Files
mattermost/web/static.go
2018-06-22 22:09:31 -04:00

97 lines
3.1 KiB
Go

// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.
package web
import (
"fmt"
"net/http"
"path"
"path/filepath"
"strings"
"github.com/NYTimes/gziphandler"
"github.com/mattermost/mattermost-server/mlog"
"github.com/mattermost/mattermost-server/model"
"github.com/mattermost/mattermost-server/utils"
)
func (w *Web) InitStatic() {
if *w.App.Config().ServiceSettings.WebserverMode != "disabled" {
utils.UpdateAssetsSubpathFromConfig(w.App.Config())
staticDir, _ := utils.FindDir(model.CLIENT_DIR)
mlog.Debug(fmt.Sprintf("Using client directory at %v", staticDir))
subpath, _ := utils.GetSubpathFromConfig(w.App.Config())
staticHandler := staticHandler(http.StripPrefix(path.Join(subpath, "static"), http.FileServer(http.Dir(staticDir))))
pluginHandler := pluginHandler(w.App.Config, http.StripPrefix(path.Join(subpath, "static", "plugins"), http.FileServer(http.Dir(*w.App.Config().PluginSettings.ClientDirectory))))
if *w.App.Config().ServiceSettings.WebserverMode == "gzip" {
staticHandler = gziphandler.GzipHandler(staticHandler)
pluginHandler = gziphandler.GzipHandler(pluginHandler)
}
w.MainRouter.PathPrefix("/static/plugins/").Handler(pluginHandler)
w.MainRouter.PathPrefix("/static/").Handler(staticHandler)
w.MainRouter.Handle("/{anything:.*}", w.NewStaticHandler(root)).Methods("GET")
// When a subpath is defined, it's necessary to handle redirects without a
// trailing slash. We don't want to use StrictSlash on the w.MainRouter and affect
// all routes, just /subpath -> /subpath/.
w.MainRouter.HandleFunc("", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
http.Redirect(w, r, r.URL.String()+"/", http.StatusFound)
}))
}
}
func root(c *Context, w http.ResponseWriter, r *http.Request) {
if !CheckClientCompatability(r.UserAgent()) {
w.Header().Set("Cache-Control", "no-store")
page := utils.NewHTMLTemplate(c.App.HTMLTemplates(), "unsupported_browser")
page.Props["Title"] = c.T("web.error.unsupported_browser.title")
page.Props["Message"] = c.T("web.error.unsupported_browser.message")
page.RenderToWriter(w)
return
}
if IsApiCall(c.App, r) {
Handle404(c.App, w, r)
return
}
w.Header().Set("Cache-Control", "no-cache, max-age=31556926, public")
staticDir, _ := utils.FindDir(model.CLIENT_DIR)
http.ServeFile(w, r, filepath.Join(staticDir, "root.html"))
}
func staticHandler(handler http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Cache-Control", "max-age=31556926, public")
if strings.HasSuffix(r.URL.Path, "/") {
http.NotFound(w, r)
return
}
handler.ServeHTTP(w, r)
})
}
func pluginHandler(config model.ConfigFunc, handler http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if *config().ServiceSettings.EnableDeveloper {
w.Header().Set("Cache-Control", "no-cache, no-store, must-revalidate")
} else {
w.Header().Set("Cache-Control", "max-age=31556926, public")
}
if strings.HasSuffix(r.URL.Path, "/") {
http.NotFound(w, r)
return
}
handler.ServeHTTP(w, r)
})
}