192 lines
7.9 KiB
Python
192 lines
7.9 KiB
Python
# -*- coding: utf-8 -*-
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##############################################################################
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#
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# OpenERP, Open Source Management Solution
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# Copyright (C) 2004-2009 Tiny SPRL (<http://tiny.be>).
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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##############################################################################
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import copy
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import logging
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import openerp.netsvc as netsvc
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from openerp.tools.misc import UpdateableStr, UpdateableDict
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from openerp.tools.translate import translate
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from lxml import etree
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import openerp.pooler as pooler
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from openerp.osv.osv import except_osv
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from openerp.osv.orm import except_orm
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_logger = logging.getLogger(__name__)
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class except_wizard(Exception):
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def __init__(self, name, value):
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self.name = name
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self.value = value
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self.args = (name, value)
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class interface(netsvc.Service):
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"""
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This is the base class used to implement Wizards. This class is deprecated
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and `openerp.osv.TransientModel` must be used instead.
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"""
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states = {}
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def __init__(self, name):
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assert not self.exists('wizard.'+name), 'The wizard "%s" already exists!' % (name,)
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_logger.warning(
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"The wizard %s uses the deprecated openerp.wizard.interface class.\n"
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"It must use the openerp.osv.TransientModel class instead." % \
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name)
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super(interface, self).__init__('wizard.'+name)
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self.wiz_name = name
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def translate_view(self, cr, node, state, lang):
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if node.get('string'):
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trans = translate(cr, self.wiz_name+','+state, 'wizard_view', lang, node.get('string').encode('utf8'))
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if trans:
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node.set('string', trans)
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for n in node:
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self.translate_view(cr, n, state, lang)
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def execute_cr(self, cr, uid, data, state='init', context=None):
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if not context:
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context={}
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res = {}
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try:
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state_def = self.states[state]
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result_def = state_def.get('result', {})
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actions_res = {}
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# iterate through the list of actions defined for this state
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for action in state_def.get('actions', []):
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# execute them
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action_res = action(self, cr, uid, data, context)
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assert isinstance(action_res, dict), 'The return value of wizard actions should be a dictionary'
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actions_res.update(action_res)
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res = copy.copy(result_def)
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res['datas'] = actions_res
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lang = context.get('lang', False)
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if result_def['type'] == 'action':
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res['action'] = result_def['action'](self, cr, uid, data, context)
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elif result_def['type'] == 'form':
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fields = copy.deepcopy(result_def['fields'])
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arch = copy.copy(result_def['arch'])
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button_list = copy.copy(result_def['state'])
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if isinstance(fields, UpdateableDict):
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fields = fields.dict
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if isinstance(arch, UpdateableStr):
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arch = arch.string
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# fetch user-set defaut values for the field... shouldn't we pass it the uid?
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ir_values_obj = pooler.get_pool(cr.dbname).get('ir.values')
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defaults = ir_values_obj.get(cr, uid, 'default', False, [('wizard.'+self.wiz_name, False)])
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default_values = dict([(x[1], x[2]) for x in defaults])
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for val in fields.keys():
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if 'default' in fields[val]:
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# execute default method for this field
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if callable(fields[val]['default']):
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fields[val]['value'] = fields[val]['default'](uid, data, state)
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else:
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fields[val]['value'] = fields[val]['default']
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del fields[val]['default']
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else:
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# if user has set a default value for the field, use it
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if val in default_values:
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fields[val]['value'] = default_values[val]
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if 'selection' in fields[val]:
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if not isinstance(fields[val]['selection'], (tuple, list)):
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fields[val] = copy.copy(fields[val])
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fields[val]['selection'] = fields[val]['selection'](self, cr, uid, context)
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elif lang:
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res_name = "%s,%s,%s" % (self.wiz_name, state, val)
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trans = lambda x: translate(cr, res_name, 'selection', lang, x) or x
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for idx, (key, val2) in enumerate(fields[val]['selection']):
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fields[val]['selection'][idx] = (key, trans(val2))
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if lang:
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# translate fields
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for field in fields:
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res_name = "%s,%s,%s" % (self.wiz_name, state, field)
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trans = translate(cr, res_name, 'wizard_field', lang)
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if trans:
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fields[field]['string'] = trans
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if 'help' in fields[field]:
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t = translate(cr, res_name, 'help', lang, fields[field]['help'])
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if t:
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fields[field]['help'] = t
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# translate arch
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if not isinstance(arch, UpdateableStr):
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doc = etree.XML(arch)
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self.translate_view(cr, doc, state, lang)
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arch = etree.tostring(doc)
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# translate buttons
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button_list = list(button_list)
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for i, aa in enumerate(button_list):
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button_name = aa[0]
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trans = translate(cr, self.wiz_name+','+state+','+button_name, 'wizard_button', lang)
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if trans:
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aa = list(aa)
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aa[1] = trans
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button_list[i] = aa
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res['fields'] = fields
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res['arch'] = arch
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res['state'] = button_list
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elif result_def['type'] == 'choice':
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next_state = result_def['next_state'](self, cr, uid, data, context)
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return self.execute_cr(cr, uid, data, next_state, context)
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except Exception, e:
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if isinstance(e, except_wizard) \
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or isinstance(e, except_osv) \
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or isinstance(e, except_orm):
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netsvc.abort_response(2, e.name, 'warning', e.value)
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else:
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_logger.exception('Exception in call:')
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raise
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return res
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def execute(self, db, uid, data, state='init', context=None):
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if not context:
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context={}
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cr = pooler.get_db(db).cursor()
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try:
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try:
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res = self.execute_cr(cr, uid, data, state, context)
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cr.commit()
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except Exception:
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cr.rollback()
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raise
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finally:
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cr.close()
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return res
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# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
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