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import os.path
from repoze.bfg.chameleon_zpt import render_template_to_response
try:
from functools import wraps
except ImportError:
# < 2.5
from repoze.bfg.functional import wraps
class pushpage(object):
""" Decorator for a function which returns a response object after
running the namespace the wrapped function returns through a
Chameleon ZPT template.
E.g.::
@pushpage('www/my_template.pt')
def my_view(context, request):
return {'a': 1, 'b': ()}
Equates to::
from repoze.bfg.chameleon import render_template_to_response
def my_view(context, request):
return render_template_to_response('www/my_template.pt', a=1, b=())
"""
def __init__(self, template):
self.template = template
def __call__(self, wrapped):
prefix = os.path.dirname(wrapped.func_globals['__file__'])
path = os.path.join(prefix, self.template)
def _curried(context, request):
kw = wrapped(context, request)
return render_template_to_response(path, **kw)
return wraps(wrapped)(_curried) # pickleability and grokkability
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