PHP sends email activation verification

Step 1: connect to the database using php: dbconnection. php & lt ;? Php $ server = & quot; (local) & quot; $ _ uid = & quot; adweb & quot; $ _ pwd = & quot; loveyou & quot ;; $ _ database = & quot; addev & quot; function Step 1: connect to the database in php: dbconnection. php Step 2: email. class. php Debug = FALSE; $ this-> smtp_port = $ smtp_port; $ this-> relay_host = $ relay_host; $ this-> time_out = 30; // is used in fsockopen () # $ this-> auth = $ auth; // auth $ this-> user = $ user; $ this-> pass = $ pass; # $ this-> host_name = "localhost"; // is used in HELOcommand $ this-> log_file = ""; $ this-> sock = FALSE ;} function sendmail ($ to, $ from, $ subject = "", $ body = "", $ mailtype, $ cc = "", $ bcc = "", $ additional_headers = "") {$ Mail_from = $ this-> get_address ($ this-> strip_comment ($ from); $ body = ereg_replace ("(^ | (\ r \ n )) (\\.) "," \ 1. \ 3 ", $ body); $ header. = "MIME-Version: 1.0 \ r \ n"; if ($ mailtype = "HTML") {$ header. = "Content-Type: text/html \ r \ n";} $ header. = ":". $. "\ r \ n"; if ($ cc! = "") {$ Header. = "Cc :". $ cc. "\ r \ n" ;}$ header. = "From: $ from <". $ from. "> \ r \ n"; $ header. = "Subject :". $ subject. "\ r \ n"; $ header. = $ additional_headers; $ header. = "Date :". date ("r "). "\ r \ n"; $ header. = "X-Mailer: By Redhat (PHP /". phpversion (). ") \ r \ n"; list ($ msec, $ sec) = explode ("", microtime (); $ header. = "Message-ID: <". date ("YmdHis", $ sec ). ". ". ($ msec * 1000000 ). ". ". $ mail_from. "> \ r \ n"; $ TO = explode (",", $ thi S-> strip_comment ($ to); if ($ cc! = "") {$ TO = array_merge ($ TO, explode (",", $ this-> strip_comment ($ cc);} if ($ bcc! = "") {$ TO = array_merge ($ TO, explode (",", $ this-> strip_comment ($ bcc);} $ sent = TRUE; foreach ($ TO as $ rcpt_to) {$ rcpt_to = $ this-> get_address ($ rcpt_to); if (! $ This-> smtp_sockopen ($ rcpt_to) {$ this-> log_write ("Error: Cannot send email ". $ rcpt_to. "\ n"); $ sent = FALSE; continue;} if ($ this-> smtp_send ($ this-> host_name, $ mail_from, $ rcpt_to, $ header, $ body) {$ this-> log_write ("E-mail has been sent to <". $ rcpt_to. "> \ n");} else {$ this-> log_write ("Error: Cannot send email to <". $ rcpt_to. ">\ n"); $ sent = FALSE;} fclose ($ this-> sock); $ this-> log_write ("Disconnected from remotehost \ n");} echo"
"; Echo $ header; return $ sent;} function smtp_send ($ helo, $ from, $ to, $ header, $ body =" ") {if (! $ This-> smtp_putcmd ("HELO", $ helo) {return $ this-> smtp_error ("sending HELOcommand") ;}# authif ($ this-> auth) {if (! $ This-> smtp_putcmd ("auth login", base64_encode ($ this-> user) {return $ this-> smtp_error ("sending HELOcommand");} if (! $ This-> smtp_putcmd ("", base64_encode ($ this-> pass) {return $ this-> smtp_error ("sending HELOcommand") ;}# if (! $ This-> smtp_putcmd ("MAIL", "FROM: <". $ from. ">") {return $ this-> smtp_error ("sending MAIL FROMcommand");} if (! $ This-> smtp_putcmd ("RCPT", "TO: <". $. ">") {return $ this-> smtp_error ("sending RCPT TOcommand");} if (! $ This-> smtp_putcmd ("DATA") {return $ this-> smtp_error ("sending DATAcommand");} if (! $ This-> smtp_message ($ header, $ body) {return $ this-> smtp_error ("sending message");} if (! $ This-> smtp_eom () {return $ this-> smtp_error ("sending . [EOM] ");} if (! $ This-> smtp_putcmd ("QUIT") {return $ this-> smtp_error ("sending QUITcommand");} return TRUE;} function smtp_sockopen ($ address) {if ($ this-> relay_host = "") {return $ this-> smtp_sockopen_mx ($ address);} else {return $ this-> smtp_sockopen_relay ();}} function smtp_sockopen_relay () {$ this-> log_write ("Trying ". $ this-> relay_host. ":". $ this-> smtp_port. "\ n"); $ this-> sock = @ fsockopen ($ this-> relay_host, $ this-> smtp_p Ort, $ errno, $ errstr, $ this-> time_out); if (! ($ This-> sock & $ this-> smtp_ OK () {$ this-> log_write ("Error: Cannot connenct to relayhost ". $ this-> relay_host. "\ n"); $ this-> log_write ("Error :". $ errstr. "(". $ errno. ") \ n"); return FALSE;} $ this-> log_write ("Connected to relay host ". $ this-> relay_host. "\ n"); return TRUE;} function smtp_sockopen_mx ($ address) {$ domain = ereg_replace ("^. + @ ([^ @] +) $ "," \ 1 ", $ address); if (! @ Getmxrr ($ domain, $ MXHOSTS) {$ this-> log_write ("Error: Cannot resolve MX \"". $ domain. "\" \ n "); return FALSE;} foreach ($ MXHOSTS as $ host) {$ this-> log_write (" Trying ". $ 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 ("Warning: Cannot connect to mx host ". $ host. "\ n"); $ this-> log_write ("Error :". $ errstr. "(". $ errno. ") \ n"); continue;} $ this-> log_write ("Connected to mx host ". $ host. "\ n"); return TRUE;} $ this-> log_write ("Error: Cannot connect to any mxhosts (". implode (",", $ MXHOSTS ). ") \ n"); return FALSE;} function smtp_message ($ header, $ body) {fputs ($ this-> sock, $ header. "\ r \ N ". $ body); $ this-> smtp_debug ("> ". str_replace ("\ r \ n", "\ n ". ">", $ header. "\ n> ". $ body. "\ n>"); return TRUE;} function smtp_eom () {fputs ($ this-> sock, "\ r \ n. \ r \ n "); $ this-> smtp_debug (". [EOM] \ n "); return $ this-> smtp_ OK ();} function smtp_ OK () {$ response = str_replace (" \ r \ n ","", fgets ($ this-> sock, 512); $ this-> smtp_debug ($ response. "\ n"); if (! Ereg ("^ [23]", $ response) {fputs ($ this-> sock, "QUIT \ r \ n"); fgets ($ this-> sock, 512); $ this-> log_write ("Error: Remote host returned \"". $ response. "\" \ n "); return FALSE;} return TRUE;} function smtp_putcmd ($ cmd, $ arg =" ") {if ($ arg! = "") {If ($ cmd = "") $ cmd = $ arg; else $ cmd = $ cmd. "". $ arg;} fputs ($ this-> sock, $ cmd. "\ r \ n"); $ this-> smtp_debug ("> ". $ cmd. "\ n"); return $ this-> smtp_ OK ();} function smtp_error ($ string) {$ this-> log_write ("Error: Error occurred while ". $ string. ". \ n "); return FALSE;} function log_write ($ message) {$ this-> smtp_debug ($ message); if ($ this-> log_file = "") {return TRUE;} $ 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 ("Warning: Cannot open log file \"". $ this-> log_file. "\" \ n "); return FALSE;} flock ($ fp, LOCK_EX); fputs ($ fp, $ message); fclose ($ fp); return TRUE ;} function strip_comment ($ address) {$ comment = "\ ([^ ()] * \)"; while (ereg ($ comment, $ address )) {$ address = ereg_replace ($ comment, "", $ address) ;}return $ address;} function get_address ($ address) {$ address = ereg_replace ("([\ t \ r \ n]) +", "", $ address); $ address = ereg_replace ("^. * <(. +)>. * $ "," \ 1 ", $ address); return $ address;} function smtp_debug ($ message) {if ($ this-> debug) {echo $ message."
";}} Function get_attach_type ($ image_tag) {// $ filedata = array (); $ img_file_con = fopen ($ image_tag," r "); unset ($ image_data ); while ($ tem_buffer = AddSlashes (fread ($ img_file_con, filesize ($ image_tag) $ image_data. = $ tem_buffer; fclose ($ img_file_con); $ filedata ['context'] = $ image_data; $ filedata ['filename'] = basename ($ image_tag ); $ extension = substr ($ image_tag, strrpos ($ image_tag ,". "), strlen ($ image_tag)-strrpos ($ im Age_tag ,". "); switch ($ extension) {case ". gif ": $ filedata ['type'] =" image/gif "; break; case ". gz ": $ filedata ['type'] =" application/x-gzip "; break; case ". htm ": $ filedata ['type'] =" text/html "; break; case ". html ": $ filedata ['type'] =" text/html "; break; case ". jpg ": $ filedata ['type'] =" image/jpeg "; break; case ". tar ": $ filedata ['type'] =" application/x-tar "; break; case ". txt ": $ filedata ['type'] =" text/plain "; brea K; case ". zip ": $ filedata ['type'] =" application/zip "; break; default: $ filedata ['type'] =" application/octet-stream "; break ;} return $ filedata ;}}?> Step 3: activate class jihuo. php Step 4: Send email sendemail. php Debug = false; // whether to display the sent debugging information $ toemail = "zxwzxw_12@163.com"; // recipient email $ actcodes = md5 ($ toemail. mt_rand (111111,999999); $ mmsg = 'you have registered successfully. please click the following link to activate your account: click activate'; $ hh = sqlsrv_query ('Insert into actcode (code, email) values ("'. $ actcodes. '","'. $ toemail. '")', $ conn); // Insert the mailbox number and verification at registration into the data table if ($ hh) {$ smtp-> sendmail ($ toemail, $ smtpusermail, $ mailsubject, $ mmsg, $ mailtype); // send email} else {echo 'failed to send! '; Exit ;}?> Step 5: Finally: Send the mailbox activation verification .txt 1 create a database: addev table ACTcode field code varchar (50) emailvarchar (50) 2 connection data: dbconnection. php