moodle/mod/scorm/validate.php

84 lines
2.3 KiB
PHP
Executable File

<?php // $Id$
require_once("../../config.php");
require_once("lib.php");
require_login();
$reference = clean_param($_GET["reference"], PARAM_PATH);
$courseid = $_GET["id"];
$datadir = '';
if (isset($_GET["datadir"])) {
$datadir = $_GET["datadir"];
}
$scormid = 0;
$launch = 0;
$result = '';
$errorlogs = '';
if (isset($_GET["instance"])) {
$scormid = $_GET["instance"];
$launch = 1;
$fp = fopen($CFG->dataroot.'/'.$courseid.'/'.$reference,"r");
$fstat = fstat($fp);
fclose($fp);
if ($scorm = get_record("scorm","id",$scormid)) {
if ((($scorm->timemodified < $fstat["mtime"]) && ($scorm->reference == $reference)) || ($scorm->reference != $reference)) {
// This is a new package
$launch = 0;
} else {
// Old package already validated
$result = 'found';
}
}
}
if ($launch == 0) {
//
// Package must be validated
//
// Create a temporary directory to unzip package and validate imsmanifest
$tempdir = '';
$scormdir = '';
if ($scormdir = make_upload_directory("$courseid/$CFG->moddata/scorm")) {
if ($tempdir = scorm_datadir($scormdir, $datadir)) {
copy ("$CFG->dataroot/$courseid/$reference", $tempdir."/".basename($reference));
unzip_file($tempdir."/".basename($reference), $tempdir, false);
$result = scorm_validate($tempdir."/imsmanifest.xml");
} else {
$result = "packagedir";
}
} else {
$result = "datadir";
}
if (($result != "regular") && ($result != "found")) {
// Generate error log string
$result = get_string($result,'scorm');
if ($CFG->scorm_validate == 'domxml') {
foreach ($errors as $error) {
$errorlogs .= get_string($error->type,"scorm",$error->data) . ".\n";
}
}
if (is_dir($tempdir)) {
// Delete files and temporary directory
scorm_delete_files($tempdir);
} else {
// Delete package file
unlink ($tempdir."/".basename($reference));
}
} else {
$datadir = substr($tempdir,strlen($scormdir));
}
}
//
// Print validation result
//
echo $result . "\n";
echo $launch . "\n";
echo $datadir . "\n";
if ($errorlogs != '') {
echo $errorlogs;
}
?>