[wp-xmlrpc] XMLRPC for Wordpress Mu - blog_id parameter
Luke Mackenzie
luke at lukem.co.uk
Sat May 15 06:28:54 UTC 2010
Thanks Eric - I was just using curl as a test as I am familiar with it. The requests in the live environment will actually be coming from a flash application but thanks for the heads-up on the IXR library.
On 14 May 2010, at 17:31, eric at eamann.com wrote:
> You're certainly going about this the hard way. Why not just use the IXR library already bundled with WordPress?
>
> <?php
>
> include_once(ABSPATH . WPINC . '/class-IXR.php');
>
> $rpc = new IXR_Client( "http://wpmu.localhost/xmlrpc.php" );
> $status = $rpc->query(
> "wp.getComments", // method name
> "2", // blog id
> "admin", // username
> "disney75", // password
> array(
> "status" => "approve"
> )
> );
>
> if( !$status ) {
> print "Error ( " . $rpc->getErrorCode( ) . " ) : ";
> print $rpc->getErrorMessage( ) . "\n";
> exit;
> }
>
> $response= $rpc->getResponse( );
> print_r( $response );
>
> ?>
>
> This is a tested setup and should work regardless of any issue you might face instantiating a CURL request and setting your headers from scratch.
>
> On May 14, 2010 at 3:57 PM Luke Mackenzie <luke at lukem.co.uk> wrote:
>
> > Thanks again,
> >
> > Can anyone confirm if the blog_id parameter should work in the wp.getComments call? This is what I'm doing to test it:
> >
> > I've tried passing the blog ID as both a string and an integer. Wordpress MU version is 2.9.2
> >
> > I always get the comments from the default blog.
> >
> > <?php
> >
> > error_reporting(E_ALL);
> >
> > $method= 'wp.getComments';
> >
> > $username = 'admin';
> >
> > $password = 'disney75';
> >
> >
> > $blog_id = 2;
> >
> > $params = array($blog_id, $username, $password, array('status'=>'approve'));
> >
> > $service_url = 'http://wpmu.localhost/xmlrpc.php';
> >
> > //Using the XML-RPC extension to format the XML package
> >
> > $request = xmlrpc_encode_request($method, $params);
> >
> > //var_dump($request);
> >
> > $req = curl_init($service_url);
> >
> > // Using the cURL extension to send it off, first creating a custom header block
> >
> > $headers = array();
> >
> > array_push($headers,"Content-Type: text/xml");
> >
> > array_push($headers,"Content-Length: ".strlen($request));
> >
> > array_push($headers,"\r\n");
> >
> > //URL to post to
> >
> > curl_setopt($req, CURLOPT_URL, $service_url);
> >
> > //Setting options for a secure SSL based xmlrpc server
> >
> > curl_setopt($req, CURLOPT_SSL_VERIFYPEER, false);
> >
> > curl_setopt($req, CURLOPT_SSL_VERIFYHOST, 2);
> >
> > curl_setopt( $req, CURLOPT_CUSTOMREQUEST, 'POST' );
> >
> > curl_setopt($req, CURLOPT_RETURNTRANSFER, 1 );
> >
> > curl_setopt($req, CURLOPT_HTTPHEADER, $headers );
> >
> > curl_setopt( $req, CURLOPT_POSTFIELDS, $request );
> >
> > //Finally run
> >
> > $response = curl_exec($req);
> >
> > //Close the cURL connection
> >
> > curl_close($req);
> >
> > //Decoding the response to be displayed
> >
> > var_dump($response);
> >
> >
> >
> > On 14 May 2010, at 15:51, eric at eamann.com wrote:
> >
> > > You can define your own XML-RPC methods and the functions that handle those method calls. That's what I meant by the handler function. For example, I use XML-RPC in all my plug-ins to report back installation progress and errors - each plug-in makes an XML-RPC call to a custom handler (method) on my server.
> > >
> > > Basically, you can define your own version of wp.getComments (maybe wpCustom.getComments) that focuses on MU blogs in whatever way you choose (identifying one blog by blog ID or getting information universally).
> > >
> > > On May 14, 2010 at 2:42 PM Luke Mackenzie <luke at lukem.co.uk> wrote:
> > >
> > > > Could you expand on what you mean by the handler function?
> > > >
> > > > I'm trying this call as an example:
> > > >
> > > > http://codex.wordpress.org/XML-RPC/wp.getComments
> > > >
> > > > Altering the blog_id has no effect on the comments returned. I have read elsewhere that the blog_id parameter is ignored. Is that still the case?
> > > >
> > > > An alternative would be to use different endpoints per blog as I believe these are separate in MU?
> > > >
> > > >
> > > > Thanks again,
> > > >
> > > > Luke.
> > > >
> > > >
> > > > On 14 May 2010, at 14:26, Eric Mann wrote:
> > > >
> > > > > Luke,
> > > > >
> > > > > I've worked with WordPress' XMLRPC system before (using a WP-Hive
> > > > > installation with multiple separate blogs similar to a WPMU set-up). The
> > > > > new approach you're using is definitely simpler and easier to implement (I
> > > > > tried the 5ubliminal one as well the first time).
> > > > >
> > > > > Whether or not you can distinguish between separate blogs in a MU
> > > > > installation depends entirely on how you build your handler function. You
> > > > > can build it to distinguish the separate blogs, to only function on specific
> > > > > blogs, or to treat the entire system as a single WordPress site. It's all
> > > > > up to you.
> > > > >
> > > > > Yes, you can retrieve and post to custom fields.
> > > > >
> > > > > Absolutely writing a plug-in is the way to go. The only other options are
> > > > > to change core files (BAD idea) or to build it into your theme, in which
> > > > > case it could ONLY be used on MU sites using that theme. Build it as a
> > > > > site-wide MU plug-in that can be controlled on a site-by-site basis by the
> > > > > global admin.
> > > > >
> > > > > ~Eric
> > > > >
> > > > > Eric Mann
> > > > > www.eamann.com
> > > > >
> > > > >
> > > > > -----Original Message-----
> > > > > From: wp-xmlrpc-bounces at lists.automattic.com
> > > > > [mailto:wp-xmlrpc-bounces at lists.automattic.com] On Behalf Of Luke Mackenzie
> > > > > Sent: Friday, May 14, 2010 5:52 AM
> > > > > To: wp-xmlrpc at lists.automattic.com
> > > > > Subject: [wp-xmlrpc] XMLRPC for Wordpress Mu
> > > > >
> > > > > Hi,
> > > > >
> > > > > I have been tasked with creating an API for retrieving and adding content to
> > > > > Wordpress from a flash application and legacy CMS (non-PHP). My plan is to
> > > > > utilise the existing default xmlrpc endpoint and add any additional
> > > > > functionality by creating a plugin which hooks into xmlrpc_methods.
> > > > >
> > > > > A previous attempt had been made by another developer based on the following
> > > > > code:
> > > > >
> > > > > http://blog.5ubliminal.com/posts/remote-control-wordpress-blog-xmlrpc-api/
> > > > >
> > > > > This code looks unwieldy and poorly documented to me and my preference would
> > > > > be to use this approach:
> > > > >
> > > > > http://kovshenin.com/archives/custom-xml-rpc-methods-in-wordpress/
> > > > >
> > > > > I would be grateful if anyone with experience in this area could confirm
> > > > > that:
> > > > >
> > > > > - I will be able to distinguish between separate blogs in an MU installation
> > > > > when both retrieving and posting data via XMLRPC
> > > > > - I will be able to retrieve and post to custom fields
> > > > > - writing a plugin is the way to go.
> > > > >
> > > > > We do not have the option of using Wordpress 3 as it is still in Beta and we
> > > > > are under time pressure.
> > > > >
> > > > > I would greatly appreciate appreciate any input / advice.
> > > > >
> > > > > Many thanks,
> > > > >
> > > > > Luke.
> > > > >
> > > > >
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> > > > > wp-xmlrpc at lists.automattic.com
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> > > > >
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