1. <?php
2. class smtp
3. {
4. /* Public Variables */
5. var $smtp_port;
6. var $time_out;
7. var $host_name;
8. var $log_file;
9. var $relay_host;
10. var $debug;
11. var $auth;
12. var $user;
13. var $pass;
14. /* Private Variables */
15. var $sock;
16. /* Constractor */
17. function smtp($relay_host = "", $smtp_port = 25,$auth = false,$user,$pass)
18. {
19. $this->debug = FALSE;
20. $this->smtp_port = $smtp_port;
21. $this->relay_host = $relay_host;
22. $this->time_out = 30; //is used in fsockopen()
23. #
24. $this->auth = $auth;//auth
25. $this->user = $user;
26. $this->pass = $pass;
27. #
28. $this->host_name = "localhost"; //is used in HELO command
29. $this->log_file ="";
30. $this->sock = FALSE;
31. }
32. /* Main Function */
33. function sendmail($to, $from, $subject = "", $body = "", $mailtype, $cc = "", $bcc = "", $additional_headers = "")
34. {
35. $mail_from = $this->get_address($this->strip_comment($from));
36. $body = ereg_replace("(^|(rn))(\.)", "[url=file://\1.\3]\1.\3[/url]", $body);
37. $header .= "MIME-Version:1.0rn";
38. if($mailtype=="HTML"){
39. $header .= "Content-Type:text/htmlrn ";
40. }
41. $header .= "To: ".$to."rn";
42. if ($cc != "") {
43. $header .= "Cc: ".$cc."rn";
44. }
45. $header .= "From: $from<".$from.">rn";
46. $header .= "Subject: ".$subject."rn";
47. $header .= $additional_headers;
48. $header .= "Date: ".date("r")."rn";
49. $header .= "X-Mailer:By Redhat (PHP/".phpversion().")rn";
50. list($msec, $sec) = explode(" ", microtime());
51. $header .= "Message-ID: <".date("YmdHis", $sec).".".($msec*1000000).".".$mail_from.">rn";
52. $TO = explode(",", $this->strip_comment($to));
53. if ($cc != "") {
54. $TO = array_merge($TO, explode(",", $this->strip_comment($cc)));
55. }
56. if ($bcc != "") {
57. $TO = array_merge($TO, explode(",", $this->strip_comment($bcc)));
58. }
59. $sent = TRUE;
60. foreach ($TO as $rcpt_to) {
61. $rcpt_to = $this->get_address($rcpt_to);
62. if (!$this->smtp_sockopen($rcpt_to)) {
63. $this->log_write("Error: Cannot send email to ".$rcpt_to."n");
64. $sent = FALSE;
65. continue;
66. }
67. if ($this->smtp_send($this->host_name, $mail_from, $rcpt_to, $header, $body)) {
68. $this->log_write("E-mail has been sent to <".$rcpt_to.">n");
69. } else {
70. $this->log_write("Error: Cannot send email to <".$rcpt_to.">n");
71. $sent = FALSE;
72. }
73. fclose($this->sock);
74. $this->log_write("Disconnected from remote hostn");
75. }
76. echo "<br>";
77. echo $header;
78. return $sent;
79. }
80. /* Private Functions */
81. function smtp_send($helo, $from, $to, $header, $body = "")
82. {
83. if (!$this->smtp_putcmd("HELO", $helo)) {
84. return $this->smtp_error("sending HELO command");
85. }
86. #auth
87. if($this->auth){
88. if (!$this->smtp_putcmd("AUTH LOGIN", base64_encode($this->user))) {
89. return $this->smtp_error("sending HELO command");
90. }
91. if (!$this->smtp_putcmd("", base64_encode($this->pass))) {
92. return $this->smtp_error("sending HELO command");
93. }
94. }
95. #
96. if (!$this->smtp_putcmd("MAIL", "FROM:<".$from.">")) {
97. return $this->smtp_error("sending MAIL FROM command");
98. }
99. if (!$this->smtp_putcmd("RCPT", "TO:<".$to.">")) {
100. return $this->smtp_error("sending RCPT TO command");
101. }
102. if (!$this->smtp_putcmd("DATA")) {
103. return $this->smtp_error("sending DATA command");
104. }
105. if (!$this->smtp_message($header, $body)) {
106. return $this->smtp_error("sending message");
107. }
108. if (!$this->smtp_eom()) {
109. return $this->smtp_error("sending <CR><LF>.<CR><LF> [EOM]");
110. }
111. if (!$this->smtp_putcmd("QUIT")) {
112. return $this->smtp_error("sending QUIT command");
113. }
114. return TRUE;
115. }
116. function smtp_sockopen($address)
117. {
118. if ($this->relay_host == "") {
119. return $this->smtp_sockopen_mx($address);
120. } else {
121. return $this->smtp_sockopen_relay();
122. }
123. }
124. function smtp_sockopen_relay()
125. {
126. $this->log_write("Trying to ".$this->relay_host.":".$this->smtp_port."n");
127. $this->sock = @fsockopen($this->relay_host, $this->smtp_port, $errno, $errstr, $this->time_out);
128. if (!($this->sock && $this->smtp_ok())) {
129. $this->log_write("Error: Cannot connenct to relay host ".$this->relay_host."n");
130. $this->log_write("Error: ".$errstr." (".$errno.")n");
131. return FALSE;
132. }
133. $this->log_write("Connected to relay host ".$this->relay_host."n");
134. return TRUE;;
135. }
136. function smtp_sockopen_mx($address)
137. {
138. $domain = ereg_replace("[url=mailto:^.+@([^@]+)$]^.+@([^@]+)$[/url]", "[url=file://\1]\1[/url]", $address);
139. if (!@getmxrr($domain, $MXHOSTS)) {
140. $this->log_write("Error: Cannot resolve MX "".$domain.""n");
141. return FALSE;
142. }
143. foreach ($MXHOSTS as $host) {
144. $this->log_write("Trying to ".$host.":".$this->smtp_port."n");
145. $this->sock = @fsockopen($host, $this->smtp_port, $errno, $errstr, $this->time_out);
146. if (!($this->sock && $this->smtp_ok())) {
147. $this->log_write("Warning: Cannot connect to mx host ".$host."n");
148. $this->log_write("Error: ".$errstr." (".$errno.")n");
149. continue;
150. }
151. $this->log_write("Connected to mx host ".$host."n");
152. return TRUE;
153. }
154. $this->log_write("Error: Cannot connect to any mx hosts (".implode(", ", $MXHOSTS).")n");
155. return FALSE;
156. }
157. function smtp_message($header, $body)
158. {
159. fputs($this->sock, $header."rn".$body);
160. $this->smtp_debug("> ".str_replace("rn", "n"."> ", $header."n> ".$body."n> "));
161. return TRUE;
162. }
163. function smtp_eom()
164. {
165. fputs($this->sock, "rn.rn");
166. $this->smtp_debug(". [EOM]n");
167. return $this->smtp_ok();
168. }
169. function smtp_ok()
170. {
171. $response = str_replace("rn", "", fgets($this->sock, 512));
172. $this->smtp_debug($response."n");
173. if (!ereg("^[23]", $response)) {
174. fputs($this->sock, "QUITrn");
175. fgets($this->sock, 512);
176. $this->log_write("Error: Remote host returned "".$response.""n");
177. return FALSE;
178. }
179. return TRUE;
180. }
181. function smtp_putcmd($cmd, $arg = "")
182. {
183. if ($arg != "") {
184. if($cmd=="") $cmd = $arg;
185. else $cmd = $cmd." ".$arg;
186. }
187. fputs($this->sock, $cmd."rn");
188. $this->smtp_debug("> ".$cmd."n");
189. return $this->smtp_ok();
190. }
191. function smtp_error($string)
192. {
193. $this->log_write("Error: Error occurred while ".$string.".n");
194. return FALSE;
195. }
196. function log_write($message)
197. {
198. $this->smtp_debug($message);
199. if ($this->log_file == "") {
200. return TRUE;
201. }
202. $message = date("M d H:i:s ").get_current_user()."[".getmypid()."]: ".$message;
203. if (!@file_exists($this->log_file) || !($fp = @fopen($this->log_file, "a"))) {
204. $this->smtp_debug("Warning: Cannot open log file "".$this->log_file.""n");
205. return FALSE;
206. }
207. flock($fp, LOCK_EX);
208. fputs($fp, $message);
209. fclose($fp);
210. return TRUE;
211. }
212. function strip_comment($address)
213. {
214. $comment = "[url=file://\([^()]*\]\([^()]*\[/url])";
215. while (ereg($comment, $address)) {
216. $address = ereg_replace($comment, "", $address);
217. }
218. return $address;
219. }
220. function get_address($address)
221. {
222. $address = ereg_replace("([ trn])+", "", $address);
223. $address = ereg_replace("^.*<(.+)>.*$", "[url=file://\1]\1[/url]", $address);
224. return $address;
225. }
226. function smtp_debug($message)
227. {
228. if ($this->debug) {
229. echo $message."<br>";
230. }
231. }
232. function get_attach_type($image_tag) { //
233. $filedata = array();
234. $img_file_con=fopen($image_tag,"r");
235. unset($image_data);
236. while ($tem_buffer=AddSlashes(fread($img_file_con,filesize($image_tag))))
237. $image_data.=$tem_buffer;
238. fclose($img_file_con);
239. $filedata['context'] = $image_data;
240. $filedata['filename']= basename($image_tag);
241. $extension=substr($image_tag,strrpos($image_tag,"."),strlen($image_tag)-strrpos($image_tag,"."));
242. switch($extension){
243. case ".gif":
244. $filedata['type'] = "image/gif";
245. break;
246. case ".gz":
247. $filedata['type'] = "application/x-gzip";
248. break;
249. case ".htm":
250. $filedata['type'] = "text/html";
251. break;
252. case ".html":
253. $filedata['type'] = "text/html";
254. break;
255. case ".jpg":
256. $filedata['type'] = "image/jpeg";
257. break;
258. case ".tar":
259. $filedata['type'] = "application/x-tar";
260. break;
261. case ".txt":
262. $filedata['type'] = "text/plain";
263. break;
264. case ".zip":
265. $filedata['type'] = "application/zip";
266. break;
267. default:
268. $filedata['type'] = "application/octet-stream";
269. break;
270. }
271. return $filedata;
272. }
273. }
274. ?>

send.php:

$title = $_POST['title'];

$Message = $_POST['Message'];

$obj_title = iconv('UTF-8','Shift-JIS',$title);

$obj_message = iconv('UTF-8', 'Shift-JIS',$Message);

$smtpserver = "smtp.163.com";//SMTP服务器

$smtpserverport =25;//SMTP服务器端口

$smtpusermail = "";//SMTP服务器的用户邮箱

$smtpemailto = "";//发送给谁

$smtpuser = ""; //SMTP服务器的用户帐号

$smtppass = "";//SMTP服务器的用户密码

$mailsubject = $title;//邮件主题

$mailbody = $Message ;//邮件内容

$mailtype = "HTML";//邮件格式（HTML/TXT）,TXT为文本邮件

$smtp = new

smtp($smtpserver,$smtpserverport,true,$smtpuser,$smtppass);//这里面的一true是表示使用身份验证,否则不使用身份验证.

$smtp->debug = true;//是否显示发送的调试信息

$smtp->sendmail($smtpemailto, $smtpusermail, $mailsubject, $mailbody, $mailtype);