JWT key issue fix

backend/handlers/onlyoffice.go

@@ -10,6 +10,7 @@ import (
 	"git.elijahkuntz.com/Elijah/drive/config"
 	"git.elijahkuntz.com/Elijah/drive/middleware"
 	"github.com/gofiber/fiber/v2"
+	"github.com/golang-jwt/jwt/v5"
 )
 
 type OnlyOfficeHandler struct {
@@ -127,3 +128,28 @@ func (h *OnlyOfficeHandler) CreateBlank(c *fiber.Ctx) error {
 		"name": filepath.Base(finalPath),
 	})
 }
+
+// SignConfig takes the OnlyOffice configuration payload and signs it with the JWT secret
+func (h *OnlyOfficeHandler) SignConfig(c *fiber.Ctx) error {
+	if h.Config.OnlyOfficeJWT == "" {
+		return c.Status(500).JSON(fiber.Map{"error": "JWT secret is not configured on the server"})
+	}
+
+	var payload map[string]interface{}
+	if err := c.BodyParser(&payload); err != nil {
+		return c.Status(400).JSON(fiber.Map{"error": "invalid json payload"})
+	}
+
+	// Create a new JWT token using the HS256 algorithm
+	token := jwt.NewWithClaims(jwt.SigningMethodHS256, jwt.MapClaims(payload))
+
+	// Sign the token with our secret
+	signedToken, err := token.SignedString([]byte(h.Config.OnlyOfficeJWT))
+	if err != nil {
+		return c.Status(500).JSON(fiber.Map{"error": "failed to sign token"})
+	}
+
+	return c.JSON(fiber.Map{
+		"token": signedToken,
+	})
+}