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Architecture The Big Picture Back-end Connectivity Use of Middleware (ANGEL)

Architecture The Big Picture Back-end Connectivity Use of Middleware (ANGEL) John Eyre, Alan Glover, Steve Beech. Client Application (Web Browser). MLE (Web) Server User Manager Resource Manager. MLE Usage Database. Authentication System. Student Record System.

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Architecture The Big Picture Back-end Connectivity Use of Middleware (ANGEL)

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  1. Architecture The Big Picture Back-end Connectivity Use of Middleware (ANGEL) John Eyre, Alan Glover, Steve Beech

  2. Client Application (Web Browser) MLE (Web) Server User Manager Resource Manager MLE Usage Database Authentication System Student Record System Secure, Authorised Access e-Learning – VLE App Timetabling Course Notes, Study Guides Course Management Finance System Past Exam Papers Library Remote Authorised Resources NESLI INGENTA BIDS EDINA AHDS MIMAS e-Journals etc Discussion Lists, Groupware, email Diary Entertainment, Social MLE Architecture

  3. Browser MLE Sys Admin UCAS VLE SRS VLE University Course Admin Intermediate Files Request for Student Accounts Vendor API Download Users Upload Assessment Results IMS Standards Joining-Up the SRS and VLE

  4. Sys Admin MLE Users DB Sys Admin Sys Admin SRS VLE Users Users DB DB Sys Admin Finance Sys Admin Users Library DB Directory Service Users or ANGEL System DB Sys Admin Modules Users Sys Admin DB Resources Users DB Sys Admin Timetable Sys Admin Users Remote DB Users Sys Admin Other DB Users DB Joining-Up Everything?

  5. ITE VLE SRS ITE VLE SRS IMS ServerBroker Resource Manager User Manager ClientBroker IMS protocol servers ITE VLE SRS SRS ITE VLE SRS Res Resource Manager User Manager resourcemetadata usermetadata Scheduled Services Mgr ANGEL servicemodules taskmetadata protocol clients HTTP (etc) IMS XRR* Z39.50 Server-Broker Client-Broker IMS XRR* Z39.50 HTTP (etc) ANGEL Architecture

  6. Back-end Connectivity • We have developed a Visual Basic program that provides a secure connection to institutional administration systems • It can return records in IMS Enterprise Format (in XML) • It can be configured to work in new environments

  7. ANGEL • “Authenticated Networked Guided Environment for Learning” is a DNER project funded by JISC and lead by LSE • We have created a User Manager, a message router and started to interface with WebCT and Blackboard • LSE have built a Resource Manager and linked it into their student portal

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