Book Image

ServiceNow: Building Powerful Workflows

By : Tim Woodruff, Martin Wood, Ashish Rudra Srivastava
Book Image

ServiceNow: Building Powerful Workflows

By: Tim Woodruff, Martin Wood, Ashish Rudra Srivastava

Overview of this book

ServiceNow is a SaaS application that provides workflow form-based applications. It is an ideal platform for creating enterprise-level applications, giving requesters and fulfillers improved visibility and access to a process. ServiceNow-based applications often replace email by providing a better way to get work done. This course will show you how to put important ServiceNow features to work in the real world. We will introduce key concepts and examples on managing and automating IT services, and help you build a solid foundation towards this new approach. You will then learn more about the power of tasks, events, and notifications. We’ll then focus on using web services and other mechanisms to integrate ServiceNow with other systems. Further on, you’ll learn how to secure applications and data, and understand how ServiceNow performs logging and error reporting. At the end of this course, you will acquire immediately applicable skills to rectify everyday problems encountered on the ServiceNow platform. The course provides you with highly practical content explaining ServiceNow from the following Packt books: 1. Learning ServiceNow 2. ServiceNow Cookbook 3. Mastering ServiceNow, Second Edition
Table of Contents (39 chapters)
Title Page
Credits
Preface
Free Chapter
1
Module 1
36
Bibliography

Getting into the server-side script


The server-side script runs on Service-Now server-side. Out of the box, Service-Now provides many ways to interact with Business Rules and Script Includes. Business Rules are like a DataManipulationLanguage (DML) command, which helps to manipulate the form field, and Script Includes are like a central repository of code, where you place all your code and call from the client side.

Getting ready

To go through this recipe, you should have an active Service-Now instance and valid credentials with an admin role.

How to do it…

  1. Open any standard web browser and type the instance address.
  2. Log in to the instance using valid credentials.
  3. To make recipe let’s understand some basics out of the box, Service-Now provides predefined variables, which you can use globally:
    • current: The current variable refers to the Service-Now form, which is currently being displayed
    • Previous: This is the record before any changes were made. This variable is available on delete or update, but...