Revert "fix: rm unused module"
This reverts commit 267946c379.
Revert it temporary, we need fix `scripts/update-appup.sh` later.
It only compares the current release with its predecessor.
This commit is contained in:
JimMoen
parent
5047211950
commit
3e8c070b59
|
|
@ -0,0 +1,248 @@
|
||||||
|
%%--------------------------------------------------------------------
|
||||||
|
%% Copyright (c) 2020-2022 EMQ Technologies Co., Ltd. All Rights Reserved.
|
||||||
|
%%
|
||||||
|
%% Licensed under the Apache License, Version 2.0 (the "License");
|
||||||
|
%% you may not use this file except in compliance with the License.
|
||||||
|
%% You may obtain a copy of the License at
|
||||||
|
%%
|
||||||
|
%% http://www.apache.org/licenses/LICENSE-2.0
|
||||||
|
%%
|
||||||
|
%% Unless required by applicable law or agreed to in writing, software
|
||||||
|
%% distributed under the License is distributed on an "AS IS" BASIS,
|
||||||
|
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||||
|
%% See the License for the specific language governing permissions and
|
||||||
|
%% limitations under the License.
|
||||||
|
%%--------------------------------------------------------------------
|
||||||
|
|
||||||
|
-module(emqx_rule_date).
|
||||||
|
|
||||||
|
-export([date/3, date/4, parse_date/4]).
|
||||||
|
|
||||||
|
-export([
|
||||||
|
is_int_char/1,
|
||||||
|
is_symbol_char/1,
|
||||||
|
is_m_char/1
|
||||||
|
]).
|
||||||
|
|
||||||
|
-record(result, {
|
||||||
|
%%year()
|
||||||
|
year = "1970" :: string(),
|
||||||
|
%%month()
|
||||||
|
month = "1" :: string(),
|
||||||
|
%%day()
|
||||||
|
day = "1" :: string(),
|
||||||
|
%%hour()
|
||||||
|
hour = "0" :: string(),
|
||||||
|
%%minute() %% epoch in millisecond precision
|
||||||
|
minute = "0" :: string(),
|
||||||
|
%%second() %% epoch in millisecond precision
|
||||||
|
second = "0" :: string(),
|
||||||
|
%%integer() %% zone maybe some value
|
||||||
|
zone = "+00:00" :: string()
|
||||||
|
}).
|
||||||
|
|
||||||
|
%% -type time_unit() :: 'microsecond'
|
||||||
|
%% | 'millisecond'
|
||||||
|
%% | 'nanosecond'
|
||||||
|
%% | 'second'.
|
||||||
|
%% -type offset() :: [byte()] | (Time :: integer()).
|
||||||
|
date(TimeUnit, Offset, FormatString) ->
|
||||||
|
date(TimeUnit, Offset, FormatString, erlang:system_time(TimeUnit)).
|
||||||
|
|
||||||
|
date(TimeUnit, Offset, FormatString, TimeEpoch) ->
|
||||||
|
[Head | Other] = string:split(FormatString, "%", all),
|
||||||
|
R = create_tag([{st, Head}], Other),
|
||||||
|
Res = lists:map(
|
||||||
|
fun(Expr) ->
|
||||||
|
eval_tag(rmap(make_time(TimeUnit, Offset, TimeEpoch)), Expr)
|
||||||
|
end,
|
||||||
|
R
|
||||||
|
),
|
||||||
|
lists:concat(Res).
|
||||||
|
|
||||||
|
parse_date(TimeUnit, Offset, FormatString, InputString) ->
|
||||||
|
[Head | Other] = string:split(FormatString, "%", all),
|
||||||
|
R = create_tag([{st, Head}], Other),
|
||||||
|
IsZ = fun(V) ->
|
||||||
|
case V of
|
||||||
|
{tag, $Z} -> true;
|
||||||
|
_ -> false
|
||||||
|
end
|
||||||
|
end,
|
||||||
|
R1 = lists:filter(IsZ, R),
|
||||||
|
IfFun = fun(Con, A, B) ->
|
||||||
|
case Con of
|
||||||
|
[] -> A;
|
||||||
|
_ -> B
|
||||||
|
end
|
||||||
|
end,
|
||||||
|
Res = parse_input(FormatString, InputString),
|
||||||
|
Str =
|
||||||
|
Res#result.year ++ "-" ++
|
||||||
|
Res#result.month ++ "-" ++
|
||||||
|
Res#result.day ++ "T" ++
|
||||||
|
Res#result.hour ++ ":" ++
|
||||||
|
Res#result.minute ++ ":" ++
|
||||||
|
Res#result.second ++
|
||||||
|
IfFun(R1, Offset, Res#result.zone),
|
||||||
|
calendar:rfc3339_to_system_time(Str, [{unit, TimeUnit}]).
|
||||||
|
|
||||||
|
mlist(R) ->
|
||||||
|
%% %H Shows hour in 24-hour format [15]
|
||||||
|
[
|
||||||
|
{$H, R#result.hour},
|
||||||
|
%% %M Displays minutes [00-59]
|
||||||
|
{$M, R#result.minute},
|
||||||
|
%% %S Displays seconds [00-59]
|
||||||
|
{$S, R#result.second},
|
||||||
|
%% %y Displays year YYYY [2021]
|
||||||
|
{$y, R#result.year},
|
||||||
|
%% %m Displays the number of the month [01-12]
|
||||||
|
{$m, R#result.month},
|
||||||
|
%% %d Displays the number of the month [01-12]
|
||||||
|
{$d, R#result.day},
|
||||||
|
%% %Z Displays Time zone
|
||||||
|
{$Z, R#result.zone}
|
||||||
|
].
|
||||||
|
|
||||||
|
rmap(Result) ->
|
||||||
|
maps:from_list(mlist(Result)).
|
||||||
|
|
||||||
|
support_char() -> "HMSymdZ".
|
||||||
|
|
||||||
|
create_tag(Head, []) ->
|
||||||
|
Head;
|
||||||
|
create_tag(Head, [Val1 | RVal]) ->
|
||||||
|
case Val1 of
|
||||||
|
[] ->
|
||||||
|
create_tag(Head ++ [{st, [$%]}], RVal);
|
||||||
|
[H | Other] ->
|
||||||
|
case lists:member(H, support_char()) of
|
||||||
|
true -> create_tag(Head ++ [{tag, H}, {st, Other}], RVal);
|
||||||
|
false -> create_tag(Head ++ [{st, [$% | Val1]}], RVal)
|
||||||
|
end
|
||||||
|
end.
|
||||||
|
|
||||||
|
eval_tag(_, {st, Str}) ->
|
||||||
|
Str;
|
||||||
|
eval_tag(Map, {tag, Char}) ->
|
||||||
|
maps:get(Char, Map, "undefined").
|
||||||
|
|
||||||
|
%% make_time(TimeUnit, Offset) ->
|
||||||
|
%% make_time(TimeUnit, Offset, erlang:system_time(TimeUnit)).
|
||||||
|
make_time(TimeUnit, Offset, TimeEpoch) ->
|
||||||
|
Res = calendar:system_time_to_rfc3339(TimeEpoch,
|
||||||
|
[{unit, TimeUnit}, {offset, Offset}]),
|
||||||
|
[Y1, Y2, Y3, Y4, $-, Mon1, Mon2, $-, D1, D2, _T,
|
||||||
|
H1, H2, $:, Min1, Min2, $:, S1, S2 | TimeStr] = Res,
|
||||||
|
IsFractionChar = fun(C) -> C >= $0 andalso C =< $9 orelse C =:= $. end,
|
||||||
|
{FractionStr, UtcOffset} = lists:splitwith(IsFractionChar, TimeStr),
|
||||||
|
#result{
|
||||||
|
year = [Y1, Y2, Y3, Y4]
|
||||||
|
, month = [Mon1, Mon2]
|
||||||
|
, day = [D1, D2]
|
||||||
|
, hour = [H1, H2]
|
||||||
|
, minute = [Min1, Min2]
|
||||||
|
, second = [S1, S2] ++ FractionStr
|
||||||
|
, zone = UtcOffset
|
||||||
|
}.
|
||||||
|
|
||||||
|
is_int_char(C) ->
|
||||||
|
C >= $0 andalso C =< $9.
|
||||||
|
is_symbol_char(C) ->
|
||||||
|
C =:= $- orelse C =:= $+.
|
||||||
|
is_m_char(C) ->
|
||||||
|
C =:= $:.
|
||||||
|
|
||||||
|
parse_char_with_fun(_, []) ->
|
||||||
|
error(null_input);
|
||||||
|
parse_char_with_fun(ValidFun, [C | Other]) ->
|
||||||
|
Res =
|
||||||
|
case erlang:is_function(ValidFun) of
|
||||||
|
true -> ValidFun(C);
|
||||||
|
false -> erlang:apply(emqx_rule_date, ValidFun, [C])
|
||||||
|
end,
|
||||||
|
case Res of
|
||||||
|
true -> {C, Other};
|
||||||
|
false -> error({unexpected, [C | Other]})
|
||||||
|
end.
|
||||||
|
parse_string([], Input) ->
|
||||||
|
{[], Input};
|
||||||
|
parse_string([C | Other], Input) ->
|
||||||
|
{C1, Input1} = parse_char_with_fun(fun(V) -> V =:= C end, Input),
|
||||||
|
{Res, Input2} = parse_string(Other, Input1),
|
||||||
|
{[C1 | Res], Input2}.
|
||||||
|
|
||||||
|
parse_times(0, _, Input) ->
|
||||||
|
{[], Input};
|
||||||
|
parse_times(Times, Fun, Input) ->
|
||||||
|
{C1, Input1} = parse_char_with_fun(Fun, Input),
|
||||||
|
{Res, Input2} = parse_times((Times - 1), Fun, Input1),
|
||||||
|
{[C1 | Res], Input2}.
|
||||||
|
|
||||||
|
parse_int_times(Times, Input) ->
|
||||||
|
parse_times(Times, is_int_char, Input).
|
||||||
|
|
||||||
|
parse_fraction(Input) ->
|
||||||
|
IsFractionChar = fun(C) -> C >= $0 andalso C =< $9 orelse C =:= $. end,
|
||||||
|
lists:splitwith(IsFractionChar, Input).
|
||||||
|
|
||||||
|
parse_second(Input) ->
|
||||||
|
{M, Input1} = parse_int_times(2, Input),
|
||||||
|
{M1, Input2} = parse_fraction(Input1),
|
||||||
|
{M ++ M1, Input2}.
|
||||||
|
|
||||||
|
parse_zone(Input) ->
|
||||||
|
{S, Input1} = parse_char_with_fun(is_symbol_char, Input),
|
||||||
|
{M, Input2} = parse_int_times(2, Input1),
|
||||||
|
{C, Input3} = parse_char_with_fun(is_m_char, Input2),
|
||||||
|
{V, Input4} = parse_int_times(2, Input3),
|
||||||
|
{[S | M ++ [C | V]], Input4}.
|
||||||
|
|
||||||
|
mlist1() ->
|
||||||
|
maps:from_list(
|
||||||
|
%% %H Shows hour in 24-hour format [15]
|
||||||
|
[
|
||||||
|
{$H, fun(Input) -> parse_int_times(2, Input) end},
|
||||||
|
%% %M Displays minutes [00-59]
|
||||||
|
{$M, fun(Input) -> parse_int_times(2, Input) end},
|
||||||
|
%% %S Displays seconds [00-59]
|
||||||
|
{$S, fun(Input) -> parse_second(Input) end},
|
||||||
|
%% %y Displays year YYYY [2021]
|
||||||
|
{$y, fun(Input) -> parse_int_times(4, Input) end},
|
||||||
|
%% %m Displays the number of the month [01-12]
|
||||||
|
{$m, fun(Input) -> parse_int_times(2, Input) end},
|
||||||
|
%% %d Displays the number of the month [01-12]
|
||||||
|
{$d, fun(Input) -> parse_int_times(2, Input) end},
|
||||||
|
%% %Z Displays Time zone
|
||||||
|
{$Z, fun(Input) -> parse_zone(Input) end}
|
||||||
|
]
|
||||||
|
).
|
||||||
|
|
||||||
|
update_result($H, Res, Str) -> Res#result{hour = Str};
|
||||||
|
update_result($M, Res, Str) -> Res#result{minute = Str};
|
||||||
|
update_result($S, Res, Str) -> Res#result{second = Str};
|
||||||
|
update_result($y, Res, Str) -> Res#result{year = Str};
|
||||||
|
update_result($m, Res, Str) -> Res#result{month = Str};
|
||||||
|
update_result($d, Res, Str) -> Res#result{day = Str};
|
||||||
|
update_result($Z, Res, Str) -> Res#result{zone = Str}.
|
||||||
|
|
||||||
|
parse_tag(Res, {st, St}, InputString) ->
|
||||||
|
{_A, B} = parse_string(St, InputString),
|
||||||
|
{Res, B};
|
||||||
|
parse_tag(Res, {tag, St}, InputString) ->
|
||||||
|
Fun = maps:get(St, mlist1()),
|
||||||
|
{A, B} = Fun(InputString),
|
||||||
|
NRes = update_result(St, Res, A),
|
||||||
|
{NRes, B}.
|
||||||
|
|
||||||
|
parse_tags(Res, [], _) ->
|
||||||
|
Res;
|
||||||
|
parse_tags(Res, [Tag | Others], InputString) ->
|
||||||
|
{NRes, B} = parse_tag(Res, Tag, InputString),
|
||||||
|
parse_tags(NRes, Others, B).
|
||||||
|
|
||||||
|
parse_input(FormatString, InputString) ->
|
||||||
|
[Head | Other] = string:split(FormatString, "%", all),
|
||||||
|
R = create_tag([{st, Head}], Other),
|
||||||
|
parse_tags(#result{}, R, InputString).
|
||||||
Loading…
Reference in New Issue