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Diffstat (limited to 'contrib/perl5/eg/cgi/cookie.cgi')
-rw-r--r-- | contrib/perl5/eg/cgi/cookie.cgi | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/contrib/perl5/eg/cgi/cookie.cgi b/contrib/perl5/eg/cgi/cookie.cgi deleted file mode 100644 index 98adda1..0000000 --- a/contrib/perl5/eg/cgi/cookie.cgi +++ /dev/null @@ -1,88 +0,0 @@ -#!/usr/local/bin/perl - -use CGI qw(:standard); - -@ANIMALS=sort qw/lion tiger bear pig porcupine ferret zebra gnu ostrich - emu moa goat weasel yak chicken sheep hyena dodo lounge-lizard - squirrel rat mouse hedgehog racoon baboon kangaroo hippopotamus - giraffe/; - -# Recover the previous animals from the magic cookie. -# The cookie has been formatted as an associative array -# mapping animal name to the number of animals. -%zoo = cookie('animals'); - -# Recover the new animal(s) from the parameter 'new_animal' -@new = param('new_animals'); - -# If the action is 'add', then add new animals to the zoo. Otherwise -# delete them. -foreach (@new) { - if (param('action') eq 'Add') { - $zoo{$_}++; - } elsif (param('action') eq 'Delete') { - $zoo{$_}-- if $zoo{$_}; - delete $zoo{$_} unless $zoo{$_}; - } -} - -# Add new animals to old, and put them in a cookie -$the_cookie = cookie(-name=>'animals', - -value=>\%zoo, - -expires=>'+1h'); - -# Print the header, incorporating the cookie and the expiration date... -print header(-cookie=>$the_cookie); - -# Now we're ready to create our HTML page. -print start_html('Animal crackers'); - -print <<EOF; -<h1>Animal Crackers</h1> -Choose the animals you want to add to the zoo, and click "add". -Come back to this page any time within the next hour and the list of -animals in the zoo will be resurrected. You can even quit Netscape -completely! -<p> -Try adding the same animal several times to the list. Does this -remind you vaguely of a shopping cart? -<p> -<em>This script only works with Netscape browsers</em> -<p> -<center> -<table border> -<tr><th>Add/Delete<th>Current Contents -EOF - ; - -print "<tr><td>",start_form; -print scrolling_list(-name=>'new_animals', - -values=>[@ANIMALS], - -multiple=>1, - -override=>1, - -size=>10),"<br>"; -print submit(-name=>'action',-value=>'Delete'), - submit(-name=>'action',-value=>'Add'); -print end_form; - -print "<td>"; -if (%zoo) { # make a table - print "<ul>\n"; - foreach (sort keys %zoo) { - print "<li>$zoo{$_} $_\n"; - } - print "</ul>\n"; -} else { - print "<strong>The zoo is empty.</strong>\n"; -} -print "</table></center>"; - -print <<EOF; -<hr> -<ADDRESS>Lincoln D. Stein</ADDRESS><BR> -<A HREF="./">More Examples</A> -EOF - ; -print end_html; - - |