#!/bin/bash

if [ "$EUID" -ne 0 ]; then 
    /usr/bin/echo "Please run as root!"
    exit
fi

pushd build || exit 2

generate_password() {
    # Define character sets for the password
    uppercase="ABCDEFGHIJKLMNOPQRSTUVWXYZ"
    lowercase="abcdefghijklmnopqrstuvwxyz"
    numbers="0123456789"
    special_chars="!@#$%-^&*(_)+=?"

    # Combine character sets
    all_chars="${uppercase}${lowercase}${numbers}${special_chars}"

    # Use /dev/urandom to generate random bytes and base64 encode them
    password=$(head /dev/urandom | tr -dc "$all_chars" | head -c 16)

    echo "$password" > sumfiles.sig
}

if [ ! -f "sumfiles.sig" ]; then
    generate_password
fi

if ! which "openssl" >/dev/null 2>&1; then
    echo "openssl is not installed!"
    exit 3
fi

if [ ! -f "private.pem" ]; then
    openssl genrsa -out private.pem 4096
    openssl rsa -in private.pem -pubout -out neatoDeploy.phar.pubkey
fi

/usr/bin/php -c neato_php_cli_phar.ini -f compile-phar.php
if [ $? -eq 0 ]; then
   echo "Cool -> Created PHAR file!"
else
   echo "ERROR: Unable to make PHAR file!"
   exit 1 
fi

file_to_sign="neatoDeploy.phar"
private_key_file="private.pem"
signature_output_file="neatoDeploy.phar.sig"

# Sign the file
openssl dgst -sha256 -sign "$private_key_file" -out "$signature_output_file" "$file_to_sign"
if [ $? -eq 0 ]; then
    echo "Made signature."
else
    echo "Unable to make signature!!"
fi

/usr/bin/chmod +x install_neato.sh

TAR_FILE=neato_deploy.tar.gz
/usr/bin/tar -czvf $TAR_FILE install_neato.sh make-sums.sh sumfiles.sig neatoDeploy.phar.sig neatoDeploy.phar.pubkey neatoDeploy.phar neato_deploy_php_cli.ini neato_deploy.sh ../deploy_files/deploy_*.php

EXIT_COMMAND="./install_neato.sh"

SELF_EXTRACTABLE="$TAR_FILE.self"

/usr/bin/echo '#!/bin/bash' > $SELF_EXTRACTABLE
/usr/bin/echo 'dd bs=1 skip=`head -3 $0 | wc -c`  if=$0  | gunzip -c  | tar -x' >> $SELF_EXTRACTABLE
/usr/bin/echo "$EXIT_COMMAND; exit" >> $SELF_EXTRACTABLE

/usr/bin/cat $TAR_FILE >> $SELF_EXTRACTABLE
/usr/bin/chmod a+x $SELF_EXTRACTABLE
/usr/bin/mv $SELF_EXTRACTABLE ..
popd || exit 2