cron

#!/usr/bin/env bash

source "$rvm_scripts_path/base"

# Add rvm variables on the beginning of crontab
__rvm_cron_setup()
{
  {
    echo "#sm start rvm"
    rvm env --cron
    echo "#sm end rvm"
    __sm.cron.show | __sm.filter.remove.group "^#sm start rvm$" "^#sm end rvm$"
  } | crontab -
}

__rvm_cron_remove()
{
  __sm.cron.show | __sm.filter.remove.group "^#sm start rvm$" "^#sm end rvm$" | crontab -
}

__rvm_cron_command()
{
  typeset v schedule
  schedule="$1"
  shift || {
    rvm_error "Schedule not given, example: rvm cron command \"@daily\" rake calculate:stats"
    rvm_info  "Refer to \`man 5 crontab\` for format of the scheduling definition."
    exit 1
  }
  [[ -n "$1" ]] || {
    rvm_error "Command not given, example: rvm cron command \"@daily\" rake calculate:stats"
    exit 2
  }
  {
    __sm.cron.show
    printf "%b" "${schedule} $(which rvm) in \"$PWD\" do"
    for v in "$@"
    do printf "%b" " \"$v\""
    done
    printf "\n"
  } | crontab -
}

__sm.cron.show()
{
  EDITOR=cat crontab -e 2>/dev/null
}

__sm.filter.remove.group()
{
  awk 'BEGIN{in_group=0} /'"$1"'/ {in_group=1} in_group==0 {print} /'"$2"'/ {in_group=0}'
}

__rvm_cron_help()
{
  cat "${rvm_help_path}/cron"
}

action="${1:-}"
shift

case "$action" in
  setup|remove|help) __rvm_cron_$action       ;;
  command)           __rvm_cron_$action "$@"  ;;
  *)                 __rvm_cron_help ; exit 1 ;;
esac