napi.sh.in

#!/bin/bash

# force indendation settings
# vim: ts=4 shiftwidth=4 expandtab

########################################################################
########################################################################
########################################################################

#  Copyright (C) 2017 Tomasz Wisniewski aka
#       DAGON <tomasz.wisni3wski@gmail.com>
#
#  http://github.com/dagon666
#  http://pcarduino.blogspot.co.uk
#
#
#  This program is free software: you can redistribute it and/or modify
#  it under the terms of the GNU 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 General Public License for more details.
#
#  You should have received a copy of the GNU General Public License
#  along with this program.  If not, see <http://www.gnu.org/licenses/>.

########################################################################
########################################################################
########################################################################

export G_NAPIPREFIX="@NAPI_INSTALL_PREFIX@"

if [ -z "$G_NAPIPREFIX" ] ||
    [ ! -d "${G_NAPIPREFIX}" ] ||
    [ ! -d "${G_NAPIPREFIX}/lib/napi" ]; then
    echo $"Skrypt nie zostal poprawnie zainstalowany!"
    exit -1
fi

########################################################################

# libraries
. "${G_NAPIPREFIX}/lib/napi/libnapi_argv.sh"
. "${G_NAPIPREFIX}/lib/napi/libnapi_assoc.sh"
. "${G_NAPIPREFIX}/lib/napi/libnapi_constants.sh"
. "${G_NAPIPREFIX}/lib/napi/libnapi_fs.sh"
. "${G_NAPIPREFIX}/lib/napi/libnapi_hooks.sh"
. "${G_NAPIPREFIX}/lib/napi/libnapi_http.sh"
. "${G_NAPIPREFIX}/lib/napi/libnapi_language.sh"
. "${G_NAPIPREFIX}/lib/napi/libnapi_logging.sh"
. "${G_NAPIPREFIX}/lib/napi/libnapi_napiprojekt.sh"
. "${G_NAPIPREFIX}/lib/napi/libnapi_retvals.sh"
. "${G_NAPIPREFIX}/lib/napi/libnapi_subotage.sh"
. "${G_NAPIPREFIX}/lib/napi/libnapi_subs.sh"
. "${G_NAPIPREFIX}/lib/napi/libnapi_sysconf.sh"
. "${G_NAPIPREFIX}/lib/napi/libnapi_tools.sh"
. "${G_NAPIPREFIX}/lib/napi/libnapi_version.sh"
. "${G_NAPIPREFIX}/lib/napi/libnapi_wrappers.sh"
. "${G_NAPIPREFIX}/lib/napi/libnapi_xml.sh"

########################################################################

# globals
declare -a g_unparsedArgv=()

########################################################################

#
# @brief prints the help & options overview
#
_usage() {
    echo $"napi.sh <AKCJA|--help|-h> [OPCJE]"
    printf $"Wersja: [%s]\n" "$g_revision"
    echo
    echo $"AKCJE:"
    echo $" search <tytul>       - wyszukaj film"
    echo $" subtitles <movie_id> - wyszukaj napisy dla filmu wg ID"
    echo $" download <subs_id>   - sciagnij napisy o id"
    echo $" scan <file|dir|*>    - skanuj system plikow i pobierz napisy"
    echo
	echo $"OPCJE:"
    echo $" -u | --user <login> - napiprojekt login"
    echo $" -p | --pass <passwd> - napiprojekt haslo"
    echo $" -i | --id <pynapi,other,NapiProjekt,NapiProjektPython> - klient id"
    echo $" -L | --language <LNG> - jezyk napisow"
    echo $" -l | --log <logfile> - drukuj wyjscie do pliku zamiast na konsole"
    echo $" -lo| --log-overwrite - jezeli plik loga juz istnieje - nadpisz go"
    echo $" -S | --script <script_path> - wywolaj skrypt po pobraniu napisow (sciezka do pliku z napisami, relatywna do argumentu napi.sh, bedzie przekazana jako argument)"
    echo $" -v | --verbosity <0..3> - poziom gadatliwosci 0 - cichy, 3 - debug"
}

#
# @brief parse the cli arguments
#
_napi_globalArgvDispatcher() {
    case "$1" in
        "-u" | "--user") ___g_argvOutputHandlerType="func"
        ___g_argvOutputHandler="napiprojekt_setNapiprojektUserName_GV"
        ___g_argvErrorMsg=$"nie podano nazwy uzytkownika"
        ;;

        "-p" | "--pass") ___g_argvOutputHandlerType="func"
        ___g_argvOutputHandler="napiprojekt_setNapiprojektPassword_GV"
        ___g_argvErrorMsg=$"nie podano hasla"
        ;;

        "-i" | "--id") ___g_argvOutputHandlerType="func"
        ___g_argvOutputHandler="napiprojekt_setNapiprojektId_GV"
        ___g_argvErrorMsg=$"<pynapi,other> - legacy, <NapiProjekt,NapiProjektPython> - (API-3)"
        ;;

        "-L" | "--language")
        [ -z "$2" ] || [ "list" = "$2" ] && {
            language_listLanguages_SO
            return $G_RETBREAK
        }
        ___g_argvOutputHandlerType="func"
        ___g_argvOutputHandler="language_setLanguage_GV"
        ___g_argvErrorMsg=$"wybierz jeden z dostepnych 2/3 literowych kodow jezykowych (-L list - lista)"
        ;;

        # log overwrite option
        "-lo" | "--log-overwrite") logging_raiseLogOverwrite ;;

        # logfile
        "-l" | "--log")
        ___g_argvOutputHandlerType="func"
        ___g_argvOutputHandler="logging_setLogFile"
        ___g_argvErrorMsg=$"nie podano nazwy pliku loga"
        ;;

        # external script
        "-S" | "--script")
        ___g_argvOutputHandlerType="func"
        ___g_argvOutputHandler="sysconf_setKey_GV system.hook.executable"
        ___g_argvErrorMsg=$"nie okreslono sciezki do skryptu"
        ;;

        # verbosity
        "-v" | "--verbosity") ___g_argvOutputHandlerType="func"
        ___g_argvOutputHandler="logging_setVerbosity"
        ___g_argvErrorMsg=$"okresl poziom gadatliwosci (0 - najcichszy, 3 - najbardziej gadatliwy, 4 - insane)"
        ;;

        # action specific arguments
        *) logging_debug $LINENO $"niezparsowany argument" "[$1]"
        g_unparsedArgv=( "${g_unparsedArgv[@]}" "$1" )
        ;;
    esac
}

#
# @brief parse the cli arguments
#
_parseArgv_GV() {
    logging_debug $LINENO $"parsuje opcje globalne"
    argv_argvParser_GV _napi_globalArgvDispatcher "$@"
    napiprojekt_verifyArguments_GV
}

#
# @brief check if given action is supported
#
_verifyAction() {
    local action="${1:-}"
    [ -z "$action" ] && return $G_RETFAIL

    case "$action" in
        "search"|"download"|"scan"|"subtitles")
            ;;
        *)
            return $G_RETFAIL
            ;;
    esac
}

#
# @brief execute the action
#
_executeAction() {
    local action="$1" && shift

    logging_debug $"wykonuje" "$action"
    source "${G_NAPIPREFIX}/lib/napi/actions/libnapi_${action}.sh"

    # if no arguments are given, then print action specific help and exit
    # shellcheck disable=SC2086
    [ "${#g_unparsedArgv[@]}" -lt 1 ] ||
        [ "${g_unparsedArgv[0]}" = "--help" ] ||
        [ "${g_unparsedArgv[0]}" = "-h" ] && {

        if tools_verifyFunctionPresence "${action}_usage"; then
            "${action}"_usage
            return $G_RETOK
        else
            logging_error $"akcja nie implementuje wymaganej funkcji _usage"
            return $G_RETFAIL
        fi
    }

    # call action's main if it exists
    if tools_verifyFunctionPresence "${action}_main"; then
        "${action}_main" "${g_unparsedArgv[@]}"
    else
        logging_error $"akcja nie implementuje wymaganej funkcji _main"
        return $G_RETFAIL
    fi
}

#
# @brief detect system details and configure appropriate settings
#
_configureSystem() {
    local cores=1
    cores="$(wrappers_getCores_SO)"

    logging_debug $LINENO $"wykryto rdzeni" "[$cores]"

    # sanity checks
    [ -z "${cores}" ] ||
        [ "${#cores}" -eq 0 ] ||
        [ "$cores" -eq 0 ] && cores=1

    # two threads on one core should be safe enough
    sysconf_setKey_GV system.forks $(( cores * 2 ))
}

#
# @brief main function
#
_main() {
    # if no arguments are given, then print help and exit
    # shellcheck disable=SC2086
    [ $# -lt 1 ] || [ "$1" = "--help" ] || [ "$1" = "-h" ] && {
        _usage
        return $G_RETOK
    }

    logging_msg $"wywolano o" "$(date)"

    # verify tools presence
    logging_debug $LINENO $"sprawdzam narzedzia ..."
    tools_configure_GV || {
        logging_error $"nie wszystkie wymagane narzedzia sa dostepne"
        logging_debug $LINENO $(tools_toString_SO)

        # shellcheck disable=SC2086
        return $G_RETFAIL
    }

    logging_debug $LINENO $(tools_toString_SO)

    # configure the rest of libraries
    fs_configure_GV
    http_configure_GV

    # perform system configuration
    _configureSystem

    logging_msg "system: $(wrappers_getSystem_SO)," \
        "forkow: $(sysconf_getKey_SO system.forks), wersja: $g_revision"

    local action="$1" && shift

    # verify given action name
    _verifyAction "$action" || {
        logging_error $"nieobslugiwana akcja" "[$action]"
        return $G_RETFAIL
    }

    # parse global arguments
    _parseArgv_GV "$@" || {
        logging_error $"blad podczas parsowania argumentow"
        return $G_RETFAIL
    }

    _executeAction "$action" || {
        logging_error $"niepowodzenie"
        return $G_RETFAIL
    }

    return $?
}

# call the main
[ "${SHUNIT_TESTS:-0}" -eq 0 ] && {
    _main "$@"
}

# EOF