/**
* updates the links to the test nodes inside the testo fields of the node
* the id of the test MUST be substituted with the generated ones
*
* @param int $courseNewID
*
* @access private
*/
private function _updateTestLinksInNodes($courseNewID)
{
$this->_logMessage(__METHOD__ . ' Updating nodes that have a link to a test:');
$nodesToUpdate = $this->_dh->get_nodes_with_test_link_for_course($courseNewID, $this->_importStartTime);
if (!AMA_DB::isError($nodesToUpdate)) {
$this->_logMessage(__METHOD__ . " Candidates for updating: \n" . print_r($nodesToUpdate, true));
$this->_logMessage(__METHOD__ . " This is the replacement TEST ids array \n" . print_r($this->_testNodeIDMapping, true));
$delimiter = '#';
$regExp = '/' . preg_quote('id_test=', '/') . '(\\d+)' . '/';
$search = array();
$replace = array();
foreach ($this->_testNodeIDMapping as $oldID => $newID) {
$search[] = 'id_test=' . $oldID . $delimiter;
$replace[] = 'id_test=' . $newID;
}
foreach ($nodesToUpdate as $arrElem) {
foreach ($arrElem as $nodeID) {
$this->_logMessage(__METHOD__ . ' UPDATING NODE id=' . $nodeID);
$nodeInfo = $this->_dh->get_node_info($nodeID);
/**
* First put a delimiter just after the linked id_test to prevent
* this situation:
* id_test=2 ..blablabla... id_test=24
* without an end delimiter, how can you subsitute id_test=2
* BUT NOT id_test=24 ???
*
* NOTE: This is done in the 3rd argument of str_ireplace
*/
$nodeInfo['text'] = str_ireplace($search, $replace, preg_replace($regExp, 'id_test=$1' . $delimiter, $nodeInfo['text']));
$this->_dh->set_node_text($nodeID, $nodeInfo['text']);
}
}
} else {
$this->_logMessage(__METHOD__ . ' Error in retreiving nodes to be updated: ' . $nodesToUpdate->getMessage());
}
}
