Allow to edit an attachment.

app/Repositories/Attachment/AttachmentRepository.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace FireflyIII\Repositories\Attachment;
+
+use FireflyIII\Models\Attachment;
+
+/**
+ * Class AttachmentRepository
+ *
+ * @package FireflyIII\Repositories\Attachment
+ */
+class AttachmentRepository implements AttachmentRepositoryInterface
+{
+
+    /**
+     * @param Attachment $attachment
+     * @param array      $data
+     *
+     * @return Attachment
+     */
+    public function update(Attachment $attachment, array $data)
+    {
+
+        $attachment->title       = $data['title'];
+        $attachment->description = $data['description'];
+        $attachment->notes       = $data['notes'];
+        $attachment->save();
+
+        return $attachment;
+
+    }
+}

app/Repositories/Attachment/AttachmentRepositoryInterface.php

@@ -0,0 +1,22 @@
+<?php
+
+namespace FireflyIII\Repositories\Attachment;
+
+use FireflyIII\Models\Attachment;
+
+/**
+ * Interface AttachmentRepositoryInterface
+ *
+ * @package FireflyIII\Repositories\Attachment
+ */
+interface AttachmentRepositoryInterface
+{
+
+    /**
+     * @param Attachment $attachment
+     * @param array      $attachmentData
+     *
+     * @return Attachment
+     */
+    public function update(Attachment $attachment, array $attachmentData);
+}