public function importFile($pathname)
{
$doc = RDF::documentFromURL($pathname);
$info = null;
if (is_object($doc)) {
$topic = ProgrammesOntology::instanceFromDocument($doc);
if (is_object($topic)) {
if ($topic instanceof POBrand) {
$info = $this->importBrand($topic);
$info['_recurse'] = array();
foreach ($topic->episodes as $ep) {
$info['_recurse'][] = strval($ep);
}
foreach ($topic->series as $ep) {
$info['_recurse'][] = strval($ep);
}
foreach ($topic->clips as $ep) {
$info['_recurse'][] = strval($ep);
}
} else {
if ($topic instanceof POSeries) {
$info = $this->importSeries($topic);
$info['_recurse'] = array();
foreach ($topic->episodes as $ep) {
if ($ep->isA(ProgrammesOntology::po . 'episode')) {
$ep = $ep->first(ProgrammesOntology::po . 'Episode');
}
$url = strval($ep);
if (!strlen($url)) {
print_r($ep);
die;
}
$info['_recurse'][] = $url;
}
foreach ($topic->clips as $ep) {
$info['_recurse'][] = strval($ep);
}
} else {
if ($topic instanceof POEpisode) {
$info = $this->importEpisode($topic);
} else {
echo "Unsupported class " . get_class($topic) . "\n";
}
}
}
} else {
echo "No primary topic found.\n";
}
} else {
echo "No document found.\n";
}
return $info;
}
protected function importFile($pathname)
{
$class = null;
$base = $pathname;
if (!strncmp($pathname, 'http:', 5)) {
uses('rdf');
$doc = RDF::documentFromURL($pathname);
if (is_object($doc)) {
require_once dirname(__FILE__) . '/import-rdf.php';
$class = 'MediaImportRDF';
} else {
echo "No RDF found at {$pathname}\n";
}
} else {
$info = pathinfo($pathname);
$base = basename($pathname);
if (!isset($info['extension'])) {
$info['extension'] = null;
}
switch ($info['extension']) {
case 'xml':
require_once dirname(__FILE__) . '/import-xml.php';
$class = 'MediaImportXML';
break;
case 'json':
require_once dirname(__FILE__) . '/import-json.php';
$class = 'MediaImportJSON';
break;
case 'rdf':
require_once dirname(__FILE__) . '/import-rdf.php';
$class = 'MediaImportRDF';
break;
default:
echo $base . ": Error: Unsupported file type\n";
return false;
}
}
if (!strlen($class) || !class_exists($class)) {
echo $base . ": Error: Unable to import (internal error -- class {$class} does not exist)\n";
return false;
}
$inst = new $class();
$data = $inst->importFile($pathname);
if (!$data) {
echo $base . ": Error: Unable to import: import class failed\n";
return false;
}
$recurse = null;
if (isset($data['_recurse']) && is_array($data['_recurse'])) {
$recurse = $data['_recurse'];
unset($data['_recurse']);
}
if (!($asset = Asset::objectForData($data))) {
echo $base . ": Error: Unable to import: could not create asset object\n";
return false;
}
if (true !== ($r = $asset->verify())) {
echo $base . ": Error: Unable to import: " . $r . "\n";
return false;
}
if (!isset($asset->kind)) {
$asset->kind = null;
}
if (!isset($asset->uuid)) {
if (isset($asset->curie)) {
if (null !== ($uuid = $this->model->uuidForCurie($asset->curie))) {
echo $base . ": Note: Matched CURIE [" . $asset->curie . "] to existing UUID " . $uuid . "\n";
$asset->uuid = $uuid;
}
}
if ($asset instanceof Classification) {
if (!isset($asset->uuid) && strlen($asset->slug)) {
if ($obj = $this->model->locateObject($asset->slug, $asset->parent, $asset->kind)) {
$asset->uuid = $obj->uuid;
}
}
if (!isset($asset->uuid) && isset($asset->sameAs)) {
foreach ($asset->sameAs as $sameAs) {
if ($obj = $this->model->locateObject($sameAs, false, $asset->kind)) {
$asset->uuid = $obj->uuid;
break;
}
}
}
if (!isset($asset->slug) && !isset($asset->sameAs)) {
echo $base . ": Refusing to import a " . $asset->kind . " with no useful information. Sorry.\n";
return false;
}
}
}
if (isset($asset->uuid)) {
/* Check to see whether asset already exists with that UUID,
* and if so whether it's the same kind.
*/
if ($old = $this->model->dataForUuid($asset->uuid)) {
if (!isset($old['kind'])) {
$old['kind'] = null;
}
if (strcmp($asset->kind, $old['kind'])) {
echo $base . ": Warning: Updating asset " . $asset->uuid . " from being a '" . $old['kind'] . "' to being a '" . $asset->kind . "'\n";
} else {
echo $base . ": Updating " . $asset->uuid . "\n";
}
}
}
if (isset($asset->uuid)) {
$created = false;
} else {
$created = true;
}
$asset->store();
if ($created) {
echo $base . ": Created with UUID " . $asset->uuid . "\n";
}
if (is_array($recurse) && count($recurse)) {
return $recurse;
}
return true;
}
