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Diffstat (limited to 'examples/web_server/src/directory_lister.erl')
-rw-r--r-- | examples/web_server/src/directory_lister.erl | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/examples/web_server/src/directory_lister.erl b/examples/web_server/src/directory_lister.erl deleted file mode 100644 index bc34073..0000000 --- a/examples/web_server/src/directory_lister.erl +++ /dev/null @@ -1,36 +0,0 @@ -%% Feel free to use, reuse and abuse the code in this file. - --module(directory_lister). --behaviour(cowboy_middleware). - --export([execute/2]). - -execute(Req, Env) -> - case lists:keyfind(handler, 1, Env) of - {handler, cowboy_static} -> redirect_directory(Req, Env); - _H -> {ok, Req, Env} - end. - -redirect_directory(Req, Env) -> - Path = cowboy_req:path_info(Req), - Path1 = << <<S/binary, $/>> || S <- Path >>, - {handler_opts, {_, _, _, Extra}} = lists:keyfind(handler_opts, 1, Env), - {dir_handler, DirHandler} = lists:keyfind(dir_handler, 1, Extra), - FullPath = resource_path(Path1), - case valid_path(Path) and filelib:is_dir(FullPath) of - true -> handle_directory(Req, Env, Path1, FullPath, DirHandler); - false -> {ok, Req, Env} - end. - -handle_directory(Req, Env, Prefix, Path, DirHandler) -> - Env1 = lists:keydelete(handler, 1, - lists:keydelete(handler_opts, 1, Env)), - {ok, Req, [{handler, DirHandler}, {handler_opts, {Prefix, Path}} | Env1]}. - -valid_path([]) -> true; -valid_path([<<"..">> | _T]) -> false; -valid_path([<<"/", _/binary>> | _T]) -> false; -valid_path([_H | Rest]) -> valid_path(Rest). - -resource_path(Path) -> - filename:join([code:priv_dir(web_server), Path]). |