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BOOK / HTTP-Proxy-0.301 / eg / README 
The eg/ directory holds a few example proxies.

All scripts accept HTTP::Proxy constructor key/value pairs on the
command-line. Example: ./proxy.pl port 3128 host 0.0.0.0

 * proxy.pl

   A very simple proxy.

   Filter: none

 * anonymiser.pl

   A simple anonymizing proxy, similar in functionnality to the one
   shown by Randal L. Schwartz in his WebTechniques #11 column.
   http://www.stonehenge.com/merlyn/WebTechniques/col11.html

   Filter: HTTP::Proxy::HeaderFilter::simple

 * proxy-auth.pl

   A very simple proxy, with Basic authentication.

   Filter: HTTP::Proxy::HeaderFilter::simple

 * leet.pl
 * rot13.pl
 * rainbow.pl
 * fudd.pl

   These filters do simple modifications of all HTML pages.

   Filters: HTTP::Proxy::BodyFilter::tags
            HTTP::Proxy::BodyFilter::simple
            HTTP::Proxy::BodyFilter::htmltext

 * bork.pl

   This ffiltir elsu duis simpli mudiffixeshuns uff ell HTML pegis.
   Bork bork bork ! 

 * outline.pl
 * ayb.pl

   These proxy do more complicated modifications of HTML pages, and
   require a HTML::Parser object to do so. All you tag are belong to us.

   Filter: HTTP::Proxy::BodyFilter::htmlparser

 * post.pl

   This filter outputs the request URI and the form parameters of
   all POST requests.

   Filter: HTTP::Proxy::HeaderFilter::simple

 * logger.pl

   This filter outputs the important information out of GET and POST
   requests: method, URI, cookies, content-type (text/*) and POST
   request parameters.

   Filter: HTTP::Proxy::HeaderFilter::simple

 * adblock.pl

   This is a very simple proxy that block ad sites.

   Filters: HTTP::Proxy::HeaderFilter::simple
            HTTP::Proxy::BodyFilter::simple

 * trim.pl

   A simple proxy that trims lines of HTML text.

   Filters: HTTP::Proxy::BodyFilter::lines
            HTTP::Proxy::BodyFilter::simple

 * javascript.pl

   A proxy that adds anything/javascript at the beginning of a HTML page.
   (right after the <body> tag)

   Filter: HTTP::Proxy::BodyFilter::htmlparser

 * rfc.pl

   A proxy that automatically saves the files named rfc\d+\.txt to
   a file of the same name in the rfc/ directory.

   Filter: HTTP::Proxy::BodyFilter::save

 * dragon.pl

   A proxy that removes some of the shortcomings of the Dragon Go
   Server website (http://www.dragongoserver.net/)

   Filters: HTTP::Proxy::HeaderFilter::simple
            HTTP::Proxy::BodyFilter::simple
            HTTP::Proxy::BodyFilter::tags

 * pdf.pl

   Save all PDF files in the pdf/ directory, and replace it with a
   HTML message saying "PDF file saved."
   
   Filters: HTTP::Proxy::HeaderFilter::simple
            HTTP::Proxy::Body::simple
            HTTP::Proxy::Body::save

 * yahoogroups.pl

   Removes the advertisment interruptions from Yahoo! Groups

   Filter: HTTP::Proxy::HeaderFilter::simple

 * https.pl

   Modify https:// links to http:// links that the proxy will
   recognise. The proxy will download the pages using SSL and
   will then be able to modify them with its filter stacks.

   Filters: HTTP::Proxy::HeaderFilter::simple
            HTTP::Proxy::BodyFilter::htmlparser

 * perlmonks.pl

   Redirect all requests to perlmonks.com and perlmonks.org
   to perlmonks.org, thus keeping connection information intact
   (all cookies will point to a single web site).

   This code was used as a starting point for the "Rewrite the web"
   hack in Perl Hacks (O'Reilly 2006).

   Filter:  HTTP::Proxy::HeaderFilter::simple

 * switch.pl

   Randomly switch proxies from a list given on the command line.

   Filter: HTTP::Proxy::HeaderFilter::simple

 * tracker.pl

   This tracker proxy stores Referer, URL, CODE
   and output them to STDOUT or the given file
 
   Example output:
      NULL http://www.perl.org/ 200
      http://www.perl.org/ http://learn.perl.org/ 200

   Filter: HTTP::Proxy::HeaderFilter::simple

 * js.pl

   Save JavaScript files as we browse them.

   Filter: HTTP::Proxy::Body::save

 * flv.pl

   Saves all FLV files in the flv/ directory, with a computed
   name (id taken from the URI, or MD5 hash of the URI).

   Filter: HTTP::Proxy::Body::save