matiasdelellis / facerecognition

	 * @param Folder $folder

	 * TODO: It is inefficient since it copies the array recursively.

	 */

	private function getPicturesFromFolder(Folder $folder, $results = array()) {

		//$this->output->writeln('Scanning folder ' . $folder->getPath());

		$nodes = $folder->getDirectoryListing();

		foreach ($nodes as $node) {

			//if ($node->isHidden())

			//	continue;

			if ($node instanceof Folder and !$node->nodeExists('.nomedia')) {

				$results = $this->getPicturesFromFolder($node, $results);

			} else if ($node instanceof File and Requirements::isImageTypeSupported($node->getMimeType())) {

				$results[] = $node;

			}

		}

		return $results;

	}

	/**

	 * @param Folder $folder Folder to get images from

	 * @return array List of all images and folders to continue recursive crawling

	 */

	private function getPicturesFromFolder(Folder $folder, $results = array()) {

		$nodes = $folder->getDirectoryListing();

		foreach ($nodes as $node) {

			//if ($node->isHidden())

			//	continue;

			// $previewImage = new \OC_Image();

			// $previewImage->loadFromData($preview->getContent());

			if ($node instanceof Folder and !$node->nodeExists('.nomedia')) {

				$results = $this->getPicturesFromFolder($node, $results);

			} else if ($node instanceof File) {

				if (Requirements::isImageTypeSupported($node->getMimeType())) {

					$results[] = $node;

				}

			}

		}

		return $results;

	}

}