✨ Captcha Gateway

pkg/internal/web/api/captcha.go

@@ -0,0 +1,25 @@
+package api
+
+import (
+	"git.solsynth.dev/hypernet/nexus/pkg/internal/captcha"
+	"git.solsynth.dev/hypernet/nexus/pkg/internal/web/exts"
+	"github.com/gofiber/fiber/v2"
+)
+
+func renderCaptcha(c *fiber.Ctx) error {
+	return c.Render("captcha", captcha.GetTemplateData())
+}
+
+func validateCaptcha(c *fiber.Ctx) error {
+	var body struct {
+		CaptchaToken string `json:"captcha_tk"`
+	}
+	if err := exts.BindAndValidate(c, &body); err != nil {
+		return err
+	}
+
+	if !captcha.Validate(body.CaptchaToken, c.IP()) {
+		return c.SendStatus(fiber.StatusNotAcceptable)
+	}
+	return c.SendStatus(fiber.StatusOK)
+}

pkg/internal/web/api/index.go

@@ -12,6 +12,8 @@ import (
 )
 
 func MapControllers(app *fiber.App) {
+	app.Get("/captcha", renderCaptcha)
+	app.Post("/captcha", validateCaptcha)
 	app.Get("/check-ip", getClientIP)
 	app.Get("/", func(c *fiber.Ctx) error {
 		return c.JSON(fiber.Map{

pkg/internal/web/server.go

@@ -11,6 +11,7 @@ import (
 	"github.com/gofiber/fiber/v2/middleware/cors"
 	"github.com/gofiber/fiber/v2/middleware/idempotency"
 	"github.com/gofiber/fiber/v2/middleware/limiter"
+	"github.com/gofiber/template/html/v2"
 	"github.com/rs/zerolog/log"
 	"github.com/samber/lo"
 	"github.com/spf13/viper"
@@ -21,6 +22,8 @@ type WebApp struct {
 }
 
 func NewServer() *WebApp {
+	engine := html.New(viper.GetString("templates_dir"), ".tmpl")
+
 	app := fiber.New(fiber.Config{
 		DisableStartupMessage: true,
 		EnableIPValidation:    true,
@@ -32,6 +35,7 @@ func NewServer() *WebApp {
 		BodyLimit:             512 * 1024 * 1024 * 1024, // 512 TiB
 		ReadBufferSize:        5 * 1024 * 1024,          // 5MB for large JWT
 		EnablePrintRoutes:     viper.GetBool("debug.print_routes"),
+		Views:                 engine,
 	})
 
 	app.Use(fiberzerolog.New(fiberzerolog.Config{