Docstrings for pecan.decorators.

This commit is contained in:
Jonathan LaCour
2011-03-06 14:48:48 -05:00
parent 52cdec95ba
commit 941063e654

View File

@@ -1,7 +1,16 @@
from inspect import getargspec
from util import _cfg
__all__ = [
'expose', 'transactional', 'accept_noncanonical'
]
def when_for(controller):
'''
'''
def when(method=None, **kw):
def decorate(f):
expose(**kw)(f)
@@ -19,7 +28,19 @@ def expose(template = None,
error_handler = None,
htmlfill = None,
generic = False):
'''
Decorator used to flag controller methods as being "exposed" for
access via HTTP, and to configure that access.
:param template: The path to a template, relative to the base template directory.
:param content_type: The content-type to use for this template.
:param schema: A ``formencode`` ``Schema`` object to use for validation.
:param json_schema: A ``formencode`` ``Schema`` object to use for validation of JSON POST/PUT content.
:param variable_decode: A boolean indicating if you want to use ``htmlfill``'s variable decode capability of transforming flat HTML form structures into nested ones.
:param htmlfill: Indicates whether or not you want to use ``htmlfill`` for this controller.
:param generic: A boolean which flags this as a "generic" controller, which uses generic functions based upon ``simplegeneric`` generic functions. Allows you to split a single controller into multiple paths based upon HTTP method.
'''
if template == 'json': content_type = 'application/json'
def decorate(f):
@@ -67,6 +88,14 @@ def expose(template = None,
return decorate
def transactional(ignore_redirects=True):
'''
If utilizing the :mod:`pecan.hooks` ``TransactionHook``, allows you
to flag a controller method as being wrapped in a transaction,
regardless of HTTP method.
:param ignore_redirects: Indicates if the hook should ignore redirects for this controller or not.
'''
def deco(f):
def wrap(*args, **kwargs):
return f(*args, **kwargs)
@@ -76,5 +105,9 @@ def transactional(ignore_redirects=True):
return deco
def accept_noncanonical(func):
'''
Flags a controller method as accepting non-canoncial URLs.
'''
_cfg(func)['accept_noncanonical'] = True
return func