./ct_report/coverage/mongoose_client_api_messages.COVER.html

1 -module(mongoose_client_api_messages).
2
3 -behaviour(mongoose_client_api).
4 -export([routes/0]).
5
6 -behaviour(cowboy_rest).
7 -export([trails/0,
8 init/2,
9 is_authorized/2,
10 content_types_provided/2,
11 content_types_accepted/2,
12 allowed_methods/2,
13 to_json/2,
14 from_json/2]).
15
16 %% Used by mongoose_client_api_sse
17 -export([encode/2]).
18
19 -ignore_xref([to_json/2, from_json/2, trails/0]).
20
21 -import(mongoose_client_api, [parse_body/1, parse_qs/1, try_handle_request/3, throw_error/2]).
22
23 -type req() :: cowboy_req:req().
24 -type state() :: mongoose_admin_api:state().
25
26 -include_lib("exml/include/exml.hrl").
27
28 -spec routes() -> mongoose_http_handler:routes().
29 routes() ->
30 104 [{"/messages/[:with]", ?MODULE, #{}}].
31
32 trails() ->
33 104 mongoose_client_api_messages_doc:trails().
34
35 -spec init(req(), state()) -> {cowboy_rest, req(), state()}.
36 init(Req, State) ->
37 9 mongoose_client_api:init(Req, State).
38
39 -spec is_authorized(req(), state()) -> {true | {false, iodata()}, req(), state()}.
40 is_authorized(Req, State) ->
41 9 mongoose_client_api:is_authorized(Req, State).
42
43 -spec content_types_provided(req(), state()) ->
44 {[{{binary(), binary(), '*'}, atom()}], req(), state()}.
45 content_types_provided(Req, State) ->
46 9 {[
47 {{<<"application">>, <<"json">>, '*'}, to_json}
48 ], Req, State}.
49
50 -spec content_types_accepted(req(), state()) ->
51 {[{{binary(), binary(), '*'}, atom()}], req(), state()}.
52 content_types_accepted(Req, State) ->
53 5 {[
54 {{<<"application">>, <<"json">>, '*'}, from_json}
55 ], Req, State}.
56
57 -spec allowed_methods(req(), state()) -> {[binary()], req(), state()}.
58 allowed_methods(Req, State) ->
59 9 {[<<"OPTIONS">>, <<"GET">>, <<"POST">>], Req, State}.
60
61 %% @doc Called for a method of type "GET"
62 -spec to_json(req(), state()) -> {iodata() | stop, req(), state()}.
63 to_json(Req, State) ->
64 4 try_handle_request(Req, State, fun handle_get/2).
65
66 %% @doc Called for a method of type "POST"
67 -spec from_json(req(), state()) -> {true | stop, req(), state()}.
68 from_json(Req, State) ->
69 5 try_handle_request(Req, State, fun handle_post/2).
70
71 handle_get(Req, State = #{jid := OwnerJid}) ->
72 4 Bindings = cowboy_req:bindings(Req),
73 4 WithJid = get_with_jid(Bindings),
74 3 Args = parse_qs(Req),
75 2 Limit = get_limit(Args),
76 1 Before = get_before(Args),
77 
:-(
 {ok, {Rows, _Limit}} =
78 mongoose_stanza_api:lookup_recent_messages(OwnerJid, WithJid, Before, Limit, false),
79 
:-(
 Resp = [make_json_msg(Msg, MAMId) || #{id := MAMId, packet := Msg} <- Rows],
80 
:-(
 {jiffy:encode(Resp), Req, State}.
81
82 handle_post(Req, State = #{jid := UserJid}) ->
83 5 Args = parse_body(Req),
84 5 To = get_to(Args),
85 3 Body = get_body(Args),
86 2 {ok, Resp} = mongoose_stanza_api:send_chat_message(UserJid, undefined, To, Body),
87 2 Req2 = cowboy_req:set_resp_body(jiffy:encode(Resp), Req),
88 2 {true, Req2, State}.
89
90 get_limit(#{limit := LimitBin}) ->
91 1 try
92 1 Limit = binary_to_integer(LimitBin),
93 
:-(
 true = Limit >= 0,
94 
:-(
 Limit
95 catch
96 1 _:_ -> throw_error(bad_request, <<"Invalid limit">>)
97 end;
98 1 get_limit(#{}) -> 50.
99
100 get_before(#{before := BeforeBin}) ->
101 1 try
102 1 1000 * binary_to_integer(BeforeBin)
103 catch
104 1 _:_ -> throw_error(bad_request, <<"Invalid value of 'before'">>)
105 end;
106 
:-(
 get_before(#{}) -> undefined.
107
108 get_with_jid(#{with := With}) ->
109 4 case jid:from_binary(With) of
110 1 error -> throw_error(bad_request, <<"Invalid interlocutor JID">>);
111 3 WithJid -> WithJid
112 end;
113 
:-(
 get_with_jid(#{}) -> undefined.
114
115 get_to(#{to := To}) ->
116 4 case jid:from_binary(To) of
117 1 error -> throw_error(bad_request, <<"Invalid recipient JID">>);
118 3 ToJid -> ToJid
119 end;
120 1 get_to(#{}) -> throw_error(bad_request, <<"Missing recipient JID">>).
121
122 2 get_body(#{body := Body}) -> Body;
123 1 get_body(#{}) -> throw_error(bad_request, <<"Missing message body">>).
124
125 make_json_msg(Msg, MAMId) ->
126 
:-(
 {Microsec, _} = mod_mam_utils:decode_compact_uuid(MAMId),
127 
:-(
 encode(Msg, Microsec div 1000).
128
129 -spec encode(exml:item(), integer()) -> map().
130 encode(Msg, Timestamp) ->
131 3 BodyTag = exml_query:path(Msg, [{element, <<"body">>}]),
132 3 L = [{<<"from">>, exml_query:attr(Msg, <<"from">>)},
133 {<<"to">>, exml_query:attr(Msg, <<"to">>)},
134 {<<"id">>, exml_query:attr(Msg, <<"id">>)},
135 {<<"body">>, exml_query:cdata(BodyTag)},
136 {<<"timestamp">>, Timestamp}] ++ extensions(Msg) ++ thread_and_parent(Msg),
137 3 maps:from_list(L).
138
139 extensions(Msg) ->
140 3 SmackNS = <<"http://www.jivesoftware.com/xmlns/xmpp/properties">>,
141 3 RawMsgProps = exml_query:subelement_with_name_and_ns(Msg, <<"properties">>, SmackNS),
142 3 case RawMsgProps of
143 #xmlel{children = Children} ->
144 
:-(
 Props = [convert_prop_child(Child) || Child <- Children],
145 
:-(
 [{<<"properties">>, maps:from_list(Props)}];
146 _ ->
147 3 []
148 end.
149
150 thread_and_parent(Msg) ->
151 3 case exml_query:path(Msg, [{element, <<"thread">>}, cdata]) of
152 3 undefined -> [];
153 
:-(
 Thread -> [{<<"thread">>, Thread} | parent(Msg)]
154 end.
155
156 parent(Msg) ->
157 
:-(
 case exml_query:path(Msg, [{element, <<"thread">>}, {attr, <<"parent">>}]) of
158 
:-(
 undefined -> [];
159 
:-(
 ThreadParent -> [{<<"parent">>, ThreadParent}]
160 end.
161
162 convert_prop_child(Child)->
163 
:-(
 Name = exml_query:path(Child, [{element, <<"name">>}, cdata]),
164 
:-(
 Value = exml_query:path(Child, [{element, <<"value">>}, cdata]),
165 
:-(
 {Name, Value}.
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