Dreamforce 2012 Presentation Slides on NFC and the Salesforce Mobile SDK

1. NFC and the Salesforce Mobile SDK
Cory Cowgill, West Monroe Partners, Senior Consultant
@corycowgill

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3. Cory Cowgill
Senior Consultant
West Monroe Partners
@corycowgill

4. Agenda
 NFC Showcase
 NFC Overview
 Mobile Hybrid Application Architecture
 Use Case Overview and Demo – vCard Cloud Loader
 Source Code Deep Dive
 Q&A

5. NFC Showcase #1 – Mobile Payments

6. NFC Showcase #2 – Hotel Key

7. NFC Showcase #3 – Content Sharing

8. 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

9. 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

10. 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

11. Mobile Hybrid Application Architecture
 Portable Codebase
• Core application can run on multiple
devices
 PhoneGap & Plugins
• Allows access to hardware API’s from
Javascript

12. 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.

13. 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)

14. 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

15. 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" />

16. Source Code Part 2 – Registering NFC Listeners

17. 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

18. 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

19. 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

20. 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)