| 1 | #-*- mode: python; mode: fold -*- |
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| 2 | # (C) Copyright 2005 The WAeUP group <http://www.waeup.org> |
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| 3 | # Author: Joachim Schmitz (js@aixtraware.de) |
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| 4 | # |
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| 5 | # This program is free software; you can redistribute it and/or modify |
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| 6 | # it under the terms of the GNU General Public License version 2 as published |
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| 7 | # by the Free Software Foundation. |
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| 8 | # |
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| 9 | # This program is distributed in the hope that it will be useful, |
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| 10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 12 | # GNU General Public License for more details. |
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| 13 | # |
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| 14 | # You should have received a copy of the GNU General Public License |
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| 15 | # along with this program; if not, write to the Free Software |
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| 16 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA |
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| 17 | # 02111-1307, USA. |
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| 18 | # |
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| 19 | # $Id: SetupDemoDB.py 1882 2007-06-12 08:18:16Z henrik $ |
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| 20 | """ |
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| 21 | remove Data from live db to make a demodb |
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| 22 | """ |
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| 23 | import random |
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| 24 | import transaction |
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| 25 | import logging |
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| 26 | logger = logging.getLogger('Extension.SetupDemoDB.removeStudents') |
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| 27 | |
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| 28 | def removeStudents(self): |
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| 29 | "remove nearly all students to form a lightweight demodb" |
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| 30 | context = self.uniben |
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| 31 | wftool = context.portal_workflow |
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| 32 | mtool = context.portal_membership |
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| 33 | member = mtool.getAuthenticatedMember() |
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| 34 | roles = member.getRolesInContext(context) |
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| 35 | stdir = context.portal_directories.students |
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| 36 | #students_catalog = context.students_catalog |
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| 37 | students = context.portal_url.getPortalObject().campus.students |
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| 38 | step = 5 |
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| 39 | #all = students_catalog() |
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| 40 | all=students.objectIds() |
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| 41 | todel = (len(all)/10) |
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| 42 | sample = random.sample(all,todel) |
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| 43 | logger.info("starting to delete %d students" % todel) |
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| 44 | for i in range(0,len(sample),step): |
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| 45 | ids = [b for b in sample[i:i + step]] |
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| 46 | logger.info("deleting students %s" % (ids)) |
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| 47 | for sid in ids: |
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| 48 | if hasattr(stdir, sid): |
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| 49 | stdir.deleteEntry(sid) |
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| 50 | try: |
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| 51 | students.manage_delObjects(ids) |
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| 52 | except: |
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| 53 | logger.info("error deleting %s" % (ids)) |
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| 54 | logger.info("deleted %d students %s" % (step,ids)) |
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| 55 | transaction.commit() |
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