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Add Regex matching

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This commit is contained in:
Marco Realacci 2022-11-29 16:07:42 +01:00
parent 758be58b31
commit df5b3fdda8
3 changed files with 29 additions and 2 deletions
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14
service/api/comments.go
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@ -3,6 +3,7 @@ package api
import (
"encoding/json"
"net/http"
"regexp"
"strconv"
"github.com/julienschmidt/httprouter"
@ -87,6 +88,19 @@ func (rt *_router) PostComment(w http.ResponseWriter, r *http.Request, ps httpro
return
}
// check if the comment is valid (should not contain newlines and at be between 5 and 255 characters)
stat, err := regexp.Match(`^[*]{5, 255}$`, []byte(request_body.Comment))
if err != nil {
helpers.SendInternalError(err, "Error matching regex", w, rt.baseLogger)
return
}
if !stat {
helpers.SendBadRequest(w, "Invalid comment", rt.baseLogger)
return
}
// add the comment to the database
success, err := rt.db.PostComment(uid, photo_id, request_body.UID, request_body.Comment)