mozhi/serve/serve.go
Arya Kiran 1fb9df08ab
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unsafe-inline for scripts as well
2023-09-21 23:42:28 +05:30

122 lines
3.5 KiB
Go

package serve
import (
"html/template"
"log"
"net/http"
"os"
"runtime"
_ "codeberg.org/aryak/mozhi/docs"
"codeberg.org/aryak/mozhi/pages"
"codeberg.org/aryak/mozhi/public"
"codeberg.org/aryak/mozhi/views"
"github.com/gofiber/fiber/v2"
"github.com/gofiber/fiber/v2/middleware/compress"
"github.com/gofiber/fiber/v2/middleware/filesystem"
//"github.com/gofiber/fiber/v2/middleware/limiter"
// For debugging purposes
// "github.com/gofiber/fiber/v2/middleware/logger"
"github.com/gofiber/fiber/v2/middleware/recover"
"github.com/gofiber/swagger"
"github.com/gofiber/template/html"
_ "github.com/joho/godotenv/autoload"
)
// @title Mozhi API
// @version 1.0
// @description API for Mozhi, the alternative-frontend for many translation engines.
// @license.name AGPL 3.0
// @license.url https://www.gnu.org/licenses/agpl-3.0.txt
// @BasePath /api
func Serve(port string) {
views := http.FS(views.GetFiles())
engine := html.NewFileSystem(views, ".html")
engine.AddFunc(
// Add unescape function. This is needed to render HTML from Markdown.
"unescape", func(s string) template.HTML {
return template.HTML(s)
},
)
app := fiber.New(fiber.Config{
Views: engine,
Prefork: false,
AppName: "Mozhi",
// kind of screwed up way to fix rate limits
EnableTrustedProxyCheck: true,
TrustedProxies: []string{"0.0.0.0/0"},
ProxyHeader: fiber.HeaderXForwardedFor,
})
// For debugging purposes
// app.Use(logger.New(logger.Config{
// Format: "[${ip}]:${port} ${status} - ${method} ${path} ${queryParams}\n",
// }))
app.Use(compress.New(compress.Config{
Level: compress.LevelBestSpeed, // 1
}))
app.Use(recover.New())
//ratelimiter := limiter.New(limiter.Config{
// Max: 5,
// Expiration: 5 * time.Minute,
// LimitReached: func(c *fiber.Ctx) error {
// return c.Status(429).Render("ratelimit_gt", fiber.Map{
// "Title": "Rate limit exceeded",
// })
// },
//})
// add global headers
app.Use(func(c *fiber.Ctx) error {
c.Set("X-Frame-Options", "SAMEORIGIN")
c.Set("X-XSS-Protection", "1; mode=block")
c.Set("X-Content-Type-Options", "nosniff")
c.Set("Referrer-Policy", "no-referrer")
c.Set("Content-Security-Policy", "default-src 'self'; style-src 'self' 'unsafe-inline'; img-src 'self' data:; font-src 'self'; script-src 'self' 'unsafe-inline'; frame-ancestors 'self'; form-action 'self'; base-uri 'self'; connect-src 'self';")
c.Set("Strict-Transport-Security", "max-age=31536000; includeSubDomains; preload")
return c.Next()
})
api := app.Group("/api")
api.Get("/translate", pages.HandleTranslate)
api.Get("/source_languages", pages.HandleSourceLanguages)
api.Get("/target_languages", pages.HandleTargetLanguages)
api.Get("/tts", pages.HandleTTS)
api.Get("/version", func(c *fiber.Ctx) error {
return c.JSON(fiber.Map{
"fiberversion": fiber.Version,
"goversion": runtime.Version(),
})
})
api.Get("/swagger/*", swagger.HandlerDefault) // default
app.Get("/", pages.HandleIndex)
app.Get("/about", pages.HandleAbout)
app.Get("/switchlanguages", func(c *fiber.Ctx) error {
engine := c.Query("engine")
from := c.Query("from")
to := c.Query("to")
text := c.Query("text")
return c.Redirect("/?engine="+engine+"&from="+to+"&to="+from+"&text="+text+"&redirected=true", 301)
})
app.Use("/", filesystem.New(filesystem.Config{
MaxAge: 2592000,
Root: http.FS(public.GetFiles()),
}))
val, ok := os.LookupEnv("MOZHI_PORT")
if !ok {
val = "3000"
}
if port != "" {
val = port
}
log.Fatal(app.Listen(":" + val))
}