tobyink's location RDF patch

This commit is contained in:
Craig Andrews 2009-11-19 12:00:25 -05:00
parent ad0b9a7115
commit 4463768bae
4 changed files with 82 additions and 4 deletions

View File

@ -108,11 +108,29 @@ class FoafAction extends Action
if ($this->profile->bio) { if ($this->profile->bio) {
$this->element('bio:olb', null, $this->profile->bio); $this->element('bio:olb', null, $this->profile->bio);
} }
// XXX: more structured location data
if ($this->profile->location) { $location = $this->profile->getLocation();
if ($location) {
$attr = array();
if ($location->getRdfURL()) {
$attr['rdf:about'] = $location->getRdfURL();
}
$location_name = $location->getName();
$this->elementStart('based_near'); $this->elementStart('based_near');
$this->elementStart('geo:SpatialThing'); $this->elementStart('geo:SpatialThing', $attr);
$this->element('name', null, $this->profile->location); if ($location_name) {
$this->element('name', null, $location_name);
}
if ($location->lat) {
$this->element('geo:lat', null, $location->lat);
}
if ($location->lon) {
$this->element('geo:long', null, $location->lat);
}
if ($location->getURL()) {
$this->element('page', array('rdf:resource'=>$location->getURL()));
}
$this->elementEnd('geo:SpatialThing'); $this->elementEnd('geo:SpatialThing');
$this->elementEnd('based_near'); $this->elementEnd('based_near');
} }

View File

@ -52,6 +52,7 @@ class Location
public $location_id; public $location_id;
public $location_ns; public $location_ns;
private $_url; private $_url;
private $_rdfurl;
var $names = array(); var $names = array();
@ -185,4 +186,27 @@ class Location
return $url; return $url;
} }
/**
* Get an URL for this location, suitable for embedding in RDF
*
* @return string URL for this location or NULL
*/
function getRdfURL()
{
// Keep one cached
if (is_string($this->_rdfurl)) {
return $this->_rdfurl;
}
$url = null;
Event::handle('LocationRdfUrl', array($this, &$url));
$this->_rdfurl = $url;
return $url;
}
} }

View File

@ -244,6 +244,16 @@ class Rss10Action extends Action
$this->element('dc:creator', null, ($profile->fullname) ? $profile->fullname : $profile->nickname); $this->element('dc:creator', null, ($profile->fullname) ? $profile->fullname : $profile->nickname);
$this->element('foaf:maker', array('rdf:resource' => $creator_uri)); $this->element('foaf:maker', array('rdf:resource' => $creator_uri));
$this->element('sioc:has_creator', array('rdf:resource' => $creator_uri.'#acct')); $this->element('sioc:has_creator', array('rdf:resource' => $creator_uri.'#acct'));
$location = $notice->getLocation();
if ($location && isset($location->lat) && isset($location->lon)) {
$location_uri = $location->getRdfURL();
$attrs = array('geo:lat' => $location->lat,
'geo:long' => $location->lon);
if (strlen($location_uri)) {
$attrs['rdf:resource'] = $location_uri;
}
$this->element('statusnet:origin', $attrs);
}
$this->element('statusnet:postIcon', array('rdf:resource' => $profile->avatarUrl())); $this->element('statusnet:postIcon', array('rdf:resource' => $profile->avatarUrl()));
$this->element('cc:licence', array('rdf:resource' => common_config('license', 'url'))); $this->element('cc:licence', array('rdf:resource' => common_config('license', 'url')));
if ($notice->reply_to) { if ($notice->reply_to) {
@ -354,6 +364,8 @@ class Rss10Action extends Action
'http://rdfs.org/sioc/types#', 'http://rdfs.org/sioc/types#',
'xmlns:rdfs' => 'xmlns:rdfs' =>
'http://www.w3.org/2000/01/rdf-schema#', 'http://www.w3.org/2000/01/rdf-schema#',
'xmlns:geo' =>
'http://www.w3.org/2003/01/geo/wgs84_pos#',
'xmlns:statusnet' => 'xmlns:statusnet' =>
'http://status.net/ont/', 'http://status.net/ont/',
'xmlns' => 'http://purl.org/rss/1.0/')); 'xmlns' => 'http://purl.org/rss/1.0/'));

View File

@ -302,4 +302,28 @@ class GeonamesPlugin extends Plugin
// it's been filled, so don't process further. // it's been filled, so don't process further.
return false; return false;
} }
/**
* Machine-readable name for a location
*
* Given a location, we try to retrieve a geonames.org URL.
*
* @param Location $location Location to get the url for
* @param string &$url Place to put the url
*
* @return boolean whether to continue
*/
function onLocationRdfUrl($location, &$url)
{
if ($location->location_ns != self::LOCATION_NS) {
// It's not one of our IDs... keep processing
return true;
}
$url = 'http://sw.geonames.org/' . $location->location_id . '/';
// it's been filled, so don't process further.
return false;
}
} }