program/steps/mail/sendmail.inc

   1 <?php
   2
   3 /*
   4  +-----------------------------------------------------------------------+
   5  | program/steps/mail/sendmail.inc                                       |
   6  |                                                                       |
   7  | This file is part of the RoundCube Webmail client                     |
   8  | Copyright (C) 2005, RoundCube Dev. - Switzerland                      |
   9  | Licensed under the GNU GPL                                            |
  10  |                                                                       |
  11  | PURPOSE:                                                              |
  12  |   Compose a new mail message with all headers and attachments         |
  13  |   and send it using IlohaMail's SMTP methods or with PHP mail()       |
  14  |                                                                       |
  15  +-----------------------------------------------------------------------+
  16  | Author: Thomas Bruederli <roundcube@gmail.com>                        |
  17  +-----------------------------------------------------------------------+
  18
  19  $Id: sendmail.inc 288 2006-07-31 22:51:23Z thomasb $
  20
  21 */
  22
  23
  24 //require_once('lib/smtp.inc');
  25 require_once('include/rcube_smtp.inc');
  26 require_once('Mail/mime.php');
  27
  28
  29 if (!isset($_SESSION['compose']['id']))
  30   {
  31   rcmail_overwrite_action('list');
  32   return;
  33   }
  34
  35
  36 /****** message sending functions ********/
  37
  38
  39 function rcmail_get_identity($id)
  40   {
  41   global $DB, $CHARSET, $OUTPUT;
  42
  43   // get identity record
  44   $sql_result = $DB->query("SELECT *, email AS mailto
  45                             FROM ".get_table_name('identities')."
  46                             WHERE  identity_id=?
  47                             AND    user_id=?
  48                             AND    del<>1",
  49                             $id,$_SESSION['user_id']);
  50
  51   if ($DB->num_rows($sql_result))
  52     {
  53     $sql_arr = $DB->fetch_assoc($sql_result);
  54     $out = $sql_arr;
  55     $name = strpos($sql_arr['name'], ",") ? '"'.$sql_arr['name'].'"' : $sql_arr['name'];
  56     $out['string'] = sprintf('%s <%s>',
  57                              rcube_charset_convert($name, $CHARSET, $OUTPUT->get_charset()),
  58                              $sql_arr['mailto']);
  59     return $out;
  60     }
  61
  62   return FALSE;
  63   }
  64
  65
  66 if (strlen($_POST['_draft_saveid']) > 3)
  67   $olddraftmessageid = get_input_value('_draft_saveid', RCUBE_INPUT_POST);
  68
  69 $message_id = sprintf('<%s@%s>', md5(uniqid('rcmail'.rand(),true)), $_SESSION['imap_host']);
  70 $savedraft = !empty($_POST['_draft']) ? TRUE : FALSE;
  71
  72 // remove all scripts and act as called in frame
  73 $OUTPUT->reset();
  74 $_framed = TRUE;
  75
  76
  77 /****** check submission and compose message ********/
  78
  79
  80 if (empty($_POST['_to']) && empty($_POST['_subject']) && $_POST['_message'])
  81   {
  82   show_message("sendingfailed", 'error');
  83   //rcmail_overwrite_action('compose');
  84   rcube_iframe_response();
  85   return;
  86   }
  87
  88
  89 // set default charset
  90 $input_charset = $OUTPUT->get_charset();
  91 $message_charset = isset($_POST['_charset']) ? $_POST['_charset'] : $input_charset;
  92
  93 $mailto_regexp = array('/[,;]\s*[\r\n]+/', '/[\r\n]+/', '/[,;]\s*$/m');
  94 $mailto_replace = array(', ', ', ', '');
  95
  96 // replace new lines and strip ending ', '
  97 $mailto = preg_replace($mailto_regexp, $mailto_replace, get_input_value('_to', RCUBE_INPUT_POST, TRUE, $message_charset));
  98
  99 // decode address strings
 100 $to_address_arr = $IMAP->decode_address_list($mailto);
 101 $identity_arr = rcmail_get_identity(get_input_value('_from', RCUBE_INPUT_POST));
 102
 103 $from = $identity_arr['mailto'];
 104 $first_to = is_array($to_address_arr[0]) ? $to_address_arr[0]['mailto'] : $mailto;
 105
 106 if (empty($identity_arr['string']))
 107   $identity_arr['string'] = $from;
 108
 109 // compose headers array
 110 $headers = array('Date' => date('D, j M Y G:i:s O'),
 111                  'From' => $identity_arr['string'],
 112                  'To'   => rcube_charset_convert($mailto, $input_charset, $message_charset));
 113
 114 // additional recipients
 115 if (!empty($_POST['_cc']))
 116   $headers['Cc'] = preg_replace($mailto_regexp, $mailto_replace, get_input_value('_cc', RCUBE_INPUT_POST, TRUE, $message_charset));
 117
 118 if (!empty($_POST['_bcc']))
 119   $headers['Bcc'] = preg_replace($mailto_regexp, $mailto_replace, get_input_value('_bcc', RCUBE_INPUT_POST, TRUE, $message_charset));
 120
 121 if (!empty($identity_arr['bcc']))
 122   $headers['Bcc'] = ($headers['Bcc'] ? $headers['Bcc'].', ' : '') . $identity_arr['bcc'];
 123
 124 // add subject
 125 $headers['Subject'] = trim(get_input_value('_subject', RCUBE_INPUT_POST, FALSE, $message_charset));
 126
 127 if (!empty($identity_arr['organization']))
 128   $headers['Organization'] = $identity_arr['organization'];
 129
 130 if (!empty($identity_arr['reply-to']))
 131   $headers['Reply-To'] = $identity_arr['reply-to'];
 132
 133 if (!empty($_SESSION['compose']['reply_msgid']))
 134   $headers['In-Reply-To'] = $_SESSION['compose']['reply_msgid'];
 135
 136 if (!empty($_SESSION['compose']['references']))
 137   $headers['References'] = $_SESSION['compose']['references'];
 138
 139 if (!empty($_POST['_priority']))
 140   {
 141   $priority = (int)$_POST['_priority'];
 142   $a_priorities = array(1=>'lowest', 2=>'low', 4=>'high', 5=>'highest');
 143   if ($str_priority = $a_priorities[$priority])
 144     $headers['X-Priority'] = sprintf("%d (%s)", $priority, ucfirst($str_priority));
 145   }
 146
 147 if (!empty($_POST['_receipt']))
 148   {
 149   $headers['Return-Receipt-To'] = $identity_arr['string'];
 150   $headers['Disposition-Notification-To'] = $identity_arr['string'];
 151   }
 152
 153 // additional headers
 154 $headers['Message-ID'] = $message_id;
 155 $headers['X-Sender'] = $from;
 156
 157 if (!empty($CONFIG['useragent']))
 158   $headers['User-Agent'] = $CONFIG['useragent'];
 159
 160 // fetch message body
 161 $message_body = get_input_value('_message', RCUBE_INPUT_POST, TRUE, $message_charset);
 162
 163 // append generic footer to all messages
 164 if (!empty($CONFIG['generic_message_footer']))
 165   {
 166   $file = realpath($CONFIG['generic_message_footer']);
 167   if($fp = fopen($file, 'r'))
 168     {
 169     $content = fread($fp, filesize($file));
 170     fclose($fp);
 171     $message_body .= "\r\n" . rcube_charset_convert($content, 'UTF-8', $message_charset);
 172     }
 173   }
 174
 175 // try to autodetect operating system and use the correct line endings
 176 // use the configured delimiter for headers
 177 if (!empty($CONFIG['mail_header_delimiter']))
 178   $header_delm = $CONFIG['mail_header_delimiter'];
 179 else if (strtolower(substr(PHP_OS, 0, 3)=='win'))
 180   $header_delm = "\r\n";
 181 else if (strtolower(substr(PHP_OS, 0, 3)=='mac'))
 182   $header_delm = "\r\n";
 183 else
 184   $header_delm = "\n";
 185
 186 // create PEAR::Mail_mime instance
 187 $MAIL_MIME = new Mail_mime($header_delm);
 188 $MAIL_MIME->setTXTBody($message_body, FALSE, TRUE);
 189 //$MAIL_MIME->setTXTBody(wordwrap($message_body), FALSE, TRUE);
 190
 191
 192 // add stored attachments, if any
 193 if (is_array($_SESSION['compose']['attachments']))
 194   foreach ($_SESSION['compose']['attachments'] as $attachment)
 195     $MAIL_MIME->addAttachment($attachment['path'], $attachment['mimetype'], $attachment['name'], TRUE);
 196
 197
 198 // add submitted attachments
 199 if (is_array($_FILES['_attachments']['tmp_name']))
 200   foreach ($_FILES['_attachments']['tmp_name'] as $i => $filepath)
 201     $MAIL_MIME->addAttachment($filepath, $files['type'][$i], $files['name'][$i], TRUE);
 202
 203
 204 // chose transfer encoding
 205 $charset_7bit = array('ASCII', 'ISO-2022-JP', 'ISO-8859-1', 'ISO-8859-2', 'ISO-8859-15');
 206 $transfer_encoding = in_array(strtoupper($message_charset), $charset_7bit) ? '7bit' : '8bit';
 207
 208 // encoding settings for mail composing
 209 $message_param = array('text_encoding' => $transfer_encoding,
 210                        'html_encoding' => 'quoted-printable',
 211                        'head_encoding' => 'quoted-printable',
 212                        'head_charset'  => $message_charset,
 213                        'html_charset'  => $message_charset,
 214                        'text_charset'  => $message_charset);
 215
 216 // compose message body and get headers
 217 $msg_body = &$MAIL_MIME->get($message_param);
 218
 219 $msg_subject = $headers['Subject'];
 220
 221 if ($MBSTRING && function_exists("mb_encode_mimeheader"))
 222   $headers['Subject'] = mb_encode_mimeheader($headers['Subject'], $message_charset);
 223
 224 // Begin SMTP Delivery Block
 225 if (!$savedraft) {
 226
 227   // send thru SMTP server using custom SMTP library
 228   if ($CONFIG['smtp_server'])
 229     {
 230     // generate list of recipients
 231     $a_recipients = array($mailto);
 232
 233     if (strlen($headers['Cc']))
 234       $a_recipients[] = $headers['Cc'];
 235     if (strlen($headers['Bcc']))
 236       $a_recipients[] = $headers['Bcc'];
 237
 238     // clean Bcc from header for recipients
 239     $send_headers = $headers;
 240     unset($send_headers['Bcc']);
 241
 242     // generate message headers
 243     $header_str = $MAIL_MIME->txtHeaders($send_headers);
 244
 245     // send message
 246     $sent = smtp_mail($from, $a_recipients, $header_str, $msg_body);
 247
 248     // log error
 249     if (!$sent)
 250       {
 251       raise_error(array('code' => 800,
 252                         'type' => 'smtp',
 253                         'line' => __LINE__,
 254                         'file' => __FILE__,
 255                         'message' => "SMTP error: $SMTP_ERROR"), TRUE, FALSE);
 256       }
 257     }
 258
 259   // send mail using PHP's mail() function
 260   else
 261     {
 262     // unset some headers because they will be added by the mail() function
 263     $headers_enc = $MAIL_MIME->headers($headers);
 264     $headers_php = $MAIL_MIME->_headers;
 265     unset($headers_php['To'], $headers_php['Subject']);
 266
 267     // reset stored headers and overwrite
 268     $MAIL_MIME->_headers = array();
 269     $header_str = $MAIL_MIME->txtHeaders($headers_php);
 270
 271     if (ini_get('safe_mode'))
 272       $sent = mail($headers_enc['To'], $headers_enc['Subject'], $msg_body, $header_str);
 273     else
 274       $sent = mail($headers_enc['To'], $headers_enc['Subject'], $msg_body, $header_str, "-f$from");
 275     }
 276
 277
 278   // return to compose page if sending failed
 279   if (!$sent)
 280     {
 281     show_message("sendingfailed", 'error');
 282     rcube_iframe_response();
 283     return;
 284     }
 285
 286
 287   // set repliead flag
 288   if ($_SESSION['compose']['reply_uid'])
 289     $IMAP->set_flag($_SESSION['compose']['reply_uid'], 'ANSWERED');
 290
 291   } // End of SMTP Delivery Block
 292
 293
 294
 295 // Determine which folder to save message
 296 if ($savedraft)
 297   $store_target = 'drafts_mbox';
 298 else
 299   $store_target = 'sent_mbox';
 300
 301 if ($CONFIG[$store_target])
 302   {
 303   // create string of complete message headers
 304   $header_str = $MAIL_MIME->txtHeaders($headers);
 305
 306   // check if mailbox exists
 307   if (!in_array_nocase($CONFIG[$store_target], $IMAP->list_mailboxes()))
 308     $store_folder = $IMAP->create_mailbox($CONFIG[$store_target], TRUE);
 309   else
 310     $store_folder = TRUE;
 311
 312   // add headers to message body
 313   $msg_body = $header_str."\r\n".$msg_body;
 314
 315   // append message to sent box
 316   if ($store_folder)
 317     $saved = $IMAP->save_message($CONFIG[$store_target], $msg_body);
 318
 319   // raise error if saving failed
 320   if (!$saved)
 321     {
 322     raise_error(array('code' => 800,
 323                       'type' => 'imap',
 324                       'file' => __FILE__,
 325                       'message' => "Could not save message in $CONFIG[$store_target]"), TRUE, FALSE);
 326
 327     show_message('errorsaving', 'error');
 328     rcube_iframe_response($errorout);
 329     }
 330
 331   if ($olddraftmessageid)
 332     {
 333     // delete previous saved draft
 334     $a_deleteid = $IMAP->search($CONFIG['drafts_mbox'],'HEADER Message-ID',$olddraftmessageid);
 335     $deleted = $IMAP->delete_message($IMAP->get_uid($a_deleteid[0],$CONFIG['drafts_mbox']),$CONFIG['drafts_mbox']);
 336
 337     // raise error if deletion of old draft failed
 338     if (!$deleted)
 339       raise_error(array('code' => 800,
 340                         'type' => 'imap',
 341                         'file' => __FILE__,
 342                         'message' => "Could not delete message from ".$CONFIG['drafts_mbox']), TRUE, FALSE);
 343     }
 344   }
 345
 346 if ($savedraft)
 347   {
 348   // clear the "saving message" busy status, and display success
 349   show_message('messagesaved', 'confirmation');
 350
 351   // update "_draft_saveid" on the page, which is used to delete a previous draft
 352   $frameout = "var foundid = parent.rcube_find_object('_draft_saveid', parent.document);\n";
 353   $frameout .= sprintf("foundid.value = '%s';\n", str_replace(array('<','>'), "", $message_id));
 354
 355   // update the "cmp_hash" to prevent "Unsaved changes" warning
 356   $frameout .= sprintf("parent.%s.cmp_hash = parent.%s.compose_field_hash();\n", $JS_OBJECT_NAME, $JS_OBJECT_NAME);
 357
 358   // start the auto-save timer again
 359   $frameout .= sprintf("parent.%s.auto_save_start();", $JS_OBJECT_NAME);
 360
 361   // send html page with JS calls as response
 362   rcube_iframe_response($frameout);
 363   }
 364 else
 365   {
 366   if ($CONFIG['smtp_log'])
 367     {
 368     $log_entry = sprintf("[%s] User: %d on %s; Message for %s; Subject: %s\n",
 369                  date("d-M-Y H:i:s O", mktime()),
 370                  $_SESSION['user_id'],
 371                  $_SERVER['REMOTE_ADDR'],
 372                  $mailto,
 373                  $msg_subject);
 374
 375     if ($fp = @fopen($CONFIG['log_dir'].'/sendmail', 'a'))
 376       {
 377       fwrite($fp, $log_entry);
 378       fclose($fp);
 379       }
 380     }
 381
 382   rcmail_compose_cleanup();
 383   rcube_iframe_response(sprintf("parent.$JS_OBJECT_NAME.sent_successfully('%s');",
 384                                 rep_specialchars_output(rcube_label('messagesent'), 'js')));
 385   }
 386
 387
 388 ?>