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<?php
/**
* Copyright 2012-2014 Nick Korbel
*
* This file is part of Booked Scheduler.
*
* Booked Scheduler 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 3 of the License, or
* (at your option) any later version.
*
* Booked Scheduler 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 Booked Scheduler. If not, see <http://www.gnu.org/licenses/>.
*/
require_once(ROOT_DIR . 'lib/WebService/namespace.php');
require_once(ROOT_DIR . 'Domain/Access/namespace.php');
require_once(ROOT_DIR . 'lib/Application/Attributes/namespace.php');
require_once(ROOT_DIR . 'WebServices/Responses/ResourceResponse.php');
require_once(ROOT_DIR . 'WebServices/Responses/ResourcesResponse.php');
require_once(ROOT_DIR . 'WebServices/Responses/CustomAttributeResponse.php');
require_once(ROOT_DIR . 'WebServices/Responses/Resource/ResourceStatusResponse.php');
require_once(ROOT_DIR . 'WebServices/Responses/Resource/ResourceStatusReasonsResponse.php');
require_once(ROOT_DIR . 'WebServices/Responses/Resource/ResourceAvailabilityResponse.php');
require_once(ROOT_DIR . 'WebServices/Responses/Resource/ResourceReference.php');
class ResourcesWebService
{
/**
* @var IRestServer
*/
private $server;
/**
* @var IResourceRepository
*/
private $resourceRepository;
/**
* @var IAttributeService
*/
private $attributeService;
/**
* @var IReservationViewRepository
*/
private $reservationRepository;
public function __construct(IRestServer $server,
IResourceRepository $resourceRepository,
IAttributeService $attributeService,
IReservationViewRepository $reservationRepository)
{
$this->server = $server;
$this->resourceRepository = $resourceRepository;
$this->attributeService = $attributeService;
$this->reservationRepository = $reservationRepository;
}
/**
* @name GetAllResources
* @description Loads all resources
* @response ResourcesResponse
* @return void
*/
public function GetAll()
{
$resources = $this->resourceRepository->GetResourceList();
$resourceIds = array();
foreach ($resources as $resource)
{
$resourceIds[] = $resource->GetId();
}
$attributes = $this->attributeService->GetAttributes(CustomAttributeCategory::RESOURCE, $resourceIds);
$this->server->WriteResponse(new ResourcesResponse($this->server, $resources, $attributes));
}
/**
* @name GetResource
* @description Loads a specific resource by id
* @param int $resourceId
* @response ResourceResponse
* @return void
*/
public function GetResource($resourceId)
{
$resource = $this->resourceRepository->LoadById($resourceId);
$resourceId = $resource->GetResourceId();
if (empty($resourceId))
{
$this->server->WriteResponse(RestResponse::NotFound(), RestResponse::NOT_FOUND_CODE);
}
else
{
$attributes = $this->attributeService->GetAttributes(CustomAttributeCategory::RESOURCE, array($resourceId));
$this->server->WriteResponse(new ResourceResponse($this->server, $resource, $attributes));
}
}
/**
* @name GetStatuses
* @description Returns all available resource statuses
* @response ResourceStatusResponse
* @return void
*/
public function GetStatuses()
{
$this->server->WriteResponse(new ResourceStatusResponse());
}
/**
* @name GetStatusReasons
* @description Returns all available resource status reasons
* @response ResourceStatusReasonsResponse
* @return void
*/
public function GetStatusReasons()
{
$reasons = $this->resourceRepository->GetStatusReasons();
$this->server->WriteResponse(new ResourceStatusReasonsResponse($this->server, $reasons));
}
/**
* @name GetAvailability
* @description Returns resource availability for the requested time. "availableAt" and "availableUntil" will include availability through the next 24 hours
* Optional query string parameter: dateTime. If no dateTime is requested the current datetime will be used.
* @response ResourcesAvailabilityResponse
* @return void
*/
public function GetAvailability($resourceId = null)
{
$dateQueryString = $this->server->GetQueryString(WebServiceQueryStringKeys::DATE_TIME);
if (!empty($dateQueryString))
{
$requestedTime = WebServiceDate::GetDate($dateQueryString, $this->server->GetSession());
}
else
{
$requestedTime = Date::Now();
}
if (empty($resourceId))
{
$resources = $this->resourceRepository->GetResourceList();
}
else
{
$resources[] = $this->resourceRepository->LoadById($resourceId);
}
$reservations = $this->reservationRepository->GetReservationList($requestedTime->AddDays(-1),
$requestedTime->AddDays(1),
null, null, null,
$resourceId);
$indexedReservations = array();
foreach ($reservations as $reservation)
{
$key = $reservation->GetResourceId();
if (!array_key_exists($key, $indexedReservations))
{
$indexedReservations[$key] = array();
}
$indexedReservations[$key][] = $reservation;
}
$resourceAvailability = array();
foreach ($resources as $resource)
{
$resourceId = $resource->GetResourceId();
$conflict = null;
$nextReservation = null;
$opening = null;
if (array_key_exists($resourceId, $indexedReservations))
{
$resourceReservations = $indexedReservations[$resourceId];
/** @var $reservation ReservationItemView */
foreach ($resourceReservations as $i => $reservation)
{
if ($conflict == null && $reservation->BufferedTimes()
->Overlaps(new DateRange($requestedTime, $requestedTime))
)
{
$conflict = $reservation;
}
if ($nextReservation == null && $reservation->StartDate->GreaterThan($requestedTime))
{
$nextReservation = $reservation;
}
}
$opening = $this->GetOpeningAfter($resourceReservations, $requestedTime);
if ($opening == null && $conflict != null)
{
$opening = $conflict->BufferedTimes()->GetEnd();
}
}
$resourceAvailability[] = new ResourceAvailabilityResponse($this->server, $resource, $conflict, $nextReservation, $opening);
}
$this->server->WriteResponse(new ResourcesAvailabilityResponse($this->server, $resourceAvailability));
}
/**
* @param ReservationItemView[] $reservations
* @param Date $requestedTime
* @return Date|null
*/
private function GetOpeningAfter($reservations, $requestedTime)
{
/** @var $reservation ReservationItemView */
foreach ($reservations as $i => $reservation)
{
if ($reservation->BufferedTimes()
->GetBegin()
->GreaterThanOrEqual($requestedTime) >= 0
)
{
for ($r = $i; $r < count($reservations) - 1; $r++)
{
$thisRes = $reservations[$r]->BufferedTimes();
$nextRes = $reservations[$r + 1]->BufferedTimes();
if ($thisRes->GetEnd()
->LessThan($nextRes->GetBegin())
)
{
return $thisRes->GetEnd();
}
}
}
}
return null;
}
}