<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<HTML>
<HEAD>
<TITLE> [99s-extend] cowboy_rest, POST and redirect
</TITLE>
<LINK REL="Index" HREF="index.html" >
<LINK REL="made" HREF="mailto:extend%40lists.ninenines.eu?Subject=Re%3A%20%5B99s-extend%5D%20cowboy_rest%2C%20POST%20and%20redirect&In-Reply-To=%3C526F7B40.4060408%40ninenines.eu%3E">
<META NAME="robots" CONTENT="index,nofollow">
<style type="text/css">
pre {
white-space: pre-wrap; /* css-2.1, curent FF, Opera, Safari */
}
</style>
<META http-equiv="Content-Type" content="text/html; charset=us-ascii">
<LINK REL="Previous" HREF="000284.html">
<LINK REL="Next" HREF="000286.html">
</HEAD>
<BODY BGCOLOR="#ffffff">
<H1>[99s-extend] cowboy_rest, POST and redirect</H1>
<B>Loïc Hoguin</B>
<A HREF="mailto:extend%40lists.ninenines.eu?Subject=Re%3A%20%5B99s-extend%5D%20cowboy_rest%2C%20POST%20and%20redirect&In-Reply-To=%3C526F7B40.4060408%40ninenines.eu%3E"
TITLE="[99s-extend] cowboy_rest, POST and redirect">essen at ninenines.eu
</A><BR>
<I>Tue Oct 29 10:09:20 CET 2013</I>
<P><UL>
<LI>Previous message: <A HREF="000284.html">[99s-extend] cowboy_rest, POST and redirect
</A></li>
<LI>Next message: <A HREF="000286.html">[99s-extend] cowboy_rest, POST and redirect
</A></li>
<LI> <B>Messages sorted by:</B>
<a href="date.html#285">[ date ]</a>
<a href="thread.html#285">[ thread ]</a>
<a href="subject.html#285">[ subject ]</a>
<a href="author.html#285">[ author ]</a>
</LI>
</UL>
<HR>
<!--beginarticle-->
<PRE>On 10/29/2013 10:00 AM, Rolph de Ruiter wrote:
><i> Hi,
</I>><i>
</I>><i> I'm using cowboy_rest for a part of our api to handle POST requests.
</I>><i> Under certain conditions, I would like to redirect to a new location
</I>><i> (based on availability of the redirect qs parameter).
</I>><i> I was unable to get the moved_temporarily/2 callback to work (was not
</I>><i> invoked at al). So I just do the 302 myself, using cowboy_req:reply/4.
</I>><i> This works, however, every time it produces an error in the emulator
</I>><i> process:
</I>><i> [error] emulator Error in process <0.509.0> on node '<A HREF="https://lists.ninenines.eu/listinfo/extend">api at dev.loc</A>' with
</I>><i> exit value: {function_clause,[{cowboy_req,reply,[204,[],<<0
</I>><i> bytes>>,{http_req,#Port<0.14491>,ranch_tcp,keepalive,<0.509.0>,<<4
</I>><i> bytes>>,'HTTP/1.1',{{10,10,10,1},62197},<<15 bytes>>,undefined,8000,<<26
</I>><i> bytes>>,undefined,<<14 bytes>>,[{<<8 bytes>>,<<5 bytes>>}],[{method,<<5
</I>><i> bytes>>}],[{<<4 bytes>>,<<20 bytes>>},{<<10 bytes>>,<<10 bytes>>},{<<14
</I>><i> bytes>>,<<2 bytes>>},{<<6 bytes>>,<<74 bytes>>},{<<6 bytes>>,<<27
</I>><i> bytes>>},{<<10 bytes>>,<<120 bytes>>},{<<12 bytes>>,<<33 bytes>>},{<<7
</I>><i> bytes>>,<<54 bytes>>},{<<15 bytes>>,<<17 bytes>>},{<<15 bytes>>,<<14
</I>><i> bytes>>},{<<6 bytes>>,<<245 bytes>>}],[{<<14 bytes>>,34},{<<6
</I>><i> bytes>>,undefined},{<<14 bytes>>,34},{<<12 bytes>>,{<<11 bytes>>,<<21
</I>><i> bytes>>,[]}},{<<17 bytes>>,undefined},{<<13 bytes>>,...
</I>><i>
</I>><i> Can you point me out how to (ideally) make use of moved_temporarily/2 or
</I>><i> how I can prevent cowboy_rest from wanting to reply with 204 in this case?
</I>
moved_temporarily is only called if the resource previously existed.
As for calling reply yourself, you just need to return {halt, NewReq,
State} afterwards.
--
Loïc Hoguin
Erlang Cowboy
Nine Nines
<A HREF="http://ninenines.eu">http://ninenines.eu</A>
</PRE>
<!--endarticle-->
<HR>
<P><UL>
<!--threads-->
<LI>Previous message: <A HREF="000284.html">[99s-extend] cowboy_rest, POST and redirect
</A></li>
<LI>Next message: <A HREF="000286.html">[99s-extend] cowboy_rest, POST and redirect
</A></li>
<LI> <B>Messages sorted by:</B>
<a href="date.html#285">[ date ]</a>
<a href="thread.html#285">[ thread ]</a>
<a href="subject.html#285">[ subject ]</a>
<a href="author.html#285">[ author ]</a>
</LI>
</UL>
<hr>
<a href="https://lists.ninenines.eu/listinfo/extend">More information about the Extend
mailing list</a><br>
</body></html>
