Added enumeration doctrine type

Author: danielholmes

src/DHolmes/DoctrineExtras/EnumerationType.php

@@ -0,0 +1,61 @@
+<?php
+
+namespace DHolmes\DoctrineExtras;
+
+use Doctrine\DBAL\Types\Type;
+use Doctrine\DBAL\Platforms\AbstractPlatform;
+use DHolmes\LangExtra\Enumeration;
+
+abstract class EnumerationType extends Type
+{ 
+ /**
+ * @param array $fieldDeclaration
+ * @param AbstractPlatform $platform
+ * @return string
+ */
+ public function getSqlDeclaration(array $fieldDeclaration, AbstractPlatform $platform)
+ {
+ return 'VARCHAR(50)';
+ }
+ 
+ /** @return string */
+ abstract protected function getClass();
+
+ /**
+ * @param string $value
+ * @param AbstractPlatform $platform
+ * @return Enumeration
+ */
+ public function convertToPHPValue($value, AbstractPlatform $platform)
+ {
+ $phpValue = null;
+ if ($value !== null)
+ {
+ $class = $this->getClass();
+ $phpValue = $class::get($value);
+ }
+ 
+ return $phpValue;
+ }
+
+ /**
+ * @param Enumeration $value
+ * @param AbstractPlatform $platform
+ * @return string
+ */
+ public function convertToDatabaseValue($value, AbstractPlatform $platform)
+ {
+ $dbValue = null;
+ $class = $this->getClass();
+ if ($value instanceof $class)
+ {
+ $dbValue = $value->getKey();
+ }
+ else if ($value !== null)
+ {
+ throw new \Exception(sprintf('Cannot persist value of type "%s', get_class($value)));
+ }
+ 
+ return $dbValue;
+ }
+}