1. Chapter 10 Developing a Web-Based Online Shopping Application (I)

2. Chapter Objectives After learning this chapter you will be able to: –Design a database-empowered E-commerce site. –Develop an online shopping database. –Create user DSN and system DSN on your Web server. –Write a Web-based client/server application with HTML and DHTML. –Test and manage the E-commerce site.

3. Design a Web-Based Online Shopping Application Analyze customer needs –Product information –Payment and shipment security –After-purchase service –Navigation convenience

4. Online Buyer 1. Keys in order info & credit card #. Web Merchant = SSL encrypted data transmission over the Internet 2. Transfers credit card # and order information. Payment Processing Service Financial Processing Center Buyer’s Credit Company /Bank Web Merchant’s Bank 3. Routes card & transaction info to FPC & buyer’s bank. 4. Requests payment authorization from buyer’s bank. 5. Authorizes payment & notifies FPC. 6. Forwards the information to PPS. 7. Authorizes the order fulfillment. 8. Accepts buyer’s order, ships the order to the buyer, and requests its bank to make collection. 9. Receives & signs the shipment. 11. Requests & Collects money from buyer’s bank. 10. Forwards the request to buyer’s and merchant’s banks. Flowchart of Payment Processing on the Internet

5. Design a Web-Based Online Shopping Application (cont.) Analyze E-commerce management needs –Information posting speed –Information management convenience –Payment security –Shipment tracking –Online after-sales service –Low management cost

6. Design a Web-Based Online Shopping Application (cont.) Conduct a cost/benefit analysis Design a Web-based Client/Server Application (Part I: Customer Side) –Home page with product categories and links –Product pages with product pictures, specifications, and purchase links

7. Homepage Products Page Product B Page Product A Page Product B Page Order A Page Get_order A ASP Page Intranet Page Database Login Page Order Information Page Links Page Figure 1 Architecture of an Online Store Application

8. Design a Web-Based Online Shopping Application (cont.) Purchase request pages (HTML form files) –Quantity to buy –Billing Information First Name Last Name Shipping Address Phone Number E-mail Address Credit Card Number and Expiration Date Purchase confirmation page (ASP file)

9. Design a Web-Based Online Shopping Application (cont.) Design a Web-based database –Determine the field names and data types Last Name First Name Shipping Address Phone Number E-mail Address

10. Design a Web-Based Online Shopping Application (cont.) –Credit Card Number –Expiration Date –Product Name –Quantity –Total $ Amount –Order Date –Order Time Create user DSN and system DSN on the server computer

11. Learning by Doing Develop a Web-Based Online Shopping Application