/**
* Given a resource, this function fetches that resource and updates
* its status in the database if anything has changed, in particular
* the title field.
*
* If the resource is no longer available (returns 404), the resource
* is removed. Is this too radical?
*
*/
function reload(folksoQuery $q, folksoWsseCreds $cred, folksoDBconnect $dbc)
{
$i = new folksoDBinteract($dbc);
if ($i->db_error()) {
header('HTTP/1.0 501 Database connection error');
die($i->error_info());
}
/** check initial url **/
$url = '';
if (is_numeric($q->res)) {
$url = $i->url_from_id($q->res);
if ($url = 0) {
// no corresponding url
header('HTTP/1.1 404 Resource not found.');
print "The numeric id " . $q->res . " that was provided does not correspond " . " to an existing resource. Perhaps the resource has been deleted.";
return;
}
} else {
$url = $q->res;
if (!$i->resourcep($url)) {
header('HTTP/1.1 404 Resource not found');
print "The url provided (" . $q->res . ") was not found in the database. " . "It must be added before it can be modified.";
return;
}
}
/** do request **/
$ch = curl_init($url);
curl_setopt($ch, CURLOPT_USERAGENT, 'folksoClient');
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$result = curl_exec($ch);
$result_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
/** react to request results **/
$rq = new folksoResupQuery();
switch ($result_code) {
case '404':
$i->query($rq->resremove($url));
header('http/1.1 200 Deleted');
print "Removed the resource {$url} from the system.";
return;
break;
case '200':
$i->query($rq->resmodtitle($url, $newtitle));
}
}
public function testUrl_from_id()
{
$i = new folksoDBinteract($this->dbc);
$this->assertEqual($i->url_from_id(3), 'http://example.com/3', 'url_from_id not retrieving correct url.');
}