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-module(mongoose_admin_api_users). |
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-behaviour(mongoose_admin_api). |
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-export([routes/1]). |
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-behaviour(cowboy_rest). |
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-export([init/2, |
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is_authorized/2, |
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content_types_provided/2, |
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content_types_accepted/2, |
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allowed_methods/2, |
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to_json/2, |
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from_json/2, |
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delete_resource/2]). |
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-ignore_xref([to_json/2, from_json/2]). |
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-import(mongoose_admin_api, [parse_body/1, try_handle_request/3, throw_error/2, resource_created/4]). |
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-type req() :: cowboy_req:req(). |
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-type state() :: mongoose_admin_api:state(). |
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-spec routes(state()) -> mongoose_http_handler:routes(). |
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routes(State) -> |
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[{"/users/:domain/[:username]", ?MODULE, State}]. |
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-spec init(req(), state()) -> {cowboy_rest, req(), state()}. |
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init(Req, State) -> |
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mongoose_admin_api:init(Req, State). |
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-spec is_authorized(req(), state()) -> {true | {false, iodata()}, req(), state()}. |
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is_authorized(Req, State) -> |
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mongoose_admin_api:is_authorized(Req, State). |
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-spec content_types_provided(req(), state()) -> |
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{[{{binary(), binary(), '*'}, atom()}], req(), state()}. |
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content_types_provided(Req, State) -> |
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{[ |
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{{<<"application">>, <<"json">>, '*'}, to_json} |
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], Req, State}. |
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-spec content_types_accepted(req(), state()) -> |
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{[{{binary(), binary(), '*'}, atom()}], req(), state()}. |
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content_types_accepted(Req, State) -> |
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{[ |
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{{<<"application">>, <<"json">>, '*'}, from_json} |
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], Req, State}. |
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-spec allowed_methods(req(), state()) -> {[binary()], req(), state()}. |
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allowed_methods(Req, State) -> |
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{[<<"OPTIONS">>, <<"GET">>, <<"POST">>, <<"PUT">>, <<"DELETE">>], Req, State}. |
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%% @doc Called for a method of type "GET" |
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-spec to_json(req(), state()) -> {iodata() | stop, req(), state()}. |
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to_json(Req, State) -> |
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try_handle_request(Req, State, fun handle_get/2). |
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%% @doc Called for a method of type "POST" or "PUT" |
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-spec from_json(req(), state()) -> {true | stop, req(), state()}. |
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from_json(Req, State) -> |
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F = case cowboy_req:method(Req) of |
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<<"POST">> -> fun handle_post/2; |
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<<"PUT">> -> fun handle_put/2 |
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end, |
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try_handle_request(Req, State, F). |
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%% @doc Called for a method of type "DELETE" |
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-spec delete_resource(req(), state()) -> {true | stop, req(), state()}. |
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delete_resource(Req, State) -> |
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try_handle_request(Req, State, fun handle_delete/2). |
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%% Internal functions |
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handle_get(Req, State) -> |
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#{domain := Domain} = cowboy_req:bindings(Req), |
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Users = mongoose_account_api:list_users(Domain), |
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{_, UsersList} = Users, |
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{jiffy:encode(UsersList), Req, State}. |
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handle_post(Req, State) -> |
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#{domain := Domain} = cowboy_req:bindings(Req), |
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Args = parse_body(Req), |
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UserName = get_user_name(Args), |
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Password = get_password(Args), |
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case mongoose_account_api:register_user(UserName, Domain, Password) of |
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{exists, Reason} -> |
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throw_error(denied, Reason); |
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{invalid_jid, Reason} -> |
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throw_error(bad_request, Reason); |
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{cannot_register, Reason} -> |
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throw_error(denied, Reason); |
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{ok, Result} -> |
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Path = [cowboy_req:uri(Req), "/", UserName], |
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resource_created(Req, State, Path, Result) |
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end. |
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handle_put(Req, State) -> |
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#{domain := Domain} = Bindings = cowboy_req:bindings(Req), |
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UserName = get_user_name(Bindings), |
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Args = parse_body(Req), |
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Password = get_new_password(Args), |
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case mongoose_account_api:change_password(UserName, Domain, Password) of |
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{empty_password, Reason} -> |
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throw_error(bad_request, Reason); |
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{invalid_jid, Reason} -> |
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throw_error(bad_request, Reason); |
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{not_allowed, Reason} -> |
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throw_error(denied, Reason); |
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{ok, _} -> |
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{true, Req, State} |
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end. |
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handle_delete(Req, State) -> |
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#{domain := Domain} = Bindings = cowboy_req:bindings(Req), |
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UserName = get_user_name(Bindings), |
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case mongoose_account_api:unregister_user(UserName, Domain) of |
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{invalid_jid, Reason} -> |
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throw_error(bad_request, Reason); |
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{not_allowed, Reason} -> |
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throw_error(denied, Reason); |
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{ok, _} -> |
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{true, Req, State} |
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end. |
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get_user_name(#{username := UserName}) -> UserName; |
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get_user_name(#{}) -> throw_error(bad_request, <<"Missing user name">>). |
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get_password(#{password := Password}) -> Password; |
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get_password(#{}) -> throw_error(bad_request, <<"Missing password">>). |
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get_new_password(#{newpass := Password}) -> Password; |
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get_new_password(#{}) -> throw_error(bad_request, <<"Missing new password">>). |