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|
-module(rebar_dir).
-export([base_dir/1,
profile_dir/2,
deps_dir/1,
deps_dir/2,
root_dir/1,
checkouts_dir/1,
checkouts_dir/2,
plugins_dir/1,
lib_dirs/1,
home_dir/0,
global_config_dir/1,
global_config/1,
global_config/0,
global_cache_dir/1,
local_cache_dir/1,
get_cwd/0,
template_globals/1,
template_dir/1,
processing_base_dir/1,
processing_base_dir/2,
make_relative_path/2,
src_dirs/1, src_dirs/2,
extra_src_dirs/1, extra_src_dirs/2,
all_src_dirs/1, all_src_dirs/3,
retarget_path/2]).
-include("rebar.hrl").
-spec base_dir(rebar_state:t()) -> file:filename_all().
base_dir(State) ->
profile_dir(rebar_state:opts(State), rebar_state:current_profiles(State)).
-spec profile_dir(rebar_dict(), [atom()]) -> file:filename_all().
profile_dir(Opts, Profiles) ->
{BaseDir, ProfilesStrings} = case [ec_cnv:to_list(P) || P <- Profiles] of
["global" | _] -> {?MODULE:global_cache_dir(Opts), [""]};
["bootstrap", "default"] -> {rebar_opts:get(Opts, base_dir, ?DEFAULT_BASE_DIR), ["default"]};
["default"] -> {rebar_opts:get(Opts, base_dir, ?DEFAULT_BASE_DIR), ["default"]};
%% drop `default` from the profile dir if it's implicit and reverse order
%% of profiles to match order passed to `as`
["default"|Rest] -> {rebar_opts:get(Opts, base_dir, ?DEFAULT_BASE_DIR), Rest}
end,
ProfilesDir = string:join(ProfilesStrings, "+"),
filename:join(BaseDir, ProfilesDir).
-spec deps_dir(rebar_state:t()) -> file:filename_all().
deps_dir(State) ->
filename:join(base_dir(State), rebar_state:get(State, deps_dir, ?DEFAULT_DEPS_DIR)).
-spec deps_dir(file:filename_all(), file:filename_all()) -> file:filename_all().
deps_dir(DepsDir, App) ->
filename:join(DepsDir, App).
root_dir(State) ->
filename:absname(rebar_state:get(State, root_dir, ?DEFAULT_ROOT_DIR)).
-spec checkouts_dir(rebar_state:t()) -> file:filename_all().
checkouts_dir(State) ->
filename:join(root_dir(State), rebar_state:get(State, checkouts_dir, ?DEFAULT_CHECKOUTS_DIR)).
-spec checkouts_dir(rebar_state:t(), file:filename_all()) -> file:filename_all().
checkouts_dir(State, App) ->
filename:join(checkouts_dir(State), App).
-spec plugins_dir(rebar_state:t()) -> file:filename_all().
plugins_dir(State) ->
case lists:member(global, rebar_state:current_profiles(State)) of
true ->
filename:join([base_dir(State), global_config_dir(State), rebar_state:get(State, plugins_dir, ?DEFAULT_PLUGINS_DIR)]);
false ->
filename:join(base_dir(State), rebar_state:get(State, plugins_dir, ?DEFAULT_PLUGINS_DIR))
end.
-spec lib_dirs(rebar_state:t()) -> file:filename_all().
lib_dirs(State) ->
rebar_state:get(State, project_app_dirs, ?DEFAULT_PROJECT_APP_DIRS).
home_dir() ->
{ok, [[Home]]} = init:get_argument(home),
Home.
global_config_dir(State) ->
Home = home_dir(),
rebar_state:get(State, global_rebar_dir, filename:join([Home, ".config", "rebar3"])).
global_config(State) ->
filename:join(global_config_dir(State), "rebar.config").
global_config() ->
Home = home_dir(),
filename:join([Home, ".config", "rebar3", "rebar.config"]).
global_cache_dir(Opts) ->
Home = home_dir(),
rebar_opts:get(Opts, global_rebar_dir, filename:join([Home, ".cache", "rebar3"])).
local_cache_dir(Dir) ->
filename:join(Dir, ".rebar3").
get_cwd() ->
{ok, Dir} = file:get_cwd(),
%% On windows cwd may return capital letter for drive,
%% for example C:/foobar. But as said in http://www.erlang.org/doc/man/filename.html#join-1
%% filename:join/1,2 anyway will convert drive-letter to lowercase, so we have to "internalize"
%% cwd as soon as it possible.
filename:join([Dir]).
template_globals(State) ->
filename:join([global_config_dir(State), "templates", "globals"]).
template_dir(State) ->
filename:join([global_config_dir(State), "templates"]).
processing_base_dir(State) ->
Cwd = get_cwd(),
processing_base_dir(State, Cwd).
processing_base_dir(State, Dir) ->
AbsDir = filename:absname(Dir),
AbsDir =:= rebar_state:get(State, base_dir).
make_absolute_path(Path) ->
case filename:pathtype(Path) of
absolute ->
Path;
relative ->
{ok, Dir} = file:get_cwd(),
filename:join([Dir, Path]);
volumerelative ->
Volume = hd(filename:split(Path)),
{ok, Dir} = file:get_cwd(Volume),
filename:join([Dir, Path])
end.
make_normalized_path(Path) ->
AbsPath = make_absolute_path(Path),
Components = filename:split(AbsPath),
make_normalized_path(Components, []).
make_normalized_path([], NormalizedPath) ->
filename:join(lists:reverse(NormalizedPath));
make_normalized_path([H|T], NormalizedPath) ->
case H of
"." -> make_normalized_path(T, NormalizedPath);
".." -> make_normalized_path(T, tl(NormalizedPath));
_ -> make_normalized_path(T, [H|NormalizedPath])
end.
make_relative_path(Source, Target) ->
AbsSource = make_normalized_path(Source),
AbsTarget = make_normalized_path(Target),
do_make_relative_path(filename:split(AbsSource), filename:split(AbsTarget)).
do_make_relative_path([H|T1], [H|T2]) ->
do_make_relative_path(T1, T2);
do_make_relative_path(Source, Target) ->
Base = lists:duplicate(max(length(Target) - 1, 0), ".."),
filename:join(Base ++ Source).
-spec src_dirs(rebar_dict()) -> list(file:filename_all()).
src_dirs(Opts) -> src_dirs(Opts, []).
-spec src_dirs(rebar_dict(), list(file:filename_all())) -> list(file:filename_all()).
src_dirs(Opts, Default) ->
ErlOpts = rebar_opts:erl_opts(Opts),
Vs = proplists:get_all_values(src_dirs, ErlOpts),
case lists:append([rebar_opts:get(Opts, src_dirs, []) | Vs]) of
[] -> Default;
Dirs -> lists:usort(Dirs)
end.
-spec extra_src_dirs(rebar_dict()) -> list(file:filename_all()).
extra_src_dirs(Opts) -> extra_src_dirs(Opts, []).
-spec extra_src_dirs(rebar_dict(), list(file:filename_all())) -> list(file:filename_all()).
extra_src_dirs(Opts, Default) ->
ErlOpts = rebar_opts:erl_opts(Opts),
Vs = proplists:get_all_values(extra_src_dirs, ErlOpts),
case lists:append([rebar_opts:get(Opts, extra_src_dirs, []) | Vs]) of
[] -> Default;
Dirs -> lists:usort(Dirs)
end.
-spec all_src_dirs(rebar_dict()) -> list(file:filename_all()).
all_src_dirs(Opts) -> all_src_dirs(Opts, [], []).
-spec all_src_dirs(rebar_dict(), list(file:filename_all()), list(file:filename_all())) ->
list(file:filename_all()).
all_src_dirs(Opts, SrcDefault, ExtraDefault) ->
lists:usort(src_dirs(Opts, SrcDefault) ++ extra_src_dirs(Opts, ExtraDefault)).
%% given a path if that path is an ancestor of an app dir return the path relative to that
%% apps outdir. if the path is not an ancestor to any app dirs but is an ancestor of the
%% project root return the path relative to the project base_dir. if it is not an ancestor
%% of either return it unmodified
-spec retarget_path(rebar_state:t(), string()) -> string().
retarget_path(State, Path) ->
ProjectApps = rebar_state:project_apps(State),
retarget_path(State, Path, ProjectApps).
%% not relative to any apps in project, check to see it's relative to
%% project root
retarget_path(State, Path, []) ->
case rebar_file_utils:path_from_ancestor(rebar_file_utils:canonical_path(Path), rebar_state:dir(State)) of
{ok, NewPath} -> filename:join([base_dir(State), NewPath]);
%% not relative to project root, don't modify
{error, badparent} -> Path
end;
%% relative to current app, retarget to the same dir relative to
%% the app's out_dir
retarget_path(State, Path, [App|Rest]) ->
case rebar_file_utils:path_from_ancestor(rebar_file_utils:canonical_path(Path), rebar_app_info:dir(App)) of
{ok, NewPath} -> filename:join([rebar_app_info:out_dir(App), NewPath]);
{error, badparent} -> retarget_path(State, Path, Rest)
end.
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