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Phpsocket uses smtp to send emails with attachments

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Phpsocket uses smtp to send emails with attachments

  3. /**

  4. * Php socket smtp send mail
  5. * Edit: bbs.it-home.org
  6. */

  7. // Define ("SOL", "\ n ");

  8. Define ("EOL", "\ r \ n ");
  9. Define ("SMTP_HOST", "smtp.163.com"); // SMTP server
  10. Define ("SMTP_PORT", "25"); // SMTP server port
  11. Define ("SMTP_USER", ""); // User account of the SMTP server
  12. Define ("SMTP_PASS", ""); // SMTP server user password

  13. $ From = ""; // user email address of the SMTP server

  14. $ To = ""; // The sender can use commas to separate multiple mailboxes.
  15. $ Cc = "";
  16. $ Bcc = "";

  17. $ Subject = "this is an email with attachments sent by PHP"; // The subject of the email may contain garbled characters on many clients.

  18. $ Body = "this is an email sending program with attachments. The HTM label is displayed. click the link.". Date ('Y-m-d H: I: s'); // mail content
  19. $ Smtp = new smtp (SMTP_HOST, SMTP_PORT, SMTP_USER, SMTP_PASS, true); // Here, true indicates that authentication is used; otherwise, authentication is not used.
  20. $ Smtp-> addAttachment ("mail.zip ");
  21. $ Smtp-> sendmail ($ to, $ from, $ subject, $ body, $ cc, $ bcc );

  22. Class smtp {

  23. /* Public Variables */

  24. Public $ attachments = array ();
  25. /* Private Variables */
  26. Private $ smtp_host;
  27. Private $ smtp_port;
  28. Private $ time_out;
  29. Private $ host_name;
  30. Private $ auth;
  31. Private $ user;
  32. Private $ pass;
  33. Private $ sock;

  34. /* Constractor */

  35. Public function smtp ($ smtp_host = null, $ smtp_port = null, $ user = null, $ pass = null, $ auth = true ){
  36. $ This-> smtp_host = (! Empty ($ smtp_host ))? $ Smtp_host: SMTP_HOST;
  37. $ This-> smtp_port = (! Empty ($ smtp_port ))? $ Smtp_port: SMTP_PORT;
  38. $ This-> user = (! Empty ($ user ))? $ User: SMTP_PORT;
  39. $ This-> pass = (! Empty ($ pass ))? $ Pass: SMTP_PORT;
  40. $ This-> auth = $ auth;
  41. $ This-> time_out = 15;
  42. #
  43. $ This-> host_name = "localhost ";
  44. $ This-> sock = FALSE;
  45. }

  46. /* Main Function */

  47. Public function sendmail ($ to, $ from, $ subject = "", $ body = "", $ cc = "", $ bcc = ""){
  48. $ Bndp = md5 (uniqid (""). rand (1000,999 9 );
  49. $ Bnd = md5 (uniqid (""). rand (1000,999 9 );
  50. List ($ msec, $ sec) = explode ("", microtime ());

  51. $ Mail_from = $ this-> strip_line_breaks ($ from );

  52. $ Mail_to = explode (",", $ );
  53. $ Body = preg_replace ("/(^ | (\ r \ n) (\.)/", "", $ body );
  54. If ($ cc! = "") $ Mail_to = array_merge ($ mail_to, explode (",", $ cc ));
  55. If ($ bcc! = "") $ Mail_to = array_merge ($ mail_to, explode (",", $ bcc ));

  56. $ Headers = "maid: 1.0". EOL;

  57. $ Headers. = "To:". $ to. EOL;
  58. If ($ cc! = ""){
  59. $ Headers. = "Cc:". $ cc. EOL;
  60. }
  61. $ Headers. = "From: $ from <". $ from. ">". EOL;
  62. $ Headers. = "Subject:". $ subject. EOL;
  63. $ Headers. = "Date:". date ("r"). EOL;
  64. $ Headers. = "X-Mailer: Webmail ver 1.0 (PHP Version/". phpversion (). ")". EOL;
  65. $ Headers. = "Message-ID: <". date ("YmdHis", $ sec ). ". ". ($ msec * 1000000 ). ". ". $ from. "> ". EOL;
  66. If (count ($ this-> attachments)> 0 ){
  67. $ Headers. = "Content-Type: multipart/mixed ;". EOL. chr (9 ). "boundary = \"". $ bndp. "\"". EOL. EOL;
  68. $ Headers. = '--'. $ bndp. EOL;
  69. $ Headers. = 'content-Type: multipart/alternative; boundary = "'. $ bnd.'" '. EOL. EOL;
  70. $ Headers. = '--'. $ bnd. EOL;
  71. $ Headers. = 'content-Type: text/plain; charset = utf-8 '. EOL;
  72. $ Headers. = "Content-Transfer-Encoding: 8bit". EOL. EOL;
  73. $ Headers. = $ body. EOL;
  74. $ Headers. = '--'. $ bnd. EOL;
  75. $ Headers. = 'content-type: text/html; charset = utf-8 '. EOL;
  76. $ Headers. = "Content-Transfer-Encoding: 8bit". EOL. EOL;
  77. $ Headers. = $ body. EOL;
  78. $ Headers. = '--'. $ bnd. '--'. EOL;

  79. Foreach ($ this-> attachments as $ att ){

  80. $ Headers. = "--". $ bndp. EOL. $ att;
  81. }
  82. $ Headers. = '--'. $ bndp. '--'. EOL;
  83. $ This-> clear_attachments ();
  84. } Else {
  85. $ Headers. = 'content-Type: multipart/alternative; boundary = "'. $ bnd.'" '. EOL. EOL;
  86. $ Headers. = '--'. $ bnd. EOL;
  87. $ Headers. = 'content-Type: text/plain; charset = utf-8 '. EOL;
  88. $ Headers. = "Content-Transfer-Encoding: 8bit". EOL. EOL;
  89. $ Headers. = $ body. EOL;
  90. $ Headers. = '--'. $ bnd. EOL;
  91. $ Headers. = 'content-type: text/html; charset = utf-8 '. EOL;
  92. $ Headers. = "Content-Transfer-Encoding: 8bit". EOL. EOL;
  93. $ Headers. = $ body. EOL;
  94. $ Headers. = '--'. $ bnd. '--'. EOL;
  95. }

  96. $ Sent = TRUE;

  97. Foreach ($ mail_to as $ rcpt_to ){
  98. $ Rcpt_to = $ this-> strip_line_breaks ($ rcpt_to );
  99. If (! $ This-> smtp_sockopen ($ rcpt_to )){
  100. $ This-> log_write ("Error: Cannot send email to". $ rcpt_to );
  101. $ Sent = FALSE;
  102. Continue;
  103. }
  104. If ($ this-> smtp_send ($ this-> host_name, $ mail_from, $ rcpt_to, $ headers, $ body )){
  105. $ This-> log_write ("E-mail has been sent to <". $ rcpt_to. "> ");
  106. } Else {
  107. $ This-> log_write ("Error: Cannot send email to <". $ rcpt_to. "> ");
  108. $ Sent = FALSE;
  109. }
  110. Fclose ($ this-> sock );
  111. }
  112. $ This-> log_write ("{$ mail_to} send over ;");
  113. Return $ sent;
  114. }

  115. Public function addAttachment ($ file, $ dispo = "attachment "){

  116. $ File_data = (file_exists ($ file ))? File_get_contents ($ file ):"";
  117. If ($ file_data! = ""){
  118. $ Filename = basename ($ file );
  119. $ Ext = pathinfo ($ filename, PATHINFO_EXTENSION );
  120. $ Chunks = chunk_split (base64_encode ($ file_data ));
  121. $ Parts = "Content-Type: application/$ ext; name = \" ". $ filename." \ "". EOL;
  122. $ Parts. = "Content-Transfer-Encoding: base64". EOL;
  123. $ Parts. = "Content-Disposition:". $ dispo. "; filename = \" ". $ filename." \ "". EOL. EOL;
  124. $ Parts. = $ chunks. EOL. EOL;
  125. $ This-> attachments [] = $ parts;
  126. }
  127. }

  128. Private function clear_attachments (){

  129. Unset ($ this-> attachments );
  130. $ This-> attachments = array ();
  131. }

  132. /* Private Functions */

  133. Private function smtp_send ($ helo, $ from, $ to, $ header, $ body = ""){
  134. If (! $ This-> smtp_putcmd ("HELO", $ helo )){
  135. // $ This-> log_write ("Error: Error occurred while sending HELO command .");
  136. Return FALSE;
  137. }
  138. # Auth
  139. If ($ this-> auth ){
  140. If (! $ This-> smtp_putcmd ("auth login", base64_encode ($ this-> user ))){
  141. // $ This-> log_write ("Error: Error occurred while sending HELO command .");
  142. Return FALSE;
  143. }
  144. If (! $ This-> smtp_putcmd ("", base64_encode ($ this-> pass ))){
  145. // $ This-> log_write ("Error: Error occurred while sending HELO command .");
  146. Return FALSE;
  147. }
  148. }
  149. If (! $ This-> smtp_putcmd ("MAIL", "FROM: <". $ from. "> ")){
  150. // $ This-> log_write ("Error: Error occurred while sending mail from command .");
  151. Return FALSE;
  152. }
  153. If (! $ This-> smtp_putcmd ("RCPT", "TO: <". $ to. "> ")){
  154. // $ This-> log_write ("Error: Error occurred while sending rcpt to command .");
  155. Return FALSE;
  156. }
  157. If (! $ This-> smtp_putcmd ("DATA ")){
  158. // $ This-> log_write ("Error: Error occurred while sending DATA command .");
  159. Return FALSE;
  160. }
  161. If (! $ This-> smtp_message ($ header, $ body )){
  162. // $ This-> log_write ("Error: Error occurred while sending message .");
  163. Return FALSE;
  164. }
  165. If (! $ This-> smtp_eom ()){
  166. // $ This-> log_write ("Error: Error occurred while sending . [EOM]. ");
  167. Return FALSE;
  168. }
  169. If (! $ This-> smtp_putcmd ("QUIT ")){
  170. // $ This-> log_write ("Error: Error occurred while sending QUIT command .");
  171. Return FALSE;
  172. }
  173. Return TRUE;
  174. }
  175. Private function smtp_sockopen ($ address ){
  176. If ($ this-> smtp_host = ""){
  177. Return $ this-> smtp_sockopen_mx ($ address );
  178. } Else {// bbs.it-home.org
  179. Return $ this-> smtp_sockopen_relay ();
  180. }
  181. }
  182. Private function smtp_sockopen_relay (){
  183. $ This-> log_write ("Trying to Connect". $ this-> smtp_host. ":". $ this-> smtp_port ."...");
  184. $ This-> sock = @ fsockopen ($ this-> smtp_host, $ this-> smtp_port, $ errno, $ errstr, $ this-> time_out );
  185. If (! ($ This-> sock & $ this-> smtp_ OK ())){
  186. $ This-> log_write ("Error: connenct error". $ errstr. "(". $ errno .")");
  187. Return FALSE;
  188. }
  189. $ This-> log_write ("Connected OK ");
  190. Return TRUE;
  191. }
  192. Private function smtp_sockopen_mx ($ address ){
  193. $ Domain = preg_replace ("/^. + @ ([^ @] +) $/", "\ 1", $ address );
  194. If (! @ Getmxrr ($ domain, $ MXHOSTS )){
  195. $ This-> log_write ("Error: Cannot resolve MX \" ". $ domain ."\"");
  196. Return FALSE;
  197. }
  198. Foreach ($ MXHOSTS as $ host ){
  199. $ This-> log_write ("Trying to". $ host. ":". $ this-> smtp_port );
  200. $ This-> sock = @ fsockopen ($ host, $ this-> smtp_port, $ errno, $ errstr, $ this-> time_out );
  201. If (! ($ This-> sock & $ this-> smtp_ OK ())){
  202. $ This-> log_write ("Connect Error,". $ errstr. "(". $ errno .")");
  203. Continue;
  204. }
  205. $ This-> log_write ("Connected to mx host". $ host );
  206. Return TRUE;
  207. }
  208. $ This-> log_write ("Error: Cannot connect to any mx hosts (". implode (",", $ MXHOSTS ).")");
  209. Return FALSE;
  210. }
  211. Private function smtp_message ($ header, $ body ){
  212. Fputs ($ this-> sock, $ header. "\ r \ n". $ body );
  213. Return TRUE;
  214. }
  215. Private function smtp_eom (){
  216. Fputs ($ this-> sock, "\ r \ n. \ r \ n ");
  217. Return $ this-> smtp_ OK ();
  218. }
  219. Private function smtp_ OK (){
  220. $ Response = str_replace ("\ r \ n", "", fgets ($ this-> sock, 512 ));
  221. If (! Preg_match ("/^ [23]/", $ response )){
  222. Fputs ($ this-> sock, "QUIT \ r \ n ");
  223. Fgets ($ this-> sock, 512 );
  224. $ This-> log_write ("Error: Remote host returned \" ". $ response ."\"");
  225. Return FALSE;
  226. }
  227. Return TRUE;
  228. }
  229. Private function smtp_putcmd ($ cmd, $ arg = ""){
  230. If ($ arg! = "") $ Cmd = ($ cmd = "")? $ Arg: ($ cmd. "". $ arg );
  231. Fputs ($ this-> sock, $ cmd. "\ r \ n ");
  232. Return $ this-> smtp_ OK ();
  233. }
  234. Private function strip_line_breaks ($ address ){
  235. $ Address = preg_replace ("/([\ t \ r \ n]) +/", "", $ address );
  236. $ Address = preg_replace ("/^. * <(. +)>. * $/", "", $ address );
  237. Return $ address;
  238. }
  239. Public function log_write ($ message ){
  240. $ Message = date ("M d H: I: s"). get_current_user (). "[". getmypid (). "]:". $ message;
  241. File_put_contents (dirname (_ FILE _). '/mail. log', $ message. PHP_EOL, FILE_APPEND | LOCK_EX );
  242. }
  243. }

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

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