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/*
GoToSocial
Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package account
import (
"errors"
"net"
"net/http"
"github.com/gin-gonic/gin"
"github.com/superseriousbusiness/gotosocial/internal/api/model"
"github.com/superseriousbusiness/gotosocial/internal/config"
"github.com/superseriousbusiness/gotosocial/internal/oauth"
"github.com/superseriousbusiness/gotosocial/internal/util"
)
// AccountCreatePOSTHandler handles create account requests, validates them,
// and puts them in the database if they're valid.
// It should be served as a POST at /api/v1/accounts
func (m *Module) AccountCreatePOSTHandler(c *gin.Context) {
l := m.log.WithField("func", "accountCreatePOSTHandler")
authed, err := oauth.Authed(c, true, true, false, false)
if err != nil {
l.Debugf("couldn't auth: %s", err)
c.JSON(http.StatusForbidden, gin.H{"error": err.Error()})
return
}
l.Trace("parsing request form")
form := &model.AccountCreateRequest{}
if err := c.ShouldBind(form); err != nil || form == nil {
l.Debugf("could not parse form from request: %s", err)
c.JSON(http.StatusBadRequest, gin.H{"error": "missing one or more required form values"})
return
}
l.Tracef("validating form %+v", form)
if err := validateCreateAccount(form, m.config.AccountsConfig); err != nil {
l.Debugf("error validating form: %s", err)
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
return
}
clientIP := c.ClientIP()
l.Tracef("attempting to parse client ip address %s", clientIP)
signUpIP := net.ParseIP(clientIP)
if signUpIP == nil {
l.Debugf("error validating sign up ip address %s", clientIP)
c.JSON(http.StatusBadRequest, gin.H{"error": "ip address could not be parsed from request"})
return
}
form.IP = signUpIP
ti, err := m.processor.AccountCreate(authed, form)
if err != nil {
l.Errorf("internal server error while creating new account: %s", err)
c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
return
}
c.JSON(http.StatusOK, ti)
}
// validateCreateAccount checks through all the necessary prerequisites for creating a new account,
// according to the provided account create request. If the account isn't eligible, an error will be returned.
func validateCreateAccount(form *model.AccountCreateRequest, c *config.AccountsConfig) error {
if !c.OpenRegistration {
return errors.New("registration is not open for this server")
}
if err := util.ValidateUsername(form.Username); err != nil {
return err
}
if err := util.ValidateEmail(form.Email); err != nil {
return err
}
if err := util.ValidateNewPassword(form.Password); err != nil {
return err
}
if !form.Agreement {
return errors.New("agreement to terms and conditions not given")
}
if err := util.ValidateLanguage(form.Locale); err != nil {
return err
}
if err := util.ValidateSignUpReason(form.Reason, c.ReasonRequired); err != nil {
return err
}
return nil
}
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