Current Path : C:/Users/Mahmood/Desktop/moodle/backup/cc/ |
Current File : C:/Users/Mahmood/Desktop/moodle/backup/cc/restore_cc.php |
<?php // This file is part of Moodle - http://moodle.org/ // // Moodle is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // Moodle is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with Moodle. If not, see <http://www.gnu.org/licenses/>. /** * @package moodlecore * @subpackage backup-imscc * @copyright 2009 Mauro Rondinelli (mauro.rondinelli [AT] uvcms.com) * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ defined('MOODLE_INTERNAL') or die('Direct access to this script is forbidden.'); require_once($CFG->dirroot . '/backup/cc/includes/constants.php'); require_once($CFG->dirroot . '/backup/cc/cc2moodle.php'); function cc_convert ($dir) { global $OUTPUT; $manifest_file = $dir . DIRECTORY_SEPARATOR . 'imsmanifest.xml'; $moodle_file = $dir . DIRECTORY_SEPARATOR . 'moodle.xml'; $schema_file = 'cc' . DIRECTORY_SEPARATOR . '' . DIRECTORY_SEPARATOR . 'schemas' . DIRECTORY_SEPARATOR . 'cclibxml2validator.xsd'; if (is_readable($manifest_file) && !is_readable($moodle_file)) { $is_cc = detect_cc_format($manifest_file); if ($is_cc) { $detected_requirements = detect_requirements(); if (!$detected_requirements["php5"]) { echo $OUTPUT->notification(get_string('cc_import_req_php5', 'imscc')); return false; } if (!$detected_requirements["dom"]) { echo $OUTPUT->notification(get_string('cc_import_req_dom', 'imscc')); return false; } if (!$detected_requirements["libxml"]) { echo $OUTPUT->notification(get_string('cc_import_req_libxml', 'imscc')); return false; } if (!$detected_requirements["libxmlminversion"]) { echo $OUTPUT->notification(get_string('cc_import_req_libxmlminversion', 'imscc')); return false; } if (!$detected_requirements["xsl"]) { echo $OUTPUT->notification(get_string('cc_import_req_xsl', 'imscc')); return false; } echo get_string('cc2moodle_checking_schema', 'imscc') . '<br />'; $cc_manifest = new DOMDocument(); if ($cc_manifest->load($manifest_file)) { if ($cc_manifest->schemaValidate($schema_file)) { echo get_string('cc2moodle_valid_schema', 'imscc') . '<br />'; $cc2moodle = new cc2moodle($manifest_file); if (!$cc2moodle->is_auth()) { return $cc2moodle->generate_moodle_xml(); } else { echo $OUTPUT->notification(get_string('cc2moodle_req_auth', 'imscc')); return false; } } else { echo $OUTPUT->notification(get_string('cc2moodle_invalid_schema', 'imscc')); return false; } } else { echo $OUTPUT->notification(get_string('cc2moodle_manifest_dont_load', 'imscc')); return false; } } } return true; } function detect_requirements () { if (floor(phpversion()) >= 5) { $detected["php5"] = true; } else { $detected["php5"] = false; } $detected["xsl"] = extension_loaded('xsl'); $detected['dom'] = extension_loaded('dom'); $detected['libxml'] = extension_loaded('libxml'); $detected['libxmlminversion'] = extension_loaded('libxml') && version_compare(LIBXML_DOTTED_VERSION, '2.6.30', '>='); return $detected; } function detect_cc_format ($xml_file) { $inpos = 0; $xml_snippet = file_get_contents($xml_file, 0, NULL, 0, 500); if (!empty($xml_snippet)) { $xml_snippet = strtolower($xml_snippet); $xml_snippet = preg_replace('/\s*/m', '', $xml_snippet); $xml_snippet = str_replace("'", '', $xml_snippet); $xml_snippet = str_replace('"', '', $xml_snippet); $search_string = "xmlns=" . NS_COMMON_CARTRIDGE; $inpos = strpos($xml_snippet, $search_string); if ($inpos) { return true; } else { return false; } } else { return false; } }