From 48139656f1e925f0a5443e94445596fb238e0db8 Mon Sep 17 00:00:00 2001
From: Chris <ccbrown112@gmail.com>
Date: Sat, 4 Nov 2017 12:06:06 -0500
Subject: fix interactive message post username/icon behavior (#7776)

---
 app/post.go | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

(limited to 'app/post.go')

diff --git a/app/post.go b/app/post.go
index 5e97f4443..844b660a9 100644
--- a/app/post.go
+++ b/app/post.go
@@ -736,9 +736,18 @@ func (a *App) DoPostAction(postId string, actionId string, userId string) *model
 		return model.NewAppError("DoPostAction", "api.post.do_action.action_integration.app_error", nil, "err="+err.Error(), http.StatusBadRequest)
 	}
 
+	retainedProps := []string{"override_username", "override_icon_url"}
+
 	if response.Update != nil {
 		response.Update.Id = postId
 		response.Update.AddProp("from_webhook", "true")
+		for _, prop := range retainedProps {
+			if value, ok := post.Props[prop]; ok {
+				response.Update.Props[prop] = value
+			} else {
+				delete(response.Update.Props, prop)
+			}
+		}
 		if _, err := a.UpdatePost(response.Update, false); err != nil {
 			return err
 		}
@@ -752,8 +761,15 @@ func (a *App) DoPostAction(postId string, actionId string, userId string) *model
 		if ephemeralPost.RootId == "" {
 			ephemeralPost.RootId = post.Id
 		}
-		ephemeralPost.UserId = userId
+		ephemeralPost.UserId = post.UserId
 		ephemeralPost.AddProp("from_webhook", "true")
+		for _, prop := range retainedProps {
+			if value, ok := post.Props[prop]; ok {
+				ephemeralPost.Props[prop] = value
+			} else {
+				delete(ephemeralPost.Props, prop)
+			}
+		}
 		a.SendEphemeralPost(userId, ephemeralPost)
 	}
 
-- 
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