Add DateInterval DBAL type

Date/IntervalFormatter.php

@@ -0,0 +1,56 @@
+<?php
+
+/**
+ * This file is part of the InfiniteCommonBundle project.
+ *
+ * (c) Infinite Networks Pty Ltd <http://www.infinite.net.au>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Infinite\CommonBundle\Date;
+
+class IntervalFormatter
+{
+    /**
+     * Formats a DateInterval as an IntervalSpec
+     *
+     * @param \DateInterval $interval
+     * @return string
+     */
+    public static function formatDateInterval(\DateInterval $interval)
+    {
+        $spec = 'P';
+
+        if ($interval->y) {
+            $spec .= $interval->y . 'Y';
+        }
+
+        if ($interval->m) {
+            $spec .= $interval->m . 'M';
+        }
+
+        if ($interval->d) {
+            $spec .= $interval->d . 'D';
+        }
+
+        if ($interval->h || $interval->i || $interval->s) {
+            $spec .= 'T';
+
+            if ($interval->h) {
+                $spec .= $interval->h . 'H';
+            }
+
+            if ($interval->i) {
+                $spec .= $interval->i . 'M';
+            }
+
+            if ($interval->s) {
+                $spec .= $interval->s . 'S';
+            }
+        }
+
+        return $spec;
+    }
+}

Doctrine/Type/DateIntervalType.php

@@ -0,0 +1,61 @@
+<?php
+
+/**
+ * This file is part of the InfiniteCommonBundle project.
+ *
+ * (c) Infinite Networks Pty Ltd <http://www.infinite.net.au>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Infinite\CommonBundle\Doctrine\Type;
+
+use Doctrine\DBAL\Platforms\AbstractPlatform;
+use Doctrine\DBAL\Types\ConversionException;
+use Doctrine\DBAL\Types\StringType;
+use Infinite\CommonBundle\Date\IntervalFormatter;
+
+class DateIntervalType extends StringType
+{
+    const DATEINTERVAL = 'dateinterval';
+
+    /**
+     * @param \DateInterval $value
+     * @param AbstractPlatform $platform
+     * @return string
+     */
+    public function convertToDatabaseValue($value, AbstractPlatform $platform)
+    {
+        return $value ? IntervalFormatter::formatDateInterval($value) : null;
+    }
+
+    /**
+     * @param string $value
+     * @param AbstractPlatform $platform
+     * @return \DateInterval
+     * @throws ConversionException
+     */
+    public function convertToPHPValue($value, AbstractPlatform $platform)
+    {
+        if (null !== $value) {
+            try {
+                return new \DateInterval($value);
+            } catch (\Exception $e) {
+                throw ConversionException::conversionFailedFormat(
+                    $value,
+                    $this->getName(),
+                    'IntervalSpec'
+                );
+            }
+
+        }
+
+        return $value;
+    }
+
+    public function getName()
+    {
+        return self::DATEINTERVAL;
+    }
+}