stolen.sh

#!/bin/bash

if [ "$1" == "" ]; then
        echo "1051328"
else
	num_pa="$#"
	while [ "$1" != "" ]; do
		if [ "$1" == '-f' ]; then
	  		shift
            filename=$1
	 		echo "filename = $1"

        fi

		if [ "$1" == '-id' ]; then
           	shift
  	     	id=$1
	       echo "id = $1"
        fi

        if [ "$1" == '--firstnames' ]; then
	        firstnames=$1
        	echo "firstnames = $1"
        fi

        if [ "$1" == '--lastnames' ]; then
            lastnames=$1
            echo "lastnames = $1"
        fi

        if [ "$1" == '--born-since' ]; then
            shift
            born_since=$1
            echo "born_since = $1"
        fi

        if [ "$1" == '--born-until' ]; then
            shift
            born_until=$1
            echo "born_until = $1"
        fi


        if [ "$1" == '--socialmedia' ]; then
            socialmedia=$1
            echo "socialmedia = $1"
        fi


        if [ "$1" == '--edit' ]; then
            shift
            id_edit=$1
		    column_edit=$2
    		value_edit=$3
            echo "id = $1 column = $2 value = $3"
        fi

        shift
    done

	if [ "$num_pa" == "2" ]; then
		while read line; do
			if [ "${line:0:1}" != "#" ]; then
    				echo $line
			fi
		done < $filename
	fi

	awk -v id="$id" 'BEGIN {FS="|"} id == $1 {print $3, $2, $5}' $filename

    if [ "$firstnames" == "--firstnames" ]; then
        awk 'BEGIN {FS="|"} !/^\#/ {print $3}' $filename | sort -nk3
    fi

    if [ "$lastnames" == "--lastnames" ]; then
        awk 'BEGIN {FS="|"} !/^\#/ {print $2}' $filename | sort -nk2
    fi

    if [ "$born_since" != "" -a "$born_until" == "" ]; then
        awk -v born_since="$born_since" 'BEGIN {FS="|"} !/^\#/ && $5 >= born_since {print $0}' $filename
    fi

    if [ "$born_until" != "" -a "$born_since" == "" ]; then
        awk -v born_until="$born_until" 'BEGIN {FS="|"} !/^\#/ && $5 <= born_until {print $0}' $filename
    fi

    if [ "$born_since" != "" -a "$born_until" != "" ]; then
        awk -v born_since="$born_since" -v born_until="$born_until" 'BEGIN {FS="|"} !/^\#/ && $5 >= born_since && $5 <= born_until {print $0}' $filename
    fi
fi