%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/* For licensing terms, see /license.txt */
class Imscc13Import
{
public const FORMAT_IMSCC13 = 'imscc13';
public function log($message, $level, $a = null, $depth = null, $display = false)
{
error_log("(imscc1) $message , level : $level , extra info: $a, message depth : $depth");
}
public static function detectFormat($filepath)
{
$manifest = Cc1p3Convert::getManifest($filepath);
if (file_exists($manifest)) {
// Looks promising, lets load some information.
$handle = fopen($manifest, 'r');
$xmlSnippet = fread($handle, 1024);
fclose($handle);
// Check if it has the required strings.
$xmlSnippet = strtolower($xmlSnippet);
$xmlSnippet = preg_replace('/\s*/m', '', $xmlSnippet);
$xmlSnippet = str_replace("'", '', $xmlSnippet);
$xmlSnippet = str_replace('"', '', $xmlSnippet);
$search_string = "xmlns=http://www.imsglobal.org/xsd/imsccv1p3/imscp_v1p1";
if (strpos($xmlSnippet, $search_string) !== false) {
return self::FORMAT_IMSCC13;
}
}
return null;
}
/**
* Read the imsmanifest.xml file in the app/cache/imsccImport temp folder.
*
* @param $filepath
*
* @return void
*/
public function execute($filepath)
{
$manifest = Cc1p3Convert::getManifest($filepath);
if (empty($manifest)) {
throw new RuntimeException('No Manifest detected!');
}
$validator = new ManifestValidator('schemas13');
if (!$validator->validate($manifest)) {
throw new RuntimeException('validation error(s): '.PHP_EOL.ErrorMessages::instance());
}
$cc113Convert = new Cc1p3Convert($manifest);
if ($cc113Convert->isAuth()) {
throw new RuntimeException('protected_cc_not_supported');
}
$cc113Convert->generateImportData();
}
/**
* Unzip a file into the specified directory. Throws a RuntimeException
* if the extraction failed.
*/
public static function unzip($file, $to = 'cache/zip')
{
@ini_set('memory_limit', '256M');
if (!is_dir($to)) {
mkdir($to);
chmod($to, 0777);
}
if (class_exists('ZipArchive')) {
// use ZipArchive
$zip = new ZipArchive();
$res = $zip->open($file);
if ($res === true) {
$zip->extractTo($to);
$zip->close();
} else {
throw new RuntimeException('Could not open zip file [ZipArchive].');
}
} else {
// use PclZip
$zip = new PclZip($file);
if ($zip->extract(PCLZIP_OPT_PATH, $to) === 0) {
throw new RuntimeException('Could not extract zip file [PclZip].');
}
}
return true;
}
}
Zerion Mini Shell 1.0