Introduce serialized_array type

[MAILPOET-2710]

lib/Doctrine/ConnectionFactory.php

@@ -5,6 +5,7 @@ namespace MailPoet\Doctrine;
 use MailPoet\Config\Env;
 use MailPoet\Doctrine\Types\JsonOrSerializedType;
 use MailPoet\Doctrine\Types\JsonType;
+use MailPoet\Doctrine\Types\SerializedArrayType;
 use MailPoetVendor\Doctrine\DBAL\DriverManager;
 use MailPoetVendor\Doctrine\DBAL\Platforms\MySqlPlatform;
 use MailPoetVendor\Doctrine\DBAL\Types\Type;
@@ -19,6 +20,7 @@ class ConnectionFactory {
   private $types = [
     JsonType::NAME => JsonType::class,
     JsonOrSerializedType::NAME => JsonOrSerializedType::class,
+    SerializedArrayType::NAME => SerializedArrayType::class,
   ];
 
   public function createConnection() {

lib/Doctrine/Types/SerializedArrayType.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace MailPoet\Doctrine\Types;
+
+use MailPoetVendor\Doctrine\DBAL\Platforms\AbstractPlatform;
+use MailPoetVendor\Doctrine\DBAL\Types\Type;
+
+class SerializedArrayType extends Type {
+  const NAME = 'serialized_array';
+
+  public function getSQLDeclaration(array $fieldDeclaration, AbstractPlatform $platform) {
+    return $platform->getClobTypeDeclarationSQL($fieldDeclaration);
+  }
+
+  public function convertToDatabaseValue($value, AbstractPlatform $platform) {
+    return \serialize($value);
+  }
+
+  public function convertToPHPValue($value, AbstractPlatform $platform) {
+    if ($value === null) {
+      return null;
+    }
+    $value = \is_resource($value) ? \stream_get_contents($value) : $value;
+    $val = \unserialize($value);
+    if ($val === \false && $value !== 'b:0;') {
+      return null;
+    }
+    return $val;
+  }
+
+  public function getName() {
+    return self::NAME;
+  }
+
+  public function requiresSQLCommentHint(AbstractPlatform $platform) {
+    return true;
+  }
+}