# -*- coding: utf-8 -*-
-####################################################
-# Copyright © 2009 Luxia SAS. All rights reserved. #
-# #
-# Contributors: #
-# - Benoît Pin <pinbe@luxia.fr> #
-####################################################
+############################################################
+# Copyright © 2005-2010 Benoît PIN <benoit.pin@ensmp.fr> #
+# Plinn - http://plinn.org #
+# #
+# This program is free software; you can redistribute it #
+# and/or modify it under the terms of the Creative Commons #
+# "Attribution-Noncommercial 2.0 Generic" #
+# http://creativecommons.org/licenses/by-nc/2.0/ #
+############################################################
""" Image threaded batch computation module
-
-$Id: manipulation.py 1391 2009-09-16 23:36:05Z pin $
-$URL: http://svn.luxia.fr/svn/labo/projects/zope/Portfolio/trunk/manipulation.py $
"""
import threading
import logging
import atexit
-import time
-import Zope2
+from types import StringTypes
from math import ceil
import transaction
from ZODB.POSException import ConflictError
"""
__stopped = False
-
- def __init__(self, portal_path, itemPath):
+
+
+ def __init__(self, portal_path, itemsPath) :
threading.Thread.__init__(self)
- self.app = app = Zope2.app()
- self.portal = portal = app.unrestrictedTraverse(portal_path)
- self.imgTool = portal.portal_image_manipulation
+ self.portal_path = portal_path
self.queue = []
- if itemPath :
- self.queueAdd(itemPath)
- else :
- ctool = portal.portal_catalog
- brains = ctool.unrestrictedSearchResults(portal_type='Photo', tiles_available=0)
- for b in brains :
- self.queueAdd(b.getPath())
+ if isinstance(itemsPath, StringTypes) :
+ itemsPath = [itemsPath]
+ for i in itemsPath :
+ self.queueAdd(i)
@property
def queueSize(self) :
def run(self) :
console.info('process started.')
- atexit.register(self.stop)
+ #atexit.register(self.stop)
+ import Zope2
+ app = Zope2.app()
while not self.__stopped and self.queueSize :
- self._process()
+ self._process(app)
+
+ con = app._p_jar
+ con.close()
+ #con.close()
console.info('process finished.')
+ #print con
+ #print con.transaction_manager
+
def stop(self):
console.info('process stopped.')
self.__stopped = True
- def _process(self) :
-
+ def _process(self, app) :
path = self.queue.pop(0)
-
try :
- p = self.app.unrestrictedTraverse(path)
+ p = app.unrestrictedTraverse(path)
except KeyError :
console.warn('deleted during processing: %s' % path)
return
except ConflictError :
console.warn('Resync after ZODB ConflicError')
transaction.abort()
- self.portal._p_jar.sync()
+ portal = app.unrestrictedTraverse(self.portal_path)
+ portal._p_jar.sync()
self.queueAdd(path)
return
except :