gotosocial/internal/router/attach.go
tobi c3b6a5b0f9
[feature] Implement cache-control and etags for static assets (#711)
* start working on etag stuff

* add + use cache middleware

* generate etags on the fly

* remove unused field

* clean up filepath

* add license headers to cache files

* add attachgroup function to router interface

* move cache into web module

* rename a couple things

* remove attachStaticFS function from router

* rename + tidy up a few things

* mount assets filesystem

* create assetsFileInfoCache

* update comment

* simplify hash

* fix string fmt

* skip last mod chk, prefer strong etags w/long cache

* move base handler to its own file
this matches the modules in the api folder

* generate new etag if file was modified

* wrap strong etag in quotation marks as per spec

* clarify logic in avatar search

* make hashing a little niftier
2022-07-18 12:55:06 +02:00

48 lines
1.9 KiB
Go

/*
GoToSocial
Copyright (C) 2021-2022 GoToSocial Authors admin@gotosocial.org
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package router
import "github.com/gin-gonic/gin"
// AttachHandler attaches the given gin.HandlerFunc to the router with the specified method and path.
// If the path is set to ANY, then the handlerfunc will be used for ALL methods at its given path.
func (r *router) AttachHandler(method string, path string, handler gin.HandlerFunc) {
if method == "ANY" {
r.engine.Any(path, handler)
} else {
r.engine.Handle(method, path, handler)
}
}
// AttachMiddleware attaches a gin middleware to the router that will be used globally
func (r *router) AttachMiddleware(middleware gin.HandlerFunc) {
r.engine.Use(middleware)
}
// AttachNoRouteHandler attaches a gin.HandlerFunc to NoRoute to handle 404's
func (r *router) AttachNoRouteHandler(handler gin.HandlerFunc) {
r.engine.NoRoute(handler)
}
// AttachGroup attaches the given handlers into a group with the given relativePath as
// base path for that group. It then returns the *gin.RouterGroup so that the caller
// can add any extra middlewares etc specific to that group, as desired.
func (r *router) AttachGroup(relativePath string, handlers ...gin.HandlerFunc) *gin.RouterGroup {
return r.engine.Group(relativePath, handlers...)
}