NFC and the Salesforce Mobile SDK

Cory Cowgill, West Monroe Partners, Senior Consultant

@corycowgill

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Cory Cowgill

Senior Consultant

West Monroe Partners

@corycowgill

Agenda

NFC Showcase

NFC Overview

Mobile Hybrid Application Architecture

Use Case Overview and Demo – vCard Cloud Loader

Source Code Deep Dive

Q&A

NFC Showcase #1 – Mobile Payments

NFC Showcase #2 – Hotel Key

NFC Showcase #3 – Content Sharing

NFC Overview

NFC stands for Near Field Communication.

Allows both active (smartphones) and passive

(NFC tag) devices to transmit data wirelessly.

Requires devices to be centimeters apart.

Based on existing RFID technology.

NDEF – NFC Data Exchange Format

What can you build with NFC?

Transaction based applications:

• Google Wallet

• iOS Passport (?)

• Rewards Programs

Data Sharing Applications

• Contacts

• Photos & Videos

• URL’s

Task Launchers

• WiFi Setups

• Custom Application Triggers

NFC and Device Support

Operating Systems

• Currently Available:

– Google Android

– Blackberry

• Rumored or Soon to be Released:

– iOS 6.0

– Windows Phone

Smartphones & Tablets

• Samsung Galaxy Phones

• Google Nexus 7 Tablet

Mobile Hybrid Application Architecture

Portable Codebase

• Core application can run on multiple

devices

PhoneGap & Plugins

• Allows access to hardware API’s from

Javascript

Android NFC Tag Dispatch System

PhoneGap & Plugins

• PhoneGap NFC Plugin abstracts

NFC Tag Dispatch System

• Ensures that across devices the

different NFC systems

implementations will work with

your mobile application.

Use Case Overview & Demo

NFC vCard Cloud Loader

• A mobile application that uploads a NFC tagged business card into Salesforce.com.

• Application is portable to different mobile operating systems.

• YouTube Video Demonstration

– http://www.youtube.com/watch?v=nXq409WsI1E&feature=plcp

• DeveloperForce Article

– http://wiki.developerforce.com/page/Developing_Mobile_Applications_That_Support_N

ear_Field_Communication_(NFC)

Source Code Deep Dive

Eclipse IDE

Sourcecode on Github

– https://github.com/corycowgill/NFC_vCard_Loader

Code Deep Dive Guideposts

• 1. Install & Configured the NFC Plugin

• 2. Register for NFC Events

• 3. Handle the NFC Read Event

• 4. Process & Parse the NFC Tag Data

• 5. Upload to Force.com

Source Code Part 1 – PhoneGap Plugin Install Library Downloads

• Download the .JAR (phonegap-nfc-android.jar) and JavaScript file (phonegap-

nfc.js) for the plugin.

• Copy the .JAR file into your applications library folder.

• Copy the JavaScript file into your applications JavaScript folder.

HTML Page Includes

• Include the Javascript libraries in your HTML.

PhoneGap Plugin Config

• Update your PhoneGap plugin xml file (plugins.xml) to include the plugin class:

• <plugin name="NfcPlugin" value="com.chariotsolutions.nfc.plugin.NfcPlugin"/>

Authorize NFC for the application in the manifest

• <uses-permission android:name="android.permission.NFC" />

Source Code Part 2 – Registering NFC Listeners

Source Code Part 3 – Handle NFC Payload

NFC Read Event

• “nfcEvent” object will include the tag object

• Tag object will have the encoded data for reading and writing

Source Code Part 4 – Parse the Tag Data

Parse NFC Tag Payload

• Data is NDEF Formatted

• Data is further encoded as vCard data

• vCard data manipulation is performed via JavaScript Library

– https://github.com/mattt/vcard.js

Source Code Part 5 – Upsert Data into Force.com

Upsert the Contact into Force.com

• Use the Force.com Mobile Toolkit

• Pass the Contact record we created from parsing the tag data

• Display the results on the screen to the end user

Additional Resources

Force.com Mobile SDK

• http://wiki.developerforce.com/page/Mobile_SDK

NFC PhoneGap (Open Source) plugin by Don Coleman

• https://github.com/chariotsolutions/phonegap-nfc

vCard JavaScript Library (Open Source)

• https://github.com/mattt/vcard.js

NFC vCard Cloud Loader Source

• https://github.com/corycowgill/NFC_vCard_Loader

Developer Force Wiki

• http://wiki.developerforce.com/page/Developing_Mobile_Applications_That_Support_

Near_Field_Communication_(NFC)