#!/usr/bin/env python2

"""
Copyright (c) 2006-2013 sqlmap developers (http://sqlmap.org/)
See the file 'doc/COPYING' for copying permission
"""

import bdb
import os
import sys
import time
import traceback
import warnings

warnings.filterwarnings(action="ignore", message=".*was already imported", category=UserWarning)
warnings.filterwarnings(action="ignore", category=DeprecationWarning)

from lib.utils import versioncheck  # this has to be the first non-standard import

from lib.controller.controller import start
from lib.core.common import banner
from lib.core.common import dataToStdout
from lib.core.common import getUnicode
from lib.core.common import setPaths
from lib.core.common import weAreFrozen
from lib.core.data import cmdLineOptions
from lib.core.data import conf
from lib.core.data import kb
from lib.core.data import logger
from lib.core.data import paths
from lib.core.common import unhandledExceptionMessage
from lib.core.exception import SqlmapBaseException
from lib.core.exception import SqlmapSilentQuitException
from lib.core.exception import SqlmapUserQuitException
from lib.core.option import initOptions
from lib.core.option import init
from lib.core.profiling import profile
from lib.core.settings import LEGAL_DISCLAIMER
from lib.core.testing import smokeTest
from lib.core.testing import liveTest
from lib.parse.cmdline import cmdLineParser
from lib.utils.api import setRestAPILog
from lib.utils.api import StdDbOut

def modulePath():
    """
    This will get us the program's directory, even if we are frozen
    using py2exe
    """

    return os.path.dirname(os.path.realpath(getUnicode(sys.executable if weAreFrozen() else __file__, sys.getfilesystemencoding())))

def main():
    """
    Main function of sqlmap when running from command line.
    """

    try:
        paths.SQLMAP_ROOT_PATH = modulePath()
        setPaths()

        # Store original command line options for possible later restoration
        cmdLineOptions.update(cmdLineParser().__dict__)
        initOptions(cmdLineOptions)

        if hasattr(conf, "api"):
            # Overwrite system standard output and standard error to write
            # to an IPC database
            sys.stdout = StdDbOut(conf.taskid, messagetype="stdout")
            sys.stderr = StdDbOut(conf.taskid, messagetype="stderr")
            setRestAPILog()

        banner()

        dataToStdout("[!] legal disclaimer: %s\n\n" % LEGAL_DISCLAIMER, forceOutput=True)
        dataToStdout("[*] starting at %s\n\n" % time.strftime("%X"), forceOutput=True)

        init()

        if conf.profile:
            profile()
        elif conf.smokeTest:
            smokeTest()
        elif conf.liveTest:
            liveTest()
        else:
            start()

    except SqlmapUserQuitException:
        errMsg = "user quit"
        logger.error(errMsg)

    except (SqlmapSilentQuitException, bdb.BdbQuit):
        pass

    except SqlmapBaseException as e:
        e = getUnicode(e)
        logger.critical(e)
        sys.exit(1)

    except KeyboardInterrupt:
        print
        errMsg = "user aborted"
        logger.error(errMsg)

    except EOFError:
        print
        errMsg = "exit"
        logger.error(errMsg)

    except SystemExit:
        pass

    except:
        print
        errMsg = unhandledExceptionMessage()
        logger.critical(errMsg)
        traceback.print_exc()

    finally:
        dataToStdout("\n[*] shutting down at %s\n\n" % time.strftime("%X"), forceOutput=True)

        kb.threadContinue = False
        kb.threadException = True

        if conf.get("hashDB"):
            try:
                conf.hashDB.flush(True)
            except KeyboardInterrupt:
                pass

        if hasattr(conf, "api"):
            try:
                conf.database_cursor.disconnect()
            except KeyboardInterrupt:
                pass

        # Reference: http://stackoverflow.com/questions/1635080/terminate-a-multi-thread-python-program
        if conf.get("threads", 0) > 1 or conf.get("dnsServer"):
            os._exit(0)

if __name__ == "__main__":
    main()