The request header:
<https://lh3.googleusercontent.com/-zl6jkFm15Pc/V33X-i2KFzI/AAAAAAAAAAM/c5zfE6Vn8qEHIZ3EInJed3HhKaFlFaINACLcB/s1600/%25E5%25B1%258F%25E5%25B9%2595%25E5%25BF%25AB%25E7%2585%25A7%2B2016-07-07%2B12.11.55.png> The request body: <https://lh3.googleusercontent.com/-1Kca-9uDPeI/V33Ye1MImfI/AAAAAAAAAAQ/SyACY6OPidcw8Z3s42XYKEu9OyGb6-HNQCLcB/s1600/%25E5%25B1%258F%25E5%25B9%2595%25E5%25BF%25AB%25E7%2585%25A7%2B2016-07-07%2B12.15.19.png> My test params are: String[] tags = {"aaaa", "bbbb", "cccc"}; s = test.upload("/Users/apple/test.txt", tags, "19960808", "qwertyuiopasdfghjklzxcvbnm"); The content of test.txt is "This is a test...". Is there anything wrong? BTW, could you give me an example of the definition of app? I'm not sure which one is correct. 在 2016年7月7日星期四 UTC+8上午10:30:31，James Reeves写道： > > In all your examples except for possibly the last, you have the multipart > middleware added twice over to your application. > > Also, are you sure it's not a problem with your client code? > > One thing to try is recording your HTTP request by pointing your client at > a netcat listener (e.g. "nc -l 3000"). Or writing a handler that dumps out > the headers and the contents of the request body. > > - James > > On 7 July 2016 at 03:18, <aaartu...@gmail.com <javascript:>> wrote: > >> This is the link to the question in stackoverflow: >> >> http://stackoverflow.com/questions/38226276/cant-extract-multipart-params-from-post-request-in-compojure >> >> 在 2016年7月7日星期四 UTC+8上午10:13:25，aaartu...@gmail.com写道： >> >>> When I try to extract the multipart-params from a POST request like this: >>> >>> (defroutes upload-routes >>> (POST "/upload" {params :params} (println params)) >>> >>> >>> I got {}. >>> >>> Then I tried like this: >>> >>> (defroutes upload-routes >>> (POST "/upload" {multipart-params :multipart-params} (println >>> multipart-params)) >>> >>> I still got {}. >>> >>> I guess there are something wrong about my middleware. >>> >>> So I tried to change the handler, here are the handlers I had tried: >>> >>> (ns cloudserver.handler >>> (:require [compojure.core :refer [defroutes routes]] >>> [compojure.route :as route] >>> [compojure.handler :as handler] >>> [cloudserver.routes.home :refer [home-routes]] >>> [noir.util.middleware :as noir-middleware] >>> [cloudserver.routes.auth :refer [auth-routes]] >>> [cloudserver.routes.upload :refer [upload-routes]] >>> [cloudserver.routes.search :refer [search-routes]] >>> [cloudserver.routes.download :refer [download-routes]] >>> [ring.middleware.defaults :refer [api-defaults wrap-defaults >>> site-defaults]] >>> [ring.middleware.multipart-params :refer >>> [wrap-multipart-params]] >>> [ring.middleware.params :refer [wrap-params]] >>> [noir.session :as session] >>> [ring.middleware.session.memory :refer [memory-store]])) >>> >>> (def app >>> (-> >>> (routes auth-routes >>> home-routes >>> upload-routes >>> search-routes >>> download-routes >>> app-routes) >>> session/wrap-noir-session >>> (wrap-defaults（assoc-in site-defaults [:security :anti-forgery] false) >>> wrap-multipart-params >>> wrap-params)) >>> (def app >>> (-> >>> (routes auth-routes >>> home-routes >>> upload-routes >>> search-routes >>> download-routes >>> app-routes) >>> session/wrap-noir-session >>> (wrap-defaults（assoc-in site-defaults [:security :anti-forgery] false) >>> wrap-multipart-params)) >>> (def app >>> (-> >>> (routes auth-routes >>> home-routes >>> upload-routes >>> search-routes >>> download-routes >>> app-routes) >>> session/wrap-noir-session >>> (wrap-defaults (-> site-defaults >>> (assoc-in [:security :anti-forgery] false) >>> (assoc-in [:params :multipart] true) >>> (assoc-in [:params :nested] true))) >>> handler/site)) >>> (def app >>> (-> >>> (routes auth-routes >>> home-routes >>> upload-routes >>> search-routes >>> download-routes >>> app-routes) >>> wrap-multipart-params >>> session/wrap-noir-session >>> (wrap-defaults（assoc-in site-defaults [:security :anti-forgery] false))) >>> (def app >>> (noir-middleware/app-handler >>> [auth-routes >>> home-routes >>> upload-routes >>> search-routes >>> download-routes >>> app-routes] >>> :ring-defaults (assoc site-defaults :security nil))) >>> >>> But the only result I got is {} >>> ------------------------------ >>> >>> My client code is: >>> >>> public int upload (String filename, String[] tags, String time, String >>> fingerprint) throws IOException { >>> String url = host + "/upload"; >>> CloseableHttpClient httpClient = >>> HttpClients.custom().setDefaultCookieStore(cookieStore).build(); >>> HttpPost httpPost = new HttpPost(url); >>> >>> MultipartEntityBuilder mulentity = MultipartEntityBuilder.create(); >>> >>> mulentity.addBinaryBody("photo", new File(filename)); >>> >>> for (int i = 0; i < tags.length; i ++) { >>> mulentity.addTextBody("tag" + i, tags[i]); >>> } >>> >>> mulentity.addTextBody("fingerprint", fingerprint); >>> mulentity.addTextBody("time", time); >>> mulentity.addTextBody("filename", >>> filename.substring(filename.lastIndexOf(File.separatorChar) + 1, >>> filename.length())); >>> >>> HttpEntity entity = mulentity.build(); >>> httpPost.setEntity(entity); >>> httpPost.setHeader("Content-Type", "multipart/form-data;boundary=" + >>> BOUNDARY); >>> >>> int status = 3; >>> >>> try { >>> ResponseHandler<String> responseHandler = new >>> BasicResponseHandler(); >>> String response = httpClient.execute(httpPost, responseHandler); >>> status = Integer.parseInt(response); >>> } catch (ClientProtocolException e) { >>> e.printStackTrace(); >>> } catch (UnsupportedEncodingException e) { >>> e.printStackTrace(); >>> } finally { >>> httpClient.close(); >>> } >>> return status; >>> } >>> >>> ------------------------------ >>> >>> I am really a green hand in clojure web programming. Thanks a lot! >>> >> -- >> You received this message because you are subscribed to the Google >> Groups "Clojure" group. >> To post to this group, send email to clo...@googlegroups.com >> <javascript:> >> Note that posts from new members are moderated - please be patient with >> your first post. >> To unsubscribe from this group, send email to >> clojure+u...@googlegroups.com <javascript:> >> For more options, visit this group at >> http://groups.google.com/group/clojure?hl=en >> --- >> You received this message because you are subscribed to the Google Groups >> "Clojure" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to clojure+u...@googlegroups.com <javascript:>. >> For more options, visit https://groups.google.com/d/optout. >> > > -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to clojure+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/clojure?hl=en --- You received this message because you are subscribed to the Google Groups "Clojure" group. To unsubscribe from this group and stop receiving emails from it, send an email to clojure+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
