[MERGE] merged the refactoring of audittrail module
bzr revid: qdp-launchpad@openerp.com-20111121164435-djk6xrcagpinm2o2
This commit is contained in:
Quentin (OpenERP)
+258
-231
@@ -43,22 +43,17 @@ class audittrail_rule(osv.osv):
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"log_create": fields.boolean("Log Creates",help="Select this if you want to keep track of creation on any record of the object of this rule"),
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"log_action": fields.boolean("Log Action",help="Select this if you want to keep track of actions on the object of this rule"),
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"log_workflow": fields.boolean("Log Workflow",help="Select this if you want to keep track of workflow on any record of the object of this rule"),
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"state": fields.selection((("draft", "Draft"),
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("subscribed", "Subscribed")),
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"State", required=True),
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"state": fields.selection((("draft", "Draft"), ("subscribed", "Subscribed")), "State", required=True),
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"action_id": fields.many2one('ir.actions.act_window', "Action ID"),
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}
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_defaults = {
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'state': lambda *a: 'draft',
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'log_create': lambda *a: 1,
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'log_unlink': lambda *a: 1,
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'log_write': lambda *a: 1,
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'state': 'draft',
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'log_create': 1,
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'log_unlink': 1,
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'log_write': 1,
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}
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_sql_constraints = [
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('model_uniq', 'unique (object_id)', """There is a rule defined on this object\n You cannot define another one the same object!""")
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('model_uniq', 'unique (object_id)', """There is already a rule defined on this object\n You cannot define another: please edit the existing one.""")
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]
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__functions = {}
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@@ -178,54 +173,33 @@ class audittrail_log_line(osv.osv):
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class audittrail_objects_proxy(object_proxy):
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""" Uses Object proxy for auditing changes on object of subscribed Rules"""
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def get_value_text(self, cr, uid, field_name, values, model, context=None):
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def get_value_text(self, cr, uid, pool, resource_pool, method, field, value):
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"""
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Gets textual values for the fields.
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If the field is a many2one, it returns the name.
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If it's a one2many or a many2many, it returns a list of name.
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In other cases, it just returns the value.
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:param cr: the current row, from the database cursor,
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:param uid: the current user’s ID for security checks,
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:param pool: current db's pooler object.
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:param resource_pool: pooler object of the model which values are being changed.
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:param field: for which the text value is to be returned.
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:param value: value of the field.
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:param recursive: True or False, True will repeat the process recursively
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:return: string value or a list of values(for O2M/M2M)
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"""
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Gets textual values for the fields
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e.g.: For field of type many2one it gives its name value instead of id
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@param cr: the current row, from the database cursor,
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@param uid: the current user’s ID for security checks,
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@param field_name: List of fields for text values
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@param values: Values for field to be converted into textual values
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@return: values: List of textual values for given fields
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"""
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if not context:
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context = {}
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if field_name in('__last_update','id'):
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return values
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pool = pooler.get_pool(cr.dbname)
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field_pool = pool.get('ir.model.fields')
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model_pool = pool.get('ir.model')
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obj_pool = pool.get(model.model)
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if obj_pool._inherits:
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inherits_ids = model_pool.search(cr, uid, [('model', '=', obj_pool._inherits.keys()[0])])
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field_ids = field_pool.search(cr, uid, [('name', '=', field_name), ('model_id', 'in', (model.id, inherits_ids[0]))])
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field_obj = (resource_pool._all_columns.get(field)).column
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if field_obj._type in ('one2many','many2many'):
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data = pool.get(field_obj._obj).name_get(cr, uid, value)
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#return the modifications on x2many fields as a list of names
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res = map(lambda x:x[1], data)
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elif field_obj._type == 'many2one':
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#return the modifications on a many2one field as its value returned by name_get()
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res = value and value[1] or value
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else:
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field_ids = field_pool.search(cr, uid, [('name', '=', field_name), ('model_id', '=', model.id)])
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field_id = field_ids and field_ids[0] or False
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assert field_id, _("'%s' field does not exist in '%s' model" %(field_name, model.model))
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field = field_pool.read(cr, uid, field_id)
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relation_model = field['relation']
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relation_model_pool = relation_model and pool.get(relation_model) or False
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if field['ttype'] == 'many2one':
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res = False
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relation_id = False
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if values and type(values) == tuple:
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relation_id = values[0]
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if relation_id and relation_model_pool:
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relation_model_object = relation_model_pool.read(cr, uid, relation_id, [relation_model_pool._rec_name])
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res = relation_model_object[relation_model_pool._rec_name]
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return res
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elif field['ttype'] in ('many2many','one2many'):
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res = []
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for relation_model_object in relation_model_pool.read(cr, uid, values, [relation_model_pool._rec_name]):
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res.append(relation_model_object[relation_model_pool._rec_name])
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return res
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return values
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res = value
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return res
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def create_log_line(self, cr, uid, log_id, model, lines=[]):
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"""
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@@ -233,7 +207,7 @@ class audittrail_objects_proxy(object_proxy):
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@param cr: the current row, from the database cursor,
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@param uid: the current user’s ID for security checks,
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@param model: Object who's values are being changed
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@param model: Object which values are being changed
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@param lines: List of values for line is to be created
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"""
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pool = pooler.get_pool(cr.dbname)
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@@ -241,216 +215,273 @@ class audittrail_objects_proxy(object_proxy):
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model_pool = pool.get('ir.model')
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field_pool = pool.get('ir.model.fields')
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log_line_pool = pool.get('audittrail.log.line')
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#start Loop
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for line in lines:
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if line['name'] in('__last_update','id'):
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continue
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field_obj = obj_pool._all_columns.get(line['name'])
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assert field_obj, _("'%s' field does not exist in '%s' model" %(line['name'], model.model))
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field_obj = field_obj.column
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old_value = line.get('old_value', '')
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new_value = line.get('new_value', '')
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search_models = [model.id]
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if obj_pool._inherits:
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inherits_ids = model_pool.search(cr, uid, [('model', '=', obj_pool._inherits.keys()[0])])
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field_ids = field_pool.search(cr, uid, [('name', '=', line['name']), ('model_id', 'in', (model.id, inherits_ids[0]))])
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else:
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field_ids = field_pool.search(cr, uid, [('name', '=', line['name']), ('model_id', '=', model.id)])
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field_id = field_ids and field_ids[0] or False
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assert field_id, _("'%s' field does not exist in '%s' model" %(line['name'], model.model))
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field = field_pool.read(cr, uid, field_id)
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old_value = 'old_value' in line and line['old_value'] or ''
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new_value = 'new_value' in line and line['new_value'] or ''
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old_value_text = 'old_value_text' in line and line['old_value_text'] or ''
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new_value_text = 'new_value_text' in line and line['new_value_text'] or ''
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if old_value_text == new_value_text:
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continue
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if field['ttype'] == 'many2one':
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if type(old_value) == tuple:
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old_value = old_value[0]
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if type(new_value) == tuple:
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new_value = new_value[0]
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search_models += model_pool.search(cr, uid, [('model', 'in', obj_pool._inherits.keys())])
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field_id = field_pool.search(cr, uid, [('name', '=', line['name']), ('model_id', 'in', search_models)])
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if field_obj._type == 'many2one':
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old_value = old_value and old_value[0] or old_value
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new_value = new_value and new_value[0] or new_value
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vals = {
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"log_id": log_id,
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"field_id": field_id,
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"field_id": field_id and field_id[0] or False,
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"old_value": old_value,
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"new_value": new_value,
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"old_value_text": old_value_text,
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"new_value_text": new_value_text,
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"field_description": field['field_description']
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"old_value_text": line.get('old_value_text', ''),
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"new_value_text": line.get('new_value_text', ''),
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"field_description": field_obj.string
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}
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line_id = log_line_pool.create(cr, uid, vals)
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cr.commit()
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#End Loop
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return True
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def log_fct(self, cr, uid, model, method, fct_src, *args):
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def log_fct(self, cr, uid_orig, model, method, fct_src, *args):
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"""
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Logging function: This function is performs logging oprations according to method
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@param db: the current database
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@param uid: the current user’s ID for security checks,
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@param object: Object who's values are being changed
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@param method: method to log: create, read, write, unlink
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Logging function: This function is performing the logging operation
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@param model: Object whose values are being changed
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@param method: method to log: create, read, write, unlink, action or workflow action
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@param fct_src: execute method of Object proxy
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@return: Returns result as per method of Object proxy
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"""
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uid_orig = uid
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uid = 1
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res2 = args
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pool = pooler.get_pool(cr.dbname)
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resource_pool = pool.get(model)
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log_pool = pool.get('audittrail.log')
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model_pool = pool.get('ir.model')
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model_ids = model_pool.search(cr, uid, [('model', '=', model)])
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model_ids = model_pool.search(cr, 1, [('model', '=', model)])
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model_id = model_ids and model_ids[0] or False
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assert model_id, _("'%s' Model does not exist..." %(model))
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model = model_pool.browse(cr, uid, model_id)
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model = model_pool.browse(cr, 1, model_id)
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if method in ('create'):
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res_id = fct_src(cr, uid_orig, model.model, method, *args)
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resource = resource_pool.read(cr, uid, res_id, args[0].keys())
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vals = {
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"method": method,
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"object_id": model.id,
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"user_id": uid_orig,
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"res_id": resource['id'],
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}
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if 'id' in resource:
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del resource['id']
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log_id = log_pool.create(cr, uid, vals)
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lines = []
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for field in resource:
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line = {
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'name': field,
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'new_value': resource[field],
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'new_value_text': self.get_value_text(cr, uid, field, resource[field], model)
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}
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lines.append(line)
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self.create_log_line(cr, uid, log_id, model, lines)
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# fields to log. currently only used by log on read()
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field_list = []
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old_values = new_values = {}
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return res_id
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elif method in ('read'):
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res_ids = args[0]
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old_values = {}
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if method == 'create':
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res = fct_src(cr, uid_orig, model.model, method, *args)
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if type(res) == list:
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for v in res:
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old_values[v['id']] = v
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else:
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old_values[res['id']] = res
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for res_id in old_values:
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vals = {
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"method": method,
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"object_id": model.id,
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"user_id": uid_orig,
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"res_id": res_id,
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}
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log_id = log_pool.create(cr, uid, vals)
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lines = []
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for field in old_values[res_id]:
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line = {
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'name': field,
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'old_value': old_values[res_id][field],
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'old_value_text': self.get_value_text(cr, uid, field, old_values[res_id][field], model)
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}
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lines.append(line)
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self.create_log_line(cr, uid, log_id, model, lines)
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return res
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elif method in ('unlink'):
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res_ids = args[0]
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old_values = {}
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for res_id in res_ids:
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old_values[res_id] = resource_pool.read(cr, uid, res_id)
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for res_id in res_ids:
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vals = {
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"method": method,
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"object_id": model.id,
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"user_id": uid_orig,
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"res_id": res_id,
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}
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log_id = log_pool.create(cr, uid, vals)
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lines = []
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for field in old_values[res_id]:
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if field in ('id'):
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continue
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line = {
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'name': field,
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'old_value': old_values[res_id][field],
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'old_value_text': self.get_value_text(cr, uid, field, old_values[res_id][field], model)
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}
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lines.append(line)
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self.create_log_line(cr, uid, log_id, model, lines)
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if res:
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res_ids = [res]
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new_values = self.get_data(cr, uid_orig, pool, res_ids, model, method)
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elif method == 'read':
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res = fct_src(cr, uid_orig, model.model, method, *args)
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return res
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else:
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# build the res_ids and the old_values dict. Here we don't use get_data() to
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# avoid performing an additional read()
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res_ids = []
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for record in res:
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res_ids.append(record['id'])
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old_values[(model.id, record['id'])] = {'value': record, 'text': record}
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# log only the fields read
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field_list = args[1]
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elif method == 'unlink':
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res_ids = args[0]
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old_values = self.get_data(cr, uid_orig, pool, res_ids, model, method)
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res = fct_src(cr, uid_orig, model.model, method, *args)
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else: # method is write, action or workflow action
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res_ids = []
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res = True
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if args:
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res_ids = args[0]
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old_values = {}
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fields = []
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if len(args)>1 and type(args[1]) == dict:
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fields = args[1].keys()
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if type(res_ids) in (long, int):
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if isinstance(res_ids, (long, int)):
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res_ids = [res_ids]
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if res_ids:
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for resource in resource_pool.read(cr, uid, res_ids):
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resource_id = resource['id']
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if 'id' in resource:
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del resource['id']
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old_values_text = {}
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old_value = {}
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for field in resource.keys():
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old_value[field] = resource[field]
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old_values_text[field] = self.get_value_text(cr, uid, field, resource[field], model)
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old_values[resource_id] = {'text':old_values_text, 'value': old_value}
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# store the old values into a dictionary
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old_values = self.get_data(cr, uid_orig, pool, res_ids, model, method)
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# process the original function, workflow trigger...
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res = fct_src(cr, uid_orig, model.model, method, *args)
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if method == 'copy':
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res_ids = [res]
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if res_ids:
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for resource in resource_pool.read(cr, uid, res_ids):
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resource_id = resource['id']
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if 'id' in resource:
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del resource['id']
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vals = {
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"method": method,
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"object_id": model.id,
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"user_id": uid_orig,
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"res_id": resource_id,
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}
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# check the new values and store them into a dictionary
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new_values = self.get_data(cr, uid_orig, pool, res_ids, model, method)
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# compare the old and new values and create audittrail log if needed
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self.process_data(cr, uid_orig, pool, res_ids, model, method, old_values, new_values, field_list)
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return res
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def get_data(self, cr, uid, pool, res_ids, model, method):
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"""
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This function simply read all the fields of the given res_ids, and also recurisvely on
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all records of a x2m fields read that need to be logged. Then it returns the result in
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convenient structure that will be used as comparison basis.
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log_id = log_pool.create(cr, uid, vals)
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lines = []
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for field in resource.keys():
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line = {
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'name': field,
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'new_value': resource[field],
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'old_value': old_values[resource_id]['value'][field],
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'new_value_text': self.get_value_text(cr, uid, field, resource[field], model),
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'old_value_text': old_values[resource_id]['text'][field]
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}
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lines.append(line)
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:param cr: the current row, from the database cursor,
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:param uid: the current user’s ID. This parameter is currently not used as every
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operation to get data is made as super admin. Though, it could be usefull later.
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:param pool: current db's pooler object.
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:param res_ids: Id's of resource to be logged/compared.
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:param model: Object whose values are being changed
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:param method: method to log: create, read, unlink, write, actions, workflow actions
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:return: dict mapping a tuple (model_id, resource_id) with its value and textual value
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{ (model_id, resource_id): { 'value': ...
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'textual_value': ...
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},
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}
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"""
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data = {}
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resource_pool = pool.get(model.model)
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# read all the fields of the given resources in super admin mode
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for resource in resource_pool.read(cr, 1, res_ids):
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values = {}
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values_text = {}
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resource_id = resource['id']
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# loop on each field on the res_ids we just have read
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for field in resource:
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if field in ('__last_update', 'id'):
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continue
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values[field] = resource[field]
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# get the textual value of that field for this record
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values_text[field] = self.get_value_text(cr, 1, pool, resource_pool, method, field, resource[field])
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self.create_log_line(cr, uid, log_id, model, lines)
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return res
|
||||
field_obj = resource_pool._all_columns.get(field).column
|
||||
if field_obj._type in ('one2many','many2many'):
|
||||
# check if an audittrail rule apply in super admin mode
|
||||
if self.check_rules(cr, 1, field_obj._obj, method):
|
||||
# check if the model associated to a *2m field exists, in super admin mode
|
||||
x2m_model_ids = pool.get('ir.model').search(cr, 1, [('model', '=', field_obj._obj)])
|
||||
x2m_model_id = x2m_model_ids and x2m_model_ids[0] or False
|
||||
assert x2m_model_id, _("'%s' Model does not exist..." %(field_obj._obj))
|
||||
x2m_model = pool.get('ir.model').browse(cr, 1, x2m_model_id)
|
||||
#recursive call on x2m fields that need to be checked too
|
||||
data.update(self.get_data(cr, 1, pool, resource[field], x2m_model, method))
|
||||
data[(model.id, resource_id)] = {'text':values_text, 'value': values}
|
||||
return data
|
||||
|
||||
def prepare_audittrail_log_line(self, cr, uid, pool, model, resource_id, method, old_values, new_values, field_list=[]):
|
||||
"""
|
||||
This function compares the old data (i.e before the method was executed) and the new data
|
||||
(after the method was executed) and returns a structure with all the needed information to
|
||||
log those differences.
|
||||
|
||||
:param cr: the current row, from the database cursor,
|
||||
:param uid: the current user’s ID. This parameter is currently not used as every
|
||||
operation to get data is made as super admin. Though, it could be usefull later.
|
||||
:param pool: current db's pooler object.
|
||||
:param model: model object which values are being changed
|
||||
:param resource_id: ID of record to which values are being changed
|
||||
:param method: method to log: create, read, unlink, write, actions, workflow actions
|
||||
:param old_values: dict of values read before execution of the method
|
||||
:param new_values: dict of values read after execution of the method
|
||||
:param field_list: optional argument containing the list of fields to log. Currently only
|
||||
used when performing a read, it could be usefull later on if we want to log the write
|
||||
on specific fields only.
|
||||
|
||||
:return: dictionary with
|
||||
* keys: tuples build as ID of model object to log and ID of resource to log
|
||||
* values: list of all the changes in field values for this couple (model, resource)
|
||||
return {
|
||||
(model.id, resource_id): []
|
||||
}
|
||||
|
||||
The reason why the structure returned is build as above is because when modifying an existing
|
||||
record (res.partner, for example), we may have to log a change done in a x2many field (on
|
||||
res.partner.address, for example)
|
||||
"""
|
||||
key = (model.id, resource_id)
|
||||
lines = {
|
||||
key: []
|
||||
}
|
||||
# loop on all the fields
|
||||
for field_name, field_definition in pool.get(model.model)._all_columns.items():
|
||||
#if the field_list param is given, skip all the fields not in that list
|
||||
if field_list and field_name not in field_list:
|
||||
continue
|
||||
field_obj = field_definition.column
|
||||
if field_obj._type in ('one2many','many2many'):
|
||||
# checking if an audittrail rule apply in super admin mode
|
||||
if self.check_rules(cr, 1, field_obj._obj, method):
|
||||
# checking if the model associated to a *2m field exists, in super admin mode
|
||||
x2m_model_ids = pool.get('ir.model').search(cr, 1, [('model', '=', field_obj._obj)])
|
||||
x2m_model_id = x2m_model_ids and x2m_model_ids[0] or False
|
||||
assert x2m_model_id, _("'%s' Model does not exist..." %(field_obj._obj))
|
||||
x2m_model = pool.get('ir.model').browse(cr, 1, x2m_model_id)
|
||||
# the resource_ids that need to be checked are the sum of both old and previous values (because we
|
||||
# need to log also creation or deletion in those lists).
|
||||
x2m_old_values_ids = old_values.get(key, {'value': {}})['value'].get(field_name, [])
|
||||
x2m_new_values_ids = new_values.get(key, {'value': {}})['value'].get(field_name, [])
|
||||
# We use list(set(...)) to remove duplicates.
|
||||
res_ids = list(set(x2m_old_values_ids + x2m_new_values_ids))
|
||||
for res_id in res_ids:
|
||||
lines.update(self.prepare_audittrail_log_line(cr, 1, pool, x2m_model, res_id, method, old_values, new_values, field_list))
|
||||
# if the value value is different than the old value: record the change
|
||||
if key not in old_values or key not in new_values or old_values[key]['value'][field_name] != new_values[key]['value'][field_name]:
|
||||
data = {
|
||||
'name': field_name,
|
||||
'new_value': key in new_values and new_values[key]['value'].get(field_name),
|
||||
'old_value': key in old_values and old_values[key]['value'].get(field_name),
|
||||
'new_value_text': key in new_values and new_values[key]['text'].get(field_name),
|
||||
'old_value_text': key in old_values and old_values[key]['text'].get(field_name)
|
||||
}
|
||||
lines[key].append(data)
|
||||
return lines
|
||||
|
||||
def process_data(self, cr, uid, pool, res_ids, model, method, old_values={}, new_values={}, field_list=[]):
|
||||
"""
|
||||
This function processes and iterates recursively to log the difference between the old
|
||||
data (i.e before the method was executed) and the new data and creates audittrail log
|
||||
accordingly.
|
||||
|
||||
:param cr: the current row, from the database cursor,
|
||||
:param uid: the current user’s ID,
|
||||
:param pool: current db's pooler object.
|
||||
:param res_ids: Id's of resource to be logged/compared.
|
||||
:param model: model object which values are being changed
|
||||
:param method: method to log: create, read, unlink, write, actions, workflow actions
|
||||
:param old_values: dict of values read before execution of the method
|
||||
:param new_values: dict of values read after execution of the method
|
||||
:param field_list: optional argument containing the list of fields to log. Currently only
|
||||
used when performing a read, it could be usefull later on if we want to log the write
|
||||
on specific fields only.
|
||||
:return: True
|
||||
"""
|
||||
# loop on all the given ids
|
||||
for res_id in res_ids:
|
||||
# compare old and new values and get audittrail log lines accordingly
|
||||
lines = self.prepare_audittrail_log_line(cr, uid, pool, model, res_id, method, old_values, new_values, field_list)
|
||||
|
||||
# if at least one modification has been found
|
||||
for model_id, resource_id in lines:
|
||||
vals = {
|
||||
'method': method,
|
||||
'object_id': model_id,
|
||||
'user_id': uid,
|
||||
'res_id': resource_id,
|
||||
}
|
||||
if (model_id, resource_id) not in old_values and method not in ('copy', 'read'):
|
||||
# the resource was not existing so we are forcing the method to 'create'
|
||||
# (because it could also come with the value 'write' if we are creating
|
||||
# new record through a one2many field)
|
||||
vals.update({'method': 'create'})
|
||||
if (model_id, resource_id) not in new_values and method not in ('copy', 'read'):
|
||||
# the resource is not existing anymore so we are forcing the method to 'unlink'
|
||||
# (because it could also come with the value 'write' if we are deleting the
|
||||
# record through a one2many field)
|
||||
vals.update({'method': 'unlink'})
|
||||
# create the audittrail log in super admin mode, only if a change has been detected
|
||||
if lines[(model_id, resource_id)]:
|
||||
log_id = pool.get('audittrail.log').create(cr, 1, vals)
|
||||
model = pool.get('ir.model').browse(cr, uid, model_id)
|
||||
self.create_log_line(cr, 1, log_id, model, lines[(model_id, resource_id)])
|
||||
return True
|
||||
|
||||
def check_rules(self, cr, uid, model, method):
|
||||
"""
|
||||
Checks if auditrails is installed for that db and then if one rule match
|
||||
@param cr: the current row, from the database cursor,
|
||||
@param uid: the current user’s ID,
|
||||
@param model: value of _name of the object which values are being changed
|
||||
@param method: method to log: create, read, unlink,write,actions,workflow actions
|
||||
@return: True or False
|
||||
"""
|
||||
pool = pooler.get_pool(cr.dbname)
|
||||
# Check if auditrails is installed for that db and then if one rule match
|
||||
if 'audittrail.rule' in pool.models:
|
||||
model_ids = pool.get('ir.model').search(cr, 1, [('model', '=', model)])
|
||||
model_id = model_ids and model_ids[0] or False
|
||||
if model_id:
|
||||
rule_ids = pool.get('audittrail.rule').search(cr, 1, [('object_id', '=', model_id), ('state', '=', 'subscribed')])
|
||||
for rule in pool.get('audittrail.rule').read(cr, 1, rule_ids, ['user_id','log_read','log_write','log_create','log_unlink','log_action','log_workflow']):
|
||||
if len(rule['user_id'])==0 or uid in rule['user_id']:
|
||||
if len(rule['user_id']) == 0 or uid in rule['user_id']:
|
||||
if rule.get('log_'+method,0):
|
||||
return True
|
||||
elif method not in ('default_get','read','fields_view_get','fields_get','search','search_count','name_search','name_get','get','request_get', 'get_sc', 'unlink', 'write', 'create'):
|
||||
@@ -460,18 +491,14 @@ class audittrail_objects_proxy(object_proxy):
|
||||
def execute_cr(self, cr, uid, model, method, *args, **kw):
|
||||
fct_src = super(audittrail_objects_proxy, self).execute_cr
|
||||
if self.check_rules(cr,uid,model,method):
|
||||
res = self.log_fct(cr, uid, model, method, fct_src, *args)
|
||||
else:
|
||||
res = fct_src(cr, uid, model, method, *args)
|
||||
return res
|
||||
return self.log_fct(cr, uid, model, method, fct_src, *args)
|
||||
return fct_src(cr, uid, model, method, *args)
|
||||
|
||||
def exec_workflow_cr(self, cr, uid, model, method, *args, **argv):
|
||||
fct_src = super(audittrail_objects_proxy, self).exec_workflow_cr
|
||||
if self.check_rules(cr,uid,model,'workflow'):
|
||||
res = self.log_fct(cr, uid, model, method, fct_src, *args)
|
||||
else:
|
||||
res = fct_src(cr, uid, model, method, *args)
|
||||
return res
|
||||
return self.log_fct(cr, uid, model, method, fct_src, *args)
|
||||
return fct_src(cr, uid, model, method, *args)
|
||||
|
||||
audittrail_objects_proxy()
|
||||
|
||||
|
||||
Reference in New Issue
Block a user