125 lines
2.6 KiB
Go
125 lines
2.6 KiB
Go
package http
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import (
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"encoding/hex"
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"net/http"
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"path/filepath"
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"strconv"
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"strings"
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"time"
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"github.com/asdine/storm"
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fm "github.com/hacdias/filemanager"
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)
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func shareHandler(c *fm.Context, w http.ResponseWriter, r *http.Request) (int, error) {
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r.URL.Path = sanitizeURL(r.URL.Path)
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switch r.Method {
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case http.MethodGet:
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return shareGetHandler(c, w, r)
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case http.MethodDelete:
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return shareDeleteHandler(c, w, r)
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case http.MethodPost:
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return sharePostHandler(c, w, r)
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}
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return http.StatusNotImplemented, nil
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}
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func shareGetHandler(c *fm.Context, w http.ResponseWriter, r *http.Request) (int, error) {
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path := filepath.Join(c.User.Scope, r.URL.Path)
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s, err := c.Store.Share.GetByPath(path)
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if err == storm.ErrNotFound {
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return http.StatusNotFound, nil
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}
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if err != nil {
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return http.StatusInternalServerError, err
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}
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for i, link := range s {
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if link.Expires && link.ExpireDate.Before(time.Now()) {
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c.Store.Share.Delete(link.Hash)
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s = append(s[:i], s[i+1:]...)
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}
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}
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return renderJSON(w, s)
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}
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func sharePostHandler(c *fm.Context, w http.ResponseWriter, r *http.Request) (int, error) {
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path := filepath.Join(c.User.Scope, r.URL.Path)
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var s *fm.ShareLink
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expire := r.URL.Query().Get("expires")
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unit := r.URL.Query().Get("unit")
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if expire == "" {
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var err error
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s, err = c.Store.Share.GetPermanent(path)
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if err == nil {
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w.Write([]byte(c.RootURL() + "/share/" + s.Hash))
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return 0, nil
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}
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}
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bytes, err := fm.GenerateRandomBytes(32)
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if err != nil {
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return http.StatusInternalServerError, err
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}
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str := hex.EncodeToString(bytes)
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s = &fm.ShareLink{
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Path: path,
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Hash: str,
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Expires: expire != "",
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}
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if expire != "" {
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num, err := strconv.Atoi(expire)
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if err != nil {
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return http.StatusInternalServerError, err
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}
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var add time.Duration
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switch unit {
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case "seconds":
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add = time.Second * time.Duration(num)
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case "minutes":
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add = time.Minute * time.Duration(num)
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case "days":
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add = time.Hour * 24 * time.Duration(num)
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default:
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add = time.Hour * time.Duration(num)
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}
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s.ExpireDate = time.Now().Add(add)
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}
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if err := c.Store.Share.Save(s); err != nil {
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return http.StatusInternalServerError, err
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}
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return renderJSON(w, s)
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}
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func shareDeleteHandler(c *fm.Context, w http.ResponseWriter, r *http.Request) (int, error) {
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s, err := c.Store.Share.Get(strings.TrimPrefix(r.URL.Path, "/"))
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if err == storm.ErrNotFound {
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return http.StatusNotFound, nil
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}
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if err != nil {
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return http.StatusInternalServerError, err
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}
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err = c.Store.Share.Delete(s.Hash)
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if err != nil {
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return http.StatusInternalServerError, err
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}
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return http.StatusOK, nil
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}
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