[pdfmod] Fix crash with export images by escaping output path

[Gabriel Burt <gburt src gnome org>]

commit a5b03fed34500efa4b4ea8fccb6c2fa9a893237a
Author: Gabriel Burt <gabriel burt gmail com>
Date:   Mon Aug 23 13:24:29 2010 -0500

    Fix crash with export images by escaping output path
    
    We export the images to a folder named after the document, but we need
    to properly escape that name and the image output names themselves.

 src/PdfMod/Gui/Actions.cs                    |    3 ++-
 src/PdfMod/Pdf/Actions/ExportImagesAction.cs |    4 ++--
 2 files changed, 4 insertions(+), 3 deletions(-)
---
diff --git a/src/PdfMod/Gui/Actions.cs b/src/PdfMod/Gui/Actions.cs
index 0f4020b..c934136 100644
--- a/src/PdfMod/Gui/Actions.cs
+++ b/src/PdfMod/Gui/Actions.cs
@@ -339,7 +339,8 @@ namespace PdfMod.Gui
                 Path.GetDirectoryName (app.Document.SuggestedSavePath),
                 // Translators: This is used for creating a folder name, be careful!
                 //String.Format (Catalog.GetString ("{0} - Images for {1}"), app.Document.Title ?? app.Document.Filename, GetPageSummary (pages, 10))
-                app.Document.Title ?? System.IO.Path.GetFileNameWithoutExtension (app.Document.Filename)
+                Hyena.StringUtil.EscapeFilename (
+                    app.Document.Title ?? System.IO.Path.GetFileNameWithoutExtension (app.Document.Filename))
             );
 
             var export_path = export_path_base;
diff --git a/src/PdfMod/Pdf/Actions/ExportImagesAction.cs b/src/PdfMod/Pdf/Actions/ExportImagesAction.cs
index 2aa5516..31c1fd9 100644
--- a/src/PdfMod/Pdf/Actions/ExportImagesAction.cs
+++ b/src/PdfMod/Pdf/Actions/ExportImagesAction.cs
@@ -122,8 +122,8 @@ namespace PdfMod.Pdf.Actions
             var name_fragment = String.IsNullOrEmpty (name) ? null : String.Format (" ({0})", name);
             var path = Path.Combine (
                 to_path,
-                String.Format ("{0:00}{1}.{2}",
-                    image.PageIndex, name_fragment, ext)
+                Hyena.StringUtil.EscapeFilename (
+                    String.Format ("{0:00}{1}.{2}", image.PageIndex, name_fragment, ext))
                 //String.Format ("Page {0} - #{1:00}{2}.{3}",
                     //image.Page.Index, image.PageIndex, name_fragment, ext)
             );