#!/bin/bash

#

# cli_getLangCodes.sh -- This function outputs a list with language

# codes as defined in ISO639 standard.

#

# Copyright (C) 2009-2011 Alain Reguera Delgado

#

# 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 2 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, write to the Free Software

# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

# ----------------------------------------------------------------------

# $Id$

# ----------------------------------------------------------------------

function cli_getLangCodes {

    local FILTER="$(echo $1 | cut -d_ -f1)"

    LANGCODES="aa

        ab 

        ae 

        af 

        ak 

        am 

        an 

        ar 

        as 

        av 

        ay 

        az 

        ba 

        be 

        bg 

        bh 

        bi 

        bm 

        bn 

        bo 

        br 

        bs 

        ca 

        ce 

        ch 

        co 

        cr 

        cs 

        cu 

        cv 

        cy 

        da 

        de 

        dv 

        dz 

        ee 

        el 

        en 

        eo 

        es 

        et 

        eu 

        fa 

        ff 

        fi 

        fj 

        fo 

        fr 

        fy 

        ga 

        gd 

        gl 

        gn 

        gu 

        gv 

        ha 

        he 

        hi 

        ho 

        hr 

        ht 

        hu 

        hy 

        hz 

        ia 

        id 

        ie 

        ig 

        ii 

        ik 

        io 

        is 

        it 

        iu 

        ja 

        jv 

        ka 

        kg 

        ki 

        kj 

        kk 

        kl 

        km 

        kn 

        ko 

        kr 

        ks 

        ku 

        kv 

        kw 

        ky 

        la 

        lb 

        lg 

        li 

        ln 

        lo 

        lt 

        lu 

        lv 

        mg 

        mh 

        mi 

        mk 

        ml 

        mn 

        mo 

        mr 

        ms 

        mt 

        my 

        na 

        nb 

        nd 

        ne 

        ng 

        nl 

        nn 

        no 

        nr 

        nv 

        ny 

        oc 

        oj 

        om 

        or 

        os 

        pa 

        pi 

        pl 

        ps 

        pt 

        qu 

        rm 

        rn 

        ro 

        ru 

        rw 

        sa 

        sc 

        sd 

        se 

        sg 

        si 

        sk 

        sl 

        sm 

        sn 

        so 

        sq 

        sr 

        ss 

        st 

        su 

        sv 

        sw 

        ta 

        te 

        tg 

        th 

        ti 

        tk 

        tl 

        tn 

        to 

        tr 

        ts 

        tt 

        tw 

        ty 

        ug 

        uk 

        ur 

        uz 

        ve 

        vi 

        vo 

        wa 

        wo 

        xh 

        yi 

        yo 

        za 

        zh 

        zu"

    if [[ $FILTER != '' ]];then

        echo "$LANGCODES" | egrep "$FILTER" | sed -r 's![[:space:]]+!!g'

    else

        echo "$LANGCODES"

    fi

}