Index: modules/univention/admin/handlers/settings/listener.py
===================================================================
--- modules/univention/admin/handlers/settings/listener.py	(nicht existent)
+++ modules/univention/admin/handlers/settings/listener.py	(Arbeitskopie)
@@ -0,0 +1,237 @@
+# -*- coding: utf-8 -*-
+#
+# Univention Directory Manager Modules
+#  direcory manager module for Listener extensions
+#
+# Copyright 2017 Univention GmbH
+#
+# http://www.univention.de/
+#
+# All rights reserved.
+#
+# The source code of this program is made available
+# under the terms of the GNU Affero General Public License version 3
+# (GNU AGPL V3) as published by the Free Software Foundation.
+#
+# Binary versions of this program provided by Univention to you as
+# well as other copyrighted, protected or trademarked materials like
+# Logos, graphics, fonts, specific documentations and configurations,
+# cryptographic keys etc. are subject to a license agreement between
+# you and Univention and not subject to the GNU AGPL V3.
+#
+# In the case you use this program under the terms of the GNU AGPL V3,
+# the program is provided 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 Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public
+# License with the Debian GNU/Linux or Univention distribution in file
+# /usr/share/common-licenses/AGPL-3; if not, see
+# <http://www.gnu.org/licenses/>.
+
+from univention.admin.layout import Tab, Group
+import univention.admin.filter
+import univention.admin.handlers
+import univention.admin.password
+import univention.admin.allocators
+import univention.admin.localization
+import apt
+
+translation = univention.admin.localization.translation('univention.admin.handlers.settings')
+_ = translation.translate
+
+OC = "univentionListenerExtension"
+
+module = 'settings/listener'
+superordinate = 'settings/cn'
+childs = 0
+operations = ['add', 'edit', 'remove', 'search', 'move']
+short_description = _('Settings: Listener Extension')
+long_description = ''
+options = {}
+property_descriptions = {
+	'name': univention.admin.property(
+		short_description=_('Listener name'),
+		long_description='',
+		syntax=univention.admin.syntax.string,
+		multivalue=False,
+		include_in_default_search=True,
+		options=[],
+		required=True,
+		may_change=True,
+		identifies=True
+	),
+	'filename': univention.admin.property(
+		short_description=_('Listener file name'),
+		long_description='',
+		syntax=univention.admin.syntax.BaseFilename,
+		multivalue=False,
+		options=[],
+		required=True,
+		may_change=True,
+		default='',
+		identifies=False
+	),
+	'data': univention.admin.property(
+		short_description=_('Listener data'),
+		long_description='',
+		syntax=univention.admin.syntax.Base64Bzip2Text,
+		multivalue=False,
+		options=[],
+		required=True,
+		may_change=True,
+		identifies=False
+	),
+	'active': univention.admin.property(
+		short_description=_('Active'),
+		long_description='',
+		syntax=univention.admin.syntax.TrueFalseUp,
+		default='FALSE',
+		multivalue=False,
+		options=[],
+		required=False,
+		may_change=True,
+		identifies=False
+	),
+	'servers': univention.admin.property(
+		short_description=_('Servers'),
+		long_description='',
+		syntax=univention.admin.syntax.UCS_Server,
+		multivalue=True,
+		options=[],
+		required=False,
+		may_change=True,
+		identifies=False
+	),
+	'appidentifier': univention.admin.property(
+		short_description=_('App identifier'),
+		long_description='',
+		syntax=univention.admin.syntax.TextArea,
+		multivalue=True,
+		options=[],
+		required=False,
+		may_change=True,
+		identifies=False
+	),
+	'package': univention.admin.property(
+		short_description=_('Software package'),
+		long_description='',
+		syntax=univention.admin.syntax.string,
+		multivalue=False,
+		options=[],
+		required=False,
+		may_change=True,
+		identifies=False
+	),
+	'packageversion': univention.admin.property(
+		short_description=_('Software package version'),
+		long_description='',
+		syntax=univention.admin.syntax.DebianPackageVersion,
+		multivalue=False,
+		options=[],
+		required=False,
+		may_change=True,
+		identifies=False
+	),
+	'ucsversionstart': univention.admin.property(
+		short_description=_('Minimal UCS version'),
+		long_description='',
+		syntax=univention.admin.syntax.UCSVersion,
+		multivalue=False,
+		options=[],
+		required=False,
+		may_change=True,
+		identifies=False
+	),
+	'ucsversionend': univention.admin.property(
+		short_description=_('Maximal UCS version'),
+		long_description='',
+		syntax=univention.admin.syntax.UCSVersion,
+		multivalue=False,
+		options=[],
+		required=False,
+		may_change=True,
+		identifies=False
+	),
+}
+
+layout = [
+	Tab(_('General'), _('Basic values'), layout=[
+		Group(_('General Listener extension settings'), layout=[
+			["name"],
+			["filename"],
+			["data"],
+			["servers"],
+		]),
+		Group(_('Metadata'), layout=[
+			["package"],
+			["packageversion"],
+			["appidentifier"],
+		]),
+		Group(_('UCS Version Dependencies'), layout=[
+			["ucsversionstart"],
+			["ucsversionend"],
+		]),
+		Group(_('Activated'), layout=[
+			["active"],
+		]),
+	]),
+]
+
+mapping = univention.admin.mapping.mapping()
+mapping.register('name', 'cn', None, univention.admin.mapping.ListToString)
+mapping.register('filename', 'univentionListenerFilename', None, univention.admin.mapping.ListToString)
+mapping.register('data', 'univentionListenerData', univention.admin.mapping.mapBase64, univention.admin.mapping.unmapBase64)
+mapping.register('active', 'univentionListenerActive', None, univention.admin.mapping.ListToString)
+mapping.register('servers', 'univentionListenerServers')
+mapping.register('appidentifier', 'univentionAppIdentifier')
+mapping.register('package', 'univentionOwnedByPackage', None, univention.admin.mapping.ListToString)
+mapping.register('packageversion', 'univentionOwnedByPackageVersion', None, univention.admin.mapping.ListToString)
+mapping.register('ucsversionstart', 'univentionUCSVersionStart', None, univention.admin.mapping.ListToString)
+mapping.register('ucsversionend', 'univentionUCSVersionEnd', None, univention.admin.mapping.ListToString)
+
+
+class object(univention.admin.handlers.simpleLdap):
+	module = module
+
+	def open(self):
+		univention.admin.handlers.simpleLdap.open(self)
+
+	def _ldap_addlist(self):
+		ocs = ['top', 'univentionObjectMetadata', OC]
+
+		return [
+			('objectClass', ocs),
+		]
+
+	def _ldap_pre_modify(self):
+		diff_keys = [key for key in self.info.keys() if self.info.get(key) != self.oldinfo.get(key) and key not in ('active', 'appidentifier')]
+		if not diff_keys:  # check for trivial change
+			return
+		if not self.hasChanged('package'):
+			old_version = self.oldinfo.get('packageversion', '0')
+			if not apt.apt_pkg.version_compare(self['packageversion'], old_version) > -1:
+				raise univention.admin.uexceptions.valueInvalidSyntax(_('packageversion: Version must not be lower than the current one.'))
+
+
+def lookup(co, lo, filter_s, base='', superordinate=None, scope='sub', unique=False, required=False, timeout=-1, sizelimit=0):
+
+	filter = univention.admin.filter.conjunction('&', [
+		univention.admin.filter.expression('objectClass', OC),
+	])
+
+	if filter_s:
+		filter_p = univention.admin.filter.parse(filter_s)
+		univention.admin.filter.walk(filter_p, univention.admin.mapping.mapRewrite, arg=mapping)
+		filter.expressions.append(filter_p)
+
+	res = []
+	for dn, attrs in lo.search(unicode(filter), base, scope, [], unique, required, timeout, sizelimit):
+		res.append(object(co, lo, None, dn, attributes=attrs))
+	return res
+
+
+def identify(dn, attr, canonical=0):
+
+	return OC in attr.get('objectClass', [])
Index: modules/univention/admin/handlers/settings/ucr_extension.py
===================================================================
--- modules/univention/admin/handlers/settings/ucr_extension.py	(nicht existent)
+++ modules/univention/admin/handlers/settings/ucr_extension.py	(Arbeitskopie)
@@ -0,0 +1,267 @@
+# -*- coding: utf-8 -*-
+#
+# Univention Directory Manager Modules
+#  direcory manager module for UCR extensions
+#
+# Copyright 2017 Univention GmbH
+#
+# http://www.univention.de/
+#
+# All rights reserved.
+#
+# The source code of this program is made available
+# under the terms of the GNU Affero General Public License version 3
+# (GNU AGPL V3) as published by the Free Software Foundation.
+#
+# Binary versions of this program provided by Univention to you as
+# well as other copyrighted, protected or trademarked materials like
+# Logos, graphics, fonts, specific documentations and configurations,
+# cryptographic keys etc. are subject to a license agreement between
+# you and Univention and not subject to the GNU AGPL V3.
+#
+# In the case you use this program under the terms of the GNU AGPL V3,
+# the program is provided 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 Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public
+# License with the Debian GNU/Linux or Univention distribution in file
+# /usr/share/common-licenses/AGPL-3; if not, see
+# <http://www.gnu.org/licenses/>.
+
+from univention.admin.layout import Tab, Group
+import univention.admin.filter
+import univention.admin.handlers
+import univention.admin.password
+import univention.admin.allocators
+import univention.admin.localization
+import apt
+
+translation = univention.admin.localization.translation('univention.admin.handlers.settings')
+_ = translation.translate
+
+OC = "univentionUCRExtension"
+
+module = 'settings/ucr_extension'
+superordinate = 'settings/cn'
+childs = 0
+operations = ['add', 'edit', 'remove', 'search', 'move']
+short_description = _('Settings: UCR Extension')
+long_description = ''
+options = {}
+property_descriptions = {
+	'name': univention.admin.property(
+		short_description=_('UCR name'),
+		long_description='',
+		syntax=univention.admin.syntax.string,
+		multivalue=False,
+		include_in_default_search=True,
+		options=[],
+		required=True,
+		may_change=True,
+		identifies=True
+	),
+	'filename': univention.admin.property(
+		short_description=_('UCR file name'),
+		long_description='',
+		syntax=univention.admin.syntax.BaseFilename,
+		multivalue=False,
+		options=[],
+		required=True,
+		may_change=True,
+		default='',
+		identifies=False
+	),
+	'infodata': univention.admin.property(
+		short_description=_('UCR info data'),
+		long_description='',
+		syntax=univention.admin.syntax.Base64Bzip2Text,
+		multivalue=False,
+		options=[],
+		required=True,
+		may_change=True,
+		identifies=False
+	),
+	'variablesinfodata': univention.admin.property(
+		short_description=_('UCR variables info data'),
+		long_description='',
+		syntax=univention.admin.syntax.Base64Bzip2Text,
+		multivalue=False,
+		options=[],
+		required=True,
+		may_change=True,
+		identifies=False
+	),
+	'template': univention.admin.property(
+		short_description=_('UCR temaplates'),
+		long_description='',
+		syntax=univention.admin.syntax.Base64Bzip2Text,
+		multivalue=True,
+		options=[],
+		required=True,
+		may_change=True,
+		identifies=False
+	),
+	'scripts': univention.admin.property(
+		short_description=_('UCR scripts'),
+		long_description='',
+		syntax=univention.admin.syntax.Base64Bzip2Text,
+		multivalue=True,
+		options=[],
+		required=True,
+		may_change=True,
+		identifies=False
+	),
+	'active': univention.admin.property(
+		short_description=_('Active'),
+		long_description='',
+		syntax=univention.admin.syntax.TrueFalseUp,
+		default='FALSE',
+		multivalue=False,
+		options=[],
+		required=False,
+		may_change=True,
+		identifies=False
+	),
+	'servers': univention.admin.property(
+		short_description=_('Servers'),
+		long_description='',
+		syntax=univention.admin.syntax.UCS_Server,
+		multivalue=True,
+		options=[],
+		required=False,
+		may_change=True,
+		identifies=False
+	),
+	'appidentifier': univention.admin.property(
+		short_description=_('App identifier'),
+		long_description='',
+		syntax=univention.admin.syntax.TextArea,
+		multivalue=True,
+		options=[],
+		required=False,
+		may_change=True,
+		identifies=False
+	),
+	'package': univention.admin.property(
+		short_description=_('Software package'),
+		long_description='',
+		syntax=univention.admin.syntax.string,
+		multivalue=False,
+		options=[],
+		required=False,
+		may_change=True,
+		identifies=False
+	),
+	'packageversion': univention.admin.property(
+		short_description=_('Software package version'),
+		long_description='',
+		syntax=univention.admin.syntax.DebianPackageVersion,
+		multivalue=False,
+		options=[],
+		required=False,
+		may_change=True,
+		identifies=False
+	),
+	'ucsversionstart': univention.admin.property(
+		short_description=_('Minimal UCS version'),
+		long_description='',
+		syntax=univention.admin.syntax.UCSVersion,
+		multivalue=False,
+		options=[],
+		required=False,
+		may_change=True,
+		identifies=False
+	),
+	'ucsversionend': univention.admin.property(
+		short_description=_('Maximal UCS version'),
+		long_description='',
+		syntax=univention.admin.syntax.UCSVersion,
+		multivalue=False,
+		options=[],
+		required=False,
+		may_change=True,
+		identifies=False
+	),
+}
+
+layout = [
+	Tab(_('General'), _('Basic values'), layout=[
+		Group(_('General UCR extension settings'), layout=[
+			["name"],
+			["filename"],
+			["data"],
+			["servers"],
+		]),
+		Group(_('Metadata'), layout=[
+			["package"],
+			["packageversion"],
+			["appidentifier"],
+		]),
+		Group(_('UCS Version Dependencies'), layout=[
+			["ucsversionstart"],
+			["ucsversionend"],
+		]),
+		Group(_('Activated'), layout=[
+			["active"],
+		]),
+	]),
+]
+
+mapping = univention.admin.mapping.mapping()
+mapping.register('name', 'cn', None, univention.admin.mapping.ListToString)
+mapping.register('filename', 'univentionUCRFilename', None, univention.admin.mapping.ListToString)
+mapping.register('metadata', 'univentionUCRMetaData', univention.admin.mapping.mapBase64, univention.admin.mapping.unmapBase64)
+mapping.register('active', 'univentionUCRActive', None, univention.admin.mapping.ListToString)
+mapping.register('servers', 'univentionUCRServers')
+mapping.register('appidentifier', 'univentionAppIdentifier')
+mapping.register('package', 'univentionOwnedByPackage', None, univention.admin.mapping.ListToString)
+mapping.register('packageversion', 'univentionOwnedByPackageVersion', None, univention.admin.mapping.ListToString)
+mapping.register('ucsversionstart', 'univentionUCSVersionStart', None, univention.admin.mapping.ListToString)
+mapping.register('ucsversionend', 'univentionUCSVersionEnd', None, univention.admin.mapping.ListToString)
+
+
+class object(univention.admin.handlers.simpleLdap):
+	module = module
+
+	def open(self):
+		univention.admin.handlers.simpleLdap.open(self)
+
+	def _ldap_addlist(self):
+		ocs = ['top', 'univentionObjectMetadata', OC]
+
+		return [
+			('objectClass', ocs),
+		]
+
+	def _ldap_pre_modify(self):
+		diff_keys = [key for key in self.info.keys() if self.info.get(key) != self.oldinfo.get(key) and key not in ('active', 'appidentifier')]
+		if not diff_keys:  # check for trivial change
+			return
+		if not self.hasChanged('package'):
+			old_version = self.oldinfo.get('packageversion', '0')
+			if not apt.apt_pkg.version_compare(self['packageversion'], old_version) > -1:
+				raise univention.admin.uexceptions.valueInvalidSyntax(_('packageversion: Version must not be lower than the current one.'))
+
+
+def lookup(co, lo, filter_s, base='', superordinate=None, scope='sub', unique=False, required=False, timeout=-1, sizelimit=0):
+
+	filter = univention.admin.filter.conjunction('&', [
+		univention.admin.filter.expression('objectClass', OC),
+	])
+
+	if filter_s:
+		filter_p = univention.admin.filter.parse(filter_s)
+		univention.admin.filter.walk(filter_p, univention.admin.mapping.mapRewrite, arg=mapping)
+		filter.expressions.append(filter_p)
+
+	res = []
+	for dn, attrs in lo.search(unicode(filter), base, scope, [], unique, required, timeout, sizelimit):
+		res.append(object(co, lo, None, dn, attributes=attrs))
+	return res
+
+
+def identify(dn, attr, canonical=0):
+
+	return OC in attr.get('objectClass', [])