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// Copyright (c) 2015 Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.
package web
import (
"net/http"
"strings"
"github.com/NYTimes/gziphandler"
l4g "github.com/alecthomas/log4go"
"github.com/mattermost/platform/api"
"github.com/mattermost/platform/model"
"github.com/mattermost/platform/utils"
"github.com/mssola/user_agent"
)
func InitWeb() {
l4g.Debug(utils.T("web.init.debug"))
mainrouter := api.Srv.Router
if *utils.Cfg.ServiceSettings.WebserverMode != "disabled" {
staticDir := utils.FindDir(model.CLIENT_DIR)
l4g.Debug("Using client directory at %v", staticDir)
if *utils.Cfg.ServiceSettings.WebserverMode == "gzip" {
mainrouter.PathPrefix("/static/").Handler(gziphandler.GzipHandler(staticHandler(http.StripPrefix("/static/", http.FileServer(http.Dir(staticDir))))))
} else {
mainrouter.PathPrefix("/static/").Handler(staticHandler(http.StripPrefix("/static/", http.FileServer(http.Dir(staticDir)))))
}
mainrouter.Handle("/{anything:.*}", api.AppHandlerIndependent(root)).Methods("GET")
}
}
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")
handler.ServeHTTP(w, r)
})
}
var browsersNotSupported string = "MSIE/8;MSIE/9;MSIE/10;Internet Explorer/8;Internet Explorer/9;Internet Explorer/10;Safari/7;Safari/8"
func CheckBrowserCompatability(c *api.Context, r *http.Request) bool {
ua := user_agent.New(r.UserAgent())
bname, bversion := ua.Browser()
browsers := strings.Split(browsersNotSupported, ";")
for _, browser := range browsers {
version := strings.Split(browser, "/")
if strings.HasPrefix(bname, version[0]) && strings.HasPrefix(bversion, version[1]) {
c.Err = model.NewLocAppError("CheckBrowserCompatability", "web.check_browser_compatibility.app_error", nil, "")
return false
}
}
return true
}
func root(c *api.Context, w http.ResponseWriter, r *http.Request) {
if !CheckBrowserCompatability(c, r) {
return
}
if api.IsApiCall(r) {
api.Handle404(w, r)
return
}
w.Header().Set("Cache-Control", "no-cache, max-age=31556926, public")
http.ServeFile(w, r, utils.FindDir(model.CLIENT_DIR)+"root.html")
}
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