Add '406 Not Acceptable' error handler

weavejester · weavejester · commit 48d88722012d · 2024-11-16T05:34:21.000Z
diff --git a/resources/duct/module/web/errors/406.html b/resources/duct/module/web/errors/406.html
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html lang="en" class="error-page">
+  <head>
+    <title>Server Error</title>
+    <link rel="stylesheet" href="/assets/normalize.css/normalize.css">
+    <link rel="stylesheet" href="/css/site.css">
+  </head>
+  <body>
+    <h1>Not Acceptable</h1>
+    <h2>Content negotiation for this resource has failed.</h2>
+  </body>
+</html>
diff --git a/src/duct/handler/static.clj b/src/duct/handler/static.clj
@@ -55,5 +55,8 @@
 (defmethod ig/init-key ::method-not-allowed [_ response]
   (make-handler (assoc response :status 405)))
 
+(defmethod ig/init-key ::not-acceptable [_ response]
+  (make-handler (assoc response :status 406)))
+
 (defmethod ig/init-key ::internal-server-error [_ response]
   (make-handler (assoc response :status 500)))
diff --git a/src/duct/module/web.clj b/src/duct/module/web.clj
@@ -31,7 +31,8 @@
           :main (ig/ref :duct.middleware.web/hide-errors))]
        :default-handler
        {:not-found ~(ig/ref :duct.handler.static/not-found)
-        :method-not-allowed ~(ig/ref :duct.handler.static/method-not-allowed)}}
+        :method-not-allowed ~(ig/ref :duct.handler.static/method-not-allowed)
+        :not-acceptable ~(ig/ref :duct.handler.static/not-acceptable)}}
 
       :duct.middleware.web/defaults
       ~(if site?
@@ -83,6 +84,12 @@
          api?  {:body {:error :method-not-allowed}}
          :else (plaintext-response "Method Not Allowed"))
 
+      :duct.handler.static/not-acceptable
+      ~(cond
+         site? (html-response (io/resource "duct/module/web/errors/406.html"))
+         api?  {:body {:error :not-acceptable}}
+         :else (plaintext-response "Not Acceptable"))
+
       :duct.handler.static/internal-server-error
       ~(cond
          site? (html-response (io/resource "duct/module/web/errors/500.html"))
diff --git a/test/duct/module/web_test.clj b/test/duct/module/web_test.clj
@@ -16,7 +16,9 @@
            {:not-found
             (ig/ref :duct.handler.static/not-found)
             :method-not-allowed
-            (ig/ref :duct.handler.static/method-not-allowed)}}
+            (ig/ref :duct.handler.static/method-not-allowed)
+            :not-acceptable
+            (ig/ref :duct.handler.static/not-acceptable)}}
           :duct.middleware.web/defaults
           {:params    {:urlencoded true, :keywordize true}
            :responses {:not-modified-responses true
@@ -36,6 +38,9 @@
           :duct.handler.static/method-not-allowed
           {:headers {"Content-Type" "text/plain; charset=UTF-8"}
            :body    "Method Not Allowed"}
+          :duct.handler.static/not-acceptable
+          {:headers {"Content-Type" "text/plain; charset=UTF-8"}
+           :body    "Not Acceptable"}
           :duct.handler.static/internal-server-error
           {:headers {"Content-Type" "text/plain; charset=UTF-8"}
            :body    "Internal Server Error"}
@@ -60,7 +65,9 @@
            {:not-found
             (ig/ref :duct.handler.static/not-found)
             :method-not-allowed
-            (ig/ref :duct.handler.static/method-not-allowed)}}
+            (ig/ref :duct.handler.static/method-not-allowed)
+            :not-acceptable
+            (ig/ref :duct.handler.static/not-acceptable)}}
           :duct.middleware.web/defaults
           {:params    {:urlencoded true, :keywordize true}
            :responses {:not-modified-responses true
@@ -77,6 +84,8 @@
           {:body {:error :not-found}}
           :duct.handler.static/method-not-allowed
           {:body {:error :method-not-allowed}}
+          :duct.handler.static/not-acceptable
+          {:body {:error :not-acceptable}}
           :duct.handler.static/internal-server-error
           {:headers {"Content-Type" "application/json"}
            :body    (io/resource "duct/module/web/errors/500.json")}
@@ -102,7 +111,9 @@
            {:not-found
             (ig/ref :duct.handler.static/not-found)
             :method-not-allowed
-            (ig/ref :duct.handler.static/method-not-allowed)}}
+            (ig/ref :duct.handler.static/method-not-allowed)
+            :not-acceptable
+            (ig/ref :duct.handler.static/not-acceptable)}}
           :duct.middleware.web/defaults
           {:params    {:urlencoded true
                        :multipart  true
@@ -135,6 +146,9 @@
           :duct.handler.static/method-not-allowed
           {:headers {"Content-Type" "text/html; charset=UTF-8"}
            :body    (io/resource "duct/module/web/errors/405.html")}
+          :duct.handler.static/not-acceptable
+          {:headers {"Content-Type" "text/html; charset=UTF-8"}
+           :body    (io/resource "duct/module/web/errors/406.html")}
           :duct.handler.static/internal-server-error
           {:headers {"Content-Type" "text/html; charset=UTF-8"}
            :body    (io/resource "duct/module/web/errors/500.html")}
