cron.func

get_next_cron_string() {
    # Parsing config
    curr_str=$(grep "JOB=" $V_USERS/$user/cron.conf|cut -f 2 -d \'|\
             sort -n|tail -n1)

    # Print result
    echo "$((curr_str +1))"
}

is_cron_job_free() {
    # Checking record id
    check_job=$(grep "JOB='$job'" $V_USERS/$user/cron.conf)

    if [ ! -z "$check_job" ]; then
        echo "Error: job id exist"
        log_event 'debug' "$E_EXISTS $V_EVENT"
        exit $E_EXISTS
    fi
}

sort_cron_jobs() {
    # Defining conf
    conf="$V_USERS/$user/cron.conf"
    cat $conf |sort -n -k 2 -t \' >$conf.tmp
    mv -f $conf.tmp $conf
}

sync_cron_jobs() {
    conf="/var/spool/cron/$user"

    # Deleting old data
    rm -f $conf

    # Checking reporting system
    rep=$(grep 'REPORTS=' $V_USERS/$user/user.conf | cut -f 2 -d \')
    if [ "$rep" = 'yes' ]; then
        email=$(grep 'CONTACT=' $V_USERS/$user/user.conf | cut -f 2 -d \')
        echo "MAILTO=$email" >$conf
    fi

    # Reading user cron.conf
    while read line ; do
        # Defining new delimeter
        IFS=$'\n'

        # Parsing key=value
        for key in $(echo $line|sed -e "s/' /'\n/g"); do
            eval ${key%%=*}="${key#*=}"
        done

        if [ "$SUSPEND" = 'no' ] ; then
            # Adding line to system cron
            echo "$MIN $HOUR $DAY $MONTH $WDAY $CMD" |\
            sed -e "s/%quote%/'/g" -e "s/%dots%/:/g" >> $conf
        fi
    done <$V_USERS/$user/cron.conf
}


is_job_valid() {
    result=$(grep "JOB='$job'" $V_USERS/$user/cron.conf)

    if [ -z "$result" ]; then
        echo "Error: job id not exists"
        log_event 'debug' "$E_NOTEXIST $V_EVENT"
        exit $E_NOTEXIST
    fi
}

del_cron_job() {
    str=$(grep -n "JOB='$job'" $V_USERS/$user/cron.conf|cut -f 1 -d :)
    sed -i "$str d" $V_USERS/$user/cron.conf
}


is_job_suspended() {
    # Parsing jobs
    str=$(grep "JOB='$job'" $V_USERS/$user/cron.conf|grep "SUSPEND='yes'" )

    # Checkng key
    if [ ! -z "$str" ]; then
        echo "Error: job suspended"
        log_event 'debug' "$E_SUSPENDED $V_EVENT"
        exit $E_SUSPENDED
    fi
}

is_job_unsuspended() {
    # Parsing jobs
    str=$(grep "JOB='$job'" $V_USERS/$user/cron.conf|grep "SUSPEND='no'" )

    # Checkng key
    if [ ! -z "$str" ]; then
        echo "Error: job unsuspended"
        log_event 'debug' "$E_UNSUSPENDED $V_EVENT"
        exit $E_UNSUSPENDED
    fi
}

update_cron_job_value() {
    key="$1"
    value="$2"

    # Defining conf
    conf="$V_USERS/$user/cron.conf"

    # Parsing conf
    job_str=$(grep -n "JOB='$job'" $conf)
    str_number=$(echo $job_str | cut -f 1 -d ':')
    str=$(echo $job_str | cut -f 2 -d ':')

    # Parsing key=value
    IFS=$'\n'
    for keys in $(echo $str|sed -e "s/' /'\n/g"); do
        eval ${keys%%=*}=${keys#*=}
    done

    # Defining clean key
    c_key=$(echo "${key//$/}")

    eval old="${key}"

    # Escaping slashes
    old=$(echo "$old" | sed -e 's/\\/\\\\/g' -e 's/&/\\&/g' -e 's/\//\\\//g')
    new=$(echo "$value" | sed -e 's/\\/\\\\/g' -e 's/&/\\&/g' -e 's/\//\\\//g')

    # Updating conf
    sed -i "$str_number s/$c_key='${old//\*/\\*}'/$c_key='${new//\*/\\*}'/g" \
            $conf
}

cron_clear_search() {
    # Defining delimeter
    IFS=$'\n'

    # Reading file line by line
    for line in $(grep $search_string $conf); do

        # Defining new delimeter
        IFS=$'\n'
        # Parsing key=value
        for key in $(echo $line|sed -e "s/' /'\n/g"); do
            eval ${key%%=*}=${key#*=}
        done

        # Print result line
        eval echo "$field"
    done
}