mungedb-aggregate/lib/pipeline/matcher/ElementPath.js

"use strict";

var FieldRef = require('./FieldRef');

// Autogenerated by cport.py on 2013-09-17 14:37
var ElementPath = module.exports = function ElementPath(){
	this._fieldRef = new FieldRef();
	this.shouldTraverseLeafArray = false;
}, klass = ElementPath, base =  Object  , proto = klass.prototype = Object.create(base.prototype, {constructor:{value:klass}});


// File: path.h lines: 41-41
//         FieldRef _fieldRef;

proto._fieldRef = undefined;


// File: path.h lines: 42-42
//         bool _shouldTraverseLeafArray;

proto._shouldTraverseLeafArray = undefined;

/**
 * getFieldDottedOrArray 
 *
 * @method getFieldDottedArray
 * @param doc
 * @param path
 * @param idxPathObj This is an object with a pathID element. This allows for pass by ref in calling function.
 * */
klass.getFieldDottedOrArray = function getFieldDottedOrArray(doc, path, idxPathObj){
	// File path_internal.cpp lines 31-72
	if (path.numParts() === 0 ) { return doc.getField(""); }
	
	var res,curr = doc,
	    stop = false,
	    partNum = 0;
	while (partNum < path.numParts() && !stop) {
		res = curr.getField( path.getPart( partNum) );
		if(res instanceof EOO){
			stop = true;
		} else if (res instanceof Object) {
			curr = res;
			partNum++;
		} else if (res instanceof Array) {
			stop = true;
		} else {
			if (partNum + 1 < path.numParts() ) {
				res = {};
			}
			stope = true;
		}
		
	}

	idxPath.pathID = partNum;
	return res;
};

/**
 * isAllDigits does what it says on the tin.
 *
 * @method isAllDigits
 * @param str
 */

klass.isAllDigits = function isAllDigits ( str ){
	// File path_internal.cpp lines 23-29
	digitCheck = /\D/g;
	if (digitCheck.exec(str) === null){ return true; }
	return false;
};
	




/**
 * 
 * This documentation was automatically generated. Please update when you touch this function.
 * @method fieldRef
 * @param
 *
 */
proto.fieldRef = function fieldRef( /*  */ ){
// File: path.h lines: 37-36
	return this._fieldRef;
};


/**
 * 
 * This documentation was automatically generated. Please update when you touch this function.
 * @method init
 * @param
 *
 */
proto.init = function init( path ){  //  const StringData& path 
// File: path.cpp lines: 26-29
	this._shouldTraverseLeafArray = true;
	this._fieldRef.parse( path );
	return {'code':'OK'};
};


/**
 * 
 * This documentation was automatically generated. Please update when you touch this function.
 * @method setTraverseLeafArray
 * @param
 *
 */
proto.setTraverseLeafArray = function setTraverseLeafArray( b ){ //  bool b
// File: path.h lines: 35-34
	this._shouldTraverseLeafArray = b;
};


/**
 * 
 * This documentation was automatically generated. Please update when you touch this function.
 * @method shouldTraverseLeafArray
 * @param
 *
 */
proto.shouldTraverseLeafArray = function shouldTraverseLeafArray( /*  */ ){
// File: path.h lines: 38-37
	return this._shouldTraverseLeafArray;
};


klass.objAtPath = function objAtPath( doc,path) {
	debugger;
	if(path.length == 0) {
		debugger;
		return doc;
	}
	if (path.length > 0 && Object.keys(doc).length == 0){
		debugger;
		return {};
	}
	if (doc === null || doc === undefined) {
		debugger;
		return doc;
	}
	var tpath = path.split('.');
	debugger;
	return klass.objAtPath(doc[tpath[0]],tpath.slice(1).join('.'));
};