# -*- encoding: utf-8 -*- ############################################################################## # # OpenERP, Open Source Management Solution # Copyright (C) 2004-2008 Tiny SPRL (). All Rights Reserved # $Id$ # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU 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 General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see . # ############################################################################## import netsvc import copy from tools.misc import UpdateableStr, UpdateableDict from tools.translate import translate from xml import dom import ir import pooler from osv.osv import except_osv from osv.orm import except_orm from netsvc import Logger, LOG_ERROR import sys class except_wizard(Exception): def __init__(self, name, value): self.name = name self.value = value self.args = (name, value) class interface(netsvc.Service): states = {} def __init__(self, name): assert not netsvc.service_exist('wizard.'+name), 'The wizard "%s" already exists!'%name super(interface, self).__init__('wizard.'+name) self.exportMethod(self.execute) self.wiz_name = name def translate_view(self, cr, node, state, lang): if node.nodeType == node.ELEMENT_NODE: if node.hasAttribute('string') and node.getAttribute('string'): trans = translate(cr, self.wiz_name+','+state, 'wizard_view', lang, node.getAttribute('string').encode('utf8')) if trans: node.setAttribute('string', trans.decode('utf8')) for n in node.childNodes: self.translate_view(cr, n, state, lang) def execute_cr(self, cr, uid, data, state='init', context=None): if not context: context={} res = {} try: state_def = self.states[state] result_def = state_def.get('result', {}) actions_res = {} # iterate through the list of actions defined for this state for action in state_def.get('actions', []): # execute them action_res = action(self, cr, uid, data, context) assert isinstance(action_res, dict), 'The return value of wizard actions should be a dictionary' actions_res.update(action_res) res = copy.copy(result_def) res['datas'] = actions_res lang = context.get('lang', False) if result_def['type'] == 'action': res['action'] = result_def['action'](self, cr, uid, data, context) elif result_def['type'] == 'form': fields = copy.copy(result_def['fields']) arch = copy.copy(result_def['arch']) button_list = copy.copy(result_def['state']) if isinstance(fields, UpdateableDict): fields = fields.dict if isinstance(arch, UpdateableStr): arch = arch.string # fetch user-set defaut values for the field... shouldn't we pass it the uid? defaults = ir.ir_get(cr, uid, 'default', False, [('wizard.'+self.wiz_name, False)]) default_values = dict([(x[1], x[2]) for x in defaults]) for val in fields.keys(): if 'default' in fields[val]: # execute default method for this field if callable(fields[val]['default']): fields[val]['value'] = fields[val]['default'](uid, data, state) else: fields[val]['value'] = fields[val]['default'] del fields[val]['default'] else: # if user has set a default value for the field, use it if val in default_values: fields[val]['value'] = default_values[val] if 'selection' in fields[val]: if not isinstance(fields[val]['selection'], (tuple, list)): fields[val] = copy.copy(fields[val]) fields[val]['selection'] = fields[val]['selection'](self, cr, uid, context) if lang: # translate fields for field in fields: trans = translate(cr, self.wiz_name+','+state+','+field, 'wizard_field', lang) if trans: fields[field]['string'] = trans if 'selection' in fields[field]: trans = lambda x: translate(cr, self.wiz_name+','+state+','+field, 'selection', lang, x) or x for idx, (key, val) in enumerate(fields[field]['selection']): fields[field]['selection'][idx] = (key, trans(val)) # translate arch if not isinstance(arch, UpdateableStr): doc = dom.minidom.parseString(arch) self.translate_view(cr, doc, state, lang) arch = doc.toxml() # translate buttons button_list = list(button_list) for i, aa in enumerate(button_list): button_name = aa[0] trans = translate(cr, self.wiz_name+','+state+','+button_name, 'wizard_button', lang) if trans: aa = list(aa) aa[1] = trans button_list[i] = aa res['fields'] = fields res['arch'] = arch res['state'] = button_list except Exception, e: if isinstance(e, except_wizard) \ or isinstance(e, except_osv) \ or isinstance(e, except_orm): self.abortResponse(2, e.name, 'warning', e.value) else: import traceback tb_s = reduce(lambda x, y: x+y, traceback.format_exception( sys.exc_type, sys.exc_value, sys.exc_traceback)) logger = Logger() logger.notifyChannel("web-services", LOG_ERROR, 'Exception in call: ' + tb_s) raise if result_def['type'] == 'choice': next_state = result_def['next_state'](self, cr, uid, data, context) return self.execute_cr(cr, uid, data, next_state, context) return res def execute(self, db, uid, data, state='init', context=None): if not context: context={} cr = pooler.get_db(db).cursor() try: try: res = self.execute_cr(cr, uid, data, state, context) cr.commit() except Exception: cr.rollback() raise finally: cr.close() return res # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: