gotosocial/internal/web/base.go
f0x52 b43f9ceca9
[frontend] Restructure Frontend Sources (#634)
* 🐸restructure frontend stuff, include admin and future user panel in main repo, properly deduplicate bundles for css+js across uses

* rename bundled to dist, caught by gitignore

* re-include status.css for profile template

* default to localhost

* serve frontend panels

* add todo message for abstraction

* refactor oauth registration flow

* oauth restructure

* update footer template

* change panel routes

* remove superfluous css imports

* write bundle to disk from test server, use forked budo-express

* wrap all page content in container

for robustness with addons etc injection other elements in body

* update documentation, goreleaser, Dockerfile

* update template meta tags

* add AGPL-3.0+ license header everywhere

* only attach update listener on EventEmitter

* cleaner config for various frontend bundles

* fix bundler script paths

* Merge commit 'd191931932b9293ce1be44ed08a1e69b9fcc1e25'

* fix up dockerfile, goreleaser

* go mod tidy

* add uglifyify

* move status hide/show js to frontend bundle

* fix stylesheet color( func regressions

* update contributing docs for new build path

* update goreleaser + docker building

* resolve dependency paths properly

* update package name

* use api errorhandler

Co-authored-by: tsmethurst <tobi.smethurst@protonmail.com>
2022-06-09 12:51:19 +02:00

198 lines
5.8 KiB
Go

/*
GoToSocial
Copyright (C) 2021-2022 GoToSocial Authors admin@gotosocial.org
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package web
import (
"errors"
"fmt"
"io/ioutil"
"net/http"
"path/filepath"
"strings"
"github.com/gin-gonic/gin"
"github.com/superseriousbusiness/gotosocial/internal/api"
"github.com/superseriousbusiness/gotosocial/internal/config"
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
"github.com/superseriousbusiness/gotosocial/internal/processing"
"github.com/superseriousbusiness/gotosocial/internal/router"
"github.com/superseriousbusiness/gotosocial/internal/uris"
)
const (
confirmEmailPath = "/" + uris.ConfirmEmailPath
tokenParam = "token"
usernameKey = "username"
statusIDKey = "status"
profilePath = "/@:" + usernameKey
statusPath = profilePath + "/statuses/:" + statusIDKey
)
// Module implements the api.ClientModule interface for web pages.
type Module struct {
processor processing.Processor
assetsPath string
adminPath string
defaultAvatars []string
}
// New returns a new api.ClientModule for web pages.
func New(processor processing.Processor) (api.ClientModule, error) {
assetsBaseDir := config.GetWebAssetBaseDir()
if assetsBaseDir == "" {
return nil, fmt.Errorf("%s cannot be empty and must be a relative or absolute path", config.WebAssetBaseDirFlag())
}
assetsPath, err := filepath.Abs(assetsBaseDir)
if err != nil {
return nil, fmt.Errorf("error getting absolute path of %s: %s", assetsBaseDir, err)
}
defaultAvatarsPath := filepath.Join(assetsPath, "default_avatars")
defaultAvatarFiles, err := ioutil.ReadDir(defaultAvatarsPath)
if err != nil {
return nil, fmt.Errorf("error reading default avatars at %s: %s", defaultAvatarsPath, err)
}
defaultAvatars := []string{}
for _, f := range defaultAvatarFiles {
// ignore directories
if f.IsDir() {
continue
}
// ignore files bigger than 50kb
if f.Size() > 50000 {
continue
}
extension := strings.TrimPrefix(strings.ToLower(filepath.Ext(f.Name())), ".")
// take only files with simple extensions
switch extension {
case "svg", "jpeg", "jpg", "gif", "png":
defaultAvatarPath := fmt.Sprintf("/assets/default_avatars/%s", f.Name())
defaultAvatars = append(defaultAvatars, defaultAvatarPath)
default:
continue
}
}
return &Module{
processor: processor,
assetsPath: assetsPath,
adminPath: filepath.Join(assetsPath, "admin"),
defaultAvatars: defaultAvatars,
}, nil
}
func (m *Module) baseHandler(c *gin.Context) {
host := config.GetHost()
instance, err := m.processor.InstanceGet(c.Request.Context(), host)
if err != nil {
api.ErrorHandler(c, gtserror.NewErrorInternalError(err), m.processor.InstanceGet)
return
}
c.HTML(http.StatusOK, "index.tmpl", gin.H{
"instance": instance,
})
}
// TODO: abstract the {admin, user}panel handlers in some way
func (m *Module) AdminPanelHandler(c *gin.Context) {
host := config.GetHost()
instance, err := m.processor.InstanceGet(c.Request.Context(), host)
if err != nil {
api.ErrorHandler(c, gtserror.NewErrorInternalError(err), m.processor.InstanceGet)
return
}
c.HTML(http.StatusOK, "frontend.tmpl", gin.H{
"instance": instance,
"stylesheets": []string{
"/assets/Fork-Awesome/css/fork-awesome.min.css",
"/assets/dist/panels-admin-style.css",
},
"javascript": []string{
"/assets/dist/bundle.js",
"/assets/dist/admin-panel.js",
},
})
}
func (m *Module) UserPanelHandler(c *gin.Context) {
host := config.GetHost()
instance, err := m.processor.InstanceGet(c.Request.Context(), host)
if err != nil {
api.ErrorHandler(c, gtserror.NewErrorInternalError(err), m.processor.InstanceGet)
return
}
c.HTML(http.StatusOK, "frontend.tmpl", gin.H{
"instance": instance,
"stylesheets": []string{
"/assets/Fork-Awesome/css/fork-awesome.min.css",
"/assets/dist/_colors.css",
"/assets/dist/base.css",
"/assets/dist/panels-user-style.css",
},
"javascript": []string{
"/assets/dist/bundle.js",
"/assets/dist/user-panel.js",
},
})
}
// Route satisfies the RESTAPIModule interface
func (m *Module) Route(s router.Router) error {
// serve static files from assets dir at /assets
s.AttachStaticFS("/assets", fileSystem{http.Dir(m.assetsPath)})
s.AttachHandler(http.MethodGet, "/admin", m.AdminPanelHandler)
// redirect /admin/ to /admin
s.AttachHandler(http.MethodGet, "/admin/", func(c *gin.Context) {
c.Redirect(http.StatusMovedPermanently, "/admin")
})
s.AttachHandler(http.MethodGet, "/user", m.UserPanelHandler)
// redirect /settings/ to /settings
s.AttachHandler(http.MethodGet, "/user/", func(c *gin.Context) {
c.Redirect(http.StatusMovedPermanently, "/user")
})
// serve front-page
s.AttachHandler(http.MethodGet, "/", m.baseHandler)
// serve profile pages at /@username
s.AttachHandler(http.MethodGet, profilePath, m.profileGETHandler)
// serve statuses
s.AttachHandler(http.MethodGet, statusPath, m.threadGETHandler)
// serve email confirmation page at /confirm_email?token=whatever
s.AttachHandler(http.MethodGet, confirmEmailPath, m.confirmEmailGETHandler)
// 404 handler
s.AttachNoRouteHandler(func(c *gin.Context) {
api.ErrorHandler(c, gtserror.NewErrorNotFound(errors.New(http.StatusText(http.StatusNotFound))), m.processor.InstanceGet)
})
return nil
}