miniflux/server/core/handler.go
2017-12-28 20:34:18 -08:00

70 lines
2 KiB
Go

// Copyright 2017 Frédéric Guillot. All rights reserved.
// Use of this source code is governed by the Apache 2.0
// license that can be found in the LICENSE file.
package core
import (
"net/http"
"time"
"github.com/miniflux/miniflux/config"
"github.com/miniflux/miniflux/helper"
"github.com/miniflux/miniflux/locale"
"github.com/miniflux/miniflux/logger"
"github.com/miniflux/miniflux/server/middleware"
"github.com/miniflux/miniflux/server/template"
"github.com/miniflux/miniflux/storage"
"github.com/gorilla/mux"
"github.com/tomasen/realip"
)
// HandlerFunc is an application HTTP handler.
type HandlerFunc func(ctx *Context, request *Request, response *Response)
// Handler manages HTTP handlers and middlewares.
type Handler struct {
cfg *config.Config
store *storage.Storage
translator *locale.Translator
template *template.Engine
router *mux.Router
middleware *middleware.Chain
}
// Use is a wrapper around an HTTP handler.
func (h *Handler) Use(f HandlerFunc) http.Handler {
return h.middleware.WrapFunc(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
defer helper.ExecutionTime(time.Now(), r.URL.Path)
logger.Debug("[HTTP] %s %s %s", realip.RealIP(r), r.Method, r.URL.Path)
if r.Header.Get("X-Forwarded-Proto") == "https" {
h.cfg.IsHTTPS = true
}
ctx := NewContext(w, r, h.store, h.router, h.translator)
request := NewRequest(w, r)
response := NewResponse(w, r, h.template)
if ctx.IsAuthenticated() {
h.template.SetLanguage(ctx.UserLanguage())
} else {
h.template.SetLanguage("en_US")
}
f(ctx, request, response)
}))
}
// NewHandler returns a new Handler.
func NewHandler(cfg *config.Config, store *storage.Storage, router *mux.Router, template *template.Engine, translator *locale.Translator, middleware *middleware.Chain) *Handler {
return &Handler{
cfg: cfg,
store: store,
translator: translator,
router: router,
template: template,
middleware: middleware,
}
}