Transcript Architecture Overview

Quantifier Web Portal
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• Noah Hilt (Team Leader, Communicator)
• Steve Koechle (Recorder, Communicator)
• Josh Chapman (Facilitator)
• Mentor: Dr. Dieter Otte
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Overview
• Client
• Problem
• Solution
• Architecture
• Conclusion
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The International Small Group and Tree Planting
program
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Non-Profit Organization
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Helps subsistence farmers
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Reverse deforestation
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Provide a renewable fuel source
Strengthen Communities
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Create jobs
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Move from famine
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Land Degradation In Africa
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TIST Helps Communities
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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
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Built Using Yii Framework
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PHP framework
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Object Oriented
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Model View Controller (MVC)
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Enforced by Yii framework
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Familiar paradigm
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Iterative Process
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Easy to implement proof of concept
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Easy to extend existing implementation
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Timeline
De sign
De sign Spe cifica tio n Dra ft
De sign Spe cifica tio n Fina l
I m ple m e nta tio n
GUI I nte rfa ce
Da ta ba se I nte rfa ce
T ra nsla tio n
Adm inis tra tio n/Authe ntica tio n
Da ta Se le ctio n/Do wnlo a d
Adva n ce d I nfo rm a tio n
He lp/Ins tructio ns
Use r T e sting
Time
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Distribution
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Architecture
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Look and Feel
• 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
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Translation
• Gets language preference from browserIf can’t
translate use app languageTranslations stored
in the databaseSourceMessage Table
(Application
• Language)Message Table (Available
Translations)
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TIST Database Component
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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
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Authentication Manager
•Authentication
Manager allows for Role Based
Access Control (RBAC)
•Roles
are defined
•Users
are assigned roles
•Controller
actions are restricted by
•defined roles
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Views
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Challenges
• Server
• Problem with setting up VMs
• Disk Space
• Installation Problems
• Learning Curve
• Database Design
• Yii Framework
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User Testing
• Being designed now
• Focused on user experience
• Many components involved
• Scheduled time
• Detailed guidelines
• Feedback methods
• Scheduled for last week of April
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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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Questions?
Poster Presentation:
Room B
From 2:30 - 4:00
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