1 Quantifier Web Portal. 2 Noah Hilt (Team Leader, Communicator) Steve Koechle (Recorder, Communicator) Josh Chapman (Facilitator) Mentor: Dr. Dieter.

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Quantifier Web Portal

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• Noah Hilt (Team Leader, Communicator)• Steve Koechle (Recorder, Communicator)• Josh Chapman (Facilitator)

• Mentor: Dr. Dieter Otte2

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•Client

•Problem

•Solution

•Architecture

•Conclusion

Overview

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• The International Small Group and Tree Planting program

• Non-Profit Organization

• Helps subsistence farmers

• Reverse deforestation

• Provide a renewable fuel source

• Strengthen Communities

• Create jobs

• Move from famine

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Land Degradation In Africa

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TIST Helps Communities

• Farming Education• Health & Nutrition Training• Business Skills• New Income Source

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Important Terms

• Quantifier - a remote employee that surveys tree groves

• Administrator – manages quantifiers

• PDA – Personal Digital Assistant

• Group – project area, grove of trees

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Problem• PDA Data Downloads

• Downloads overwhelming PDA capabilities

• No administration tool for specifying downloads

• Current Project Review Site

• No searching or filtering of results

• All data is public

• No per quantifier information

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Solution• Web portal with a searchable interface

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Solution (continued)

• Authenticated access

• Data access based on assigned areas

• Stores quantifiers that are assigned to a PDA

• PDA group selection

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Design Methodology

• Built Using Yii Framework

• PHP framework

• Object Oriented

• Model View Controller (MVC)

• Enforced by Yii framework

• Familiar paradigm

• Iterative Process

• Easy to implement proof of concept

• Easy to extend existing implementation

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5-Feb-09

12-Feb-09

19-Feb-09

26-Feb-09

5-Mar-09

12-Mar-09

19-Mar-09

26-Mar-09

2-Apr-09

9-Apr-09

16-Apr-09

Design

Design Specification Draft

Design Specification Final

Implementation

GUI Interface

Database Interface

Translation

Administration/Authentication

Data Selection/Download

Advanced Information

Help/Instructions

User Testing

Time

Timeline

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Distribution

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Architecture

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• Look and feel defined by a site-wide CSS file

• Single entry point to the web portal which defines the main layout of the portal

Look and Feel

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• Gets language preference from browserIf can’t translate use app languageTranslations stored in the databaseSourceMessage Table (Application

• Language)Message Table (Available

Translations)

Translation

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• Encapsulates database access• Method for each query• Methods return single data items or SQL

arrays• SQL arrays have columns renamed for

usability

TIST Database Component

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•Authentication Manager allows for Role Based Access Control (RBAC)

•Roles are defined

•Users are assigned roles

•Controller actions are restricted by

•defined roles

Authentication Manager

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Views

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• Server

• Problem with setting up VMs

• Disk Space

• Installation Problems

• Learning Curve

• Database Design

• Yii Framework

Challenges

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• Being designed now

• Focused on user experience

• Many components involved

• Scheduled time

• Detailed guidelines

• Feedback methods

• Scheduled for last week of April

User Testing

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Conclusion

• Implemented solution with the Yii framework in a MVC paradigm

• Product is nearing completion

• Ready for user testing

• Planning on deploying first week of May

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Poster Presentation:Room B

From 2:30 - 4:00

Questions?