192 lines
6.5 KiB
Python
192 lines
6.5 KiB
Python
#This file is part of Tryton. The COPYRIGHT file at the top level of
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#this repository contains the full copyright notices and license terms.
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import copy
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from trytond.model.fields.function import Function
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from trytond.model.fields.field import Field
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from trytond import backend
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from trytond.transaction import Transaction
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from trytond.pool import Pool
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class Property(Function):
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'''
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Define a property field that is stored in ir.property (any).
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'''
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def __init__(self, field):
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'''
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:param field: The field of the function.
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'''
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super(Property, self).__init__(field, True, True, True)
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__init__.__doc__ += Field.__init__.__doc__
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def __copy__(self):
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return Property(copy.copy(self._field))
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def __deepcopy__(self, memo):
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return Property(copy.deepcopy(self._field))
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def get(self, ids, model, name, values=None):
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'''
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Retreive the property.
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:param ids: A list of ids.
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:param model: The model.
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:param name: The name of the field or a list of name field.
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:param values:
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:return: a dictionary with ids as key and values as value
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'''
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pool = Pool()
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Property = pool.get('ir.property')
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return Property.get(name, model.__name__, ids)
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def set(self, ids, model, name, value):
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'''
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Set the property.
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:param ids: A list of ids.
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:param model: The model.
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:param name: The name of the field.
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:param value: The value to set.
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'''
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pool = Pool()
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Property = pool.get('ir.property')
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if value is not None:
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prop_value = '%s,%s' % (getattr(self, 'model_name', ''),
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str(value))
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else:
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prop_value = None
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Property.set(name, model.__name__, ids, prop_value)
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def search(self, model, name, clause):
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'''
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:param model: The model.
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:param clause: The search domain clause. See ModelStorage.search
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:return: New list of domain.
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'''
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pool = Pool()
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Rule = pool.get('ir.rule')
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Property = pool.get('ir.property')
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Model = pool.get('ir.model')
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Field = pool.get('ir.model.field')
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cursor = Transaction().cursor
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field_class = backend.FIELDS[self._type]
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if not field_class:
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return []
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sql_type = field_class.sql_type(model._fields[name])
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if not sql_type:
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return []
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sql_type = sql_type[0]
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property_query, property_val = Rule.domain_get('ir.property')
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property_clause = ''
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if property_query:
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property_clause = 'AND ' + property_query
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#Fetch res ids that comply with the domain
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cursor.execute(
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'SELECT CAST('
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'SPLIT_PART("' + Property._table + '".res,\',\',2) '
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'AS INTEGER), '
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'"' + Property._table + '".id '
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'FROM "' + Property._table + '" '
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'JOIN "' + Field._table + '" ON '
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'("' + Field._table + '"' +
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'.id = "' + Property._table + '".field) '
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'JOIN "' + Model._table + '" ON '
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'("' + Model._table +
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'".id = "' + Field._table + '".model) '
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'WHERE '
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'CASE WHEN "' +
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Model._table + '".model = %s '
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'AND "' + Field._table + '".name = %s '
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+ property_clause +
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' THEN ' +
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self.get_condition(sql_type, clause) +
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' ELSE '
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'%s '
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'END',
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[model.__name__, name] + property_val +
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self.get_condition_args(clause) + [False])
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props = cursor.fetchall()
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default = None
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for prop in props:
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if not prop[0]:
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default = prop[1]
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break
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if not default \
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or ((clause[2] is False or clause[2] is None)
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and clause[1] in ['=', '!=']) \
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or (clause[1] in ['not like', 'not ilike', 'not in', '!=']):
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operator = 'in' # default operator
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if (((clause[2] is False or clause[2] is None)
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and clause[1] == '=')
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or ((clause[2] is not False and clause[2] is not None)
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and clause[1] in [
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'not like', 'not ilike', 'not in', '!='])):
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operator = 'not in'
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return [('id', operator, [x[0] for x in props])]
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#Fetch the res ids that doesn't use the default value
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cursor.execute(
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"SELECT cast(split_part(res,',',2) as integer) "
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'FROM "' + Property._table + '"'
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'WHERE ' + property_query + ' AND res is not null',
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property_val)
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fetchall = cursor.fetchall()
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if not fetchall:
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return [('id', 'in', [x[0] for x in props])]
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else:
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other_ids = [x[0] for x in cursor.fetchall()]
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res_ids = model.search(['OR',
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('id', 'in', [x[0] for x in props]),
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('id', 'not in', other_ids)
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])
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return [('id', 'in', res_ids)]
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@staticmethod
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def get_condition(sql_type, clause):
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operator = '%s'
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if sql_type == 'NUMERIC':
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operator = 'CAST(%s AS NUMERIC)'
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# All negative clauses will be negated later
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if clause[1] in ('in', 'not in'):
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operator = operator % '%%s'
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return ("(CAST(SPLIT_PART(value,',',2) AS %s) IN ("
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+ ",".join((operator,) * len(clause[2])) + ")) ") % sql_type
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elif ((clause[2] is False or clause[2] is None)
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and clause[1] in ['=', '!=']):
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return "((cast(split_part(value,',',2) as %s) IS NULL " \
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") = %%s) " % sql_type
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elif clause[1] in ['not like', 'not ilike']:
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return "(cast(split_part(value,',',2) as %s) %s %s) " % \
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(sql_type, clause[1].split()[1], operator)
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elif clause[1] == '!=':
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return "(cast(split_part(value,',',2) as %s) = %s) " % \
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(sql_type, operator)
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else:
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return "(cast(split_part(value,',',2) as %s) %s %s) " % \
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(sql_type, clause[1], operator)
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@staticmethod
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def get_condition_args(clause):
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res = []
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if clause[1] in ('in', 'not in'):
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res.extend(clause[2])
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elif clause[2] is None:
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res.append(False)
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else:
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res.append(clause[2])
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return res
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