Mercurial > boosterpack

diff scripts/pjx_NO_CACHE_caller.pl @ 0:477258d09353 boosterpack
[svn r1] initial import
author: robert
date: Sun, 30 Aug 2009 02:19:26 -0400
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/scripts/pjx_NO_CACHE_caller.pl	Sun Aug 30 02:19:26 2009 -0400
     1.3 @@ -0,0 +1,46 @@
     1.4 +#!C:/strawberry/perl/bin/perl.exe
     1.5 +
     1.6 +# this is an  script calls an external script and avoids caching: 
     1.7 +# NB The CGI::Ajax object must come AFTER the coderefs are declared.
     1.8 +
     1.9 +use strict;
    1.10 +use CGI::Ajax;
    1.11 +use CGI;
    1.12 +
    1.13 +my $q = new CGI;
    1.14 +
    1.15 +my $Show_Form = sub {
    1.16 +  my $html = "";
    1.17 +  $html .= <<EOT;
    1.18 +<HTML><title>CGI::Ajax No_Cache Example</title>
    1.19 +<HEAD>
    1.20 +</HEAD>
    1.21 +<BODY>
    1.22 +<i>
    1.23 +If the same URL is requested, A browser may cache the result 
    1.24 +and return it without querying the requested URL. To avoid that, use
    1.25 +the 'NO_CACHE' keyword as a parameter in your javascript function.
    1.26 +</i><br/>
    1.27 +<form>
    1.28 +Click the button and a perl script 'pjx_NO_CACHE_callee.pl should
    1.29 +return the current time:<br/><br/>
    1.30 +
    1.31 +<input type="button" id="b1" size="6" value='This will cache (in IE)' onclick="perl_script([], ['out1']);return false"><br/>
    1.32 +
    1.33 +<input type="button" id="b2" size="6" value='This will NOT cache' onclick="perl_script(['NO_CACHE'], ['out1']);"><br/>
    1.34 +
    1.35 +New Time:<input type=text id="out1">
    1.36 +
    1.37 +
    1.38 +</form>
    1.39 +</BODY>
    1.40 +</HTML>
    1.41 +EOT
    1.42 +
    1.43 +  return $html;
    1.44 +};
    1.45 +
    1.46 +my $pjx = CGI::Ajax->new( 'perl_script' => 'pjx_NO_CACHE_callee.pl');
    1.47 +$pjx->JSDEBUG(1);
    1.48 +$pjx->DEBUG(1);
    1.49 +print $pjx->build_html($q,$Show_Form); # this outputs the html for the page
author	robert
date	Sun, 30 Aug 2009 02:19:26 -0400
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