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##################################################################################### Copyright (C) 2018 MuK IT GmbH## This program is free software: you can redistribute it and/or modify# it under the terms of the GNU Affero General Public License as# published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.## You should have received a copy of the GNU Affero General Public License# along with this program. If not, see <http://www.gnu.org/licenses/>.####################################################################################
import logging
from odoo import api, models, fieldsfrom odoo.osv import expression
from odoo.addons.muk_utils.tools import utils
_logger = logging.getLogger(__name__)
class Base(models.AbstractModel): _inherit = 'base' #---------------------------------------------------------- # Helper Methods #---------------------------------------------------------- @api.model def _check_parent_field(self): if self._parent_name not in self._fields: raise TypeError("The parent (%s) field does not exist." % self._parent_name) @api.model def _build_search_childs_domain(self, parent_id, domain=[]): self._check_parent_field() parent_domain = [[self._parent_name, '=', parent_id]] return expression.AND([parent_domain, domain]) if domain else parent_domain @api.model def _check_context_bin_size(self, field): return any(key in self.env.context for key in ['bin_size', 'bin_size_%s' % (field)]) #---------------------------------------------------------- # Security #---------------------------------------------------------- @api.multi def _filter_access(self, operation): if self.check_access_rights(operation, False): return self._filter_access_rules(operation) return self.env[self._name] @api.multi def _filter_access_ids(self, operation): return self._filter_access(operation).ids @api.multi def check_access(self, operation, raise_exception=False): try: access_right = self.check_access_rights(operation, raise_exception) access_rule = self.check_access_rule(operation) is None return access_right and access_rule except AccessError: if raise_exception: raise return False #---------------------------------------------------------- # Hierarchy Methods #---------------------------------------------------------- @api.model def search_parents(self, domain=[], order=None): """ This method finds the top level elements of the hierarchy for a given search query.
:param domain: a search domain <reference/orm/domains> (default: empty list) :param order: a string to define the sort order of the query (default: none) :returns: the top level elements for the given search query """
return self.browse(self._search_parents(domain=domain, order=order)) @api.model def search_read_parents(self, domain=[], fields=None, order=None): """ This method finds the top level elements of the hierarchy for a given search query.
:param domain: a search domain <reference/orm/domains> (default: empty list) :param fields: a list of fields to read (default: all fields of the model) :param order: a string to define the sort order of the query (default: none) :returns: the top level elements for the given search query """
records = self.search_parents(domain=domain, order=order) if not records: return [] if fields and fields == ['id']: return [{'id': record.id} for record in records] result = records.read(fields) if len(result) <= 1: return result index = {vals['id']: vals for vals in result} return [index[record.id] for record in records if record.id in index] @api.model def _search_parents(self, domain=[], order=None): self._check_parent_field() self.check_access_rights('read') if expression.is_false(self, domain): return [] query = self._where_calc(domain) self._apply_ir_rules(query, 'read') from_clause, where_clause, where_clause_arguments = query.get_sql() parent_where = where_clause and (" WHERE %s" % where_clause) or '' parent_query = 'SELECT "%s".id FROM ' % self._table + from_clause + parent_where no_parent_clause ='"{table}"."{field}" IS NULL'.format( table=self._table, field=self._parent_name ) no_access_clause ='"{table}"."{field}" NOT IN ({query})'.format( table=self._table, field=self._parent_name, query=parent_query ) parent_clause = '({0} OR {1})'.format( no_parent_clause, no_access_clause ) order_by = self._generate_order_by(order, query) from_clause, where_clause, where_clause_params = query.get_sql()
where_str = ( where_clause and (" WHERE %s AND %s" % (where_clause, parent_clause)) or (" WHERE %s" % parent_clause) ) query_str = 'SELECT "%s".id FROM ' % self._table + from_clause + where_str + order_by complete_where_clause_params = where_clause_params + where_clause_arguments self._cr.execute(query_str, complete_where_clause_params) return utils.uniquify_list([x[0] for x in self._cr.fetchall()]) @api.model def search_childs(self, parent_id, domain=[], offset=0, limit=None, order=None, count=False): """ This method finds the direct child elements of the parent record for a given search query.
:param parent_id: the integer representing the ID of the parent record :param domain: a search domain <reference/orm/domains> (default: empty list) :param offset: the number of results to ignore (default: none) :param limit: maximum number of records to return (default: all) :param order: a string to define the sort order of the query (default: none) :param count: counts and returns the number of matching records (default: False) :returns: the top level elements for the given search query """
domain = self._build_search_childs_domain(parent_id, domain=domain) return self.search(domain, offset=offset, limit=limit, order=order, count=count) @api.model def search_read_childs(self, parent_id, domain=[], fields=None, offset=0, limit=None, order=None): """ This method finds the direct child elements of the parent record for a given search query.
:param parent_id: the integer representing the ID of the parent record :param domain: a search domain <reference/orm/domains> (default: empty list) :param fields: a list of fields to read (default: all fields of the model) :param offset: the number of results to ignore (default: none) :param limit: maximum number of records to return (default: all) :param order: a string to define the sort order of the query (default: none) :returns: the top level elements for the given search query """
domain = self._build_search_childs_domain(parent_id, domain=domain) return self.search_read(domain=domain, fields=fields, offset=offset, limit=limit, order=order)
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