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lib/AMF/Perl/App/Executive.pm  view on Meta::CPAN

sub setTarget
{
    my ($self, $target)=@_;
    $self->{target} = $target;
    # grab the position of the last . char
    my $lpos = strrpos($target, ".");
    # there were none
    unless ($lpos) 
    {
        print STDERR "Service name $target does not contain a dot.\n";
        # throw an error because there has to be atleast 1
    } 
    else
    {
        # the method name is the very last part
        $self->{_methodname} = substr($target, $lpos+1);
    }
    # truncate the method name from the string
    my $trunced = substr($target, 0, $lpos);
    
    $self->{_classname} = $trunced;
}

sub registerService
{
    my ($self, $package, $servicepackage) = @_;
    $self->{services}->{$package} = $servicepackage;
}

# returns the return type for this method
sub getReturnType
{
    my ($self)=@_;
    return $self->{_returnType};
}

# execute the method using dynamic inclusion of Perl files
sub doMethodCall 
{
    my ($self, $a) = @_;
    
    #First try to call a registered class...
    my $package = $self->{_classname};
    my $method = $self->{_methodname};
    
    my $calledMethod = $method;
    
    if(exists $self->{services}->{$package})
    {    
        return $self->doMethodCall_registered($package, $method, $a);
    }
    
    #Otherwise, browse in the directory specified by the user.

    push @INC, $self->{_basecp};

    # build the class object
    
    $package =~ s#\.#::#g;
    
    unless (eval ("require " . $package))
    {
        # report back to flash that the class wasn't properly formatted
        print STDERR  "Class $package does not exist or could not be loaded.\n";
	print STDERR $@;
        return;
    }

    # build the construct from the extended class
    my $object = $package->new;
    
    # Check to see if the DescribeService header has been turned on
    if ($self->{_headerFilter} && $self->{_headerFilter} eq "DescribeService")
    {
        my $wrapper = new AMF::Perl::Util::RemotingService($package, $object);

        $self->{_classConstruct} = $wrapper;

        $method =  "__describeService";

# override the method name to the __describeService method
        $self->{_methodname} = $method;

# add the instance to the methodrecord to control registered discover
        my $methodTable = $self->{_classConstruct}->methodTable;
        $methodTable->{$method}{'instance'} = $self->{_instanceName};

    }
    else
    {
        $self->{_classConstruct} = $object;
    }

# was this defined in the methodTable -- required to enable AMF::Perl service approach
    if (exists ($self->{_classConstruct}->methodTable->{$method}))
    {
# create a shortcut to the methodTable
        my %methodrecord = %{$self->{_classConstruct}->methodTable->{$method}};

# check to see if this method name is aliased
        if (exists ($methodrecord{'alias'}))
        {
# map the _methodname to the alias
            $method = $methodrecord{'alias'};
        }

        if (exists($methodrecord{'instance'}))
        {
# check the instance names to see if they match.  If so, then let this happen
            if (!exists($methodrecord{'instance'}) || $self->{_instanceName} != $methodrecord{'instance'})
            {	
# if they don't match then print STDERR  with this error
            print STDERR  "Access error for " . $self->{_headerFilter} . ".\n";
            return;
            }
        }
        
        # check to see if an explicit return type was defined
        if (exists($methodrecord{'returns'}))
        {
            $self->{_returnType} = $methodrecord{'returns'};