ServiceNow Scripting Use Cases and Tasks

This document outlines various use cases and associated tasks for learning and practicing ServiceNow scripting. The tasks are categorized by topic and include suggested resources and practical examples.

1. ServiceNow Scripting Basics

2. Advanced Glide Record Queries

3. UI Policies and Client Scripts

4. Script Includes and Server-Side Scripting

5. Scheduled Jobs and Background Scripts

6. REST APIs and Scripted REST APIs

7. REST Integrations

Answers: 1)

(function executeRule(current, previous /*null when async*/) {

    // Check if work notes are updated
    if (current.work_notes.changes()) {
        // Format text with new lines
        current.short_description = "Updated by: " + current.sys_updated_by + "\n" +
                                    "Work Notes: " + current.work_notes;
    }

})(current, previous);

function onSubmit() {
    // Get User ID and Email from the form
    var userID = g_form.getValue('u_user_id'); // Adjust field name if different
    var email = g_form.getValue('u_email_id'); // Adjust field name if different

    // Allowed Email Domains
    var validDomains = ["company.com", "organization.org", "example.net"];

    // Validate User ID
    if (!userID) {
        g_form.addErrorMessage("User ID is required.");
        return false; // Stop form submission
    }

    // Validate Email
    if (email) {
        var emailParts = email.split('@');
        if (emailParts.length !== 2 || validDomains.indexOf(emailParts[1]) === -1) {
            g_form.addErrorMessage("Invalid email domain. Please use a company-approved email.");
            return false; // Stop form submission
        }
    } else {
        g_form.addErrorMessage("Email is required.");
        return false;
    }

    return true; // Allow form submission if everything is valid
}

function onLoad() {
    // Get the logged-in user's ID
    var userID = g_user.userID;

    // Set the "Requested For" field value
    g_form.setValue('u_requested_for', userID);
}

(function() {
    var userID = gs.getUserID(); // Get logged-in user's Sys ID
    var userRecord = new GlideRecord('sys_user'); 
    if (userRecord.get(userID)) {
        var userLocation = userRecord.location; // Get user's location
        var incidentList = [];

        var incidentGR = new GlideRecord('incident');
        incidentGR.addQuery('caller_id', userID); // Incident opened by the logged-in user
        incidentGR.addQuery('location', userLocation); // Incident location matches user location
        incidentGR.query();

        while (incidentGR.next()) {
            incidentList.push({
                number: incidentGR.number.toString(),
                short_description: incidentGR.short_description.toString(),
                state: incidentGR.state.toString(),
                location: incidentGR.location.getDisplayValue(),
                opened_at: incidentGR.opened_at.toString()
            });
        }
		gs.info("No of Incidents" + incidentList.length);
        gs.info(JSON.stringify(incidentList)); // Logs output (for debugging)
        return incidentList; // Returns list of matching incidents
    }
})();

(function() {
    var userID = gs.getUserID(); // Get logged-in user's Sys ID
    gs.info("Current User ID: " + userID); // Debugging

    var incidentGR = new GlideRecord('incident');
    incidentGR.addQuery('assigned_to', userID); // Assigned to logged-in user
    incidentGR.addQuery('active', true); // Only active incidents
    incidentGR.orderBy('priority'); // Sort by priority (1 = Highest)
    incidentGR.query();

    var incidentList = [];
    gs.info("Query Executed, Checking Results..."); // Debugging

    while (incidentGR.next()) {
        gs.info("Found Incident: " + incidentGR.number + " | " + incidentGR.assigned_to.getDisplayValue());
        
        incidentList.push({
            number: incidentGR.number.toString(),
            short_description: incidentGR.short_description.toString(),
            priority: incidentGR.priority.toString(),
            state: incidentGR.state.getDisplayValue()
        });
    }
	gs.info("Logged-in User ID: " + gs.getUserID());
    gs.info("Total Incidents Found: " + incidentList.length); // Debugging
    gs.info(JSON.stringify(incidentList)); // Debugging

    return incidentList; // Return the list
})();

function onChange(control, oldValue, newValue, isLoading) {
    if (isLoading || newValue === '') {
        return;
    }

    // Get the display value of the selected caller
    var callerName = g_form.getDisplayBox('caller_id').value;

    if (callerName === "Abel Tuter") {
        // Make Assignment Group mandatory
        g_form.setMandatory('assignment_group', true);
        
    } else {
        // Reset the mandatory condition
        g_form.setMandatory('assignment_group', false);
        g_form.clearMessages();
    }
}