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   1  <?php
   2  // This file is part of Moodle - http://moodle.org/
   3  //
   4  // Moodle is free software: you can redistribute it and/or modify
   5  // it under the terms of the GNU General Public License as published by
   6  // the Free Software Foundation, either version 3 of the License, or
   7  // (at your option) any later version.
   8  //
   9  // Moodle is distributed in the hope that it will be useful,
  10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  // GNU General Public License for more details.
  13  //
  14  // You should have received a copy of the GNU General Public License
  15  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16  
  17  /**
  18  * @package    backup-convert
  19  * @subpackage cc-library
  20  * @copyright  2011 Darko Miletic <dmiletic@moodlerooms.com>
  21  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  22  */
  23  
  24  require_once  'cc_organization.php';
  25  
  26  
  27  /**
  28   * Abstract Version Base class
  29   *
  30   */
  31  abstract class cc_version_base {
  32      protected $_generator = null;
  33      protected $ccnamespaces = array();
  34      protected $isrootmanifest = false;
  35      protected $manifestID = null;
  36      protected $organizationid = null;
  37      public $resources = null;
  38      public $resources_ind = null;
  39      protected $metadata = null;
  40      public $organizations = null;
  41      protected $base = null;
  42      public $ccversion = null;
  43      public $camversion = null;
  44  
  45  
  46      abstract protected function on_create(DOMDocument &$doc, $rootmanifestnode = null, $nmanifestID = null);
  47  
  48      abstract protected function create_metadata_manifest(cc_i_metadata_manifest $met, DOMDocument &$doc, $xmlnode = null);
  49  
  50      abstract protected function create_metadata_resource(cc_i_metadata_resource $met, DOMDocument &$doc, $xmlnode = null);
  51  
  52      abstract protected function create_metadata_file(cc_i_metadata_file $met, DOMDocument &$doc, $xmlnode = null);
  53  
  54      abstract protected function create_resource(cc_i_resource &$res, DOMDocument &$doc, $xmlnode=null);
  55  
  56      abstract protected function create_organization(cc_i_organization &$org, DOMDocument &$doc, $xmlnode=null);
  57  
  58      public function get_cc_namespaces() {
  59          return $this->ccnamespaces;
  60      }
  61  
  62      public function create_manifest(DOMDocument &$doc, $rootmanifestnode = null) {
  63          return $this->on_create($doc, $rootmanifestnode);
  64      }
  65  
  66      public function create_resource_node(cc_i_resource &$res, DOMDocument &$doc, $xmlnode = null) {
  67          return $this->create_resource($res, $doc, $xmlnode);
  68      }
  69  
  70  
  71      public function create_metadata_node(&$met, DOMDocument &$doc, $xmlnode = null) {
  72          return $this->create_metadata_manifest($met, $doc, $xmlnode);
  73      }
  74  
  75      public function create_metadata_resource_node(&$met, DOMDocument &$doc, $xmlnode = null) {
  76          return $this->create_metadata_resource($met, $doc, $xmlnode);
  77      }
  78  
  79      public function create_metadata_file_node(&$met, DOMDocument &$doc, $xmlnode = null) {
  80          return $this->create_metadata_file($met, $doc, $xmlnode);
  81      }
  82  
  83      public function create_organization_node(cc_i_organization &$org, DOMDocument &$doc, $xmlnode = null) {
  84          return $this->create_organization($org, $doc, $xmlnode);
  85      }
  86  
  87      public function manifestID() {
  88          return $this->manifestID;
  89      }
  90  
  91      public function set_manifestID($id) {
  92          $this->manifestID = $id;
  93      }
  94  
  95      public function get_base() {
  96          return $this->base;
  97      }
  98  
  99      public function set_base($baseval) {
 100          $this->base = $baseval;
 101      }
 102  
 103      public function import_resources(DOMElement &$node, cc_i_manifest &$doc) {
 104          if (is_null($this->resources)) {
 105              $this->resources = array();
 106          }
 107          $nlist = $node->getElementsByTagNameNS($this->ccnamespaces['imscc'], 'resource');
 108          if (is_object($nlist)) {
 109              foreach ($nlist as $nd) {
 110                  $sc = new cc_resource($doc, $nd);
 111                  $this->resources[$sc->identifier] = $sc;
 112              }
 113          }
 114      }
 115  
 116      public function import_organization_items(DOMElement &$node, cc_i_manifest &$doc) {
 117          if (is_null($this->organizations)) {
 118              $this->organizations = array();
 119          }
 120          $nlist = $node->getElementsByTagNameNS($this->ccnamespaces['imscc'], 'organization');
 121          if (is_object($nlist)) {
 122              foreach ($nlist as $nd) {
 123                  $sc = new cc_organization($nd, $doc);
 124                  $this->organizations[$sc->identifier] = $sc;
 125              }
 126          }
 127      }
 128  
 129      public function set_generator($value) {
 130          $this->_generator = $value;
 131      }
 132  }