Case-insensitive sort for image filenames.

3 files changed, 62 insertions, 0 deletions

diff --git a/src/lib/case_insensitive_sorter.cc b/src/lib/case_insensitive_sorter.cc
new file mode 100644
index 000000000..02543f03a
--- /dev/null
+++ b/src/lib/case_insensitive_sorter.cc
@@ -0,0 +1,35 @@
+/*
+    Copyright (C) 2016 Carl Hetherington <cth@carlh.net>
+
+    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 "case_insensitive_sorter.h"
+#include <boost/filesystem.hpp>
+#include <boost/foreach.hpp>
+#include <iostream>
+
+using std::string;
+
+bool
+CaseInsensitiveSorter::operator() (boost::filesystem::path a, boost::filesystem::path b)
+{
+	string x = a.string ();
+	string y = b.string ();
+	transform (x.begin(), x.end(), x.begin(), ::tolower);
+	transform (y.begin(), y.end(), y.begin(), ::tolower);
+	return x < y;
+}
diff --git a/src/lib/case_insensitive_sorter.h b/src/lib/case_insensitive_sorter.h
new file mode 100644
index 000000000..0b77f3916
--- /dev/null
+++ b/src/lib/case_insensitive_sorter.h
@@ -0,0 +1,26 @@
+/*
+    Copyright (C) 2016 Carl Hetherington <cth@carlh.net>
+
+    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 <boost/filesystem.hpp>
+
+class CaseInsensitiveSorter
+{
+public:
+	bool operator() (boost::filesystem::path a, boost::filesystem::path b);
+};
diff --git a/src/lib/wscript b/src/lib/wscript
index 5a1ab8b10..c538851d5 100644
--- a/src/lib/wscript
+++ b/src/lib/wscript
@@ -33,6 +33,7 @@ sources = """
           audio_point.cc
           audio_processor.cc
           audio_stream.cc
+          case_insensitive_sorter.cc
           cinema.cc
           cinema_kdms.cc
           cinema_sound_processor.cc