/**
* Parse an IMS content package's manifest file to determine its structure
* @param object $imscp
* @param object $context
* @return array
*/
function imscp_parse_structure($imscp, $context)
{
$fs = get_file_storage();
if (!($manifestfile = $fs->get_file($context->id, 'mod_imscp', 'content', $imscp->revision, '/', 'imsmanifest.xml'))) {
return null;
}
imscp_parse_manifestfile($manifestfile->get_content());
}
/**
* Parse the IMS package structure for the $imscp->structure field
*
* @param string $manifestfilepath the full path to the manifest file to parse
*/
protected function parse_structure($manifestfilepath, $imscp, $context)
{
global $CFG;
if (!file_exists($manifestfilepath)) {
$this->log('missing imscp manifest file', backup::LOG_WARNING);
return null;
}
$manifestfilecontents = file_get_contents($manifestfilepath);
if (empty($manifestfilecontents)) {
$this->log('empty imscp manifest file', backup::LOG_WARNING);
return null;
}
require_once $CFG->dirroot . '/mod/imscp/locallib.php';
return imscp_parse_manifestfile($manifestfilecontents, $imscp, $context);
}
