Update ci_session table for CI3

Signed-off-by: Florian Pritz <bluewind@xinu.at>

1 files changed, 42 insertions, 0 deletions

diff --git a/application/migrations/020_update_session_table.php b/application/migrations/020_update_session_table.php
new file mode 100644
index 000000000..9052071e0
--- /dev/null
+++ b/application/migrations/020_update_session_table.php
@@ -0,0 +1,42 @@
+<?php
+defined('BASEPATH') OR exit('No direct script access allowed');
+
+class Migration_update_session_table extends CI_Migration {
+
+	public function up()
+	{
+		$prefix = $this->db->dbprefix;
+
+		if ($this->db->dbdriver == 'postgre') {
+			$this->db->query('
+				ALTER TABLE "'.$prefix.'ci_sessions"
+					DROP COLUMN "user_agent";
+				');
+			$this->db->query('
+				ALTER TABLE "'.$prefix.'ci_sessions"
+					RENAME COLUMN "session_id" TO "id";
+				');
+			$this->db->query('
+				ALTER TABLE "'.$prefix.'ci_sessions"
+					RENAME COLUMN "last_activity" TO "timestamp";
+				');
+			$this->db->query('
+				ALTER TABLE "'.$prefix.'ci_sessions"
+					RENAME COLUMN "user_data" TO "data";
+				');
+		} else {
+			$this->db->query('
+				ALTER TABLE `'.$prefix.'ci_sessions`
+					DROP `user_agent`,
+					CHANGE `session_id` `id` VARCHAR(40) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL DEFAULT 0,
+					CHANGE `last_activity` `timestamp` INT(10) UNSIGNED NOT NULL DEFAULT 0,
+					CHANGE `user_data` `data` BLOB NOT NULL;
+				');
+		}
+	}
+
+	public function down()
+	{
+		throw new \exceptions\ApiException("migration/downgrade-not-supported", "downgrade not supported");
+	}
+}