UC2009: GIS, Web 2.0 and Social Media
- 1. GIS and Web 2.0 Application Development EDN Team Copyright 2009 ESRI Inc.
- 2. What is Web 2.0? • 2nd generation of web development and design • Building applications to improve 2. Communication 4. Information sharing 6. Interoperability 8. Collaboration Copyright 2009 ESRI Inc.
- 3. Web 2.0 Blogs Badges Contributors is Open ID XML Rating evolving Sharing SOAP Social Networking Consumers RIA RSS Social Media Standards Wikis Video Collaboration Podcasts Feedback Copyright 2009 ESRI Inc.
- 4. Examples of Web 2.0 Applications • Blogs - Broadcasting • Wikis - Sharing • Open Source Sites - Collaboration • Social Media – Conversation, Collaboration and Sharing Copyright 2009 ESRI Inc.
- 5. Social Media and Sharing sites Copyright 2009 ESRI Inc.
- 6. Web 2.0-enabling Technologies and Services • RSS • HTML, XML, JavaScript • RIA • REST • Services (any service that supports sharing and collaboration) – E.g. ArcGIS Online (new data sharing functionality) Copyright 2009 ESRI Inc.
- 7. Web 2.0-enabling with Mashups • Easy to enable current applications • Take advantage of available technologies and services – Widgets – Gadgets – Badges Copyright 2009 ESRI Inc.
- 8. Hosting applications in the cloud • Provides world-wide distribution and availability – Google App Engine – Appliances – ArcGIS Online Copyright 2009 ESRI Inc.
- 9. So how can we Web 2.0-enable GIS applications? • Communicate • Share • Collaborate Copyright 2009 ESRI Inc.
- 10. Example #1: Share your website 1. Create widget for your application (AddThis or Sharethis) 3. Customize the widget (type of sharing) – Email – Social bookmark – Social media (FB, Twitter…) 5. Add script Copyright 2009 ESRI Inc.
- 11. Example #2: Socialize your map 1. Create a web mapping application 3. Add a share widget 5. Add state code – Extents – Custom location • Send URL to Twitter Facebook… Copyright 2009 ESRI Inc.
- 12. Example #3: RSS or GEORSS-enable your sites 1. Add RSS or GEORSS broadcasting capabilities 3. Subscribe to your feed GEOS (Group on Earth Observations) – RSS – GeoRSS – Geoss.esri.com – Twitter.com/geoportal Copyright 2009 ESRI Inc.
- 13. Example #4: Sharing maps as gadgets and widgets 1. Create an ArcGIS API for JavaScript app 2. Wrap it in Google XML + preferences • Share with others • Self-Host or cloud • Discovery…. Copyright 2009 ESRI Inc.
- 14. Google Gadget API • Pro’s – No usage limits when hosted on Google – Open access requests – no password required – Many options for publication – Lots of samples • Con’s – Challenging to build and test • Resources – API - http://code.google.com/apis/gadgets/ – http://www.google.com/webmasters/gadgets/ Copyright 2009 ESRI Inc.
- 15. Example #5: Integrate with social media APIs 1. Get the location information from the API 3. Geolocate or geocode elements 5. Bring “value” to application and users Think about – Security – Access limitations – Customer Copyright 2009 ESRI Inc.
- 16. Adobe ActionScript Facebook API • Pro’s – Many official and unofficial client libraries – No connection limits for web apps – Free access requests and password requests – Lots of functionality • Con’s – How-to docs limited beyond the very basics • Resources – Facebook API – http://developers.facebook.com – Adobe AS3 Facebook Home - http://www.adobe.com/devnet/facebook/ – AS3 FB Library Docs - http://facebook-actionscript-api.googlecode.com/svn/release/current/docs Copyright 2009 ESRI Inc.
- 17. Twitter APIs • Twitter search and a status-based REST API – XML, JSON, RSS or Atom • 150 calls per hour (was 100!), can request more “Whitelisting” • Open access requests vs password requests • Resources – API – http://apiwiki.twitter.com – Twitter Development Talk (Google Group) Copyright 2009 ESRI Inc.
- 18. Why GIS + Web 2.0? • Identify and build communities • Expand your social and geographic reach • Leverage sharing, collaboration and networking capabilities • Help solve real-world tasks Samples available in the Resource Center Code Galleries! Copyright 2009 ESRI Inc.