From 342e2b1cd341599b734ec581a6c47019b09ac97b Mon Sep 17 00:00:00 2001
From: Florian Pritz <bluewind@xinu.at>
Date: Sat, 20 Aug 2016 23:09:47 +0200
Subject: Migration 18: Allow user info to be nulled

This allows us to safely delete users without breaking referrer
information.

Signed-off-by: Florian Pritz <bluewind@xinu.at>
---
 .../migrations/018_allow_null_values_userinfo.php  | 31 ++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 application/migrations/018_allow_null_values_userinfo.php

(limited to 'application/migrations')

diff --git a/application/migrations/018_allow_null_values_userinfo.php b/application/migrations/018_allow_null_values_userinfo.php
new file mode 100644
index 000000000..1497dd0d4
--- /dev/null
+++ b/application/migrations/018_allow_null_values_userinfo.php
@@ -0,0 +1,31 @@
+<?php
+defined('BASEPATH') OR exit('No direct script access allowed');
+
+class Migration_allow_null_values_userinfo extends CI_Migration {
+
+	public function up()
+	{
+		$prefix = $this->db->dbprefix;
+
+		if ($this->db->dbdriver == 'postgre') {
+			$this->db->query('
+				ALTER TABLE "'.$prefix.'users"
+					ALTER COLUMN "username" DROP NOT NULL,
+					ALTER COLUMN "password" DROP NOT NULL,
+					ALTER COLUMN "email" DROP NOT NULL;
+				');
+		} else {
+			$this->db->query('
+				ALTER TABLE `'.$prefix.'users`
+					CHANGE `username` `username` varchar(32) NULL,
+					CHANGE `password` `password` varchar(255) NULL,
+					CHANGE `email` `email` varchar(255) NULL;
+				');
+		}
+	}
+
+	public function down()
+	{
+		throw new \exceptions\ApiException("migration/downgrade-not-supported", "downgrade not supported");
+	}
+}
-- 
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