Various KDM and encryption fixes.

[dcpomatic.git] / src / lib / util.cc

diff --git a/src/lib/util.cc b/src/lib/util.cc
index b8bc1fc9e467680646f924c2ab3385d195911efb..4e4493ac785ba1edecb3bdd68a2df1f6c03af676 100644 (file)
--- a/src/lib/util.cc
+++ b/src/lib/util.cc
@@ -800,3 +800,18 @@ valid_image_file (boost::filesystem::path f)
        return (ext == ".tif" || ext == ".tiff" || ext == ".jpg" || ext == ".jpeg" || ext == ".png" || ext == ".bmp" || ext == ".tga");
 }
 
+string
+tidy_for_filename (string f)
+{
+       string t;
+       for (size_t i = 0; i < f.length(); ++i) {
+               if (isalpha (f[i]) || f[i] == '_' || f[i] == '-') {
+                       t += f[i];
+               } else {
+                       t += '_';
+               }
+       }
+
+       return t;
+}
+