XMLRPC question

[J. Landman Gay]

Glad to see you here, Leland.

I hope somebody will address this, since I sent you here. :) Come on 
guys, I bragged about you.


On 10/21/10 11:29 AM, Leland Vandervort wrote:
>
> Hi All,
>
> Apologies in advance if something along these lines has already been raised
> on the mailing list ‹ having just joined the list at the suggestion of
> runrev support.
>
> I did try via the forums and looking around the wider net for some
> information, but have drawn blanks.
>
> Please see below the cruxt of the question/problem that I posted to the
> forums.
>
> Thanks in advance for any guidance, advice, pointers, etc.
>
> Regards,
>
> Leland
>
> --
>
>> From the forums:
>
> I have an application that I'm trying to prototype that makes extensive use
> of XMLRPC, including advanced data structures (such as arrays/array-refs,
> hashes/hashrefs, and even arrays with embedded hashes which themselves may
> contain additional arrays with further embedded hashes etc.)
> I can manage to do just about any manipulation that I need to do for XMLRPC
> in Perl, but I'm finding the revXMLRPC functions to be very cumbersome with
> unclear documentation and almost no working examples available that I've
> been able to find.  To be honest, I'm not even sure of the revXMLRPC
> functions even de-serialise the encapsulated XML data to return standard
> data structures, or if I then have to use additional functions from revXML
> to do that.
>
> Perl, of course, contains a number of various libraries to work with XMLRPC
> and simply deserialises the data to return a data structure with which I can
> work.
>
> Given that LiveCode/Revolution is toted as "less coding, and more
> productive", I'm at a loss to find an equivalent to the types of things that
> I'm trying to do here.
>
> For example, with just a few lines in Perl, I can use (in this example) a
> couple of XMLRPC calls to obtain a list of virtual machines from a cloud
> provider, and the current data concerning those machines.  (using the
> Frontier::RPC library for this) .. example:
>
> --- code ---
> # other stuff snipped here to get to the nitty gritty
> my %vms ;   #empty hash to store the details of my VMs
>
> # login to rpc server
> my $rpc = Frontier::Client->new( url =>  $server_url );
> my $key = $rpc->call('login',$username,$password);
>
> # got my key now start calling various methods...
> my $vm_list = $rpc->call('vm.list',$key);
>
> # now iterate the vm.list and get the info for each vm and store it into a
> local hash for manipulation
> foreach my $vm (@{$vm_list}) {
>      my $vm_info = $rpc->call('vm_info',$key,$vm->{id});
>          # store the data in my %vms hash
>      $vms{$vm_info->{id}} = $vm_info ;
> }
> $rpc->close();
>
> # now I can do whatever I like with the data...
> # like iterate through the list and display some useful data...
>
> foreach my $vm (keys %vms) {
>    print "VM ID:  $vms{$vm}->{id}  --  Hostname:  $vms{$vm}->{hostname}  --
> State:  $vms{$vm}->{state}\n";
>
>    # get a list of interfaces in the VM:
>    print "Interface List...\n";
>
>    foreach my $if (@{$vms{$vm}->{ifaces}}) {
>        print "Interface ID:  $if->{id} -- Speed: $if->{bandwidth} -- Status:
> $if->{state}\n";
>    }
> }
> --- end code ---
>
>
> I can't seem to find a "reasonable" way to do this in livecode/revolution
> with the limited examples/documentation that I have available (and I have
> hard-copies of the RunRev 4.0 user manual, and the 3.0 dictionaries volumes
> 1 and 2) -- Just wondering if there is a relatively straightforward way of
> accomplishing the equivalent of the above in livecode as I cannot find any
> suitable examples after spending hours searching the forums, and the wider
> net...
>
>
> Thanks in advance for any pointers, tips, or references that may be useful!
>
> Regards,
>
> L.
>
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-- 
Jacqueline Landman Gay         |     jacque at hyperactivesw.com
HyperActive Software           |     http://www.hyperactivesw.com