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diff --git a/_build/static/archives/extend/2014-August/000450.html b/_build/static/archives/extend/2014-August/000450.html new file mode 100644 index 00000000..d1b5de08 --- /dev/null +++ b/_build/static/archives/extend/2014-August/000450.html @@ -0,0 +1,168 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> +<HTML> + <HEAD> + <TITLE> [99s-extend] I need your feedback about this cowboy_rest handler. + </TITLE> + <LINK REL="Index" HREF="index.html" > + <LINK REL="made" HREF="mailto:extend%40lists.ninenines.eu?Subject=Re%3A%20%5B99s-extend%5D%20I%20need%20your%20feedback%20about%20this%20cowboy_rest%0A%09handler.&In-Reply-To=%3CC563DB6C-5C79-4E13-929B-25C64B13DCD0%40wirtel.be%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="000449.html"> + <LINK REL="Next" HREF="000451.html"> + </HEAD> + <BODY BGCOLOR="#ffffff"> + <H1>[99s-extend] I need your feedback about this cowboy_rest handler.</H1> + <B>Stéphane Wirtel</B> + <A HREF="mailto:extend%40lists.ninenines.eu?Subject=Re%3A%20%5B99s-extend%5D%20I%20need%20your%20feedback%20about%20this%20cowboy_rest%0A%09handler.&In-Reply-To=%3CC563DB6C-5C79-4E13-929B-25C64B13DCD0%40wirtel.be%3E" + TITLE="[99s-extend] I need your feedback about this cowboy_rest handler.">stephane at wirtel.be + </A><BR> + <I>Wed Aug 27 12:35:33 CEST 2014</I> + <P><UL> + <LI>Previous message: <A HREF="000449.html">[99s-extend] I need your feedback about this cowboy_rest handler. +</A></li> + <LI>Next message: <A HREF="000451.html">[99s-extend] I need your feedback about this cowboy_rest handler. +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#450">[ date ]</a> + <a href="thread.html#450">[ thread ]</a> + <a href="subject.html#450">[ subject ]</a> + <a href="author.html#450">[ author ]</a> + </LI> + </UL> + <HR> +<!--beginarticle--> +<PRE>On 27 Aug 2014, at 12:03, Loïc Hoguin wrote: + +><i> Hey, +</I>><i> +</I>><i> On 08/27/2014 12:29 PM, Stéphane Wirtel wrote: +</I>>><i> Hi all, +</I>>><i> +</I>>><i> This night, I wrote an example because I wanted to show you my work. +</I>>><i> +</I>>><i> I have one handler for the concept of collections (in this case, +</I>>><i> tasks). +</I>>><i> +</I>>><i> In this handler, I want these following methods: +</I>>><i> +</I>>><i> POST /:collection +</I>>><i> GET /:collection +</I>>><i> DELETE /:collection +</I>>><i> PUT /:collection +</I>>><i> HEAD /:collection +</I>>><i> +</I>>><i> :collection is a string, example: /tasks1 +</I>>><i> +</I>>><i> HEAD /:collection (/tasks1) +</I>>><i> StatusCode: +</I>>><i> * 200 ok +</I>>><i> * 404 not found +</I>>><i> +</I>>><i> GET /:collection (/tasks1) +</I>>><i> Gets information about the collection +</I>>><i> StatusCode: +</I>>><i> * 200 ok +</I>>><i> * 404 not found +</I>>><i> +</I>>><i> PUT /:collection (/tasks1) +</I>>><i> Create a new collection of tasks +</I>>><i> Status_Code: +</I>>><i> * 201 created +</I>>><i> Response: an object, in msgpack or json and I need to had a +</I>>><i> location header +</I>>><i> * 412 precondition failed, the collection name already exists +</I>>><i> Response: an object, in msgpack or json with the error (already +</I>>><i> exists) +</I>>><i> +</I>>><i> POST /:collection (/tasks1) +</I>>><i> Add a new item in the collection, a new task +</I>>><i> StatusCode: +</I>>><i> * 201 created +</I>>><i> * 202 accepted +</I>>><i> * 404 not found (error in the collection name) +</I>>><i> Response: need to add a location header and return an object in +</I>>><i> msgpack +</I>>><i> or json. +</I>>><i> +</I>>><i> DELETE /:collection (/tasks1) +</I>>><i> Delete all the tasks +</I>>><i> Status_Code: +</I>>><i> * 200 ok. +</I>>><i> * 404 not found +</I>>><i> In the case of 200, we need to return an object in msgpack or json. +</I>>><i> +</I>>><i> +</I>>><i> I provided a code and If you can help me, because I think cowboy_rest +</I>>><i> is +</I>>><i> a good solution, but I also think I will have some problems with my +</I>>><i> service. +</I>>><i> +</I>>><i> Examples: +</I>>><i> * delete_completed, I need to write the serialisation in the +</I>>><i> delete_completed function and not with the help of the defined +</I>>><i> callbacks +</I>>><i> of content_types_provided. +</I>><i> +</I>><i> What's the problem? The callbacks you set in content_types_provided +</I>><i> are there to provide the *resource*. If you set a body in response to +</I>><i> the DELETE method you are not sending the resource but information +</I>><i> about the result of the operation. +</I>Ok, in this case, I understand. thanks +><i> +</I>>><i> * for PUT, I need to return a location header, should I add it in the +</I>>><i> is_conflict +</I>>><i> function? +</I>><i> +</I>><i> I would say in the callback you set in content_types_accepted. But... +</I>Works fine in the is_conflict function. +><i> +</I>>><i> * for PUT, how I have a 201? I have read the rest_flowchart and I +</I>>><i> need +</I>>><i> to specify the location header ok, but where? in the is_conflict +</I>>><i> function? +</I>><i> +</I>><i> Why do you need a 201? If you PUT a collection to /:collection then +</I>><i> this is already the location of the collection. I am not sure what you +</I>><i> are trying to do there exactly? +</I>In this case, the PUT method is used for the creation of the resource +and not for the update. This is the reason of the 201 status code. + +In the rest_flowchart graph for the PUT/POST methods, what is the node +"new resource" ? Is it just the {true, Req, State} from the callback +defined in the content_types_accepted? + +PS: I retested and now, I have my 201 with PUT, just resource_exists has +to return false and not true ;-) + +Thanks + +-- +Stéphane Wirtel - <A HREF="http://wirtel.be">http://wirtel.be</A> - @matrixise +</PRE> + + +<!--endarticle--> + <HR> + <P><UL> + <!--threads--> + <LI>Previous message: <A HREF="000449.html">[99s-extend] I need your feedback about this cowboy_rest handler. +</A></li> + <LI>Next message: <A HREF="000451.html">[99s-extend] I need your feedback about this cowboy_rest handler. +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#450">[ date ]</a> + <a href="thread.html#450">[ thread ]</a> + <a href="subject.html#450">[ subject ]</a> + <a href="author.html#450">[ author ]</a> + </LI> + </UL> + +<hr> +<a href="https://lists.ninenines.eu/listinfo/extend">More information about the Extend +mailing list</a><br> +</body></html> |