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9780201422191

CGI Programming in C and Perl

by
  • ISBN13:

    9780201422191

  • ISBN10:

    0201422190

  • Edition: 1st
  • Format: Paperback
  • Copyright: 1996-04-19
  • Publisher: Addison-Wesley Professional
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List Price: $39.99

Summary

Turn static Web pages into dynamic documents with CGi (Common Gateway interface) programming. You'll learn how to write programs in C and Perl to handle forms and generate images, movies, sound, and more on the fly. The CD-ROM offers an array of useful CGi programs in C and Perl, ready to plug in.

Author Biography

Thomas Boutell is the author of the World-Wide Web Frequently AskedQuestions list, a FAQ that is distributed to all Web-related newsgroups. He is also the author of the leading CGIlibrary written in C, as well as the gd dynamic graphics library.



0201422190AB04062001

Table of Contents

Acknowledgments ix
World Wide Web Documents
1(12)
The Universe of Web Documents
2(8)
Conclusion
10(1)
References
11(2)
The CGI Standard
13(8)
The Need for a Standard
13(1)
The Goals of CGI
14(1)
CGI and the HyperText Transfer Protocol
15(1)
CGI Environment Variables
16(1)
CGI Standard Output
16(2)
CGI Standard Input
18(1)
Conclusion
19(1)
References
19(2)
Obtaining CGI Access
21(14)
Purchasing CGI Access on a Commercial Server
22(4)
Common Rules for Installing CGI Programs
26(2)
Creating Your Own Internet Site
28(1)
Configuring Web Servers to Recognize CGI Programs
28(4)
Conclusion
32(1)
References
32(3)
Some Simple CGI Examples
35(12)
hello: Sending HTML to the Browser
36(5)
Leveraging Existing Programs: cuptime
41(4)
Conclusion
45(2)
Virtual Directory Spaces: Taking Advantage of PATH_INFO
47(20)
What Are Environment Variables?
48(2)
Using PATH_INFO: Creating a Virtual Document Space
50(1)
The World Birthday Web, Part I: Browsing Birthdays
51(14)
When PATH_INFO Isn't Enough
65(1)
Conclusion
65(1)
References
66(1)
Identifying the User: More CGI Environment Variables
67(10)
More Environment Variables
68(4)
Remote_Ident: The Pitfalls of User Identification
72(1)
Auth_Type and Remote_User: Identifying the User on Your Own Terms
72(2)
Applications of Remote_User
74(1)
Conclusion
75(1)
References
75(2)
Handling User Input: Interacting with Forms
77(18)
Creating Forms
78(2)
Processing Form Input
80(2)
Accepting Comments
82(10)
Existing Comment-form and Guestbook Packages
92(1)
Conclusion
93(1)
References
93(2)
Using cgic and cgi-lib: Complete CGI Solutions
95(24)
The cgic Library: A Better API for CGI
96(5)
The World Birthday Web, Part II: Using cgic
101(10)
cgi-lib: Simplifying CGI for Perl Programmers
111(1)
The World Birthday Web, Part III: Using cgi-lib
112(6)
Conclusion
118(1)
Sending E-mail from CGI Programs
119(14)
Alternatives to Using CGI
119(2)
Security Risks of Sending E-mail with /bin/mail
121(1)
Sending E-mail with sendmail
122(2)
Identifying the Sender: How Much Can Be Done?
124(1)
A Complete E-mail Form: Accepting Bug Reports
125(7)
Existing CGI E-mail Packages
132(1)
Conclusion
132(1)
References
132(1)
Multimedia: Generating Images in Dynamic Documents
133(34)
Pointing to Existing Images in a CGI-generated HTML Page
133(4)
Generating Dynamic Images: MIME Types and Multimedia
137(1)
A CGI Program That Delivers an Image Instead of HTML
137(5)
Off-the-shelf Ways to Generate Images
142(1)
Using the gd Graphics Library
143(7)
Drawing Graphs on the Fly
150(16)
Conclusion
166(1)
References
166(1)
Advanced Forms: Using All the Gadgets
167(22)
New Tricks with Text Elements
167(12)
A Complete Example
179(9)
Conclusion
188(1)
Advanced CGI and HTML Features
189(32)
A Problem: Sending Updated Information to the User
189(1)
Client Pull: Web Pages That Update Themselves
190(6)
Server Push: Pushing the Limitations
196(6)
Making Decisions Based on Browser Type
202(5)
Implementing Imagemaps
207(7)
Redirection: Forwarding Requests to Another URL
214(2)
Using capture: Debugging CGI Programs in Real Debuggers
216(3)
Conclusion
219(1)
References
219(2)
The Solar System Simulator: Pushing the Limitations of CGI
221(40)
Is CGI the Right Way to Do This?
221(1)
Designing the SSS: Overcoming CGI Limitations
222(8)
Perl Notes
230(1)
The SSS in C: nph-sss.c
230(15)
The SSS in Perl: nph-sss
245(14)
Conclusion
259(2)
World Wide Web Wall Street: An Advanced CGI Application
261(54)
The Security Problem
261(2)
The Design of WWWWS
263(4)
Simulating Stock Prices in C: simtrade.c
267(3)
Simulating Stock Prices in Perl: simtrade
270(1)
Installing and Using simtrade
271(1)
The trade Program: Interacting with the User
272(40)
Conclusion
312(3)
What's Next: CGI and Beyond
315(8)
For Some Tasks, CGI is Overkill
315(2)
Improved APIs: Faster Replacements for CGI
317(1)
The Fundamental Limitation of CGI
318(1)
Addressing CGI Limitations: Web Browser Programming Tools
318(3)
Why CGI Isn't Going Away Any Time Soon
321(1)
Conclusion
321(1)
References
322(1)
Appendix 1 CGI Environment Variables 323(6)
Appendix 2 Internet Media Content Types 329(4)
Appendix 3 cgic Reference Manual 333(12)
Appendix 4 gd Reference Manual 345(38)
Appendix 5 CD Contents and Other Sources 383

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