395 lines
11 KiB
Go
395 lines
11 KiB
Go
package user
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import (
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"fmt"
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"net/http"
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"time"
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"codeberg.org/u1f320/pronouns.cc/backend/common"
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"codeberg.org/u1f320/pronouns.cc/backend/db"
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"codeberg.org/u1f320/pronouns.cc/backend/log"
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"codeberg.org/u1f320/pronouns.cc/backend/server"
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"emperror.dev/errors"
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"github.com/go-chi/render"
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"github.com/google/uuid"
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"github.com/rs/xid"
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)
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type PatchUserRequest struct {
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Username *string `json:"name"`
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DisplayName *string `json:"display_name"`
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Bio *string `json:"bio"`
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MemberTitle *string `json:"member_title"`
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Links *[]string `json:"links"`
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Names *[]db.FieldEntry `json:"names"`
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Pronouns *[]db.PronounEntry `json:"pronouns"`
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Fields *[]db.Field `json:"fields"`
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Avatar *string `json:"avatar"`
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ListPrivate *bool `json:"list_private"`
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CustomPreferences *db.CustomPreferences `json:"custom_preferences"`
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Flags *[]xid.ID `json:"flags"`
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}
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// patchUser parses a PatchUserRequest and updates the user with the given ID.
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func (s *Server) patchUser(w http.ResponseWriter, r *http.Request) error {
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ctx := r.Context()
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claims, _ := server.ClaimsFromContext(ctx)
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if !claims.TokenWrite {
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return server.APIError{Code: server.ErrMissingPermissions, Details: "This token is read-only"}
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}
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var req PatchUserRequest
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err := render.Decode(r, &req)
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if err != nil {
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return server.APIError{Code: server.ErrBadRequest}
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}
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// get existing user, for comparison later
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u, err := s.DB.User(ctx, claims.UserID)
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if err != nil {
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return errors.Wrap(err, "getting existing user")
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}
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// validate that *something* is set
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if req.Username == nil &&
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req.DisplayName == nil &&
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req.Bio == nil &&
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req.MemberTitle == nil &&
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req.ListPrivate == nil &&
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req.Links == nil &&
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req.Fields == nil &&
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req.Names == nil &&
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req.Pronouns == nil &&
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req.Avatar == nil &&
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req.CustomPreferences == nil &&
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req.Flags == nil {
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return server.APIError{
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Code: server.ErrBadRequest,
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Details: "Data must not be empty",
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}
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}
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// validate display name/bio
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if common.StringLength(req.Username) > db.MaxUsernameLength {
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return server.APIError{
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Code: server.ErrBadRequest,
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Details: fmt.Sprintf("Name name too long (max %d, current %d)", db.MaxUsernameLength, common.StringLength(req.Username)),
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}
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}
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if common.StringLength(req.DisplayName) > db.MaxDisplayNameLength {
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return server.APIError{
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Code: server.ErrBadRequest,
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Details: fmt.Sprintf("Display name too long (max %d, current %d)", db.MaxDisplayNameLength, common.StringLength(req.DisplayName)),
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}
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}
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if common.StringLength(req.Bio) > db.MaxUserBioLength {
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return server.APIError{
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Code: server.ErrBadRequest,
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Details: fmt.Sprintf("Bio too long (max %d, current %d)", db.MaxUserBioLength, common.StringLength(req.Bio)),
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}
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}
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// validate links
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if req.Links != nil {
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if len(*req.Links) > db.MaxUserLinksLength {
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return server.APIError{
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Code: server.ErrBadRequest,
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Details: fmt.Sprintf("Too many links (max %d, current %d)", db.MaxUserLinksLength, len(*req.Links)),
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}
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}
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for i, link := range *req.Links {
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if len(link) > db.MaxLinkLength {
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return server.APIError{
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Code: server.ErrBadRequest,
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Details: fmt.Sprintf("Link %d too long (max %d, current %d)", i, db.MaxLinkLength, len(link)),
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}
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}
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}
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}
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// validate flag length
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if req.Flags != nil {
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if len(*req.Flags) > db.MaxPrideFlags {
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return server.APIError{
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Code: server.ErrBadRequest,
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Details: fmt.Sprintf("Too many flags (max %d, current %d)", len(*req.Flags), db.MaxPrideFlags),
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}
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}
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}
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// validate custom preferences
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if req.CustomPreferences != nil {
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if count := len(*req.CustomPreferences); count > db.MaxFields {
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return server.APIError{Code: server.ErrBadRequest, Details: fmt.Sprintf("Too many custom preferences (max %d, current %d)", db.MaxFields, count)}
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}
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for k, v := range *req.CustomPreferences {
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_, err := uuid.Parse(k)
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if err != nil {
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return server.APIError{Code: server.ErrBadRequest, Details: "One or more custom preference IDs is not a UUID."}
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}
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if s := v.Validate(); s != "" {
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return server.APIError{Code: server.ErrBadRequest, Details: s}
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}
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}
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}
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customPreferences := u.CustomPreferences
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if req.CustomPreferences != nil {
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customPreferences = *req.CustomPreferences
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}
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if err := validateSlicePtr("name", req.Names, customPreferences); err != nil {
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return *err
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}
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if err := validateSlicePtr("pronoun", req.Pronouns, customPreferences); err != nil {
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return *err
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}
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if err := validateSlicePtr("field", req.Fields, customPreferences); err != nil {
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return *err
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}
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// update avatar
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var avatarHash *string = nil
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if req.Avatar != nil {
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if *req.Avatar == "" {
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if u.Avatar != nil {
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err = s.DB.DeleteUserAvatar(ctx, u.ID, *u.Avatar)
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if err != nil {
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log.Errorf("deleting user avatar: %v", err)
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return errors.Wrap(err, "deleting avatar")
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}
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}
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avatarHash = req.Avatar
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} else {
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webp, jpg, err := s.DB.ConvertAvatar(*req.Avatar)
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if err != nil {
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if err == db.ErrInvalidDataURI {
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return server.APIError{
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Code: server.ErrBadRequest,
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Details: "invalid avatar data URI",
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}
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} else if err == db.ErrInvalidContentType {
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return server.APIError{
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Code: server.ErrBadRequest,
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Details: "invalid avatar content type",
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}
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}
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log.Errorf("converting user avatar: %v", err)
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return err
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}
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hash, err := s.DB.WriteUserAvatar(ctx, claims.UserID, webp, jpg)
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if err != nil {
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log.Errorf("uploading user avatar: %v", err)
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return err
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}
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avatarHash = &hash
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// delete current avatar if user has one
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if u.Avatar != nil {
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err = s.DB.DeleteUserAvatar(ctx, claims.UserID, *u.Avatar)
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if err != nil {
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log.Errorf("deleting existing avatar: %v", err)
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}
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}
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}
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}
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// start transaction
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tx, err := s.DB.Begin(ctx)
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if err != nil {
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log.Errorf("creating transaction: %v", err)
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return err
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}
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defer tx.Rollback(ctx)
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// update username
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if req.Username != nil && *req.Username != u.Username {
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err = s.DB.UpdateUsername(ctx, tx, claims.UserID, *req.Username)
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if err != nil {
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switch err {
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case db.ErrUsernameTaken:
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return server.APIError{Code: server.ErrUsernameTaken}
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case db.ErrInvalidUsername:
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return server.APIError{Code: server.ErrInvalidUsername}
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default:
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return errors.Wrap(err, "updating username")
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}
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}
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}
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u, err = s.DB.UpdateUser(ctx, tx, claims.UserID, req.DisplayName, req.Bio, req.MemberTitle, req.ListPrivate, req.Links, avatarHash, req.CustomPreferences)
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if err != nil && errors.Cause(err) != db.ErrNothingToUpdate {
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log.Errorf("updating user: %v", err)
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return err
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}
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if req.Names != nil || req.Pronouns != nil {
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names := u.Names
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pronouns := u.Pronouns
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if req.Names != nil {
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names = *req.Names
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}
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if req.Pronouns != nil {
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pronouns = *req.Pronouns
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}
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err = s.DB.SetUserNamesPronouns(ctx, tx, claims.UserID, names, pronouns)
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if err != nil {
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log.Errorf("setting names for member %v: %v", claims.UserID, err)
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return err
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}
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u.Names = names
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u.Pronouns = pronouns
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}
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var fields []db.Field
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if req.Fields != nil {
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err = s.DB.SetUserFields(ctx, tx, claims.UserID, *req.Fields)
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if err != nil {
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log.Errorf("setting fields for user %v: %v", claims.UserID, err)
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return err
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}
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fields = *req.Fields
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} else {
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fields, err = s.DB.UserFields(ctx, claims.UserID)
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if err != nil {
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log.Errorf("getting fields for user %v: %v", claims.UserID, err)
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return err
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}
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}
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// update flags
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if req.Flags != nil {
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err = s.DB.SetUserFlags(ctx, tx, claims.UserID, *req.Flags)
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if err != nil {
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if err == db.ErrInvalidFlagID {
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return server.APIError{Code: server.ErrBadRequest, Details: "One or more flag IDs are unknown"}
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}
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log.Errorf("updating flags for user %v: %v", claims.UserID, err)
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return err
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}
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}
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// update last active time
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err = s.DB.UpdateActiveTime(ctx, tx, claims.UserID)
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if err != nil {
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log.Errorf("updating last active time for user %v: %v", claims.UserID, err)
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return err
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}
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err = tx.Commit(ctx)
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if err != nil {
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log.Errorf("committing transaction: %v", err)
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return err
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}
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// get fedi instance name if the user has a linked fedi account
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var fediInstance *string
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if u.FediverseAppID != nil {
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app, err := s.DB.FediverseAppByID(ctx, *u.FediverseAppID)
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if err == nil {
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fediInstance = &app.Instance
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}
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}
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// get flags to return (we need to return full flag objects, not the array of IDs in the request body)
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flags, err := s.DB.UserFlags(ctx, u.ID)
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if err != nil {
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log.Errorf("getting user flags: %v", err)
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return err
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}
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// echo the updated user back on success
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render.JSON(w, r, GetMeResponse{
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GetUserResponse: dbUserToResponse(u, fields, nil, flags),
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MaxInvites: u.MaxInvites,
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IsAdmin: u.IsAdmin,
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ListPrivate: u.ListPrivate,
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LastSIDReroll: u.LastSIDReroll,
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Discord: u.Discord,
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DiscordUsername: u.DiscordUsername,
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Tumblr: u.Tumblr,
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TumblrUsername: u.TumblrUsername,
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Google: u.Google,
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GoogleUsername: u.GoogleUsername,
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Fediverse: u.Fediverse,
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FediverseUsername: u.FediverseUsername,
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FediverseInstance: fediInstance,
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})
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return nil
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}
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type validator interface {
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Validate(custom db.CustomPreferences) string
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}
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// validateSlicePtr validates a slice of validators.
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// If the slice is nil, a nil error is returned (assuming that the field is not required)
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func validateSlicePtr[T validator](typ string, slice *[]T, custom db.CustomPreferences) *server.APIError {
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if slice == nil {
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return nil
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}
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max := db.MaxFields
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if typ != "field" {
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max = db.FieldEntriesLimit
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}
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// max 25 fields
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if len(*slice) > max {
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return &server.APIError{
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Code: server.ErrBadRequest,
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Details: fmt.Sprintf("Too many %ss (max %d, current %d)", typ, max, len(*slice)),
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}
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}
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// validate all fields
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for i, pronouns := range *slice {
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if s := pronouns.Validate(custom); s != "" {
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return &server.APIError{
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Code: server.ErrBadRequest,
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Details: fmt.Sprintf("%s %d: %s", typ, i+1, s),
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}
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}
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}
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return nil
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}
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func (s *Server) rerollUserSID(w http.ResponseWriter, r *http.Request) error {
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ctx := r.Context()
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claims, _ := server.ClaimsFromContext(ctx)
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if !claims.TokenWrite {
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return server.APIError{Code: server.ErrMissingPermissions, Details: "This token is read-only"}
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}
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u, err := s.DB.User(ctx, claims.UserID)
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if err != nil {
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return errors.Wrap(err, "getting existing user")
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}
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if time.Now().Add(-time.Hour).Before(u.LastSIDReroll) {
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return server.APIError{Code: server.ErrRerollingTooQuickly}
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}
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newID, err := s.DB.RerollUserSID(ctx, u.ID)
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if err != nil {
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return errors.Wrap(err, "updating user SID")
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}
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u.SID = newID
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render.JSON(w, r, dbUserToResponse(u, nil, nil, nil))
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return nil
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}
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