1.1 --- a/WebStack/Generic.py	Fri Aug 19 13:26:04 2005 +0000
     1.2 +++ b/WebStack/Generic.py	Fri Aug 19 13:26:25 2005 +0000
     1.3 @@ -575,6 +575,12 @@
     1.4          """
     1.5          An application-specific method which sets the 'path_info' in the
     1.6          transaction. This affects subsequent calls to 'get_virtual_path_info'.
     1.7 +
     1.8 +        Note that the virtual path info should either be an empty string, or it
     1.9 +        should begin with "/" and then (optionally) include other details.
    1.10 +        Virtual path info strings which omit the leading "/" - ie. containing
    1.11 +        things like "xxx" or even "xxx/yyy" - do not really make sense and may
    1.12 +        not be handled correctly by various WebStack components.
    1.13          """
    1.14  
    1.15          self.path_info = path_info
    1.16 @@ -592,6 +598,35 @@
    1.17          else:
    1.18              return self.get_path_info()
    1.19  
    1.20 +    def get_processed_virtual_path_info(self):
    1.21 +
    1.22 +        """
    1.23 +        An application-specific method which returns the virtual path info that
    1.24 +        is considered "processed"; that is, the part of the path info which is
    1.25 +        not included in the virtual path info.
    1.26 +
    1.27 +        Where the virtual path info is identical to the path info, an empty
    1.28 +        string is returned.
    1.29 +
    1.30 +        Where the virtual path info is a substring of the path info, the path
    1.31 +        info preceding that substring is returned.
    1.32 +
    1.33 +        Where the virtual path info is either an empty string or not a substring
    1.34 +        of the path info, the entire path info is returned.
    1.35 +        """
    1.36 +
    1.37 +        real_path_info = self.get_path_info()
    1.38 +        virtual_path_info = self.get_virtual_path_info()
    1.39 +
    1.40 +        if virtual_path_info == "":
    1.41 +            return real_path_info
    1.42 +
    1.43 +        i = real_path_info.find(virtual_path_info)
    1.44 +        if i == -1:
    1.45 +            return real_path_info
    1.46 +        else:
    1.47 +            return real_path_info[:i]
    1.48 +
    1.49  class Resource:
    1.50  
    1.51      "A generic resource interface."