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file.go
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file.go
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package app
import (
"io"
"mime"
"net/http"
"path"
"github.com/labstack/echo/v4"
"github.com/reearth/reearth/server/internal/usecase/gateway"
"github.com/reearth/reearth/server/pkg/id"
"github.com/reearth/reearthx/rerror"
)
func serveFiles(
ec *echo.Echo,
repo gateway.File,
) {
if repo == nil {
return
}
fileHandler := func(handler func(echo.Context) (io.Reader, string, error)) echo.HandlerFunc {
return func(ctx echo.Context) error {
reader, filename, err := handler(ctx)
if err != nil {
return err
}
ct := "application/octet-stream"
if ext := path.Ext(filename); ext != "" {
ct2 := mime.TypeByExtension(ext)
if ct2 != "" {
ct = ct2
}
}
return ctx.Stream(http.StatusOK, ct, reader)
}
}
ec.GET(
"/assets/:filename",
fileHandler(func(ctx echo.Context) (io.Reader, string, error) {
filename := ctx.Param("filename")
r, err := repo.ReadAsset(ctx.Request().Context(), filename)
return r, filename, err
}),
)
ec.GET(
"/plugins/:plugin/:filename",
fileHandler(func(ctx echo.Context) (io.Reader, string, error) {
pid, err := id.PluginIDFrom(ctx.Param("plugin"))
if err != nil {
return nil, "", rerror.ErrNotFound
}
filename := ctx.Param("filename")
r, err := repo.ReadPluginFile(ctx.Request().Context(), pid, filename)
return r, filename, err
}),
)
ec.GET(
"/published/:name",
fileHandler(func(ctx echo.Context) (io.Reader, string, error) {
name := ctx.Param("name")
r, err := repo.ReadBuiltSceneFile(ctx.Request().Context(), name)
return r, name + ".json", err
}),
)
}