<?php
/*
** Zabbix
** Copyright (C) 2001-2020 Zabbix SIA
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
**/


class CControllerImageDelete extends CController {

	protected function init() {
		$this->disableSIDValidation();
	}

	protected function checkInput() {
		$fields = [
			'imageid'   => 'required | db images.imageid',
			'imagetype' => 'required | db images.imagetype'
		];

		$ret = $this->validateInput($fields);

		if (!$ret) {
			$this->setResponse(new CControllerResponseFatal());
		}

		return $ret;
	}

	protected function checkPermissions() {
		if ($this->getUserType() != USER_TYPE_SUPER_ADMIN) {
			return false;
		}

		$images = API::Image()->get(['imageids' => (array) $this->getInput('imageid')]);
		if (!$images) {
			return false;
		}

		$this->image = $images[0];

		return true;
	}

	protected function doAction() {
		$result = API::Image()->delete((array) $this->image['imageid']);

		if ($result) {
			add_audit(AUDIT_ACTION_UPDATE, AUDIT_RESOURCE_IMAGE, 'Image ['.$this->image['name'].'] deleted');
			$response = new CControllerResponseRedirect((new CUrl('zabbix.php'))
				->setArgument('action', 'image.list')
				->setArgument('imagetype', $this->getInput('imagetype'))
			);
			$response->setMessageOk(_('Image deleted'));
		}
		else {
			$response = new CControllerResponseRedirect((new CUrl('zabbix.php'))
				->setArgument('action', 'image.edit')
				->setArgument('imageid', $this->getInput('imageid'))
			);
			$response->setMessageError(_('Cannot delete image'));
		}

		$this->setResponse($response);
	}
}
