1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
|
// Copyright (c) 2015-present 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/mattermost-server/api"
"github.com/mattermost/mattermost-server/model"
"github.com/mattermost/mattermost-server/utils"
"github.com/mssola/user_agent"
)
func Init(api3 *api.API) {
l4g.Debug(utils.T("web.init.debug"))
mainrouter := api3.BaseRoutes.Root
if *api3.App.Config().ServiceSettings.WebserverMode != "disabled" {
staticDir, _ := utils.FindDir(model.CLIENT_DIR)
l4g.Debug("Using client directory at %v", staticDir)
staticHandler := staticHandler(http.StripPrefix("/static/", http.FileServer(http.Dir(staticDir))))
pluginHandler := pluginHandler(api3.App.Config, http.StripPrefix("/static/plugins/", http.FileServer(http.Dir(*api3.App.Config().PluginSettings.ClientDirectory))))
if *api3.App.Config().ServiceSettings.WebserverMode == "gzip" {
staticHandler = gziphandler.GzipHandler(staticHandler)
pluginHandler = gziphandler.GzipHandler(pluginHandler)
}
mainrouter.PathPrefix("/static/plugins/").Handler(pluginHandler)
mainrouter.PathPrefix("/static/").Handler(staticHandler)
mainrouter.Handle("/{anything:.*}", api3.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")
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)
})
}
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]) {
return false
}
}
return true
}
func root(c *api.Context, w http.ResponseWriter, r *http.Request) {
if !CheckBrowserCompatability(c, r) {
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 api.IsApiCall(r) {
api.Handle404(w, r)
return
}
w.Header().Set("Cache-Control", "no-cache, max-age=31556926, public")
staticDir, _ := utils.FindDir(model.CLIENT_DIR)
http.ServeFile(w, r, staticDir+"root.html")
}
|
