Remove MongoDB ObjectIds and DBRefs and replaces them with their string values.

removeMongoRefs.js

var docsQueue = [];

function processRefs(document, field)
{
  	for(var field in document) {
  		if (document[field] instanceof Array) {
			for(var embededDoc in document[field]){
			  	if (document[field][embededDoc] instanceof DBRef) {
			  		document[field][embededDoc] = document[field][embededDoc]["$id"].str;
			  	} else if (document[field][embededDoc] instanceof DBRef) {
			  	  	document[field][embededDoc] = document[field][embededDoc].str;
			  	} else {
			  	  	docsQueue.push(document[field][embededDoc], field);
			  	}
			}
		} else if (document[field] instanceof DBRef ) {
			document[field] = document[field]["$id"].str;
  		} else if (document[field] instanceof ObjectId) {
  			document[field] = document[field].str;
  		}
  	}
}

db.company.find({_id: {$exists: true}}).limit(1).forEach(function(document){
	
	docsQueue.push(document);
	
	while(docsQueue.length > 0)
	{
	  	processRefs(docsQueue.pop());
	}
	
	printjson(document);
});