Added a configuration to define the redirection after archiving an entry

Fix #496

app/DoctrineMigrations/Version20161106113822.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace Application\Migrations;
+
+use Doctrine\DBAL\Migrations\AbstractMigration;
+use Doctrine\DBAL\Schema\Schema;
+
+class Version20161106113822 extends AbstractMigration
+{
+    /**
+     * @var ContainerInterface
+     */
+    private $container;
+
+    public function setContainer(ContainerInterface $container = null)
+    {
+        $this->container = $container;
+    }
+
+    private function getTable($tableName)
+    {
+        return $this->container->getParameter('database_table_prefix') . $tableName;
+    }
+
+    /**
+     * @param Schema $schema
+     */
+    public function up(Schema $schema)
+    {
+        $this->addSql('ALTER TABLE "'.$this->getTable('config').'" ADD action_mark_as_read INT DEFAULT 0');
+    }
+
+    /**
+     * @param Schema $schema
+     */
+    public function down(Schema $schema)
+    {
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() != 'sqlite', 'This down migration can\'t be executed on SQLite databases, because SQLite don\'t support DROP COLUMN.');
+
+        $this->addSql('ALTER TABLE "'.$this->getTable('config').'" DROP action_mark_as_read');
+    }
+}