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 1999-2012 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
  45 /* --------------------- Get globals ------------------------------------- */
  46
  47 /** SESSION VARS */
  48 sqgetGlobalVar('delimiter', $delimiter,     SQ_SESSION);
  49
  50 sqgetGlobalVar('delayed_errors',  $delayed_errors,  SQ_SESSION);
  51 sqgetGlobalVar('composesession',    $composesession,    SQ_SESSION);
  52 sqgetGlobalVar('compose_messages',  $compose_messages,  SQ_SESSION);
  53
  54 // compose_messages only useful in SESSION when a forward-as-attachment
  55 // has been preconstructed for us and passed in via that mechanism; once
  56 // we have it, we can clear it from the SESSION
  57 sqsession_unregister('compose_messages');
  58
  59 // Turn on delayed error handling in case we wind up redirecting below
  60 $oErrorHandler->setDelayedErrors(true);
  61
  62 /** SESSION/POST/GET VARS */
  63 sqgetGlobalVar('send_button_count', $send_button_count, SQ_POST, 1, SQ_TYPE_INT);
  64 for ($i = 1; $i <= $send_button_count; $i++)
  65    if (sqgetGlobalVar('send' . $i, $send, SQ_POST)) break;
  66 // Send can only be achieved by setting $_POST var. If Send = true then
  67 // retrieve other form fields from $_POST
  68 if (isset($send) && $send) {
  69     $SQ_GLOBAL = SQ_POST;
  70 } else {
  71     $SQ_GLOBAL = SQ_FORM;
  72 }
  73 sqgetGlobalVar('session',$session, $SQ_GLOBAL);
  74 sqgetGlobalVar('mailbox',$mailbox, $SQ_GLOBAL);
  75 if(!sqgetGlobalVar('identity',$identity, $SQ_GLOBAL)) {
  76     $identity=0;
  77 }
  78 sqgetGlobalVar('send_to',$send_to, $SQ_GLOBAL);
  79 sqgetGlobalVar('send_to_cc',$send_to_cc, $SQ_GLOBAL);
  80 sqgetGlobalVar('send_to_bcc',$send_to_bcc, $SQ_GLOBAL);
  81 sqgetGlobalVar('subject',$subject, $SQ_GLOBAL);
  82 sqgetGlobalVar('body',$body, $SQ_GLOBAL);
  83 sqgetGlobalVar('mailprio',$mailprio, $SQ_GLOBAL);
  84 sqgetGlobalVar('request_mdn',$request_mdn, $SQ_GLOBAL);
  85 sqgetGlobalVar('request_dr',$request_dr, $SQ_GLOBAL);
  86 sqgetGlobalVar('html_addr_search',$html_addr_search, $SQ_GLOBAL);
  87 sqgetGlobalVar('mail_sent',$mail_sent, $SQ_GLOBAL);
  88 sqgetGlobalVar('passed_id',$passed_id, $SQ_GLOBAL, NULL, SQ_TYPE_BIGINT);
  89 sqgetGlobalVar('passed_ent_id',$passed_ent_id, $SQ_GLOBAL);
  90 sqgetGlobalVar('fwduid',$fwduid, $SQ_GLOBAL, '');
  91
  92 sqgetGlobalVar('attach',$attach, SQ_POST);
  93 sqgetGlobalVar('draft',$draft, SQ_POST);
  94 sqgetGlobalVar('draft_id',$draft_id, $SQ_GLOBAL);
  95 sqgetGlobalVar('ent_num',$ent_num, $SQ_GLOBAL);
  96 sqgetGlobalVar('saved_draft',$saved_draft, SQ_FORM);
  97
  98 if ( sqgetGlobalVar('delete_draft',$delete_draft) ) {
  99     $delete_draft = (int)$delete_draft;
 100 }
 101
 102 if ( sqgetGlobalVar('startMessage',$startMessage) ) {
 103     $startMessage = (int)$startMessage;
 104 } else {
 105     $startMessage = 1;
 106 }
 107
 108
 109 /** POST VARS */
 110 sqgetGlobalVar('sigappend',             $sigappend,                 SQ_POST);
 111 sqgetGlobalVar('from_htmladdr_search',  $from_htmladdr_search,      SQ_POST);
 112 sqgetGlobalVar('addr_search_done',      $html_addr_search_done,     SQ_POST);
 113 sqgetGlobalVar('addr_search_cancel',    $html_addr_search_cancel,   SQ_POST);
 114 sqgetGlobalVar('send_to_search',        $send_to_search,            SQ_POST);
 115 sqgetGlobalVar('do_delete',             $do_delete,                 SQ_POST);
 116 sqgetGlobalVar('delete',                $delete,                    SQ_POST);
 117 sqgetGlobalVar('attachments',           $attachments,               SQ_POST);
 118 if ( sqgetGlobalVar('return', $temp, SQ_POST) ) {
 119     $html_addr_search_done = 'Use Addresses';
 120 }
 121
 122 /** GET VARS */
 123 if ( sqgetGlobalVar('account', $temp,  SQ_GET) ) {
 124     $iAccount = (int) $temp;
 125 } else {
 126     $iAccount = 0;
 127 }
 128
 129
 130 /** get smaction */
 131 if ( !sqgetGlobalVar('smaction',$action) )
 132 {
 133     if ( sqgetGlobalVar('smaction_reply',$tmp) )      $action = 'reply';
 134     if ( sqgetGlobalVar('smaction_reply_all',$tmp) )  $action = 'reply_all';
 135     if ( sqgetGlobalVar('smaction_forward',$tmp) )    $action = 'forward';
 136     if ( sqgetGlobalVar('smaction_attache',$tmp) )    $action = 'forward_as_attachment';
 137     if ( sqgetGlobalVar('smaction_draft',$tmp) )      $action = 'draft';
 138     if ( sqgetGlobalVar('smaction_edit_new',$tmp) )   $action = 'edit_as_new';
 139 }
 140
 141 sqgetGlobalVar('smtoken', $submitted_token, $SQ_GLOBAL, '');
 142
 143 /**
 144  * Here we decode the data passed in from mailto.php.
 145  */
 146 if ( sqgetGlobalVar('mailtodata', $mailtodata, SQ_GET) ) {
 147     $trtable = array('to'       => 'send_to',
 148                  'cc'           => 'send_to_cc',
 149                  'bcc'          => 'send_to_bcc',
 150                  'body'         => 'body',
 151                  'subject'      => 'subject');
 152     $mtdata = unserialize($mailtodata);
 153
 154     foreach ($trtable as $f => $t) {
 155         if ( !empty($mtdata[$f]) ) {
 156             $$t = $mtdata[$f];
 157         }
 158     }
 159     unset($mailtodata,$mtdata, $trtable);
 160 }
 161
 162 /* Location (For HTTP 1.1 header("Location: ...") redirects) */
 163 $location = get_location();
 164 /* Identities (fetch only once) */
 165 $idents = get_identities();
 166
 167 /* --------------------- Specific Functions ------------------------------ */
 168
 169 function replyAllString($header) {
 170     global $include_self_reply_all, $idents;
 171     $excl_ar = array();
 172     /**
 173      * 1) Remove the addresses we'll be sending the message 'to'
 174      */
 175     if (isset($header->reply_to)) {
 176         $excl_ar = $header->getAddr_a('reply_to');
 177     }
 178     /**
 179      * 2) Remove our identities from the CC list (they still can be in the
 180      * TO list) only if $include_self_reply_all is turned off
 181      */
 182     if (!$include_self_reply_all) {
 183         foreach($idents as $id) {
 184             $excl_ar[strtolower(trim($id['email_address']))] = '';
 185         }
 186     }
 187
 188     /**
 189      * 3) get the addresses.
 190      */
 191     $url_replytoall_ar = $header->getAddr_a(array('to','cc'), $excl_ar);
 192
 193     /**
 194      * 4) generate the string.
 195      */
 196     $url_replytoallcc = '';
 197     foreach( $url_replytoall_ar as $email => $personal) {
 198         if ($personal) {
 199             // always quote personal name (can't just quote it if
 200             // it contains a comma separator, since it might still
 201             // be encoded)
 202             $url_replytoallcc .= ", \"$personal\" <$email>";
 203         } else {
 204             $url_replytoallcc .= ', '. $email;
 205         }
 206     }
 207     $url_replytoallcc = substr($url_replytoallcc,2);
 208
 209     return $url_replytoallcc;
 210 }
 211
 212 /**
 213  * creates top line in reply citations
 214  *
 215  * Line style depends on user preferences.
 216  * $orig_date argument is available only from 1.4.3 and 1.5.1 version.
 217  * @param object $orig_from From: header object.
 218  * @param integer $orig_date email's timestamp
 219  * @return string reply citation
 220  */
 221 function getReplyCitation($orig_from, $orig_date) {
 222     global $reply_citation_style, $reply_citation_start, $reply_citation_end;
 223
 224     if (!is_object($orig_from)) {
 225         $sOrig_from = '';
 226     } else {
 227         $sOrig_from = decodeHeader($orig_from->getAddress(false),false,false,true);
 228     }
 229
 230     /* First, return an empty string when no citation style selected. */
 231     if (($reply_citation_style == '') || ($reply_citation_style == 'none')) {
 232         return '';
 233     }
 234
 235     /* Make sure our final value isn't an empty string. */
 236     if ($sOrig_from == '') {
 237         return '';
 238     }
 239
 240     /* Otherwise, try to select the desired citation style. */
 241     switch ($reply_citation_style) {
 242     case 'author_said':
 243         // i18n: %s is for author's name
 244         $full_reply_citation = sprintf(_("%s wrote:"),$sOrig_from);
 245         break;
 246     case 'quote_who':
 247         $start = '<quote who="';
 248         $end   = '">';
 249         $full_reply_citation = $start . $sOrig_from . $end;
 250         break;
 251     case 'date_time_author':
 252         // i18n:
 253         // The first %s is for date string, the second %s is for author's name.
 254         // The date uses formating from "D, F j, Y g:i a" and "D, F j, Y H:i"
 255         // translations.
 256         // Example string:
 257         // "On Sat, December 24, 2004 23:59, Santa wrote:"
 258         // If you have to put author's name in front of date string, check comments about
 259         // argument swapping at http://php.net/sprintf
 260         $full_reply_citation = sprintf(_("On %s, %s wrote:"), getLongDateString($orig_date), $sOrig_from);
 261         break;
 262     case 'user-defined':
 263         $start = $reply_citation_start .
 264             ($reply_citation_start == '' ? '' : ' ');
 265         $end   = $reply_citation_end;
 266         $full_reply_citation = $start . $sOrig_from . $end;
 267         break;
 268     default:
 269         return '';
 270     }
 271
 272     /* Add line feed and return the citation string. */
 273     return ($full_reply_citation . "\n");
 274 }
 275
 276 /**
 277  * Creates header fields in forwarded email body
 278  *
 279  * $default_charset global must be set correctly before you call this function.
 280  * @param object $orig_header
 281  * @return $string
 282  */
 283 function getforwardHeader($orig_header) {
 284     global $editor_size, $default_charset;
 285
 286     // using own strlen function in order to detect correct string length
 287     $display = array( _("Subject") => sq_strlen(_("Subject"),$default_charset),
 288             _("From")    => sq_strlen(_("From"),$default_charset),
 289             _("Date")    => sq_strlen(_("Date"),$default_charset),
 290             _("To")      => sq_strlen(_("To"),$default_charset),
 291             _("Cc")      => sq_strlen(_("Cc"),$default_charset) );
 292     $maxsize = max($display);
 293     $indent = str_pad('',$maxsize+2);
 294     foreach($display as $key => $val) {
 295         $display[$key] = $key .': '. str_pad('', $maxsize - $val);
 296     }
 297     $from = decodeHeader($orig_header->getAddr_s('from',"\n$indent"),false,false,true);
 298     $from = str_replace('&nbsp;',' ',$from);
 299     $to = decodeHeader($orig_header->getAddr_s('to',"\n$indent"),false,false,true);
 300     $to = str_replace('&nbsp;',' ',$to);
 301     $subject = decodeHeader($orig_header->subject,false,false,true);
 302     $subject = str_replace('&nbsp;',' ',$subject);
 303
 304     // using own str_pad function in order to create correct string pad
 305     $bodyTop =  sq_str_pad(' '._("Original Message").' ',$editor_size -2,'-',STR_PAD_BOTH,$default_charset) .
 306         "\n". $display[_("Subject")] . $subject . "\n" .
 307         $display[_("From")] . $from . "\n" .
 308         $display[_("Date")] . getLongDateString( $orig_header->date, $orig_header->date_unparsed ). "\n" .
 309         $display[_("To")] . $to . "\n";
 310     if ($orig_header->cc != array() && $orig_header->cc !='') {
 311         $cc = decodeHeader($orig_header->getAddr_s('cc',"\n$indent"),false,false,true);
 312         $cc = str_replace('&nbsp;',' ',$cc);
 313         $bodyTop .= $display[_("Cc")] .$cc . "\n";
 314     }
 315     $bodyTop .= str_pad('', $editor_size -2 , '-') .
 316         "\n\n";
 317     return $bodyTop;
 318 }
 319 /* ----------------------------------------------------------------------- */
 320
 321 /*
 322  * If the session is expired during a post this restores the compose session
 323  * vars.
 324  */
 325 $session_expired = false;
 326 if (sqsession_is_registered('session_expired_post')) {
 327     sqgetGlobalVar('session_expired_post', $session_expired_post, SQ_SESSION);
 328     /*
 329      * extra check for username so we don't display previous post data from
 330      * another user during this session.
 331      */
 332     if (!empty($session_expired_post['username'])
 333      && $session_expired_post['username'] == $username) {
 334         // these are the vars that we can set from the expired composed session
 335         $compo_var_list = array ('send_to', 'send_to_cc', 'body',
 336             'startMessage', 'passed_body', 'use_signature', 'signature',
 337             'subject', 'newmail', 'send_to_bcc', 'passed_id', 'mailbox',
 338             'from_htmladdr_search', 'identity', 'draft_id', 'delete_draft',
 339             'mailprio', 'edit_as_new', 'attachments', 'composesession',
 340             'request_mdn', 'request_dr', 'fwduid');
 341
 342         foreach ($compo_var_list as $var) {
 343             if ( isset($session_expired_post[$var]) && !isset($$var) ) {
 344                 $$var = $session_expired_post[$var];
 345             }
 346         }
 347
 348         if (!empty($attachments))
 349             $attachments = unserialize(urldecode($attachments));
 350
 351         sqsession_register($composesession,'composesession');
 352
 353         if (isset($send)) {
 354             unset($send);
 355         }
 356         $session_expired = true;
 357     }
 358     unset($session_expired_post);
 359     sqsession_unregister('session_expired_post');
 360     session_write_close();
 361     if (!isset($mailbox)) {
 362         $mailbox = '';
 363     }
 364     if ($compose_new_win == '1') {
 365         compose_Header($color, $mailbox);
 366     } else {
 367         $sHeaderJs = (isset($sHeaderJs)) ? $sHeaderJs : '';
 368         if (strpos($action, 'reply') !== false && $reply_focus) {
 369             $sOnload = 'checkForm(\''.$replyfocus.'\');';
 370         } else {
 371             $sOnload = 'checkForm();';
 372         }
 373         displayPageHeader($color, $mailbox,$sHeaderJs,$sOnload);
 374     }
 375     showInputForm($session, false);
 376     exit();
 377 }
 378
 379 if (!isset($composesession)) {
 380     $composesession = 0;
 381     sqsession_register(0,'composesession');
 382 } else {
 383     $composesession = (int)$composesession;
 384 }
 385
 386 if (!isset($session) || (isset($newmessage) && $newmessage)) {
 387     sqsession_unregister('composesession');
 388     $session = "$composesession" +1;
 389     $composesession = $session;
 390     sqsession_register($composesession,'composesession');
 391 }
 392 if (!empty($compose_messages[$session])) {
 393     $composeMessage = $compose_messages[$session];
 394 } else {
 395     $composeMessage = new Message();
 396     $rfc822_header = new Rfc822Header();
 397     $composeMessage->rfc822_header = $rfc822_header;
 398     $composeMessage->reply_rfc822_header = '';
 399 }
 400
 401 // re-add attachments that were already in this message
 402 // FIXME: note that technically this is very bad form -
 403 // should never directly manipulate an object like this
 404 if (!empty($attachments)) {
 405     $attachments = unserialize(urldecode($attachments));
 406     if (!empty($attachments) && is_array($attachments))
 407         $composeMessage->entities = $attachments;
 408 }
 409
 410 if (empty($mailbox)) {
 411     $mailbox = 'INBOX';
 412 }
 413
 414 if ($draft) {
 415
 416     // validate security token
 417     //
 418     sm_validate_security_token($submitted_token, 3600, TRUE);
 419
 420     /*
 421      * Set $default_charset to correspond with the user's selection
 422      * of language interface.
 423      */
 424     set_my_charset();
 425     if (! deliverMessage($composeMessage, true)) {
 426         showInputForm($session);
 427         exit();
 428     } else {
 429         $draft_message = _("Draft Email Saved");
 430         /* If this is a resumed draft, then delete the original */
 431         if(isset($delete_draft)) {
 432             $imap_stream = sqimap_login($username, false, $imapServerAddress, $imapPort, false);
 433             sqimap_mailbox_select($imap_stream, $draft_folder);
 434             // force bypass_trash=true because message should be saved when deliverMessage() returns true.
 435             // in current implementation of sqimap_msgs_list_flag() single message id can
 436             // be submitted as string. docs state that it should be array.
 437             sqimap_msgs_list_delete($imap_stream, $draft_folder, $delete_draft, true);
 438             if ($auto_expunge) {
 439                 sqimap_mailbox_expunge($imap_stream, $draft_folder, true);
 440             }
 441             sqimap_logout($imap_stream);
 442         }
 443
 444         $oErrorHandler->saveDelayedErrors();
 445         session_write_close();
 446
 447         if ($compose_new_win == '1') {
 448             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 449                 header("Location: $location/compose.php?saved_draft=yes&session=$composesession");
 450             } else {
 451 //FIXME: DON'T ECHO HTML FROM CORE!
 452                 echo '   <br><br><div style="text-align: center;"><a href="' . $location
 453                     . '/compose.php?saved_sent=yes&amp;session=' . $composesession . '">'
 454                     . _("Return") . '</a></div>';
 455             }
 456             exit();
 457         } else {
 458             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 459                 header("Location: $location/right_main.php?mailbox=" . urlencode($draft_folder) .
 460                    "&startMessage=1&note=".urlencode($draft_message));
 461             } else {
 462 //FIXME: DON'T ECHO HTML FROM CORE!
 463                 echo '   <br><br><div style="text-align: center;"><a href="' . $location
 464                     . '/right_main.php?mailbox=' . urlencode($draft_folder)
 465                     . '&amp;startMessage=1&amp;note=' . urlencode($draft_message) .'">'
 466                     . _("Return") . '</a></div>';
 467             }
 468             exit();
 469         }
 470     }
 471 }
 472
 473 if ($send) {
 474
 475     // validate security token
 476     //
 477     sm_validate_security_token($submitted_token, 3600, TRUE);
 478
 479     if (isset($_FILES['attachfile']) &&
 480             $_FILES['attachfile']['tmp_name'] &&
 481             $_FILES['attachfile']['tmp_name'] != 'none') {
 482         $AttachFailure = saveAttachedFiles($session);
 483     }
 484
 485     if (checkInput(false) && !isset($AttachFailure)) {
 486         if ($mailbox == "All Folders") {
 487             /* We entered compose via the search results page */
 488             $mailbox = 'INBOX'; /* Send 'em to INBOX, that's safe enough */
 489         }
 490         $urlMailbox = urlencode($mailbox);
 491         if (! isset($passed_id)) {
 492             $passed_id = 0;
 493         }
 494         /**
 495          * Set $default_charset to correspond with the user's selection
 496          * of language interface.
 497          */
 498         set_my_charset();
 499         /**
 500          * This is to change all newlines to \n
 501          * We'll change them to \r\n later (in the sendMessage function)
 502          */
 503         $body = str_replace("\r\n", "\n", $body);
 504         $body = str_replace("\r", "\n", $body);
 505
 506         /**
 507          * Rewrap $body so that no line is bigger than $editor_size
 508          */
 509         $body = explode("\n", $body);
 510         $newBody = '';
 511         foreach ($body as $line) {
 512             if( $line <> '-- ' ) {
 513                 $line = rtrim($line);
 514             }
 515             if (sq_strlen($line, $default_charset) <= $editor_size + 1) {
 516                 $newBody .= $line . "\n";
 517             } else {
 518                 sqWordWrap($line, $editor_size, $default_charset);
 519                 $newBody .= $line . "\n";
 520
 521             }
 522
 523         }
 524         $body = $newBody;
 525
 526         $Result = deliverMessage($composeMessage);
 527
 528         if ($Result)
 529             $mail_sent = 'yes';
 530         else
 531             $mail_sent = 'no';
 532
 533         // NOTE: this hook changed in 1.5.2 from sending $Result and
 534         //       $composeMessage as args #2 and #3 to being in an array
 535         //       under arg #2
 536         $temp = array(&$Result, &$composeMessage, &$mail_sent);
 537         do_hook('compose_send_after', $temp);
 538         if (! $Result) {
 539             showInputForm($session);
 540             exit();
 541         }
 542
 543         /* if it is resumed draft, delete draft message */
 544         if ( isset($delete_draft)) {
 545             $imap_stream = sqimap_login($username, false, $imapServerAddress, $imapPort, false);
 546             sqimap_mailbox_select($imap_stream, $draft_folder);
 547             // bypass_trash=true because message should be saved when deliverMessage() returns true.
 548             // in current implementation of sqimap_msgs_list_flag() single message id can
 549             // be submitted as string. docs state that it should be array.
 550             sqimap_msgs_list_delete($imap_stream, $draft_folder, $delete_draft, true);
 551             if ($auto_expunge) {
 552                 sqimap_mailbox_expunge($imap_stream, $draft_folder, true);
 553             }
 554             sqimap_logout($imap_stream);
 555         }
 556         /*
 557          * Store the error array in the session because they will be lost on a redirect
 558          */
 559         $oErrorHandler->saveDelayedErrors();
 560         session_write_close();
 561
 562         if ($compose_new_win == '1') {
 563             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 564                 header("Location: $location/compose.php?mail_sent=$mail_sent");
 565             } else {
 566 //FIXME: DON'T ECHO HTML FROM CORE!
 567                 echo '   <br><br><div style="text-align: center;"><a href="' . $location
 568                     . '/compose.php?mail_sent=$mail_sent">'
 569                     . _("Return") . '</a></div>';
 570             }
 571             exit();
 572         } else {
 573             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 574                 header("Location: $location/right_main.php?mailbox=$urlMailbox".
 575                     "&startMessage=$startMessage&mail_sent=$mail_sent");
 576             } else {
 577 //FIXME: DON'T ECHO HTML FROM CORE!
 578                 echo '   <br><br><div style="text-align: center;"><a href="' . $location
 579                     . "/right_main.php?mailbox=$urlMailbox"
 580                     . "&amp;startMessage=$startMessage&amp;mail_sent=$mail_sent\">"
 581                     . _("Return") . '</a></div>';
 582             }
 583             exit();
 584         }
 585     } else {
 586         if ($compose_new_win == '1') {
 587             compose_Header($color, $mailbox);
 588         }
 589         else {
 590             displayPageHeader($color, $mailbox);
 591         }
 592         if (isset($AttachFailure)) {
 593             plain_error_message(_("Could not move/copy file. File not attached"),
 594                     $color);
 595         }
 596         checkInput(true);
 597         showInputForm($session);
 598         /* sqimap_logout($imapConnection); */
 599     }
 600 } elseif (isset($html_addr_search_done)) {
 601
 602     // validate security token
 603     //
 604     sm_validate_security_token($submitted_token, 3600, TRUE);
 605
 606     if ($compose_new_win == '1') {
 607         compose_Header($color, $mailbox);
 608     }
 609     else {
 610         displayPageHeader($color, $mailbox);
 611     }
 612
 613     if (isset($send_to_search) && is_array($send_to_search)) {
 614         foreach ($send_to_search as $k => $v) {
 615             if (substr($k, 0, 1) == 'T') {
 616                 if ($send_to) {
 617                     $send_to .= ', ';
 618                 }
 619                 $send_to .= $v;
 620             }
 621             elseif (substr($k, 0, 1) == 'C') {
 622                 if ($send_to_cc) {
 623                     $send_to_cc .= ', ';
 624                 }
 625                 $send_to_cc .= $v;
 626             }
 627             elseif (substr($k, 0, 1) == 'B') {
 628                 if ($send_to_bcc) {
 629                     $send_to_bcc .= ', ';
 630                 }
 631                 $send_to_bcc .= $v;
 632             }
 633         }
 634     }
 635     showInputForm($session);
 636 } elseif (isset($html_addr_search) && !isset($html_addr_search_cancel)) {
 637     if (isset($_FILES['attachfile']) &&
 638             $_FILES['attachfile']['tmp_name'] &&
 639             $_FILES['attachfile']['tmp_name'] != 'none') {
 640         if(saveAttachedFiles($session)) {
 641             plain_error_message(_("Could not move/copy file. File not attached"));
 642         }
 643     }
 644     /*
 645      * I am using an include so as to elminiate an extra unnecessary
 646      * click.  If you can think of a better way, please implement it.
 647      */
 648     include_once('./addrbook_search_html.php');
 649 } elseif (isset($attach)) {
 650
 651     // validate security token
 652     //
 653     sm_validate_security_token($submitted_token, 3600, TRUE);
 654
 655     if ($compose_new_win == '1') {
 656         compose_Header($color, $mailbox);
 657     } else {
 658         displayPageHeader($color, $mailbox);
 659     }
 660     if (saveAttachedFiles($session)) {
 661         plain_error_message(_("Could not move/copy file. File not attached"));
 662     }
 663     showInputForm($session);
 664 }
 665 elseif (isset($sigappend)) {
 666
 667     // validate security token
 668     //
 669     sm_validate_security_token($submitted_token, 3600, TRUE);
 670
 671     $signature = $idents[$identity]['signature'];
 672
 673     $body .= "\n\n".($prefix_sig==true? "-- \n":'').$signature;
 674     if ($compose_new_win == '1') {
 675         compose_Header($color, $mailbox);
 676     } else {
 677         displayPageHeader($color, $mailbox);
 678     }
 679     showInputForm($session);
 680 } elseif (isset($do_delete)) {
 681
 682     // validate security token
 683     //
 684     sm_validate_security_token($submitted_token, 3600, TRUE);
 685
 686     if ($compose_new_win == '1') {
 687         compose_Header($color, $mailbox);
 688     } else {
 689         displayPageHeader($color, $mailbox);
 690     }
 691
 692     if (isset($delete) && is_array($delete)) {
 693         foreach($delete as $index) {
 694             if (!empty($composeMessage->entities) && isset($composeMessage->entities[$index])) {
 695                 $composeMessage->entities[$index]->purgeAttachments();
 696                 // 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
 697                 //$composeMessage->entities[$index] = NULL;
 698                 unset ($composeMessage->entities[$index]);
 699             }
 700         }
 701         $new_entities = array();
 702         foreach ($composeMessage->entities as $entity) {
 703             $new_entities[] = $entity;
 704         }
 705         $composeMessage->entities = $new_entities;
 706     }
 707     showInputForm($session);
 708 } else {
 709     /*
 710      * This handles the default case as well as the error case
 711      * (they had the same code) --> if (isset($smtpErrors))
 712      */
 713
 714     if ($compose_new_win == '1') {
 715         compose_Header($color, $mailbox);
 716     } else {
 717         displayPageHeader($color, $mailbox);
 718     }
 719
 720     $newmail = true;
 721
 722     if (!isset($passed_ent_id)) {
 723         $passed_ent_id = '';
 724     }
 725     if (!isset($passed_id)) {
 726         $passed_id = '';
 727     }
 728     if (!isset($mailbox)) {
 729         $mailbox = '';
 730     }
 731     if (!isset($action)) {
 732         $action = '';
 733     }
 734
 735     $values = newMail($mailbox,$passed_id,$passed_ent_id, $action, $session);
 736
 737     // forward as attachment - subject is in the message in session
 738     //
 739     if ($action == 'forward_as_attachment' && empty($values['subject']))
 740         $subject = $composeMessage->rfc822_header->subject;
 741
 742     /* in case the origin is not read_body.php */
 743     if (isset($send_to)) {
 744         $values['send_to'] = $send_to;
 745     }
 746     if (isset($send_to_cc)) {
 747         $values['send_to_cc'] = $send_to_cc;
 748     }
 749     if (isset($send_to_bcc)) {
 750         $values['send_to_bcc'] = $send_to_bcc;
 751     }
 752     if (isset($subject)) {
 753         $values['subject'] = $subject;
 754     }
 755     showInputForm($session, $values);
 756 }
 757
 758 exit();
 759
 760 /**************** Only function definitions go below *************/
 761
 762 function getforwardSubject($subject)
 763 {
 764     if ((substr(strtolower($subject), 0, 4) != 'fwd:') &&
 765             (substr(strtolower($subject), 0, 5) != '[fwd:') &&
 766             (substr(strtolower($subject), 0, 6) != '[ fwd:')) {
 767         $subject = '[Fwd: ' . $subject . ']';
 768     }
 769     return $subject;
 770 }
 771
 772 /* This function is used when not sending or adding attachments */
 773 function newMail ($mailbox='', $passed_id='', $passed_ent_id='', $action='', $session='') {
 774     global $editor_size, $default_use_priority, $body, $idents,
 775         $use_signature, $data_dir, $username,
 776         $key, $imapServerAddress, $imapPort,
 777         $composeMessage, $body_quote, $request_mdn, $request_dr,
 778         $mdn_user_support, $languages, $squirrelmail_language,
 779         $default_charset, $do_not_reply_to_self;
 780
 781     /*
 782      * Set $default_charset to correspond with the user's selection
 783      * of language interface. $default_charset global is not correct,
 784      * if message is composed in new window.
 785      */
 786     set_my_charset();
 787
 788     $send_to = $send_to_cc = $send_to_bcc = $subject = $identity = '';
 789     $mailprio = 3;
 790
 791     if ($passed_id) {
 792         $imapConnection = sqimap_login($username, false, $imapServerAddress,
 793                 $imapPort, 0);
 794
 795         sqimap_mailbox_select($imapConnection, $mailbox);
 796         $message = sqimap_get_message($imapConnection, $passed_id, $mailbox);
 797
 798         $body = '';
 799         if ($passed_ent_id) {
 800             /* redefine the messsage in case of message/rfc822 */
 801             $message = $message->getEntity($passed_ent_id);
 802             /* message is an entity which contains the envelope and type0=message
 803              * and type1=rfc822. The actual entities are childs from
 804              * $message->entities[0]. That's where the encoding and is located
 805              */
 806
 807             $entities = $message->entities[0]->findDisplayEntity
 808                 (array(), $alt_order = array('text/plain'));
 809             if (!count($entities)) {
 810                 $entities = $message->entities[0]->findDisplayEntity
 811                     (array(), $alt_order = array('text/plain','text/html'));
 812             }
 813             $orig_header = $message->rfc822_header; /* here is the envelope located */
 814             /* redefine the message for picking up the attachments */
 815             $message = $message->entities[0];
 816
 817         } else {
 818             $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain'));
 819             if (!count($entities)) {
 820                 $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain','text/html'));
 821             }
 822             $orig_header = $message->rfc822_header;
 823         }
 824
 825         $type0 = $message->type0;
 826         $type1 = $message->type1;
 827         foreach ($entities as $ent) {
 828             $msg = $message->getEntity($ent);
 829             $type0 = $msg->type0;
 830             $type1 = $msg->type1;
 831             $unencoded_bodypart = mime_fetch_body($imapConnection, $passed_id, $ent);
 832             $body_part_entity = $message->getEntity($ent);
 833             $bodypart = decodeBody($unencoded_bodypart,
 834                     $body_part_entity->header->encoding);
 835             if ($type1 == 'html') {
 836                 $bodypart = str_replace("\n", ' ', $bodypart);
 837                 $bodypart = preg_replace(array('/<\/?p>/i','/<div><\/div>/i','/<br\s*(\/)*>/i','/<\/?div>/i'), "\n", $bodypart);
 838                 $bodypart = str_replace(array('&nbsp;','&gt;','&lt;'),array(' ','>','<'),$bodypart);
 839                 $bodypart = strip_tags($bodypart);
 840             }
 841             if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
 842                     function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode')) {
 843                 if (mb_detect_encoding($bodypart) != 'ASCII') {
 844                     $bodypart = call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode', $bodypart);
 845                 }
 846             }
 847
 848             // charset encoding in compose form stuff
 849             if (isset($body_part_entity->header->parameters['charset'])) {
 850                 $actual = $body_part_entity->header->parameters['charset'];
 851             } else {
 852                 $actual = 'us-ascii';
 853             }
 854
 855             if ( $actual && is_conversion_safe($actual) && $actual != $default_charset){
 856                 $bodypart = charset_convert($actual,$bodypart,$default_charset,false);
 857             }
 858             // end of charset encoding in compose
 859
 860             $body .= $bodypart;
 861         }
 862         if ($default_use_priority) {
 863             $mailprio = substr($orig_header->priority,0,1);
 864             if (!$mailprio) {
 865                 $mailprio = 3;
 866             }
 867         } else {
 868             $mailprio = '';
 869         }
 870
 871         $from_o = $orig_header->from;
 872         if (is_array($from_o)) {
 873             if (isset($from_o[0])) {
 874                 $from_o = $from_o[0];
 875             }
 876         }
 877         if (is_object($from_o)) {
 878             $orig_from = $from_o->getAddress();
 879         } else {
 880             $orig_from = '';
 881         }
 882
 883         $identities = array();
 884         if (count($idents) > 1) {
 885             foreach($idents as $nr=>$data) {
 886                 $enc_from_name = '"'.$data['full_name'].'" <'. $data['email_address'].'>';
 887                 if(strtolower($enc_from_name) == strtolower($orig_from)) {
 888                     $identity = $nr;
 889                     // don't stop!  need to build $identities array for idents match below
 890                     //break;
 891                 }
 892                 $identities[] = $enc_from_name;
 893             }
 894
 895             $identity_match = $orig_header->findAddress($identities);
 896             if ($identity_match) {
 897                 $identity = $identity_match;
 898             }
 899         }
 900
 901         switch ($action) {
 902             case ('draft'):
 903                 $use_signature = FALSE;
 904                 $composeMessage->rfc822_header = $orig_header;
 905                 $send_to = decodeHeader($orig_header->getAddr_s('to'),false,false,true);
 906                 $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,false,true);
 907                 $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,false,true);
 908                 $send_from = $orig_header->getAddr_s('from');
 909                 $send_from_parts = new AddressStructure();
 910                 $send_from_parts = $orig_header->parseAddress($send_from);
 911                 $send_from_add = $send_from_parts->mailbox . '@' . $send_from_parts->host;
 912                 $identity = find_identity(array($send_from_add));
 913                 $subject = decodeHeader($orig_header->subject,false,false,true);
 914
 915                 // Remember the receipt settings
 916                 $request_mdn = $mdn_user_support && !empty($orig_header->dnt) ? '1' : '0';
 917                 $request_dr = $mdn_user_support && !empty($orig_header->drnt) ? '1' : '0';
 918
 919                 /* remember the references and in-reply-to headers in case of an reply */
 920 //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?
 921                 $composeMessage->rfc822_header->more_headers['References'] = $orig_header->references;
 922                 $composeMessage->rfc822_header->more_headers['In-Reply-To'] = $orig_header->in_reply_to;
 923                 // rewrap the body to clean up quotations and line lengths
 924                 sqBodyWrap($body, $editor_size);
 925                 $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 926                 break;
 927             case ('edit_as_new'):
 928                 $send_to = decodeHeader($orig_header->getAddr_s('to'),false,false,true);
 929                 $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,false,true);
 930                 $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,false,true);
 931                 $subject = decodeHeader($orig_header->subject,false,false,true);
 932                 $mailprio = $orig_header->priority;
 933                 $orig_from = '';
 934                 $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 935                 // rewrap the body to clean up quotations and line lengths
 936                 sqBodyWrap($body, $editor_size);
 937                 break;
 938             case ('forward'):
 939                 $send_to = '';
 940                 $subject = getforwardSubject(decodeHeader($orig_header->subject,false,false,true));
 941                 $body = getforwardHeader($orig_header) . $body;
 942                 // the logic for calling sqUnWordWrap here would be to allow the browser to wrap the lines
 943                 // forwarded message text should be as undisturbed as possible, so commenting out this call
 944                 // sqUnWordWrap($body);
 945                 $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 946
 947                 //add a blank line after the forward headers
 948                 $body = "\n" . $body;
 949                 break;
 950             case ('forward_as_attachment'):
 951                 $subject = getforwardSubject(decodeHeader($orig_header->subject,false,false,true));
 952                 $composeMessage = getMessage_RFC822_Attachment($message, $composeMessage, $passed_id, $passed_ent_id, $imapConnection);
 953                 $subject = decodeHeader($orig_header->subject,false,false,true);
 954                 $subject = str_replace('"', "'", $subject);
 955                 $subject = trim($subject);
 956                 if (substr(strtolower($subject), 0, 4) != 'fwd:') {
 957                     $subject = 'Fwd: ' . $subject;
 958                 }
 959                 $body = '';
 960                 break;
 961             case ('reply_all'):
 962                 if(isset($orig_header->mail_followup_to) && $orig_header->mail_followup_to) {
 963                     $send_to = $orig_header->getAddr_s('mail_followup_to');
 964                 } else {
 965                     $send_to_cc = replyAllString($orig_header);
 966                     $send_to_cc = decodeHeader($send_to_cc,false,false,true);
 967                     $send_to_cc = str_replace('""', '"', $send_to_cc);
 968                 }
 969             case ('reply'):
 970                 // skip this if send_to was already set right above here
 971                 if(!$send_to) {
 972                     $send_to = $orig_header->reply_to;
 973                     if (is_array($send_to) && count($send_to)) {
 974                         $send_to = $orig_header->getAddr_s('reply_to', ',', FALSE, TRUE);
 975                     } else if (is_object($send_to)) { /* unneccesarry, just for failsafe purpose */
 976                         $send_to = $orig_header->getAddr_s('reply_to', ',', FALSE, TRUE);
 977                     } else {
 978                         $send_to = $orig_header->getAddr_s('from', ',', FALSE, TRUE);
 979                     }
 980                 }
 981                 $send_to = decodeHeader($send_to,false,false,true);
 982                 $send_to = str_replace('""', '"', $send_to);
 983
 984
 985                 // If user doesn't want replies to her own messages
 986                 // going back to herself (instead send again to the
 987                 // original recipient of the message being replied to),
 988                 // then iterate through identities, checking if the TO
 989                 // field is one of them (if the reply is to ourselves)
 990                 //
 991                 // Note we don't bother if the original message doesn't
 992                 // have anything in the TO field itself (because that's
 993                 // what we use if we change the recipient to be that of
 994                 // the previous message)
 995                 //
 996                 if ($do_not_reply_to_self && !empty($orig_header->to)) {
 997
 998                     $orig_to = '';
 999
1000                     foreach($idents as $id) {
1001
1002                         if (!empty($id['email_address'])
1003                          && strpos($send_to, $id['email_address']) !== FALSE) {
1004
1005                             // if this is a reply-all, the original recipient
1006                             // is already in the CC field, so we can just blank
1007                             // the recipient (TO field) (as long as the CC field
1008                             // isn't empty that is) and we're done
1009                             //
1010                             if ($action == 'reply_all') {
1011                                 if (!empty($send_to_cc)) $send_to = '';
1012                                 break;
1013                             }
1014
1015                             $orig_to = $orig_header->to;
1016                             if (is_array($orig_to) && count($orig_to)) {
1017                                 $orig_to = $orig_header->getAddr_s('to', ',', FALSE, TRUE);
1018                             } else if (is_object($orig_to)) { /* unneccesarry, just for failsafe purpose */
1019                                 $orig_to = $orig_header->getAddr_s('to', ',', FALSE, TRUE);
1020                             } else {
1021                                 $orig_to = '';
1022                             }
1023                             $orig_to = decodeHeader($orig_to,false,false,true);
1024                             $orig_to = str_replace('""', '"', $orig_to);
1025
1026                             break;
1027                         }
1028                     }
1029
1030                     // if the reply was addressed back to ourselves,
1031                     // we will send it to the TO of the previous message,
1032                     // first making sure that that address wasn't also
1033                     // one of our identities
1034                     //
1035                     if (!empty($orig_to)) {
1036
1037                         foreach($idents as $id) {
1038                             if (!empty($id['email_address'])
1039                              && strpos($orig_to, $id['email_address']) !== FALSE) {
1040                                 $orig_to = '';
1041                                 break;
1042                             }
1043                         }
1044
1045                         // if $orig_to still not empty, we can use it
1046                         //
1047                         if (!empty($orig_to)) {
1048                             $send_to = $orig_to;
1049                         }
1050                     }
1051
1052                 }
1053
1054
1055                 $subject = decodeHeader($orig_header->subject,false,false,true);
1056                 $subject = str_replace('"', "'", $subject);
1057                 $subject = trim($subject);
1058                 if (substr(strtolower($subject), 0, 3) != 're:') {
1059                     $subject = 'Re: ' . $subject;
1060                 }
1061                 /* this corrects some wrapping/quoting problems on replies */
1062                 $rewrap_body = explode("\n", $body);
1063                 $from = (is_array($orig_header->from) && !empty($orig_header->from)) ? $orig_header->from[0] : $orig_header->from;
1064                 $body = '';
1065                 $strip_sigs = getPref($data_dir, $username, 'strip_sigs');
1066                 foreach ($rewrap_body as $line) {
1067                     if ($strip_sigs && rtrim($line, "\r\n") == '-- ') {
1068                         break;
1069                     }
1070                     if (preg_match("/^(>+)/", $line, $matches)) {
1071                         $gt = $matches[1];
1072                         $body .= $body_quote . str_replace("\n", "\n$body_quote$gt ", rtrim($line)) ."\n";
1073                     } else {
1074                         $body .= $body_quote . (!empty($body_quote) ? ' ' : '') . str_replace("\n", "\n$body_quote" . (!empty($body_quote) ? ' ' : ''), rtrim($line)) . "\n";
1075                     }
1076                 }
1077
1078                 //rewrap the body to clean up quotations and line lengths
1079                 $body = sqBodyWrap ($body, $editor_size);
1080
1081                 $body = getReplyCitation($from , $orig_header->date) . $body;
1082                 $composeMessage->reply_rfc822_header = $orig_header;
1083
1084                 break;
1085             default:
1086                 break;
1087         }
1088 //FIXME: we used to register $compose_messages in the session here, but not any more - so do we still need the session_write_close() and sqimap_logout() here?  We probably need the IMAP logout, but what about the session closure?
1089         session_write_close();
1090         sqimap_logout($imapConnection);
1091     }
1092     $ret = array( 'send_to' => $send_to,
1093             'send_to_cc' => $send_to_cc,
1094             'send_to_bcc' => $send_to_bcc,
1095             'subject' => $subject,
1096             'mailprio' => $mailprio,
1097             'body' => $body,
1098             'identity' => $identity );
1099
1100     return ($ret);
1101 } /* function newMail() */
1102
1103 /**
1104  * downloads attachments from original message, stores them in attachment directory and adds
1105  * them to composed message.
1106  * @param object $message
1107  * @param object $composeMessage
1108  * @param integer $passed_id
1109  * @param mixed $entities
1110  * @param mixed $imapConnection
1111  * @return object
1112  */
1113 function getAttachments($message, &$composeMessage, $passed_id, $entities, $imapConnection) {
1114     global $squirrelmail_language, $languages, $username, $attachment_dir;
1115
1116     if (!count($message->entities) ||
1117             ($message->type0 == 'message' && $message->type1 == 'rfc822')) {
1118         if ( !in_array($message->entity_id, $entities) && $message->entity_id) {
1119             switch ($message->type0) {
1120                 case 'message':
1121                     if ($message->type1 == 'rfc822') {
1122                         $filename = $message->rfc822_header->subject;
1123                         if ($filename == "") {
1124                             $filename = "untitled-".$message->entity_id;
1125                         }
1126                         $filename .= '.eml';
1127                     } else {
1128                         $filename = $message->getFilename();
1129                     }
1130                     break;
1131                 default:
1132                     if (!$message->mime_header) { /* temporary hack */
1133                         $message->mime_header = $message->header;
1134                     }
1135                     $filename = $message->getFilename();
1136                     break;
1137             }
1138 //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
1139             $filename = str_replace('&#32;', ' ', decodeHeader($filename, true, true, true));
1140             if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
1141                     function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_encode')) {
1142                 $filename =  call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_encode', $filename);
1143             }
1144
1145             $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
1146             $localfilename = sq_get_attach_tempfile();
1147             $message->att_local_name = $localfilename;
1148
1149             $composeMessage->initAttachment($message->type0.'/'.$message->type1,$filename,
1150                     $localfilename);
1151
1152             /* Write Attachment to file */
1153             $fp = fopen ($hashed_attachment_dir . '/' . $localfilename, 'wb');
1154             mime_print_body_lines ($imapConnection, $passed_id, $message->entity_id, $message->header->encoding, $fp);
1155             fclose ($fp);
1156         }
1157     } else {
1158         for ($i=0, $entCount=count($message->entities); $i<$entCount;$i++) {
1159             $composeMessage=getAttachments($message->entities[$i], $composeMessage, $passed_id, $entities, $imapConnection);
1160         }
1161     }
1162     return $composeMessage;
1163 }
1164
1165 function getMessage_RFC822_Attachment($message, $composeMessage, $passed_id,
1166         $passed_ent_id='', $imapConnection) {
1167     if (!$passed_ent_id) {
1168         $body_a = sqimap_run_command($imapConnection,
1169                 'FETCH '.$passed_id.' RFC822',
1170                 TRUE, $response, $readmessage,
1171                 TRUE);
1172     } else {
1173         $body_a = sqimap_run_command($imapConnection,
1174                 'FETCH '.$passed_id.' BODY['.$passed_ent_id.']',
1175                 TRUE, $response, $readmessage, TRUE);
1176         $message = $message->parent;
1177     }
1178     if ($response == 'OK') {
1179         $subject = encodeHeader($message->rfc822_header->subject);
1180         array_shift($body_a);
1181         array_pop($body_a);
1182         $body = implode('', $body_a) . "\r\n";
1183
1184         global $username, $attachment_dir;
1185         $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
1186         $localfilename = sq_get_attach_tempfile();
1187         $fp = fopen($hashed_attachment_dir . '/' . $localfilename, 'wb');
1188         fwrite ($fp, $body);
1189         fclose($fp);
1190         $composeMessage->initAttachment('message/rfc822',$subject.'.eml',
1191                 $localfilename);
1192     }
1193     return $composeMessage;
1194 }
1195
1196 function showInputForm ($session, $values=false) {
1197     global $send_to, $send_to_cc, $send_to_bcc,
1198         $body, $startMessage, $action, $attachments,
1199         $use_signature, $signature, $prefix_sig, $session_expired,
1200         $editor_size, $editor_height, $subject, $newmail,
1201         $use_javascript_addr_book, $passed_id, $mailbox, $fwduid,
1202         $from_htmladdr_search, $location_of_buttons, $attachment_dir,
1203         $username, $data_dir, $identity, $idents, $delete_draft,
1204         $mailprio, $compose_new_win, $saved_draft, $mail_sent, $sig_first,
1205         $composeMessage, $composesession, $default_charset,
1206         $compose_onsubmit, $oTemplate, $oErrorHandler;
1207
1208     if (checkForJavascript()) {
1209         $onfocus = ' onfocus="alreadyFocused=true;"';
1210         $onfocus_array = array('onfocus' => 'alreadyFocused=true;');
1211     }
1212     else {
1213         $onfocus = '';
1214         $onfocus_array = array();
1215     }
1216
1217     if ($values) {
1218         $send_to = $values['send_to'];
1219         $send_to_cc = $values['send_to_cc'];
1220         $send_to_bcc = $values['send_to_bcc'];
1221         $subject = $values['subject'];
1222         $mailprio = $values['mailprio'];
1223         $body = $values['body'];
1224         $identity = (int) $values['identity'];
1225     } else {
1226         $send_to = decodeHeader($send_to, true, false);
1227         $send_to_cc = decodeHeader($send_to_cc, true, false);
1228         $send_to_bcc = decodeHeader($send_to_bcc, true, false);
1229     }
1230
1231     if ($use_javascript_addr_book) {
1232 //FIXME: NO HTML IN CORE!
1233         echo "\n". '<script type="text/javascript">'."\n<!--\n" .
1234             'function open_abook() { ' . "\n" .
1235             '  var nwin = window.open("addrbook_popup.php","abookpopup",' .
1236             '"width=670,height=300,resizable=yes,scrollbars=yes");' . "\n" .
1237             '  if((!nwin.opener) && (document.windows != null))' . "\n" .
1238             '    nwin.opener = document.windows;' . "\n" .
1239             "}\n" .
1240             "// -->\n</script>\n\n";
1241     }
1242
1243 //FIXME: NO HTML IN CORE!
1244     echo "\n" . '<form name="compose" action="compose.php" method="post" ' .
1245         'enctype="multipart/form-data"';
1246
1247     $compose_onsubmit = array();
1248     global $null;
1249     do_hook('compose_form', $null);
1250
1251     // Plugins that use compose_form hook can add an array entry
1252     // to the globally scoped $compose_onsubmit; we add them up
1253     // here and format the form tag's full onsubmit handler.
1254     // Each plugin should use "return false" if they need to
1255     // stop form submission but otherwise should NOT use "return
1256     // true" to give other plugins the chance to do what they need
1257     // to do; SquirrelMail itself will add the final "return true".
1258     // Onsubmit text is enclosed inside of double quotes, so plugins
1259     // need to quote accordingly.
1260     //
1261     // Also, plugin authors should try to retain compatibility with
1262     // the Compose Extras plugin by resetting its compose submit
1263     // counter when preventing form submit.  Use this code:
1264     // if (your-code-here) { submit_count = 0; return false; }
1265     //
1266     if (checkForJavascript()) {
1267         if (empty($compose_onsubmit))
1268             $compose_onsubmit = array();
1269         else if (!is_array($compose_onsubmit))
1270             $compose_onsubmit = array($compose_onsubmit);
1271
1272         $onsubmit_text = '';
1273         foreach ($compose_onsubmit as $text) {
1274             $text = trim($text);
1275             if (!empty($text)) {
1276                 if (substr($text, -1) != ';' && substr($text, -1) != '}')
1277                     $text .= '; ';
1278                 $onsubmit_text .= $text;
1279             }
1280         }
1281
1282         if (!empty($onsubmit_text))
1283 //FIXME: DON'T ECHO HTML FROM CORE!
1284             echo ' onsubmit="' . $onsubmit_text . ' return true;"';
1285     }
1286
1287
1288 //FIXME: NO HTML IN CORE!
1289     echo ">\n";
1290
1291 //FIXME: DON'T ECHO HTML FROM CORE!
1292     echo addHidden('smtoken', sm_generate_security_token());
1293
1294 //FIXME: DON'T ECHO HTML FROM CORE!
1295     echo addHidden('startMessage', $startMessage);
1296
1297     if ($action == 'draft') {
1298 //FIXME: DON'T ECHO HTML FROM CORE!
1299         echo addHidden('delete_draft', $passed_id);
1300     }
1301     if (isset($delete_draft)) {
1302 //FIXME: DON'T ECHO HTML FROM CORE!
1303         echo addHidden('delete_draft', $delete_draft);
1304     }
1305     if (isset($session)) {
1306 //FIXME: DON'T ECHO HTML FROM CORE!
1307         echo addHidden('session', $session);
1308     }
1309
1310     if (isset($passed_id)) {
1311 //FIXME: DON'T ECHO HTML FROM CORE!
1312         echo addHidden('passed_id', $passed_id);
1313     }
1314
1315     if (isset($fwduid)) {
1316 //FIXME: DON'T ECHO HTML FROM CORE!
1317         echo addHidden('fwduid', $fwduid);
1318     }
1319
1320     if ($saved_draft == 'yes') {
1321         $oTemplate->assign('note', _("Your draft has been saved."));
1322         $oTemplate->display('note.tpl');
1323     }
1324     if ($mail_sent == 'yes') {
1325         $oTemplate->assign('note', _("Your mail has been sent."));
1326         $oTemplate->display('note.tpl');
1327     }
1328     if ($compose_new_win == '1') {
1329         $oTemplate->display('compose_newwin_close.tpl');
1330     }
1331
1332     if ($location_of_buttons == 'top') {
1333 //FIXME: DON'T ECHO HTML FROM CORE!
1334         showComposeButtonRow();
1335     }
1336
1337     $identities = array();
1338     if (count($idents) > 1) {
1339         reset($idents);
1340         foreach($idents as $id => $data) {
1341             $identities[$id] = $data['full_name'].' &lt;'.$data['email_address'].'&gt;';
1342         }
1343     }
1344
1345     $oTemplate->assign('identities', $identities);
1346     $oTemplate->assign('identity_def', $identity);
1347     $oTemplate->assign('input_onfocus', 'onfocus="'.join(' ', $onfocus_array).'"');
1348
1349     $oTemplate->assign('to', htmlspecialchars($send_to));
1350     $oTemplate->assign('cc', htmlspecialchars($send_to_cc));
1351     $oTemplate->assign('bcc', htmlspecialchars($send_to_bcc));
1352     $oTemplate->assign('subject', htmlspecialchars($subject));
1353
1354     // access keys...
1355     //
1356     global $accesskey_compose_to, $accesskey_compose_cc,
1357            $accesskey_compose_identity, $accesskey_compose_bcc,
1358            $accesskey_compose_subject;
1359     $oTemplate->assign('accesskey_compose_identity', $accesskey_compose_identity);
1360     $oTemplate->assign('accesskey_compose_to', $accesskey_compose_to);
1361     $oTemplate->assign('accesskey_compose_cc', $accesskey_compose_cc);
1362     $oTemplate->assign('accesskey_compose_bcc', $accesskey_compose_bcc);
1363     $oTemplate->assign('accesskey_compose_subject', $accesskey_compose_subject);
1364
1365     $oTemplate->display('compose_header.tpl');
1366
1367     if ($location_of_buttons == 'between') {
1368 //FIXME: DON'T ECHO HTML FROM CORE!
1369         showComposeButtonRow();
1370     }
1371
1372     $body_str = '';
1373     if ($use_signature == true && $newmail == true && !isset($from_htmladdr_search)) {
1374         $signature = $idents[$identity]['signature'];
1375
1376         if ($sig_first == '1') {
1377             /*
1378              * FIXME: test is specific to ja_JP translation implementation.
1379              * This test might apply incorrect conversion to other translations, but
1380              * use of 7bit iso-2022-jp charset in other translations might have other
1381              * issues too.
1382              */
1383             if ($default_charset == 'iso-2022-jp') {
1384                 $body_str = "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1385             } else {
1386                 $body_str = "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
1387             }
1388             $body_str .= "\n\n".htmlspecialchars(decodeHeader($body,false,false));
1389         } else {
1390             $body_str = "\n\n".htmlspecialchars(decodeHeader($body,false,false));
1391             // FIXME: test is specific to ja_JP translation implementation. See above comments.
1392             if ($default_charset == 'iso-2022-jp') {
1393                 $body_str .= "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1394             } else {
1395                 $body_str .= "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
1396             }
1397         }
1398     } else {
1399         $body_str = htmlspecialchars(decodeHeader($body,false,false));
1400     }
1401
1402     $oTemplate->assign('editor_width', (int)$editor_size);
1403     $oTemplate->assign('editor_height', (int)$editor_height);
1404     $oTemplate->assign('input_onfocus', 'onfocus="'.join(' ', $onfocus_array).'"');
1405     $oTemplate->assign('body', $body_str);
1406     $oTemplate->assign('show_bottom_send', $location_of_buttons!='bottom');
1407
1408     // access keys...
1409     //
1410     global $accesskey_compose_body, $accesskey_compose_send;
1411     $oTemplate->assign('accesskey_compose_body', $accesskey_compose_body);
1412     $oTemplate->assign('accesskey_compose_send', $accesskey_compose_send);
1413
1414     $oTemplate->display ('compose_body.tpl');
1415
1416     if ($location_of_buttons == 'bottom') {
1417 //FIXME: DON'T ECHO HTML FROM CORE!
1418         showComposeButtonRow();
1419     }
1420
1421     // composeMessage can be empty when coming from a restored session
1422     if (is_object($composeMessage) && $composeMessage->entities)
1423         $attach_array = $composeMessage->entities;
1424     if ($session_expired && !empty($attachments) && is_array($attachments))
1425         $attach_array = $attachments;
1426
1427     /* This code is for attachments */
1428     if ((bool) ini_get('file_uploads')) {
1429
1430         /* Calculate the max size for an uploaded file.
1431          * This is advisory for the user because we can't actually prevent
1432          * people to upload too large files. */
1433         $sizes = array();
1434         /* php.ini vars which influence the max for uploads */
1435         $configvars = array('post_max_size', 'memory_limit', 'upload_max_filesize');
1436         foreach($configvars as $var) {
1437             /* skip 0 or empty values, and -1 which means 'unlimited' */
1438             if( $size = getByteSize(ini_get($var)) ) {
1439                 if ( $size != '-1' ) {
1440                     $sizes[] = $size;
1441                 }
1442             }
1443         }
1444
1445         $attach = array();
1446         global $username, $attachment_dir;
1447         $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
1448         if (!empty($attach_array)) {
1449             foreach ($attach_array as $key => $attachment) {
1450                 $attached_file = $attachment->att_local_name;
1451                 if ($attachment->att_local_name || $attachment->body_part) {
1452                     $attached_filename = decodeHeader($attachment->mime_header->getParameter('name'));
1453                     $type = $attachment->mime_header->type0.'/'.
1454                         $attachment->mime_header->type1;
1455
1456                     $a = array();
1457                     $a['Key'] = $key;
1458                     $a['FileName'] = $attached_filename;
1459                     $a['ContentType'] = $type;
1460                     $a['Size'] = filesize($hashed_attachment_dir . '/' . $attached_file);
1461                     $attach[$key] = $a;
1462                 }
1463             }
1464         }
1465
1466         $max = min($sizes);
1467         $oTemplate->assign('max_file_size', empty($max) ? -1 : $max);
1468         $oTemplate->assign('attachments', $attach);
1469
1470         // access keys...
1471         //
1472         global $accesskey_compose_attach_browse, $accesskey_compose_attach,
1473                $accesskey_compose_delete_attach;
1474         $oTemplate->assign('accesskey_compose_attach_browse', $accesskey_compose_attach_browse);
1475         $oTemplate->assign('accesskey_compose_attach', $accesskey_compose_attach);
1476         $oTemplate->assign('accesskey_compose_delete_attach', $accesskey_compose_delete_attach);
1477
1478         $oTemplate->display('compose_attachments.tpl');
1479     } // End of file_uploads if-block
1480     /* End of attachment code */
1481
1482     $oTemplate->assign('username', $username);
1483     $oTemplate->assign('smaction', $action);
1484     $oTemplate->assign('mailbox', $mailbox);
1485     sqgetGlobalVar('QUERY_STRING', $queryString, SQ_SERVER);
1486     $oTemplate->assign('querystring', $queryString);
1487     $oTemplate->assign('composesession', $composesession);
1488     $oTemplate->assign('send_button_count', unique_widget_name('send', TRUE));
1489     if (!empty($attach_array))
1490         $oTemplate->assign('attachments', urlencode(serialize($attach_array)));
1491
1492     $aUserNotices = array();
1493
1494     // File uploads are off, so we didn't show that part of the form.
1495     // To avoid bogus bug reports, tell the user why.
1496     if (!(bool) ini_get('file_uploads')) {
1497         $aUserNotices[] = _("Because PHP file uploads are turned off, you can not attach files to this message. Please see your system administrator for details.");
1498     }
1499
1500     $oTemplate->assign('user_notices', $aUserNotices);
1501
1502     $oTemplate->display('compose_form_close.tpl');
1503
1504     if ($compose_new_win=='1') {
1505         $oTemplate->display('compose_newwin_close.tpl');
1506     }
1507
1508     $oErrorHandler->setDelayedErrors(false);
1509     $oTemplate->display('footer.tpl');
1510 }
1511
1512
1513 function showComposeButtonRow() {
1514     global $use_javascript_addr_book, $save_as_draft,
1515         $default_use_priority, $mailprio, $default_use_mdn,
1516         $request_mdn, $request_dr,
1517         $data_dir, $username;
1518
1519     global $oTemplate, $buffer_hook;
1520
1521     if ($default_use_priority) {
1522         $priorities = array('1'=>_("High"), '3'=>_("Normal"), '5'=>_("Low"));
1523         $priority = isset($mailprio) ? $mailprio : 3;
1524     } else {
1525         $priorities = array();
1526         $priority = NULL;
1527     }
1528
1529     $mdn_user_support=getPref($data_dir, $username, 'mdn_user_support',$default_use_mdn);
1530
1531     $address_book_button_attribs = array();
1532     global $accesskey_compose_addresses;
1533     if ($accesskey_compose_addresses != 'NONE')
1534         $address_book_button_attribs['accesskey'] = $accesskey_compose_addresses;
1535     if ($use_javascript_addr_book && checkForJavascript()) {
1536         $addr_book = addButton(_("Addresses"),
1537                                null,
1538                                array_merge($address_book_button_attribs, array('onclick' => 'javascript:open_abook();')));
1539     } else {
1540         $addr_book = addSubmit(_("Addresses"), 'html_addr_search', $address_book_button_attribs);
1541     }
1542
1543     $oTemplate->assign('allow_priority', $default_use_priority==1);
1544     $oTemplate->assign('priority_list', $priorities);
1545     $oTemplate->assign('current_priority', $priority);
1546
1547     $oTemplate->assign('notifications_enabled', $mdn_user_support==1);
1548     $oTemplate->assign('read_receipt', $request_mdn=='1');
1549     $oTemplate->assign('delivery_receipt', $request_dr=='1');
1550
1551     $oTemplate->assign('drafts_enabled', $save_as_draft);
1552     $oTemplate->assign('address_book_button', $addr_book);
1553
1554     // access keys...
1555     //
1556     global $accesskey_compose_priority, $accesskey_compose_on_read,
1557            $accesskey_compose_on_delivery, $accesskey_compose_signature,
1558            $accesskey_compose_save_draft, $accesskey_compose_send;
1559     $oTemplate->assign('accesskey_compose_priority', $accesskey_compose_priority);
1560     $oTemplate->assign('accesskey_compose_on_read', $accesskey_compose_on_read);
1561     $oTemplate->assign('accesskey_compose_on_delivery', $accesskey_compose_on_delivery);
1562     $oTemplate->assign('accesskey_compose_signature', $accesskey_compose_signature);
1563     $oTemplate->assign('accesskey_compose_save_draft', $accesskey_compose_save_draft);
1564     $oTemplate->assign('accesskey_compose_send', $accesskey_compose_send);
1565
1566     $oTemplate->display('compose_buttons.tpl');
1567 }
1568
1569 function checkInput ($show) {
1570     /*
1571      * I implemented the $show variable because the error messages
1572      * were getting sent before the page header.  So, I check once
1573      * using $show=false, and then when i'm ready to display the error
1574      * message, show=true
1575      */
1576     global $send_to, $send_to_cc, $send_to_bcc;
1577
1578     $send_to = trim($send_to);
1579     $send_to_cc = trim($send_to_cc);
1580     $send_to_bcc = trim($send_to_bcc);
1581     if (empty($send_to) && empty($send_to_cc) && empty($send_to_bcc)) {
1582         if ($show) {
1583             plain_error_message(_("You have not filled in the \"To:\" field."));
1584         }
1585         return false;
1586     }
1587     return true;
1588 } /* function checkInput() */
1589
1590
1591 /* True if FAILURE */
1592 function saveAttachedFiles($session) {
1593     global $composeMessage, $username, $attachment_dir;
1594
1595     /* get out of here if no file was attached at all */
1596     if (! is_uploaded_file($_FILES['attachfile']['tmp_name']) ) {
1597         return true;
1598     }
1599
1600     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
1601     $localfilename = sq_get_attach_tempfile();
1602     $fullpath = $hashed_attachment_dir . '/' . $localfilename;
1603
1604     // m_u_f works better with restricted PHP installs (safe_mode, open_basedir),
1605     // if that doesn't work, try a simple rename.
1606     if (!sq_call_function_suppress_errors('move_uploaded_file', array($_FILES['attachfile']['tmp_name'], $fullpath))) {
1607         if (!sq_call_function_suppress_errors('rename', array($_FILES['attachfile']['tmp_name'], $fullpath))) {
1608             return true;
1609         }
1610     }
1611     $type = strtolower($_FILES['attachfile']['type']);
1612     $name = $_FILES['attachfile']['name'];
1613     $composeMessage->initAttachment($type, $name, $localfilename);
1614 }
1615
1616 /**
1617   * Parse strings such as "8M" and "2k" into their corresponding size in bytes
1618   *
1619   * NOTE: This function only recognizes the suffixes "K", "M" and "G"
1620   *       and will probably break very easily if the given size is in
1621   *       some completely different format.
1622   *
1623   * @param string $ini_size The input string to be converted
1624   *
1625   * @return mixed Boolean FALSE if something went wrong (the value passed in
1626   *               was empty?, the suffix was not recognized?), otherwise, the
1627   *               converted size in bytes (just the number (as an integer),
1628   *               no unit identifier included)
1629   *
1630   */
1631 function getByteSize($ini_size) {
1632
1633     if(!$ini_size) {
1634         return FALSE;
1635     }
1636
1637     $ini_size = trim($ini_size);
1638
1639     // if there's some kind of letter at the end of the string we need to multiply.
1640     if(!is_numeric(substr($ini_size, -1))) {
1641
1642         switch(strtoupper(substr($ini_size, -1))) {
1643             case 'G':
1644                 $bytesize = 1073741824;
1645                 break;
1646             case 'M':
1647                 $bytesize = 1048576;
1648                 break;
1649             case 'K':
1650                 $bytesize = 1024;
1651                 break;
1652              default:
1653                 return FALSE;
1654         }
1655
1656         return ($bytesize * (int)substr($ini_size, 0, -1));
1657     }
1658
1659     return $ini_size;
1660 }
1661
1662
1663 /**
1664  * temporary function to make use of the deliver class.
1665  * In the future the responsible backend should be automaticly loaded
1666  * and conf.pl should show a list of available backends.
1667  * The message also should be constructed by the message class.
1668  *
1669  * @param object $composeMessage The message being sent.  Please note
1670  *                               that it is passed by reference and
1671  *                               will be returned modified, with additional
1672  *                               headers, such as Message-ID, Date, In-Reply-To,
1673  *                               References, and so forth.
1674  *
1675  * @return boolean FALSE if delivery failed, or some non-FALSE value
1676  *                 upon success.
1677  *
1678  */
1679 function deliverMessage(&$composeMessage, $draft=false) {
1680     global $send_to, $send_to_cc, $send_to_bcc, $mailprio, $subject, $body,
1681         $username, $identity, $idents, $data_dir,
1682         $request_mdn, $request_dr, $default_charset, $useSendmail,
1683         $domain, $action, $default_move_to_sent, $move_to_sent,
1684         $imapServerAddress, $imapPort, $sent_folder, $key;
1685
1686     $rfc822_header = $composeMessage->rfc822_header;
1687
1688     $abook = addressbook_init(false, true);
1689     $rfc822_header->to = $rfc822_header->parseAddress($send_to,true, array(), '', $domain, array(&$abook,'lookup'));
1690     $rfc822_header->cc = $rfc822_header->parseAddress($send_to_cc,true,array(), '',$domain, array(&$abook,'lookup'));
1691     $rfc822_header->bcc = $rfc822_header->parseAddress($send_to_bcc,true, array(), '',$domain, array(&$abook,'lookup'));
1692     $rfc822_header->priority = $mailprio;
1693     $rfc822_header->subject = $subject;
1694
1695     $special_encoding='';
1696     if (strtolower($default_charset) == 'iso-2022-jp') {
1697         if (mb_detect_encoding($body) == 'ASCII') {
1698             $special_encoding = '8bit';
1699         } else {
1700             $body = mb_convert_encoding($body, 'JIS');
1701             $special_encoding = '7bit';
1702         }
1703     }
1704     $composeMessage->setBody($body);
1705
1706     $reply_to = '';
1707     $reply_to  = $idents[$identity]['reply_to'];
1708     if ($reply_to && strpos($reply_to, '@') === FALSE)
1709         $reply_to .= '@' . $domain;
1710
1711     $from_addr = build_from_header($identity);
1712     $rfc822_header->from = $rfc822_header->parseAddress($from_addr,true);
1713     if ($reply_to) {
1714         $rfc822_header->reply_to = $rfc822_header->parseAddress($reply_to,true);
1715     }
1716     /* Receipt: On Read */
1717     if (isset($request_mdn) && $request_mdn) {
1718         $rfc822_header->dnt = $rfc822_header->parseAddress($from_addr,true);
1719     } elseif (isset($rfc822_header->dnt)) {
1720         unset($rfc822_header->dnt);
1721     }
1722
1723     /* Receipt: On Delivery */
1724     if (!empty($request_dr)) {
1725 //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?
1726         $rfc822_header->more_headers['Return-Receipt-To'] = $from_addr;
1727     } elseif (isset($rfc822_header->more_headers['Return-Receipt-To'])) {
1728         unset($rfc822_header->more_headers['Return-Receipt-To']);
1729     }
1730
1731     /* multipart messages */
1732     if (count($composeMessage->entities)) {
1733         $message_body = new Message();
1734         $message_body->body_part = $composeMessage->body_part;
1735         $composeMessage->body_part = '';
1736         $mime_header = new MessageHeader;
1737         $mime_header->type0 = 'text';
1738         $mime_header->type1 = 'plain';
1739         if ($special_encoding) {
1740             $mime_header->encoding = $special_encoding;
1741         } else {
1742             $mime_header->encoding = '8bit';
1743         }
1744         if ($default_charset) {
1745             $mime_header->parameters['charset'] = $default_charset;
1746         }
1747         $message_body->mime_header = $mime_header;
1748         array_unshift($composeMessage->entities, $message_body);
1749         $content_type = new ContentType('multipart/mixed');
1750     } else {
1751         $content_type = new ContentType('text/plain');
1752         if ($special_encoding) {
1753             $rfc822_header->encoding = $special_encoding;
1754         } else {
1755             $rfc822_header->encoding = '8bit';
1756         }
1757         if ($default_charset) {
1758             $content_type->properties['charset']=$default_charset;
1759         }
1760     }
1761
1762     $rfc822_header->content_type = $content_type;
1763     $composeMessage->rfc822_header = $rfc822_header;
1764     if ($action == 'reply' || $action == 'reply_all') {
1765         global $passed_id, $passed_ent_id;
1766         $reply_id = $passed_id;
1767         $reply_ent_id = $passed_ent_id;
1768     } else {
1769         $reply_id = '';
1770         $reply_ent_id = '';
1771     }
1772
1773     /* Here you can modify the message structure just before we hand
1774        it over to deliver; plugin authors note that $composeMessage
1775        is sent and modified by reference since 1.5.2 */
1776     do_hook('compose_send', $composeMessage);
1777
1778     if (!$useSendmail && !$draft) {
1779         require_once(SM_PATH . 'class/deliver/Deliver_SMTP.class.php');
1780         $deliver = new Deliver_SMTP();
1781         global $smtpServerAddress, $smtpPort, $pop_before_smtp, $pop_before_smtp_host;
1782
1783         $authPop = (isset($pop_before_smtp) && $pop_before_smtp) ? true : false;
1784         if (empty($pop_before_smtp_host)) $pop_before_smtp_host = $smtpServerAddress;
1785         get_smtp_user($user, $pass);
1786         $stream = $deliver->initStream($composeMessage,$domain,0,
1787                 $smtpServerAddress, $smtpPort, $user, $pass, $authPop, $pop_before_smtp_host);
1788     } elseif (!$draft) {
1789         require_once(SM_PATH . 'class/deliver/Deliver_SendMail.class.php');
1790         global $sendmail_path, $sendmail_args;
1791         // Check for outdated configuration
1792         if (!isset($sendmail_args)) {
1793             if ($sendmail_path=='/var/qmail/bin/qmail-inject') {
1794                 $sendmail_args = '';
1795             } else {
1796                 $sendmail_args = '-i -t';
1797             }
1798         }
1799         $deliver = new Deliver_SendMail(array('sendmail_args'=>$sendmail_args));
1800         $stream = $deliver->initStream($composeMessage,$sendmail_path);
1801     } elseif ($draft) {
1802         global $draft_folder;
1803         $imap_stream = sqimap_login($username, false, $imapServerAddress,
1804                 $imapPort, 0);
1805         if (sqimap_mailbox_exists ($imap_stream, $draft_folder)) {
1806             require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1807             $imap_deliver = new Deliver_IMAP();
1808             $success = $imap_deliver->mail($composeMessage, $imap_stream, $reply_id, $reply_ent_id, $imap_stream, $draft_folder);
1809             sqimap_logout($imap_stream);
1810             unset ($imap_deliver);
1811             $composeMessage->purgeAttachments();
1812             return $success;
1813         } else {
1814             $msg  = '<br />'.sprintf(_("Error: Draft folder %s does not exist."), htmlspecialchars($draft_folder));
1815             plain_error_message($msg);
1816             return false;
1817         }
1818     }
1819     $success = false;
1820     if ($stream) {
1821         $deliver->mail($composeMessage, $stream, $reply_id, $reply_ent_id);
1822         $success = $deliver->finalizeStream($stream);
1823     }
1824     if (!$success) {
1825         // $deliver->dlv_server_msg is not always server's reply
1826         $msg = _("Message not sent.")
1827              . "<br />\n"
1828              . (isset($deliver->dlv_msg) ? $deliver->dlv_msg : '');
1829         if (!empty($deliver->dlv_server_msg)) {
1830             // add 'server replied' part only when it is not empty.
1831             // Delivery error can be generated by delivery class itself
1832             $msg .= '<br />'
1833                   . _("Server replied:") . ' '
1834                   . (isset($deliver->dlv_ret_nr) ? $deliver->dlv_ret_nr . ' ' : '')
1835                   . nl2br(htmlspecialchars($deliver->dlv_server_msg));
1836         }
1837         plain_error_message($msg);
1838     } else {
1839         unset ($deliver);
1840         $imap_stream = sqimap_login($username, false, $imapServerAddress, $imapPort, 0);
1841
1842
1843         // mark as replied or forwarded if applicable
1844         //
1845         global $what, $iAccount, $startMessage, $passed_id, $fwduid, $mailbox;
1846
1847         if ($action=='reply' || $action=='reply_all' || $action=='forward' || $action=='forward_as_attachment') {
1848             require(SM_PATH . 'functions/mailbox_display.php');
1849             $aMailbox = sqm_api_mailbox_select($imap_stream, $iAccount, $mailbox,array('setindex' => $what, 'offset' => $startMessage),array());
1850             switch($action) {
1851             case 'reply':
1852             case 'reply_all':
1853                 // check if we are allowed to set the \\Answered flag
1854                 if (in_array('\\answered',$aMailbox['PERMANENTFLAGS'], true)) {
1855                     $aUpdatedMsgs = sqimap_toggle_flag($imap_stream, array($passed_id), '\\Answered', true, false);
1856                     if (isset($aUpdatedMsgs[$passed_id]['FLAGS'])) {
1857                         /**
1858                         * Only update the cached headers if the header is
1859                         * cached.
1860                         */
1861                         if (isset($aMailbox['MSG_HEADERS'][$passed_id])) {
1862                             $aMailbox['MSG_HEADERS'][$passed_id]['FLAGS'] = $aMsg['FLAGS'];
1863                         }
1864                     }
1865                 }
1866                 break;
1867             case 'forward':
1868             case 'forward_as_attachment':
1869                 // check if we are allowed to set the $Forwarded flag (RFC 4550 paragraph 2.8)
1870                 if (in_array('$forwarded',$aMailbox['PERMANENTFLAGS'], true) ||
1871                     in_array('\\*',$aMailbox['PERMANENTFLAGS'])) {
1872
1873                     // when forwarding as an attachment from the message
1874                     // list, passed_id is not used, need to get UID(s)
1875                     // from the query string
1876                     //
1877                     if (empty($passed_id) && !empty($fwduid))
1878                         $ids = explode('_', $fwduid);
1879                     else
1880                         $ids = array($passed_id);
1881
1882                     $aUpdatedMsgs = sqimap_toggle_flag($imap_stream, $ids, '$Forwarded', true, false);
1883
1884                     foreach ($ids as $id) {
1885                         if (isset($aUpdatedMsgs[$id]['FLAGS'])) {
1886                             if (isset($aMailbox['MSG_HEADERS'][$id])) {
1887                                 $aMailbox['MSG_HEADERS'][$id]['FLAGS'] = $aMsg['FLAGS'];
1888                             }
1889                         }
1890                     }
1891                 }
1892                 break;
1893             }
1894
1895             /**
1896              * Write mailbox with updated seen flag information back to cache.
1897              */
1898             if(isset($aUpdatedMsgs[$passed_id])) {
1899                 $mailbox_cache[$iAccount.'_'.$aMailbox['NAME']] = $aMailbox;
1900                 sqsession_register($mailbox_cache,'mailbox_cache');
1901             }
1902
1903         }
1904
1905
1906         // move to sent folder
1907         //
1908         $move_to_sent = getPref($data_dir,$username,'move_to_sent');
1909         if (isset($default_move_to_sent) && ($default_move_to_sent != 0)) {
1910             $svr_allow_sent = true;
1911         } else {
1912             $svr_allow_sent = false;
1913         }
1914
1915         if (isset($sent_folder) && (($sent_folder != '') || ($sent_folder != 'none'))
1916                 && sqimap_mailbox_exists( $imap_stream, $sent_folder)) {
1917             $fld_sent = true;
1918         } else {
1919             $fld_sent = false;
1920         }
1921
1922         if ((isset($move_to_sent) && ($move_to_sent != 0)) || (!isset($move_to_sent))) {
1923             $lcl_allow_sent = true;
1924         } else {
1925             $lcl_allow_sent = false;
1926         }
1927
1928         if (($fld_sent && $svr_allow_sent && !$lcl_allow_sent) || ($fld_sent && $lcl_allow_sent)) {
1929             if ($action == 'reply' || $action == 'reply_all') {
1930                 $save_reply_with_orig=getPref($data_dir,$username,'save_reply_with_orig');
1931                 if ($save_reply_with_orig) {
1932                     $sent_folder = $mailbox;
1933                 }
1934             }
1935             require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1936             $imap_deliver = new Deliver_IMAP();
1937             $imap_deliver->mail($composeMessage, $imap_stream, $reply_id, $reply_ent_id, $imap_stream, $sent_folder);
1938             unset ($imap_deliver);
1939         }
1940
1941
1942         // final cleanup
1943         //
1944         $composeMessage->purgeAttachments();
1945         sqimap_logout($imap_stream);
1946
1947     }
1948     return $success;
1949 }