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author | Qball Cow <qball@sarine.nl> | 2009-10-15 00:08:06 +0200 |
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committer | Max Kellermann <max@duempel.org> | 2009-10-15 00:08:06 +0200 |
commit | f4ea9b7393a0e5802c2689af1696cd5de8fd961a (patch) | |
tree | 390620b4b54299843f8c7befc336e2081cb1c142 /src/playlist | |
parent | 1ff101c56869d3f520dc5ac738d43b7944068075 (diff) | |
download | mpd-f4ea9b7393a0e5802c2689af1696cd5de8fd961a.tar.gz mpd-f4ea9b7393a0e5802c2689af1696cd5de8fd961a.tar.xz mpd-f4ea9b7393a0e5802c2689af1696cd5de8fd961a.zip |
Add PLS Parser
Diffstat (limited to '')
-rw-r--r-- | src/playlist/pls_playlist_plugin.c | 215 | ||||
-rw-r--r-- | src/playlist/pls_playlist_plugin.h | 25 | ||||
-rw-r--r-- | src/playlist_list.c | 2 |
3 files changed, 242 insertions, 0 deletions
diff --git a/src/playlist/pls_playlist_plugin.c b/src/playlist/pls_playlist_plugin.c new file mode 100644 index 000000000..ede057acc --- /dev/null +++ b/src/playlist/pls_playlist_plugin.c @@ -0,0 +1,215 @@ +/* + * Copyright (C) 2003-2009 The Music Player Daemon Project + * http://www.musicpd.org + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include "playlist/pls_playlist_plugin.h" +#include "playlist_plugin.h" +#include "input_stream.h" +#include "uri.h" +#include "song.h" +#include "tag.h" +#include <glib.h> + +struct pls_playlist { + struct playlist_provider base; + + GSList *songs; +}; + +static void pls_parser(GKeyFile *keyfile, struct pls_playlist *playlist) +{ + gchar *key; + gchar *value; + int length; + GError *error = NULL; + int num_entries = g_key_file_get_integer(keyfile, "playlist", + "NumberOfEntries", &error); + if (error) { + g_debug("Invalid PLS file: '%s'", error->message); + g_error_free(error); + error = NULL; + + /* Hack to work around shoutcast failure to comform to spec */ + num_entries = g_key_file_get_integer(keyfile, "playlist", + "numberofentries", &error); + if (error) { + g_error_free(error); + error = NULL; + } + } + + while (num_entries > 0) { + struct song *song; + key = g_strdup_printf("File%i", num_entries); + value = g_key_file_get_string(keyfile, "playlist", key, + &error); + if(error) { + g_debug("Invalid PLS entry %s: '%s'",key, error->message); + g_error_free(error); + g_free(key); + return; + } + g_free(key); + + /* Don't load local path */ + if(!uri_has_scheme(value)){ + g_free(value); + continue; + } + + song = song_remote_new(value); + g_free(value); + + key = g_strdup_printf("Title%i", num_entries); + value = g_key_file_get_string(keyfile, "playlist", key, + &error); + g_free(key); + if(error == NULL && value){ + if (song->tag == NULL) + song->tag = tag_new(); + tag_add_item(song->tag,TAG_TITLE, value); + } + /* Ignore errors? Most likely value not present */ + if(error) g_error_free(error); + error = NULL; + g_free(value); + + key = g_strdup_printf("Length%i", num_entries); + length = g_key_file_get_integer(keyfile, "playlist", key, + &error); + g_free(key); + if(error == NULL && length > 0){ + if (song->tag == NULL) + song->tag = tag_new(); + song->tag->time = length; + } + /* Ignore errors? Most likely value not present */ + if(error) g_error_free(error); + error = NULL; + + playlist->songs = g_slist_prepend(playlist->songs, song); + num_entries--; + } + +} + +static struct playlist_provider * +pls_open_stream(struct input_stream *is) +{ + GError *error = NULL; + size_t nbytes; + char buffer[1024]; + bool success; + GKeyFile *keyfile; + struct pls_playlist *playlist; + GString *kf_data = g_string_new(""); + + do { + nbytes = input_stream_read(is, buffer, sizeof(buffer)); + if(nbytes ==0) + break; + kf_data = g_string_append_len(kf_data, buffer,nbytes); + /* Limit to 64k */ + } while(kf_data->len < 65536); + + if (kf_data->len == 0) { + g_warning("KeyFile parser failed: No Data"); + g_string_free(kf_data, TRUE); + return NULL; + } + + keyfile = g_key_file_new(); + success = g_key_file_load_from_data(keyfile, + kf_data->str, kf_data->len, + G_KEY_FILE_NONE, &error); + + g_string_free(kf_data, TRUE); + + if (!success) { + g_warning("KeyFile parser failed: %s", error->message); + g_error_free(error); + g_key_file_free(keyfile); + return NULL; + } + + playlist = g_new(struct pls_playlist, 1); + playlist_provider_init(&playlist->base, &pls_playlist_plugin); + playlist->songs = NULL; + + pls_parser(keyfile, playlist); + + g_key_file_free(keyfile); + return &playlist->base; +} + + +static void +song_free_callback(gpointer data, G_GNUC_UNUSED gpointer user_data) +{ + struct song *song = data; + + song_free(song); +} + +static void +pls_close(struct playlist_provider *_playlist) +{ + struct pls_playlist *playlist = (struct pls_playlist *)_playlist; + + g_slist_foreach(playlist->songs, song_free_callback, NULL); + g_slist_free(playlist->songs); + + g_free(playlist); + +} + +static struct song * +pls_read(struct playlist_provider *_playlist) +{ + struct pls_playlist *playlist = (struct pls_playlist *)_playlist; + struct song *song; + + if (playlist->songs == NULL) + return NULL; + + song = playlist->songs->data; + playlist->songs = g_slist_remove(playlist->songs, song); + + return song; +} + +static const char *const pls_suffixes[] = { + "pls", + NULL +}; + +static const char *const pls_mime_types[] = { + "audio/x-scpls", + NULL +}; + +const struct playlist_plugin pls_playlist_plugin = { + .name = "pls", + + .open_stream = pls_open_stream, + .close = pls_close, + .read = pls_read, + + .suffixes = pls_suffixes, + .mime_types = pls_mime_types, +}; diff --git a/src/playlist/pls_playlist_plugin.h b/src/playlist/pls_playlist_plugin.h new file mode 100644 index 000000000..7bf1951b8 --- /dev/null +++ b/src/playlist/pls_playlist_plugin.h @@ -0,0 +1,25 @@ +/* + * Copyright (C) 2003-2009 The Music Player Daemon Project + * http://www.musicpd.org + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef MPD_PLAYLIST_PLS_PLAYLIST_PLUGIN_H +#define MPD_PLAYLIST_PLS_PLAYLIST_PLUGIN_H + +extern const struct playlist_plugin pls_playlist_plugin; + +#endif diff --git a/src/playlist_list.c b/src/playlist_list.c index 85a10e9d9..d68f6fa1d 100644 --- a/src/playlist_list.c +++ b/src/playlist_list.c @@ -22,6 +22,7 @@ #include "playlist/m3u_playlist_plugin.h" #include "playlist/xspf_playlist_plugin.h" #include "playlist/lastfm_playlist_plugin.h" +#include "playlist/pls_playlist_plugin.h" #include "input_stream.h" #include "uri.h" #include "utils.h" @@ -36,6 +37,7 @@ static const struct playlist_plugin *const playlist_plugins[] = { &m3u_playlist_plugin, &xspf_playlist_plugin, + &pls_playlist_plugin, #ifdef ENABLE_LASTFM &lastfm_playlist_plugin, #endif |