From e9fe9f50dd5839a7cf0926a2d97e88a19c9b831e Mon Sep 17 00:00:00 2001
From: Jesse Hallam <jesse.hallam@gmail.com>
Date: Tue, 2 Jan 2018 11:41:23 -0500
Subject: [PLT-8173] Add username and profile picture to webhook set up pages
 (#8002)

---
 app/webhook.go | 33 +++++++++++++++++++++++++++++++--
 1 file changed, 31 insertions(+), 2 deletions(-)

(limited to 'app/webhook.go')

diff --git a/app/webhook.go b/app/webhook.go
index ba513def5..5ed71e992 100644
--- a/app/webhook.go
+++ b/app/webhook.go
@@ -277,6 +277,17 @@ func (a *App) CreateIncomingWebhookForChannel(creatorId string, channel *model.C
 	hook.UserId = creatorId
 	hook.TeamId = channel.TeamId
 
+	if !a.Config().ServiceSettings.EnablePostUsernameOverride {
+		hook.PostUsername = ""
+	}
+	if !a.Config().ServiceSettings.EnablePostIconOverride {
+		hook.PostIconURL = ""
+	}
+
+	if hook.PostUsername != "" && !model.IsValidUsername(hook.PostUsername) {
+		return nil, model.NewAppError("CreateIncomingWebhookForChannel", "api.incoming_webhook.invalid_post_username.app_error", nil, "", http.StatusBadRequest)
+	}
+
 	if result := <-a.Srv.Store.Webhook().SaveIncoming(hook); result.Err != nil {
 		return nil, result.Err
 	} else {
@@ -289,6 +300,17 @@ func (a *App) UpdateIncomingWebhook(oldHook, updatedHook *model.IncomingWebhook)
 		return nil, model.NewAppError("UpdateIncomingWebhook", "api.incoming_webhook.disabled.app_error", nil, "", http.StatusNotImplemented)
 	}
 
+	if !a.Config().ServiceSettings.EnablePostUsernameOverride {
+		updatedHook.PostUsername = oldHook.PostUsername
+	}
+	if !a.Config().ServiceSettings.EnablePostIconOverride {
+		updatedHook.PostIconURL = oldHook.PostIconURL
+	}
+
+	if updatedHook.PostUsername != "" && !model.IsValidUsername(updatedHook.PostUsername) {
+		return nil, model.NewAppError("UpdateIncomingWebhook", "api.incoming_webhook.invalid_post_username.app_error", nil, "", http.StatusBadRequest)
+	}
+
 	updatedHook.Id = oldHook.Id
 	updatedHook.UserId = oldHook.UserId
 	updatedHook.CreateAt = oldHook.CreateAt
@@ -608,8 +630,15 @@ func (a *App) HandleIncomingWebhook(hookId string, req *model.IncomingWebhookReq
 		return model.NewAppError("HandleIncomingWebhook", "web.incoming_webhook.permissions.app_error", nil, "", http.StatusForbidden)
 	}
 
-	overrideUsername := req.Username
-	overrideIconUrl := req.IconURL
+	overrideUsername := hook.PostUsername
+	if req.Username != "" {
+		overrideUsername = req.Username
+	}
+
+	overrideIconUrl := hook.PostIconURL
+	if req.IconURL != "" {
+		overrideIconUrl = req.IconURL
+	}
 
 	_, err := a.CreateWebhookPost(hook.UserId, channel, text, overrideUsername, overrideIconUrl, req.Props, webhookType, "")
 	return err
-- 
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