ztfy/utils/request.py
branchZTK-1.1
changeset 114 2a06052933cb
parent 92 bf59a3d6e437
equal deleted inserted replaced
113:6e4902ab865f 114:2a06052933cb
    15 
    15 
    16 
    16 
    17 # import standard packages
    17 # import standard packages
    18 
    18 
    19 # import Zope3 interfaces
    19 # import Zope3 interfaces
       
    20 from zope.annotation.interfaces import IAnnotations
    20 from zope.publisher.interfaces import IRequest
    21 from zope.publisher.interfaces import IRequest
    21 from zope.annotation.interfaces import IAnnotations
    22 from zope.security.interfaces import NoInteraction
    22 
    23 
    23 # import local interfaces
    24 # import local interfaces
    24 
    25 
    25 # import Zope3 packages
    26 # import Zope3 packages
    26 from zope.security.management import getInteraction
    27 from zope.security.management import getInteraction
    27 
    28 
    28 # import local packages
    29 # import local packages
    29 
    30 
    30 from ztfy.utils import _
    31 from ztfy.utils import _
    31 from zope.security.interfaces import NoInteraction
       
    32 
    32 
    33 
    33 
    34 def getRequest():
    34 def getRequest():
    35     """Extract request from current interaction"""
    35     """Extract request from current interaction"""
    36     interaction = getInteraction()
    36     interaction = getInteraction()
    41 
    41 
    42 
    42 
    43 def queryRequest():
    43 def queryRequest():
    44     try:
    44     try:
    45         return getRequest()
    45         return getRequest()
    46     except NoInteraction:
    46     except NoInteraction:  # No current interaction
       
    47         return None
       
    48     except RuntimeError:   # No request in interaction
    47         return None
    49         return None
    48 
    50 
    49 
    51 
    50 def getRequestPrincipal(request=None):
    52 def getRequestPrincipal(request=None):
    51     """Get principal from given request"""
    53     """Get principal from given request"""