first commit

Service/ParameterService.php

@@ -0,0 +1,78 @@
+<?php
+
+namespace App\Ardent\ParameterBundle\Service;
+
+use App\Ardent\ParameterBundle\Entity\Parameter;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Component\DependencyInjection\ParameterBag\ParameterBagInterface;
+
+class ParameterService
+{
+    /** @var EntityManagerInterface */
+    private $em;
+
+    /** @var ParameterBagInterface */
+    private $parameter;
+
+    /**
+     * ParameterService constructor.
+     *
+     * @param EntityManagerInterface $em
+     */
+    public function __construct(EntityManagerInterface $em, ParameterBagInterface $parameter)
+    {
+        $this->em = $em;
+        $this->parameter = $parameter;
+    }
+
+    /**
+     * @param string $name
+     * @param bool   $parse
+     *
+     * @return string
+     */
+    public function get($name, $parse = true)
+    {
+        $paramRepo = $this->em->getRepository(Parameter::class);
+        $parameter = $paramRepo->findOneBy(['name' => $name]);
+        if ($parameter) {
+            if ($parse) {
+                // find and replace all %parameter% with their value
+                $value = preg_replace_callback('/%([^%\s]+)%/', function ($match) {
+                    $key = $match[1];
+                    // first try locally
+                    if ($value = $this->get($key)) {
+                        return $value;
+                    }
+                    // then try with parameter bag
+                    return $this->parameter->get($key);
+                },
+                    $parameter->getValue()
+                );
+            } else {
+                $value = $parameter->getValue();
+            }
+
+            return $value;
+        } else {
+            return null;
+        }
+    }
+
+    /**
+     * @param $name
+     * @param $value
+     */
+    public function set($name, $value)
+    {
+        $paramRepo = $this->em->getRepository(Parameter::class);
+        /* @var Parameter $parameter */
+        $parameter = $paramRepo->findOneBy(['name' => $name]);
+        if (!$parameter) {
+            $parameter = (new Parameter())->setName($name);
+        }
+        $parameter->setValue($value);
+        $this->em->persist($parameter);
+        $this->em->flush();
+    }
+}