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|
<?php
/**
* Nextcloud - News
*
* This file is licensed under the Affero General Public License version 3 or
* later. See the COPYING file.
*
* @author Alessandro Cosentino <cosenal@gmail.com>
* @author Bernhard Posselt <dev@bernhard-posselt.com>
* @copyright 2012 Alessandro Cosentino
* @copyright 2012-2014 Bernhard Posselt
*/
namespace OCA\News\Service;
use OCA\News\Db\Item;
use OCP\IConfig;
use OCP\AppFramework\Db\DoesNotExistException;
use OCA\News\Db\ItemMapper;
use OCA\News\Db\FeedType;
use OCA\News\Config\Config;
use OCA\News\Utility\Time;
class ItemService extends Service
{
private $config;
private $timeFactory;
private $itemMapper;
private $systemConfig;
public function __construct(
ItemMapper $itemMapper,
Time $timeFactory,
Config $config,
IConfig $systemConfig
) {
parent::__construct($itemMapper);
$this->config = $config;
$this->timeFactory = $timeFactory;
$this->itemMapper = $itemMapper;
$this->systemConfig = $systemConfig;
}
/**
* Returns all new items
*
* @param int $id the id of the feed, 0 for starred or all items
* @param int $type the type of the feed
* @param int $updatedSince a timestamp with the last modification date
* returns only items with a >= modified
* timestamp
* @param boolean $showAll if unread items should also be returned
* @param string $userId the name of the user
* @return array of items
*/
public function findAllNew($id, $type, $updatedSince, $showAll, $userId)
{
switch ($type) {
case FeedType::FEED:
return $this->itemMapper->findAllNewFeed(
$id,
$updatedSince,
$showAll,
$userId
);
case FeedType::FOLDER:
return $this->itemMapper->findAllNewFolder(
$id,
$updatedSince,
$showAll,
$userId
);
default:
return $this->itemMapper->findAllNew(
$updatedSince,
$type,
$showAll,
$userId
);
}
}
/**
* Returns all items
*
* @param int $id the id of the feed, 0 for starred or all items
* @param int $type the type of the feed
* @param int $limit how many items should be returned
* @param int $offset the offset
* @param boolean $showAll if unread items should also be returned
* @param boolean $oldestFirst if it should be ordered by oldest first
* @param string $userId the name of the user
* @param string[] $search an array of keywords that the result should
* contain in either the author, title, link
* or body
* @return array of items
*/
public function findAll(
$id,
$type,
$limit,
$offset,
$showAll,
$oldestFirst,
$userId,
$search = []
) {
switch ($type) {
case FeedType::FEED:
return $this->itemMapper->findAllFeed(
$id,
$limit,
$offset,
$showAll,
$oldestFirst,
$userId,
$search
);
case FeedType::FOLDER:
return $this->itemMapper->findAllFolder(
$id,
$limit,
$offset,
$showAll,
$oldestFirst,
$userId,
$search
);
default:
return $this->itemMapper->findAll(
$limit,
$offset,
$type,
$showAll,
$oldestFirst,
$userId,
$search
);
}
}
/**
* Star or unstar an item
*
* @param int $feedId the id of the item's feed that should be starred
* @param string $guidHash the guidHash of the item that should be starred
* @param boolean $isStarred if true the item will be marked as starred,
* if false unstar
* @param string $userId the name of the user for security reasons
* @throws ServiceNotFoundException if the item does not exist
*/
public function star($feedId, $guidHash, $isStarred, $userId)
{
try {
/**
* @var Item $item
*/
$item = $this->itemMapper->findByGuidHash(
$guidHash,
$feedId,
$userId
);
$item->setStarred($isStarred);
$this->itemMapper->update($item);
} catch (DoesNotExistException $ex) {
throw new ServiceNotFoundException($ex->getMessage());
}
}
/**
* Read or unread an item
*
* @param int $itemId the id of the item that should be read
* @param boolean $isRead if true the item will be marked as read,
* if false unread
* @param string $userId the name of the user for security reasons
* @throws ServiceNotFoundException if the item does not exist
*/
public function read($itemId, $isRead, $userId)
{
try {
$lastModified = $this->timeFactory->getMicroTime();
$this->itemMapper->readItem($itemId, $isRead, $lastModified, $userId);
} catch (DoesNotExistException $ex) {
throw new ServiceNotFoundException($ex->getMessage());
}
}
/**
* Set all items read
*
* @param int $highestItemId all items below that are marked read. This is
* used to prevent marking items as read that
* the users hasn't seen yet
* @param string $userId the name of the user
*/
public function readAll($highestItemId, $userId)
{
$time = $this->timeFactory->getMicroTime();
$this->itemMapper->readAll($highestItemId, $time, $userId);
}
/**
* Set a folder read
*
* @param int $folderId the id of the folder that should be marked read
* @param int $highestItemId all items below that are marked read. This is
* used to prevent marking items as read that
* the users hasn't seen yet
* @param string $userId the name of the user
*/
public function readFolder($folderId, $highestItemId, $userId)
{
$time = $this->timeFactory->getMicroTime();
$this->itemMapper->readFolder(
$folderId,
$highestItemId,
$time,
$userId
);
}
/**
* Set a feed read
*
* @param int $feedId the id of the feed that should be marked read
* @param int $highestItemId all items below that are marked read. This is
* used to prevent marking items as read that
* the users hasn't seen yet
* @param string $userId the name of the user
*/
public function readFeed($feedId, $highestItemId, $userId)
{
$time = $this->timeFactory->getMicroTime();
$this->itemMapper->readFeed($feedId, $highestItemId, $time, $userId);
}
/**
* This method deletes all unread feeds that are not starred and over the
* count of $this->autoPurgeCount starting by the oldest. This is to clean
* up the database so that old entries don't spam your db. As criteria for
* old, the id is taken
*/
public function autoPurgeOld()
{
$count = $this->config->getAutoPurgeCount();
if ($count >= 0) {
$this->itemMapper->deleteReadOlderThanThreshold($count);
}
}
/**
* Returns the newest item id, use this for marking feeds read
*
* @param string $userId the name of the user
* @throws ServiceNotFoundException if there is no newest item
* @return int
*/
public function getNewestItemId($userId)
{
try {
return $this->itemMapper->getNewestItemId($userId);
} catch (DoesNotExistException $ex) {
throw new ServiceNotFoundException($ex->getMessage());
}
}
/**
* Returns the starred count
*
* @param string $userId the name of the user
* @return int the count
*/
public function starredCount($userId)
{
return $this->itemMapper->starredCount($userId);
}
/**
* @param string $userId from which user the items should be taken
* @return array of items which are starred or unread
*/
public function getUnreadOrStarred($userId)
{
return $this->itemMapper->findAllUnreadOrStarred($userId);
}
/**
* Deletes all items of a user
*
* @param string $userId the name of the user
*/
public function deleteUser($userId)
{
$this->itemMapper->deleteUser($userId);
}
/**
* Regenerates the search index for all items
*/
public function generateSearchIndices()
{
$this->itemMapper->updateSearchIndices();
}
}
|
