From 7e3b53c37be8d9959fbffb23b6c6eb965386c5fd Mon Sep 17 00:00:00 2001
From: Florian Orben <florian.orben@gmail.com>
Date: Fri, 6 Nov 2015 00:07:44 +0100
Subject: [PATCH] fix alter table command for postgres

---
 store/sql_post_store.go | 8 +++++++-
 web/web.go              | 1 +
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/store/sql_post_store.go b/store/sql_post_store.go
index 7978408a26..a523b33209 100644
--- a/store/sql_post_store.go
+++ b/store/sql_post_store.go
@@ -42,7 +42,13 @@ func NewSqlPostStore(sqlStore *SqlStore) PostStore {
 func (s SqlPostStore) UpgradeSchemaIfNeeded() {
 	colType := s.GetColumnDataType("Posts", "Props")
 	if colType != "text" {
-		_, err := s.GetMaster().Exec("ALTER TABLE Posts MODIFY COLUMN Props TEXT")
+
+		query := "ALTER TABLE Posts MODIFY COLUMN Props TEXT"
+		if utils.Cfg.SqlSettings.DriverName == model.DATABASE_DRIVER_POSTGRES {
+			query = "ALTER TABLE Posts ALTER COLUMN Props TYPE text"
+		}
+
+		_, err := s.GetMaster().Exec(query)
 		if err != nil {
 			l4g.Critical("Failed to alter column Posts.Props to TEXT: " + err.Error())
 			time.Sleep(time.Second)
diff --git a/web/web.go b/web/web.go
index bd01545420..1b2f5f742f 100644
--- a/web/web.go
+++ b/web/web.go
@@ -992,6 +992,7 @@ func incomingWebhook(c *api.Context, w http.ResponseWriter, r *http.Request) {
 	channelName := parsedRequest.ChannelName
 	webhookType := parsedRequest.Type
 
+	//attachments is in here for slack compatibility
 	if parsedRequest.Attachments != nil {
 		if len(parsedRequest.Props) == 0 {
 			parsedRequest.Props = make(model.StringInterface)