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tryton/location.py
T

396 lines
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Python

#This file is part of Tryton. The COPYRIGHT file at the top level
#of this repository contains the full copyright notices and license terms.
"Wharehouse"
from trytond.model import ModelView, ModelSQL, fields
from trytond.wizard import Wizard
from trytond.backend import TableHandler
import datetime
STATES = {
'readonly': "not active",
}
class Location(ModelSQL, ModelView):
"Stock Location"
_name = 'stock.location'
_description = __doc__
name = fields.Char("Name", size=None, required=True, states=STATES,
translate=True)
code = fields.Char("Code", size=None, states=STATES, select=1)
active = fields.Boolean('Active', select=1)
address = fields.Many2One("party.address", "Address",
states={
'invisible': "type != 'warehouse'",
'readonly': "not active",
})
type = fields.Selection([
('supplier', 'Supplier'),
('customer', 'Customer'),
('lost_found', 'Lost and Found'),
('warehouse', 'Warehouse'),
('storage', 'Storage'),
('production', 'Production'),
('view', 'View'),
], 'Location type', states=STATES)
parent = fields.Many2One("stock.location", "Parent", select=1,
left="left", right="right")
left = fields.Integer('Left', required=True, select=1)
right = fields.Integer('Right', required=True, select=1)
childs = fields.One2Many("stock.location", "parent", "Children")
input_location = fields.Many2One(
"stock.location", "Input", states={
'invisible': "type != 'warehouse'",
'readonly': "not active",
'required': "type == 'warehouse'",
},
domain=["('type','=','storage')",
['OR',
"('parent', 'child_of', [active_id])",
"('parent', '=', False)"]])
output_location = fields.Many2One(
"stock.location", "Output", states={
'invisible': "type != 'warehouse'",
'readonly': "not active",
'required': "type == 'warehouse'",
},
domain=["('type','=','storage')",
['OR',
"('parent', 'child_of', [active_id])",
"('parent', '=', False)"]])
storage_location = fields.Many2One(
"stock.location", "Storage", states={
'invisible': "type != 'warehouse'",
'readonly': "not active",
'required': "type == 'warehouse'",
},
domain=["('type','=','storage')",
['OR',
"('parent', 'child_of', [active_id])",
"('parent', '=', False)"]])
quantity = fields.Function('get_quantity', type='float', string='Quantity')
forecast_quantity = fields.Function('get_quantity', type='float',
string='Forecast Quantity')
def __init__(self):
super(Location, self).__init__()
self._order.insert(0, ('name', 'ASC'))
self._constraints += [
('check_recursion', 'recursive_locations'),
('check_type_for_moves', 'invalid_type_for_moves'),
]
self._error_messages.update({
'recursive_locations': 'You can not create recursive locations!',
'invalid_type_for_moves': 'A location with existing moves ' \
'cannot be changed to a type that does not support moves.',
'child_of_warehouse': 'Location "%s" must be a child of warehouse "%s"!',
})
def init(self, cursor, module_name):
super(Location, self).init(cursor, module_name)
table = TableHandler(cursor, self, module_name)
table.index_action(['left', 'right'], 'add')
def check_type_for_moves(self, cursor, user, ids):
""" Check locations with moves have types compatible with moves. """
invalid_move_types = ['warehouse', 'view']
move_obj = self.pool.get('stock.move')
for location in self.browse(cursor, user, ids):
if location.type in invalid_move_types and \
move_obj.search(cursor, user, ['OR',
('to_location', '=', location.id),
('from_location', '=', location.id)]):
return False
return True
def default_active(self, cursor, user, context=None):
return True
def default_left(self, cursor, user, context=None):
return 0
def default_right(self, cursor, user, context=None):
return 0
def default_type(self, cursor, user, context=None):
return 'storage'
def check_xml_record(self, cursor, user, ids, values, context=None):
return True
def search_rec_name(self, cursor, user, name, args, context=None):
args2 = []
i = 0
while i < len(args):
ids = self.search(cursor, user, [('code', '=', args[i][2])],
context=context)
if ids:
args2.append(('id', 'in', ids))
else:
args2.append((self._rec_name, args[i][1], args[i][2]))
i += 1
return args2
def get_quantity(self, cursor, user, ids, name, arg, context=None):
product_obj = self.pool.get('product.product')
date_obj = self.pool.get('ir.date')
if not context:
context = {}
if (not context.get('product')) \
or not (isinstance(context['product'], (int, long))):
return dict([(i, 0) for i in ids])
ctx = context.copy()
ctx['active_test'] = False
if not product_obj.search(cursor, user, [
('id', '=', context['product']),
], context=ctx):
return dict([(i, 0) for i in ids])
if name == 'quantity' and \
context.get('stock_date_end') > \
date_obj.today(cursor, user, context=context):
context = context.copy()
context['stock_date_end'] = date_obj.today(
cursor, user, context=context)
if name == 'forecast_quantity':
context = context.copy()
context['forecast'] = True
if not context.get('stock_date_end'):
context['stock_date_end'] = datetime.date.max
pbl = product_obj.products_by_location(cursor, user, location_ids=ids,
product_ids=[context['product']], with_childs=True, skip_zero=False,
context=context).iteritems()
return dict([(loc,qty) for (loc,prod), qty in pbl])
def view_header_get(self, cursor, user, value, view_type='form',
context=None):
product_obj = self.pool.get('product.product')
if context is None:
context = {}
ctx = context.copy()
ctx['active_test'] = False
if context.get('product') \
and isinstance(context['product'], (int, long)) \
and product_obj.search(cursor, user, [
('id', '=', context['product']),
], context=ctx):
product = product_obj.browse(cursor, user, context['product'],
context=context)
return value + ': ' + product.rec_name + \
' (' + product.default_uom.rec_name + ')'
return value
def _set_warehouse_parent(self, cursor, user, locations, context=None):
'''
Set the parent of child location of warehouse if not set
:param cursor: the database cursor
:param user: the user id
:param locations: a BrowseRecordList of locations
:param context: the context
:return: a list with updated location ids
'''
location_ids = set()
for location in locations:
if location.type == 'warehouse':
if not location.input_location.parent:
location_ids.add(location.input_location.id)
if not location.output_location.parent:
location_ids.add(location.output_location.id)
if not location.storage_location.parent:
location_ids.add(location.storage_location.id)
location_ids = list(location_ids)
if location_ids:
self.write(cursor, user, location_ids, {
'parent': location.id,
}, context=context)
def create(self, cursor, user, vals, context=None):
res = super(Location, self).create(cursor, user, vals, context=context)
locations = self.browse(cursor, user, [res], context=context)
self._set_warehouse_parent(cursor, user, locations, context=context)
return res
def write(self, cursor, user, ids, vals, context=None):
res = super(Location, self).write(cursor, user, ids, vals,
context=context)
if isinstance(ids, (int, long)):
ids = [ids]
locations = self.browse(cursor, user, ids, context=context)
self._set_warehouse_parent(cursor, user, locations, context=context)
check_wh = self.search(
cursor, user,
[('type', '=', 'warehouse'),
['OR',
('storage_location', 'in', ids),
('input_location', 'in', ids),
('output_location', 'in', ids)
]],
context=context)
warehouses = self.browse(cursor, user, check_wh, context=context)
fields = ('storage_location', 'input_location', 'output_location')
wh2childs = {}
for warehouse in warehouses:
in_out_sto = (warehouse[f].id for f in fields)
for location in locations:
if location.id not in in_out_sto:
continue
childs = wh2childs.setdefault(
warehouse.id,
self.search(
cursor, user, [('parent', 'child_of', warehouse.id)],
context=context))
if location.id not in childs:
self.raise_user_error(
cursor, 'child_of_warehouse',
(location.name, warehouse.name), context=context)
return res
def copy(self, cursor, user, ids, default=None, context=None):
if default is None:
default = {}
int_id = False
if isinstance(ids, (int, long)):
int_id = True
ids = [ids]
default['left'] = 0
default['right'] = 0
res = []
locations = self.browse(cursor, user, ids, context=context)
for location in locations:
if location.type == 'warehouse':
wh_default = default.copy()
wh_default['type'] = 'view'
wh_default['input_location'] = False
wh_default['output_location'] = False
wh_default['storage_location'] = False
wh_default['childs'] = False
new_id = super(Location, self).copy(
cursor, user, location.id, default=wh_default,
context=context)
child_context = context and context.copy() or {}
child_context['cp_warehouse_locations'] = {
'input_location': location.input_location.id,
'output_location': location.output_location.id,
'storage_location': location.storage_location.id}
child_context['cp_warehouse_id'] = new_id
self.copy(
cursor, user, [c.id for c in location.childs],
default={'parent':new_id}, context=child_context)
self.write(
cursor, user, new_id, {'type': 'warehouse'}, context=context)
else:
new_id = super(Location, self).copy(
cursor, user, location.id, default=default, context=context)
warehouse_locations = context.get('cp_warehouse_locations', {})
if location.id in warehouse_locations.values():
for field, loc_id in warehouse_locations.iteritems():
if loc_id == location.id:
self.write(
cursor, user, context['cp_warehouse_id'],
{field: new_id}, context=context)
res.append(new_id)
return int_id and res[0] or res
Location()
class Party(ModelSQL, ModelView):
_name = 'party.party'
supplier_location = fields.Property(type='many2one',
relation='stock.location', string='Supplier Location',
domain=[('type', '=', 'supplier')],
help='The default source location ' \
'when receiving products from the party.')
customer_location = fields.Property(type='many2one',
relation='stock.location', string='Customer Location',
domain=[('type', '=', 'customer')],
help='The default destination location ' \
'when sending products to the party.')
Party()
class ChooseStockDateInit(ModelView):
_name = 'stock.location_stock_date.init'
_description = "Compute stock quantities"
forecast_date = fields.Date(
'At Date', help='Allow to compute expected '\
'stock quantities for this date.\n'\
'* An empty value is an infinite date in the future.\n'\
'* A date in the past will provide historical values.')
def default_forecast_date(self, cursor, user, context=None):
date_obj = self.pool.get('ir.date')
return date_obj.today(cursor, user, context=context)
ChooseStockDateInit()
class OpenProduct(Wizard):
'Open Products'
_name = 'stock.product.open'
states = {
'init': {
'result': {
'type': 'form',
'object': 'stock.location_stock_date.init',
'state': [
('end', 'Cancel', 'tryton-cancel'),
('open', 'Open', 'tryton-ok', True),
],
},
},
'open': {
'result': {
'type': 'action',
'action': '_action_open_product',
'state': 'end',
},
},
}
def _action_open_product(self, cursor, user, data, context=None):
model_data_obj = self.pool.get('ir.model.data')
act_window_obj = self.pool.get('ir.action.act_window')
model_data_ids = model_data_obj.search(cursor, user, [
('fs_id', '=', 'act_product_by_location'),
('module', '=', 'stock'),
('inherit', '=', False),
], limit=1, context=context)
model_data = model_data_obj.browse(cursor, user, model_data_ids[0],
context=context)
res = act_window_obj.read(cursor, user, model_data.db_id, context=context)
ctx = {}
ctx['locations'] = data['ids']
if data['form']['forecast_date']:
ctx['stock_date_end'] = data['form']['forecast_date']
else:
ctx['stock_date_end'] = datetime.date.max
res['context'] = str(ctx)
return res
OpenProduct()