Add report search feature

refs #377

Search/ReportSearch.php

@@ -0,0 +1,131 @@
+<?php
+
+/*
+ * Chill is a suite of a modules, Chill is a software for social workers
+ * Copyright (C) 2014, Champs Libres Cooperative SCRLFS, <http://www.champs-libres.coop>
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ * 
+ * This program 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 Affero General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+namespace Chill\ReportBundle\Search;
+
+use Chill\MainBundle\Search\AbstractSearch;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Component\DependencyInjection\ContainerAwareInterface;
+use Chill\MainBundle\Search\ParsingException;
+
+/**
+ * Search amongst reports
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class ReportSearch extends AbstractSearch implements ContainerAwareInterface
+{
+    use \Symfony\Component\DependencyInjection\ContainerAwareTrait;
+    
+    /**
+     * @var EntityManagerInterface
+     */
+    private $em;
+    
+    public function __construct(EntityManagerInterface $em)
+    {
+        $this->em = $em;
+    }
+
+    public function getOrder()
+    {
+        return 10000;
+    }
+
+    public function isActiveByDefault()
+    {
+        return false;
+    }
+
+    public function renderResult(array $terms, $start = 0, $limit = 50, array $options = array())
+    {
+        return $this->container->get('templating')->render('ChillReportBundle:Search:results.html.twig', array(
+            'reports' => $this->getReports($terms, $start, $limit),
+            'total' => $this->count($terms),
+            'pattern' => $this->recomposePattern($terms, array( 'date'), 'report')
+        ));
+    }
+    
+    private function getReports(array $terms, $start, $limit)
+    {
+        $qb = $this->buildQuery($terms);
+        
+        $qb->select('r')
+                ->setMaxResults($limit)
+                ->setFirstResult($start)
+                ->orderBy('r.date', 'desc')
+                ;
+        
+        $reportQuery = $qb->getQuery();
+        $reportQuery->setFetchMode("Chill\ReportBundle\Entity\Report", "person", \Doctrine\ORM\Mapping\ClassMetadata::FETCH_EAGER);
+        
+        return $reportQuery->getResult();
+    }
+    
+    private function count(array $terms)
+    {
+        $qb = $this->buildQuery($terms);
+        
+        $qb->select('COUNT(r.id)');
+        
+        return $qb->getQuery()->getSingleScalarResult();
+    }
+    
+    
+    /**
+     * @param array $terms the terms
+     * @return \Doctrine\ORM\QueryBuilder
+     */
+    private function buildQuery(array $terms)
+    {
+        
+        $query = $this->em->createQueryBuilder();
+        
+        $query->from('ChillReportBundle:Report', 'r');
+        
+        //throw a parsing exception if key 'date' and default is set
+        if (array_key_exists('date', $terms) && $terms['_default'] !== '') {
+            throw new ParsingException('You may not set a date argument and a date in default');
+        }
+        //throw a parsing exception if no argument except report
+        if (!array_key_exists('date', $terms) && $terms['_default'] === '') {
+            throw new ParsingException('You must provide either a date:YYYY-mm-dd argument or a YYYY-mm-dd default search');
+        }
+                
+        
+        if (array_key_exists('date', $terms)) {
+            $query->andWhere($query->expr()->eq('r.date', ':date'))
+                    ->setParameter('date', $this->parseDate($terms['date']))
+                    ;
+        } elseif (array_key_exists('_default', $terms)) {
+            $query->andWhere($query->expr()->eq('r.date', ':date'))
+                    ->setParameter('date', $this->parseDate($terms['_default']))
+                    ;
+        }
+        
+        return $query;
+    }
+
+    public function supports($domain)
+    {
+        return $domain === 'report';
+    }
+
+}