#-----------------------------------------------------------------------------------------------------------------------------------
# ISL: Image Stack Log
#-----------------------------------------------------------------------------------------------------------------------------------



# Global Variable
#-----------------------------------------------------------------------------------------------------------------------------------

export ISL_FILE=/etc/img_stack_log





# ISL Add
#-----------------------------------------------------------------------------------------------------------------------------------

isl_add()
{
    url="$1"


    reg=${url%%/*}

    if [[ "${reg}" == *.* ]]
    then
        url=${url#*/}
    else
        reg="-"
    fi

     tag=${url/*:}
    name=${url%:*}

    if [[ "${tag}" == "${name}" ]]
    then
        echo "Bad tag format in URL!"
        return 1
    fi

      ts=$(date -u +"%Y/%m/%d %H:%M:%S")

    if [[ ! -e ${ISL_FILE} ]]
    then
        id=1
    else
        id=$(( $(wc -l <${ISL_FILE}) + 1))
    fi

    str="${id} ${ts} ${reg} ${name} ${tag}"

    if [[ $id == "1" ]]
    then
        echo "${str}" >${ISL_FILE}
    else
      sed -i '1i\'"${str}" ${ISL_FILE}
    fi
}

export -f isl_add





#  ISL Top
#-----------------------------------------------------------------------------------------------------------------------------------

isl_top()
{
    line=$( head -1 ${ISL_FILE})

    if [[ "$1" == "-i" ]]
    then
        set ${line}

        echo "$5:$6"
    else
        echo "${line}"
    fi
}

export -f isl_top





#  ISL Cat
#-----------------------------------------------------------------------------------------------------------------------------------

isl_cat()
{
    if [[ "$1" == "-r" ]]
    then
        tac ${ISL_FILE}
    else
        cat ${ISL_FILE}
    fi
}

export -f isl_cat





# ISL HTML Dump
#-----------------------------------------------------------------------------------------------------------------------------------

isl_html_dump()
{
    r_flag=""
    i_flag=""

    while [[ $# -gt 0 ]]
    do
        if [[ "$1" == "-r" ]]
        then
            r_flag="$1"
        else
            if [[ "$1" == "-i" ]]
            then
                i_flag="-i"
            fi
        fi

        shift
    done

    i=1

    isl_cat "${r_flag}" | while read line
    do
        set $line

        if [[ $(( $i % 2)) -eq 0 ]]
        then
            print "${i_flag}" '            <tr class="shade">'
        else
            print "${i_flag}" "            <tr>"
        fi

        j=1
        while [[ $j -lt 7 ]]
        do
            if [[ "$j" == "1" ]]
            then
                print "${i_flag}" "              <th>${!j}</th>"
            else
                print "${i_flag}" "              <td>${!j}</td>"
            fi

            j=$(( $j + 1))
        done

        print "${i_flag}" "            </tr>"
        i=$(( $i + 1))
    done
}

export -f isl_html_dump