Perl example using SOAP::LITE

#!/usr/bin/perl 
#===============================================================================
#
#         FILE:  invoices.pl
#
#        USAGE:  ./invoices.pl
#
#  DESCRIPTION:  KashFLow API to check and generate invoices
#
#      OPTIONS:  ---
# REQUIREMENTS:  ---
#         BUGS:  ---
#        NOTES:  ---
#       AUTHOR:  Gavin Henry (GH), <ghenry@suretecsystems.com>
#      COMPANY:  Suretec Systems Ltd.
#      VERSION:  1.0
#      CREATED:  17/06/09 14:00:32 BST
#     REVISION:  ---
#===============================================================================

use strict;
use warnings;
use Data::Dumper;

# By default, SOAP::Lite generates a SOAPAction header with the structure of
# [URI]#[method]. We need KashFlow/method, hence we use on_action
#
use SOAP::Lite on_action => sub { sprintf '%s/%s', @_ };

# Need tomake sure they are definitely strings.
my $user = SOAP::Data->type('string')->name( UserName => 'suretec' );
my $pass = SOAP::Data->type('string')->name( Password => 'testing_password' );

my $kfapi =
  SOAP::Lite->uri('KashFlow')
  ->proxy('https://secure.kashflow.co.uk/api/service.asmx')->on_fault(
    sub {
        my ( $soap, $res ) = @_;
        die ref $res ? $res->faultdetail : $soap->transport->status, "\n";
    }
  );

my $cust_email =
  SOAP::Data->type('string')
  ->name( CustomerEmail => 'enquiries@suretecsystems.com' );
my $cust = $kfapi->GetCustomerByEmail( $user, $pass, $cust_email )->result;

print 'Customers name is ' . $cust->{'Name'}, "\n" if $cust;