Re: [PBML] Is something wrong with mailme.pl file
- Hi Charles,
Thanks for quick response. I am just testing the file (this will not
go to production, it's much more complicated on the server) and it
seems like the error occur when at the line "die;" so when the
variable is null then the script dies.
unless ($name =~ /^[\w ]/)
print "Oops you entered your name incorrectly - please go back and
Is there something else I need to do to overcome this?
--- In email@example.com, "Charles K. Clarkson"
> Dinh Nguyen <mailto:dhnguyen89821@y...> wrote:
> : I am running into a problem when it says that the variable
> : is not initialized... http://koiparade.netfirms.com/mailme.html
> : http://koiparade.netfirms.com/cgi/cgierr.pl/cgi-bin/mailme.pl
> : Does anyone know what's going on? Please let me know when
> : you have a moment. The source code is from the link below:
> : http://www.devarticles.com/c/a/Perl/Perl-101-The-email-form/4/
> The script was written to demonstrate a beginning perl
> program. It will only run when called from the form in the
> first link above. Calling it directly (from the second
> link) yields the error you are referring to.
> The error exists because there is no check for a value
> in the form fields:
> $name = $q->param("name");
> $email = $q->param("email");
> $message = $q->param("message");
> When called from a blank form using 'method="get"' the url
> is sent as:
> When the CGI.pm module encounters this it reports an empty
> value for 'name', 'email', and 'message'. When sent without
> any parameters it returns 'undef' for those values. This is
> what happens when you click on the second link you provide
> above. You can fix this by providing for a default value.
> my $name = $q->param("name") || '';
> my $email = $q->param("email") || '';
> my $message = $q->param("message") || '';
> Please note that the script is only intended for use from
> a form. In production the script would require additional error
> checking to be complete. Also note that the article is only an
> introduction to perl. The author seems to have deliberately
> left out many important steps to create good perl scripts.
> DO NOT USE THIS SCRIPT on your web site as is. Learn more
> about programming in perl and about security for CGI and
> internet programming and then re-write this script or use the
> TFMail script available from nms-scripts.
> For additional articles on perl programming checkout
> Randal's articles at:
> Charles K. Clarkson
> Mobile Homes Specialist
> 254 968-8328