Introduction

• The Web – Basic Concepts Review
• CGI Overview
• HTTP Servers on z/OS

HTML 5 – Selected Topics

• Review from Introduction to to z/OS UNIX
• Additional tags:<H1> – <H6>, <BR>, <DIV>
• Useful attributes
• Events and event handlers
• Introduction to JavaScript

Forms and INPUT Controls

• Introduction to Forms and Controls
• The FORM Element
• The INPUT Element
• Successful controls
• Submit processing
• Accessing Programs Without Forms

Building a Response

• Responses
• Response Headers
• Writing to stdout
• Sample CGIs: C, COBOL, Assembler, PL/I, REXX, Shell Script

GET Processing

• The GET environment
• Parsing the QUERY_STRING

POST Processing

• The POST environment
• Determine the size of data (CONTENT_LENGTH)
• Determine the boundary string (CONTENT_TYPE)
• Determining the server being used (SERVER_SOFTWARE)
• Accessing the Input Data
• Analyzing the Data

Error Handling, Testing, and Debugging CGIs

• Error Handling
• Testing
• Debugging

Other Topics

• Emitting non-EBCDIC Output
• DB2 Access
• The RRSAF interface
• Submitting batch jobs
• nph Processing
• Creating the Illusion of a conversation (Cookies)

The Design of Web-based dialogs

• The Server
• Pages
• Links
• Scripts
• Forms
• CGIs
• State Tools
• User IDs

Conclusion