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| author | micha <micha@ssnc10.localdomain> | 2010-10-14 10:34:46 +0200 |
|---|---|---|
| committer | micha <micha@ssnc10.localdomain> | 2010-10-14 10:34:46 +0200 |
| commit | 0dc60dd485a35b2c2336cf56595c2731b4634877 (patch) | |
| tree | 5a920f48b6b2401c860f90231788ea2e25283014 | |
| parent | 9b5db7ab37a4a2527d523ff39bb0c5525553119e (diff) | |
| download | erlang-0dc60dd485a35b2c2336cf56595c2731b4634877.tar.gz erlang-0dc60dd485a35b2c2336cf56595c2731b4634877.tar.xz erlang-0dc60dd485a35b2c2336cf56595c2731b4634877.zip | |
medaa server DB init
| -rw-r--r-- | server/media.erl | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/server/media.erl b/server/media.erl index 3897a6a..21c94a0 100644 --- a/server/media.erl +++ b/server/media.erl @@ -1,5 +1,6 @@ -module(media). -export([init/0,insert/3, ask/2, all/0, play/3]). +-define(TESTPATTERN, "../ac/*.mp3"). % Since we are not willing to calculate and deliver all the id3 tags everytime they are requested, % we try to get something persistent with mnesia. @@ -24,8 +25,20 @@ init() -> mnesia:create_schema([node()]), mnesia:start(), mnesia:create_table(track, [{attributes, record_info(fields, track)}]), + read_files(filelib:wildcard(?TESTPATTERN),0,0), io:format("Initialisation of mnesia successful.\n"). +read_files([FN|Rest],Total,Fail) -> + case id3v2:read_file(FN) of + {ok, Props} -> % insert entry into mnesia DB + Artist = proplists:get_value(tpe1, Props), + Title = proplists:get_value(tit2, Props), + insert(bitstring_to_list(Artist), bitstring_to_list(Title), FN), + read_files(Rest, Total+1, Fail); + not_found -> read_files(Rest, Total+1, Fail+1) + end; +read_files([],Total,Fail) -> io:format("Total: ~w, Failed: ~w~n", [Total, Fail]). + % Basic insertion of entrys into the database. Some entries are left out because they are 0 or false. insert(Artist, Title, Filepath) -> @@ -46,7 +59,7 @@ ask(Artist, Title) -> all() -> F = fun() -> - mnesia:match({track, '_','_','_','_','_'}) + mnesia:match_object({track, '_','_','_','_','_'}) end, {atomic, Results} = mnesia:transaction(F), Results. @@ -56,7 +69,6 @@ all() -> play(Artist, Title, Callback) -> [Head|_] = ask(Artist, Title), {_, _, _, _, _, Fp} = Head, -% Port = erlang:open_port({spawn, Cmd}, [exit_status]). Port = erlang:open_port({spawn_executable, "/usr/bin/mplayer"}, [{args, [Fp]}]). % We want to execute commands locally |