1 files changed, 32 insertions, 0 deletions
diff --git a/src/server/handlers/refresh.go b/src/server/handlers/refresh.go
new file mode 100644
index 0000000..bc60aa7
--- /dev/null
+++ b/src/server/handlers/refresh.go
@@ -0,0 +1,32 @@
+package handlers
+
+import (
+	"net/http"
+	"strconv"
+
+	"server/helper"
+)
+
+// Extends the current token's lifetime (by replacing it with a newer one).
+func Refresh(writer http.ResponseWriter, request *http.Request) {
+	if request.Method != "POST" {
+		helper.WriteErrorJson("expected POST method", writer, http.StatusBadRequest)
+		return
+	}
+
+	claims := helper.GetValidClaims(writer, request)
+	if claims == nil {
+		return
+	}
+
+	uid, err := strconv.Atoi(claims.Subject)
+	if err != nil {
+		helper.WriteInternalErrorJson(err, writer)
+		return
+	}
+	err = helper.IssueToken(uid, writer)
+	if err != nil {
+		helper.WriteInternalErrorJson(err, writer)
+		return
+	}
+}