mirror of
https://github.com/mattermost/mattermost.git
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2628022275
* Improvements to server handling of webapp plugins * Fix newline * Update manifest function names
118 lines
3.5 KiB
Go
118 lines
3.5 KiB
Go
// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
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// See License.txt for license information.
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package web
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import (
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"net/http"
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"strconv"
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"strings"
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"github.com/NYTimes/gziphandler"
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l4g "github.com/alecthomas/log4go"
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"github.com/mattermost/mattermost-server/api"
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"github.com/mattermost/mattermost-server/app"
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"github.com/mattermost/mattermost-server/model"
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"github.com/mattermost/mattermost-server/utils"
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"github.com/mssola/user_agent"
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)
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func InitWeb() {
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l4g.Debug(utils.T("web.init.debug"))
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mainrouter := app.Global().Srv.Router
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if *utils.Cfg.ServiceSettings.WebserverMode != "disabled" {
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staticDir, _ := utils.FindDir(model.CLIENT_DIR)
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l4g.Debug("Using client directory at %v", staticDir)
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staticHandler := staticHandler(http.StripPrefix("/static/", http.FileServer(http.Dir(staticDir))))
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pluginHandler := pluginHandler(http.StripPrefix("/static/plugins/", http.FileServer(http.Dir(staticDir+"plugins/"))))
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if *utils.Cfg.ServiceSettings.WebserverMode == "gzip" {
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staticHandler = gziphandler.GzipHandler(staticHandler)
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pluginHandler = gziphandler.GzipHandler(pluginHandler)
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}
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mainrouter.PathPrefix("/static/plugins/").Handler(pluginHandler)
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mainrouter.PathPrefix("/static/").Handler(staticHandler)
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mainrouter.Handle("/{anything:.*}", api.AppHandlerIndependent(root)).Methods("GET")
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}
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}
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func staticHandler(handler http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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w.Header().Set("Cache-Control", "max-age=31556926, public")
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if strings.HasSuffix(r.URL.Path, "/") {
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http.NotFound(w, r)
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return
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}
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handler.ServeHTTP(w, r)
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})
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}
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func pluginHandler(handler http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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if *utils.Cfg.ServiceSettings.EnableDeveloper {
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w.Header().Set("Cache-Control", "no-cache, no-store, must-revalidate")
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} else {
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w.Header().Set("Cache-Control", "max-age=31556926, public")
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}
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if strings.HasSuffix(r.URL.Path, "/") {
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http.NotFound(w, r)
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return
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}
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handler.ServeHTTP(w, r)
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})
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}
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//map should be of minimum required browser version.
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//var browsersNotSupported string = "MSIE/11;Internet Explorer/11;Safari/9;Chrome/43;Edge/15;Firefox/52"
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//var browserMinimumSupported = [6]string{"MSIE/11", "Internet Explorer/11", "Safari/9", "Chrome/43", "Edge/15", "Firefox/52"}
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var browserMinimumSupported = map[string]int{
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"MSIE": 11,
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"Internet Explorer": 11,
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"Safari": 9,
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"Chrome": 43,
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"Edge": 15,
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"Firefox": 52,
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}
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func CheckBrowserCompatability(ua *user_agent.UserAgent) bool {
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bname, bversion := ua.Browser()
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l4g.Debug("Detected Browser: %v %v", bname, bversion)
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curVersion := strings.Split(bversion, ".")
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intCurVersion, _ := strconv.Atoi(curVersion[0])
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if version, exist := browserMinimumSupported[bname]; exist && intCurVersion < version {
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return false
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}
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return true
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}
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func root(c *api.Context, w http.ResponseWriter, r *http.Request) {
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if !CheckBrowserCompatability(user_agent.New(r.UserAgent())) {
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w.Header().Set("Cache-Control", "no-store")
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page := utils.NewHTMLTemplate("unsupported_browser", c.Locale)
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page.Props["Title"] = c.T("web.error.unsupported_browser.title")
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page.Props["Message"] = c.T("web.error.unsupported_browser.message")
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page.RenderToWriter(w)
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return
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}
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if api.IsApiCall(r) {
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api.Handle404(w, r)
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return
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}
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w.Header().Set("Cache-Control", "no-cache, max-age=31556926, public")
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staticDir, _ := utils.FindDir(model.CLIENT_DIR)
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http.ServeFile(w, r, staticDir+"root.html")
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}
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