Cédric Krier
b75d10cd20
Move workflow method in ModelWorkflow Move workflow service in workflow module Remove Service and LocalService Remove web_service and use a dispatcher in protocols New netrpc/xmlrpc syntax to be easier to introspect
249 lines
8.7 KiB
Python
249 lines
8.7 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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from trytond.pool import Pool
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import copy
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from xml import dom
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from trytond.osv import OSV
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from trytond.config import CONFIG
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import sys
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from trytond.backend import DatabaseIntegrityError
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import traceback
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import logging
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from threading import Lock
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from random import randint
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from sys import maxint
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class Wizard(object):
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_name = ""
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states = {}
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_rpc_allowed = [
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'create',
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'delete',
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'execute',
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]
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def __new__(cls):
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Pool.register(cls, type='wizard')
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def __init__(self):
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super(Wizard, self).__init__()
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self._error_messages = {}
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self._lock = Lock()
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self._datas = {}
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def init(self, cursor, module_name):
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for state in self.states.keys():
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if self.states[state]['result']['type'] == 'form':
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for i, button in enumerate(
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self.states[state]['result']['state']):
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button_name = button[0]
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button_value = button[1]
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cursor.execute('SELECT id, name, src ' \
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'FROM ir_translation ' \
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'WHERE module = %s ' \
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'AND lang = %s ' \
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'AND type = %s ' \
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'AND name = %s',
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(module_name, 'en_US', 'wizard_button',
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self._name + ',' + state + ',' + button_name))
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res = cursor.dictfetchall()
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if not res:
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cursor.execute('INSERT INTO ir_translation ' \
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'(name, lang, type, src, value, module, fuzzy) ' \
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'VALUES (%s, %s, %s, %s, %s, %s, false)',
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(self._name + ',' + state + ',' + button_name,
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'en_US', 'wizard_button', button_value,
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'', module_name))
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elif res[0]['src'] != button_value:
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cursor.execute('UPDATE ir_translation ' \
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'SET src = %s, ' \
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'fuzzy = True '
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'WHERE id = %s', (button_value, res[0]['id']))
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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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for error in self._error_messages.values():
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if error not in trans_error:
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cursor.execute('INSERT INTO ir_translation ' \
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'(name, lang, type, src, value, module, fuzzy) ' \
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'VALUES (%s, %s, %s, %s, %s, %s, false)',
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(self._name, 'en_US', 'error', error, '', module_name))
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def raise_user_error(self, cursor, error, error_args=None,
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error_description='', error_description_args=None, context=None):
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translation_obj = self.pool.get('ir.translation')
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if context is None:
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context = {}
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error = self._error_messages.get(error, error)
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res = translation_obj._get_source(cursor, self._name, 'error',
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context.get('language', 'en_US'), error)
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if res:
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error = res
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if error_args:
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error = error % error_args
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if error_description:
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error_description = self._error_messages.get(error_description,
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error_description)
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res = translation_obj._get_source(cursor, self._name, 'error',
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context.get('language', 'en_US'), error_description)
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if res:
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error_description = res
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if error_description_args:
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error_description = error_description % error_description_args
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raise Exception('UserError', error, error_description)
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raise Exception('UserError', error)
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def create(self, cursor, user):
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self._lock.acquire()
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wiz_id = 0
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while True:
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wiz_id = randint(0, maxint)
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if wiz_id not in self._datas:
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break
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self._datas[wiz_id] = {'user': user, '_wiz_id': wiz_id}
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self._lock.release()
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return wiz_id
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def delete(self, cursor, user, wiz_id):
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if self._datas[wiz_id]['user'] != user:
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raise Exception('AccessDenied')
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self._lock.acquire()
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del self._datas[wiz_id]
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self._lock.release()
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def execute(self, cursor, user, wiz_id, data, state='init', context=None):
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translation_obj = self.pool.get('ir.translation')
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if context is None:
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context = {}
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res = {}
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if self._datas[wiz_id]['user'] != user:
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raise Exception('AccessDenied')
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self._datas[wiz_id].update(data)
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data = self._datas[wiz_id]
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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 = getattr(self, action)(cursor, user, data, context)
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assert isinstance(action_res, dict), \
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'The return value of wizard actions ' \
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'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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if state_def.get('actions'):
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res['datas'] = actions_res
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lang = context.get('language', 'en_US')
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if result_def['type'] == 'action':
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res['action'] = getattr(self, result_def['action'])(cursor, user,
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data, context)
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elif result_def['type'] == 'form':
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obj = self.pool.get(result_def['object'])
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view = obj.fields_view_get(cursor, user, view_type='form',
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context=context, toolbar=False)
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fields = view['fields']
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arch = view['arch']
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button_list = copy.copy(result_def['state'])
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default_values = obj.default_get(cursor, user, fields.keys(),
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context=context)
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for field in default_values.keys():
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fields[field]['value'] = default_values[field]
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# translate buttons
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for i, button in enumerate(button_list):
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button_name = button[0]
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res_trans = translation_obj._get_source(cursor,
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self._name + ',' + state + ',' + button_name,
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'wizard_button', lang)
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if res_trans:
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button = list(button)
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button[1] = res_trans
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button_list[i] = tuple(button)
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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 = getattr(self, result_def['next_state'])(cursor, user,
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data, context)
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if next_state == 'end':
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return {'type': 'state', 'state': 'end'}
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return self.execute(cursor, user, wiz_id, data, next_state,
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context=context)
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return res
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class WizardOSV(OSV):
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"""
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Object to use for wizard state
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"""
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_protected = [
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'default_get',
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'fields_get',
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'fields_view_get',
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]
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_auto = False
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def browse(self, cursor, user, select, context=None):
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pass
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def export_data(self, cursor, user, ids, fields_name, context=None):
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pass
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def import_data(self, cursor, fields_names, datas, mode='init',
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current_module=None, noupdate=False, context=None):
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pass
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def read(self, cursor, ids, fields_names=None, context=None):
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pass
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def delete(self, cursor, user, ids, context=None):
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pass
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def write(self, cursor, user, ids, vals, context=None):
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pass
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def create(self, cursor, user, vals, context=None):
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pass
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def search_count(self, cursor, user, args, context=None):
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pass
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def search(self, cursor, user, args, offset=0, limit=None, order=None,
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context=None, count=False, query_string=False):
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pass
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def name_get(self, cursor, user, ids, context=None):
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pass
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def name_search(self, cursor, user, name='', args=None, operator='ilike',
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context=None, limit=80):
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pass
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def copy(self, cursor, user, object_id, default=None, context=None):
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pass
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