Function existingPost

posts.go:700–831

(app *App, w http.ResponseWriter, r *http.Request)

}

func existingPost(app *App, w http.ResponseWriter, r *http.Request) error {
	reqJSON := IsJSON(r)
	vars := mux.Vars(r)
	postID := vars["post"]

	p := AuthenticatedPost{ID: postID}
	var err error

	if reqJSON {
		// Decode JSON request
		decoder := json.NewDecoder(r.Body)
		err = decoder.Decode(&p)
		if err != nil {
			log.Error("Couldn't parse post update JSON request: %v\n", err)
			return ErrBadJSON
		}
	} else {
		err = r.ParseForm()
		if err != nil {
			log.Error("Couldn't parse post update form request: %v\n", err)
			return ErrBadFormData
		}

		// Can't decode to a nil SubmittedPost property, so create instance now
		p.SubmittedPost = &SubmittedPost{}
		err = app.formDecoder.Decode(&p, r.PostForm)
		if err != nil {
			log.Error("Couldn't decode post update form request: %v\n", err)
			return ErrBadFormData
		}
	}

	if p.Web {
		p.IsRTL.Valid = true
	}

	if p.SubmittedPost == nil {
		return ErrPostNoUpdatableVals
	}

	// Ensure an access token was given
	accessToken := r.Header.Get("Authorization")
	// Get user's cookie session if there's no token
	var u *User
	//var username string
	if accessToken == "" {
		u = getUserSession(app, r)
		if u != nil {
			//username = u.Username
		}
	}
	if u == nil && accessToken == "" {
		return ErrNoAccessToken
	}

	// Get user ID from current session or given access token, if one was given.
	var userID int64
	if u != nil {