Add PBD::sys::path class that has a similar API to boost::filesystem::path but using glib/mm filesystem utility functions

Add ARDOUR::SessionDirectory class

Use SessionDirectory to create the session directory structure when creating a new session


git-svn-id: svn://localhost/ardour2/trunk@1874 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 126 insertions, 0 deletions

diff --git a/libs/ardour/session_directory.cc b/libs/ardour/session_directory.cc
new file mode 100644
index 0000000000..a4dbc286e6
--- /dev/null
+++ b/libs/ardour/session_directory.cc
@@ -0,0 +1,126 @@
+/*
+	Copyright (C) 2007 Tim Mayberry 
+
+	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., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <cerrno>
+
+#include <glibmm/fileutils.h>
+#include <glibmm/miscutils.h>
+
+#include <pbd/error.h>
+#include <pbd/compose.h>
+#include <pbd/filesystem.h>
+
+#include <ardour/directory_names.h>
+#include <ardour/session_directory.h>
+
+#include "i18n.h"
+
+namespace ARDOUR {
+
+using namespace PBD::sys;
+
+SessionDirectory::SessionDirectory (const string& session_path)
+	: m_root_path(session_path)
+{
+
+}
+
+bool
+SessionDirectory::create ()
+{
+	if (is_directory (m_root_path))
+	{
+		PBD::error << string_compose(_("Cannot create Session directory at path %1 as it already exists"), m_root_path.to_string()) << endmsg;
+		return false;
+	}
+
+	vector<path> sub_dirs = sub_directories ();
+	for (vector<path>::const_iterator i = sub_dirs.begin(); i != sub_dirs.end(); ++i)
+	{
+		if (!create_directories(*i))
+		{
+			PBD::error << string_compose(_("Cannot create Session directory at path %1 Error: %2"), (*i).to_string(), g_strerror (errno)) << endmsg;
+			return false;
+		}
+	}
+
+	return true;
+}
+
+bool
+SessionDirectory::is_valid () const
+{
+	if (!is_directory (m_root_path)) return false;
+
+	vector<path> sub_dirs = sub_directories ();
+
+	for (vector<path>::iterator i = sub_dirs.begin(); i != sub_dirs.end(); ++i) {
+		if (!is_directory (*i)) {
+			PBD::warning << string_compose(_("Session subdirectory does not exist at path %1"), (*i).to_string()) << endmsg;
+			return false;
+		}
+	}
+	return true;
+}
+
+const path
+SessionDirectory::old_sound_path () const
+{
+	return path(m_root_path) /= old_sound_dir_name;
+}
+
+const path
+SessionDirectory::sound_path () const
+{
+	if(is_directory (old_sound_path ())) return old_sound_path();
+
+	// the new style sound directory
+	path l_sound_path(m_root_path);
+
+	l_sound_path /= interchange_dir_name;
+	l_sound_path /= basename(m_root_path);
+	l_sound_path /= sound_dir_name;
+
+	return l_sound_path;
+}
+
+const path
+SessionDirectory::peak_path () const
+{
+	return path(m_root_path) /= peak_dir_name;
+}
+
+const path
+SessionDirectory::dead_sound_path () const
+{
+	return path(m_root_path) /= dead_sound_dir_name;
+}
+
+const vector<path>
+SessionDirectory::sub_directories () const
+{
+	vector<path> tmp_paths; 
+
+	tmp_paths.push_back ( sound_path () );
+	tmp_paths.push_back ( peak_path () );
+	tmp_paths.push_back ( dead_sound_path () );
+
+	return tmp_paths;
+}
+
+} // namespace ARDOUR