src/compose.php

   1 <?php
   2 /**
   3  * compose.php
   4  *
   5  * This code sends a mail.
   6  *
   7  * There are 4 modes of operation:
   8  *    - Start new mail
   9  *    - Add an attachment
  10  *    - Send mail
  11  *    - Save As Draft
  12  *
  13  * @copyright 1999-2017 The SquirrelMail Project Team
  14  * @license http://opensource.org/licenses/gpl-license.php GNU Public License
  15  * @version $Id$
  16  * @package squirrelmail
  17  */
  18
  19 /** This is the compose page */
  20 define('PAGE_NAME', 'compose');
  21
  22 /**
  23  * Include the SquirrelMail initialization file.
  24  */
  25 require('../include/init.php');
  26
  27 /* If email_address not set and admin wants us to ask user for it,
  28  * redirect to options page. */
  29 if ( $ask_user_info && getPref($data_dir, $username,'email_address') == "" ) {
  30     header("Location: " . get_location() . "/options.php?optpage=personal");
  31     exit;
  32 }
  33
  34 /* SquirrelMail required files. */
  35 require_once(SM_PATH . 'functions/imap_general.php');
  36 require_once(SM_PATH . 'functions/imap_messages.php');
  37 require_once(SM_PATH . 'functions/date.php');
  38 require_once(SM_PATH . 'functions/mime.php');
  39 require_once(SM_PATH . 'functions/compose.php');
  40 require_once(SM_PATH . 'class/deliver/Deliver.class.php');
  41 require_once(SM_PATH . 'functions/addressbook.php');
  42 require_once(SM_PATH . 'functions/forms.php');
  43 require_once(SM_PATH . 'functions/identity.php');
  44 global $imap_stream_options; // in case not defined in config
  45
  46 /* --------------------- Get globals ------------------------------------- */
  47
  48 /** SESSION VARS */
  49 sqgetGlobalVar('delimiter', $delimiter,     SQ_SESSION);
  50
  51 sqgetGlobalVar('delayed_errors',  $delayed_errors,  SQ_SESSION);
  52 sqgetGlobalVar('composesession',    $composesession,    SQ_SESSION);
  53 sqgetGlobalVar('compose_messages',  $compose_messages,  SQ_SESSION);
  54
  55 // compose_messages only useful in SESSION when a forward-as-attachment
  56 // has been preconstructed for us and passed in via that mechanism; once
  57 // we have it, we can clear it from the SESSION
  58 sqsession_unregister('compose_messages');
  59
  60 // Turn on delayed error handling in case we wind up redirecting below
  61 $oErrorHandler->setDelayedErrors(true);
  62
  63 /** SESSION/POST/GET VARS */
  64 sqgetGlobalVar('send_button_count', $send_button_count, SQ_POST, 1, SQ_TYPE_INT);
  65 for ($i = 1; $i <= $send_button_count; $i++)
  66    if (sqgetGlobalVar('send' . $i, $send, SQ_POST)) break;
  67 // Send can only be achieved by setting $_POST var. If Send = true then
  68 // retrieve other form fields from $_POST
  69 if (isset($send) && $send) {
  70     $SQ_GLOBAL = SQ_POST;
  71 } else {
  72     $SQ_GLOBAL = SQ_FORM;
  73 }
  74 sqgetGlobalVar('session',$session, $SQ_GLOBAL);
  75 sqgetGlobalVar('mailbox',$mailbox, $SQ_GLOBAL);
  76 sqgetGlobalVar('identity',$orig_identity, $SQ_GLOBAL);
  77 if(!sqgetGlobalVar('identity',$identity, $SQ_GLOBAL)) {
  78     $identity=0;
  79 }
  80 sqgetGlobalVar('send_to',$send_to, $SQ_GLOBAL);
  81 sqgetGlobalVar('send_to_cc',$send_to_cc, $SQ_GLOBAL);
  82 sqgetGlobalVar('send_to_bcc',$send_to_bcc, $SQ_GLOBAL);
  83 sqgetGlobalVar('subject',$subject, $SQ_GLOBAL);
  84 sqgetGlobalVar('body',$body, $SQ_GLOBAL);
  85 sqgetGlobalVar('mailprio',$mailprio, $SQ_GLOBAL);
  86 sqgetGlobalVar('request_mdn',$request_mdn, $SQ_GLOBAL);
  87 sqgetGlobalVar('request_dr',$request_dr, $SQ_GLOBAL);
  88 sqgetGlobalVar('html_addr_search',$html_addr_search, $SQ_GLOBAL);
  89 sqgetGlobalVar('mail_sent',$mail_sent, $SQ_GLOBAL);
  90 sqgetGlobalVar('passed_id',$passed_id, $SQ_GLOBAL, NULL, SQ_TYPE_BIGINT);
  91 sqgetGlobalVar('passed_ent_id',$passed_ent_id, $SQ_GLOBAL);
  92 sqgetGlobalVar('fwduid',$fwduid, $SQ_GLOBAL, '');
  93
  94 sqgetGlobalVar('attach',$attach, SQ_POST);
  95 sqgetGlobalVar('draft',$draft, SQ_POST);
  96 sqgetGlobalVar('draft_id',$draft_id, $SQ_GLOBAL);
  97 sqgetGlobalVar('ent_num',$ent_num, $SQ_GLOBAL);
  98 sqgetGlobalVar('saved_draft',$saved_draft, SQ_FORM);
  99
 100 if ( sqgetGlobalVar('delete_draft',$delete_draft) ) {
 101     $delete_draft = (int)$delete_draft;
 102 }
 103
 104 if ( sqgetGlobalVar('startMessage',$startMessage) ) {
 105     $startMessage = (int)$startMessage;
 106 } else {
 107     $startMessage = 1;
 108 }
 109
 110
 111 /** POST VARS */
 112 sqgetGlobalVar('sigappend',             $sigappend,                 SQ_POST);
 113 sqgetGlobalVar('from_htmladdr_search',  $from_htmladdr_search,      SQ_POST);
 114 sqgetGlobalVar('addr_search_done',      $html_addr_search_done,     SQ_POST);
 115 sqgetGlobalVar('addr_search_cancel',    $html_addr_search_cancel,   SQ_POST);
 116 sqgetGlobalVar('send_to_search',        $send_to_search,            SQ_POST);
 117 sqgetGlobalVar('do_delete',             $do_delete,                 SQ_POST);
 118 sqgetGlobalVar('delete',                $delete,                    SQ_POST);
 119 sqgetGlobalVar('attachments',           $attachments,               SQ_POST);
 120 if ( sqgetGlobalVar('return', $temp, SQ_POST) ) {
 121     $html_addr_search_done = 'Use Addresses';
 122 }
 123
 124 /** GET VARS */
 125 if ( sqgetGlobalVar('account', $temp,  SQ_GET) ) {
 126     $iAccount = (int) $temp;
 127 } else {
 128     $iAccount = 0;
 129 }
 130
 131
 132 /** get smaction */
 133 if ( !sqgetGlobalVar('smaction',$action) )
 134 {
 135     if ( sqgetGlobalVar('smaction_reply',$tmp) )      $action = 'reply';
 136     if ( sqgetGlobalVar('smaction_reply_all',$tmp) )  $action = 'reply_all';
 137     if ( sqgetGlobalVar('smaction_forward',$tmp) )    $action = 'forward';
 138     if ( sqgetGlobalVar('smaction_attache',$tmp) )    $action = 'forward_as_attachment';
 139     if ( sqgetGlobalVar('smaction_draft',$tmp) )      $action = 'draft';
 140     if ( sqgetGlobalVar('smaction_edit_new',$tmp) )   $action = 'edit_as_new';
 141 }
 142
 143 sqgetGlobalVar('smtoken', $submitted_token, $SQ_GLOBAL, '');
 144
 145 /**
 146  * Here we decode the data passed in from mailto.php.
 147  */
 148 if ( sqgetGlobalVar('mailtodata', $mailtodata, SQ_GET) ) {
 149     $trtable = array('to'       => 'send_to',
 150                  'cc'           => 'send_to_cc',
 151                  'bcc'          => 'send_to_bcc',
 152                  'body'         => 'body',
 153                  'subject'      => 'subject');
 154     $mtdata = unserialize($mailtodata);
 155
 156     foreach ($trtable as $f => $t) {
 157         if ( !empty($mtdata[$f]) ) {
 158             $$t = $mtdata[$f];
 159         }
 160     }
 161     unset($mailtodata,$mtdata, $trtable);
 162 }
 163
 164 /* Location (For HTTP 1.1 header("Location: ...") redirects) */
 165 $location = get_location();
 166 /* Identities (fetch only once) */
 167 $idents = get_identities();
 168
 169 /* --------------------- Specific Functions ------------------------------ */
 170
 171 function replyAllString($header) {
 172     global $include_self_reply_all, $idents;
 173     $excl_ar = array();
 174     /**
 175      * 1) Remove the addresses we'll be sending the message 'to'
 176      */
 177     if (isset($header->reply_to)) {
 178         $excl_ar = $header->getAddr_a('reply_to');
 179     }
 180     /**
 181      * 2) Remove our identities from the CC list (they still can be in the
 182      * TO list) only if $include_self_reply_all is turned off
 183      */
 184     if (!$include_self_reply_all) {
 185         foreach($idents as $id) {
 186             $excl_ar[strtolower(trim($id['email_address']))] = '';
 187         }
 188     }
 189
 190     /**
 191      * 3) get the addresses.
 192      */
 193     $url_replytoall_ar = $header->getAddr_a(array('to','cc'), $excl_ar);
 194
 195     /**
 196      * 4) generate the string.
 197      */
 198     $url_replytoallcc = '';
 199     foreach( $url_replytoall_ar as $email => $personal) {
 200         if ($personal) {
 201             // always quote personal name (can't just quote it if
 202             // it contains a comma separator, since it might still
 203             // be encoded)
 204             $url_replytoallcc .= ", \"$personal\" <$email>";
 205         } else {
 206             $url_replytoallcc .= ', '. $email;
 207         }
 208     }
 209     $url_replytoallcc = substr($url_replytoallcc,2);
 210
 211     return $url_replytoallcc;
 212 }
 213
 214 /**
 215  * creates top line in reply citations
 216  *
 217  * Line style depends on user preferences.
 218  * $orig_date argument is available only from 1.4.3 and 1.5.1 version.
 219  * @param object $orig_from From: header object.
 220  * @param integer $orig_date email's timestamp
 221  * @return string reply citation
 222  */
 223 function getReplyCitation($orig_from, $orig_date) {
 224     global $reply_citation_style, $reply_citation_start, $reply_citation_end;
 225
 226     if (!is_object($orig_from)) {
 227         $sOrig_from = '';
 228     } else {
 229         $sOrig_from = decodeHeader($orig_from->getAddress(false),false,false,true);
 230     }
 231
 232     /* First, return an empty string when no citation style selected. */
 233     if (($reply_citation_style == '') || ($reply_citation_style == 'none')) {
 234         return '';
 235     }
 236
 237     /* Make sure our final value isn't an empty string. */
 238     if ($sOrig_from == '') {
 239         return '';
 240     }
 241
 242     /* Otherwise, try to select the desired citation style. */
 243     switch ($reply_citation_style) {
 244     case 'author_said':
 245         // i18n: %s is for author's name
 246         $full_reply_citation = sprintf(_("%s wrote:"),$sOrig_from);
 247         break;
 248     case 'quote_who':
 249         $start = '<quote who="';
 250         $end   = '">';
 251         $full_reply_citation = $start . $sOrig_from . $end;
 252         break;
 253     case 'date_time_author':
 254         // i18n:
 255         // The first %s is for date string, the second %s is for author's name.
 256         // The date uses formating from "D, F j, Y g:i a" and "D, F j, Y H:i"
 257         // translations.
 258         // Example string:
 259         // "On Sat, December 24, 2004 23:59, Santa wrote:"
 260         // If you have to put author's name in front of date string, check comments about
 261         // argument swapping at http://php.net/sprintf
 262         $full_reply_citation = sprintf(_("On %s, %s wrote:"), getLongDateString($orig_date), $sOrig_from);
 263         break;
 264     case 'user-defined':
 265         $start = $reply_citation_start .
 266             ($reply_citation_start == '' ? '' : ' ');
 267         $end   = $reply_citation_end;
 268         $full_reply_citation = $start . $sOrig_from . $end;
 269         break;
 270     default:
 271         return '';
 272     }
 273
 274     /* Add line feed and return the citation string. */
 275     return ($full_reply_citation . "\n");
 276 }
 277
 278 /**
 279  * Creates header fields in forwarded email body
 280  *
 281  * $default_charset global must be set correctly before you call this function.
 282  * @param object $orig_header
 283  * @return $string
 284  */
 285 function getforwardHeader($orig_header) {
 286     global $editor_size, $default_charset;
 287
 288     // using own strlen function in order to detect correct string length
 289     $display = array( _("Subject") => sq_strlen(_("Subject"),$default_charset),
 290             _("From")    => sq_strlen(_("From"),$default_charset),
 291             _("Date")    => sq_strlen(_("Date"),$default_charset),
 292             _("To")      => sq_strlen(_("To"),$default_charset),
 293             _("Cc")      => sq_strlen(_("Cc"),$default_charset) );
 294     $maxsize = max($display);
 295     $indent = str_pad('',$maxsize+2);
 296     foreach($display as $key => $val) {
 297         $display[$key] = $key .': '. str_pad('', $maxsize - $val);
 298     }
 299     $from = decodeHeader($orig_header->getAddr_s('from',"\n$indent"),false,false,true);
 300     $from = str_replace('&nbsp;',' ',$from);
 301     $to = decodeHeader($orig_header->getAddr_s('to',"\n$indent"),false,false,true);
 302     $to = str_replace('&nbsp;',' ',$to);
 303     $subject = decodeHeader($orig_header->subject,false,false,true);
 304     $subject = str_replace('&nbsp;',' ',$subject);
 305
 306     // using own str_pad function in order to create correct string pad
 307     $bodyTop =  sq_str_pad(' '._("Original Message").' ',$editor_size -2,'-',STR_PAD_BOTH,$default_charset) .
 308         "\n". $display[_("Subject")] . $subject . "\n" .
 309         $display[_("From")] . $from . "\n" .
 310         $display[_("Date")] . getLongDateString( $orig_header->date, $orig_header->date_unparsed ). "\n" .
 311         $display[_("To")] . $to . "\n";
 312     if ($orig_header->cc != array() && $orig_header->cc !='') {
 313         $cc = decodeHeader($orig_header->getAddr_s('cc',"\n$indent"),false,false,true);
 314         $cc = str_replace('&nbsp;',' ',$cc);
 315         $bodyTop .= $display[_("Cc")] .$cc . "\n";
 316     }
 317     $bodyTop .= str_pad('', $editor_size -2 , '-') .
 318         "\n\n";
 319     return $bodyTop;
 320 }
 321 /* ----------------------------------------------------------------------- */
 322
 323 /*
 324  * If the session is expired during a post this restores the compose session
 325  * vars.
 326  */
 327 $session_expired = false;
 328 if (sqsession_is_registered('session_expired_post')) {
 329     sqgetGlobalVar('session_expired_post', $session_expired_post, SQ_SESSION);
 330     /*
 331      * extra check for username so we don't display previous post data from
 332      * another user during this session.
 333      */
 334     if (!empty($session_expired_post['username'])
 335      && $session_expired_post['username'] == $username) {
 336         // these are the vars that we can set from the expired composed session
 337         $compo_var_list = array ('send_to', 'send_to_cc', 'body',
 338             'startMessage', 'passed_body', 'use_signature', 'signature',
 339             'subject', 'newmail', 'send_to_bcc', 'passed_id', 'mailbox',
 340             'from_htmladdr_search', 'identity', 'draft_id', 'delete_draft',
 341             'mailprio', 'edit_as_new', 'attachments', 'composesession',
 342             'request_mdn', 'request_dr', 'fwduid');
 343
 344         foreach ($compo_var_list as $var) {
 345             if ( isset($session_expired_post[$var]) && !isset($$var) ) {
 346                 $$var = $session_expired_post[$var];
 347             }
 348         }
 349
 350         if (!empty($attachments))
 351             $attachments = unserialize(urldecode($attachments));
 352
 353         sqsession_register($composesession,'composesession');
 354
 355         if (isset($send)) {
 356             unset($send);
 357         }
 358         $session_expired = true;
 359     }
 360     unset($session_expired_post);
 361     sqsession_unregister('session_expired_post');
 362     session_write_close();
 363     if (!isset($mailbox)) {
 364         $mailbox = '';
 365     }
 366     if ($compose_new_win == '1') {
 367         compose_Header($color, $mailbox);
 368     } else {
 369         $sHeaderJs = (isset($sHeaderJs)) ? $sHeaderJs : '';
 370         if (strpos($action, 'reply') !== false && $reply_focus) {
 371             $sOnload = 'checkForm(\''.$replyfocus.'\');';
 372         } else {
 373             $sOnload = 'checkForm();';
 374         }
 375         displayPageHeader($color, $mailbox,$sHeaderJs,$sOnload);
 376     }
 377     showInputForm($session, false);
 378     exit();
 379 }
 380
 381 if (!isset($composesession)) {
 382     $composesession = 0;
 383     sqsession_register(0,'composesession');
 384 } else {
 385     $composesession = (int)$composesession;
 386 }
 387
 388 if (!isset($session) || (isset($newmessage) && $newmessage)) {
 389     sqsession_unregister('composesession');
 390     $session = "$composesession" +1;
 391     $composesession = $session;
 392     sqsession_register($composesession,'composesession');
 393 }
 394 if (!empty($compose_messages[$session])) {
 395     $composeMessage = $compose_messages[$session];
 396 } else {
 397     $composeMessage = new Message();
 398     $rfc822_header = new Rfc822Header();
 399     $composeMessage->rfc822_header = $rfc822_header;
 400     $composeMessage->reply_rfc822_header = '';
 401 }
 402
 403 // re-add attachments that were already in this message
 404 // FIXME: note that technically this is very bad form -
 405 // should never directly manipulate an object like this
 406 if (!empty($attachments)) {
 407     $attachments = unserialize(urldecode($attachments));
 408     if (!empty($attachments) && is_array($attachments))
 409         $composeMessage->entities = $attachments;
 410 }
 411
 412 if (empty($mailbox)) {
 413     $mailbox = 'INBOX';
 414 }
 415
 416 if ($draft) {
 417
 418     // validate security token
 419     //
 420     sm_validate_security_token($submitted_token, -1, TRUE);
 421
 422     /*
 423      * Set $default_charset to correspond with the user's selection
 424      * of language interface.
 425      */
 426     set_my_charset();
 427     if (! deliverMessage($composeMessage, true)) {
 428         showInputForm($session);
 429         exit();
 430     } else {
 431         $draft_message = _("Draft Email Saved");
 432         /* If this is a resumed draft, then delete the original */
 433         if(isset($delete_draft)) {
 434             $imap_stream = sqimap_login($username, false, $imapServerAddress, $imapPort, false, $imap_stream_options);
 435             sqimap_mailbox_select($imap_stream, $draft_folder);
 436             // force bypass_trash=true because message should be saved when deliverMessage() returns true.
 437             // in current implementation of sqimap_msgs_list_flag() single message id can
 438             // be submitted as string. docs state that it should be array.
 439             sqimap_msgs_list_delete($imap_stream, $draft_folder, $delete_draft, true);
 440             if ($auto_expunge) {
 441                 sqimap_mailbox_expunge($imap_stream, $draft_folder, true);
 442             }
 443             sqimap_logout($imap_stream);
 444         }
 445
 446         $oErrorHandler->saveDelayedErrors();
 447         session_write_close();
 448
 449         if ($compose_new_win == '1') {
 450             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 451                 header("Location: $location/compose.php?saved_draft=yes&session=$composesession");
 452             } else {
 453 //FIXME: DON'T ECHO HTML FROM CORE!
 454                 echo '   <br><br><div style="text-align: center;"><a href="' . $location
 455                     . '/compose.php?saved_sent=yes&amp;session=' . $composesession . '">'
 456                     . _("Return") . '</a></div>';
 457             }
 458             exit();
 459         } else {
 460             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 461                 header("Location: $location/right_main.php?mailbox=" . urlencode($draft_folder) .
 462                    "&startMessage=1&note=".urlencode($draft_message));
 463             } else {
 464 //FIXME: DON'T ECHO HTML FROM CORE!
 465                 echo '   <br><br><div style="text-align: center;"><a href="' . $location
 466                     . '/right_main.php?mailbox=' . urlencode($draft_folder)
 467                     . '&amp;startMessage=1&amp;note=' . urlencode($draft_message) .'">'
 468                     . _("Return") . '</a></div>';
 469             }
 470             exit();
 471         }
 472     }
 473 }
 474
 475 if ($send) {
 476
 477     // validate security token
 478     //
 479     sm_validate_security_token($submitted_token, -1, TRUE);
 480
 481     if (isset($_FILES['attachfile']) &&
 482             $_FILES['attachfile']['tmp_name'] &&
 483             $_FILES['attachfile']['tmp_name'] != 'none') {
 484         $AttachFailure = saveAttachedFiles($session);
 485     }
 486
 487     if (checkInput(false) && !isset($AttachFailure)) {
 488         if ($mailbox == "All Folders") {
 489             /* We entered compose via the search results page */
 490             $mailbox = 'INBOX'; /* Send 'em to INBOX, that's safe enough */
 491         }
 492         $urlMailbox = urlencode($mailbox);
 493         if (! isset($passed_id)) {
 494             $passed_id = 0;
 495         }
 496         /**
 497          * Set $default_charset to correspond with the user's selection
 498          * of language interface.
 499          */
 500         set_my_charset();
 501         /**
 502          * This is to change all newlines to \n
 503          * We'll change them to \r\n later (in the sendMessage function)
 504          */
 505         $body = str_replace("\r\n", "\n", $body);
 506         $body = str_replace("\r", "\n", $body);
 507
 508         /**
 509          * Rewrap $body so that no line is bigger than $editor_size
 510          */
 511         $body = explode("\n", $body);
 512         $newBody = '';
 513         foreach ($body as $line) {
 514             if( $line <> '-- ' ) {
 515                 $line = rtrim($line);
 516             }
 517             if (sq_strlen($line, $default_charset) <= $editor_size + 1) {
 518                 $newBody .= $line . "\n";
 519             } else {
 520                 sqWordWrap($line, $editor_size, $default_charset);
 521                 $newBody .= $line . "\n";
 522
 523             }
 524
 525         }
 526         $body = $newBody;
 527
 528         $Result = deliverMessage($composeMessage);
 529
 530         if ($Result)
 531             $mail_sent = 'yes';
 532         else
 533             $mail_sent = 'no';
 534
 535         // NOTE: this hook changed in 1.5.2 from sending $Result and
 536         //       $composeMessage as args #2 and #3 to being in an array
 537         //       under arg #2
 538         $temp = array(&$Result, &$composeMessage, &$mail_sent);
 539         do_hook('compose_send_after', $temp);
 540         if (! $Result) {
 541             showInputForm($session);
 542             exit();
 543         }
 544
 545         /* if it is resumed draft, delete draft message */
 546         if ( isset($delete_draft)) {
 547             $imap_stream = sqimap_login($username, false, $imapServerAddress, $imapPort, false, $imap_stream_options);
 548             sqimap_mailbox_select($imap_stream, $draft_folder);
 549             // bypass_trash=true because message should be saved when deliverMessage() returns true.
 550             // in current implementation of sqimap_msgs_list_flag() single message id can
 551             // be submitted as string. docs state that it should be array.
 552             sqimap_msgs_list_delete($imap_stream, $draft_folder, $delete_draft, true);
 553             if ($auto_expunge) {
 554                 sqimap_mailbox_expunge($imap_stream, $draft_folder, true);
 555             }
 556             sqimap_logout($imap_stream);
 557         }
 558         /*
 559          * Store the error array in the session because they will be lost on a redirect
 560          */
 561         $oErrorHandler->saveDelayedErrors();
 562         session_write_close();
 563
 564         if ($compose_new_win == '1') {
 565             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 566                 header("Location: $location/compose.php?mail_sent=$mail_sent");
 567             } else {
 568 //FIXME: DON'T ECHO HTML FROM CORE!
 569                 echo '   <br><br><div style="text-align: center;"><a href="' . $location
 570                     . '/compose.php?mail_sent=$mail_sent">'
 571                     . _("Return") . '</a></div>';
 572             }
 573             exit();
 574         } else {
 575             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 576                 header("Location: $location/right_main.php?mailbox=$urlMailbox".
 577                     "&startMessage=$startMessage&mail_sent=$mail_sent");
 578             } else {
 579 //FIXME: DON'T ECHO HTML FROM CORE!
 580                 echo '   <br><br><div style="text-align: center;"><a href="' . $location
 581                     . "/right_main.php?mailbox=$urlMailbox"
 582                     . "&amp;startMessage=$startMessage&amp;mail_sent=$mail_sent\">"
 583                     . _("Return") . '</a></div>';
 584             }
 585             exit();
 586         }
 587     } else {
 588         if ($compose_new_win == '1') {
 589             compose_Header($color, $mailbox);
 590         }
 591         else {
 592             displayPageHeader($color, $mailbox);
 593         }
 594         if (isset($AttachFailure)) {
 595             plain_error_message(_("Could not move/copy file. File not attached"),
 596                     $color);
 597         }
 598         checkInput(true);
 599         showInputForm($session);
 600         /* sqimap_logout($imapConnection); */
 601     }
 602 } elseif (isset($html_addr_search_done)) {
 603
 604     // validate security token
 605     //
 606     sm_validate_security_token($submitted_token, -1, TRUE);
 607
 608     if ($compose_new_win == '1') {
 609         compose_Header($color, $mailbox);
 610     }
 611     else {
 612         displayPageHeader($color, $mailbox);
 613     }
 614
 615     if (isset($send_to_search) && is_array($send_to_search)) {
 616         foreach ($send_to_search as $k => $v) {
 617             if (substr($k, 0, 1) == 'T') {
 618                 if ($send_to) {
 619                     $send_to .= ', ';
 620                 }
 621                 $send_to .= $v;
 622             }
 623             elseif (substr($k, 0, 1) == 'C') {
 624                 if ($send_to_cc) {
 625                     $send_to_cc .= ', ';
 626                 }
 627                 $send_to_cc .= $v;
 628             }
 629             elseif (substr($k, 0, 1) == 'B') {
 630                 if ($send_to_bcc) {
 631                     $send_to_bcc .= ', ';
 632                 }
 633                 $send_to_bcc .= $v;
 634             }
 635         }
 636     }
 637     showInputForm($session);
 638 } elseif (isset($html_addr_search) && !isset($html_addr_search_cancel)) {
 639     if (isset($_FILES['attachfile']) &&
 640             $_FILES['attachfile']['tmp_name'] &&
 641             $_FILES['attachfile']['tmp_name'] != 'none') {
 642         if(saveAttachedFiles($session)) {
 643             plain_error_message(_("Could not move/copy file. File not attached"));
 644         }
 645     }
 646     /*
 647      * I am using an include so as to elminiate an extra unnecessary
 648      * click.  If you can think of a better way, please implement it.
 649      */
 650     include_once('./addrbook_search_html.php');
 651 } elseif (isset($attach)) {
 652
 653     // validate security token
 654     //
 655     sm_validate_security_token($submitted_token, -1, TRUE);
 656
 657     if ($compose_new_win == '1') {
 658         compose_Header($color, $mailbox);
 659     } else {
 660         displayPageHeader($color, $mailbox);
 661     }
 662     if (saveAttachedFiles($session)) {
 663         plain_error_message(_("Could not move/copy file. File not attached"));
 664     }
 665     showInputForm($session);
 666 }
 667 elseif (isset($sigappend)) {
 668
 669     // validate security token
 670     //
 671     sm_validate_security_token($submitted_token, -1, TRUE);
 672
 673     $signature = $idents[$identity]['signature'];
 674
 675     $body .= "\n\n".($prefix_sig==true? "-- \n":'').$signature;
 676     if ($compose_new_win == '1') {
 677         compose_Header($color, $mailbox);
 678     } else {
 679         displayPageHeader($color, $mailbox);
 680     }
 681     showInputForm($session);
 682 } elseif (isset($do_delete)) {
 683
 684     // validate security token
 685     //
 686     sm_validate_security_token($submitted_token, -1, TRUE);
 687
 688     if ($compose_new_win == '1') {
 689         compose_Header($color, $mailbox);
 690     } else {
 691         displayPageHeader($color, $mailbox);
 692     }
 693
 694     if (isset($delete) && is_array($delete)) {
 695         foreach($delete as $index) {
 696             if (!empty($composeMessage->entities) && isset($composeMessage->entities[$index])) {
 697                 $composeMessage->entities[$index]->purgeAttachments();
 698                 // FIXME: one person reported that unset() didn't do anything at all here, so this is a work-around... but it triggers PHP notices if the unset() doesn't work, which should be fixed... but bigger question is if unset() doesn't work here, what about everywhere else? Anyway, uncomment this if you think you need it
 699                 //$composeMessage->entities[$index] = NULL;
 700                 unset ($composeMessage->entities[$index]);
 701             }
 702         }
 703         $new_entities = array();
 704         foreach ($composeMessage->entities as $entity) {
 705             $new_entities[] = $entity;
 706         }
 707         $composeMessage->entities = $new_entities;
 708     }
 709     showInputForm($session);
 710 } else {
 711     /*
 712      * This handles the default case as well as the error case
 713      * (they had the same code) --> if (isset($smtpErrors))
 714      */
 715
 716     if ($compose_new_win == '1') {
 717         compose_Header($color, $mailbox);
 718     } else {
 719         displayPageHeader($color, $mailbox);
 720     }
 721
 722     $newmail = true;
 723
 724     if (!isset($passed_ent_id)) {
 725         $passed_ent_id = '';
 726     }
 727     if (!isset($passed_id)) {
 728         $passed_id = '';
 729     }
 730     if (!isset($mailbox)) {
 731         $mailbox = '';
 732     }
 733     if (!isset($action)) {
 734         $action = '';
 735     }
 736
 737     $values = newMail($mailbox,$passed_id,$passed_ent_id, $action, $session);
 738
 739     // forward as attachment - subject is in the message in session
 740     //
 741     if ($action == 'forward_as_attachment' && empty($values['subject']))
 742         $subject = $composeMessage->rfc822_header->subject;
 743
 744     /* in case the origin is not read_body.php */
 745     if (isset($send_to)) {
 746         $values['send_to'] = $send_to;
 747     }
 748     if (isset($send_to_cc)) {
 749         $values['send_to_cc'] = $send_to_cc;
 750     }
 751     if (isset($send_to_bcc)) {
 752         $values['send_to_bcc'] = $send_to_bcc;
 753     }
 754     if (isset($subject)) {
 755         $values['subject'] = $subject;
 756     }
 757     if (isset($mailprio)) {
 758         $values['mailprio'] = $mailprio;
 759     }
 760     if (isset($orig_identity)) {
 761         $values['identity'] = $orig_identity;
 762     }
 763     showInputForm($session, $values);
 764 }
 765
 766 exit();
 767
 768 /**************** Only function definitions go below *************/
 769
 770 function getforwardSubject($subject)
 771 {
 772     if ((substr(strtolower($subject), 0, 4) != 'fwd:') &&
 773             (substr(strtolower($subject), 0, 5) != '[fwd:') &&
 774             (substr(strtolower($subject), 0, 6) != '[ fwd:')) {
 775         $subject = '[Fwd: ' . $subject . ']';
 776     }
 777     return $subject;
 778 }
 779
 780 /* This function is used when not sending or adding attachments */
 781 function newMail ($mailbox='', $passed_id='', $passed_ent_id='', $action='', $session='') {
 782     global $editor_size, $default_use_priority, $body, $idents,
 783         $use_signature, $data_dir, $username,
 784         $key, $imapServerAddress, $imapPort, $imap_stream_options,
 785         $composeMessage, $body_quote, $request_mdn, $request_dr,
 786         $mdn_user_support, $languages, $squirrelmail_language,
 787         $default_charset, $do_not_reply_to_self;
 788
 789     /*
 790      * Set $default_charset to correspond with the user's selection
 791      * of language interface. $default_charset global is not correct,
 792      * if message is composed in new window.
 793      */
 794     set_my_charset();
 795
 796     $send_to = $send_to_cc = $send_to_bcc = $subject = $identity = '';
 797     $mailprio = 3;
 798
 799     if ($passed_id) {
 800         $imapConnection = sqimap_login($username, false, $imapServerAddress,
 801                 $imapPort, 0, $imap_stream_options);
 802
 803         sqimap_mailbox_select($imapConnection, $mailbox);
 804         $message = sqimap_get_message($imapConnection, $passed_id, $mailbox);
 805
 806         $body = '';
 807         if ($passed_ent_id) {
 808             /* redefine the messsage in case of message/rfc822 */
 809             $message = $message->getEntity($passed_ent_id);
 810             /* message is an entity which contains the envelope and type0=message
 811              * and type1=rfc822. The actual entities are childs from
 812              * $message->entities[0]. That's where the encoding and is located
 813              */
 814
 815             $entities = $message->entities[0]->findDisplayEntity
 816                 (array(), $alt_order = array('text/plain'));
 817             if (!count($entities)) {
 818                 $entities = $message->entities[0]->findDisplayEntity
 819                     (array(), $alt_order = array('text/plain','text/html'));
 820             }
 821             $orig_header = $message->rfc822_header; /* here is the envelope located */
 822             /* redefine the message for picking up the attachments */
 823             $message = $message->entities[0];
 824
 825         } else {
 826             $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain'));
 827             if (!count($entities)) {
 828                 $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain','text/html'));
 829             }
 830             $orig_header = $message->rfc822_header;
 831         }
 832
 833         $type0 = $message->type0;
 834         $type1 = $message->type1;
 835         foreach ($entities as $ent) {
 836             $msg = $message->getEntity($ent);
 837             $type0 = $msg->type0;
 838             $type1 = $msg->type1;
 839             $unencoded_bodypart = mime_fetch_body($imapConnection, $passed_id, $ent);
 840             $body_part_entity = $message->getEntity($ent);
 841             $bodypart = decodeBody($unencoded_bodypart,
 842                     $body_part_entity->header->encoding);
 843             if ($type1 == 'html') {
 844                 $bodypart = str_replace("\n", ' ', $bodypart);
 845                 $bodypart = preg_replace(array('/<\/?p>/i','/<div><\/div>/i','/<br\s*(\/)*>/i','/<\/?div>/i'), "\n", $bodypart);
 846                 $bodypart = str_replace(array('&nbsp;','&gt;','&lt;'),array(' ','>','<'),$bodypart);
 847                 $bodypart = strip_tags($bodypart);
 848             }
 849             if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
 850                     function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode')) {
 851                 if (mb_detect_encoding($bodypart) != 'ASCII') {
 852                     $bodypart = call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode', $bodypart);
 853                 }
 854             }
 855
 856             // charset encoding in compose form stuff
 857             if (isset($body_part_entity->header->parameters['charset'])) {
 858                 $actual = $body_part_entity->header->parameters['charset'];
 859             } else {
 860                 $actual = 'us-ascii';
 861             }
 862
 863             if ( $actual && is_conversion_safe($actual) && $actual != $default_charset){
 864                 $bodypart = charset_convert($actual,$bodypart,$default_charset,false);
 865             }
 866             // end of charset encoding in compose
 867
 868             $body .= $bodypart;
 869         }
 870         if ($default_use_priority) {
 871             $mailprio = substr($orig_header->priority,0,1);
 872             if (!$mailprio) {
 873                 $mailprio = 3;
 874             }
 875         } else {
 876             $mailprio = '';
 877         }
 878
 879         $from_o = $orig_header->from;
 880         if (is_array($from_o)) {
 881             if (isset($from_o[0])) {
 882                 $from_o = $from_o[0];
 883             }
 884         }
 885         if (is_object($from_o)) {
 886             $orig_from = $from_o->getAddress();
 887         } else {
 888             $orig_from = '';
 889         }
 890
 891         $identities = array();
 892         if (count($idents) > 1) {
 893             foreach($idents as $nr=>$data) {
 894                 $enc_from_name = '"'.$data['full_name'].'" <'. $data['email_address'].'>';
 895                 $identities[] = $enc_from_name;
 896             }
 897
 898             $identity_match = $orig_header->findAddress($identities);
 899             if ($identity_match !== FALSE) {
 900                 $identity = $identity_match;
 901             }
 902         }
 903
 904         switch ($action) {
 905             case ('draft'):
 906                 $use_signature = FALSE;
 907                 $composeMessage->rfc822_header = $orig_header;
 908                 $send_to = decodeHeader($orig_header->getAddr_s('to'),false,false,true);
 909                 $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,false,true);
 910                 $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,false,true);
 911                 $send_from = $orig_header->getAddr_s('from');
 912                 $send_from_parts = new AddressStructure();
 913                 $send_from_parts = $orig_header->parseAddress($send_from);
 914                 $send_from_add = $send_from_parts->mailbox . '@' . $send_from_parts->host;
 915                 $identity = find_identity(array($send_from_add));
 916                 $subject = decodeHeader($orig_header->subject,false,false,true);
 917
 918                 // Remember the receipt settings
 919                 $request_mdn = $mdn_user_support && !empty($orig_header->dnt) ? '1' : '0';
 920                 $request_dr = $mdn_user_support && !empty($orig_header->drnt) ? '1' : '0';
 921
 922                 /* remember the references and in-reply-to headers in case of an reply */
 923 //FIXME: it would be better to fiddle with headers inside of the message object or possibly when delivering the message to its destination (drafts folder?); is this possible?
 924                 $composeMessage->rfc822_header->more_headers['References'] = $orig_header->references;
 925                 $composeMessage->rfc822_header->more_headers['In-Reply-To'] = $orig_header->in_reply_to;
 926                 // rewrap the body to clean up quotations and line lengths
 927                 sqBodyWrap($body, $editor_size);
 928                 $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 929                 break;
 930             case ('edit_as_new'):
 931                 $send_to = decodeHeader($orig_header->getAddr_s('to'),false,false,true);
 932                 $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,false,true);
 933                 $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,false,true);
 934                 $subject = decodeHeader($orig_header->subject,false,false,true);
 935                 $mailprio = $orig_header->priority;
 936                 $orig_from = '';
 937                 $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 938                 // rewrap the body to clean up quotations and line lengths
 939                 sqBodyWrap($body, $editor_size);
 940                 break;
 941             case ('forward'):
 942                 $send_to = '';
 943                 $subject = getforwardSubject(decodeHeader($orig_header->subject,false,false,true));
 944                 $body = getforwardHeader($orig_header) . $body;
 945                 // the logic for calling sqUnWordWrap here would be to allow the browser to wrap the lines
 946                 // forwarded message text should be as undisturbed as possible, so commenting out this call
 947                 // sqUnWordWrap($body);
 948                 $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 949
 950                 //add a blank line after the forward headers
 951                 $body = "\n" . $body;
 952                 break;
 953             case ('forward_as_attachment'):
 954                 $subject = getforwardSubject(decodeHeader($orig_header->subject,false,false,true));
 955                 $composeMessage = getMessage_RFC822_Attachment($message, $composeMessage, $passed_id, $passed_ent_id, $imapConnection);
 956                 $subject = decodeHeader($orig_header->subject,false,false,true);
 957                 $subject = str_replace('"', "'", $subject);
 958                 $subject = trim($subject);
 959                 if (substr(strtolower($subject), 0, 4) != 'fwd:') {
 960                     $subject = 'Fwd: ' . $subject;
 961                 }
 962                 $body = '';
 963                 break;
 964             case ('reply_all'):
 965                 if(isset($orig_header->mail_followup_to) && $orig_header->mail_followup_to) {
 966                     $send_to = $orig_header->getAddr_s('mail_followup_to');
 967                 } else {
 968                     $send_to_cc = replyAllString($orig_header);
 969                     $send_to_cc = decodeHeader($send_to_cc,false,false,true);
 970                     $send_to_cc = str_replace('""', '"', $send_to_cc);
 971                 }
 972             case ('reply'):
 973                 // skip this if send_to was already set right above here
 974                 if(!$send_to) {
 975                     $send_to = $orig_header->reply_to;
 976                     if (is_array($send_to) && count($send_to)) {
 977                         $send_to = $orig_header->getAddr_s('reply_to', ',', FALSE, TRUE);
 978                     } else if (is_object($send_to)) { /* unneccesarry, just for failsafe purpose */
 979                         $send_to = $orig_header->getAddr_s('reply_to', ',', FALSE, TRUE);
 980                     } else {
 981                         $send_to = $orig_header->getAddr_s('from', ',', FALSE, TRUE);
 982                     }
 983                 }
 984                 $send_to = decodeHeader($send_to,false,false,true);
 985                 $send_to = str_replace('""', '"', $send_to);
 986
 987
 988                 // If user doesn't want replies to her own messages
 989                 // going back to herself (instead send again to the
 990                 // original recipient of the message being replied to),
 991                 // then iterate through identities, checking if the TO
 992                 // field is one of them (if the reply is to ourselves)
 993                 //
 994                 // Note we don't bother if the original message doesn't
 995                 // have anything in the TO field itself (because that's
 996                 // what we use if we change the recipient to be that of
 997                 // the previous message)
 998                 //
 999                 if ($do_not_reply_to_self && !empty($orig_header->to)) {
1000
1001                     $orig_to = '';
1002
1003                     foreach($idents as $id) {
1004
1005                         if (!empty($id['email_address'])
1006                          && strpos($send_to, $id['email_address']) !== FALSE) {
1007
1008                             // if this is a reply-all, the original recipient
1009                             // is already in the CC field, so we can just blank
1010                             // the recipient (TO field) (as long as the CC field
1011                             // isn't empty that is)... but then move the CC into
1012                             // the TO, so TO isn't empty
1013                             //
1014                             if ($action == 'reply_all' && !empty($send_to_cc)) {
1015                                 $orig_to = $send_to_cc;
1016                                 $send_to_cc = '';
1017                                 break;
1018                             }
1019
1020                             $orig_to = $orig_header->to;
1021                             if (is_array($orig_to) && count($orig_to)) {
1022                                 $orig_to = $orig_header->getAddr_s('to', ',', FALSE, TRUE);
1023                             } else if (is_object($orig_to)) { /* unneccesarry, just for failsafe purpose */
1024                                 $orig_to = $orig_header->getAddr_s('to', ',', FALSE, TRUE);
1025                             } else {
1026                                 $orig_to = '';
1027                             }
1028                             $orig_to = decodeHeader($orig_to,false,false,true);
1029                             $orig_to = str_replace('""', '"', $orig_to);
1030
1031                             break;
1032                         }
1033                     }
1034
1035                     // if the reply was addressed back to ourselves,
1036                     // we will send it to the TO of the previous message
1037                     //
1038                     if (!empty($orig_to)) {
1039
1040                         $send_to = $orig_to;
1041
1042                         // in this case, we also want to reset the FROM
1043                         // identity as well (it should match the original
1044                         // *FROM* header instead of TO or CC)
1045                         //
1046                         if (count($idents) > 1) {
1047                             $identity = '';
1048                             foreach($idents as $i => $id) {
1049                                 if (!empty($id['email_address'])
1050                                  && strpos($orig_from, $id['email_address']) !== FALSE) {
1051                                     $identity = $i;
1052                                     break;
1053                                 }
1054                             }
1055                         }
1056
1057                     }
1058
1059                 }
1060
1061
1062                 $subject = decodeHeader($orig_header->subject,false,false,true);
1063                 $subject = str_replace('"', "'", $subject);
1064                 $subject = trim($subject);
1065                 if (substr(strtolower($subject), 0, 3) != 're:') {
1066                     $subject = 'Re: ' . $subject;
1067                 }
1068                 /* this corrects some wrapping/quoting problems on replies */
1069                 $rewrap_body = explode("\n", $body);
1070                 $from = (is_array($orig_header->from) && !empty($orig_header->from)) ? $orig_header->from[0] : $orig_header->from;
1071                 $body = '';
1072                 $strip_sigs = getPref($data_dir, $username, 'strip_sigs');
1073                 foreach ($rewrap_body as $line) {
1074                     if ($strip_sigs && rtrim($line, "\r\n") == '-- ') {
1075                         break;
1076                     }
1077                     if (preg_match("/^(>+)/", $line, $matches)) {
1078                         $gt = $matches[1];
1079                         $body .= $body_quote . str_replace("\n", "\n$body_quote$gt ", rtrim($line)) ."\n";
1080                     } else {
1081                         $body .= $body_quote . (!empty($body_quote) ? ' ' : '') . str_replace("\n", "\n$body_quote" . (!empty($body_quote) ? ' ' : ''), rtrim($line)) . "\n";
1082                     }
1083                 }
1084
1085                 //rewrap the body to clean up quotations and line lengths
1086                 $body = sqBodyWrap ($body, $editor_size);
1087
1088                 $body = getReplyCitation($from , $orig_header->date) . $body;
1089                 $composeMessage->reply_rfc822_header = $orig_header;
1090
1091                 break;
1092             default:
1093                 break;
1094         }
1095 //FIXME: we used to register $compose_messages in the session here, but not any more - so do we still need the session_write_close() and sqimap_logout() here?  We probably need the IMAP logout, but what about the session closure?
1096         session_write_close();
1097         sqimap_logout($imapConnection);
1098     }
1099     $ret = array( 'send_to' => $send_to,
1100             'send_to_cc' => $send_to_cc,
1101             'send_to_bcc' => $send_to_bcc,
1102             'subject' => $subject,
1103             'mailprio' => $mailprio,
1104             'body' => $body,
1105             'identity' => $identity );
1106
1107     return ($ret);
1108 } /* function newMail() */
1109
1110 /**
1111  * downloads attachments from original message, stores them in attachment directory and adds
1112  * them to composed message.
1113  * @param object $message
1114  * @param object $composeMessage
1115  * @param integer $passed_id
1116  * @param mixed $entities
1117  * @param mixed $imapConnection
1118  * @return object
1119  */
1120 function getAttachments($message, &$composeMessage, $passed_id, $entities, $imapConnection) {
1121     global $squirrelmail_language, $languages, $username, $attachment_dir;
1122
1123     if (!count($message->entities) ||
1124             ($message->type0 == 'message' && $message->type1 == 'rfc822')) {
1125         if ( !in_array($message->entity_id, $entities) && $message->entity_id) {
1126             switch ($message->type0) {
1127                 case 'message':
1128                     if ($message->type1 == 'rfc822') {
1129                         $filename = $message->rfc822_header->subject;
1130                         if ($filename == "") {
1131                             $filename = "untitled-".$message->entity_id;
1132                         }
1133                         $filename .= '.eml';
1134                     } else {
1135                         $filename = $message->getFilename();
1136                     }
1137                     break;
1138                 default:
1139                     if (!$message->mime_header) { /* temporary hack */
1140                         $message->mime_header = $message->header;
1141                     }
1142                     $filename = $message->getFilename();
1143                     break;
1144             }
1145 //FIXME: added three args to the following, so as to set the last one to TRUE, to mimick a fix in 1.4.21 (#2994865), but didn't test this (note that in 1.4.21, the 2nd and 3rd args are FALSE, but here in this code, they weren't being specified (thus defaulting to TRUE), so I don't know if that means this code is outdated and should have been changed to FALSE, FALSE or if this code is completely different and the addition of the TRUE for arg #4 is wrong
1146             $filename = str_replace('&#32;', ' ', decodeHeader($filename, true, true, true));
1147             if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
1148                     function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_encode')) {
1149                 $filename =  call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_encode', $filename);
1150             }
1151
1152             $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
1153             $localfilename = sq_get_attach_tempfile();
1154             $message->att_local_name = $localfilename;
1155
1156             $composeMessage->initAttachment($message->type0.'/'.$message->type1,$filename,
1157                     $localfilename);
1158
1159             /* Write Attachment to file */
1160             $fp = fopen ($hashed_attachment_dir . '/' . $localfilename, 'wb');
1161             mime_print_body_lines ($imapConnection, $passed_id, $message->entity_id, $message->header->encoding, $fp);
1162             fclose ($fp);
1163         }
1164     } else {
1165         for ($i=0, $entCount=count($message->entities); $i<$entCount;$i++) {
1166             $composeMessage=getAttachments($message->entities[$i], $composeMessage, $passed_id, $entities, $imapConnection);
1167         }
1168     }
1169     return $composeMessage;
1170 }
1171
1172 function getMessage_RFC822_Attachment($message, $composeMessage, $passed_id,
1173         $passed_ent_id='', $imapConnection) {
1174     if (!$passed_ent_id) {
1175         $body_a = sqimap_run_command($imapConnection,
1176                 'FETCH '.$passed_id.' RFC822',
1177                 TRUE, $response, $readmessage,
1178                 TRUE);
1179     } else {
1180         $body_a = sqimap_run_command($imapConnection,
1181                 'FETCH '.$passed_id.' BODY['.$passed_ent_id.']',
1182                 TRUE, $response, $readmessage, TRUE);
1183         $message = $message->parent;
1184     }
1185     if ($response == 'OK') {
1186         $subject = encodeHeader($message->rfc822_header->subject);
1187         array_shift($body_a);
1188         array_pop($body_a);
1189         $body = implode('', $body_a) . "\r\n";
1190
1191         global $username, $attachment_dir;
1192         $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
1193         $localfilename = sq_get_attach_tempfile();
1194         $fp = fopen($hashed_attachment_dir . '/' . $localfilename, 'wb');
1195         fwrite ($fp, $body);
1196         fclose($fp);
1197         $composeMessage->initAttachment('message/rfc822',$subject.'.eml',
1198                 $localfilename);
1199     }
1200     return $composeMessage;
1201 }
1202
1203 function showInputForm ($session, $values=false) {
1204     global $send_to, $send_to_cc, $send_to_bcc,
1205         $body, $startMessage, $action, $attachments,
1206         $use_signature, $signature, $prefix_sig, $session_expired,
1207         $editor_size, $editor_height, $subject, $newmail,
1208         $use_javascript_addr_book, $passed_id, $mailbox, $fwduid,
1209         $from_htmladdr_search, $location_of_buttons, $attachment_dir,
1210         $username, $data_dir, $identity, $idents, $delete_draft,
1211         $mailprio, $compose_new_win, $saved_draft, $mail_sent, $sig_first,
1212         $composeMessage, $composesession, $default_charset,
1213         $compose_onsubmit, $oTemplate, $oErrorHandler;
1214
1215     if (checkForJavascript()) {
1216         $onfocus = ' onfocus="alreadyFocused=true;"';
1217         $onfocus_array = array('onfocus' => 'alreadyFocused=true;');
1218     }
1219     else {
1220         $onfocus = '';
1221         $onfocus_array = array();
1222     }
1223
1224     if ($values) {
1225         $send_to = $values['send_to'];
1226         $send_to_cc = $values['send_to_cc'];
1227         $send_to_bcc = $values['send_to_bcc'];
1228         $subject = $values['subject'];
1229         $mailprio = $values['mailprio'];
1230         $body = $values['body'];
1231         $identity = (int) $values['identity'];
1232     } else {
1233         $send_to = decodeHeader($send_to, true, false);
1234         $send_to_cc = decodeHeader($send_to_cc, true, false);
1235         $send_to_bcc = decodeHeader($send_to_bcc, true, false);
1236     }
1237
1238     if ($use_javascript_addr_book) {
1239 //FIXME: NO HTML IN CORE!
1240         echo "\n". '<script type="text/javascript">'."\n<!--\n" .
1241             'function open_abook() { ' . "\n" .
1242             '  var nwin = window.open("addrbook_popup.php","abookpopup",' .
1243             '"width=670,height=300,resizable=yes,scrollbars=yes");' . "\n" .
1244             '  if((!nwin.opener) && (document.windows != null))' . "\n" .
1245             '    nwin.opener = document.windows;' . "\n" .
1246             "}\n" .
1247             "// -->\n</script>\n\n";
1248     }
1249
1250 //FIXME: NO HTML IN CORE!
1251     echo "\n" . '<form name="compose" action="compose.php" method="post" ' .
1252         'enctype="multipart/form-data"';
1253
1254     $compose_onsubmit = array();
1255     global $null;
1256     do_hook('compose_form', $null);
1257
1258     // Plugins that use compose_form hook can add an array entry
1259     // to the globally scoped $compose_onsubmit; we add them up
1260     // here and format the form tag's full onsubmit handler.
1261     // Each plugin should use "return false" if they need to
1262     // stop form submission but otherwise should NOT use "return
1263     // true" to give other plugins the chance to do what they need
1264     // to do; SquirrelMail itself will add the final "return true".
1265     // Onsubmit text is enclosed inside of double quotes, so plugins
1266     // need to quote accordingly.
1267     //
1268     // Also, plugin authors should try to retain compatibility with
1269     // the Compose Extras plugin by resetting its compose submit
1270     // counter when preventing form submit.  Use this code:
1271     // if (your-code-here) { submit_count = 0; return false; }
1272     //
1273     if (checkForJavascript()) {
1274         if (empty($compose_onsubmit))
1275             $compose_onsubmit = array();
1276         else if (!is_array($compose_onsubmit))
1277             $compose_onsubmit = array($compose_onsubmit);
1278
1279         $onsubmit_text = '';
1280         foreach ($compose_onsubmit as $text) {
1281             $text = trim($text);
1282             if (!empty($text)) {
1283                 if (substr($text, -1) != ';' && substr($text, -1) != '}')
1284                     $text .= '; ';
1285                 $onsubmit_text .= $text;
1286             }
1287         }
1288
1289         if (!empty($onsubmit_text))
1290 //FIXME: DON'T ECHO HTML FROM CORE!
1291             echo ' onsubmit="' . $onsubmit_text . ' return true;"';
1292     }
1293
1294
1295 //FIXME: NO HTML IN CORE!
1296     echo ">\n";
1297
1298 //FIXME: DON'T ECHO HTML FROM CORE!
1299     echo addHidden('smtoken', sm_generate_security_token());
1300
1301 //FIXME: DON'T ECHO HTML FROM CORE!
1302     echo addHidden('startMessage', $startMessage);
1303
1304     if ($action == 'draft') {
1305 //FIXME: DON'T ECHO HTML FROM CORE!
1306         echo addHidden('delete_draft', $passed_id);
1307     }
1308     if (isset($delete_draft)) {
1309 //FIXME: DON'T ECHO HTML FROM CORE!
1310         echo addHidden('delete_draft', $delete_draft);
1311     }
1312     if (isset($session)) {
1313 //FIXME: DON'T ECHO HTML FROM CORE!
1314         echo addHidden('session', $session);
1315     }
1316
1317     if (isset($passed_id)) {
1318 //FIXME: DON'T ECHO HTML FROM CORE!
1319         echo addHidden('passed_id', $passed_id);
1320     }
1321
1322     if (isset($fwduid)) {
1323 //FIXME: DON'T ECHO HTML FROM CORE!
1324         echo addHidden('fwduid', $fwduid);
1325     }
1326
1327     if ($saved_draft == 'yes') {
1328         $oTemplate->assign('note', _("Your draft has been saved."));
1329         $oTemplate->display('note.tpl');
1330     }
1331     if ($mail_sent == 'yes') {
1332         $oTemplate->assign('note', _("Your mail has been sent."));
1333         $oTemplate->display('note.tpl');
1334     }
1335     if ($compose_new_win == '1') {
1336         $oTemplate->display('compose_newwin_close.tpl');
1337     }
1338
1339     if ($location_of_buttons == 'top') {
1340 //FIXME: DON'T ECHO HTML FROM CORE!
1341         showComposeButtonRow();
1342     }
1343
1344     $identities = array();
1345     if (count($idents) > 1) {
1346         reset($idents);
1347         foreach($idents as $id => $data) {
1348             $identities[$id] = $data['full_name'].' &lt;'.$data['email_address'].'&gt;';
1349         }
1350     }
1351
1352     $oTemplate->assign('identities', $identities);
1353     $oTemplate->assign('identity_def', $identity);
1354     $oTemplate->assign('input_onfocus', 'onfocus="'.join(' ', $onfocus_array).'"');
1355
1356     $oTemplate->assign('to', sm_encode_html_special_chars($send_to));
1357     $oTemplate->assign('cc', sm_encode_html_special_chars($send_to_cc));
1358     $oTemplate->assign('bcc', sm_encode_html_special_chars($send_to_bcc));
1359     $oTemplate->assign('subject', sm_encode_html_special_chars($subject));
1360
1361     // access keys...
1362     //
1363     global $accesskey_compose_to, $accesskey_compose_cc,
1364            $accesskey_compose_identity, $accesskey_compose_bcc,
1365            $accesskey_compose_subject;
1366     $oTemplate->assign('accesskey_compose_identity', $accesskey_compose_identity);
1367     $oTemplate->assign('accesskey_compose_to', $accesskey_compose_to);
1368     $oTemplate->assign('accesskey_compose_cc', $accesskey_compose_cc);
1369     $oTemplate->assign('accesskey_compose_bcc', $accesskey_compose_bcc);
1370     $oTemplate->assign('accesskey_compose_subject', $accesskey_compose_subject);
1371
1372     $oTemplate->display('compose_header.tpl');
1373
1374     if ($location_of_buttons == 'between') {
1375 //FIXME: DON'T ECHO HTML FROM CORE!
1376         showComposeButtonRow();
1377     }
1378
1379     $body_str = '';
1380     if ($use_signature == true && $newmail == true && !isset($from_htmladdr_search)) {
1381         $signature = $idents[$identity]['signature'];
1382
1383         if ($sig_first == '1') {
1384             /*
1385              * FIXME: test is specific to ja_JP translation implementation.
1386              * This test might apply incorrect conversion to other translations, but
1387              * use of 7bit iso-2022-jp charset in other translations might have other
1388              * issues too.
1389              */
1390             if ($default_charset == 'iso-2022-jp') {
1391                 $body_str = "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1392             } else {
1393                 $body_str = "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
1394             }
1395             $body_str .= "\n\n".sm_encode_html_special_chars(decodeHeader($body,false,false));
1396         } else {
1397             $body_str = "\n\n".sm_encode_html_special_chars(decodeHeader($body,false,false));
1398             // FIXME: test is specific to ja_JP translation implementation. See above comments.
1399             if ($default_charset == 'iso-2022-jp') {
1400                 $body_str .= "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1401             } else {
1402                 $body_str .= "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
1403             }
1404         }
1405     } else {
1406         $body_str = sm_encode_html_special_chars(decodeHeader($body,false,false));
1407     }
1408
1409     $oTemplate->assign('editor_width', (int)$editor_size);
1410     $oTemplate->assign('editor_height', (int)$editor_height);
1411     $oTemplate->assign('input_onfocus', 'onfocus="'.join(' ', $onfocus_array).'"');
1412     $oTemplate->assign('body', $body_str);
1413     $oTemplate->assign('show_bottom_send', $location_of_buttons!='bottom');
1414
1415     // access keys...
1416     //
1417     global $accesskey_compose_body, $accesskey_compose_send;
1418     $oTemplate->assign('accesskey_compose_body', $accesskey_compose_body);
1419     $oTemplate->assign('accesskey_compose_send', $accesskey_compose_send);
1420
1421     $oTemplate->display ('compose_body.tpl');
1422
1423     if ($location_of_buttons == 'bottom') {
1424 //FIXME: DON'T ECHO HTML FROM CORE!
1425         showComposeButtonRow();
1426     }
1427
1428     // composeMessage can be empty when coming from a restored session
1429     if (is_object($composeMessage) && $composeMessage->entities)
1430         $attach_array = $composeMessage->entities;
1431     if ($session_expired && !empty($attachments) && is_array($attachments))
1432         $attach_array = $attachments;
1433
1434     /* This code is for attachments */
1435     if ((bool) ini_get('file_uploads')) {
1436
1437         /* Calculate the max size for an uploaded file.
1438          * This is advisory for the user because we can't actually prevent
1439          * people to upload too large files. */
1440         $sizes = array();
1441         /* php.ini vars which influence the max for uploads */
1442         $configvars = array('post_max_size', 'memory_limit', 'upload_max_filesize');
1443         foreach($configvars as $var) {
1444             /* skip 0 or empty values, and -1 which means 'unlimited' */
1445             if( $size = getByteSize(ini_get($var)) ) {
1446                 if ( $size != '-1' ) {
1447                     $sizes[] = $size;
1448                 }
1449             }
1450         }
1451
1452         $attach = array();
1453         global $username, $attachment_dir;
1454         $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
1455         if (!empty($attach_array)) {
1456             foreach ($attach_array as $key => $attachment) {
1457                 $attached_file = $attachment->att_local_name;
1458                 if ($attachment->att_local_name || $attachment->body_part) {
1459                     $attached_filename = decodeHeader($attachment->mime_header->getParameter('name'));
1460                     $type = $attachment->mime_header->type0.'/'.
1461                         $attachment->mime_header->type1;
1462
1463                     $a = array();
1464                     $a['Key'] = $key;
1465                     $a['FileName'] = $attached_filename;
1466                     $a['ContentType'] = $type;
1467                     $a['Size'] = filesize($hashed_attachment_dir . '/' . $attached_file);
1468                     $attach[$key] = $a;
1469                 }
1470             }
1471         }
1472
1473         $max = min($sizes);
1474         $oTemplate->assign('max_file_size', empty($max) ? -1 : $max);
1475         $oTemplate->assign('attachments', $attach);
1476
1477         // access keys...
1478         //
1479         global $accesskey_compose_attach_browse, $accesskey_compose_attach,
1480                $accesskey_compose_delete_attach;
1481         $oTemplate->assign('accesskey_compose_attach_browse', $accesskey_compose_attach_browse);
1482         $oTemplate->assign('accesskey_compose_attach', $accesskey_compose_attach);
1483         $oTemplate->assign('accesskey_compose_delete_attach', $accesskey_compose_delete_attach);
1484
1485         $oTemplate->display('compose_attachments.tpl');
1486     } // End of file_uploads if-block
1487     /* End of attachment code */
1488
1489     $oTemplate->assign('username', $username);
1490     $oTemplate->assign('smaction', $action);
1491     $oTemplate->assign('mailbox', $mailbox);
1492     sqgetGlobalVar('QUERY_STRING', $queryString, SQ_SERVER);
1493     $oTemplate->assign('querystring', $queryString);
1494     $oTemplate->assign('composesession', $composesession);
1495     $oTemplate->assign('send_button_count', unique_widget_name('send', TRUE));
1496     if (!empty($attach_array))
1497         $oTemplate->assign('attachments', urlencode(serialize($attach_array)));
1498
1499     $aUserNotices = array();
1500
1501     // File uploads are off, so we didn't show that part of the form.
1502     // To avoid bogus bug reports, tell the user why.
1503     if (!(bool) ini_get('file_uploads')) {
1504         $aUserNotices[] = _("Because PHP file uploads are turned off, you can not attach files to this message. Please see your system administrator for details.");
1505     }
1506
1507     $oTemplate->assign('user_notices', $aUserNotices);
1508
1509     $oTemplate->display('compose_form_close.tpl');
1510
1511     if ($compose_new_win=='1') {
1512         $oTemplate->display('compose_newwin_close.tpl');
1513     }
1514
1515     $oErrorHandler->setDelayedErrors(false);
1516     $oTemplate->display('footer.tpl');
1517 }
1518
1519
1520 function showComposeButtonRow() {
1521     global $use_javascript_addr_book, $save_as_draft,
1522         $default_use_priority, $mailprio, $default_use_mdn,
1523         $request_mdn, $request_dr,
1524         $data_dir, $username;
1525
1526     global $oTemplate, $buffer_hook;
1527
1528     if ($default_use_priority) {
1529         $priorities = array('1'=>_("High"), '3'=>_("Normal"), '5'=>_("Low"));
1530         $priority = isset($mailprio) ? $mailprio : 3;
1531     } else {
1532         $priorities = array();
1533         $priority = NULL;
1534     }
1535
1536     $mdn_user_support=getPref($data_dir, $username, 'mdn_user_support',$default_use_mdn);
1537
1538     $address_book_button_attribs = array();
1539     global $accesskey_compose_addresses;
1540     if ($accesskey_compose_addresses != 'NONE')
1541         $address_book_button_attribs['accesskey'] = $accesskey_compose_addresses;
1542     if ($use_javascript_addr_book && checkForJavascript()) {
1543         $addr_book = addButton(_("Addresses"),
1544                                null,
1545                                array_merge($address_book_button_attribs, array('onclick' => 'javascript:open_abook();')));
1546     } else {
1547         $addr_book = addSubmit(_("Addresses"), 'html_addr_search', $address_book_button_attribs);
1548     }
1549
1550     $oTemplate->assign('allow_priority', $default_use_priority==1);
1551     $oTemplate->assign('priority_list', $priorities);
1552     $oTemplate->assign('current_priority', $priority);
1553
1554     $oTemplate->assign('notifications_enabled', $mdn_user_support==1);
1555     $oTemplate->assign('read_receipt', $request_mdn=='1');
1556     $oTemplate->assign('delivery_receipt', $request_dr=='1');
1557
1558     $oTemplate->assign('drafts_enabled', $save_as_draft);
1559     $oTemplate->assign('address_book_button', $addr_book);
1560
1561     // access keys...
1562     //
1563     global $accesskey_compose_priority, $accesskey_compose_on_read,
1564            $accesskey_compose_on_delivery, $accesskey_compose_signature,
1565            $accesskey_compose_save_draft, $accesskey_compose_send;
1566     $oTemplate->assign('accesskey_compose_priority', $accesskey_compose_priority);
1567     $oTemplate->assign('accesskey_compose_on_read', $accesskey_compose_on_read);
1568     $oTemplate->assign('accesskey_compose_on_delivery', $accesskey_compose_on_delivery);
1569     $oTemplate->assign('accesskey_compose_signature', $accesskey_compose_signature);
1570     $oTemplate->assign('accesskey_compose_save_draft', $accesskey_compose_save_draft);
1571     $oTemplate->assign('accesskey_compose_send', $accesskey_compose_send);
1572
1573     $oTemplate->display('compose_buttons.tpl');
1574 }
1575
1576 function checkInput ($show) {
1577     /*
1578      * I implemented the $show variable because the error messages
1579      * were getting sent before the page header.  So, I check once
1580      * using $show=false, and then when i'm ready to display the error
1581      * message, show=true
1582      */
1583     global $send_to, $send_to_cc, $send_to_bcc;
1584
1585     $send_to = trim($send_to);
1586     $send_to_cc = trim($send_to_cc);
1587     $send_to_bcc = trim($send_to_bcc);
1588     if (empty($send_to) && empty($send_to_cc) && empty($send_to_bcc)) {
1589         if ($show) {
1590             plain_error_message(_("You have not filled in the \"To:\" field."));
1591         }
1592         return false;
1593     }
1594     return true;
1595 } /* function checkInput() */
1596
1597
1598 /* True if FAILURE */
1599 function saveAttachedFiles($session) {
1600     global $composeMessage, $username, $attachment_dir;
1601
1602     /* get out of here if no file was attached at all */
1603     if (! is_uploaded_file($_FILES['attachfile']['tmp_name']) ) {
1604         return true;
1605     }
1606
1607     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
1608     $localfilename = sq_get_attach_tempfile();
1609     $fullpath = $hashed_attachment_dir . '/' . $localfilename;
1610
1611     // m_u_f works better with restricted PHP installs (safe_mode, open_basedir),
1612     // if that doesn't work, try a simple rename.
1613     if (!sq_call_function_suppress_errors('move_uploaded_file', array($_FILES['attachfile']['tmp_name'], $fullpath))) {
1614         if (!sq_call_function_suppress_errors('rename', array($_FILES['attachfile']['tmp_name'], $fullpath))) {
1615             return true;
1616         }
1617     }
1618     $type = strtolower($_FILES['attachfile']['type']);
1619     $name = $_FILES['attachfile']['name'];
1620     $composeMessage->initAttachment($type, $name, $localfilename);
1621 }
1622
1623 /**
1624   * Parse strings such as "8M" and "2k" into their corresponding size in bytes
1625   *
1626   * NOTE: This function only recognizes the suffixes "K", "M" and "G"
1627   *       and will probably break very easily if the given size is in
1628   *       some completely different format.
1629   *
1630   * @param string $ini_size The input string to be converted
1631   *
1632   * @return mixed Boolean FALSE if something went wrong (the value passed in
1633   *               was empty?, the suffix was not recognized?), otherwise, the
1634   *               converted size in bytes (just the number (as an integer),
1635   *               no unit identifier included)
1636   *
1637   */
1638 function getByteSize($ini_size) {
1639
1640     if(!$ini_size) {
1641         return FALSE;
1642     }
1643
1644     $ini_size = trim($ini_size);
1645
1646     // if there's some kind of letter at the end of the string we need to multiply.
1647     if(!is_numeric(substr($ini_size, -1))) {
1648
1649         switch(strtoupper(substr($ini_size, -1))) {
1650             case 'G':
1651                 $bytesize = 1073741824;
1652                 break;
1653             case 'M':
1654                 $bytesize = 1048576;
1655                 break;
1656             case 'K':
1657                 $bytesize = 1024;
1658                 break;
1659              default:
1660                 return FALSE;
1661         }
1662
1663         return ($bytesize * (int)substr($ini_size, 0, -1));
1664     }
1665
1666     return $ini_size;
1667 }
1668
1669
1670 /**
1671  * temporary function to make use of the deliver class.
1672  * In the future the responsible backend should be automaticly loaded
1673  * and conf.pl should show a list of available backends.
1674  * The message also should be constructed by the message class.
1675  *
1676  * @param object $composeMessage The message being sent.  Please note
1677  *                               that it is passed by reference and
1678  *                               will be returned modified, with additional
1679  *                               headers, such as Message-ID, Date, In-Reply-To,
1680  *                               References, and so forth.
1681  *
1682  * @return boolean FALSE if delivery failed, or some non-FALSE value
1683  *                 upon success.
1684  *
1685  */
1686 function deliverMessage(&$composeMessage, $draft=false) {
1687     global $send_to, $send_to_cc, $send_to_bcc, $mailprio, $subject, $body,
1688         $username, $identity, $idents, $data_dir,
1689         $request_mdn, $request_dr, $default_charset, $useSendmail,
1690         $domain, $action, $default_move_to_sent, $move_to_sent,
1691         $imapServerAddress, $imapPort, $imap_stream_options, $sent_folder, $key;
1692
1693     $rfc822_header = $composeMessage->rfc822_header;
1694
1695     $abook = addressbook_init(false, true);
1696     $rfc822_header->to = $rfc822_header->parseAddress($send_to,true, array(), '', $domain, array(&$abook,'lookup'));
1697     $rfc822_header->cc = $rfc822_header->parseAddress($send_to_cc,true,array(), '',$domain, array(&$abook,'lookup'));
1698     $rfc822_header->bcc = $rfc822_header->parseAddress($send_to_bcc,true, array(), '',$domain, array(&$abook,'lookup'));
1699     $rfc822_header->priority = $mailprio;
1700     $rfc822_header->subject = $subject;
1701
1702     $special_encoding='';
1703     if (strtolower($default_charset) == 'iso-2022-jp') {
1704         if (mb_detect_encoding($body) == 'ASCII') {
1705             $special_encoding = '8bit';
1706         } else {
1707             $body = mb_convert_encoding($body, 'JIS');
1708             $special_encoding = '7bit';
1709         }
1710     }
1711     $composeMessage->setBody($body);
1712
1713     $reply_to = '';
1714     $reply_to  = $idents[$identity]['reply_to'];
1715     if ($reply_to && strpos($reply_to, '@') === FALSE)
1716         $reply_to .= '@' . $domain;
1717
1718     $from_addr = build_from_header($identity);
1719     $rfc822_header->from = $rfc822_header->parseAddress($from_addr,true);
1720     if ($reply_to) {
1721         $rfc822_header->reply_to = $rfc822_header->parseAddress($reply_to,true);
1722     }
1723     /* Receipt: On Read */
1724     if (isset($request_mdn) && $request_mdn) {
1725         $rfc822_header->dnt = $rfc822_header->parseAddress($from_addr,true);
1726     } elseif (isset($rfc822_header->dnt)) {
1727         unset($rfc822_header->dnt);
1728     }
1729
1730     /* Receipt: On Delivery */
1731     if (!empty($request_dr)) {
1732 //FIXME: it would be better to fiddle with headers inside of the message object or possibly when delivering the message to its destination; is this possible?
1733         $rfc822_header->more_headers['Return-Receipt-To'] = $from_addr;
1734     } elseif (isset($rfc822_header->more_headers['Return-Receipt-To'])) {
1735         unset($rfc822_header->more_headers['Return-Receipt-To']);
1736     }
1737
1738     /* multipart messages */
1739     if (count($composeMessage->entities)) {
1740         $message_body = new Message();
1741         $message_body->body_part = $composeMessage->body_part;
1742         $composeMessage->body_part = '';
1743         $mime_header = new MessageHeader;
1744         $mime_header->type0 = 'text';
1745         $mime_header->type1 = 'plain';
1746         if ($special_encoding) {
1747             $mime_header->encoding = $special_encoding;
1748         } else {
1749             $mime_header->encoding = '8bit';
1750         }
1751         if ($default_charset) {
1752             $mime_header->parameters['charset'] = $default_charset;
1753         }
1754         $message_body->mime_header = $mime_header;
1755         array_unshift($composeMessage->entities, $message_body);
1756         $content_type = new ContentType('multipart/mixed');
1757     } else {
1758         $content_type = new ContentType('text/plain');
1759         if ($special_encoding) {
1760             $rfc822_header->encoding = $special_encoding;
1761         } else {
1762             $rfc822_header->encoding = '8bit';
1763         }
1764         if ($default_charset) {
1765             $content_type->properties['charset']=$default_charset;
1766         }
1767     }
1768
1769     $rfc822_header->content_type = $content_type;
1770     $composeMessage->rfc822_header = $rfc822_header;
1771     if ($action == 'reply' || $action == 'reply_all') {
1772         global $passed_id, $passed_ent_id;
1773         $reply_id = $passed_id;
1774         $reply_ent_id = $passed_ent_id;
1775     } else {
1776         $reply_id = '';
1777         $reply_ent_id = '';
1778     }
1779
1780     /* Here you can modify the message structure just before we hand
1781        it over to deliver; plugin authors note that $composeMessage
1782        is sent and modified by reference since 1.5.2 */
1783     do_hook('compose_send', $composeMessage);
1784 //TODO: need to migrate to the following, but it neessitates changes in existing plugins, since the args are now an array
1785     //$temp = array(&$composeMessage, &$draft);
1786     //do_hook('compose_send', $temp);
1787
1788     if (!$useSendmail && !$draft) {
1789         require_once(SM_PATH . 'class/deliver/Deliver_SMTP.class.php');
1790         $deliver = new Deliver_SMTP();
1791         global $smtpServerAddress, $smtpPort, $smtp_stream_options, $pop_before_smtp, $pop_before_smtp_host;
1792
1793         $authPop = (isset($pop_before_smtp) && $pop_before_smtp) ? true : false;
1794         if (empty($pop_before_smtp_host)) $pop_before_smtp_host = $smtpServerAddress;
1795         get_smtp_user($user, $pass);
1796         $stream = $deliver->initStream($composeMessage,$domain,0,
1797                 $smtpServerAddress, $smtpPort, $user, $pass, $authPop, $pop_before_smtp_host, $smtp_stream_options);
1798     } elseif (!$draft) {
1799         require_once(SM_PATH . 'class/deliver/Deliver_SendMail.class.php');
1800         global $sendmail_path, $sendmail_args;
1801         // Check for outdated configuration
1802         if (!isset($sendmail_args)) {
1803             if ($sendmail_path=='/var/qmail/bin/qmail-inject') {
1804                 $sendmail_args = '';
1805             } else {
1806                 $sendmail_args = '-i -t';
1807             }
1808         }
1809         $deliver = new Deliver_SendMail(array('sendmail_args'=>$sendmail_args));
1810         $stream = $deliver->initStream($composeMessage,$sendmail_path);
1811     } elseif ($draft) {
1812         global $draft_folder;
1813         $imap_stream = sqimap_login($username, false, $imapServerAddress,
1814                 $imapPort, 0, $imap_stream_options);
1815         if (sqimap_mailbox_exists ($imap_stream, $draft_folder)) {
1816             require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1817             $imap_deliver = new Deliver_IMAP();
1818             $success = $imap_deliver->mail($composeMessage, $imap_stream, $reply_id, $reply_ent_id, $imap_stream, $draft_folder);
1819             sqimap_logout($imap_stream);
1820             unset ($imap_deliver);
1821             $composeMessage->purgeAttachments();
1822             return $success;
1823         } else {
1824             $msg  = '<br />'.sprintf(_("Error: Draft folder %s does not exist."), sm_encode_html_special_chars($draft_folder));
1825             plain_error_message($msg);
1826             return false;
1827         }
1828     }
1829     $success = false;
1830     if ($stream) {
1831         $deliver->mail($composeMessage, $stream, $reply_id, $reply_ent_id);
1832         $success = $deliver->finalizeStream($stream);
1833     }
1834     if (!$success) {
1835         // $deliver->dlv_server_msg is not always server's reply
1836         $msg = _("Message not sent.")
1837              . "<br />\n"
1838              . (isset($deliver->dlv_msg) ? $deliver->dlv_msg : '');
1839         if (!empty($deliver->dlv_server_msg)) {
1840             // add 'server replied' part only when it is not empty.
1841             // Delivery error can be generated by delivery class itself
1842             $msg .= '<br />'
1843                   . _("Server replied:") . ' '
1844                   . (isset($deliver->dlv_ret_nr) ? $deliver->dlv_ret_nr . ' ' : '')
1845                   . nl2br(sm_encode_html_special_chars($deliver->dlv_server_msg));
1846         }
1847         plain_error_message($msg);
1848     } else {
1849         unset ($deliver);
1850         $imap_stream = sqimap_login($username, false, $imapServerAddress, $imapPort, 0, $imap_stream_options);
1851
1852
1853         // mark as replied or forwarded if applicable
1854         //
1855         global $what, $iAccount, $startMessage, $passed_id, $fwduid, $mailbox;
1856
1857         if ($action=='reply' || $action=='reply_all' || $action=='forward' || $action=='forward_as_attachment') {
1858             require(SM_PATH . 'functions/mailbox_display.php');
1859             $aMailbox = sqm_api_mailbox_select($imap_stream, $iAccount, $mailbox,array('setindex' => $what, 'offset' => $startMessage),array());
1860             switch($action) {
1861             case 'reply':
1862             case 'reply_all':
1863                 // check if we are allowed to set the \\Answered flag
1864                 if (in_array('\\answered',$aMailbox['PERMANENTFLAGS'], true)) {
1865                     $aUpdatedMsgs = sqimap_toggle_flag($imap_stream, array($passed_id), '\\Answered', true, false);
1866                     if (isset($aUpdatedMsgs[$passed_id]['FLAGS'])) {
1867                         /**
1868                         * Only update the cached headers if the header is
1869                         * cached.
1870                         */
1871                         if (isset($aMailbox['MSG_HEADERS'][$passed_id])) {
1872                             $aMailbox['MSG_HEADERS'][$passed_id]['FLAGS'] = $aMsg['FLAGS'];
1873                         }
1874                     }
1875                 }
1876                 break;
1877             case 'forward':
1878             case 'forward_as_attachment':
1879                 // check if we are allowed to set the $Forwarded flag (RFC 4550 paragraph 2.8)
1880                 if (in_array('$forwarded',$aMailbox['PERMANENTFLAGS'], true) ||
1881                     in_array('\\*',$aMailbox['PERMANENTFLAGS'])) {
1882
1883                     // when forwarding as an attachment from the message
1884                     // list, passed_id is not used, need to get UID(s)
1885                     // from the query string
1886                     //
1887                     if (empty($passed_id) && !empty($fwduid))
1888                         $ids = explode('_', $fwduid);
1889                     else
1890                         $ids = array($passed_id);
1891
1892                     $aUpdatedMsgs = sqimap_toggle_flag($imap_stream, $ids, '$Forwarded', true, false);
1893
1894                     foreach ($ids as $id) {
1895                         if (isset($aUpdatedMsgs[$id]['FLAGS'])) {
1896                             if (isset($aMailbox['MSG_HEADERS'][$id])) {
1897                                 $aMailbox['MSG_HEADERS'][$id]['FLAGS'] = $aMsg['FLAGS'];
1898                             }
1899                         }
1900                     }
1901                 }
1902                 break;
1903             }
1904
1905             /**
1906              * Write mailbox with updated seen flag information back to cache.
1907              */
1908             if(isset($aUpdatedMsgs[$passed_id])) {
1909                 $mailbox_cache[$iAccount.'_'.$aMailbox['NAME']] = $aMailbox;
1910                 sqsession_register($mailbox_cache,'mailbox_cache');
1911             }
1912
1913         }
1914
1915
1916         // move to sent folder
1917         //
1918         $move_to_sent = getPref($data_dir,$username,'move_to_sent');
1919         if (isset($default_move_to_sent) && ($default_move_to_sent != 0)) {
1920             $svr_allow_sent = true;
1921         } else {
1922             $svr_allow_sent = false;
1923         }
1924
1925         if (isset($sent_folder) && (($sent_folder != '') || ($sent_folder != 'none'))
1926                 && sqimap_mailbox_exists( $imap_stream, $sent_folder)) {
1927             $fld_sent = true;
1928         } else {
1929             $fld_sent = false;
1930         }
1931
1932         if ((isset($move_to_sent) && ($move_to_sent != 0)) || (!isset($move_to_sent))) {
1933             $lcl_allow_sent = true;
1934         } else {
1935             $lcl_allow_sent = false;
1936         }
1937
1938         if (($fld_sent && $svr_allow_sent && !$lcl_allow_sent) || ($fld_sent && $lcl_allow_sent)) {
1939             if ($action == 'reply' || $action == 'reply_all') {
1940                 $save_reply_with_orig=getPref($data_dir,$username,'save_reply_with_orig');
1941                 if ($save_reply_with_orig) {
1942                     $sent_folder = $mailbox;
1943                 }
1944             }
1945             require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1946             $imap_deliver = new Deliver_IMAP();
1947             $imap_deliver->mail($composeMessage, $imap_stream, $reply_id, $reply_ent_id, $imap_stream, $sent_folder);
1948             unset ($imap_deliver);
1949         }
1950
1951
1952         // final cleanup
1953         //
1954         $composeMessage->purgeAttachments();
1955         sqimap_logout($imap_stream);
1956
1957     }
1958     return $success;
1959 }