145 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			Bash
		
	
	
			
		
		
	
	
			145 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			Bash
		
	
	
| #!/usr/bin/env sh
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| 
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| #Support local mail app
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| 
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| #MAIL_BIN="sendmail"
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| #MAIL_FROM="yyyy@gmail.com"
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| #MAIL_TO="yyyy@gmail.com"
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| #MAIL_NOVALIDATE=""
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| #MAIL_MSMTP_ACCOUNT=""
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| 
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| mail_send() {
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|   _subject="$1"
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|   _content="$2"
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|   _statusCode="$3" #0: success, 1: error 2($RENEW_SKIP): skipped
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|   _debug "_subject" "$_subject"
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|   _debug "_content" "$_content"
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|   _debug "_statusCode" "$_statusCode"
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| 
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|   MAIL_NOVALIDATE="${MAIL_NOVALIDATE:-$(_readaccountconf_mutable MAIL_NOVALIDATE)}"
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|   if [ -n "$MAIL_NOVALIDATE" ]; then
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|     _saveaccountconf_mutable MAIL_NOVALIDATE 1
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|   else
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|     _clearaccountconf "MAIL_NOVALIDATE"
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|   fi
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| 
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|   MAIL_BIN="${MAIL_BIN:-$(_readaccountconf_mutable MAIL_BIN)}"
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|   if [ -n "$MAIL_BIN" ] && ! _exists "$MAIL_BIN"; then
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|     _err "It seems that the command $MAIL_BIN is not in path."
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|     return 1
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|   fi
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|   _MAIL_BIN=$(_mail_bin)
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|   if [ -n "$MAIL_BIN" ]; then
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|     _saveaccountconf_mutable MAIL_BIN "$MAIL_BIN"
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|   else
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|     _clearaccountconf "MAIL_BIN"
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|   fi
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| 
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|   MAIL_FROM="${MAIL_FROM:-$(_readaccountconf_mutable MAIL_FROM)}"
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|   if [ -n "$MAIL_FROM" ]; then
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|     if ! _mail_valid "$MAIL_FROM"; then
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|       _err "It seems that the MAIL_FROM=$MAIL_FROM is not a valid email address."
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|       return 1
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|     fi
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| 
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|     _saveaccountconf_mutable MAIL_FROM "$MAIL_FROM"
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|   fi
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| 
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|   MAIL_TO="${MAIL_TO:-$(_readaccountconf_mutable MAIL_TO)}"
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|   if [ -n "$MAIL_TO" ]; then
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|     if ! _mail_valid "$MAIL_TO"; then
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|       _err "It seems that the MAIL_TO=$MAIL_TO is not a valid email address."
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|       return 1
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|     fi
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| 
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|     _saveaccountconf_mutable MAIL_TO "$MAIL_TO"
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|   else
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|     MAIL_TO="$(_readaccountconf ACCOUNT_EMAIL)"
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|     if [ -z "$MAIL_TO" ]; then
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|       _err "It seems that account email is empty."
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|       return 1
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|     fi
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|   fi
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| 
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|   contenttype="text/plain; charset=utf-8"
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|   subject="=?UTF-8?B?$(printf -- "%b" "$_subject" | _base64)?="
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|   result=$({ _mail_body | eval "$(_mail_cmnd)"; } 2>&1)
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| 
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|   # shellcheck disable=SC2181
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|   if [ $? -ne 0 ]; then
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|     _debug "mail send error."
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|     _err "$result"
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|     return 1
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|   fi
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| 
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|   _debug "mail send success."
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|   return 0
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| }
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| 
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| _mail_bin() {
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|   _MAIL_BIN=""
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| 
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|   for b in $MAIL_BIN sendmail ssmtp mutt mail msmtp; do
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|     if _exists "$b"; then
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|       _MAIL_BIN="$b"
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|       break
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|     fi
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|   done
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| 
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|   if [ -z "$_MAIL_BIN" ]; then
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|     _err "Please install sendmail, ssmtp, mutt, mail or msmtp first."
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|     return 1
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|   fi
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| 
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|   echo "$_MAIL_BIN"
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| }
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| 
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| _mail_cmnd() {
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|   _MAIL_ARGS=""
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| 
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|   case $(basename "$_MAIL_BIN") in
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|   sendmail)
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|     if [ -n "$MAIL_FROM" ]; then
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|       _MAIL_ARGS="-f '$MAIL_FROM'"
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|     fi
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|     ;;
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|   mutt | mail)
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|     _MAIL_ARGS="-s '$_subject'"
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|     ;;
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|   msmtp)
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|     if [ -n "$MAIL_FROM" ]; then
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|       _MAIL_ARGS="-f '$MAIL_FROM'"
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|     fi
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| 
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|     if [ -n "$MAIL_MSMTP_ACCOUNT" ]; then
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|       _MAIL_ARGS="$_MAIL_ARGS -a '$MAIL_MSMTP_ACCOUNT'"
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|     fi
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|     ;;
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|   *) ;;
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|   esac
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| 
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|   echo "'$_MAIL_BIN' $_MAIL_ARGS '$MAIL_TO'"
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| }
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| 
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| _mail_body() {
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|   case $(basename "$_MAIL_BIN") in
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|   sendmail | ssmtp | msmtp)
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|     if [ -n "$MAIL_FROM" ]; then
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|       echo "From: $MAIL_FROM"
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|     fi
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| 
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|     echo "To: $MAIL_TO"
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|     echo "Subject: $subject"
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|     echo "Content-Type: $contenttype"
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|     echo "MIME-Version: 1.0"
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|     echo
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|     ;;
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|   esac
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| 
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|   echo "$_content"
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| }
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| 
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| _mail_valid() {
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|   [ -n "$MAIL_NOVALIDATE" ] || _contains "$1" "@"
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| }
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