php学习笔记(三)之发送邮件01 关于class

php在发送邮件的时候需要借助一个class_smtp.php文件. 文件的代码如下: ?//发送邮件//user:cuiran//email:cuiran2001@163.comset_time_limit(120); class smtp{ /* Public Variables */ var $smtp_port; var $time_out; var $host_name; var $log_file; var

php在发送邮件的时候需要借助一个class_smtp.php文件.

文件的代码如下:

debug = FALSE; $this->smtp_port = $smtp_port; $this->relay_host = $relay_host; $this->time_out = 30; //用于fsockopen() $this->auth = $auth;//auth $this->user = $user; $this->pass = $pass; $this->sender = $sender; $this->host_name = "localhost"; //用于HELO命令 $this->log_file = ""; $this->logs = ""; //记录跟踪服务器的交互过程 $this->sock = FALSE; } /* 主要函数 */ 函数sendmail($to, $from, $subject = "", $body = "", $mailtype, $cc = "", $bcc = "", $additional_headers = "") { $已发送=真； $mail_from = $this->get_address($this->strip_comment($from)); $body = ereg_replace("(^|(/r/n))(/.)", "/1./3", $body); $header .= "MIME-版本:1.0/r/n"; if($mailtype=="HTML"){ $header .= "内容类型:text/html/r/n"; } $header .= "致：".$to."/r/n"; 如果（$cc！=“”）{ $header .= "抄送: ".$cc."/r/n"; } //$header .= "来自: $from/r/n"; $header .= "来自: ".$from."/r/n"; $header .= "主题: ".$subject."/r/n"; $header .= $additional_headers; $header .= "日期: ".date("r")."/r/n"; $header .= "X-Mailer: 72e.net (PHP/".phpversion().")/r/n"; 列表（$毫秒，$秒）=爆炸（“”，microtime（））； $header .= "消息 ID: /r/n"; $TO = 爆炸(",", $this->strip_comment($to)); 如果（$cc！=“”）{ $TO = array_merge($TO, 爆炸(",", $this->strip_comment($cc))); } 如果（$密件抄送！=“”）{ $TO = array_merge($TO, 爆炸(",", $this->strip_comment($bcc))); } foreach ($TO 作为 $rcpt_to) { $rcpt_to = $this->get_address($rcpt_to); if (!$this->smtp_sockopen($rcpt_to)) { $this->log_write("错误：无法发送电子邮件至 ".$rcpt_to."/n"); $已发送=假； 继续; } if ($this->smtp_send($this->host_name, $mail_from, $rcpt_to, $header, $body)) { $this->log_write("电子邮件已发送至/n"); } 别的 { $this->log_write("错误：无法发送电子邮件至 /n"); $已发送=假； } fclose($this->sock); $this->log_write("与远程主机断开连接/n"); } 返回已发送的$； } /* 私有函数 */ 函数 smtp_send($helo, $from, $to, $header, $body = "") { if (!$this->smtp_putcmd("HELO", $helo)) { return $this->smtp_error("发送 HELO 命令"); } #auth if($this->auth){ if (!$this->smtp_putcmd("AUTH LOGIN", base64_encode($this->user))) { return $this->smtp_error("发送 AUTH 命令"); } if (!$this->smtp_putcmd("", base64_encode($this->pass))) { return $this->smtp_error("发送 AUTH 命令"); } } # //if (!$this->smtp_putcmd("MAIL", "FROM:".$from."")) { if (!$this->smtp_putcmd("MAIL", "FROM:sender.">")) { return $this->smtp_error("从命令发送邮件"); } if (!$this->smtp_putcmd("RCPT", "TO:")) { return $this->smtp_error("发送 RCPT TO 命令"); } if (!$this->smtp_putcmd("DATA")) { return $this->smtp_error("发送 DATA 命令"); } if (!$this->smtp_message($header, $body)) { return $this->smtp_error("发送消息"); } if (!$this->smtp_eom()) { return $this->smtp_error("正在发送 <cr><lf>.<cr><lf> [EOM]"); } if (!$this->smtp_putcmd("QUIT")) { return $this->smtp_error("发送退出命令"); } 返回真； } 函数 smtp_sockopen($地址) { if ($this->relay_host == "") { 返回 $this->smtp_sockopen_mx($address); } 别的 { 返回 $this->smtp_sockopen_relay(); } }函数 smtp_sockopen_relay() { $this->log_write("尝试 ".$this->relay_host.":".$this->smtp_port."/n"); $this->sock = @fsockopen($this->relay_host, $this->smtp_port, $errno, $errstr, $this->time_out); if (!($this->sock && $this->smtp_ok​​())) { $this->log_write("错误：无法连接到中继主机 ".$this->relay_host."/n"); $this->log_write("错误：".$errstr." (".$errno.")/n"); 返回假； } $this->log_write("已连接到中继主机 ".$this->relay_host."/n"); 返回真； } 函数 smtp_sockopen_mx($地址) { $domain = ereg_replace("^.@([^@] )$", "/1", $address); if (!@getmxrr($domain, $MXHOSTS)) { $this->log_write("错误：无法解析 MX /"".$domain."/"/n"); 返回假； } foreach ($MXHOSTS 作为 $host) { $this->log_write("正在尝试 ".$host.":".$this->smtp_port."/n"); $this->sock = @fsockopen($host, $this->smtp_port, $errno, $errstr, $this->time_out); if (!($this->sock && $this->smtp_ok​​())) { $this->log_write("警告：无法连接到 mx 主机 ".$host."/n"); $this->log_write("错误：".$errstr." (".$errno.")/n"); 继续; } $this->log_write("已连接到 mx 主机 ".$host."/n"); 返回真； } $this->log_write("错误：无法连接到任何 mx 主机 (".implode(", ", $MXHOSTS).")/n"); 返回假； } 函数 smtp_message($header, $body) { fputs($this->sock, $header."/r/n".$body); $this->smtp_debug("> ".str_replace("/r/n", "/n"."> ", $header."/n> ".$body."/n> ")) ; 返回真； } 函数 smtp_eom() { fputs($this->sock, "/r/n./r/n"); $this->smtp_debug(".[EOM]/n"); 返回 $this->smtp_ok​​(); } 函数 smtp_ok​​() { $response = str_replace("/r/n", "", fgets($this->sock, 512)); //echo "response=".$response."/r/n"; $this->smtp_debug($response."/n"); //echo "ereg 23 ==".ereg("^[23]", $response)."/n"; if (!ereg("^[23]", $response)) { //回显“@@@@@”; fputs($this->sock, "QUIT/r/n"); fgets($this->sock, 512); $this->log_write("错误：远程主机返回/"".$response."/"/n"); 返回假； } 返回真； } 函数 smtp_putcmd($cmd, $arg = "") { 如果（$arg！=“”）{ if($cmd=="") $cmd = $arg; 否则 $cmd = $cmd。" ".$arg; } fputs($this->sock, $cmd."/r/n"); $this->smtp_debug("> ".$cmd."/n"); //echo "cmd=".$cmd."/r/n"; 返回 $this->smtp_ok​​(); } 函数 smtp_error($string) { $this->log_write("错误：".$string."时发生错误。/n"); 返回假； } 函数 log_write($message) { $this->logs .= $message; $this->smtp_debug($message); if ($this->log_file == "") { 返回真； } $message = date("M d H:i:s ").get_current_user()."[".getmypid()."]: ".$message; if (!@file_exists($this->log_file) || !($fp = @fopen($this->log_file, "a"))) { $this->smtp_debug("警告：无法打开日志文件/"".$this->log_file."/"/n"); 返回假； } 羊群（$fp，LOCK_EX）； fputs($fp, $message); fclose($fp); 返回真； } 函数 strip_comment($地址) { $comment = "/([^()]*/)"; while (ereg($comment, $address)) { $地址 = ereg_replace($comment, "", $地址); } 返回$地址； } 函数 get_address($address) { $address = ereg_replace("([ /t/r/n]) ", "", $address); $address = ereg_replace("^.*.*$", "/1", $address); 返回$地址； } 函数 smtp_debug($消息) { if ($this->调试) { 回显$消息； } } } // 课程结束 ？> </lf></cr></lf></cr>