From 41cc31c124686304f2ce7098c16ab27b5f88057e Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Sun, 1 Mar 2015 00:48:44 +0100
Subject: SongUpdate: use OpenArchiveInputStream() to open archive file

Don't pass Path::c_str() to tag_stream_scan() which requires a UTF-8
string.
---
 src/SongUpdate.cxx |  6 +++++-
 src/TagArchive.cxx | 45 +++++++++++++++++++++++++++++++++++++++++++++
 src/TagArchive.hxx | 39 +++++++++++++++++++++++++++++++++++++++
 3 files changed, 89 insertions(+), 1 deletion(-)
 create mode 100644 src/TagArchive.cxx
 create mode 100644 src/TagArchive.hxx

(limited to 'src')

diff --git a/src/SongUpdate.cxx b/src/SongUpdate.cxx
index 2df429175..a8b19a8d1 100644
--- a/src/SongUpdate.cxx
+++ b/src/SongUpdate.cxx
@@ -37,6 +37,10 @@
 #include "TagFile.hxx"
 #include "TagStream.hxx"
 
+#ifdef ENABLE_ARCHIVE
+#include "TagArchive.hxx"
+#endif
+
 #include <assert.h>
 #include <string.h>
 #include <sys/stat.h>
@@ -140,7 +144,7 @@ Song::UpdateFileInArchive(const Storage &storage)
 		return false;
 
 	TagBuilder tag_builder;
-	if (!tag_stream_scan(path_fs.c_str(), full_tag_handler, &tag_builder))
+	if (!tag_archive_scan(path_fs, full_tag_handler, &tag_builder))
 		return false;
 
 	tag_builder.Commit(tag);
diff --git a/src/TagArchive.cxx b/src/TagArchive.cxx
new file mode 100644
index 000000000..49f66d8f5
--- /dev/null
+++ b/src/TagArchive.cxx
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2003-2015 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 "TagArchive.hxx"
+#include "TagStream.hxx"
+#include "fs/Path.hxx"
+#include "util/Error.hxx"
+#include "input/InputStream.hxx"
+#include "input/plugins/ArchiveInputPlugin.hxx"
+#include "thread/Cond.hxx"
+
+#include <assert.h>
+
+bool
+tag_archive_scan(Path path, const tag_handler &handler, void *handler_ctx)
+{
+	assert(!path.IsNull());
+
+	Mutex mutex;
+	Cond cond;
+	auto *is = OpenArchiveInputStream(path, mutex, cond, IgnoreError());
+	if (is == nullptr)
+		return false;
+
+	bool result = tag_stream_scan(*is, handler, handler_ctx);
+	delete is;
+	return result;
+}
diff --git a/src/TagArchive.hxx b/src/TagArchive.hxx
new file mode 100644
index 000000000..f14d892ff
--- /dev/null
+++ b/src/TagArchive.hxx
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2003-2015 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_TAG_ARCHIVE_HXX
+#define MPD_TAG_ARCHIVE_HXX
+
+#include "check.h"
+
+class Path;
+struct tag_handler;
+
+/**
+ * Scan the tags of a song file inside an archive.  Invokes matching
+ * decoder plugins, but does not invoke the special "APE" and "ID3"
+ * scanners.
+ *
+ * @return true if the file was recognized (even if no metadata was
+ * found)
+ */
+bool
+tag_archive_scan(Path path, const tag_handler &handler, void *handler_ctx);
+
+#endif
-- 
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