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【PHP】通过curl smtp发送邮件

作者:开元中国2015 / 发布于2015/5/19/ 557


	<?php
	//author http://www.lai18.com
	header("content-type:text/html;charset=utf-8");
	$smtp = array(
	"url" => "邮箱SMTP服务器地址",
	"port" => "邮箱SMTP服务器端口", // 一般为25
	"username" => "用户名",
	"password" => "密码",
	"from" => "发件地址",
	"to" => "收件地址",
	"subject" => "测试一下标题",
	"body" => "测试一下内容"
	);
	$CRLF = "\r\n";
	$test = "";
	$curl = curl_init();
	curl_setopt($curl, CURLOPT_URL, $smtp['url']);
	curl_setopt($curl, CURLOPT_PORT, $smtp['port']);
	curl_setopt($curl, CURLOPT_TIMEOUT,10);
	function inlineCode($str){
	$str = trim($str);
	return $str?'=?UTF-8?B?'.base64_encode($str).'?= ':'';
	}
	function buildHeader($headers){
	$ret = '';
	foreach($headers as $k=>$v){
	$ret.=$k.': '.$v."\n";
	}
	return $ret;
	}
	//
	$header = array(
	'Return-path'=>'<'.$smtp['from'].'>',
	'Date'=>date('r'),
	'From'=> '<'.$smtp['from'].'>',
	'MIME-Version'=>'1.0',
	'Subject'=>inlineCode($smtp['subject']),
	'To'=>$smtp['to'],
	'Content-Type'=>'text/html; charset=UTF-8; format=flowed',
	'Content-Transfer-Encoding'=>'base64'
	);
	$data = buildHeader($header).$CRLF.chunk_split(base64_encode($smtp['body']));
	$content = "EHLO ".$smtp["url"].$CRLF; // 先得hello一下
	$content .= "AUTH LOGIN".$CRLF.base64_encode($smtp["username"]).$CRLF.base64_encode($smtp["password"]).$CRLF; // 验证登陆
	$content .= "MAIL FROM:".$smtp["from"].$CRLF; // 发件地址
	$content .= "RCPT TO:".$smtp["to"].$CRLF; // 收件地址
	$content .= "DATA".$CRLF.$data.$CRLF.".".$CRLF; // 发送内容
	$content .= "QUIT".$CRLF; // 退出
	curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); // curl接收返回数据
	curl_setopt($curl, CURLOPT_CUSTOMREQUEST, $content);
	$test = curl_exec($curl);
	var_dump($test);
	echo "<br/>\r\n";
	var_dump($content);
	// 结束
	curl_close($curl);

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