aboutsummaryrefslogtreecommitdiffstats
path: root/src/playlist/plugins/PlsPlaylistPlugin.cxx
diff options
context:
space:
mode:
Diffstat (limited to 'src/playlist/plugins/PlsPlaylistPlugin.cxx')
-rw-r--r--src/playlist/plugins/PlsPlaylistPlugin.cxx164
1 files changed, 164 insertions, 0 deletions
diff --git a/src/playlist/plugins/PlsPlaylistPlugin.cxx b/src/playlist/plugins/PlsPlaylistPlugin.cxx
new file mode 100644
index 000000000..f7724f522
--- /dev/null
+++ b/src/playlist/plugins/PlsPlaylistPlugin.cxx
@@ -0,0 +1,164 @@
+/*
+ * Copyright (C) 2003-2014 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 "config.h"
+#include "PlsPlaylistPlugin.hxx"
+#include "../PlaylistPlugin.hxx"
+#include "../MemorySongEnumerator.hxx"
+#include "input/InputStream.hxx"
+#include "DetachedSong.hxx"
+#include "tag/TagBuilder.hxx"
+#include "util/Error.hxx"
+#include "util/Domain.hxx"
+#include "Log.hxx"
+
+#include <glib.h>
+
+#include <string>
+#include <stdio.h>
+
+#include <stdio.h>
+
+static constexpr Domain pls_domain("pls");
+
+static void
+pls_parser(GKeyFile *keyfile, std::forward_list<DetachedSong> &songs)
+{
+ gchar *value;
+ GError *error = nullptr;
+ int num_entries = g_key_file_get_integer(keyfile, "playlist",
+ "NumberOfEntries", &error);
+ if (error) {
+ FormatError(pls_domain,
+ "Invalid PLS file: '%s'", error->message);
+ g_error_free(error);
+ error = nullptr;
+
+ /* 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 = nullptr;
+ }
+ }
+
+ for (; num_entries > 0; --num_entries) {
+ char key[64];
+ sprintf(key, "File%u", num_entries);
+ char *uri = g_key_file_get_string(keyfile, "playlist", key,
+ &error);
+ if(error) {
+ FormatError(pls_domain, "Invalid PLS entry %s: '%s'",
+ key, error->message);
+ g_error_free(error);
+ return;
+ }
+
+ TagBuilder tag;
+
+ sprintf(key, "Title%u", num_entries);
+ value = g_key_file_get_string(keyfile, "playlist", key,
+ nullptr);
+ if (value != nullptr)
+ tag.AddItem(TAG_TITLE, value);
+
+ g_free(value);
+
+ sprintf(key, "Length%u", num_entries);
+ int length = g_key_file_get_integer(keyfile, "playlist", key,
+ nullptr);
+ if (length > 0)
+ tag.SetDuration(SignedSongTime::FromS(length));
+
+ songs.emplace_front(uri, tag.Commit());
+ g_free(uri);
+ }
+
+}
+
+static SongEnumerator *
+pls_open_stream(InputStream &is)
+{
+ GError *error = nullptr;
+ Error error2;
+
+ std::string kf_data;
+
+ do {
+ char buffer[1024];
+ size_t nbytes = is.LockRead(buffer, sizeof(buffer), error2);
+ if (nbytes == 0) {
+ if (error2.IsDefined()) {
+ LogError(error2);
+ return nullptr;
+ }
+
+ break;
+ }
+
+ kf_data.append(buffer, nbytes);
+ /* Limit to 64k */
+ } while (kf_data.length() < 65536);
+
+ if (kf_data.empty()) {
+ LogWarning(pls_domain, "KeyFile parser failed: No Data");
+ return nullptr;
+ }
+
+ GKeyFile *keyfile = g_key_file_new();
+ if (!g_key_file_load_from_data(keyfile,
+ kf_data.data(), kf_data.length(),
+ G_KEY_FILE_NONE, &error)) {
+ FormatError(pls_domain,
+ "KeyFile parser failed: %s", error->message);
+ g_error_free(error);
+ g_key_file_free(keyfile);
+ return nullptr;
+ }
+
+ std::forward_list<DetachedSong> songs;
+ pls_parser(keyfile, songs);
+ g_key_file_free(keyfile);
+
+ return new MemorySongEnumerator(std::move(songs));
+}
+
+static const char *const pls_suffixes[] = {
+ "pls",
+ nullptr
+};
+
+static const char *const pls_mime_types[] = {
+ "audio/x-scpls",
+ nullptr
+};
+
+const struct playlist_plugin pls_playlist_plugin = {
+ "pls",
+
+ nullptr,
+ nullptr,
+ nullptr,
+ pls_open_stream,
+
+ nullptr,
+ pls_suffixes,
+ pls_mime_types,
+};