112 lines
3.7 KiB
Python
112 lines
3.7 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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#
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# Copyright 2013 The Plaso Project Authors.
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# Please see the AUTHORS file for details on individual authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""This file contains a parser for the Android contacts2 Call History.
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Android Call History is stored in SQLite database files named contacts2.db.
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"""
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from plaso.events import time_events
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from plaso.parsers import sqlite
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from plaso.parsers.sqlite_plugins import interface
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class AndroidCallEvent(time_events.JavaTimeEvent):
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"""Convenience class for an Android Call History event."""
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DATA_TYPE = 'android:event:call'
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def __init__(
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self, java_time, usage, identifier, number, name, duration, call_type):
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"""Initializes the event object.
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Args:
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java_time: The Java time value.
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usage: The description of the usage of the time value.
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identifier: The row identifier.
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number: The phone number associated to the remote party.
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duration: The number of seconds the call lasted.
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call_type: Incoming, Outgoing, or Missed.
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"""
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super(AndroidCallEvent, self).__init__(java_time, usage)
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self.offset = identifier
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self.number = number
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self.name = name
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self.duration = duration
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self.call_type = call_type
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class AndroidCallPlugin(interface.SQLitePlugin):
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"""Parse Android contacts2 database."""
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NAME = 'android_calls'
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DESCRIPTION = u'Parser for Android calls SQLite database files.'
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# Define the needed queries.
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QUERIES = [
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('SELECT _id AS id, date, number, name, duration, type FROM calls',
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'ParseCallsRow')]
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CALL_TYPE = {
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1: u'INCOMING',
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2: u'OUTGOING',
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3: u'MISSED'}
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def ParseCallsRow(
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self, parser_context, row, file_entry=None, parser_chain=None, query=None,
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**unused_kwargs):
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"""Parses a Call record row.
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Args:
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parser_context: A parser context object (instance of ParserContext).
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row: The row resulting from the query.
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file_entry: Optional file entry object (instance of dfvfs.FileEntry).
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The default is None.
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parser_chain: Optional string containing the parsing chain up to this
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point. The default is None.
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query: Optional query string. The default is None.
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"""
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# Extract and lookup the call type.
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call_type = self.CALL_TYPE.get(row['type'], u'UNKNOWN')
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event_object = AndroidCallEvent(
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row['date'], u'Call Started', row['id'], row['number'], row['name'],
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row['duration'], call_type)
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parser_context.ProduceEvent(
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event_object, parser_chain=parser_chain, file_entry=file_entry,
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query=query)
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duration = row['duration']
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if isinstance(duration, basestring):
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try:
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duration = int(duration, 10)
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except ValueError:
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duration = 0
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if duration:
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# The duration is in seconds and the date value in milli seconds.
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duration *= 1000
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event_object = AndroidCallEvent(
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row['date'] + duration, u'Call Ended', row['id'], row['number'],
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row['name'], row['duration'], call_type)
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parser_context.ProduceEvent(
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event_object, query=query, parser_chain=parser_chain,
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file_entry=file_entry)
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sqlite.SQLiteParser.RegisterPlugin(AndroidCallPlugin)
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