On Saturday, September 12, 2015 at 12:33:18 PM UTC-7, Val Waeselynck wrote:
> Le samedi 12 septembre 2015 20:56:30 UTC+2, Hari Krishnan a écrit :
> > On Saturday, September 12, 2015 at 6:19:41 AM UTC-7, Val Waeselynck wrote:
> > > Because you're working with AJAX, you do not want your server to
> > > redirect. You want to just send the data to the server, and then change
> > > the URL of the page with something like
> > >
> > > window.location.href = <job-page-url>
> > >
> > > Le samedi 12 septembre 2015 05:34:58 UTC+2, Hari Krishnan a écrit :
> > > > Hello All,
> > > >
> > > >
> > > > I am working on a use case as follows: The UI is with reagent,
> > > > re-frame for subscription & Luminus, and for the backend, I use
> > > > Compojure. I also tried with Liberator, but for simplicity, I am using
> > > > only Compojure now.
> > > >
> > > > I also use Secretary & cljs-ajax for SPA routing and ajax.
> > > >
> > > > -> User brings up "/person" URL, and use a set of actions. The page
> > > > data is sent to the backend, gets validated and saved to the DB. Then
> > > > the user has to be re-directed to "/job". If there is any error, the
> > > > errors will be displayed on the "/person" page.
> > > >
> > > > There are two application components -- one with the URL "/person",and
> > > > the other with "/job". With each of these, I have a few related pages,
> > > > and I am creating them as SPA with Reagent.
> > > >
> > > > The question is how do I redirect to the "/job"?
> > > >
> > > > Client Side Code (only the the relevant ones)
> > > >
> > > > (POST "/person"
> > > > {:headers {"Accept" "application/clojure"}
> > > > :params @doc
> > > >
> > > > :handler ex-handler
> > > > :error-handler ex-error-handler})
> > > >
> > > > Server:
> > > > (defn process-person []
> > > > (-> (redirect "/job" :permanent)
> > > > (header "Content-Type" "text/html; charset=utf-8")
> > > > (header "Location" "/job")
> > > > )
> > > > )
> > > >
> > > > (POST "/person" [params] (process-person params))
> > > >
> > > > Interestingly, on the console, I can see the HTML for the "job" page.
> > > > Do I have to change the Secretary code to make it happen?
> > > >
> > > > Any help is much appreciated.
> > > >
> > > > Regards,
> > > > Hari
> >
> > Hi Val,
> >
> > Thanks for the answer. I still have one more issue related to this logic.
> > When I set the :location at the header onn the server side, what I see on
> > the client console (Chrome) is as follows (logging the response from the
> > server): I don't see the location key/value, instead, I see the whole page
> > in HTML. Any hint? tried with different doc-types.
> >
> > {:status 200,
> > :success true,
> > :body "<!DOCTYPE html>\r\n<html>\r\n\r\n<head>\r\n <!-- Meta, title,
> > CSS, favicons, etc. -->\r\n <meta charset=\"utf-8\">\r\n
> > <title>----------</html>\r\n",
> >
> > :headers {"date" "Sat, 12 Sep 2015 18:27:30 GMT", "x-content-type-options"
> > "nosniff", "server" "undertow", "x-frame-options" "SAMEORIGIN",
> > "content-type" "text/html; charset=utf-8", "connection" "keep-alive",
> > "content-length" "3928", "x-xss-protection" "1; mode=block"},
> > :trace-redirects ["/person" "/person"],
> > :error-code :no-error,
> > :error-text ""}
> >
> > (defresource post-person-resource
> > :available-media-types [ "application/clojure"]
> > :allowed-methods [:post]
> > :post! (fn [context] ())
> > :post-redirect? (fn [ctx] {:location "/job"})
> >
> > ON THE Client side, I solved the redirect issue with the following code:
> >
> > (.assign js/location "/job")
> >
> > But I couln't find the location in the header. So I hard-coded it here!
> >
> > Thanks for the response.
> >
> > Regards,
> > Hari
>
> This is how HTTP works. What you're seeing is the "target" response of the
> redirection, not the "redirect" response (which has a 301 status code and a
> "Location" header).
>
> Again, this weird hybridation of classical web pages / AJAX behavior is
> probably the root of all evil here :). IMO the way to go here is to not
> redirect from the server, this is a decision to be made by the client (and
> your client knowing why it fetched the data, it probably also knows where to
> go next :) ).
Hi Val,
Got it. Thanks for the response. A good guideline. I needed that validation.
Regards,
Hari
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