date.chapril.org-framadate/app/classes/Framadate/Services/PurgeService.php

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<?php
namespace Framadate\Services;
use Framadate\FramaDB;
use Framadate\Repositories\RepositoryFactory;
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/**
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* This service helps to purge data.
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*
* @package Framadate\Services
*/
class PurgeService {
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private $logService;
private $pollRepository;
private $slotRepository;
private $voteRepository;
private $commentRepository;
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function __construct(FramaDB $connect, LogService $logService) {
$this->logService = $logService;
$this->pollRepository = RepositoryFactory::pollRepository();
$this->slotRepository = RepositoryFactory::slotRepository();
$this->voteRepository = RepositoryFactory::voteRepository();
$this->commentRepository = RepositoryFactory::commentRepository();
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}
public function repeatedCleanings() {
$this->purgeOldPolls();
$this->cleanDemoPoll();
}
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/**
* This methode purges all old polls (the ones with end_date in past).
*
* @return bool true is action succeeded
*/
function purgeOldPolls() {
$oldPolls = $this->pollRepository->findOldPolls();
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$count = count($oldPolls);
if ($count > 0) {
$this->logService->log('EXPIRATION', 'Going to purge ' . $count . ' poll(s)...');
foreach ($oldPolls as $poll) {
if ($this->purgePollById($poll->id)) {
$this->logService->log('EXPIRATION_SUCCESS', 'id: ' . $poll->id . ', title:' . $poll->title . ', format: ' . $poll->format . ', admin: ' . $poll->admin_name);
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} else {
$this->logService->log('EXPIRATION_FAILED', 'id: ' . $poll->id . ', title:' . $poll->title . ', format: ' . $poll->format . ', admin: ' . $poll->admin_name);
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}
}
}
return $count;
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}
public function cleanDemoPoll() {
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if (!defined("DEMO_POLL_ID") || !defined("DEMO_POLL_NUMBER_VOTES")) {
return;
}
$this->voteRepository->beginTransaction();
$demoVotes = $this->voteRepository->allUserVotesByPollId(DEMO_POLL_ID);
$votesToDelete = count($demoVotes) - DEMO_POLL_NUMBER_VOTES;
if ($votesToDelete > 0) {
$this->voteRepository->deleteOldVotesByPollId(DEMO_POLL_ID, $votesToDelete);
}
$this->voteRepository->commit();
}
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/**
* This methode delete all data about a poll.
*
* @param $poll_id int The ID of the poll
* @return bool true is action succeeded
*/
function purgePollById($poll_id) {
$done = true;
$this->pollRepository->beginTransaction();
$done &= $this->commentRepository->deleteByPollId($poll_id);
$done &= $this->voteRepository->deleteByPollId($poll_id);
$done &= $this->slotRepository->deleteByPollId($poll_id);
$done &= $this->pollRepository->deleteById($poll_id);
if ($done) {
$this->pollRepository->commit();
} else {
$this->pollRepository->rollback();
}
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return $done;
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}
}