ServiceNow Weekend Checker (Client-Side Utility)

Core ServiceNow APIs/GlideAjax/Check Weekend - Client Side/README.md

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+
+# ServiceNow Weekend Checker (Client-Side Utility)
+
+A reusable client-side script to detect weekends (Saturday/Sunday) and modify ServiceNow form behaviour accordingly.
+
+# Overview
+
+This project contains a simple, reusable utility for determining if the current date (based on the user’s browser timezone) falls on a weekend.  
+It’s ideal for Client Scripts, Catalog Client Scripts, or Service Portal widgets.
+
+# Features
+
+- ✅ Lightweight — no dependencies  
+- ✅ Works across all client script contexts  
+- ✅ Includes helper method for automatic info messages   
+
+## ⚙️ Usage
+Create the Script Include present in the WeekendChecker.js file
+Use the Client-Side Script to call GlideAjax and determine if the day/date is a weekend or not.

Core ServiceNow APIs/GlideAjax/Check Weekend - Client Side/WeekendChecker.js

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+//Script Include
+var DateUtilityAjax = Class.create();
+DateUtilityAjax.prototype = Object.extendsObject(AbstractAjaxProcessor, {
+//Returns true if the current server date is a weekend
+    isWeekend: function() {
+        var gdt = new GlideDateTime();
+        var dayOfWeek = gdt.getDayOfWeekLocalTime(); // Sunday = 1, Monday = 2, ..., Saturday = 7 in Servicenow
+        return (dayOfWeek === 1 || dayOfWeek === 7);
+    },
+
+    type: 'DateUtilityAjax'
+});
+
+//Client Script - GlideAjax
+function onLoad() {
+    var ga = new GlideAjax('DateUtilityAjax');
+    ga.addParam('sysparm_name', 'isWeekend');
+
+    ga.getXMLAnswer(function(answer) {
+        var isWeekend = (answer === 'true');
+
+        if (isWeekend) {
+            g_form.addInfoMessage('Server reports it’s the weekend - some actions are restricted.');
+        } else {
+            g_form.addInfoMessage('Weekday detected - normal operations available.');
+        }
+    });
+}