filebrowser/filemanager.go

113 lines
3.1 KiB
Go

//go:generate go get github.com/jteeuwen/go-bindata
//go:generate go install github.com/jteeuwen/go-bindata/go-bindata
//go:generate go-bindata -debug -pkg assets -prefix "assets" -o internal/assets/binary.go assets/...
// Package filemanager provides middleware for managing files in a directory
// when directory path is requested instead of a specific file. Based on browse
// middleware.
package filemanager
import (
"net/http"
"strings"
a "github.com/hacdias/caddy-filemanager/internal/assets"
"github.com/hacdias/caddy-filemanager/internal/config"
"github.com/hacdias/caddy-filemanager/internal/file"
"github.com/hacdias/caddy-filemanager/internal/vcs"
"github.com/mholt/caddy/caddyhttp/httpserver"
)
// FileManager is an http.Handler that can show a file listing when
// directories in the given paths are specified.
type FileManager struct {
Next httpserver.Handler
Configs []config.Config
}
// ServeHTTP determines if the request is for this plugin, and if all prerequisites are met.
func (f FileManager) ServeHTTP(w http.ResponseWriter, r *http.Request) (int, error) {
var (
c *config.Config
fi *file.Info
code int
err error
assets bool
)
for i := range f.Configs {
if httpserver.Path(r.URL.Path).Matches(f.Configs[i].BaseURL) {
c = &f.Configs[i]
assets = httpserver.Path(r.URL.Path).Matches(c.BaseURL + a.BaseURL)
if r.Method != http.MethodPost && !assets {
fi, code, err = file.GetInfo(r.URL, c)
if err != nil {
return code, err
}
if fi.IsDir && !strings.HasSuffix(r.URL.Path, "/") {
http.Redirect(w, r, r.URL.Path+"/", http.StatusTemporaryRedirect)
return 0, nil
}
}
// Route the request depending on the HTTP Method
switch r.Method {
case http.MethodGet:
// Read and show directory or file
if assets {
return a.ServeAssets(w, r, c)
}
if !fi.IsDir {
query := r.URL.Query()
if val, ok := query["raw"]; ok && val[0] == "true" {
return fi.ServeRawFile(w, r, c)
}
if val, ok := query["download"]; ok && val[0] == "true" {
w.Header().Set("Content-Disposition", "attachment; filename="+fi.Name)
return fi.ServeRawFile(w, r, c)
}
}
return fi.ServeAsHTML(w, r, c)
case http.MethodPut:
if fi.IsDir {
return http.StatusNotAcceptable, nil
}
// Update a file
return fi.Update(w, r, c)
case http.MethodPost:
// Upload a new file
if r.Header.Get("Upload") == "true" {
return file.Upload(w, r, c)
}
// Search and git commands
if r.Header.Get("Search") == "true" {
// TODO: search commands
}
// VCS commands
if r.Header.Get("Command") != "" {
// TODO: not implemented on frontend
vcs.Handle(w, r, c)
}
// Creates a new folder
// TODO: not implemented on frontend
return file.NewDir(w, r, c)
case http.MethodDelete:
// Delete a file or a directory
return fi.Delete()
case http.MethodPatch:
// Rename a file or directory
return fi.Rename(w, r)
default:
return http.StatusNotImplemented, nil
}
}
}
return f.Next.ServeHTTP(w, r)
}