A library of helper functions Script Include ServiceNow

gistfile1.js

var CMHelper = Class.create();
CMHelper.prototype = {
    initialize: function() {
    },
    getStartOfWeek: function(){
        var created = new GlideDateTime(); //now
        var dtUtil = new DateTimeUtils(); //Helper class
        var firstDay = gs.getProperty("com.snc.time_card.start_day", 7); //default to Sunday
        var startOfWeek = dtUtil.getWeekStart(created, firstDay).getDisplayValue(); //GlideDate
        return startOfWeek;
    },
    getSevenDaysAgo: function(startDay){
        var sevenDaysMilliSeconds = 604800000;
        var objLastWeek = new GlideDateTime(startDay + ' 00:00:00');
        objLastWeek.subtract(sevenDaysMilliSeconds);
        return objLastWeek.getValue().split(" ")[0];
    },
    
    getSysId: function(itemName,tableName,fieldName){
        //Todo: add varable incase the 'name' field is not correct
        var defaultField = 'name';
		var fldName = (typeof fieldName === 'undefined')?defaultField:fieldName;
		
        var gdRec = new GlideRecord(tableName);
        gdRec.addQuery(fldName, '=', itemName);
        gdRec.query();
        gs.log("itemName: " + itemName + " tableName: " + tableName + " fieldName: " + fieldName + " fldName: " + fldName);
		if(gdRec.next()){
            return gdRec.sys_id;
			
            
        }else{
            return false;
        }
		
    },
    type: 'CMHelper'
}