odoo/addons/audittrail/audittrail.py

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# -*- coding: utf-8 -*-
##############################################################################
#
# OpenERP, Open Source Management Solution
# Copyright (C) 2004-2010 Tiny SPRL (<http://tiny.be>).
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
##############################################################################
from osv import fields, osv
from osv.osv import osv_pool
from tools.translate import _
import ir
import pooler
import time
class audittrail_rule(osv.osv):
"""
For Auddittrail Rule
"""
_name = 'audittrail.rule'
_description = "Audittrail Rule"
_columns = {
"name": fields.char("Rule Name", size=32, required=True),
"object_id": fields.many2one('ir.model', 'Object', required=True),
"user_id": fields.many2many('res.users', 'audittail_rules_users',
'user_id', 'rule_id', 'Users'),
"log_read": fields.boolean("Log reads"),
"log_write": fields.boolean("Log writes"),
"log_unlink": fields.boolean("Log deletes"),
"log_create": fields.boolean("Log creates"),
"state": fields.selection((("draft", "Draft"),
("subscribed", "Subscribed")),
"State", required=True),
"action_id": fields.many2one('ir.actions.act_window', "Action ID"),
}
_defaults = {
'state': lambda *a: 'draft',
'log_create': lambda *a: 1,
'log_unlink': lambda *a: 1,
'log_write': lambda *a: 1,
}
_sql_constraints = [
('model_uniq', 'unique (object_id)', """There is a rule defined on this object\n You can not define other on the same!""")
]
__functions = {}
def subscribe(self, cr, uid, ids, *args):
"""
Subscribe Rule for auditing changes on object and apply shortcut for logs on that object.
@param cr: the current row, from the database cursor,
@param uid: the current users ID for security checks,
@param ids: List of Auddittrail Rules IDs.
@return: True
"""
obj_action = self.pool.get('ir.actions.act_window')
obj_model = self.pool.get('ir.model.data')
#start Loop
for thisrule in self.browse(cr, uid, ids):
obj = self.pool.get(thisrule.object_id.model)
if not obj:
raise osv.except_osv(
_('WARNING: audittrail is not part of the pool'),
_('Change audittrail depends -- Setting rule as DRAFT'))
self.write(cr, uid, [thisrule.id], {"state": "draft"})
val = {
"name": 'View Log',
"res_model": 'audittrail.log',
"src_model": thisrule.object_id.model,
"domain": "[('object_id','=', " + str(thisrule.object_id.id) + "), ('res_id', '=', active_id)]"
}
id = obj_action.create(cr, uid, val)
self.write(cr, uid, [thisrule.id], {"state": "subscribed", "action_id": id})
keyword = 'client_action_relate'
value = 'ir.actions.act_window,' + str(id)
res = obj_model.ir_set(cr, uid, 'action', keyword, 'View_log_' + thisrule.object_id.model, [thisrule.object_id.model], value, replace=True, isobject=True, xml_id=False)
#End Loop
return True
def unsubscribe(self, cr, uid, ids, *args):
"""
Unsubscribe Auditing Rule on object
@param cr: the current row, from the database cursor,
@param uid: the current users ID for security checks,
@param ids: List of Auddittrail Rules IDs.
@return: True
"""
obj_action = self.pool.get('ir.actions.act_window')
val_obj = self.pool.get('ir.values')
#start Loop
for thisrule in self.browse(cr, uid, ids):
if thisrule.id in self.__functions:
for function in self.__functions[thisrule.id]:
setattr(function[0], function[1], function[2])
w_id = obj_action.search(cr, uid, [('name', '=', 'View Log'), ('res_model', '=', 'audittrail.log'), ('src_model', '=', thisrule.object_id.model)])
obj_action.unlink(cr, uid, w_id)
value = "ir.actions.act_window" + ',' + str(w_id[0])
val_id = val_obj.search(cr, uid, [('model', '=', thisrule.object_id.model), ('value', '=', value)])
if val_id:
res = ir.ir_del(cr, uid, val_id[0])
self.write(cr, uid, [thisrule.id], {"state": "draft"})
#End Loop
return True
audittrail_rule()
class audittrail_log(osv.osv):
"""
For Audittrail Log
"""
_name = 'audittrail.log'
_description = "Audittrail Log"
_columns = {
"name": fields.char("Name", size=32),
"object_id": fields.many2one('ir.model', 'Object'),
"user_id": fields.many2one('res.users', 'User'),
"method": fields.selection((('read', 'Read'),
('write', 'Write'),
('unlink', 'Delete'),
('create', 'Create')), "Method"),
"timestamp": fields.datetime("Date"),
"res_id": fields.integer('Resource Id'),
"line_ids": fields.one2many('audittrail.log.line', 'log_id', 'Log lines'),
}
_defaults = {
"timestamp": lambda *a: time.strftime("%Y-%m-%d %H:%M:%S")
}
_order = "timestamp desc"
audittrail_log()
class audittrail_log_line(osv.osv):
"""
Audittrail Log Line.
"""
_name = 'audittrail.log.line'
_description = "Log Line"
_columns = {
'field_id': fields.many2one('ir.model.fields', 'Fields', required=True),
'log_id': fields.many2one('audittrail.log', 'Log'),
'log': fields.integer("Log ID"),
'old_value': fields.text("Old Value"),
'new_value': fields.text("New Value"),
'old_value_text': fields.text('Old value Text'),
'new_value_text': fields.text('New value Text'),
'field_description': fields.char('Field Description', size=64),
}
audittrail_log_line()
class audittrail_objects_proxy(osv_pool):
""" Uses Object proxy for auditing changes on object of subscribed Rules"""
def get_value_text(self, cr, uid, field_name, values, object, context=None):
"""
Gets textual values for the fields
e.g.: For field of type many2one it gives its name value instead of id
@param cr: the current row, from the database cursor,
@param uid: the current users ID for security checks,
@param field_name: List of fields for text values
@param values: Values for field to be converted into textual values
@return: values: List of textual values for given fields
"""
if not context:
context = {}
pool = pooler.get_pool(cr.dbname)
f_id = pool.get('ir.model.fields').search(cr, uid, [('name', '=', field_name), ('model_id', '=', object.id)])
if f_id:
field = pool.get('ir.model.fields').read(cr, uid, f_id)[0]
model = field['relation']
if field['ttype'] == 'many2one':
if values:
if type(values) == tuple:
values = values[0]
val = pool.get(model).read(cr, uid, [values], [pool.get(model)._rec_name])
if val:
return val[0][pool.get(model)._rec_name]
elif field['ttype'] == 'many2many':
value = []
if values:
for id in values:
val = pool.get(model).read(cr, uid, [id], [pool.get(model)._rec_name])
if val:
value.append(val[0][pool.get(model)._rec_name])
return value
elif field['ttype'] == 'one2many':
if values:
value = []
for id in values:
val = pool.get(model).read(cr, uid, [id], [pool.get(model)._rec_name])
if val:
value.append(val[0][pool.get(model)._rec_name])
return value
return values
def create_log_line(self, cr, uid, id, object, lines=[]):
"""
Creates lines for changed fields with its old and new values
@param cr: the current row, from the database cursor,
@param uid: the current users ID for security checks,
@param object: Object who's values are being changed
@param lines: List of values for line is to be created
"""
pool = pooler.get_pool(cr.dbname)
obj = pool.get(object.model)
#start Loop
for line in lines:
if obj._inherits:
inherits_ids = pool.get('ir.model').search(cr, uid, [('model', '=', obj._inherits.keys()[0])])
f_id = pool.get('ir.model.fields').search(cr, uid, [('name', '=', line['name']), ('model_id', 'in', (object.id, inherits_ids[0]))])
else:
f_id = pool.get('ir.model.fields').search(cr, uid, [('name', '=', line['name']), ('model_id', '=', object.id)])
if f_id:
fields = pool.get('ir.model.fields').read(cr, uid, f_id)
old_value = 'old_value' in line and line['old_value'] or ''
new_value = 'new_value' in line and line['new_value'] or ''
old_value_text = 'old_value_text' in line and line['old_value_text'] or ''
new_value_text = 'new_value_text' in line and line['new_value_text'] or ''
if old_value_text == new_value_text:
continue
if fields[0]['ttype'] == 'many2one':
if type(old_value) == tuple:
old_value = old_value[0]
if type(new_value) == tuple:
new_value = new_value[0]
vals = {
"log_id": id,
"field_id": f_id[0],
"old_value": old_value,
"new_value": new_value,
"old_value_text": old_value_text,
"new_value_text": new_value_text,
"field_description": fields[0]['field_description']
}
line_id = pool.get('audittrail.log.line').create(cr, uid, vals)
cr.commit()
#End Loop
return True
def log_fct(self, db, uid, object, method, fct_src, *args):
"""
Logging function: This function is performs logging oprations according to method
@param db: the current database
@param uid: the current users ID for security checks,
@param object: Object who's values are being changed
@param method: method to log: create, read, write, unlink
@param fct_src: execute method of Object proxy
@return: Returns result as per method of Object proxy
"""
logged_uids = []
pool = pooler.get_pool(db)
cr = pooler.get_db(db).cursor()
obj_ids = pool.get('ir.model').search(cr, uid, [('model', '=', object)])
model_object = pool.get('ir.model').browse(cr, uid, obj_ids)[0]
if method in ('create'):
res_id = fct_src(db, uid, object, method, *args)
cr.commit()
new_value = pool.get(model_object.model).read(cr, uid, [res_id], args[0].keys())[0]
if 'id' in new_value:
del new_value['id']
if not logged_uids or uid in logged_uids:
resource_name = pool.get(model_object.model).name_get(cr, uid, [res_id])
resource_name = resource_name and resource_name[0][1] or ''
vals = {
"method": method,
"object_id": model_object.id,
"user_id": uid, "res_id": res_id,
"name": resource_name
}
id = pool.get('audittrail.log').create(cr, uid, vals)
lines = []
for field in new_value:
if new_value[field]:
line = {
'name': field,
'new_value': new_value[field],
'new_value_text': self.get_value_text(cr, uid, field, new_value[field], model_object)
}
lines.append(line)
self.create_log_line(cr, uid, id, model_object, lines)
cr.commit()
cr.close()
return res_id
if method in ('write'):
res_ids = args[0]
for res_id in res_ids:
old_values = pool.get(model_object.model).read(cr, uid, res_id, args[1].keys())
old_values_text = {}
for field in args[1].keys():
old_values_text[field] = self.get_value_text(cr, uid, field, old_values[field], model_object)
res = fct_src(db, uid, object, method, *args)
cr.commit()
if res:
new_values = pool.get(model_object.model).read(cr, uid, res_ids, args[1].keys())[0]
if not logged_uids or uid in logged_uids:
resource_name = pool.get(model_object.model).name_get(cr, uid, [res_id])
resource_name = resource_name and resource_name[0][1] or ''
id = pool.get('audittrail.log').create(cr, uid, {"method": method, "object_id": model_object.id, "user_id": uid, "res_id": res_id, "name": resource_name})
lines = []
for field in args[1].keys():
if args[1].keys():
line = {
'name': field,
'new_value': field in new_values and new_values[field] or '',
'old_value': field in old_values and old_values[field] or '',
'new_value_text': self.get_value_text(cr, uid, field, new_values[field], model_object),
'old_value_text': old_values_text[field]
}
lines.append(line)
cr.commit()
self.create_log_line(cr, uid, id, model_object, lines)
cr.close()
return res
if method in ('read'):
res_ids = args[0]
old_values = {}
res = fct_src(db, uid, object, method, *args)
if type(res) == list:
for v in res:
old_values[v['id']] = v
else:
old_values[res['id']] = res
for res_id in old_values:
if not logged_uids or uid in logged_uids:
resource_name = pool.get(model_object.model).name_get(cr, uid, [res_id])
resource_name = resource_name and resource_name[0][1] or ''
id = pool.get('audittrail.log').create(cr, uid, {"method": method, "object_id": model_object.id, "user_id": uid, "res_id": res_id, "name": resource_name})
lines = []
for field in old_values[res_id]:
if old_values[res_id][field]:
line = {
'name': field,
'old_value': old_values[res_id][field],
'old_value_text': self.get_value_text(cr, uid, field, old_values[res_id][field], model_object)
}
lines.append(line)
cr.commit()
self.create_log_line(cr, uid, id, model_object, lines)
cr.close()
return res
if method in ('unlink'):
res_ids = args[0]
old_values = {}
for res_id in res_ids:
old_values[res_id] = pool.get(model_object.model).read(cr, uid, res_id, [])
for res_id in res_ids:
if not logged_uids or uid in logged_uids:
resource_name = pool.get(model_object.model).name_get(cr, uid, [res_id])
resource_name = resource_name and resource_name[0][1] or ''
id = pool.get('audittrail.log').create(cr, uid, {"method": method, "object_id": model_object.id, "user_id": uid, "res_id": res_id, "name": resource_name})
lines = []
for field in old_values[res_id]:
if old_values[res_id][field]:
line = {
'name': field,
'old_value': old_values[res_id][field],
'old_value_text': self.get_value_text(cr, uid, field, old_values[res_id][field], model_object)
}
lines.append(line)
cr.commit()
self.create_log_line(cr, uid, id, model_object, lines)
res = fct_src(db, uid, object, method, *args)
cr.close()
return res
cr.close()
def execute(self, db, uid, object, method, *args, **kw):
"""
Overrides Object Proxy execute method
@param db: the current database
@param uid: the current users ID for security checks,
@param object: Object who's values are being changed
@param method: method to log: create, read, write, unlink
@return: Returns result as per method of Object proxy
"""
pool = pooler.get_pool(db)
cr = pooler.get_db(db).cursor()
cr.autocommit(True)
logged_uids = []
fct_src = super(audittrail_objects_proxy, self).execute
def my_fct(db, uid, object, method, *args):
field = method
rule = False
obj_ids = pool.get('ir.model').search(cr, uid, [('model', '=', object)])
for obj_name in pool.obj_list():
if obj_name == 'audittrail.rule':
rule = True
if not rule:
return fct_src(db, uid, object, method, *args)
if not obj_ids:
return fct_src(db, uid, object, method, *args)
rule_ids = pool.get('audittrail.rule').search(cr, uid, [('object_id', '=', obj_ids[0]), ('state', '=', 'subscribed')])
if not rule_ids:
return fct_src(db, uid, object, method, *args)
for thisrule in pool.get('audittrail.rule').browse(cr, uid, rule_ids):
for user in thisrule.user_id:
logged_uids.append(user.id)
if not logged_uids or uid in logged_uids:
if field in ('read', 'write', 'create', 'unlink'):
if getattr(thisrule, 'log_' + field):
return self.log_fct(db, uid, object, method, fct_src, *args)
return fct_src(db, uid, object, method, *args)
res = my_fct(db, uid, object, method, *args)
cr.close()
return res
audittrail_objects_proxy()
# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: