erlang-server.auth.mustache Maven / Gradle / Ivy
-module({{packageName}}_auth).
-export([authorize_api_key/5]).
-spec authorize_api_key(
LogicHandler :: atom(),
OperationID :: {{packageName}}_api:operation_id(),
From :: header | qs_val,
KeyParam :: iodata() | atom(),
Req ::cowboy_req:req()
)-> {true, Context :: #{binary() => any()}, Req ::cowboy_req:req()} |
{false, AuthHeader :: binary(), Req ::cowboy_req:req()}.
authorize_api_key(LogicHandler, OperationID, From, KeyParam, Req0) ->
{ApiKey, Req} = get_api_key(From, KeyParam, Req0),
case ApiKey of
undefined ->
AuthHeader = <<"">>,
{false, AuthHeader, Req};
_ ->
Result = {{packageName}}_logic_handler:authorize_api_key(
LogicHandler,
OperationID,
ApiKey
),
case Result of
{{#authMethods}}
{{#isApiKey}}
{true, Context} ->
{true, Context, Req};
{{/isApiKey}}
{{/authMethods}}
false ->
AuthHeader = <<"">>,
{false, AuthHeader, Req}
end
end.
get_api_key(header, KeyParam, Req) ->
Headers = cowboy_req:headers(Req),
{
maps:get(
{{packageName}}_utils:to_header(KeyParam),
Headers,
undefined
),
Req
};
get_api_key(qs_val, KeyParam, Req) ->
QS = cowboy_req:parse_qs(Req),
{ {{packageName}}_utils:get_opt(KeyParam, QS), Req}.