+++ /dev/null
-<?php
-/*
- * mods/scorm_packages/scorm-1.2/import.php
- *
- * This file is part of ATutor, see http://www.atutor.ca
- *
- * Copyright (C) 2005 Matthai Kurian
- *
- * This program 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 2
- * of the License, or (at your option) any later version.
- *
- * This program 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 this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
-
-define('AT_INCLUDE_PATH', '../../../include/');
-if (!isset ($_POST['type'])) {
- require(AT_INCLUDE_PATH.'vitals.inc.php');
-}
-
-@set_time_limit(0);
-$_SESSION['done'] = 1;
-
-require(AT_INCLUDE_PATH.'../mods/_core/file_manager/filemanager.inc.php');
-require(AT_INCLUDE_PATH.'classes/pclzip.lib.php');
-
-authenticate(AT_PRIV_PACKAGES);
-
-
-function chmodPackageDir ($path) {
-
- if (!is_dir($path)) return;
- else chmod ($path, 0755);
-
- $h = opendir($path);
- while ($f = readdir($h)) {
- if ($f == '.' || $f == '..') continue;
- $fpath = $path.'/'.$f;
- if (!is_dir($fpath)) {
- chmod ($fpath, 0644);
- } else {
- chmodPackageDir ($fpath);
- }
- }
- closedir ($h);
-}
-
-$package_base_path = '';
-
-$idx = ''; // the current item's index, 1, 1.1, 1.2, 2, 2.1 ...
-$idxs = array(); // array containing the idx for all items
-$orgid = 0; // index of current organization 1...
-$depth = 0; // depth in organization tree
-$itemid = array();
-$files = array();
-$orgitems = array();
-$idxs = array();
-$text;
-$res;
-$ress = array();
-$files = array();
-$finfo;
-$totalsize = 0;
-
-if (!isset($_POST['submit'])) {
- $msg->addFeedback('IMPORT_CANCELLED');
- header('Location: ../index.php');
- exit;
-}
-
-$cid = intval($_POST['cid']);
-
-
-if (isset($_POST['url']) && ($_POST['url'] != 'http://') ) {
- if ($content = @file_get_contents($_POST['url'])) {
- $filename = substr(time(), -6). '.zip';
- $full_filename = AT_CONTENT_DIR . $filename;
-
- if (!$fp = fopen($full_filename, 'w+b')) {
- echo "Cannot open file ($filename)";
- exit;
- }
-
- if (fwrite($fp, $content, strlen($content) ) === FALSE) {
- echo "Cannot write to file ($filename)";
- exit;
- }
- fclose($fp);
- }
- $_FILES['file']['name'] = $filename;
- $_FILES['file']['tmp_name'] = $full_filename;
- $_FILES['file']['size'] = strlen($content);
- unset($content);
- $url_parts = pathinfo($_POST['url']);
- $package_base_name_url = $url_parts['basename'];
-}
-$ext = pathinfo($_FILES['file']['name']);
-$ext = $ext['extension'];
-
-if ($_FILES['file']['error'] == 1) {
- require(AT_INCLUDE_PATH.'header.inc.php');
- $errors = array('FILE_MAX_SIZE', ini_get('upload_max_filesize'));
- $msg->printErrors($errors);
- require(AT_INCLUDE_PATH.'footer.inc.php');
- exit;
-}
-
-if (!$_FILES['file']['name']
- || (!is_uploaded_file($_FILES['file']['tmp_name']) && !$_POST['url'])
- || ($ext != 'zip')) {
- require(AT_INCLUDE_PATH.'header.inc.php');
- $msg->printErrors('FILE_NOT_SELECTED');
- require(AT_INCLUDE_PATH.'footer.inc.php');
- exit;
- }
-
- if ($_FILES['file']['size'] == 0) {
- require(AT_INCLUDE_PATH.'header.inc.php');
- $msg->printErrors('IMPORTFILE_EMPTY');
- require(AT_INCLUDE_PATH.'footer.inc.php');
- exit;
- }
-
- $package_path = AT_INCLUDE_PATH . '../sco/';
-
- if (!is_dir($package_path)) {
- if (!@mkdir($package_path, 0755)) {
- require(AT_INCLUDE_PATH.'header.inc.php');
- $msg->printErrors('PACKAGE_DIR_FAILED');
- require(AT_INCLUDE_PATH.'footer.inc.php');
- exit;
- }
- chmod ($package_path, 0755);
- }
-
- $package_path .= $_SESSION['course_id'].'/';
- if (!is_dir($package_path)) {
- if (!@mkdir($package_path, 0755)) {
- require(AT_INCLUDE_PATH.'header.inc.php');
- $msg->printErrors('PACKAGE_DIR_FAILED');
- require(AT_INCLUDE_PATH.'footer.inc.php');
- exit;
- }
- chmod ($package_path, 0755);
- }
-
- $package_path .= 'tmp/';
- clr_dir($package_path);
- if (!is_dir($package_path)) {
- if (!@mkdir($package_path, 0755)) {
- require(AT_INCLUDE_PATH.'header.inc.php');
- $msg->printErrors('PACKAGE_DIR_FAILED');
- require(AT_INCLUDE_PATH.'footer.inc.php');
- exit;
- }
- chmod ($package_path, 0755);
- }
-
- $archive = new PclZip($_FILES['file']['tmp_name']);
- if ($archive->extract (PCLZIP_OPT_PATH, $package_path) == 0) {
-
- require(AT_INCLUDE_PATH.'header.inc.php');
- echo 'Error : '.$archive->errorInfo(true);
- require(AT_INCLUDE_PATH.'footer.inc.php');
- clr_dir($package_path);
- exit;
- }
-
- chmodPackageDir ($package_path);
-
- $sql = "SELECT max_quota
- FROM ".TABLE_PREFIX."courses
- WHERE course_id=$_SESSION[course_id]";
-
- $result = mysql_query($sql, $db);
- $q_row = mysql_fetch_assoc($result);
-
- if ($q_row['max_quota'] != AT_COURSESIZE_UNLIMITED) {
-
- if ($q_row['max_quota'] == AT_COURSESIZE_DEFAULT) {
- $q_row['max_quota'] = $MaxCourseSize;
- }
- $totalBytes = dirsize($import_path);
- $course_total = dirsize(AT_CONTENT_DIR . $_SESSION['course_id'].'/');
- $total_after = $q_row['max_quota'] - $course_total - $totalBytes + $MaxCourseFloat;
-
- if ($total_after < 0) {
- require(AT_INCLUDE_PATH.'header.inc.php');
- $errors = array('NO_CONTENT_SPACE', number_format(-1*($total_after/AT_KBYTE_SIZE), 2 ) );
- $msg->printErrors($errors);
-
- require(AT_INCLUDE_PATH.'footer.inc.php');
- clr_dir($import_path);
- exit;
- }
- }
-
-
-parseManifest ($package_path);
-doValidation();
-doImport();
-
-
-if (isset($_POST['url'])) {
- @unlink($full_filename);
-}
-$orgs = array();
-for ($i=1; $orgitems[$i]; $i++) {
- array_push ($orgs, $orgitems[$i]['title']);
-}
-$oc = sizeOf($orgs);
-if ($oc == 1) {
- $msg->addFeedback(array('PACKAGE_IMPORT_SUCCESS', $orgs[0]));
-} else {
- $l = '';
- for ($i=0; $i<$oc; $i++) {
- $l .= '<li>' . $orgs[$i] . '</li>';
- }
- $msg->addFeedback(array('PACKAGES_IMPORT_SUCCESS', $l));
-}
-
-header('Location: ./index.php');
-exit;
-
-
-function parseManifest ($import_path) {
- global $msg;
-
- $ims_manifest_xml = @file_get_contents($import_path.'imsmanifest.xml');
-
- if ($ims_manifest_xml === false) {
- require(AT_INCLUDE_PATH.'header.inc.php');
- $msg->addError('NO_IMSMANIFEST');
- $msg->printErrors();
- require(AT_INCLUDE_PATH.'footer.inc.php');
- clr_dir($import_path);
- exit;
- }
-
- $xml_parser = xml_parser_create();
-
- xml_parser_set_option($xml_parser, XML_OPTION_CASE_FOLDING, false);
- xml_set_element_handler($xml_parser, 'startElement', 'endElement');
- xml_set_character_data_handler($xml_parser, 'characterData');
-
- if (!xml_parse($xml_parser, $ims_manifest_xml, true)) {
- die(sprintf("XML error: %s at line %d",
- xml_error_string(xml_get_error_code($xml_parser)),
- xml_get_current_line_number($xml_parser)));
- }
-
- xml_parser_free($xml_parser);
-}
-
-function scormType ($i) {
- global $idxs, $orgitems, $res;
- $r = $res[$orgitems[$idxs[$i]]['identifierref']]['adlcp:scormtype'];
- if ($r) return $r;
- $o = explode ('.', $idxs[$i]);
- if (sizeOf($o) > 1) return 'cluster';
- return 'organization';
-}
-
-function doValidation () {
- global $msg;
- global $orgitems;
- global $idxs;
- global $res;
- global $package_path;
-
- $ic = sizeOf ($idxs);
-
- $err = 0;
- $warn = 0;
-
- for ($i=0; $i<$ic; $i++) {
- $title = addslashes($orgitems[$idxs[$i]]['title']);
-
- $href = $res[$orgitems[$idxs[$i]]['identifierref']]['href'];
- $styp = $res[$orgitems[$idxs[$i]]['identifierref']]['adlcp:scormtype'];
- $pre = $orgitems[$idxs[$i]]['adlcp:prerequisites'];
- $max = $orgitems[$idxs[$i]]['adlcp:maxtimeallowed'];
- $act = $orgitems[$idxs[$i]]['adlcp:timelimitaction'];
- $lms = $orgitems[$idxs[$i]]['adlcp:datafromlms'];
- $mas = $orgitems[$idxs[$i]]['adlcp:masteryscore'];
-
- if ($idxs[$i].'.1' == $idxs[$i+1]) { // cluster
- if ($href != '' && ++$warn)
- $msg->addWarning ('SCORM_ITEM_CLUSTER_HAS_OBJECT');
- } else {
- if ($styp == '' && ++$err)
- $msg->addError ('SCORM_ITEM_SCORMTYPE_MISSING');
- if ($href == '' && ++$err)
- $msg->addError ('SCORM_ITEM_HREF_MISSING');
- }
-
- }
- if ($err) {
- header('Location: ./index.php');
- exit;
- }
-
-}
-
-
-function doImport () {
- global $db;
- global $msg;
- global $orgitems;
- global $idxs;
- global $res;
- global $package_path;
-
- $now = date('Y-m-d H:i:s');
- $file = $_FILES['file']['name'];
- $sql = "INSERT INTO ".TABLE_PREFIX."packages
- VALUES (
- NULL,
- '$file',
- '$now',
- $_SESSION[course_id],
- 'scorm-1.2'
- )";
-
- $result = mysql_query($sql, $db);
- if (!$result) {
- require(AT_INCLUDE_PATH.'header.inc.php');
- $msg->addError('DB_NOT_UPDATED');
- $msg->printAll();
- require(AT_INCLUDE_PATH.'footer.inc.php');
- exit;
- }
-
- $pkg = mysql_insert_id($db);
- rename ($package_path, dirname($package_path) . '/' . $pkg);
-
- $ic = sizeOf ($idxs);
-
- for ($i=0; $i<$ic; $i++) {
- $title = addslashes($orgitems[$idxs[$i]]['title']);
- $scormtype = scormType($i);
-
- switch ($scormtype) {
- case 'organization':
- $sql = "INSERT INTO ".TABLE_PREFIX."scorm_1_2_org (
- package_id, title
- ) VALUES ( $pkg, '$title')";
-
- $result = mysql_query($sql, $db);
- if (!$result) {
- require(AT_INCLUDE_PATH.'header.inc.php');
- $msg->addError('DB_NOT_UPDATED');
- $msg->printAll();
- require(AT_INCLUDE_PATH.'footer.inc.php');
- exit;
- }
- $orgid = mysql_insert_id($db);
- $sql = "INSERT INTO ".TABLE_PREFIX."scorm_1_2_item
- VALUES (
- 0,
- $orgid,
- '$idxs[$i]',
- '$title',
- '',
- '$scormtype',
- '', '', '', '', ''
- )";
- $result = mysql_query($sql, $db);
- break;
-
- case 'sco':
- if (!$orgitems[$idxs[$i]]['adlcp:timelimitaction'])
- $orgitems[$idxs[$i]]['adlcp:timelimitaction'] =
- 'continue, no message';
- case 'asset':
- case 'cluster':
- $href = $res[$orgitems[$idxs[$i]]['identifierref']]['href'];
- $pre = $orgitems[$idxs[$i]]['adlcp:prerequisites'];
- $max = $orgitems[$idxs[$i]]['adlcp:maxtimeallowed'];
- $act = $orgitems[$idxs[$i]]['adlcp:timelimitaction'];
- $lms = $orgitems[$idxs[$i]]['adlcp:datafromlms'];
- $mas = $orgitems[$idxs[$i]]['adlcp:masteryscore'];
- $sql = "INSERT INTO ".TABLE_PREFIX."scorm_1_2_item
- VALUES (
- 0,
- $orgid,
- '$idxs[$i]',
- '$title',
- '$href',
- '$scormtype',
- '$pre',
- '$max', '$act', '$lms', '$mas'
- )";
- $result = mysql_query($sql, $db);
- if (!$result) {
- require(AT_INCLUDE_PATH.'header.inc.php');
- $msg->addError('DB_NOT_UPDATED');
- $msg->printAll();
- require(AT_INCLUDE_PATH.'footer.inc.php');
- exit;
- }
- }
- }
-}
-
-
-function startElement($parser, $name, $h) {
-
- global $orgid, $itemid, $depth;
- global $orgitems, $idx, $idxs;
- global $res, $ress;
- global $files, $finfo, $totalsize;
-
- switch ($name) {
- case 'organization':
- $orgid++;
- case 'item':
- $itemid[$depth++]++;
- $idx = implode ('.', $itemid);
- array_push ($idxs, $idx);
- while (list($l, $r) = each($h)) {
- $orgitems[$idx][$l]=$r;
- }
- break;
- case 'title':
- break;
-
- case 'resource':
- array_push ($ress, $h['identifier']);
- while (list($l, $r) = each($h)) {
- $res[$h['identifier']][$l]=$r;
- }
- break;
- case 'dependency':
- break;
- case 'file':
- array_push ($files, $h['href']);
- $f=AT_CONTENT_DIR
- .'import/'.$_SESSION['course_id']
- .'/'.$h['href'];
- $finfo[$h['href']] = @stat($f);
- $totalsize += $finfo[$h['href']]['size'];
- break;
- }
-}
-
-function endElement($parser, $name) {
- global $orgid, $idx, $itemid, $depth, $text, $orgitems;
-
- switch ($name) {
- case 'organization':
- $depth=0;
- $itemid = array ($orgid);
- break;
- case 'item':
- while ($itemid[$depth]) {
- array_pop($itemid);
- }
- $depth--;
- break;
- case 'title':
- case 'adlcp:datafromlms':
- case 'adlcp:maxtimeallowed':
- case 'adlcp:timelimitaction':
- case 'adlcp:prerequisites':
- case 'adlcp:masteryscore':
- $orgitems[$idx][$name] = trim($text);
- break;
- case 'resource':
-
- }
- $text = '';
-}
-
-function characterData($parser, $data){
- global $text;
-
- $text .= $data;
-}
-
-?>
projects / atutor.git / blobdiff