A Mobile Library Management System Advisor: Dr. Shen Student: Ananta Gampaa November 8 th,2005

Agenda  Motivation  Mobile Development Challenges  Technology  Implementation  Conclusion  Demo

Motivation  Present ODU Library website not intended for Mobile Phones  Being Mobile is important  Mobile phones support WML and not HTML  68% of population have PC’s and 61% have Mobile Phones

Comparison

ASP.NET Mobile Controls Mobile Development Challenges  Form factors and device capabilities  Multiple mark-up languages  Cookie support  State management  Development tools

ASP.NET Mobile Controls.NET Solving Challenges  Write-once mobile web pages  Support multiple mark-up languages  Support for a variety of devices  Customizable and extensible framework  Integrates with Visual Studio.NET

Why WAP but not HTTP?  Limitations of HTTP  bandwidth intensive  Continuous back and forth flows of requests and response messages.  Benefits of WAP  It is an efficient,robust and secure transmission protocol.  The presentation format minimizes the requests and data transmitted.

ASP.NET Mobile Controls How it Works Windows 2000 (with IIS).NET Framework Development Environment Production Environment Create Mobile Web Form Integrate Business Logic Mobile Presentation Layer (controls) Test Target Devices Post to Web Servers HTTP Request HTTP Response Device Capabilities Mobile Controls and Device Adapters Generate Display Mobile.aspx Pages

ASP.NET Mobile Controls How it Works

Technology  Microsoft Visual Studio.Net  Internet Information Services  MS SQL Server  ASP.Net Mobile Web Application  ASP.Net web services  Database access is through ADO.Net  Full-Text search using Microsoft Search Service  Job scheduling using SQL Server Agent service  Directions using Microsoft Mapoint Web service  Book price using Amazon.com Web service

Tables

Implementation  3 Types of users Administrator Staff Student

Administrator  Login as an administrator  Add new books  Add Students  Add Staff  Delete Staff  Delete Student  Modify student

Administrator - Login  Most powerful user  Admin ID/Password - Required Field Validations  Credentials checked in the login table  Database access through ADO.Net  MS SQL is the database

Add new books  ISBN, CALL# are unique  Book Name, ISBN, Pub. Date, Publisher, Author, BSTAT, CALL#, Description – Required Field Validation  Pub. Date – Regular Expression Validation for date  Book table is updated

Add Students  SID is unique  Name, SID, Address, Sex, Major, Student Status, Student Validate, Student fines – Required Field Validation  Student Validate, Zip code, SID – Regular Expression Validation  Student Table updated  Initial Password same as SID

Add Staff  Staff ID – Required Field Validation  Initial password same as Staff ID  Login table updated  Change password upon login  Staff can be a student

Delete Student  Check if SID is valid  Check Student Status  Check Student Fines  Check if Student needs to check-in  Check Student holds  Delete notifications  Delete login  Delete Student record

Delete Staff  Check is Staff ID is valid  Staff ID – Required Field Validation  Login table updated

Staff  Login as Staff  Change password  Modify Library hours  Add/Delete announcements  Check-out/Check-in books  Request Hold  See student record with his SID  Collect Fines

Change Password  New password – Required Field Validation  Regular Expression Validation on both password fields  Login table updated

Modify Library Hours  Regular/ Summer Hours  Hours – Required Field Validation  libraryhours table modified

Announcements  Add/ Delete announcements  Add announcement – Required Field Validation  Announcement table modified

Check-out  SID, Call# - Required Field Validations  Check SID is present  Check student validate  Check student status  Check Call# is present  Check book status  Update hold if placed by student  Update stud_book, book tables

Check-in  Call# - Required Field Validation  Check if Call# is present  Check if book is already checked-in  Update stud_hold if book was under “hold”  Send saying book is available  Update book, stud_book tables

Request Hold  Check if SID is valid  Check if Call# is valid  Check student status  Check book status – available/due/hold  Send to student asking for return  Update stud_book, stud_hold, book tables

Student Record  SID – Required Field Validation, check if valid  Get Student information  Get Student account information  Get Fine information

Collect Fines  Check if SID is valid  Update student status  Update student fines to 0  Delete record from stud_fine table

Student  Login as a student  Search Catalog by ISBN, Call#, Author, Book name, Advanced Search  Change password  See Account Details  View Library Hours, Announcements  Get directions to library  Subscribe\ Unsubscribe for notifications  Renew Books

Search by ISBN, Call#  ISBN, Call# - Required Field Validation  Search is done on the book table for ISBN, Call#  Book Price using Amazon.com web service

Amazon.com web service  //Amazon Service classes  AWSECommerceService amazonService = new AWSECommerceService();  ItemSearch itemSearch = new ItemSearch();  ItemSearchRequest itemSearchRequest = new ItemSearchRequest();  ItemSearchResponse itemSearchResponse;  //Build request to Amazon  itemSearch.SubscriptionId = this.subscriptionID;  itemSearch.AssociateTag = this.associateTag;  itemSearchRequest.Keywords = isbn;  itemSearchRequest.SearchIndex = "Books";  itemSearchRequest.ResponseGroup = new string [] { "Small", "Images", "ItemAttributes", "OfferFull" };  itemSearch.Request = new ItemSearchRequest[1] {itemSearchRequest};  itemSearchResponse = amazonService.ItemSearch(itemSearch);

Search by Author, BNAME, Advanced  Searching based on Full Text Search  Searching for phrases, groups of words, words near one another, or different tenses of words, such as run, running, and ran.  Select search and sort fields

Full Text Searching  Advanced string querying support to SQL  Allows string comparisons returning both results and a matching score  Not managed by the MSSQL Server service, but by a new service, Microsoft Search  Searching is done against a special index contained in a Catalog  Population Schedule can be done every time there is DML Operation

Directions  Street, City, State – Required Field Validations  Route calculated using Microsoft Mappoint Service

Renew Books  Check is Student Status is good  Check if there is no hold placed  Check if book is due within one month  Update book by adding another 6 months

Automated  New item notification  Notification if a book on hold is returned  Notification if a hold is placed on a book  Update the book status if a book is not checked-out after placing the hold  Calculate fines  Update student status for fines

Conclusion  Not tested against real database  Port 80 and 1433 needs to be open  Could be cumbersome because of screen size and other limitations  It is useful because data is readily available  Major development is on for mobile devices, ex. Google, yahoo, msn etc.  A Mobile Library Management System A Mobile Library Management System

Questions and Comments