/**
* @param string $uri
*
* @return ImageUri
*/
public function setUri($uri)
{
$this->uri = new Http($uri);
if (!$this->uri->isAbsolute()) {
throw new \InvalidArgumentException('Invalid image URL: ' . $this->uri->toString());
}
return $this;
}
/**
* Ingest from a URL.
*
* Accepts the following non-prefixed keys:
*
* + ingest_url: (required) The URL to ingest. The idea is that some URLs
* contain sensitive data that should not be saved to the database, such
* as private keys. To preserve the URL, remove sensitive data from the
* URL and set it to o:source.
* + store_original: (optional, default true) Whether to store an original
* file. This is helpful when you want the media to have thumbnails but do
* not need the original file.
*
* {@inheritDoc}
*/
public function ingest(Media $media, Request $request, ErrorStore $errorStore)
{
$data = $request->getContent();
if (!isset($data['ingest_url'])) {
$errorStore->addError('error', 'No ingest URL specified');
return;
}
$uri = new HttpUri($data['ingest_url']);
if (!($uri->isValid() && $uri->isAbsolute())) {
$errorStore->addError('ingest_url', 'Invalid ingest URL');
return;
}
$file = $this->getServiceLocator()->get('Omeka\\File');
$file->setSourceName($uri->getPath());
$this->downloadFile($uri, $file->getTempPath());
$fileManager = $this->getServiceLocator()->get('Omeka\\File\\Manager');
$hasThumbnails = $fileManager->storeThumbnails($file);
$media->setHasThumbnails($hasThumbnails);
if (!isset($data['store_original']) || $data['store_original']) {
$fileManager->storeOriginal($file);
$media->setHasOriginal(true);
}
$media->setFilename($file->getStorageName());
$media->setMediaType($file->getMediaType());
if (!array_key_exists('o:source', $data)) {
$media->setSource($uri);
}
}
protected function isValid($value)
{
try {
$uri = new Http($value);
return $uri->isValid() && $uri->isAbsolute() && $uri->getFragment() === null;
} catch (InvalidArgumentException $e) {
return false;
}
}
public function ingest(Media $media, Request $request, ErrorStore $errorStore)
{
$data = $request->getContent();
if (!isset($data['o:source'])) {
$errorStore->addError('o:source', 'No IIIF Image URL specified');
return;
}
$source = $data['o:source'];
//Make a request and handle any errors that might occur.
$uri = new HttpUri($source);
if (!($uri->isValid() && $uri->isAbsolute())) {
$errorStore->addError('o:source', "Invalid url specified");
return false;
}
$client = $this->getServiceLocator()->get('Omeka\\HttpClient');
$client->setUri($uri);
$response = $client->send();
if (!$response->isOk()) {
$errorStore->addError('o:source', sprintf("Error reading %s: %s (%s)", $type, $response->getReasonPhrase(), $response->getStatusCode()));
return false;
}
$IIIFData = json_decode($response->getBody(), true);
if (!$IIIFData) {
$errorStore->addError('o:source', 'Error decoding IIIF JSON');
return;
}
//Check if valid IIIF data
if ($this->validate($IIIFData)) {
$media->setData($IIIFData);
// Not IIIF
} else {
$errorStore->addError('o:source', 'URL does not link to IIIF JSON');
return;
}
//Check API version and generate a thumbnail
//Version 2.0
if (isset($IIIFData['@context']) && $IIIFData['@context'] == 'http://iiif.io/api/image/2/context.json') {
$URLString = '/full/full/0/default.jpg';
// Earlier versions
} else {
$URLString = '/full/full/0/native.jpg';
}
if (isset($IIIFData['@id'])) {
$fileManager = $this->getServiceLocator()->get('Omeka\\File\\Manager');
$file = $this->getServiceLocator()->get('Omeka\\File');
$this->downloadFile($IIIFData['@id'] . $URLString, $file->getTempPath());
$hasThumbnails = $fileManager->storeThumbnails($file);
if ($hasThumbnails) {
$media->setFilename($file->getStorageName());
$media->setHasThumbnails(true);
}
}
}
public function ingest(Media $media, Request $request, ErrorStore $errorStore)
{
$data = $request->getContent();
if (!isset($data['o:source'])) {
$errorStore->addError('o:source', 'No YouTube URL specified');
return;
}
$uri = new HttpUri($data['o:source']);
if (!($uri->isValid() && $uri->isAbsolute())) {
$errorStore->addError('o:source', 'Invalid YouTube URL specified');
return;
}
switch ($uri->getHost()) {
case 'www.youtube.com':
if ('/watch' !== $uri->getPath()) {
$errorStore->addError('o:source', 'Invalid YouTube URL specified, missing "/watch" path');
return;
}
$query = $uri->getQueryAsArray();
if (!isset($query['v'])) {
$errorStore->addError('o:source', 'Invalid YouTube URL specified, missing "v" parameter');
return;
}
$youtubeId = $query['v'];
break;
case 'youtu.be':
$youtubeId = substr($uri->getPath(), 1);
break;
default:
$errorStore->addError('o:source', 'Invalid YouTube URL specified, not a YouTube URL');
return;
}
$fileManager = $this->getServiceLocator()->get('Omeka\\File\\Manager');
$file = $this->getServiceLocator()->get('Omeka\\File');
$url = sprintf('http://img.youtube.com/vi/%s/0.jpg', $youtubeId);
$this->downloadFile($url, $file->getTempPath());
$hasThumbnails = $fileManager->storeThumbnails($file);
$media->setData(['id' => $youtubeId, 'start' => $request->getValue('start'), 'end' => $request->getValue('end')]);
if ($hasThumbnails) {
$media->setFilename($file->getStorageName());
$media->setHasThumbnails(true);
}
}
/**
* Make a request and handle any errors that might occur.
*
* @param string $url URL to request
* @param string $type Type of URL (used to compose error messages)
* @param ErrorStore $errorStore
*/
protected function makeRequest($url, $type, ErrorStore $errorStore)
{
$uri = new HttpUri($url);
if (!($uri->isValid() && $uri->isAbsolute())) {
$errorStore->addError('o:source', "Invalid {$type} specified");
return false;
}
$client = $this->getServiceLocator()->get('Omeka\\HttpClient');
$client->setUri($uri);
$response = $client->send();
if (!$response->isOk()) {
$errorStore->addError('o:source', sprintf("Error reading %s: %s (%s)", $type, $response->getReasonPhrase(), $response->getStatusCode()));
return false;
}
return $response;
}
