Add impersonation route

api.go

@@ -47,6 +47,7 @@ func declareAPIRoutes(router *gin.Engine) {
 		_questions_cache_mutex.Unlock()
 	})
 
+	declareAPIAdminAuthRoutes(apiAdminRoutes)
 	declareAPIAdminAsksRoutes(apiAdminRoutes)
 	declareAPIAuthGradesRoutes(apiAdminRoutes)
 	declareAPIAdminHelpRoutes(apiAdminRoutes)

auth.go

@@ -27,6 +27,32 @@ func declareAPIAuthRoutes(router *gin.RouterGroup) {
 	router.POST("/auth/logout", logout)
 }
 
+func declareAPIAdminAuthRoutes(router *gin.RouterGroup) {
+	router.POST("/auth/impersonate", func(c *gin.Context) {
+		session := c.MustGet("Session").(*Session)
+
+		var u *User
+		if err := c.ShouldBindJSON(&u); err != nil {
+			c.AbortWithStatusJSON(http.StatusBadRequest, gin.H{"errmsg": err.Error()})
+			return
+		}
+
+		newuser, err := getUser(int(u.Id))
+		if err != nil {
+			c.AbortWithStatusJSON(http.StatusBadRequest, gin.H{"errmsg": err.Error()})
+			return
+		}
+
+		session.IdUser = &newuser.Id
+		session.Update()
+
+		c.JSON(http.StatusOK, authToken{
+			User:         newuser,
+			CurrentPromo: currentPromo,
+		})
+	})
+}
+
 type authToken struct {
 	*User
 	CurrentPromo uint     `json:"current_promo"`

ui/src/routes/users/[uid]/index.svelte

@@ -18,9 +18,25 @@
  export let uid;
 
  let allPromos = false;
+
+ let myuser = null;
+ let userP = null;
+ $: userP = getUser(uid).then((u) => myuser = u)
+
+ function impersonate() {
+     fetch('api/auth/impersonate', {
+         method: 'POST',
+         headers: {'Accept': 'application/json'},
+         body: JSON.stringify({"id": myuser.id}),
+     }).then(() => {
+         if (res.status == 200) {
+             user.update(res);
+         }
+     });
+ }
 </script>
 
-{#await getUser(uid)}
+{#await userP}
     <h2>
         Étudiant
     </h2>
@@ -42,7 +58,8 @@
             </h2>
             {#if student.promo}
                 <span class="badge bg-success ms-1">{student.promo}</span>
-                {#if $user && $user.is_admin && $user.current_promo && student.promo != $user.current_promo}
+                {#if $user && $user.is_admin}
+                    {#if $user.current_promo && student.promo != $user.current_promo}
                         <button
                             class="btn btn-sm btn-warning mx-1"
                             title="Passer sur la promo en cours"
@@ -51,6 +68,14 @@
                             <i class="bi bi-arrow-up"></i>
                         </button>
                     {/if}
+                    <button
+                        class="btn btn-sm btn-primary mx-1"
+                        title="Impersonate"
+                        on:click={impersonate}
+                    >
+                        <i class="bi bi-person-bounding-box"></i>
+                    </button>
+                {/if}
             {/if}
         </div>
         <div class="card-body">