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Fix directory_h.erl back ( ../ ) web links.

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This commit is contained in:
ruanpienaar 2018-11-07 23:35:32 +00:00
parent 29043aa7b4
commit 0940e725a0
1 changed files with 8 additions and 2 deletions
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8
examples/file_server/src/directory_h.erl
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@ -41,7 +41,13 @@ list_html(Req, {Path, Fs}) ->
"<body>">>, Body, <<"</body></html>\n">>],
{HTML, Req, Path}.
links(<<>>, "..") ->
["<a href='/", "..", "'>", "..", "</a><br>\n"];
links(Prefix, "..") ->
Toks = string:tokens(binary_to_list(Prefix), "/"),
Back = lists:join( "/", lists:delete(lists:last(Toks), Toks)),
["<a href='/", "..", $/ ] ++ Back ++ [ "'>", "..", "</a><br>\n"];
links(<<>>, File) ->
["<a href='/", File, "'>", File, "</a><br>\n"];
links(Prefix, File) ->
["<a href='/", Prefix, $/, File, "'>", File, "</a><br>\n"].
["<a href='/", Prefix, File, "'>", File, "</a><br>\n"].