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executable file 156 lines (149 sloc) 6.027 kb
<?php // $Id$
require_once("../../config.php");
require_once('locallib.php');
$courseid = required_param('id', PARAM_INT); // Course Module ID
$reference = required_param('reference'); // Package path
$scormid = optional_param('instance', '', PARAM_INT); // scorm ID
$confirmed = optional_param('confirmed', false, PARAM_BOOL); // This package is changed and some tracks could be lost.
// Has the editor confirmed to continue?
require_login($courseid, false);
if (confirm_sesskey() && !empty($courseid)) {
$launch = 0;
$validation = new stdClass();
$referencefield = $reference;
if (empty($reference)) {
$launch = -1;
$validation->result = "packagefile";
} else if ($reference[0] == '#') {
require_once($repositoryconfigfile);
if ($CFG->repositoryactivate) {
$referencefield = $reference.'/imsmanfest.xml';
$reference = $CFG->repository.substr($reference,1).'/imsmanifest.xml';
} else {
$launch = -1;
$validation->result = "packagefile";
}
} else if (substr($reference,0,7) != 'http://') {
$reference = $CFG->dataroot.'/'.$courseid.'/'.$reference;
}
if (!empty($scormid)) {
//
// SCORM Update
//
if (($launch != -1) && is_file($reference)) {
$fp = fopen($reference,"r");
$fstat = fstat($fp);
fclose($fp);
if ($scorm = get_record("scorm","id",$scormid)) {
if ($scorm->reference[0] == '#') {
require_once($repositoryconfigfile);
if ($CFG->repositoryactivate) {
$oldreference = $CFG->repository.substr($scorm->reference,1).'/imsmanifest.xml';
} else {
$oldreference = $scorm->reference;
}
} else if (substr($reference,0,7) != 'http://') {
$oldreference = $CFG->dataroot.'/'.$courseid.'/'.$scorm->reference;
}
$launch = $scorm->launch;
if ((($scorm->timemodified < $fstat["mtime"]) && ($oldreference == $reference)) || ($oldreference != $reference)) {
// This is a new or a modified package
if (!$confirmed) {
if ($tracks = get_records('scorm_scoes_track','scormid',$scormid)) {
$validation->result='confirm';
$launch = -1;
} else {
$launch = 0;
}
} else {
$launch = 0;
}
} else {
// Old package already validated
$validation->result = 'found';
if (strpos($scorm->version,'AICC') !== false) {
$validation->pkgtype = 'AICC';
} else {
$validation->pkgtype = 'SCORM';
}
}
} else {
$validation->result = 'badinstance';
$launch = -1;
}
} else {
$validation->result = 'badreference';
$launch = -1;
}
}
//$launch = 0;
if ($launch == 0) {
//
// Package must be validated
//
$ext = strtolower(substr(basename($reference),strrpos(basename($reference),'.')));
switch ($ext) {
case '.pif':
case '.zip':
// Create a temporary directory to unzip package and validate package
$tempdir = '';
$scormdir = '';
if ($scormdir = make_upload_directory("$courseid/$CFG->moddata/scorm")) {
if ($tempdir = scorm_datadir($scormdir)) {
copy ("$reference", $tempdir."/".basename($reference));
unzip_file($tempdir."/".basename($reference), $tempdir, false);
unlink ($tempdir."/".basename($reference));
$validation = scorm_validate($tempdir);
} else {
$validation->result = "packagedir";
}
} else {
$validation->result = "datadir";
}
break;
case '.xml':
if (basename($reference) == 'imsmanifest.xml') {
$validation = scorm_validate(dirname($reference));
} else {
$validation->result = "manifestfile";
}
break;
default:
$validation->result = "packagefile";
break;
}
if (($validation->result != "regular") && ($validation->result != "found")) {
$validation->result = get_string($validation->result,'scorm');
if (is_dir($tempdir)) {
// Delete files and temporary directory
scorm_delete_files($tempdir);
}
} else {
if ($ext == '.xml') {
$datadir = dirname($referencefield);
} else {
$datadir = substr($tempdir,strlen($scormdir));
}
}
}
//
// Print validation result
//
echo 'result=' . $validation->result . "\n";
echo 'launch=' . $launch . "\n";
if (isset($validation->pkgtype)) {
echo 'pkgtype=' . $validation->pkgtype . "\n";
}
if (isset($datadir)) {
echo 'datadir=' . $datadir . "\n";
}
if (isset($validation->errors[1])) {
echo 'errorlogs='."\n";
foreach($validation->errors as $error) {
echo get_string($error->type,"scorm",$error->data) . "\n";
}
}
} else {
echo 'result=' . get_string('badrequest','scorm') . "\n";
}
?>
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