61 lines
1.7 KiB
Go
61 lines
1.7 KiB
Go
/*
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GoToSocial
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Copyright (C) 2021-2022 GoToSocial Authors admin@gotosocial.org
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package web
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import (
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"net/http"
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"strings"
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"github.com/gin-gonic/gin"
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)
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type fileSystem struct {
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fs http.FileSystem
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}
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// FileSystem server that only accepts directory listings when an index.html is available
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// from https://gist.github.com/hauxe/f2ea1901216177ccf9550a1b8bd59178
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func (fs fileSystem) Open(path string) (http.File, error) {
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f, err := fs.fs.Open(path)
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if err != nil {
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return nil, err
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}
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s, _ := f.Stat()
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if s.IsDir() {
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index := strings.TrimSuffix(path, "/") + "/index.html"
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if _, err := fs.fs.Open(index); err != nil {
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return nil, err
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}
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}
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return f, nil
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}
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func (m *Module) mountAssetsFilesystem(group *gin.RouterGroup) {
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fs := fileSystem{http.Dir(m.webAssetsAbsFilePath)}
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// use the cache middleware on all handlers in this group
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group.Use(m.cacheControlMiddleware(fs))
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// serve static file system in the root of this group,
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// will end up being something like "/assets/"
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group.StaticFS("/", fs)
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}
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