Commit cf11d044 authored by Jean-Paul Smets's avatar Jean-Paul Smets

refactoring Predicate API


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@3273 20353a03-c40f-0410-a6d1-a30d3c3de9de
parent 9fd23c90
##############################################################################
#
# Copyright (c) 2002 Nexedi SARL and Contributors. All Rights Reserved.
# Jean-Paul Smets-Solanes <jp@nexedi.com>
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsability of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# garantees and support are strongly adviced to contract a Free Software
# Service Company
#
# 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.
#
##############################################################################
from Globals import InitializeClass
from AccessControl import ClassSecurityInfo
from Products.ERP5Type import Permissions, PropertySheet, Constraint, Interface
from Products.ERP5Type.Base import Base
from Products.ERP5.Document.Predicate import Predicate
class ComplementPredicate(Base, Predicate):
"""
The other predicate makes the complement
"""
meta_type = 'ERP5 Complement Predicate'
portal_type = 'Complement Predicate'
add_permission = Permissions.AddPortalContent
isPortalContent = 1
isRADContent = 1
_operators = []
# Declarative security
security = ClassSecurityInfo()
security.declareObjectProtected(Permissions.View)
# Declarative properties
property_sheets = ( PropertySheet.Base
, PropertySheet.Predicate
)
# Declarative interfaces
__implements__ = ( Interface.Predicate )
# Factory Type Information
factory_type_information = \
{ 'id' : portal_type
, 'meta_type' : meta_type
, 'description' : """\
A bank account number holds a collection of numbers
and codes (ex. SWIFT, RIB, etc.) which may be used to
identify a bank account."""
, 'icon' : 'predicate_icon.gif'
, 'product' : 'ERP5'
, 'factory' : 'addValuePredicate'
, 'immediate_view' : 'predicate_view'
, 'actions' :
( { 'id' : 'view'
, 'name' : 'View'
, 'category' : 'object_view'
, 'action' : 'predicate_view'
, 'permissions' : (
Permissions.View, )
}
,
)
}
def test(self, context):
"""
A Predicate can be tested on a given context
"""
pass
def asPythonExpression():
"""
A Predicate can be rendered as a python expression. This
is the preferred approach within Zope.
"""
pass
def asSqlExpression():
"""
A Predicate can be rendered as a python expression. This
is the preferred approach within Zope.
"""
pass
##############################################################################
#
# Copyright (c) 2002 Nexedi SARL and Contributors. All Rights Reserved.
# Jean-Paul Smets-Solanes <jp@nexedi.com>
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsability of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# garantees and support are strongly adviced to contract a Free Software
# Service Company
#
# 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.
#
##############################################################################
from Globals import InitializeClass
from AccessControl import ClassSecurityInfo
from Products.ERP5Type import Permissions, PropertySheet, Constraint, Interface
from Products.ERP5Type.Base import Base
from Products.ERP5.Document.ValuePredicate import ValuePredicate
class MultivaluePredicate(ValuePredicate):
"""
A value predicate compares an attribute multiple values
"""
meta_type = 'ERP5 Multivalue Predicate'
portal_type = 'Multivalue Predicate'
add_permission = Permissions.AddPortalContent
isPortalContent = 1
isRADContent = 1
_operators = (
{
'id': 'IN',
'title': 'IN',
'description': 'Checks if two values are equal',
'sql_operator': 'in',
'python_operator': '==',
},
{
'id': 'NOT_IN',
'title': '!=',
'description': 'Checks if two values are different',
'sql_operator': '<>',
'python_operator': '!=',
},
{
'id': '>',
'title': '>',
'description': 'Checks if attribute is greater than value',
'sql_operator': '>',
'python_operator': '>',
},
{
'id': '<',
'title': '<',
'description': 'Checks if attribute is smaller than value',
'sql_operator': '<',
'python_operator': '<',
},
{
'id': '>=',
'title': '>=',
'description': 'Checks if attribute is greater than value',
'sql_operator': '>=',
'python_operator': '>=',
},
{
'id': '<=',
'title': '<=',
'description': 'Checks if attribute is smaller than value',
'sql_operator': '<=',
'python_operator': '<=',
},
{
'id': 'LIKE',
'title': 'LIKE',
'description': 'Checks if attribute is like value',
'sql_operator': 'LIKE',
'python_operator': '<=',
},
)
# Declarative security
security = ClassSecurityInfo()
security.declareObjectProtected(Permissions.View)
# Declarative properties
property_sheets = ( PropertySheet.Base
, PropertySheet.Predicate
)
# Declarative interfaces
__implements__ = ( Interface.Predicate )
# Factory Type Information
factory_type_information = \
{ 'id' : portal_type
, 'meta_type' : meta_type
, 'description' : """\
A bank account number holds a collection of numbers
and codes (ex. SWIFT, RIB, etc.) which may be used to
identify a bank account."""
, 'icon' : 'predicate_icon.gif'
, 'product' : 'ERP5'
, 'factory' : 'addValuePredicate'
, 'immediate_view' : 'predicate_view'
, 'actions' :
( { 'id' : 'view'
, 'name' : 'View'
, 'category' : 'object_view'
, 'action' : 'predicate_view'
, 'permissions' : (
Permissions.View, )
}
,
)
}
def test(self, context):
"""
A Predicate can be tested on a given context
"""
pass
def asPythonExpression():
"""
A Predicate can be rendered as a python expression. This
is the preferred approach within Zope.
"""
pass
def asSqlExpression():
"""
A Predicate can be rendered as a python expression. This
is the preferred approach within Zope.
"""
pass
This diff is collapsed.
##############################################################################
#
# Copyright (c) 2002 Nexedi SARL and Contributors. All Rights Reserved.
# Jean-Paul Smets-Solanes <jp@nexedi.com>
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsability of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# garantees and support are strongly adviced to contract a Free Software
# Service Company
#
# 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.
#
##############################################################################
from Globals import InitializeClass
from AccessControl import ClassSecurityInfo
from Products.ERP5Type import Permissions, PropertySheet, Constraint, Interface
from Products.ERP5.Document.MappedValue import MappedValue
from Products.ERP5.Document.SetPredicate import SetPredicate
class SetMappedValue(MappedValue, SetPredicate):
"""
A SetMappedValue allows to associate a value to a domain
just like a MappedValue but uses a Set predicate instead of
a PredicateGroup
"""
meta_type = 'ERP5 Set Mapped Value'
portal_type = 'Set Mapped Value'
add_permission = Permissions.AddPortalContent
isPortalContent = 1
isRADContent = 1
# Declarative security
security = ClassSecurityInfo()
security.declareObjectProtected(Permissions.View)
# Declarative interfaces
__implements__ = ( Interface.Predicate )
# Declarative properties
property_sheets = ( PropertySheet.Base
, PropertySheet.SimpleItem
, PropertySheet.CategoryCore
, PropertySheet.Predicate
, PropertySheet.Domain
, PropertySheet.MappedValue
)
# Factory Type Information
factory_type_information = \
{ 'id' : portal_type
, 'meta_type' : meta_type
, 'description' : """\
A bank account number holds a collection of numbers
and codes (ex. SWIFT, RIB, etc.) which may be used to
identify a bank account."""
, 'icon' : 'transformed_resource_icon.gif'
, 'product' : 'ERP5'
, 'factory' : 'addSetMappedValue'
, 'immediate_view' : 'mapped_value_view'
, 'actions' :
( { 'id' : 'view'
, 'name' : 'View'
, 'category' : 'object_view'
, 'action' : 'mapped_value_view'
, 'permissions' : (
Permissions.View, )
}
, { 'id' : 'print'
, 'name' : 'Print'
, 'category' : 'object_print'
, 'action' : 'mapped_value_print'
, 'permissions' : (
Permissions.View, )
}
, { 'id' : 'metadata'
, 'name' : 'Metadata'
, 'category' : 'object_view'
, 'action' : 'metadata_edit'
, 'permissions' : (
Permissions.View, )
}
, { 'id' : 'translate'
, 'name' : 'Translate'
, 'category' : 'object_action'
, 'action' : 'translation_template_view'
, 'permissions' : (
Permissions.TranslateContent, )
}
)
}
test = SetPredicate.test
asPythonExpression = SetPredicate.asPythonExpression
asSqlExpression = SetPredicate.asSqlExpression
##############################################################################
#
# Copyright (c) 2002 Nexedi SARL and Contributors. All Rights Reserved.
# Jean-Paul Smets-Solanes <jp@nexedi.com>
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsability of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# garantees and support are strongly adviced to contract a Free Software
# Service Company
#
# 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.
#
##############################################################################
from Globals import InitializeClass
from AccessControl import ClassSecurityInfo
from Products.ERP5Type import Permissions, PropertySheet, Constraint, Interface
from Products.ERP5Type.Base import Base
from Products.ERP5.Document.ValuePredicate import ValuePredicate
from zLOG import LOG
class SetPredicate(ValuePredicate):
"""
A value predicate compares an attribute multiple values
"""
meta_type = 'ERP5 Set Predicate'
portal_type = 'Set Predicate'
add_permission = Permissions.AddPortalContent
isPortalContent = 1
isRADContent = 1
_operators = (
{
'id': 'SUPERSET_OF',
'title': 'IN',
'description': 'Checks if two values are equal',
'sql_operator': 'in',
'python_operator': '==',
},
{
'id': 'SUBSET_OF',
'title': '!=',
'description': 'Checks if two values are different',
'sql_operator': '<>',
'python_operator': '!=',
},
{
'id': 'INTERSECTS_WITH',
'title': '>',
'description': 'Checks if attribute is greater than value',
'sql_operator': '>',
'python_operator': '>',
},
{
'id': 'DISJOINT_WITH',
'title': '<',
'description': 'Checks if attribute is smaller than value',
'sql_operator': '<',
'python_operator': '<',
},
)
# Declarative security
security = ClassSecurityInfo()
security.declareObjectProtected(Permissions.View)
# Declarative properties
property_sheets = ( PropertySheet.Base
, PropertySheet.Predicate
)
# Declarative interfaces
__implements__ = ( Interface.Predicate )
# Factory Type Information
factory_type_information = \
{ 'id' : portal_type
, 'meta_type' : meta_type
, 'description' : """\
A bank account number holds a collection of numbers
and codes (ex. SWIFT, RIB, etc.) which may be used to
identify a bank account."""
, 'icon' : 'predicate_icon.gif'
, 'product' : 'ERP5'
, 'factory' : 'addValuePredicate'
, 'immediate_view' : 'predicate_view'
, 'actions' :
( { 'id' : 'view'
, 'name' : 'View'
, 'category' : 'object_view'
, 'action' : 'predicate_view'
, 'permissions' : (
Permissions.View, )
}
,
)
}
def test(self, context):
"""
A Predicate can be tested on a given context
"""
result = 1
for c in self.getPredicateValueList():
result = result and self.portal_categories.isMemberOf(context, c)
#LOG("Test set membership",0, str((c, result)))
return result
def asPythonExpression(self):
"""
A Predicate can be rendered as a python expression. This
is the preferred approach within Zope.
XXX BAD
"""
return "self.portal_categories.isMemberOf(context, '%s')" % self.getCategoryName()
def asSqlExpression(self):
"""
A Predicate can be rendered as an sql expression. This
can be useful to create reporting trees based on the
ZSQLCatalog
XXX BAD
"""
sql_text = '(category_uid = %s AND base_category_uid = %s)' % (self.uid, self.getBaseCategory().uid)
# Now useless since we precompute the mapping
#for o in self.objectValues():
# sql_text += ' OR %s' % o.asSqlExpression()
return sql_text
##############################################################################
#
# Copyright (c) 2002 Nexedi SARL and Contributors. All Rights Reserved.
# Jean-Paul Smets-Solanes <jp@nexedi.com>
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsability of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# garantees and support are strongly adviced to contract a Free Software
# Service Company
#
# 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.
#
##############################################################################
from Globals import InitializeClass
from AccessControl import ClassSecurityInfo
from Products.ERP5Type import Permissions, PropertySheet, Constraint, Interface
from Products.ERP5Type.Base import Base
from Products.ERP5.Document.Predicate import Predicate
class ValuePredicate(Base, Predicate):
"""
A value predicate compares an attribute with a single value
"""
meta_type = 'ERP5 Value Predicate'
portal_type = 'Value Predicate'
add_permission = Permissions.AddPortalContent
isPortalContent = 1
isRADContent = 1
_operators = (
{
'id': '=',
'title': '=',
'description': 'Checks if two values are equal',
'sql_operator': '=',
'python_operator': '==',
},
{
'id': '!=',
'title': '!=',
'description': 'Checks if two values are different',
'sql_operator': '<>',
'python_operator': '!=',
},
{
'id': '>',
'title': '>',
'description': 'Checks if attribute is greater than value',
'sql_operator': '>',
'python_operator': '>',
},
{
'id': '<',
'title': '<',
'description': 'Checks if attribute is smaller than value',
'sql_operator': '<',
'python_operator': '<',
},
{
'id': '>=',
'title': '>=',
'description': 'Checks if attribute is greater than value',
'sql_operator': '>=',
'python_operator': '>=',
},
{
'id': '<=',
'title': '<=',
'description': 'Checks if attribute is smaller than value',
'sql_operator': '<=',
'python_operator': '<=',
},
{
'id': 'LIKE',
'title': 'LIKE',
'description': 'Checks if attribute is like value',
'sql_operator': 'LIKE',
'python_operator': '<=',
},
)
# Declarative security
security = ClassSecurityInfo()
security.declareObjectProtected(Permissions.View)
# Declarative properties
property_sheets = ( PropertySheet.Base
, PropertySheet.Predicate
)
# Declarative interfaces
__implements__ = ( Interface.Predicate )
# Factory Type Information
factory_type_information = \
{ 'id' : portal_type
, 'meta_type' : meta_type
, 'description' : """\
A bank account number holds a collection of numbers
and codes (ex. SWIFT, RIB, etc.) which may be used to
identify a bank account."""
, 'icon' : 'predicate_icon.gif'
, 'product' : 'ERP5'
, 'factory' : 'addValuePredicate'
, 'immediate_view' : 'predicate_view'
, 'actions' :
( { 'id' : 'view'
, 'name' : 'View'
, 'category' : 'object_view'
, 'action' : 'predicate_view'
, 'permissions' : (
Permissions.View, )
}
,
)
}
def test(self, context):
"""
A Predicate can be tested on a given context
"""
pass
def asPythonExpression():
"""
A Predicate can be rendered as a python expression. This
is the preferred approach within Zope.
"""
pass
def asSqlExpression():
"""
A Predicate can be rendered as a python expression. This
is the preferred approach within Zope.
"""
pass
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