#!/bin/bash
# Copyright © 2011 Perberos
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by the
# Free Software Foundation; either version 2.1 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 Lesser
# General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

SEARCHTEXT=`zenity --entry --title="Search text on files" --text="Text to search"`

if [ ! "${#SEARCHTEXT}" = 0 ]; then

    OIFS=$IFS; IFS=$'\n'  # Backup and set new IFS

    for LINE in `grep -nHIirF -- "$SEARCHTEXT" ./`; do
        primer_indice=`expr index "$LINE" :`
        tmp=${LINE:$primer_indice}
        segundo_indice=`expr index "$tmp" :`
        linea_codigo=${tmp:$segundo_indice}
        
        # lugar donde está la palabra
        posicion=`expr index "$tmp" "$SEARCHTEXT"`

        linea_archivo=${LINE:0:$primer_indice + $segundo_indice - 1}

        echo "${linea_archivo}:  ${linea_codigo}"
    done
    
    IFS=$OIFS  # Restore IFS
fi