[gnome-disk-utility] utils: make unfuse_path() replace $HOME with ~

[David Zeuthen <davidz src gnome org>]

commit 99a3c8ea7c48459ae996d2187e1c79e3cb95d26d
Author: David Zeuthen <zeuthen gmail com>
Date:   Tue May 21 18:31:05 2013 -0700

    utils: make unfuse_path() replace $HOME with ~
    
    Because it's more natural to convey
    
     ~/Downloads/foo.iso
    
    than
    
     /home/davidz/Downloads/foo.iso
    
    Signed-off-by: David Zeuthen <zeuthen gmail com>

 src/libgdu/gduutils.c |   20 ++++++++++++++++++++
 1 files changed, 20 insertions(+), 0 deletions(-)
---
diff --git a/src/libgdu/gduutils.c b/src/libgdu/gduutils.c
index 8da612d..ca8e097 100644
--- a/src/libgdu/gduutils.c
+++ b/src/libgdu/gduutils.c
@@ -194,7 +194,9 @@ gdu_utils_unfuse_path (const gchar *path)
   gchar *ret;
   GFile *file;
   gchar *uri;
+  const gchar *home;
 
+  /* Map GVfs FUSE paths to GVfs URIs */
   file = g_file_new_for_path (path);
   uri = g_file_get_uri (file);
   if (g_str_has_prefix (uri, "file:"))
@@ -208,6 +210,24 @@ gdu_utils_unfuse_path (const gchar *path)
   g_object_unref (file);
   g_free (uri);
 
+  /* Replace $HOME with ~ */
+  home = g_get_home_dir ();
+  if (g_str_has_prefix (ret, home))
+    {
+      size_t home_len = strlen (home);
+      if (home_len > 2)
+        {
+          if (home[home_len - 1] == '/')
+            home_len--;
+          if (ret[home_len] == '/')
+            {
+              gchar *tmp = ret;
+              ret = g_strdup_printf ("~/%s", ret + home_len + 1);
+              g_free (tmp);
+            }
+        }
+    }
+
   return ret;
 }