def GetParameter(user, parameter_id):
param = Parameter.objects.get(ParameterID=parameter_id)
if ToolPermissions.CanView(user, param.ToolVersion.Tool):
return param
else:
raise PermissionDenied
def GetParameterAndChildren(user, parameter_id):
param = Parameter.objects.filter(
Q(ParameterID=parameter_id) | Q(ParentParameter_id=parameter_id))
if ToolPermissions.CanView(user, param[0].ToolVersion.Tool):
return param
else:
raise PermissionDenied
def GetTool(user, ToolID):
tool = get_object_or_404(Tool, pk=ToolID)
if ToolPermissions.CanView(user, tool):
return tool
else:
raise PermissionDenied
def GetToolVersionByID(user, version_id):
version = get_object_or_404(ToolVersion, pk=version_id)
if ToolPermissions.CanView(user, version.Tool):
return version
else:
raise PermissionDenied