php_cleanup

#!/bin/bash

### This is a simple script that wraps the AWK script and handles all
### the file munging.

SCRIPTNAME=${0##*/}

## Prints a usage help message.
function print_usage() {
    echo "usage: $SCRIPTNAME -p|-d [php.ini]"
}

## Check the number of arguments.
if [ $# -lt 1 ] || [ $# -gt 2 ]; then
    print_usage
    exit 1
fi

## Getting the input filename. By default assumes that is called
## php.ini and is on the current directory.
## Getting the input filename. By default assumes that is called
## php.ini and is on the current directory.
if [ $# -eq 2 ]; then
    INPUT_FILE=$2
else
    INPUT_FILE=php.ini
fi

## The AWK script that does the cleanup.
AWK_SCRIPT=$(dirname $0)/php_cleanup.awk
[ -r $AWK_SCRIPT ] || exit 0

## Create the temporary file for output.
TEMP_FILE=$(mktemp)

## Run the clean up of the php.ini file for a production environment.
while getopts pd OPT; do
    case $OPT in
        p|+p)  # In a production environment.
            $AWK_SCRIPT -v is_prod=1 $INPUT_FILE | uniq > $TEMP_FILE
            ;;
        d|+d)  # In a development environment.
            $AWK_SCRIPT $INPUT_FILE | uniq > $TEMP_FILE
            ;;
        *) # Otherwise print a usage message.
            print_usage
            exit 3
    esac
done
shift $(( OPTIND - 1 ))
OPTIND=1

## Move the temporary file to the original one.
mv $TEMP_FILE $INPUT_FILE