From 61da22ea32a71015191e94665171e9703bd39211 Mon Sep 17 00:00:00 2001
From: hmhealey <harrisonmhealey@gmail.com>
Date: Tue, 27 Oct 2015 11:04:23 -0400
Subject: Added Channel.Purpose on the server

---
 api/channel.go | 45 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

(limited to 'api/channel.go')

diff --git a/api/channel.go b/api/channel.go
index 10b6e1d0e..44be1cf97 100644
--- a/api/channel.go
+++ b/api/channel.go
@@ -23,6 +23,7 @@ func InitChannel(r *mux.Router) {
 	sr.Handle("/create_direct", ApiUserRequired(createDirectChannel)).Methods("POST")
 	sr.Handle("/update", ApiUserRequired(updateChannel)).Methods("POST")
 	sr.Handle("/update_header", ApiUserRequired(updateChannelHeader)).Methods("POST")
+	sr.Handle("/update_purpose", ApiUserRequired(updateChannelPurpose)).Methods("POST")
 	sr.Handle("/update_notify_props", ApiUserRequired(updateNotifyProps)).Methods("POST")
 	sr.Handle("/{id:[A-Za-z0-9]+}/", ApiUserRequiredActivity(getChannel, false)).Methods("GET")
 	sr.Handle("/{id:[A-Za-z0-9]+}/extra_info", ApiUserRequired(getChannelExtraInfo)).Methods("GET")
@@ -210,6 +211,7 @@ func updateChannel(c *Context, w http.ResponseWriter, r *http.Request) {
 		}
 
 		oldChannel.Header = channel.Header
+		oldChannel.Purpose = channel.Purpose
 
 		if len(channel.DisplayName) > 0 {
 			oldChannel.DisplayName = channel.DisplayName
@@ -277,6 +279,49 @@ func updateChannelHeader(c *Context, w http.ResponseWriter, r *http.Request) {
 	}
 }
 
+func updateChannelPurpose(c *Context, w http.ResponseWriter, r *http.Request) {
+	props := model.MapFromJson(r.Body)
+	channelId := props["channel_id"]
+	if len(channelId) != 26 {
+		c.SetInvalidParam("updateChannelPurpose", "channel_id")
+		return
+	}
+
+	channelPurpose := props["channel_purpose"]
+	if len(channelPurpose) > 1024 {
+		c.SetInvalidParam("updateChannelPurpose", "channel_purpose")
+		return
+	}
+
+	sc := Srv.Store.Channel().Get(channelId)
+	cmc := Srv.Store.Channel().GetMember(channelId, c.Session.UserId)
+
+	if cresult := <-sc; cresult.Err != nil {
+		c.Err = cresult.Err
+		return
+	} else if cmcresult := <-cmc; cmcresult.Err != nil {
+		c.Err = cmcresult.Err
+		return
+	} else {
+		channel := cresult.Data.(*model.Channel)
+		// Don't need to do anything channel member, just wanted to confirm it exists
+
+		if !c.HasPermissionsToTeam(channel.TeamId, "updateChannelPurpose") {
+			return
+		}
+
+		channel.Purpose = channelPurpose
+
+		if ucresult := <-Srv.Store.Channel().Update(channel); ucresult.Err != nil {
+			c.Err = ucresult.Err
+			return
+		} else {
+			c.LogAudit("name=" + channel.Name)
+			w.Write([]byte(channel.ToJson()))
+		}
+	}
+}
+
 func getChannels(c *Context, w http.ResponseWriter, r *http.Request) {
 
 	// user is already in the team
-- 
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