#!/usr/bin/perl

use warnings;
use strict;

package MyAgent;

use base 'LWP::UserAgent';

sub redirect_ok
{
	my ($self, $request) = @_;
	return 1;
}

package URLStateMachine;

use HTTP::Request::Common qw(POST);
use LWP::UserAgent;
use HTTP::Cookies;

sub new
{
	my $class = shift;
	my $args = shift;

	my $self = { states => $args };

	$self->{ua} = new MyAgent;
	$self->{cookieJar} = new HTTP::Cookies;
	$self->{ua}->cookie_jar($self->{cookieJar});

	return bless($self, $class);
}

sub run
{
	my $self = shift;

	my @stateList = @{$self->{states}};

	foreach my $state (@stateList)
	{
		my $res;
		$self->logmsg($state->{info});
		if ($state->{method} eq 'GET')
		{
			$res = $self->{ua}->request(new HTTP::Request(GET => $state->{url}));
			$res->is_success or $self->logerr($res->status_line);
		}
		elsif ($state->{method} eq 'POST')
		{
			$res = $self->{ua}->request(POST $state->{url},
										   $state->{args});
			$res->is_success or $self->logerr($res->status_line);
		}
	}
}

sub logerr
{
	my $self = shift;
	my $msg = shift;
	print scalar localtime(time) . " ERROR: $msg\n";
}

sub logmsg
{
	my $self = shift;
	my $msg = shift;
	print scalar localtime(time) . " INFO: $msg\n";
}

package main;

my $config = {
	username => 'blah',
	password => 'foo',
	};

unless (@ARGV == 2)
{
	print "Arguments: [phone numbers] [message]\n";
	exit 1;
}

my @stateConfig
	= (
	   { name   => 'get_homepage',
		 method => 'GET',
		 url 	=> "https://www1.myvodafone.com.au",
		 info   => "Getting homepage ...", },

	   { name   => 'login',
		 method => 'POST',
		 url 	=> "https://www1.myvodafone.com.au/userpages",
		 info   => "Logging in ...",
		 args   => [ login 	  => $config->{username},
					 password => $config->{password},
					 TYPE 	  => 'login' ] },
	   
	   { name   => 'get_form',
		 method => 'GET',
		 info   => "Getting SMS page ...",
		 url 	=> "https://www1.myvodafone.com.au/userpages/web2txt.fcgi"
		 },
	   
	   { name   => 'submit_form',
		 method => 'POST',
		 url 	=> "https://www1.myvodafone.com.au/userpages/web2txt.fcgi",
		 info   => "Submitting form ...",
		 args   => [ sendmsg => 1,
					 message => $ARGV[1],
					 min 	 => $ARGV[0] ]
					 },
	   );

my $machine = new URLStateMachine(\@stateConfig);
$machine->run;