ruby寫的使用smtp協議發送郵件

require 'net/smtp'
require 'ftools'
require 'getoptlong'
$tomail=""
$subject=""
$content=""
$filename=""
$i=0
def help()
puts "Usage:/nsendemail [option] "
puts "/t--to -t destination email"
puts "/t--subject -s email subject"
puts "/t--content -c email content"
puts "/t--file -f email content in file,can't use with -c"
exit 1
end
opts=GetoptLong.new(
["--to","-t",GetoptLong::REQUIRED_ARGUMENT],
["--content","-c",GetoptLong::REQUIRED_ARGUMENT],
["--subject","-s",GetoptLong::REQUIRED_ARGUMENT],
["--file","-f",GetoptLong::REQUIRED_ARGUMENT],
["--help","-h",GetoptLong::NO_ARGUMENT]);
opts.each do |optopt,optarg|
#puts "options:#{optopt},arg #{optarg}"
if("#{optopt}"=="-t"||"#{optopt}"=="--to")
$tomail="#{optarg}"
$i+=1
end
if("#{optopt}"=="-f"||"#{optopt}"=="--file")
$filename="#{optarg}"
$i+=1
end
if("#{optopt}"=="-c"||"#{optopt}"=="--content")
$content="#{optarg}"
$i+=1
end
if("#{optopt}"=="-s"||"#{optopt}"=="--subject")
$subject="#{optarg}"
$i+=1
end
if("#{optopt}"=="-h"||"#{optopt}"=="--help")
help()
end
end
if($i!=3) then
help()
end
if($filename!="") then
f=File.new("#{$filename}","r")
$content=f.read
f.close
end
msg="Subject: #{$subject}/n/n#{$content}/n"
Net::SMTP.start('smtp.sina.com',25,'smtp.sina.com','你的sina郵箱賬戶','sina賬戶密碼',:login) do |smtp|
smtp.send_message(msg,'bornwin@sina.com',["#{$tomail}"])
end