owncloud / files_paperhive

	public function generatePaperHiveDocument($dir, $bookID) {

		// Try to get the document

		$paperHiveObjectString = $this->fetchDocument($bookID);

		if ($paperHiveObjectString === false) {

			$message = (string)$this->l->t('Problem connecting to PaperHive.');

			return new DataResponse(['message' => $message], Http::STATUS_BAD_REQUEST);

		}

		$paperHiveObject = json_decode($paperHiveObjectString, true);

		// Check if correct response has been returned

		$paperHiveObject = json_decode($paperHiveObjectString, true);

		// Check if correct response has been returned

		if (json_last_error() != JSON_ERROR_NONE) {

			$message = (string)$this->l->t('Received wrong response from PaperHive.');

			return new DataResponse(['message' => $message], Http::STATUS_BAD_REQUEST);

		}

		// Check if document is found

		if (!(isset($paperHiveObject['metadata']) && isset($paperHiveObject['metadata']['title']))) {

		// Try fetching discussions

		$paperHiveDiscussionsString = $this->fetchDiscussions($bookID);

		$paperHiveDiscussions = json_decode($paperHiveDiscussionsString, true);

		if ($paperHiveDiscussionsString === false || json_last_error() != JSON_ERROR_NONE) {

			$message = (string)$this->l->t('Problem connecting to PaperHive to fetch discussions.');

			return new DataResponse(['message' => $message], Http::STATUS_BAD_REQUEST);

		}

		$discussionCount = -1;

		if (json_last_error() === JSON_ERROR_NONE && isset($paperHiveDiscussions['discussions'])) {

			$discussionCount = count($paperHiveDiscussions['discussions']);