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// Copyright 2017-2024 New Vector Ltd.
//
// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
// Please see LICENSE files in the repository root for full details.
package routing
import (
"errors"
"fmt"
"net/http"
appserviceAPI "github.com/element-hq/dendrite/appservice/api"
"github.com/element-hq/dendrite/internal/eventutil"
"github.com/element-hq/dendrite/setup/config"
userapi "github.com/element-hq/dendrite/userapi/api"
"github.com/matrix-org/gomatrixserverlib/spec"
"github.com/matrix-org/util"
)
// GetProfile implements GET /_matrix/federation/v1/query/profile
func GetProfile(
httpReq *http.Request,
userAPI userapi.FederationUserAPI,
cfg *config.FederationAPI,
) util.JSONResponse {
userID, field := httpReq.FormValue("user_id"), httpReq.FormValue("field")
// httpReq.FormValue will return an empty string if value is not found
if userID == "" {
return util.JSONResponse{
Code: http.StatusBadRequest,
JSON: spec.MissingParam("The request body did not contain required argument 'user_id'."),
}
}
_, domain, err := cfg.Matrix.SplitLocalID('@', userID)
if err != nil {
util.GetLogger(httpReq.Context()).WithError(err).Error("gomatrixserverlib.SplitID failed")
return util.JSONResponse{
Code: http.StatusBadRequest,
JSON: spec.InvalidParam(fmt.Sprintf("Domain %q does not match this server", domain)),
}
}
profile, err := userAPI.QueryProfile(httpReq.Context(), userID)
if err != nil {
if errors.Is(err, appserviceAPI.ErrProfileNotExists) {
return util.JSONResponse{
Code: http.StatusNotFound,
JSON: spec.NotFound("The user does not exist or does not have a profile."),
}
}
util.GetLogger(httpReq.Context()).WithError(err).Error("userAPI.QueryProfile failed")
return util.JSONResponse{
Code: http.StatusInternalServerError,
JSON: spec.InternalServerError{},
}
}
var res interface{}
code := http.StatusOK
if field != "" {
switch field {
case "displayname":
res = eventutil.UserProfile{
DisplayName: profile.DisplayName,
}
case "avatar_url":
res = eventutil.UserProfile{
AvatarURL: profile.AvatarURL,
}
default:
code = http.StatusBadRequest
res = spec.InvalidParam("The request body did not contain an allowed value of argument 'field'. Allowed values are either: 'avatar_url', 'displayname'.")
}
} else {
res = eventutil.UserProfile{
AvatarURL: profile.AvatarURL,
DisplayName: profile.DisplayName,
}
}
return util.JSONResponse{
Code: code,
JSON: res,
}
}
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