MelliCode.js

/**
 * Useful function for Melli code validation
 * @author Alireza Ahmadi info@alireza.es
 * @param code {String} Melli code
 * @return {Boolean} Melli code credential
 */
var MelliCode = function(code){
	if(code.length != 10) {
		return false;
	}
	else{
		var ctrlCode;
		var sum;
		var result;
		var newControlCode;
		code = code.split('');
		code.reverse();
		code.unshift('+PLACEHOLDER+');
		ctrlCode = code[1];
		sum = 0;
		for(var i=2;i<11;i++){
			sum += code[i] * i;
		}
		result = (sum%11);
		newControlCode = (result < 2) ? (result) : (11-result);
		return (newControlCode == ctrlCode) ? true : false;
	}	
};