backup/cc/cc112moodle.php

   1 <?php
   2
   3 // This file is part of Moodle - http://moodle.org/
   4 //
   5 // Moodle is free software: you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation, either version 3 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // Moodle is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License
  16 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  17 /**
  18  * @package   moodlecore
  19  * @subpackage backup-imscc
  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 defined('MOODLE_INTERNAL') or die('Direct access to this script is forbidden.');
  25
  26 require_once($CFG->dirroot . '/backup/cc/cc2moodle.php');
  27 require_once($CFG->dirroot . '/backup/cc/entities11.class.php');
  28 require_once($CFG->dirroot . '/backup/cc/entity11.resource.class.php');
  29 require_once($CFG->dirroot . '/backup/cc/entity11.forum.class.php');
  30 require_once($CFG->dirroot . '/backup/cc/entity11.quiz.class.php');
  31 require_once($CFG->dirroot . '/backup/cc/entity11.lti.class.php');
  32
  33 class cc112moodle extends cc2moodle {
  34     const CC_TYPE_FORUM              = 'imsdt_xmlv1p1';
  35     const CC_TYPE_QUIZ               = 'imsqti_xmlv1p2/imscc_xmlv1p1/assessment';
  36     const CC_TYPE_QUESTION_BANK      = 'imsqti_xmlv1p2/imscc_xmlv1p1/question-bank';
  37     const CC_TYPE_WEBLINK            = 'imswl_xmlv1p1';
  38     const CC_TYPE_ASSOCIATED_CONTENT = 'associatedcontent/imscc_xmlv1p1/learning-application-resource';
  39     const CC_TYPE_BASICLTI           = 'imsbasiclti_xmlv1p0';
  40
  41     public static $namespaces = array('imscc'    => 'http://www.imsglobal.org/xsd/imsccv1p1/imscp_v1p1',
  42                                       'lomimscc' => 'http://ltsc.ieee.org/xsd/imsccv1p1/LOM/manifest',
  43                                       'lom'      => 'http://ltsc.ieee.org/xsd/imsccv1p1/LOM/resource',
  44                                       'xsi'      => 'http://www.w3.org/2001/XMLSchema-instance',
  45                                       'cc'       => 'http://www.imsglobal.org/xsd/imsccv1p1/imsccauth_v1p1');
  46
  47     public static $restypes = array('associatedcontent/imscc_xmlv1p1/learning-application-resource', 'webcontent');
  48     public static $forumns  = array('dt' => 'http://www.imsglobal.org/xsd/imsccv1p1/imsdt_v1p1');
  49     public static $quizns   = array('xmlns' => 'http://www.imsglobal.org/xsd/ims_qtiasiv1p2');
  50     public static $resourcens = array('wl' => 'http://www.imsglobal.org/xsd/imsccv1p1/imswl_v1p1');
  51     public static $basicltins = array(
  52                                        'xmlns' => 'http://www.imsglobal.org/xsd/imslticc_v1p0',
  53                                        'blti'  => 'http://www.imsglobal.org/xsd/imsbasiclti_v1p0',
  54                                        'lticm' => 'http://www.imsglobal.org/xsd/imslticm_v1p0',
  55                                        'lticp' => 'http://www.imsglobal.org/xsd/imslticp_v1p0'
  56                                       );
  57
  58
  59     public function __construct($path_to_manifest) {
  60         parent::__construct($path_to_manifest);
  61     }
  62
  63     public function generate_moodle_xml () {
  64
  65         global $CFG;
  66         $cdir = static::$path_to_manifest_folder . DIRECTORY_SEPARATOR . 'course_files';
  67
  68         if (!file_exists($cdir)) {
  69             mkdir($cdir, $CFG->directorypermissions, true);
  70         }
  71
  72         $sheet_base = static::loadsheet(SHEET_BASE);
  73
  74         // MOODLE_BACKUP / INFO / DETAILS / MOD
  75         $node_info_details_mod = $this->create_code_info_details_mod();
  76
  77         // MOODLE_BACKUP / BLOCKS / BLOCK
  78         $node_course_blocks_block = $this->create_node_course_blocks_block();
  79
  80         // MOODLE_BACKUP / COURSES / SECTIONS / SECTION
  81         $node_course_sections_section = $this->create_node_course_sections_section();
  82
  83         // MOODLE_BACKUP / COURSES / QUESTION_CATEGORIES
  84         $node_course_question_categories = $this->create_node_question_categories();
  85
  86         // MOODLE_BACKUP / COURSES / MODULES / MOD
  87         $node_course_modules_mod = $this->create_node_course_modules_mod();
  88
  89         // MOODLE_BACKUP / COURSE / HEADER
  90         $node_course_header = $this->create_node_course_header();
  91
  92         // GENERAL INFO
  93         $filename = optional_param('file', 'not_available.zip', PARAM_RAW);
  94         $filename = basename($filename);
  95
  96         $www_root = $CFG->wwwroot;
  97
  98         $find_tags = array('[#zip_filename#]',
  99                                '[#www_root#]',
 100                                '[#node_course_header#]',
 101                                '[#node_info_details_mod#]',
 102                                '[#node_course_blocks_block#]',
 103                                '[#node_course_sections_section#]',
 104                                '[#node_course_question_categories#]',
 105                                '[#node_course_modules#]');
 106
 107         $replace_values = array($filename,
 108         $www_root,
 109         $node_course_header,
 110         $node_info_details_mod,
 111         $node_course_blocks_block,
 112         $node_course_sections_section,
 113         $node_course_question_categories,
 114         $node_course_modules_mod);
 115
 116         $result_xml = str_replace($find_tags, $replace_values, $sheet_base);
 117
 118         // COPY RESOURSE FILES
 119         $entities = new entities11();
 120
 121         $entities->move_all_files();
 122
 123         if (array_key_exists("index", self::$instances)) {
 124
 125             if (!file_put_contents(static::$path_to_manifest_folder . DIRECTORY_SEPARATOR . 'moodle.xml', $result_xml)) {
 126                 static::log_action('Cannot save the moodle manifest file: ' . static::$path_to_tmp_folder . DIRECTORY_SEPARATOR . 'moodle.xml', true);
 127             } else {
 128                 $status = true;
 129             }
 130
 131         } else {
 132             $status = false;
 133             static::log_action('The course is empty', false);
 134         }
 135
 136         return $status;
 137
 138     }
 139
 140     public function convert_to_moodle_type ($cc_type) {
 141         $type = parent::convert_to_moodle_type($cc_type);
 142
 143         if ($type == TYPE_UNKNOWN) {
 144             if ($cc_type == static::CC_TYPE_BASICLTI) {
 145                 $type = MOODLE_TYPE_LTI;
 146             }
 147         }
 148
 149         return $type;
 150     }
 151
 152     protected function create_node_question_categories () {
 153
 154         $quiz = new cc11_quiz();
 155
 156         static::log_action('Creating node: QUESTION_CATEGORIES');
 157
 158         $node_course_question_categories = $quiz->generate_node_question_categories();
 159
 160         return $node_course_question_categories;
 161     }
 162
 163     protected function create_code_info_details_mod () {
 164         $result = parent::create_code_info_details_mod();
 165
 166         $count_blti = $this->count_instances(MOODLE_TYPE_LTI);
 167
 168         $sheet_info_details_mod_instances_instance = static::loadsheet(SHEET_INFO_DETAILS_MOD_INSTANCE);
 169
 170         $blti_mod = '';
 171
 172         if ($count_blti > 0) {
 173             $blti_instance = $this->create_mod_info_details_mod_instances_instance($sheet_info_details_mod_instances_instance, $count_blti, static::$instances['instances'][MOODLE_TYPE_LTI]);
 174             $blti_mod = $blti_instance ? $this->create_mod_info_details_mod(MOODLE_TYPE_LTI, $blti_instance) : '';
 175         }
 176
 177         return $result . $blti_mod;
 178     }
 179
 180     /**
 181     * (non-PHPdoc)
 182     * @see cc2moodle::get_module_visible()
 183     */
 184     protected function get_module_visible($identifier) {
 185         //Should item be hidden or not
 186         $mod_visible = 1;
 187         if (!empty($identifier)) {
 188             $xpath = static::newx_path(static::$manifest, static::$namespaces);
 189             $query  = '/imscc:manifest/imscc:resources/imscc:resource[@identifier="' . $identifier . '"]';
 190             $query .= '//lom:intendedEndUserRole/lom:value';
 191             $intendeduserrole = $xpath->query($query);
 192             if (!empty($intendeduserrole) && ($intendeduserrole->length > 0)) {
 193                 $role = trim($intendeduserrole->item(0)->nodeValue);
 194                 if ((strcasecmp('Instructor', $role) === 0) || (strcasecmp('Mentor', $role) === 0)) {
 195                     $mod_visible = 0;
 196                 }
 197             }
 198         }
 199         return $mod_visible;
 200     }
 201
 202     protected function create_node_course_modules_mod () {
 203         $labels = new cc_label();
 204         $resources = new cc11_resource();
 205         $forums = new cc11_forum();
 206         $quiz = new cc11_quiz();
 207         $basiclti = new cc11_lti();
 208
 209         static::log_action('Creating node: COURSE/MODULES/MOD');
 210
 211         // LABELS
 212         $node_course_modules_mod_label = $labels->generate_node();
 213
 214         // RESOURCES (WEB CONTENT AND WEB LINK)
 215         $node_course_modules_mod_resource = $resources->generate_node();
 216
 217         // FORUMS
 218         $node_course_modules_mod_forum = $forums->generate_node();
 219
 220         // QUIZ
 221         $node_course_modules_mod_quiz = $quiz->generate_node_course_modules_mod();
 222
 223         //BasicLTI
 224         $node_course_modules_mod_basiclti = $basiclti->generate_node();
 225
 226         $node_course_modules = $node_course_modules_mod_label.
 227                                $node_course_modules_mod_resource .
 228                                $node_course_modules_mod_forum .
 229                                $node_course_modules_mod_quiz .
 230                                $node_course_modules_mod_basiclti;
 231
 232         return $node_course_modules;
 233     }
 234
 235 }