#!/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 # UNIQID # STYLE #
################################################################################
MONTANT="$1"
[[ $MONTANT == "0" ]] && MONTANT=""

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

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

UNIQID="$2"
[[ $UNIQID == "0" ]] && UNIQID=""
[[ $UNIQID == "" ]] && UNIQID=$(${MY_PATH}/diceware.sh 1 | xargs)${RANDOM:0:2}$(${MY_PATH}/diceware.sh 1 | xargs)

STYLE="$3"

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

## PLANCHE PDF DE 6 BILLETS PAR DEFAUT
NBbillets=6
[[ "${STYLE}" == "ticket" || "${STYLE}" == "xbian"  || "${STYLE}" == "astro" ]] && NBbillets=1

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

# CREATION DE $NBbillets BILLETS DE $MONTANT DU
boucle=0;
while [ $boucle -lt $NBbillets ]
do
    boucle=$((boucle+1))
    mkdir -p "${MY_PATH}/tmp/g1billet/${UNIQID}"
    NUMBER=$(${MY_PATH}/diceware.sh 4 | xargs)
    UN=$(echo ${NUMBER} | jq -Rr @uri)
    SECRET=$(${MY_PATH}/diceware.sh 4 | xargs)
    DE=$(echo ${SECRET} | jq -Rr @uri)

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

    ## ASTRO : FIND TW ADDRESS + EMAIL = CREATE PLAYER on 1234 API
    [[ "$STYLE" == "astro" ]] \
    && ${MY_PATH}/keygen -t ipfs -o ${MY_PATH}/tmp/g1billet.${UNIQID}.ipns.key "$NUMBER" "$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" \
    && [[ ${EMAIL} ]] &&  echo 'curl -s "https://astroport.copylaradio.com/?salt='$UN'&pepper='$DE'&g1pub=on&email='$EMAIL'"'

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

done

if [[ "${STYLE}" == "ticket" || "${STYLE}" == "xbian"  || "${STYLE}" == "astro" ]]
then

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

    # CLEANING TEMP FILES
    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
    # <!-- <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

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

else
################################################################################
## MAKE IT A NETWORK MICRO SERVICE -- PORTS : INPUT=33101 OUTPUT=33102
############## DEAMON MODE ###
#####################################################################
myIP=$(hostname -I | awk '{print $1}' | head -n 1)
isLAN=$(echo $myIP | grep -E "/(^127\.)|(^192\.168\.)|(^10\.)|(^172\.1[6-9]\.)|(^172\.2[0-9]\.)|(^172\.3[0-1]\.)|(^::1$)|(^[fF][cCdD])/")
[[ $isLAN ]] && HNAME="http://g1billet.localhost" || HNAME="http://$(hostname)"

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>[Astroport] G1BILLET MICRO SERVICE - 33101 - 33102 -</title>
    <meta http-equiv="refresh" content="30; url='$HNAME':33102" />
</head><body>
    <p><a href="'$HNAME':33102">(♥‿‿♥)</a>.</p>
 </body></html>'

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

while true; do
    echo "=================================================="
    echo "$ME DAEMON RUNNING $HNAME:33101"
    echo "TW : $HNAME:33101/?m=0&u=0&type=astro${RANDOM}@yopmail.com"
    REQ=$(echo "$HTTPWELLCOME" | nc -l -p 33101 -q 1) ## # WAIT FOR 33101 PORT CONTACT

    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 "$HOSTP"
    echo "=================================================="
    echo "GET RECEPTION : $URL"
    arr=(${URL//[=&]/ })
    # PARAM (x 3) EXTRACT "&param=value"
        ONE=$(urldecode ${arr[0]} | xargs); TWO=$(urldecode ${arr[2]} | xargs); THREE=$(urldecode ${arr[4]} | xargs);
        MONTANT=$(urldecode ${arr[1]} | xargs); UNIQID=$(urldecode ${arr[3]} | xargs); STYLE=$(urldecode ${arr[5]} | xargs);
        echo "DECODED : $ONE=$MONTANT & $TWO=$UNIQID & $THREE=$STYLE"

        echo  ${MY_PATH}/${ME} '"'$MONTANT'"' '"'$UNIQID'"' '"'$STYLE'"'
        # EXECUTE COMMAND
        LOG=$(${MY_PATH}/${ME} "$MONTANT" "$UNIQID" "$STYLE")
        IPNS=$(echo "$LOG" | grep '/ipns/')
        echo "IPNS : $IPNS"
        CURL=$(echo "$LOG" | grep -w curl)
        echo "CURL : $CURL"
        ZFILE=$(echo "$LOG" | tail -n 1)

# FIND JPG or PDF
FILE_NAME="$(basename "${ZFILE}")"
EXT="${FILE_NAME##*.}"
BSIZE=$(du -b "${ZFILE}" | awk '{print $1}' | tail -n 1)

# SEND BACK TO HTTP 33102
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.33102

cat ${ZFILE} >> ${MY_PATH}/tmp/http.33102

echo "GET IT : http://g1billet.localhost:33102"
cat ${MY_PATH}/tmp/http.33102 | nc -l -p 33102 -q 1 > /dev/null 2>&1
echo "SERVED"

rm -f "${ZFILE}"
rm -f "${MY_PATH}/tmp/http.33102"

done


fi

exit 0