope that it will be useful,       //
  19  // but WITHOUT ANY WARRANTY; without even the implied warranty of        //
  20  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         //
  21  // GNU General Public License for more details:                          //
  22  //                                                                       //
  23  //          http://www.gnu.org/copyleft/gpl.html                         //
  24  //                                                                       //
  25  ///////////////////////////////////////////////////////////////////////////
  26  
  27  /// This class will check all the db directories existing under the
  28  /// current Moodle installation, sending them to the SESSION->dbdirs array
  29  
  30  class get_db_directories extends XMLDBAction {
  31  
  32      /**
  33       * Init method, every subclass will have its own
  34       */
  35      function init() {
  36          parent::init();
  37      /// Set own core attributes
  38          $this->can_subaction = ACTION_NONE;
  39          //$this->can_subaction = ACTION_HAVE_SUBACTIONS;
  40  
  41      /// Set own custom attributes
  42  
  43      /// Get needed strings
  44          $this->loadStrings(array(
  45          /// 'key' => 'module',
  46          ));
  47      }
  48  
  49      /**
  50       * Invoke method, every class will have its own
  51       * returns true/false on completion, setting both
  52       * errormsg and output as necessary
  53       */
  54      function invoke() {
  55          parent::invoke();
  56  
  57          $result = true;
  58  
  59      /// Set own core attributes
  60          $this->does_generate = ACTION_NONE;
  61          //$this->does_generate = ACTION_GENERATE_HTML;
  62  
  63      /// These are always here
  64          global $CFG, $XMLDB;
  65  
  66      /// Do the job, setting $result as needed
  67  
  68      /// Lets go to add all the db directories available inside Moodle
  69      /// Create the array if it doesn't exists
  70          if (!isset($XMLDB->dbdirs)) {
  71              $XMLDB->dbdirs = array();
  72          }
  73  
  74      /// get list of all dirs and create objects with status
  75          $db_direcotries = get_db_directories();
  76          foreach ($db_direcotries as $path) {
  77              $dbdir = new stdClass;
  78              $dbdir->path = $path;
  79              if (!isset($XMLDB->dbdirs[$dbdir->path])) {
  80                  $XMLDB->dbdirs[$dbdir->path] = $dbdir;
  81               }
  82              $XMLDB->dbdirs[$dbdir->path]->path_exists = file_exists($dbdir->path);  //Update status
  83           }
  84  
  85      /// Sort by key
  86          ksort($XMLDB->dbdirs);
  87  
  88      /// Return ok if arrived here
  89          return true;
  90      }
  91  }
  92  ?>