feat: user registration kill switch

server/auth/signup.go

@@ -7,6 +7,7 @@ import (
 	"github.com/gin-gonic/gin"
 	"github.com/puni9869/pinmyblogs/internal/signup"
 	"github.com/puni9869/pinmyblogs/models"
+	"github.com/puni9869/pinmyblogs/pkg/config"
 	"github.com/puni9869/pinmyblogs/pkg/formbinding"
 	"github.com/puni9869/pinmyblogs/pkg/logger"
 	"github.com/puni9869/pinmyblogs/pkg/utils"
@@ -30,6 +31,18 @@ func SignupGet(c *gin.Context) {
 func SignupPost(signUp signup.Service) gin.HandlerFunc {
 	log := logger.NewLogger()
 	return func(c *gin.Context) {
+		if !config.C.Authentication.EnableRegistration {
+			log.
+				WithField("isEnableRegistration", config.C.Authentication.EnableRegistration).
+				Warn("User registration is disabled globally.")
+
+			c.HTML(http.StatusOK, "signup.tmpl", gin.H{
+				"HasError": true,
+				"Error":    "New account's registration is currently disabled.",
+			})
+			c.Abort()
+			return
+		}
 		form := middlewares.GetForm(c).(*forms.SignUpForm)
 		ctx := middlewares.GetContext(c)
 

templates/auth/signup.tmpl

@@ -5,8 +5,10 @@
       <a href="/"><img class="mx-auto h-20 w-auto" src="statics/icons/favicon.svg" alt="pinmyblogs.com" /></a>
       <h2 class="mt-6 text-center text-2xl font-bold leading-9 tracking-tight text-gray-900">Sign up for new account</h2>
     </div>
-    <div class="mt-5 sm:mx-auto sm:w-full sm:max-w-sm">
-      <form class="space-y-6" action="/signup" method="POST">
+
+    <div class="mt-4 sm:mx-auto sm:w-full sm:max-w-sm">
+    <p class="text-base text-red-600 text-center {{if .HasError}}visible{{else}}hidden{{end}}">{{.Error}}</p>
+      <form class="space-y-6 mt-2" action="/signup" method="POST">
         <div>
           <label for="email" class="block text-sm font-medium leading-6 text-gray-900">Email address</label>
           <div class="mt-1">