Mo Elzubeir
125 lines
3.1 KiB
PHP
125 lines
3.1 KiB
PHP
<?php
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namespace Common\Util;
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use Common\Util\Converter\DateConverter;
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use Doctrine\Bundle\DoctrineBundle\Registry;
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/**
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* Class DatabaseHelper
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* Check database status.
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*
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* @package Common\Util
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*/
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class DatabaseHelper
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{
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/**
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* @var Registry
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*/
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private $registry;
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/**
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* DatabaseHelper constructor.
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*
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* @param Registry $registry A Registry instance.
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*/
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public function __construct(Registry $registry)
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{
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$this->registry = $registry;
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}
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/**
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* Check that given entity with specified parameters are exists in our
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* database.
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*
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* @param string $name Entity short name like AppBundle:Entity or FQCN.
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* @param array $params Entity parameters.
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*
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* @return array
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*/
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public function getEntities($name, array $params)
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{
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// Process parameters.
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$params = $this->parseParams($params);
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return $this->registry->getRepository($name)->findBy($params);
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}
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/**
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* Remove some entities from BD by parameters
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*
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* @param string $name Entity short name like AppBundle:Entity or FQCN.
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* @param array $params Entity parameters.
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*
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* @return void
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*/
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public function deleteEntity($name, array $params)
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{
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// Process parameters.
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$params = $this->parseParams($params);
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$entities = $this->registry->getRepository($name)->findBy($params);
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$em = $this->registry->getEntityManager();
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foreach ($entities as $entity) {
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$em->remove($entity);
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}
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$em->flush();
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}
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/**
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* Check that given entity with specified parameters are exists in our
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* database.
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*
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* @param string $name Entity short name like AppBundle:Entity or FQCN.
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* @param array $params Entity parameters.
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*
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* @return object|null
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*/
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public function getEntity($name, array $params)
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{
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// Process parameters.
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$params = $this->parseParams($params);
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return $this->registry->getRepository($name)->findOneBy($params);
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}
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/**
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* Parse raw parameters.
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*
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* @param array $params Entity parameters.
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*
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* @return array
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*/
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private function parseParams(array $params)
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{
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return array_map(function ($parameter) {
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$origin = trim($parameter);
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$buf = strtolower($origin);
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switch (true) {
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// Parameter is valid numerical value convert it to float or
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// integer.
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case is_numeric($buf):
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if (strpos($buf, '.') !== false) {
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return (float) $buf;
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}
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return (int) $buf;
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case DateConverter::can($buf):
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return DateConverter::convert($buf);
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case in_array($origin, \DateTimeZone::listIdentifiers(), true):
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return new \DateTimeZone($origin);
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// Parameter contains boolean value.
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case ($buf === 'true') || ($buf === 'false'):
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return $buf === 'true';
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}
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return $parameter;
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}, $params);
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}
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}
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