# -*- coding: utf-8 -*-
"""This file contains a default plist plugin in Plaso."""
from __future__ import unicode_literals
from dfdatetime import cocoa_time as dfdatetime_cocoa_time
from plaso.containers import events
from plaso.containers import time_events
from plaso.lib import definitions
from plaso.parsers import plist
from plaso.parsers.plist_plugins import interface
[docs]class SafariHistoryEventData(events.EventData):
"""Safari history event data.
Attributes:
display_title (str): display title of the webpage visited.
title (str): title of the webpage visited.
url (str): URL visited.
visit_count (int): number of times the website was visited.
was_http_non_get (bool): True if the webpage was visited using a non-GET
HTTP request.
"""
DATA_TYPE = 'safari:history:visit'
def __init__(self):
"""Initializes event data."""
super(SafariHistoryEventData, self).__init__(data_type=self.DATA_TYPE)
self.display_title = None
self.title = None
self.url = None
self.visit_count = None
self.was_http_non_get = None
[docs]class SafariHistoryPlugin(interface.PlistPlugin):
"""Plugin to extract Safari history timestamps."""
NAME = 'safari_history'
DESCRIPTION = 'Parser for Safari history plist files.'
PLIST_PATH = 'History.plist'
PLIST_KEYS = frozenset(['WebHistoryDates', 'WebHistoryFileVersion'])
# pylint 1.9.3 wants a docstring for kwargs, but this is not useful to add.
# pylint: disable=missing-param-doc,arguments-differ
[docs] def GetEntries(self, parser_mediator, match=None, **unused_kwargs):
"""Extracts Safari history items.
Args:
parser_mediator (ParserMediator): mediates interactions between parsers
and other components, such as storage and dfvfs.
match (Optional[dict[str: object]]): keys extracted from PLIST_KEYS.
"""
format_version = match.get('WebHistoryFileVersion', None)
if format_version != 1:
parser_mediator.ProduceExtractionError(
'unsupported Safari history version: {0!s}'.format(format_version))
return
if 'WebHistoryDates' not in match:
return
for history_entry in match.get('WebHistoryDates', {}):
last_visited_date = history_entry.get('lastVisitedDate', None)
if last_visited_date is None:
parser_mediator.ProduceExtractionError('missing last visited date')
continue
try:
# Last visited date is a string containing a floating point value.
timestamp = float(last_visited_date)
except (TypeError, ValueError):
parser_mediator.ProduceExtractionError(
'unable to convert last visited date {0:s}'.format(
last_visited_date))
continue
display_title = history_entry.get('displayTitle', None)
event_data = SafariHistoryEventData()
if display_title != event_data.title:
event_data.display_title = display_title
event_data.title = history_entry.get('title', None)
event_data.url = history_entry.get('', None)
event_data.visit_count = history_entry.get('visitCount', None)
event_data.was_http_non_get = history_entry.get(
'lastVisitWasHTTPNonGet', None)
# Convert the floating point value to an integer.
# TODO: add support for the fractional part of the floating point value.
timestamp = int(timestamp)
date_time = dfdatetime_cocoa_time.CocoaTime(timestamp=timestamp)
event = time_events.DateTimeValuesEvent(
date_time, definitions.TIME_DESCRIPTION_LAST_VISITED)
parser_mediator.ProduceEventWithEventData(event, event_data)
plist.PlistParser.RegisterPlugin(SafariHistoryPlugin)