e0d9073af0
git-svn-id: svn://svn.cy55.de/Zope3/src/cybertools/trunk@3535 fd906abe-77d9-0310-91a1-e0d9ade77398
81 lines
2.4 KiB
Python
81 lines
2.4 KiB
Python
#
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# Copyright (c) 2009 Helmut Merz helmutm@cy55.de
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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"""
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Base implementation for import adapters.
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$Id$
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"""
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from cStringIO import StringIO
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from logging import getLogger
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from zope import component
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from zope.interface import implements
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from zope.cachedescriptors.property import Lazy
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from cybertools.external.interfaces import IReader, ILoader
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class BaseReader(object):
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implements(IReader)
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def __init__(self, context):
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self.context = context
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def read(self, input):
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return []
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class BaseLoader(object):
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implements(ILoader)
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def __init__(self, context):
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self.context = context
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self.changes = []
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self.errors = []
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self.summary = dict(count=0, new=0, changed=0, errors=0, warnings=0)
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self.transcript = StringIO()
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self.logger = getLogger('Loader')
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self.groups = {}
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def load(self, elements):
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self.loadRecursive(elements)
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self.transcript.write('Rows loaded: %(count)i; changes: %(changed)i; '
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'errors: %(errors)i\n' % self.summary)
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def loadRecursive(self, elements):
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for element in elements:
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element.execute(self)
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if element.subElements is not None:
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self.loadRecursive(element.subElements)
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self.summary['count'] += 1
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def error(self, message):
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self.transcript.write(message + '\n')
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self.errors.append(message)
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self.summary['errors'] += 1
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self.logger.error(message)
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def change(self, message=None):
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if message is not None:
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self.transcript.write(message + '\n')
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self.changes.append(message)
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self.logger.info(message)
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self.summary['changed'] += 1
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