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

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<?php
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/**
* This software is governed by the CeCILL-B license. If a copy of this license
* is not distributed with this file, you can obtain one at
* http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.txt
*
* Authors of STUdS (initial project): Guilhem BORGHESI (borghesi@unistra.fr) and Raphaël DROZ
* Authors of Framadate/OpenSondate: Framasoft (https://github.com/framasoft)
*
* =============================
*
* Ce logiciel est régi par la licence CeCILL-B. Si une copie de cette licence
* ne se trouve pas avec ce fichier vous pouvez l'obtenir sur
* http://www.cecill.info/licences/Licence_CeCILL-B_V1-fr.txt
*
* Auteurs de STUdS (projet initial) : Guilhem BORGHESI (borghesi@unistra.fr) et Raphaël DROZ
* Auteurs de Framadate/OpenSondage : Framasoft (https://github.com/framasoft)
*/
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namespace Framadate\Services;
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use Framadate\Form;
use Framadate\FramaDB;
use Framadate\Utils;
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class PollService {
private $connect;
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private $logService;
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function __construct(FramaDB $connect, LogService $logService) {
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$this->connect = $connect;
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$this->logService = $logService;
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}
/**
* Find a poll from its ID.
*
* @param $poll_id int The ID of the poll
* @return \stdClass|null The found poll, or null
*/
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function findById($poll_id) {
if (preg_match('/^[\w\d]{16}$/i', $poll_id)) {
return $this->connect->findPollById($poll_id);
}
return null;
}
function allCommentsByPollId($poll_id) {
return $this->connect->allCommentsByPollId($poll_id);
}
function allVotesByPollId($poll_id) {
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return $this->connect->allUserVotesByPollId($poll_id);
}
function allSlotsByPollId($poll_id) {
return $this->connect->allSlotsByPollId($poll_id);
}
public function updateVote($poll_id, $vote_id, $name, $choices) {
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$choices = implode($choices);
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return $this->connect->updateVote($poll_id, $vote_id, $name, $choices);
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}
function addVote($poll_id, $name, $choices) {
$choices = implode($choices);
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return $this->connect->insertVote($poll_id, $name, $choices);
}
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function addComment($poll_id, $name, $comment) {
// TODO Check if there is no duplicate before to add a new comment
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return $this->connect->insertComment($poll_id, $name, $comment);
}
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public function countVotesByPollId($poll_id) {
return $this->connect->countVotesByPollId($poll_id);
}
function computeBestChoices($votes) {
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$result = [];
foreach ($votes as $vote) {
$choices = str_split($vote->choices);
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foreach ($choices as $i => $choice) {
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if (empty($result[$i])) {
$result[$i] = 0;
}
if ($choice == 2) {
$result[$i]++;
}
}
}
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return $result;
}
function splitSlots($slots) {
$splitted = array();
foreach ($slots as $slot) {
$obj = new \stdClass();
$obj->day = $slot->title;
$obj->moments = explode(',', $slot->moments);
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$splitted[] = $obj;
}
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return $splitted;
}
function splitVotes($votes) {
$splitted = array();
foreach ($votes as $vote) {
$obj = new \stdClass();
$obj->id = $vote->id;
$obj->name = $vote->name;
$obj->choices = str_split($vote->choices);
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$splitted[] = $obj;
}
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return $splitted;
}
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/**
* @param Form $form
* @return string
*/
function createPoll(Form $form) {
// Generate poll IDs, loop while poll ID already exists
do {
$poll_id = $this->random(16);
} while ($this->connect->existsById($poll_id));
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$admin_poll_id = $poll_id . $this->random(8);
// Insert poll + slots
$this->connect->beginTransaction();
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// TODO Extract this to FramaDB (or repository layer)
$sql = 'INSERT INTO ' . Utils::table('poll') . '
(id, admin_id, title, description, admin_name, admin_mail, end_date, format, editable, receiveNewVotes, receiveNewComments)
VALUES (?,?,?,?,?,?,FROM_UNIXTIME(?),?,?,?,?)';
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$prepared = $this->connect->prepare($sql);
$prepared->execute(array($poll_id, $admin_poll_id, $form->title, $form->description, $form->admin_name, $form->admin_mail, $form->end_date, $form->format, $form->editable, $form->receiveNewVotes, $form->receiveNewComments));
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$prepared = $this->connect->prepare('INSERT INTO ' . Utils::table('slot') . ' (poll_id, title, moments) VALUES (?, ?, ?)');
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foreach ($form->getChoices() as $choice) {
// We prepared the slots (joined by comas)
$joinedSlots = '';
$first = true;
foreach ($choice->getSlots() as $slot) {
if ($first) {
$joinedSlots = $slot;
$first = false;
} else {
$joinedSlots .= ',' . $slot;
}
}
// We execute the insertion
if (empty($joinedSlots)) {
$prepared->execute(array($poll_id, $choice->getName(), null));
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} else {
$prepared->execute(array($poll_id, $choice->getName(), $joinedSlots));
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}
}
$this->connect->commit();
$this->logService->log('CREATE_POLL', 'id:' . $poll_id . ', title: ' . $form->title . ', format:' . $form->format . ', admin:' . $form->admin_name . ', mail:' . $form->admin_mail);
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return [$poll_id, $admin_poll_id];
}
private function random($car) {
// TODO Better random ?
$string = '';
$chaine = 'abcdefghijklmnopqrstuvwxyz123456789';
mt_srand();
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for ($i = 0; $i < $car; $i++) {
$string .= $chaine[mt_rand() % strlen($chaine)];
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}
return $string;
}
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}