MU Bulletin Board Member: Carol Lim Yi Wang Lei Wen Mentor: John Boyer Programmer/Analyst of MSA/ Student Life

Introduction System Overview – Reason / Purpose Research Customer Requirement Server & Development Environment – Hardware Software language System Interface Function Design Database design – ERD, dataflow diagram, system process flow Security and protection Testing Problem facing Future work

Overview Purpose of our project Focus on local market Lower down the costs (shipping and handling, time and resources) Faster the news spread (fill the forms and submit) Gather all information from different categories User friendly (update and safe)

Research CollegeThrift.com  Ebay Amazon Yahoo Off Campus  Roomate Search Engine  TigerBay (Offline)

Customer Requirement Public user View Information only Register user Register (username, password, address etc) Login/Logout View Information Post Information Update Information Delete Information

Server & Development Environment Internet Connection Internet Explorer 6.0 and Netscape 5.5 Linux system (EBW Computer Lab) of University of Missouri dbms-unix.cecs.missouri.edu (MySQL)

Software Language PHP HTML SQL JavaScript CSS XML/RSS (Really Simple Syndication) Photoshop Microsoft Office

First User Interface News

Second User Interface

Function Design Car (done!) Book (done!) Furniture Ticket Rental News (done!) Electronic User Account (Login / logout) (done!)

Function Design (continued) CREATE TABLE Book ( Bid INT NOT NULL, ISBN INT, Bcondition VARCHAR (100), Btitle VARCHAR (20) NOT NULL, Bprice DOUBLE NOT NULL, Author VARCHAR (50), Bpost_date DATE, Bpicture VARCHAR (100), Caid INT NOT NULL, CONSTRAINT PK_Book PRIMARY KEY (Caid, Bid), CONSTRAINT FK_Book FOREIGN KEY (Caid) REFERENCES Catalogue (Caid) ON DELETE CASCADE);

Data Flow Diagram

Old ERD

Current ERD

System Structure

Security and protection Server Side Validation Password Encryption Session Protection

Testing Fundamental Error Checking Input Testing System Integrate & Testing Common library files.

Problem Facing Temporary MySQL Server Late Permission Using of MySQL Server Limited Time to Implement (3 weeks) Communication Problem Lack of User’s Feedback

Future Work Finish the Remain Functions Improve Interface Add more useful Functions (Bid, Online Payment, Category Adding etc.) Find a Stable Web and Database Sever