1 files changed, 40 insertions, 0 deletions
diff --git a/shell/ev-utils.c b/shell/ev-utils.c
index 13f1459..540836f 100644
--- a/shell/ev-utils.c
+++ b/shell/ev-utils.c
@@ -400,3 +400,43 @@ get_gdk_pixbuf_format_by_extension (gchar *uri)
 	return NULL;
 }
 
+#define XDIGIT(c) ((c) <= '9' ? (c) - '0' : ((c) & 0x4F) - 'A' + 10)
+#define HEXCHAR(s) ((XDIGIT (s[1]) << 4) + XDIGIT (s[2]))
+
+static char *
+uri_decoded_copy (const char *part, int length)
+{
+	unsigned char *s, *d;
+	char *decoded = g_strndup (part, length);
+
+	s = d = (unsigned char *)decoded;
+	do {
+		if (*s == '%') {
+			if (!g_ascii_isxdigit (s[1]) ||
+			    !g_ascii_isxdigit (s[2])) {
+				g_free (decoded);
+				return NULL;
+			}
+			*d++ = HEXCHAR (s);
+			s += 2;
+		} else
+			*d++ = *s;
+	} while (*s++);
+
+	return decoded;
+}
+
+char* escape_uri_for_display (const char *uri)
+{
+	GFile *file;
+	char *disp;
+	char *filename;
+
+	file = g_file_new_for_uri (uri);
+	filename = g_file_get_parse_name (file);
+	disp = uri_decoded_copy (filename, strlen (filename));
+	g_free (filename);
+	g_object_unref (file);
+
+	return disp;
+}