1. Taking Sakai offline with GWT and GG 11 March 2008

2. Taking Sakai offline Why Which Sakai tools Tools and Technologies The GWT interface Schematic design Offline navigation Challenges Demonstration

3. Why On request from NWU Off-campus learners Local bandwidth Connection costs Commuting, time wasted Learning/working anywhere, any time

4. Which Sakai tools Announcements Resource Melete Samigo/Mneme

5. Tools and Technologies Google Gears (GG) with SQLite Google Web Toolkit (GWT) GWT-EXT Native JavaScript CSS Stylesheets Remote Procedure Calls Eclipse IDE with Java 1.4

6. The GWT interface Corporate Banner Site navigation Toolbar Content IFRAME GWT panel Status and logging Web browser: IE/Mozilla, Win/Linux/Mac

7. Web BrowserSAKAI SQLite GG Cache GWT - AJAX JAVA development - ECLIPSE IDE Secure SOC Entry Synclist Navigation Treeview SAKAI Content google.com GG Sync SAKAI Auth Synclist Generator OPML Tool Resource Announce Melete Mneme OFFLINE PORTAL Solo DB CD-ROM Large Resources Resource Export Schematic Online/Offline Synclist Generator Configuration Tool

8. GWT tool interface Online/Offline Navigation Navigation XML generator Site navigator OPML generator Clean Tool content Tool navigator Sakai Tool content SAKAIGWT Google Gears

9. Progress Phase I - 95% –GWT client –GG Sync –SQLite database –CSS Phase II – 5% –RPC servlet –Caching –New Sakai tool –Navigation XML

10. The Challenges GWT – write in Java, run in JavaScript Resuming broken downloads Smooth downloads with progress bar GG sync from a CD RPC from GWT client to a Sakai servlet Handling links to other tools Catering for users in PC-labs Making it all work together

11. More information http://gears.google.com/ http://code.google.com/webtoolkit/ http://www.gwt-ext.com/demo/ (good example)http://www.gwt-ext.com/demo/ http://groups.google.com/group/gwt-ext http://www.sqlite.org/ Web: www.psybergate.co.za Email: louis@psybergate.co.za martilene@psybergate.co.za