333 lines
15 KiB
Python
333 lines
15 KiB
Python
# -*- coding: utf-8 -*-
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# Part of Odoo. See LICENSE file for full copyright and licensing details.
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import base64
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import json
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import os
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import random
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from lxml import etree
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from operator import itemgetter
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from odoo import api, fields, models, _
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from odoo.exceptions import UserError
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from odoo.release import version_info
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from odoo.tools import pickle
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from odoo.tools.safe_eval import safe_eval
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from odoo.addons.anonymization.models.anonymization import group
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WIZARD_ANONYMIZATION_STATES = [('clear', 'Clear'), ('anonymized', 'Anonymized'), ('unstable', 'Unstable')]
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class IrModelFieldsAnonymizeWizard(models.TransientModel):
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_name = 'ir.model.fields.anonymize.wizard'
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name = fields.Char('File Name')
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summary = fields.Text(compute='_compute_summary')
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file_export = fields.Binary('Export')
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file_import = fields.Binary('Import',
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help="This is the file created by the anonymization process. It should have the extension '.json' or '.pickle'.")
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state = fields.Selection(compute='_compute_state', string='Status', selection=WIZARD_ANONYMIZATION_STATES)
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msg = fields.Text('Message')
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@api.multi
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def _compute_summary(self):
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for anonymize_wizard in self:
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anonymize_wizard.summary = anonymize_wizard._get_summary_value()
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@api.multi
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def _compute_state(self):
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for anonymize_wizard in self:
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anonymize_wizard.state = anonymize_wizard._get_state_value()
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@api.model
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def _get_state_value(self):
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return self.env['ir.model.fields.anonymization']._get_global_state()
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@api.model
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def _get_summary_value(self):
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summary = u''
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for anon_field in self.env['ir.model.fields.anonymization'].search([('state', '!=', 'not_existing')]):
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field = anon_field.field_id
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if field:
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values = {
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'model_name': field.model_id.name,
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'model_code': field.model_id.model,
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'field_code': field.name,
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'field_name': field.field_description,
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'state': anon_field.state,
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}
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summary += u" * %(model_name)s (%(model_code)s) -> %(field_name)s (%(field_code)s): state: (%(state)s)\n" % values
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else:
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summary += u"* Missing local model (%s) and field (%s): state: (%s) \n" % (anon_field.model_name, anon_field.field_name, anon_field.state)
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return summary
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@api.model
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def default_get(self, fields_list):
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res = {}
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res['name'] = '.json'
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res['summary'] = self._get_summary_value()
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res['state'] = self._get_state_value()
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res['msg'] = _("Before executing the anonymization process, you should make a backup of your database.")
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return res
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@api.model
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def fields_view_get(self, view_id=None, view_type='form', toolbar=False, submenu=False):
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state = self.env['ir.model.fields.anonymization']._get_global_state()
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step = self.env.context.get('step', 'new_window')
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res = super(IrModelFieldsAnonymizeWizard, self).fields_view_get(view_id=view_id, view_type=view_type, toolbar=toolbar, submenu=submenu)
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eview = etree.fromstring(res['arch'])
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placeholder = eview.xpath("group[@name='placeholder1']")
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if len(placeholder):
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placeholder = placeholder[0]
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if step == 'new_window' and state == 'clear':
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# clicked in the menu and the fields are not anonymized: warn the admin that backuping the db is very important
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placeholder.addnext(etree.Element('field', {'name': 'msg', 'colspan': '4', 'nolabel': '1'}))
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placeholder.addnext(etree.Element('newline'))
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placeholder.addnext(etree.Element('label', {'string': 'Warning'}))
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eview.remove(placeholder)
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elif step == 'new_window' and state == 'anonymized':
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# clicked in the menu and the fields are already anonymized
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placeholder.addnext(etree.Element('newline'))
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placeholder.addnext(etree.Element('field', {'name': 'file_import', 'required': "1"}))
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placeholder.addnext(etree.Element('label', {'string': 'Anonymization file'}))
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eview.remove(placeholder)
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elif step == 'just_anonymized':
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# we just ran the anonymization process, we need the file export field
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placeholder.addnext(etree.Element('newline'))
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placeholder.addnext(etree.Element('field', {'name': 'file_export'}))
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# we need to remove the button:
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buttons = eview.xpath("button")
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for button in buttons:
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eview.remove(button)
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# and add a message:
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placeholder.addnext(etree.Element('field', {'name': 'msg', 'colspan': '4', 'nolabel': '1'}))
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placeholder.addnext(etree.Element('newline'))
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placeholder.addnext(etree.Element('label', {'string': 'Result'}))
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# remove the placeholer:
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eview.remove(placeholder)
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elif step == 'just_desanonymized':
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# we just reversed the anonymization process, we don't need any field
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# we need to remove the button
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buttons = eview.xpath("button")
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for button in buttons:
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eview.remove(button)
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# and add a message
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placeholder.addnext(etree.Element('field', {'name': 'msg', 'colspan': '4', 'nolabel': '1'}))
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placeholder.addnext(etree.Element('newline'))
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placeholder.addnext(etree.Element('label', {'string': 'Result'}))
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# remove the placeholer:
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eview.remove(placeholder)
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else:
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raise UserError(_("The database anonymization is currently in an unstable state. Some fields are anonymized,"
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" while some fields are not anonymized. You should try to solve this problem before trying to do anything else."))
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res['arch'] = etree.tostring(eview, encoding='unicode')
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return res
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@api.multi
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def anonymize_database(self):
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"""Sets the 'anonymized' state to defined fields"""
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self.ensure_one()
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# create a new history record:
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history = self.env['ir.model.fields.anonymization.history'].create({
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'date': fields.Datetime.now(),
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'state': 'started',
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'direction': 'clear -> anonymized'
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})
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# check that all the defined fields are in the 'clear' state
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state = self.env['ir.model.fields.anonymization']._get_global_state()
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error_type = _('Error !')
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if state == 'anonymized':
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raise UserError('%s: %s' % (error_type, _("The database is currently anonymized, you cannot anonymize it again.")))
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elif state == 'unstable':
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raise UserError('%s: %s' % (error_type, _("The database anonymization is currently in an unstable state. Some fields are anonymized,"
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" while some fields are not anonymized. You should try to solve this problem before trying to do anything.")))
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# do the anonymization:
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dirpath = os.environ.get('HOME') or os.getcwd()
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rel_filepath = 'field_anonymization_%s_%s.json' % (self.env.cr.dbname, history.id)
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abs_filepath = os.path.abspath(os.path.join(dirpath, rel_filepath))
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ano_fields = self.env['ir.model.fields.anonymization'].search([('state', '!=', 'not_existing')])
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if not ano_fields:
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raise UserError('%s: %s' % (error_type, _("No fields are going to be anonymized.")))
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data = []
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for field in ano_fields:
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model_name = field.model_id.model
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field_name = field.field_id.name
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field_type = field.field_id.ttype
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table_name = self.env[model_name]._table
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# get the current value
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self.env.cr.execute('select id, "%s" from "%s"' % (field_name, table_name))
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for record in self.env.cr.dictfetchall():
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data.append({"model_id": model_name, "field_id": field_name, "id": record['id'], "value": record[field_name]})
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# anonymize the value:
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anonymized_value = None
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sid = str(record['id'])
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if field_type == 'char':
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anonymized_value = 'xxx' + sid
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elif field_type == 'selection':
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anonymized_value = 'xxx' + sid
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elif field_type == 'text':
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anonymized_value = 'xxx' + sid
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elif field_type == 'html':
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anonymized_value = 'xxx' + sid
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elif field_type == 'boolean':
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anonymized_value = random.choice([True, False])
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elif field_type == 'date':
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anonymized_value = '2011-11-11'
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elif field_type == 'datetime':
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anonymized_value = '2011-11-11 11:11:11'
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elif field_type in ('float', 'monetary'):
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anonymized_value = 0.0
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elif field_type == 'integer':
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anonymized_value = 0
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elif field_type in ['binary', 'many2many', 'many2one', 'one2many', 'reference']: # cannot anonymize these kind of fields
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raise UserError('%s: %s' % (error_type, _("Cannot anonymize fields of these types: binary, many2many, many2one, one2many, reference.")))
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if anonymized_value is None:
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raise UserError('%s: %s' % (error_type, _("Anonymized value can not be empty.")))
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sql = 'update "%(table)s" set "%(field)s" = %%(anonymized_value)s where id = %%(id)s' % {
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'table': table_name,
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'field': field_name,
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}
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self.env.cr.execute(sql, {
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'anonymized_value': anonymized_value,
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'id': record['id']
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})
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# save json file:
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with open(abs_filepath, 'w') as fn:
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json.dump(data, fn)
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# update the anonymization fields:
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ano_fields.write({'state': 'anonymized'})
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# add a result message in the wizard:
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msgs = ["Anonymization successful.",
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"",
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"Donot forget to save the resulting file to a safe place because you will not be able to revert the anonymization without this file.",
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"",
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"This file is also stored in the %s directory. The absolute file path is: %s."
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]
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msg = '\n'.join(msgs) % (dirpath, abs_filepath)
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with open(abs_filepath, 'rb') as fn:
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self.write({
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'msg': msg,
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'file_export': base64.encodestring(fn.read()),
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})
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# update the history record:
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history.write({
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'field_ids': [[6, 0, ano_fields.ids]],
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'msg': msg,
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'filepath': abs_filepath,
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'state': 'done',
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})
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return {
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'res_id': self.id,
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'view_id': self.env.ref('anonymization.view_ir_model_fields_anonymize_wizard_form').ids,
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'view_type': 'form',
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"view_mode": 'form',
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'res_model': 'ir.model.fields.anonymize.wizard',
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'type': 'ir.actions.act_window',
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'context': {'step': 'just_anonymized'},
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'target': 'new'
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}
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@api.multi
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def reverse_anonymize_database(self):
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"""Set the 'clear' state to defined fields"""
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self.ensure_one()
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IrModelFieldsAnonymization = self.env['ir.model.fields.anonymization']
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# check that all the defined fields are in the 'anonymized' state
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state = IrModelFieldsAnonymization._get_global_state()
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if state == 'clear':
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raise UserError(_("The database is not currently anonymized, you cannot reverse the anonymization."))
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elif state == 'unstable':
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raise UserError(_("The database anonymization is currently in an unstable state. Some fields are anonymized,"
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" while some fields are not anonymized. You should try to solve this problem before trying to do anything."))
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if not self.file_import:
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raise UserError('%s: %s' % (_('Error !'), _("It is not possible to reverse the anonymization process without supplying the anonymization export file.")))
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# reverse the anonymization:
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# load the json/pickle file content into a data structure:
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content = base64.decodestring(self.file_import)
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try:
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data = json.loads(content.decode('utf8'))
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except Exception:
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# backward-compatible mode
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data = pickle.loads(content, encoding='utf8')
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fixes = self.env['ir.model.fields.anonymization.migration.fix'].search_read([
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('target_version', '=', '.'.join(str(v) for v in version_info[:2]))
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], ['model_name', 'field_name', 'query', 'query_type', 'sequence'])
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fixes = group(fixes, ('model_name', 'field_name'))
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for line in data:
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queries = []
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table_name = self.env[line['model_id']]._table if line['model_id'] in self.env else None
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# check if custom sql exists:
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key = (line['model_id'], line['field_id'])
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custom_updates = fixes.get(key)
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if custom_updates:
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custom_updates.sort(key=itemgetter('sequence'))
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queries = [(record['query'], record['query_type']) for record in custom_updates if record['query_type']]
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elif table_name:
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queries = [('update "%(table)s" set "%(field)s" = %%(value)s where id = %%(id)s' % {
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'table': table_name,
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'field': line['field_id'],
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}, 'sql')]
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for query in queries:
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if query[1] == 'sql':
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self.env.cr.execute(query[0], {
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'value': line['value'],
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'id': line['id']
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})
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elif query[1] == 'python':
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safe_eval(query[0] % line)
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else:
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raise Exception("Unknown query type '%s'. Valid types are: sql, python." % (query['query_type'], ))
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# update the anonymization fields:
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ano_fields = IrModelFieldsAnonymization.search([('state', '!=', 'not_existing')])
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ano_fields.write({'state': 'clear'})
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# add a result message in the wizard:
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self.msg = '\n'.join(["Successfully reversed the anonymization.", ""])
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# create a new history record:
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history = self.env['ir.model.fields.anonymization.history'].create({
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'date': fields.Datetime.now(),
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'field_ids': [[6, 0, ano_fields.ids]],
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'msg': self.msg,
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'filepath': False,
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'direction': 'anonymized -> clear',
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'state': 'done'
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})
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return {
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'res_id': self.id,
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'view_id': self.env.ref('anonymization.view_ir_model_fields_anonymize_wizard_form').ids,
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'view_type': 'form',
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"view_mode": 'form',
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'res_model': 'ir.model.fields.anonymize.wizard',
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'type': 'ir.actions.act_window',
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'context': {'step': 'just_desanonymized'},
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'target': 'new'
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}
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