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https://gitlab.com/Chill-Projet/chill-bundles.git
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rename ReasonAggregator => ActivityReasonAggregator for consistency
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211
Export/Aggregator/ActivityReasonAggregator.php
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211
Export/Aggregator/ActivityReasonAggregator.php
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<?php
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/*
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* Copyright (C) 2016 Champs-Libres <info@champs-libres.coop>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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namespace Chill\ActivityBundle\Export\Aggregator;
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use Symfony\Component\Form\FormBuilderInterface;
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use Doctrine\ORM\QueryBuilder;
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use Chill\MainBundle\Export\AggregatorInterface;
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use Symfony\Component\Security\Core\Role\Role;
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use Chill\ActivityBundle\Security\Authorization\ActivityVoter;
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use Doctrine\ORM\EntityRepository;
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use Chill\MainBundle\Templating\TranslatableStringHelper;
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/**
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*
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*
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* @author Julien Fastré <julien.fastre@champs-libres.coop>
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*/
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class ActivityReasonAggregator implements AggregatorInterface
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{
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/**
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*
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* @var EntityRepository
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*/
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protected $categoryRepository;
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/**
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*
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* @var EntityRepository
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*/
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protected $reasonRepository;
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/**
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*
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* @var TranslatableStringHelper
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*/
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protected $stringHelper;
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public function __construct(
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EntityRepository $categoryRepository,
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EntityRepository $reasonRepository,
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TranslatableStringHelper $stringHelper
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) {
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$this->categoryRepository = $categoryRepository;
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$this->reasonRepository = $reasonRepository;
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$this->stringHelper = $stringHelper;
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}
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public function alterQuery(QueryBuilder $qb, $data)
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{
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// add select element
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if ($data['level'] === 'reasons') {
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$elem = 'reasons.id';
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$alias = 'activity_reasons_id';
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} elseif ($data['level'] === 'categories') {
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$elem = 'category.id';
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$alias = 'activity_categories_id';
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} else {
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throw new \RuntimeException('the data provided are not recognized');
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}
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$qb->addSelect($elem.' as '.$alias);
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// make a jointure only if needed
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// add a join to reasons only if needed
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if (array_key_exists('activity', $qb->getDQLPart('join'))) {
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// we want to avoid multiple join on same object
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if (!$this->checkJoinAlreadyDefined($qb->getDQLPart('join')['activity'], 'reasons')) {
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$qb->add('join', new Join(Join::INNER_JOIN, 'activity.reasons', 'reasons'));
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}
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} else {
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$qb->join('activity.reasons', 'reasons');
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}
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// join category if necessary
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if ($alias === 'activity_categories_id') {
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// add join only if needed
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if (!$this->checkJoinAlreadyDefined($qb->getDQLPart('join')['activity'], 'category')) {
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$qb->join('reasons.category', 'category');
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}
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}
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// add the "group by" part
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$groupBy = $qb->getDQLPart('groupBy');
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if (count($groupBy) > 0) {
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$qb->addGroupBy($alias);
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} else {
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$qb->groupBy($alias);
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}
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}
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/**
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* Check if a join between Activity and another alias
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*
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* @param Join[] $joins
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* @param string $alias the alias to search for
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* @return boolean
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*/
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private function checkJoinAlreadyDefined(array $joins, $alias)
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{
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foreach ($joins as $join) {
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if ($join->getAlias() === $alias) {
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return true;
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}
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}
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return false;
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}
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public function applyOn()
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{
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return 'activity';
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}
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public function buildForm(FormBuilderInterface $builder)
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{
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$builder->add('level', 'choice', array(
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'choices' => array(
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'By reason' => 'reasons',
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'By category of reason' => 'categories'
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),
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'choices_as_values' => true,
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'multiple' => false,
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'expanded' => true,
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'label' => 'Reason\'s level'
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));
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}
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public function getTitle()
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{
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return "Aggregate by activity reason";
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}
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public function addRole()
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{
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return new Role(ActivityVoter::SEE);
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}
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public function getLabels($key, array $values, $data)
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{
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// for performance reason, we load data from db only once
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switch ($data['level']) {
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case 'reasons':
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$this->reasonRepository->findBy(array('id' => $values));
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break;
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case 'categories':
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$this->categoryRepository->findBy(array('id' => $values));
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break;
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default:
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throw new \RuntimeException(sprintf("the level data '%s' is invalid",
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$data['level']));
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}
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return function($value) use ($data) {
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if ($value === '_header') {
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return $data['level'] === 'reasons' ?
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'Group by reasons'
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:
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'Group by categories of reason'
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;
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}
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switch ($data['level']) {
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case 'reasons':
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$n = $this->reasonRepository->find($value)
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->getName()
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;
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break;
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case 'categories':
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$n = $this->categoryRepository->find($value)
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->getName()
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;
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break;
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// no need for a default : the default was already set above
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}
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return $this->stringHelper->localize($n);
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};
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}
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public function getQueryKeys($data)
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{
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// add select element
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if ($data['level'] === 'reasons') {
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return array('activity_reasons_id');
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} elseif ($data['level'] === 'categories') {
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return array ('activity_categories_id');
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} else {
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throw new \RuntimeException('the data provided are not recognised');
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}
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}
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}
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