Cédric Krier
cc48eb8532
- Change select on fields into Boolean - Change format of search_value on ir.action.act_window review95002
615 lines
26 KiB
Python
615 lines
26 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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import collections
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from trytond.model import fields
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from trytond.error import WarningErrorMixin
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from trytond.pool import Pool
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from trytond.pyson import PYSONEncoder
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from trytond.transaction import Transaction
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from trytond.url import URLMixin
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class Model(WarningErrorMixin, URLMixin):
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"""
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Define a model in Tryton.
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"""
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_name = None
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_inherits = {}
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_description = ''
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__columns = None
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__xxx2many_targets = None
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__defaults = None
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_rec_name = 'name'
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id = fields.Integer('ID', readonly=True)
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def _reset_columns(self):
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self.__columns = None
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self._reset_xxx2many_targets()
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def _getcolumns(self):
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if self.__columns:
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return self.__columns
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res = {}
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for attr in dir(self):
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if attr.startswith('_'):
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continue
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if isinstance(getattr(self, attr), fields.Field):
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res[attr] = getattr(self, attr)
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self.__columns = res
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return res
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#replace by _fields
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_columns = property(fget=_getcolumns)
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def _reset_defaults(self):
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self.__defaults = None
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def _getdefaults(self):
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if self.__defaults:
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return self.__defaults
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res = {}
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fields_names = self._columns.keys()
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fields_names += self._inherit_fields.keys()
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for field_name in fields_names:
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default_method = getattr(self, 'default_%s' % field_name, False)
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if isinstance(default_method, collections.Callable):
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res[field_name] = default_method
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self.__defaults = res
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return res
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_defaults = property(fget=_getdefaults)
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def __new__(cls):
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Pool.register(cls, type='model')
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def __init__(self):
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super(Model, self).__init__()
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self._rpc = {
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'default_get': False,
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'fields_get': False,
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}
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self._inherit_fields = []
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self._error_messages = {}
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# reinit the cache on _columns and _defaults
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self.__columns = None
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self.__defaults = None
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if not self._description:
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self._description = self._name
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self._inherits_reload()
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for k in self._defaults:
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assert (k in self._columns) or (k in self._inherit_fields), \
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'Default function defined in %s but field %s does not exist!' % \
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(self._name, k,)
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for field_name in self._columns.keys() + self._inherit_fields.keys():
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if field_name in self._columns:
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field = self._columns[field_name]
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else:
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field = self._inherit_fields[field_name][2]
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if isinstance(field, (fields.Selection, fields.Reference)) \
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and not isinstance(field.selection, (list, tuple)) \
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and field.selection not in self._rpc:
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self._rpc[field.selection] = False
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for attribute in ('on_change', 'on_change_with', 'autocomplete'):
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function_name = '%s_%s' % (attribute, field_name)
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if (getattr(field, attribute, False)
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and isinstance(getattr(self, function_name, False),
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collections.Callable)):
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self._rpc.setdefault(function_name, False)
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def __getattr__(self, name):
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pool = Pool()
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# Search if a function exists in inherits parents
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for model_name, field_name in self._inherits.iteritems():
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model_obj = pool.get(model_name)
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if (hasattr(model_obj, name)
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and isinstance(getattr(model_obj, name),
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collections.Callable)):
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return getattr(model_obj, name)
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raise AttributeError(name)
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def _inherits_reload(self):
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"""
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Reconstruct _inherit_fields
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"""
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res = {}
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pool = Pool()
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for model in self._inherits:
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res.update(pool.get(model)._inherit_fields)
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for field_name in pool.get(model)._columns.keys():
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res[field_name] = (model, self._inherits[model],
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pool.get(model)._columns[field_name])
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for field_name in pool.get(model)._inherit_fields.keys():
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res[field_name] = (model, self._inherits[model],
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pool.get(model)._inherit_fields[field_name][2])
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self._inherit_fields = res
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self._reset_xxx2many_targets()
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# Update objects that uses this one to update their _inherits fields
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for obj_name in pool.object_name_list():
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obj = pool.get(obj_name)
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if self._name in obj._inherits:
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obj._inherits_reload()
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def _reset_xxx2many_targets(self):
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self.__xxx2many_targets = None
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def _getxxx2many_targets(self):
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if self.__xxx2many_targets:
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return self.__xxx2many_targets
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to_cache = True
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res = [(field_name, field.model_name)
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for field_name, field in self._columns.iteritems()
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if field._type == 'one2many']
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for field_name, field in self._columns.iteritems():
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if field._type != 'many2many':
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continue
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if hasattr(field, 'get_target'):
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try:
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model_name = field.get_target()._name
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except KeyError:
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to_cache = False
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continue
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else:
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model_name = field.model_name
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res.append((field_name, model_name))
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res += [(field_name, field.model_name)
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for _, (_, field_name, field) in \
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self._inherit_fields.iteritems()
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if field._type == 'one2many']
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for _, (_, field_name, field) in self._inherit_fields.iteritems():
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if field._type != 'many2many':
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continue
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if hasattr(field, 'get_target'):
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try:
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model_name = field.get_target()._name
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except KeyError:
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to_cache = False
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continue
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else:
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model_name = field.model_name
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res.append((field_name, model_name))
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if to_cache:
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self.__xxx2many_targets = res
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return res
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_xxx2many_targets = property(fget=_getxxx2many_targets)
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def init(self, module_name):
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"""
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Add model in ir.model and ir.model.field.
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:param module_name: the module name
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"""
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translation_obj = Pool().get('ir.translation')
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cursor = Transaction().cursor
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# Add model in ir_model
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cursor.execute("SELECT id FROM ir_model WHERE model = %s",
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(self._name,))
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model_id = None
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if cursor.rowcount == -1 or cursor.rowcount is None:
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data = cursor.fetchone()
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if data:
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model_id, = data
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elif cursor.rowcount != 0:
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model_id, = cursor.fetchone()
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if not model_id:
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cursor.execute("INSERT INTO ir_model " \
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"(model, name, info, module) VALUES (%s, %s, %s, %s)",
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(self._name, self._description, self.__doc__,
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module_name))
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cursor.execute("SELECT id FROM ir_model WHERE model = %s",
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(self._name,))
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(model_id,) = cursor.fetchone()
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else:
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cursor.execute('UPDATE ir_model ' \
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'SET name = %s, ' \
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'info = %s ' \
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'WHERE id = %s',
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(self._description, self.__doc__, model_id))
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# Update translation of model
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for name, src in [(self._name + ',name', self._description)]:
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cursor.execute('SELECT id FROM ir_translation ' \
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'WHERE lang = %s ' \
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'AND type = %s ' \
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'AND name = %s ' \
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'AND res_id = %s',
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('en_US', 'model', name, 0))
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trans_id = None
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if cursor.rowcount == -1 or cursor.rowcount is None:
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data = cursor.fetchone()
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if data:
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trans_id, = data
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elif cursor.rowcount != 0:
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trans_id, = cursor.fetchone()
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src_md5 = translation_obj.get_src_md5(src)
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if not trans_id:
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cursor.execute('INSERT INTO ir_translation '
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'(name, lang, type, src, src_md5, value, module, fuzzy) '
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'VALUES (%s, %s, %s, %s, %s, %s, %s, %s)',
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(name, 'en_US', 'model', src, src_md5, '', module_name,
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False))
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else:
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cursor.execute('UPDATE ir_translation '
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'SET src = %s, src_md5 = %s '
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'WHERE id = %s',
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(src, src_md5, trans_id))
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# Add field in ir_model_field and update translation
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cursor.execute('SELECT f.id AS id, f.name AS name, ' \
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'f.field_description AS field_description, ' \
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'f.ttype AS ttype, f.relation AS relation, ' \
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'f.module as module, f.help AS help '\
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'FROM ir_model_field AS f, ir_model AS m ' \
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'WHERE f.model = m.id ' \
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'AND m.model = %s ',
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(self._name,))
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model_fields = {}
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for field in cursor.dictfetchall():
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model_fields[field['name']] = field
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# Prefetch field translations
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if self._columns:
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cursor.execute('SELECT id, name, src, type FROM ir_translation ' \
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'WHERE lang = %s ' \
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'AND type IN (%s, %s, %s) ' \
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'AND name IN ' \
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'(' + ','.join(('%s',) * len(self._columns)) + ')',
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('en_US', 'field', 'help', 'selection') + \
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tuple([self._name + ',' + x \
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for x in self._columns]))
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trans_fields = {}
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trans_help = {}
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trans_selection = {}
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for trans in cursor.dictfetchall():
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if trans['type'] == 'field':
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trans_fields[trans['name']] = trans
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elif trans['type'] == 'help':
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trans_help[trans['name']] = trans
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elif trans['type'] == 'selection':
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trans_selection.setdefault(trans['name'], {})
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trans_selection[trans['name']][trans['src']] = trans
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for field_name in self._columns:
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field = self._columns[field_name]
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relation = ''
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if hasattr(field, 'model_name'):
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relation = field.model_name
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elif hasattr(field, 'relation_name'):
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relation = field.relation_name
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if field_name not in model_fields:
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cursor.execute("INSERT INTO ir_model_field " \
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"(model, name, field_description, ttype, " \
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"relation, help, module) " \
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"VALUES (%s, %s, %s, %s, %s, %s, %s)",
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(model_id, field_name, field.string, field._type,
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relation, field.help, module_name))
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elif model_fields[field_name]['field_description'] != field.string \
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or model_fields[field_name]['ttype'] != field._type \
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or model_fields[field_name]['relation'] != relation \
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or model_fields[field_name]['help'] != field.help:
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cursor.execute('UPDATE ir_model_field ' \
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'SET field_description = %s, ' \
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'ttype = %s, ' \
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'relation = %s, ' \
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'help = %s ' \
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'WHERE id = %s ',
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(field.string, field._type, relation,
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field.help, model_fields[field_name]['id']))
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trans_name = self._name + ',' + field_name
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string_md5 = translation_obj.get_src_md5(field.string)
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if trans_name not in trans_fields:
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if field_name not in ('create_uid', 'create_date',
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'write_uid', 'write_date', 'id'):
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cursor.execute('INSERT INTO ir_translation '
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'(name, lang, type, src, src_md5, value, module, fuzzy) '
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'VALUES (%s, %s, %s, %s, %s, %s, %s, %s)',
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(trans_name, 'en_US', 'field', field.string,
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string_md5, '', module_name, False))
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elif trans_fields[trans_name]['src'] != field.string:
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cursor.execute('UPDATE ir_translation '
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'SET src = %s, src_md5 = %s '
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'WHERE id = %s ',
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(field.string, string_md5, trans_fields[trans_name]['id']))
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help_md5 = translation_obj.get_src_md5(field.help)
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if trans_name not in trans_help:
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if field.help:
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cursor.execute('INSERT INTO ir_translation '
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'(name, lang, type, src, src_md5, value, module, fuzzy) '
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'VALUES (%s, %s, %s, %s, %s, %s, %s, %s)',
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(trans_name, 'en_US', 'help', field.help, help_md5, '',
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module_name, False))
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elif trans_help[trans_name]['src'] != field.help:
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cursor.execute('UPDATE ir_translation '
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'SET src = %s, src_md5 = %s '
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'WHERE id = %s ',
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(field.help, help_md5, trans_help[trans_name]['id']))
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if hasattr(field, 'selection') \
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and isinstance(field.selection, (tuple, list)) \
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and ((hasattr(field, 'translate_selection') \
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and field.translate_selection)
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or not hasattr(field, 'translate_selection')):
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for (_, val) in field.selection:
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if trans_name not in trans_selection \
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or val not in trans_selection[trans_name]:
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val_md5 = translation_obj.get_src_md5(val)
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cursor.execute('INSERT INTO ir_translation '
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'(name, lang, type, src, src_md5, value, module, '
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'fuzzy) '
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'VALUES (%s, %s, %s, %s, %s, %s, %s, %s)',
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(trans_name, 'en_US', 'selection', val, val_md5,
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'', module_name, False))
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# Clean ir_model_field from field that are no more existing.
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for field_name in model_fields:
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if model_fields[field_name]['module'] == module_name \
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and field_name not in self._columns:
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#XXX This delete field even when it is defined later
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# in the module
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cursor.execute('DELETE FROM ir_model_field '\
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'WHERE id = %s',
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(model_fields[field_name]['id'],))
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# Add error messages in ir_translation
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cursor.execute('SELECT id, src FROM ir_translation ' \
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'WHERE lang = %s ' \
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'AND type = %s ' \
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'AND name = %s',
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('en_US', 'error', self._name))
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trans_error = {}
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for trans in cursor.dictfetchall():
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trans_error[trans['src']] = trans
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errors = self._get_error_messages()
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for error in set(errors):
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if error not in trans_error:
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error_md5 = translation_obj.get_src_md5(error)
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cursor.execute('INSERT INTO ir_translation '
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'(name, lang, type, src, src_md5, value, module, fuzzy) '
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'VALUES (%s, %s, %s, %s, %s, %s, %s, %s)',
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(self._name, 'en_US', 'error', error, error_md5, '',
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module_name, False))
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def _get_error_messages(self):
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return self._error_messages.values()
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def default_get(self, fields_names, with_rec_name=True):
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'''
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Return a dict with the default values for each field in fields_names.
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:param fields_names: a list of fields names
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:param with_rec_name: a boolean to add rec_name value
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:return: a dictionary with field name as key
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and default value as value
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'''
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pool = Pool()
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property_obj = pool.get('ir.property')
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value = {}
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# get the default values defined in the object
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for field_name in fields_names:
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if field_name in self._defaults:
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value[field_name] = self._defaults[field_name]()
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if field_name in self._columns:
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field = self._columns[field_name]
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else:
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field = self._inherit_fields[field_name][2]
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if (field._type == 'boolean'
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and not field_name in value):
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value[field_name] = False
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if isinstance(field, fields.Property):
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value[field_name] = property_obj.get(field_name, self._name)
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if (with_rec_name
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and field._type in ('many2one',)
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and value.get(field_name)):
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obj = pool.get(field.model_name)
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if 'rec_name' in obj._columns:
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value[field_name + '.rec_name'] = obj.browse(
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value[field_name]).rec_name
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value = self._default_on_change(value)
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if not with_rec_name:
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for field in value.keys():
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if field.endswith('.rec_name'):
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del value[field]
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return value
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def _default_on_change(self, value):
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"""
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Call on_change function for the default value
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and return new default value
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:param value: a dictionnary with the default value
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:return: a new dictionnary of default value
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"""
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pool = Pool()
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res = value.copy()
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val = {}
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for i in self._inherits.keys():
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val.update(pool.get(i)._default_on_change(value))
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for field in value.keys():
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if field in self._columns:
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if self._columns[field].on_change:
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args = {}
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for arg in self._columns[field].on_change:
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args[arg] = value.get(arg, False)
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if arg in self._columns \
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and self._columns[arg]._type == 'many2one':
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if isinstance(args[arg], (list, tuple)):
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args[arg] = args[arg][0]
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val.update(getattr(self, 'on_change_' + field)(args))
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if self._columns[field]._type in ('one2many',):
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obj = pool.get(self._columns[field].model_name)
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for val2 in res[field]:
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val2.update(obj._default_on_change(val2))
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res.update(val)
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return res
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def fields_get(self, fields_names=None):
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"""
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Return the definition of each field on the model.
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:param fields_names: a list of field names or None for all fields
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:return: a dictionary with field name as key and definition as value
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"""
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res = {}
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pool = Pool()
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translation_obj = pool.get('ir.translation')
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model_access_obj = pool.get('ir.model.access')
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field_access_obj = pool.get('ir.model.field.access')
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for parent in self._inherits:
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res.update(pool.get(parent).fields_get(fields_names))
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write_access = model_access_obj.check(self._name, 'write',
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raise_exception=False)
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#Add translation to cache
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language = Transaction().context.get('language') or 'en_US'
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trans_args = []
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for field in (x for x in self._columns.keys()
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|
if ((not fields_names) or x in fields_names)):
|
|
trans_args.append((self._name + ',' + field, 'field', language,
|
|
None))
|
|
trans_args.append((self._name + ',' + field, 'help', language,
|
|
None))
|
|
if hasattr(self._columns[field], 'selection'):
|
|
if isinstance(self._columns[field].selection, (tuple, list)) \
|
|
and ((hasattr(self._columns[field],
|
|
'translate_selection') \
|
|
and self._columns[field].translate_selection) \
|
|
or not hasattr(self._columns[field],
|
|
'translate_selection')):
|
|
sel = self._columns[field].selection
|
|
for (key, val) in sel:
|
|
trans_args.append((self._name + ',' + field,
|
|
'selection', language, val))
|
|
translation_obj._get_sources(trans_args)
|
|
|
|
encoder = PYSONEncoder()
|
|
|
|
fwrite_accesses = field_access_obj.check(self._name, fields_names or
|
|
self._columns.keys(), 'write', access=True)
|
|
for field in (x for x in self._columns.keys()
|
|
if ((not fields_names) or x in fields_names)):
|
|
res[field] = {'type': self._columns[field]._type}
|
|
for arg in (
|
|
'string',
|
|
'readonly',
|
|
'states',
|
|
'size',
|
|
'required',
|
|
'change_default',
|
|
'translate',
|
|
'help',
|
|
'select',
|
|
'on_change',
|
|
'add_remove',
|
|
'on_change_with',
|
|
'autocomplete',
|
|
'sort',
|
|
'datetime_field',
|
|
'loading',
|
|
'filename',
|
|
):
|
|
if getattr(self._columns[field], arg, None) is not None:
|
|
res[field][arg] = copy.copy(getattr(self._columns[field],
|
|
arg))
|
|
if not write_access or not fwrite_accesses.get(field, True):
|
|
res[field]['readonly'] = True
|
|
if res[field].get('states') and \
|
|
'readonly' in res[field]['states']:
|
|
del res[field]['states']['readonly']
|
|
for arg in ('digits', 'invisible'):
|
|
if hasattr(self._columns[field], arg) \
|
|
and getattr(self._columns[field], arg):
|
|
res[field][arg] = copy.copy(getattr(self._columns[field],
|
|
arg))
|
|
if isinstance(self._columns[field],
|
|
(fields.Function, fields.One2Many)) \
|
|
and not self._columns[field].order_field:
|
|
res[field]['sortable'] = False
|
|
if ((isinstance(self._columns[field], fields.Function)
|
|
and not self._columns[field].searcher)
|
|
or self._columns[field]._type in ('binary', 'many2many',
|
|
'one2many', 'sha')):
|
|
res[field]['searchable'] = False
|
|
else:
|
|
res[field]['searchable'] = True
|
|
|
|
if Transaction().context.get('language'):
|
|
# translate the field label
|
|
res_trans = translation_obj._get_source(
|
|
self._name + ',' + field, 'field',
|
|
Transaction().context['language'])
|
|
if res_trans:
|
|
res[field]['string'] = res_trans
|
|
help_trans = translation_obj._get_source(
|
|
self._name + ',' + field, 'help',
|
|
Transaction().context['language'])
|
|
if help_trans:
|
|
res[field]['help'] = help_trans
|
|
|
|
if hasattr(self._columns[field], 'selection'):
|
|
if isinstance(self._columns[field].selection, (tuple, list)):
|
|
sel = copy.copy(self._columns[field].selection)
|
|
if Transaction().context.get('language') and \
|
|
((hasattr(self._columns[field],
|
|
'translate_selection') \
|
|
and self._columns[field].translate_selection) \
|
|
or not hasattr(self._columns[field],
|
|
'translate_selection')):
|
|
# translate each selection option
|
|
sel2 = []
|
|
for (key, val) in sel:
|
|
val2 = translation_obj._get_source(
|
|
self._name + ',' + field, 'selection',
|
|
language, val)
|
|
sel2.append((key, val2 or val))
|
|
sel = sel2
|
|
res[field]['selection'] = sel
|
|
else:
|
|
# call the 'dynamic selection' function
|
|
res[field]['selection'] = copy.copy(
|
|
self._columns[field].selection)
|
|
if res[field]['type'] in (
|
|
'one2many',
|
|
'many2many',
|
|
'many2one',
|
|
'one2one',
|
|
):
|
|
if hasattr(self._columns[field], 'model_name'):
|
|
relation = copy.copy(self._columns[field].model_name)
|
|
else:
|
|
relation = copy.copy(
|
|
self._columns[field].get_target()._name)
|
|
res[field]['relation'] = relation
|
|
res[field]['domain'] = copy.copy(self._columns[field].domain)
|
|
res[field]['context'] = copy.copy(self._columns[field].context)
|
|
if res[field]['type'] == 'one2many' \
|
|
and hasattr(self._columns[field], 'field'):
|
|
res[field]['relation_field'] = copy.copy(
|
|
self._columns[field].field)
|
|
|
|
# convert attributes into pyson
|
|
for attr in ('states', 'domain', 'context', 'digits', 'add_remove'):
|
|
if attr in res[field]:
|
|
res[field][attr] = encoder.encode(res[field][attr])
|
|
|
|
if fields_names:
|
|
# filter out fields which aren't in the fields_names list
|
|
for i in res.keys():
|
|
if i not in fields_names:
|
|
del res[i]
|
|
return res
|