#!/bin/bash
################################################################################
# Author: Fred (support@qo-op.com)
# Version: 1.0
# License: AGPL-3.0 (https://choosealicense.com/licenses/agpl-3.0/)
################################################################################
MY_PATH="`dirname \"$0\"`"              # relative
MY_PATH="`( cd \"$MY_PATH\" && pwd )`"  # absolutized and normalized
ME="${0##*/}"

################################################################################
# Create different king of G1BILLET(s) with $MONTANT DU or TW IPNS
# ${MY_PATH}/G1BILLETS.sh 5 986397643 ticket # MONTANT # STYLE #
################################################################################
MONTANT="$1"
[[ $MONTANT == "0" ]] && MONTANT=""

### COMMAND MODE ###
if [[ $MONTANT != "daemon" ]]; then

[[ $MONTANT == "" ]] && MONTANT="___"

STYLE="$2"

DICE=$(cat $MY_PATH/DICE 2>/dev/null) ## HOW MANY WORDS SECRETS
[[ $DICE != ?(-)+([0-9]) ]] && DICE=4
# echo "$DICE WORDS SECRETS (Define length in $MY_PATH/DICE)"

                ## CHECK IF STYLE IS EMAIL => astro IPFS G1BILLET
                if [[ "${STYLE}" =~ ^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$ ]]; then
                    echo "ASTROPORT PLAYER OFFERED G1BILLET"
                    # echo "PLAYER : $STYLE"
                    EMAIL=${STYLE}
                    STYLE="xbian"
                    DICE=3
                fi

## STYLE SELECTED: PDF DE 6 BILLETS OR SINGLE
NBbillets=6
[[ "${STYLE}" != "" ]] && NBbillets=1

echo "CREATION $NBbillets x G1BILLET - $STYLE - "

# CHECK IF $STYLE IMAGES EXIST
[[ ! -f ${MY_PATH}/images/g1${STYLE}.png ]] && echo "AJOUTER : ./images/g1${STYLE}.jpg" && exit 1
[[ ! -f ${MY_PATH}/images/fond${STYLE}.jpg ]] && echo "STYLE INCONNU ? ./images/fond${STYLE}.jpg" && exit 1
[[ ! -f ${MY_PATH}/images/logo${STYLE}.png ]] && echo "AJOUTER : ./images/logo${STYLE}.jpg" && exit 1

UNIQID=$(echo "${RANDOM}${RANDOM}${RANDOM}${RANDOM}" | tail -c-7)

# CREATION DE $NBbillets BILLETS DE $MONTANT DU
boucle=0;
while [ $boucle -lt $NBbillets ]
do
    boucle=$((boucle+1))
    mkdir -p "${MY_PATH}/tmp/g1billet/${UNIQID}"

    ## ADAPT SECURITY LEVEL
    SALT=$(${MY_PATH}/diceware.sh $DICE | xargs)
    #~ [[ $EMAIL != "" ]] && SALT="$EMAIL $SALT"
    SECRET=$(${MY_PATH}/diceware.sh $DICE | xargs)
    #~ [[ $EMAIL != "" ]] && SECRET="$EMAIL $SECRET"

    # CREATION CLEF BILLET
    BILLETPUBKEY=$(python3 ${MY_PATH}/key_create_dunikey.py "$SALT" "$SECRET")
    rm -f /tmp/secret.dunikey
    echo "$boucle : $BILLETPUBKEY "

    ${MY_PATH}/keygen -t ipfs -o ${MY_PATH}/tmp/g1billet.${UNIQID}.ipns.key "$SALT" "$SECRET"
    ASTRONAUTENS=$(ipfs key import ${UNIQID} -f pem-pkcs8-cleartext ${MY_PATH}/tmp/g1billet.${UNIQID}.ipns.key)
    rm -f ${MY_PATH}/tmp/g1billet.${UNIQID}.ipns.key
    ipfs key rm ${UNIQID} && echo "/ipns/$ASTRONAUTENS"

    ### GRAPHISM #####
    # CREATION FICHIER IMAGE BILLET dans ${MY_PATH}/tmp/g1billet/${UNIQID}
    ${MY_PATH}/MAKE_G1BILLET.sh "${SALT}" "${SECRET}" "${MONTANT}" "${BILLETPUBKEY}" "${UNIQID}" "${STYLE}" "${ASTRONAUTENS}" "${EMAIL}"

done

if [[ ${NBbillets} == 1 ]]
then

    # ONE FILE ONLY
    cp ${MY_PATH}/tmp/g1billet/${UNIQID}/*.jpg ${MY_PATH}/tmp/g1billet/${UNIQID}.jpg

    # CLEANING TEMP FILES
    echo rm -Rf ${MY_PATH}/tmp/g1billet/${UNIQID}
    # ALLOWS ANY USER TO DELETE
    chmod 777 ${MY_PATH}/tmp/g1billet/${UNIQID}.jpg
    export ZFILE="${MY_PATH}/tmp/g1billet/${UNIQID}.jpg"

else

    # MONTAGE DES IMAGES DES BILLETS VERS ${MY_PATH}/tmp/g1billet/${UNIQID}.pdf
    montage ${MY_PATH}/tmp/g1billet/${UNIQID}/*.jpg -tile 2x3 -geometry 964x459 ${MY_PATH}/tmp/g1billet/${UNIQID}.pdf
    # NB!! if "not autorized" then edit /etc/ImageMagick-6/policy.xml and comment
    [[ ! -s ${MY_PATH}/tmp/g1billet/${UNIQID}.pdf ]] && echo "Please Correct PDF policy /etc/ImageMagick-6/policy.xml " && exit 1
    # <!-- <policy domain="coder" rights="none" pattern="PDF" /> -->
    # CLEANING TEMP FILES
    rm -Rf ${MY_PATH}/tmp/g1billet/${UNIQID}
    # ALLOWS ANY USER TO DELETE
    chmod 777 ${MY_PATH}/tmp/g1billet/${UNIQID}.pdf
    export ZFILE="${MY_PATH}/tmp/g1billet/${UNIQID}.pdf"

fi


###########################################################################
    ## ASTRO : FIND TW ADDRESS + EMAIL = CREATE PLAYER on 1234 API

    if [[ ${EMAIL} ]]; then

        UN=$(echo ${SALT} | jq -Rr @uri) ## URL ENCODED
        DE=$(echo ${SECRET} | jq -Rr @uri) ## URL ENCODED
        echo 'curl -s https://astroport.copylaradio.com/?salt='$UN'&pepper='$DE'&g1pub=on&email='$EMAIL
        # && curl -s 'https://astroport.copylaradio.com/?salt='$UN'&pepper='$DE'&g1pub=on&email='$EMAIL

    fi
###########################################################################

[[ $XDG_SESSION_TYPE == 'x11' ]] && xdg-open "$ZFILE"

echo "$ZFILE" # IMPORTANT ## LAST LINE : INFORM DAEMON

else
################################################################################
################################################################################
## MAKE IT A NETWORK MICRO SERVICE -- PORTS : INPUT=33101 OUTPUT=33102
############## CLEAN START DAEMON MODE ###
pidportinuse=$(ps axf --sort=+utime | grep -w "nc -l -p 33101" | grep -v -E 'color=auto|grep' | awk '{gsub(/^ +| +$/,"")} {print $0}' | tail -n 1 | cut -d " " -f 1)
[[ $pidportinuse ]] && echo "KILLING OLD DEAMON 33101 $pidportinuse" && kill -9 $pidportinuse && killall G1BILLETS.sh && exit 1

pidportinuse=$(ps axf --sort=+utime | grep -w "nc -l -p 33102" | grep -v -E 'color=auto|grep' | awk '{gsub(/^ +| +$/,"")} {print $0}' | tail -n 1 | cut -d " " -f 1)
[[ $pidportinuse ]] && kill -9 $pidportinuse && echo "KILLING NOT COLLECTED THREAD $pidportinuse"
#####################################################################
myIP=$(hostname -I | awk '{print $1}' | head -n 1)
isLAN=$(route -n |awk '$1 == "0.0.0.0" {print $2}' | grep -E "/(^127\.)|(^192\.168\.)|(^10\.)|(^172\.1[6-9]\.)|(^172\.2[0-9]\.)|(^172\.3[0-1]\.)|(^::1$)|(^[fF][cCdD])/")

if [[ $isLAN ]]; then
    HNAME="http://g1billet.localhost"
else
    HNAME="http://vmi891906.contaboserver.net"
fi
RNAME="$HNAME:33102"

HTTPWELLCOME='HTTP/1.1 200 OK
Access-Control-Allow-Origin: *
Access-Control-Allow-Credentials: true
Access-Control-Allow-Methods: GET
Server: Astroport
Content-Type: text/html; charset=UTF-8

<!DOCTYPE html><html>
<head>
    <title>[G1BILLET] HTTP MICRO SERVICE - 33101 - 33102 -</title>
    <meta http-equiv="refresh" content="30; url='$RNAME'" />
    <style>
        #countdown { display: flex; justify-content: center; align-items: center; color: #0e2c4c; font-size: 20px; width: 60px; height: 60px; background-color: #e7d9fc; border-radius: 50%;}
    </style>
</head>
<body>
    <center><h1><a href="'$RNAME'">(♥‿‿♥)</a>.</h1></center>
    <center><div id="countdown"></div></center>
    <script>
    var timeLeft = 30;
var elem = document.getElementById("countdown");
var timerId = setInterval(countdown, 1000);

function countdown() {
    if (timeLeft == -1) {
        clearTimeout(timerId);
        doSomething();
    } else {
        elem.innerHTML = timeLeft + " s";
        timeLeft--;
    }
}
</script>
</body></html>'

function urldecode() { : "${*//+/ }"; echo -e "${_//%/\\x}"; }

    #### LOG REDIRECTION
    echo "=================================================="
    echo "PLANCHE   :   $HNAME:33101"
    echo "TICKET    :   $HNAME:33101/?montant=10&style=ticket"
    echo "ASTRO TW  :   $HNAME:33101/?montant=0&style=astro${RANDOM}@yopmail.com"
    echo "=================================================="
    echo "LOG  :  tail -f ${MY_PATH}/tmp/G1BILLETS.log"
    echo "=================================================="
    mkdir -p ${MY_PATH}/tmp
    exec 2>&1 >> ${MY_PATH}/tmp/G1BILLETS.log

#####################################################################
########### daemon loop
#####################################################################
while true; do
    echo "=================================================="
    echo "$ME DAEMON READY $(date)"
    echo "=================================================="
    echo "LOG  :  ON"
    echo "=================================================="
    REQ=$(echo "$HTTPWELLCOME" | nc -l -p 33101 -q 1) ## # WAIT FOR 33101 PORT CONTACT

    MOATS=$(date -u +"%Y%m%d%H%M%S%4N")

    URL=$(echo "$REQ" | grep '^GET' | cut -d ' ' -f2  | cut -d '?' -f2) ### CONTACT URL ####
    HOSTP=$(echo "$REQ" | grep '^Host:' | cut -d ' ' -f2  | cut -d '?' -f2)
    HOST=$(echo "$HOSTP" | cut -d ':' -f 1)

    echo "=================================================="
    echo "$MOATS" $(date)
    echo "=================================================="
    echo "$REQ"
    echo "=================================================="
    echo "$URL"
    arr=(${URL//[=&]/ })
    # PARAM (x 3) EXTRACT "&param=value"
        ONE=$(urldecode ${arr[0]} | xargs); TWO=$(urldecode ${arr[2]} | xargs);
        MONTANT=$(urldecode ${arr[1]} | xargs); STYLE=$(urldecode ${arr[3]} | xargs);
        # echo "DECODED : $ONE=$MONTANT & $TWO=$STYLE"

#####################################################################
        echo  ${MY_PATH}/${ME} '"'$MONTANT'"' '"'$STYLE'"'
#####################################################################
        # EXECUTE COMMAND
        LOG=$(${MY_PATH}/${ME} "$MONTANT" "$STYLE")

        # echo $LOG
        # EXTRACT VALUES FROM SELF LOG
        IPNS=$(echo "$LOG" | grep '/ipns/')
        [[ $IPNS ]] && echo "TW IPNS : $IPNS"
        CURL=$(echo "$LOG" | grep -w curl)
        [[ $IPNS ]] && echo "LIEN ACTIVATION : $CURL"

        ZFILE=$(echo "$LOG" | tail -n 1) ### LAST LINE : INFORM DAEMON
        echo $ZFILE

# PREPARE FILE SENDING
    FILE_NAME="$(basename "${ZFILE}")"
    EXT="${FILE_NAME##*.}"
    BSIZE=$(du -b "${ZFILE}" | awk '{print $1}' | tail -n 1)

# KILL OLD 33102 - USE IT IF YOU ( publishing )&
    pidportinuse=$(ps axf --sort=+utime | grep -w "nc -l -p 33102" | grep -v -E 'color=auto|grep' | awk '{gsub(/^ +| +$/,"")} {print $0}' | tail -n 1 | cut -d " " -f 1)
    [[ $pidportinuse ]] && kill -9 $pidportinuse && echo "KILLING NOT COLLECTED THREAD $pidportinuse"

# HTTP/1.1 200 OK
echo 'HTTP/1.1 200 OK
Access-Control-Allow-Origin: *
Access-Control-Allow-Credentials: true
Access-Control-Allow-Methods: GET
Server: Astroport.G1BILLET
Cache-Control: public
Content-Transfer-Encoding: Binary
Content-Length:'${BSIZE}'
Content-Disposition: attachment; filename='${FILE_NAME}'
' > ${MY_PATH}/tmp/http.${MOATS}

cat ${ZFILE} >> ${MY_PATH}/tmp/http.${MOATS}

# NETCAT PUBLISH port=33102
echo "PUBLISHING ${MOATS} : $RNAME"

if [[ $XDG_SESSION_TYPE != 'x11' ]]; then
    (
        cat ${MY_PATH}/tmp/http.${MOATS} | nc -l -p 33102 -q 1 > /dev/null 2>&1 \
        && rm -f "${MY_PATH}/tmp/http.${MOATS}" \
        && rm -f "${ZFILE}" \
        && echo "G1BILLETS FILE CONSUMED"
    ) &
else
        rm -f "${MY_PATH}/tmp/http.${MOATS}" \
        && rm -f "${ZFILE}" \
        && echo "G1BILLETS FILE CONSUMED"
fi

done
#####################################################################
## loop ###############################################################
#####################################################################

fi

exit 0