# # Copyright (c) 2012 Helmut Merz helmutm@cy55.de # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA # """ Definition of view classes and other browser related stuff for job management. """ from logging import getLogger from zope import component from zope.cachedescriptors.property import Lazy from zope.security.proxy import removeSecurityProxy from cybertools.meta.interfaces import IOptions from cybertools.organize.interfaces import IJobManager class Executor(object): """ A view whose processJobs method should be called via cron + wget in order to execute all jobs that are found. """ def __init__(self, context, request): self.context = context self.request = request @Lazy def options(self): return IOptions(self.context) @Lazy def logger(self): return getLogger('loops.organize.job') def processJobs(self): output = [] names = [n for n in self.request.get('job_managers', '').split(',') if n] if not names: names = self.options('organize.job.managers', []) for name in names: manager = component.queryAdapter(self.context, IJobManager, name=name) if manager is None: msg = "Job manager '%s' not found." % name self.logger.warn(msg) output.append(msg) else: manager = removeSecurityProxy(manager) manager.view = self output.append(manager.process()) if not output: return 'No job managers available.' return '\n'.join(m for m in output if m)