1 #!/usr/bin/python2.5

     2 #

     3 # Copyright 2008 the Melange authors.

     4 #

     5 # Licensed under the Apache License, Version 2.0 (the "License");

     6 # you may not use this file except in compliance with the License.

     7 # You may obtain a copy of the License at

     8 #

     9 #   http://www.apache.org/licenses/LICENSE-2.0

    10 #

    11 # Unless required by applicable law or agreed to in writing, software

    12 # distributed under the License is distributed on an "AS IS" BASIS,

    13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

    14 # See the License for the specific language governing permissions and

    15 # limitations under the License.

    16 

    17 """Helpers for manipulating templates.

    18 """

    19 

    20 __authors__ = [

    21   '"Todd Larsen" <tlarsen@google.com>',

    22   ]

    23 

    24 

    25 def makeSiblingTemplatesList(templates, new_template_file):

    26   """Converts template paths into a list of "sibling" templates.

    27   

    28   Args:

    29     templates: search list of templates (or just a single template not in a

    30       list) from which template paths will be extracted (discarding the final

    31       template file name of each template)

    32     new_template_file: new "sibling" template file to append to each extracted

    33       template path

    34       

    35   Returns:

    36     A list of potential "sibling" templates named by new_template_file located

    37     in the paths of the templates in the supplied list.  For example, from:

    38       ['foo/bar/the_old_template.html', 'foo/the_old_template.html']

    39     to:

    40       ['foo/bar/some_new_template.html', 'foo/some_new_template.html']

    41   """

    42   if not isinstance(templates, (list, tuple)):

    43     templates = [templates]

    44 

    45   return [

    46       '%s/%s' % (t.rsplit('/', 1)[0], new_template_file) for t in templates]