Make message ID available after message is sent. Not the best solution, but it's...
[squirrelmail.git] / src / compose.php
index 6d4c72383f3f9896c21ab1ed8efcf112508a2aef..6599099b446d084d317e855501f0923ca834ddf2 100644 (file)
@@ -1,11 +1,7 @@
 <?php
-
 /**
  * compose.php
  *
- * Copyright (c) 1999-2004 The SquirrelMail Project Team
- * Licensed under the GNU GPL. For full terms see the file COPYING.
- *
  * This code sends a mail.
  *
  * There are 4 modes of operation:
  *    - Send mail
  *    - Save As Draft
  *
+ * @copyright &copy; 1999-2007 The SquirrelMail Project Team
+ * @license http://opensource.org/licenses/gpl-license.php GNU Public License
  * @version $Id$
  * @package squirrelmail
  */
 
+/** This is the compose page */
+define('PAGE_NAME', 'compose');
+
 /**
- * Path for SquirrelMail required files.
- * @ignore
+ * Include the SquirrelMail initialization file.
  */
-define('SM_PATH','../');
+require('../include/init.php');
+
+/* If email_address not set and admin wants us to ask user for it,
+ * redirect to options page. */
+if ( $ask_user_info && getPref($data_dir, $username,'email_address') == "" ) {
+    header("Location: " . get_location() . "/options.php?optpage=personal");
+    exit;
+}
 
 /* SquirrelMail required files. */
-require_once(SM_PATH . 'include/validate.php');
-require_once(SM_PATH . 'functions/global.php');
-require_once(SM_PATH . 'functions/imap.php');
+require_once(SM_PATH . 'functions/imap_general.php');
+require_once(SM_PATH . 'functions/imap_messages.php');
 require_once(SM_PATH . 'functions/date.php');
 require_once(SM_PATH . 'functions/mime.php');
-require_once(SM_PATH . 'functions/plugin.php');
-require_once(SM_PATH . 'functions/display_messages.php');
+require_once(SM_PATH . 'functions/compose.php');
 require_once(SM_PATH . 'class/deliver/Deliver.class.php');
 require_once(SM_PATH . 'functions/addressbook.php');
-require_once(SM_PATH . 'functions/identity.php');
 require_once(SM_PATH . 'functions/forms.php');
+require_once(SM_PATH . 'functions/identity.php');
 
 /* --------------------- Get globals ------------------------------------- */
-/** COOKIE VARS */
-sqgetGlobalVar('key',       $key,           SQ_COOKIE);
 
 /** SESSION VARS */
-sqgetGlobalVar('username',  $username,      SQ_SESSION);
-sqgetGlobalVar('onetimepad',$onetimepad,    SQ_SESSION);
-sqgetGlobalVar('base_uri',  $base_uri,      SQ_SESSION);
 sqgetGlobalVar('delimiter', $delimiter,     SQ_SESSION);
 
+sqgetGlobalVar('delayed_errors',  $delayed_errors,  SQ_SESSION);
 sqgetGlobalVar('composesession',    $composesession,    SQ_SESSION);
 sqgetGlobalVar('compose_messages',  $compose_messages,  SQ_SESSION);
 
+// compose_messages only useful in SESSION when a forward-as-attachment
+// has been preconstructed for us and passed in via that mechanism; once
+// we have it, we can clear it from the SESSION
+sqsession_unregister('compose_messages');
+
+// Turn on delayed error handling in case we wind up redirecting below
+$oErrorHandler->setDelayedErrors(true);
+
 /** SESSION/POST/GET VARS */
-sqgetGlobalVar('session',$session);
-sqgetGlobalVar('mailbox',$mailbox);
-if(!sqgetGlobalVar('identity',$identity)) {
+sqgetGlobalVar('send', $send, SQ_POST);
+// Send can only be achieved by setting $_POST var. If Send = true then
+// retrieve other form fields from $_POST
+if (isset($send) && $send) {
+    $SQ_GLOBAL = SQ_POST;
+} else {
+    $SQ_GLOBAL = SQ_FORM;
+}
+sqgetGlobalVar('session',$session, $SQ_GLOBAL);
+sqgetGlobalVar('mailbox',$mailbox, $SQ_GLOBAL);
+if(!sqgetGlobalVar('identity',$identity, $SQ_GLOBAL)) {
     $identity=0;
 }
-sqgetGlobalVar('send_to',$send_to);
-sqgetGlobalVar('send_to_cc',$send_to_cc);
-sqgetGlobalVar('send_to_bcc',$send_to_bcc);
-sqgetGlobalVar('subject',$subject);
-sqgetGlobalVar('body',$body);
-sqgetGlobalVar('mailprio',$mailprio);
-sqgetGlobalVar('request_mdn',$request_mdn);
-sqgetGlobalVar('request_dr',$request_dr);
-sqgetGlobalVar('html_addr_search',$html_addr_search);
-sqgetGlobalVar('mail_sent',$mail_sent);
-sqgetGlobalVar('passed_id',$passed_id);
-sqgetGlobalVar('passed_ent_id',$passed_ent_id);
-sqgetGlobalVar('send',$send);
-
-sqgetGlobalVar('attach',$attach);
-
-sqgetGlobalVar('draft',$draft);
-sqgetGlobalVar('draft_id',$draft_id);
-sqgetGlobalVar('ent_num',$ent_num);
-sqgetGlobalVar('saved_draft',$saved_draft);
-sqgetGlobalVar('delete_draft',$delete_draft);
-sqgetGlobalVar('startMessage',$startMessage);
+sqgetGlobalVar('send_to',$send_to, $SQ_GLOBAL);
+sqgetGlobalVar('send_to_cc',$send_to_cc, $SQ_GLOBAL);
+sqgetGlobalVar('send_to_bcc',$send_to_bcc, $SQ_GLOBAL);
+sqgetGlobalVar('subject',$subject, $SQ_GLOBAL);
+sqgetGlobalVar('body',$body, $SQ_GLOBAL);
+sqgetGlobalVar('mailprio',$mailprio, $SQ_GLOBAL);
+sqgetGlobalVar('request_mdn',$request_mdn, $SQ_GLOBAL);
+sqgetGlobalVar('request_dr',$request_dr, $SQ_GLOBAL);
+sqgetGlobalVar('html_addr_search',$html_addr_search, $SQ_GLOBAL);
+sqgetGlobalVar('mail_sent',$mail_sent, $SQ_GLOBAL);
+sqgetGlobalVar('passed_id',$passed_id, $SQ_GLOBAL);
+sqgetGlobalVar('passed_ent_id',$passed_ent_id, $SQ_GLOBAL);
+
+sqgetGlobalVar('attach',$attach, SQ_POST);
+sqgetGlobalVar('draft',$draft, SQ_POST);
+sqgetGlobalVar('draft_id',$draft_id, $SQ_GLOBAL);
+sqgetGlobalVar('ent_num',$ent_num, $SQ_GLOBAL);
+sqgetGlobalVar('saved_draft',$saved_draft, SQ_FORM);
+
+if ( sqgetGlobalVar('delete_draft',$delete_draft) ) {
+    $delete_draft = (int)$delete_draft;
+}
+
+if ( sqgetGlobalVar('startMessage',$startMessage) ) {
+    $startMessage = (int)$startMessage;
+} else {
+    $startMessage = 1;
+}
+
 
 /** POST VARS */
-sqgetGlobalVar('sigappend',             $sigappend,             SQ_POST);
-sqgetGlobalVar('from_htmladdr_search',  $from_htmladdr_search,  SQ_POST);
-sqgetGlobalVar('addr_search_done',      $html_addr_search_done, SQ_POST);
-sqgetGlobalVar('send_to_search',        $send_to_search,        SQ_POST);
-sqgetGlobalVar('do_delete',             $do_delete,             SQ_POST);
-sqgetGlobalVar('delete',                $delete,                SQ_POST);
-sqgetGlobalVar('restoremessages',       $restoremessages,       SQ_POST);
+sqgetGlobalVar('sigappend',             $sigappend,                 SQ_POST);
+sqgetGlobalVar('from_htmladdr_search',  $from_htmladdr_search,      SQ_POST);
+sqgetGlobalVar('addr_search_done',      $html_addr_search_done,     SQ_POST);
+sqgetGlobalVar('addr_search_cancel',    $html_addr_search_cancel,   SQ_POST);
+sqgetGlobalVar('send_to_search',        $send_to_search,            SQ_POST);
+sqgetGlobalVar('do_delete',             $do_delete,                 SQ_POST);
+sqgetGlobalVar('delete',                $delete,                    SQ_POST);
+sqgetGlobalVar('attachments',           $attachments,               SQ_POST);
 if ( sqgetGlobalVar('return', $temp, SQ_POST) ) {
-  $html_addr_search_done = 'Use Addresses';
+    $html_addr_search_done = 'Use Addresses';
 }
 
 /** GET VARS */
-sqgetGlobalVar('attachedmessages', $attachedmessages, SQ_GET);
+if ( sqgetGlobalVar('account', $temp,  SQ_GET) ) {
+    $iAccount = (int) $temp;
+} else {
+    $iAccount = 0;
+}
+
 
 /** get smaction */
 if ( !sqgetGlobalVar('smaction',$action) )
 {
-  if ( sqgetGlobalVar('smaction_reply',$tmp) )      $action = 'reply';
-  if ( sqgetGlobalVar('smaction_reply_all',$tmp) )  $action = 'reply_all';
-  if ( sqgetGlobalVar('smaction_forward',$tmp) )    $action = 'forward';
-  if ( sqgetGlobalVar('smaction_attache',$tmp) )    $action = 'forward_as_attachment';
-  if ( sqgetGlobalVar('smaction_draft',$tmp) )      $action = 'draft';
-  if ( sqgetGlobalVar('smaction_edit_new',$tmp) )   $action = 'edit_as_new';
+    if ( sqgetGlobalVar('smaction_reply',$tmp) )      $action = 'reply';
+    if ( sqgetGlobalVar('smaction_reply_all',$tmp) )  $action = 'reply_all';
+    if ( sqgetGlobalVar('smaction_forward',$tmp) )    $action = 'forward';
+    if ( sqgetGlobalVar('smaction_attache',$tmp) )    $action = 'forward_as_attachment';
+    if ( sqgetGlobalVar('smaction_draft',$tmp) )      $action = 'draft';
+    if ( sqgetGlobalVar('smaction_edit_new',$tmp) )   $action = 'edit_as_new';
+}
+
+/**
+ * Here we decode the data passed in from mailto.php.
+ */
+if ( sqgetGlobalVar('mailtodata', $mailtodata, SQ_GET) ) {
+    $trtable = array('to'       => 'send_to',
+                 'cc'           => 'send_to_cc',
+                 'bcc'          => 'send_to_bcc',
+                 'body'         => 'body',
+                 'subject'      => 'subject');
+    $mtdata = unserialize($mailtodata);
+
+    foreach ($trtable as $f => $t) {
+        if ( !empty($mtdata[$f]) ) {
+            $$t = $mtdata[$f];
+        }
+    }
+    unset($mailtodata,$mtdata, $trtable);
 }
 
 /* Location (For HTTP 1.1 Header("Location: ...") redirects) */
@@ -113,124 +162,159 @@ $idents = get_identities();
 /* --------------------- Specific Functions ------------------------------ */
 
 function replyAllString($header) {
-   global $include_self_reply_all, $idents;
-   $excl_ar = array();
-   /**
-    * 1) Remove the addresses we'll be sending the message 'to'
-    */
-   $url_replytoall_avoid_addrs = '';
-   if (isset($header->replyto)) {
-      $excl_ar = $header->getAddr_a('replyto');
-   }
-   /**
-    * 2) Remove our identities from the CC list (they still can be in the
-    * TO list) only if $include_self_reply_all is turned off
-    */
-   if (!$include_self_reply_all) {
-       foreach($idents as $id) {
-           $excl_ar[strtolower(trim($id['email_address']))] = '';
+    global $include_self_reply_all, $idents;
+    $excl_ar = array();
+    /**
+     * 1) Remove the addresses we'll be sending the message 'to'
+     */
+    if (isset($header->reply_to)) {
+        $excl_ar = $header->getAddr_a('reply_to');
+    }
+    /**
+     * 2) Remove our identities from the CC list (they still can be in the
+     * TO list) only if $include_self_reply_all is turned off
+     */
+    if (!$include_self_reply_all) {
+        foreach($idents as $id) {
+            $excl_ar[strtolower(trim($id['email_address']))] = '';
+        }
+    }
+
+    /**
+     * 3) get the addresses.
+     */
+    $url_replytoall_ar = $header->getAddr_a(array('to','cc'), $excl_ar);
+
+    /**
+     * 4) generate the string.
+     */
+    $url_replytoallcc = '';
+    foreach( $url_replytoall_ar as $email => $personal) {
+        if ($personal) {
+            // if personal name contains address separator then surround
+            // the personal name with double quotes.
+            if (strpos($personal,',') !== false) {
+                $personal = '"'.$personal.'"';
+            }
+            $url_replytoallcc .= ", $personal <$email>";
+        } else {
+            $url_replytoallcc .= ', '. $email;
         }
-   }
-
-   /**
-    * 3) get the addresses.
-    */
-   $url_replytoall_ar = $header->getAddr_a(array('to','cc'), $excl_ar);
-
-   /**
-    * 4) generate the string.
-    */
-   $url_replytoallcc = '';
-   foreach( $url_replytoall_ar as $email => $personal) {
-      if ($personal) {
-         // if personal name contains address separator then surround
-         // the personal name with double quotes.
-         if (strpos($personal,',') !== false) {
-             $personal = '"'.$personal.'"';
-         }
-         $url_replytoallcc .= ", $personal <$email>";
-      } else {
-         $url_replytoallcc .= ', '. $email;
-      }
-   }
-   $url_replytoallcc = substr($url_replytoallcc,2);
-
-   return $url_replytoallcc;
+    }
+    $url_replytoallcc = substr($url_replytoallcc,2);
+
+    return $url_replytoallcc;
 }
 
+/**
+ * creates top line in reply citations
+ *
+ * Line style depends on user preferences.
+ * $orig_date argument is available only from 1.4.3 and 1.5.1 version.
+ * @param object $orig_from From: header object.
+ * @param integer $orig_date email's timestamp
+ * @return string reply citation
+ */
 function getReplyCitation($orig_from, $orig_date) {
     global $reply_citation_style, $reply_citation_start, $reply_citation_end;
-    $orig_from = decodeHeader($orig_from->getAddress(false),false,false,true);
-//    $from = decodeHeader($orig_header->getAddr_s('from',"\n$indent"),false,false);
+
+    if (!is_object($orig_from)) {
+        $sOrig_from = '';
+    } else {
+        $sOrig_from = decodeHeader($orig_from->getAddress(false),false,false,true);
+    }
+
     /* First, return an empty string when no citation style selected. */
     if (($reply_citation_style == '') || ($reply_citation_style == 'none')) {
         return '';
     }
 
     /* Make sure our final value isn't an empty string. */
-    if ($orig_from == '') {
+    if ($sOrig_from == '') {
         return '';
     }
 
     /* Otherwise, try to select the desired citation style. */
     switch ($reply_citation_style) {
     case 'author_said':
-        $start = '';
-        $end   = ' ' . _("said") . ':';
+        /**
+         * To translators: %s is for author's name
+         */
+        $full_reply_citation = sprintf(_("%s wrote:"),$sOrig_from);
         break;
     case 'quote_who':
-        $start = '<' . _("quote") . ' ' . _("who") . '="';
+        $start = '<quote who="';
         $end   = '">';
+        $full_reply_citation = $start . $sOrig_from . $end;
         break;
     case 'date_time_author':
-        $start = 'On ' . getLongDateString($orig_date) . ', ';
-        $end = ' ' . _("said") . ':';
+        /**
+         * To translators:
+         *  first %s is for date string, second %s is for author's name. Date uses
+         *  formating from "D, F j, Y g:i a" and "D, F j, Y H:i" translations.
+         * Example string:
+         *  "On Sat, December 24, 2004 23:59, Santa wrote:"
+         * If you have to put author's name in front of date string, check comments about
+         * argument swapping at http://www.php.net/sprintf
+         */
+        $full_reply_citation = sprintf(_("On %s, %s wrote:"), getLongDateString($orig_date), $sOrig_from);
         break;
     case 'user-defined':
         $start = $reply_citation_start .
-         ($reply_citation_start == '' ? '' : ' ');
+            ($reply_citation_start == '' ? '' : ' ');
         $end   = $reply_citation_end;
+        $full_reply_citation = $start . $sOrig_from . $end;
         break;
     default:
         return '';
     }
 
-    /* Build and return the citation string. */
-    return ($start . $orig_from . $end . "\n");
+    /* Add line feed and return the citation string. */
+    return ($full_reply_citation . "\n");
 }
 
+/**
+ * Creates header fields in forwarded email body
+ *
+ * $default_charset global must be set correctly before you call this function.
+ * @param object $orig_header
+ * @return $string
+ */
 function getforwardHeader($orig_header) {
-    global $editor_size;
-
-   $display = array( _("Subject") => strlen(_("Subject")),
-                     _("From")    => strlen(_("From")),
-                     _("Date")    => strlen(_("Date")),
-                     _("To")      => strlen(_("To")),
-                     _("Cc")      => strlen(_("Cc")) );
-   $maxsize = max($display);
-   $indent = str_pad('',$maxsize+2);
-   foreach($display as $key => $val) {
-      $display[$key] = $key .': '. str_pad('', $maxsize - $val);
-   }
-   $from = decodeHeader($orig_header->getAddr_s('from',"\n$indent"),false,false,true);
-   $from = str_replace('&nbsp;',' ',$from);
-   $to = decodeHeader($orig_header->getAddr_s('to',"\n$indent"),false,false,true);
-   $to = str_replace('&nbsp;',' ',$to);
-   $subject = decodeHeader($orig_header->subject,false,false,true);
-   $subject = str_replace('&nbsp;',' ',$subject);
-   $bodyTop =  str_pad(' '._("Original Message").' ',$editor_size -2,'-',STR_PAD_BOTH) .
-               "\n". $display[_("Subject")] . $subject . "\n" .
-               $display[_("From")] . $from . "\n" .
-               $display[_("Date")] . getLongDateString( $orig_header->date ). "\n" .
-               $display[_("To")] . $to . "\n";
-   if ($orig_header->cc != array() && $orig_header->cc !='') {
-      $cc = decodeHeader($orig_header->getAddr_s('cc',"\n$indent"),false,false,true);
-      $cc = str_replace('&nbsp;',' ',$cc);
-     $bodyTop .= $display[_("Cc")] .$cc . "\n";
-  }
-  $bodyTop .= str_pad('', $editor_size -2 , '-') .
-              "\n\n";
-  return $bodyTop;
+    global $editor_size, $default_charset;
+
+    // using own strlen function in order to detect correct string length
+    $display = array( _("Subject") => sq_strlen(_("Subject"),$default_charset),
+            _("From")    => sq_strlen(_("From"),$default_charset),
+            _("Date")    => sq_strlen(_("Date"),$default_charset),
+            _("To")      => sq_strlen(_("To"),$default_charset),
+            _("Cc")      => sq_strlen(_("Cc"),$default_charset) );
+    $maxsize = max($display);
+    $indent = str_pad('',$maxsize+2);
+    foreach($display as $key => $val) {
+        $display[$key] = $key .': '. str_pad('', $maxsize - $val);
+    }
+    $from = decodeHeader($orig_header->getAddr_s('from',"\n$indent"),false,false,true);
+    $from = str_replace('&nbsp;',' ',$from);
+    $to = decodeHeader($orig_header->getAddr_s('to',"\n$indent"),false,false,true);
+    $to = str_replace('&nbsp;',' ',$to);
+    $subject = decodeHeader($orig_header->subject,false,false,true);
+    $subject = str_replace('&nbsp;',' ',$subject);
+
+    // using own str_pad function in order to create correct string pad
+    $bodyTop =  sq_str_pad(' '._("Original Message").' ',$editor_size -2,'-',STR_PAD_BOTH,$default_charset) .
+        "\n". $display[_("Subject")] . $subject . "\n" .
+        $display[_("From")] . $from . "\n" .
+        $display[_("Date")] . getLongDateString( $orig_header->date, $orig_header->date_unparsed ). "\n" .
+        $display[_("To")] . $to . "\n";
+    if ($orig_header->cc != array() && $orig_header->cc !='') {
+        $cc = decodeHeader($orig_header->getAddr_s('cc',"\n$indent"),false,false,true);
+        $cc = str_replace('&nbsp;',' ',$cc);
+        $bodyTop .= $display[_("Cc")] .$cc . "\n";
+    }
+    $bodyTop .= str_pad('', $editor_size -2 , '-') .
+        "\n\n";
+    return $bodyTop;
 }
 /* ----------------------------------------------------------------------- */
 
@@ -238,27 +322,34 @@ function getforwardHeader($orig_header) {
  * If the session is expired during a post this restores the compose session
  * vars.
  */
+$session_expired = false;
 if (sqsession_is_registered('session_expired_post')) {
     sqgetGlobalVar('session_expired_post', $session_expired_post, SQ_SESSION);
     /*
      * extra check for username so we don't display previous post data from
      * another user during this session.
      */
-    if ($session_expired_post['username'] != $username) {
-        unset($session_expired_post);
-        sqsession_unregister('session_expired_post');
-        session_write_close();
-    } else {
-        foreach ($session_expired_post as $postvar => $val) {
-            if (isset($val)) {
-                $$postvar = $val;
-            } else {
-                $$postvar = '';
+    if (!empty($session_expired_post['username']) 
+     && $session_expired_post['username'] == $username) {
+        // these are the vars that we can set from the expired composed session
+        $compo_var_list = array ('send_to', 'send_to_cc', 'body',
+            'startMessage', 'passed_body', 'use_signature', 'signature',
+            'subject', 'newmail', 'send_to_bcc', 'passed_id', 'mailbox', 
+            'from_htmladdr_search', 'identity', 'draft_id', 'delete_draft', 
+            'mailprio', 'edit_as_new', 'attachments', 'composesession', 
+            'request_mdn', 'request_dr');
+
+        foreach ($compo_var_list as $var) {
+            if ( isset($session_expired_post[$var]) && !isset($$var) ) {
+                $$var = $session_expired_post[$var];
             }
         }
-        $compose_messages = unserialize(urldecode($restoremessages));
-        sqsession_register($compose_messages,'compose_messages');
+
+        if (!empty($attachments))
+            $attachments = unserialize(urldecode($attachments));
+
         sqsession_register($composesession,'composesession');
+
         if (isset($send)) {
             unset($send);
         }
@@ -273,14 +364,23 @@ if (sqsession_is_registered('session_expired_post')) {
     if ($compose_new_win == '1') {
         compose_Header($color, $mailbox);
     } else {
-        displayPageHeader($color, $mailbox);
+        $sHeaderJs = (isset($sHeaderJs)) ? $sHeaderJs : '';
+        if (strpos($action, 'reply') !== false && $reply_focus) {
+            $sBodyTagJs = 'onload="checkForm(\''.$replyfocus.'\');"';
+        } else {
+            $sBodyTagJs = 'onload="checkForm();"';
+        }
+        displayPageHeader($color, $mailbox,$sHeaderJs,$sBodyTagJs);
     }
     showInputForm($session, false);
     exit();
 }
+
 if (!isset($composesession)) {
     $composesession = 0;
     sqsession_register(0,'composesession');
+} else {
+    $composesession = (int)$composesession;
 }
 
 if (!isset($session) || (isset($newmessage) && $newmessage)) {
@@ -289,22 +389,25 @@ if (!isset($session) || (isset($newmessage) && $newmessage)) {
     $composesession = $session;
     sqsession_register($composesession,'composesession');
 }
-if (!isset($compose_messages)) {
-  $compose_messages = array();
-}
-if (!isset($compose_messages[$session]) || ($compose_messages[$session] == NULL)) {
-/* if (!array_key_exists($session, $compose_messages)) {  /* We can only do this in PHP >= 4.1 */
-  $composeMessage = new Message();
-  $rfc822_header = new Rfc822Header();
-  $composeMessage->rfc822_header = $rfc822_header;
-  $composeMessage->reply_rfc822_header = '';
-  $compose_messages[$session] = $composeMessage;
-  sqsession_register($compose_messages,'compose_messages');
+if (!empty($compose_messages[$session])) {
+    $composeMessage = $compose_messages[$session];
 } else {
-  $composeMessage=$compose_messages[$session];
+    $composeMessage = new Message();
+    $rfc822_header = new Rfc822Header();
+    $composeMessage->rfc822_header = $rfc822_header;
+    $composeMessage->reply_rfc822_header = '';
+}
+
+// re-add attachments that were already in this message
+// FIXME: note that technically this is very bad form -
+// should never directly manipulate an object like this
+if (!empty($attachments)) {
+    $attachments = unserialize(urldecode($attachments));
+    if (!empty($attachments) && is_array($attachments))
+        $composeMessage->entities = $attachments;
 }
 
-if (!isset($mailbox) || $mailbox == '' || ($mailbox == 'None')) {
+if (empty($mailbox)) {
     $mailbox = 'INBOX';
 }
 
@@ -314,45 +417,66 @@ if ($draft) {
      * of language interface.
      */
     set_my_charset();
-    $composeMessage=$compose_messages[$session];
     if (! deliverMessage($composeMessage, true)) {
         showInputForm($session);
         exit();
     } else {
-        unset($compose_messages[$session]);
         $draft_message = _("Draft Email Saved");
         /* If this is a resumed draft, then delete the original */
         if(isset($delete_draft)) {
-            Header("Location: $location/delete_message.php?mailbox=" . urlencode($draft_folder) .
-                   "&message=$delete_draft&startMessage=1&saved_draft=yes");
-            exit();
+            $imap_stream = sqimap_login($username, false, $imapServerAddress, $imapPort, false);
+            sqimap_mailbox_select($imap_stream, $draft_folder);
+            // force bypass_trash=true because message should be saved when deliverMessage() returns true.
+            // in current implementation of sqimap_msgs_list_flag() single message id can
+            // be submitted as string. docs state that it should be array.
+            sqimap_msgs_list_delete($imap_stream, $draft_folder, $delete_draft, true);
+            if ($auto_expunge) {
+                sqimap_mailbox_expunge($imap_stream, $draft_folder, true);
+            }
+            sqimap_logout($imap_stream);
         }
-        else {
-            if ($compose_new_win == '1') {
+
+        $oErrorHandler->saveDelayedErrors();
+        session_write_close();
+
+        if ($compose_new_win == '1') {
+            if ( !isset($pageheader_sent) || !$pageheader_sent ) {
                 Header("Location: $location/compose.php?saved_draft=yes&session=$composesession");
-                exit();
+            } else {
+//FIXME: DON'T ECHO HTML FROM CORE!
+                echo '   <br><br><div style="text-align: center;"><a href="' . $location
+                    . '/compose.php?saved_sent=yes&amp;session=' . $composesession . '">'
+                    . _("Return") . '</a></div>';
             }
-            else {
+            exit();
+        } else {
+            if ( !isset($pageheader_sent) || !$pageheader_sent ) {
                 Header("Location: $location/right_main.php?mailbox=" . urlencode($draft_folder) .
-                       "&startMessage=1&note=".urlencode($draft_message));
-                exit();
+                   "&startMessage=1&note=".urlencode($draft_message));
+            } else {
+//FIXME: DON'T ECHO HTML FROM CORE!
+                echo '   <br><br><div style="text-align: center;"><a href="' . $location
+                    . '/right_main.php?mailbox=' . urlencode($draft_folder)
+                    . '&amp;startMessage=1&amp;note=' . urlencode($draft_message) .'">'
+                    . _("Return") . '</a></div>';
             }
+            exit();
         }
     }
 }
 
 if ($send) {
     if (isset($_FILES['attachfile']) &&
-        $_FILES['attachfile']['tmp_name'] &&
-        $_FILES['attachfile']['tmp_name'] != 'none') {
+            $_FILES['attachfile']['tmp_name'] &&
+            $_FILES['attachfile']['tmp_name'] != 'none') {
         $AttachFailure = saveAttachedFiles($session);
     }
     if (checkInput(false) && !isset($AttachFailure)) {
-                if ($mailbox == "All Folders") {
-                        /* We entered compose via the search results page */
-                        $mailbox="INBOX"; /* Send 'em to INBOX, that's safe enough */
-                }
-        $urlMailbox = urlencode (trim($mailbox));
+        if ($mailbox == "All Folders") {
+            /* We entered compose via the search results page */
+            $mailbox = 'INBOX'; /* Send 'em to INBOX, that's safe enough */
+        }
+        $urlMailbox = urlencode($mailbox);
         if (! isset($passed_id)) {
             $passed_id = 0;
         }
@@ -375,12 +499,12 @@ if ($send) {
         $newBody = '';
         foreach ($body as $line) {
             if( $line <> '-- ' ) {
-               $line = rtrim($line);
+                $line = rtrim($line);
             }
-            if (strlen($line) <= $editor_size + 1) {
+            if (sq_strlen($line, $default_charset) <= $editor_size + 1) {
                 $newBody .= $line . "\n";
             } else {
-                sqWordWrap($line, $editor_size);
+                sqWordWrap($line, $editor_size, $default_charset);
                 $newBody .= $line . "\n";
 
             }
@@ -388,26 +512,64 @@ if ($send) {
         }
         $body = $newBody;
 
-        $composeMessage=$compose_messages[$session];
-
         $Result = deliverMessage($composeMessage);
+
+        if ($Result)
+            $mail_sent = 'yes';
+        else
+            $mail_sent = 'no';
+
+        // NOTE: this hook changed in 1.5.2 from sending $Result and
+        //       $composeMessage as args #2 and #3 to being in an array
+        //       under arg #2
+        $temp = array(&$Result, &$composeMessage, &$mail_sent);
+        do_hook('compose_send_after', $temp);
         if (! $Result) {
             showInputForm($session);
             exit();
         }
-        unset($compose_messages[$session]);
+
+        /* if it is resumed draft, delete draft message */
         if ( isset($delete_draft)) {
-            Header("Location: $location/delete_message.php?mailbox=" . urlencode( $draft_folder ).
-                   "&message=$delete_draft&startMessage=1&mail_sent=yes");
-            exit();
+            $imap_stream = sqimap_login($username, false, $imapServerAddress, $imapPort, false);
+            sqimap_mailbox_select($imap_stream, $draft_folder);
+            // bypass_trash=true because message should be saved when deliverMessage() returns true.
+            // in current implementation of sqimap_msgs_list_flag() single message id can
+            // be submitted as string. docs state that it should be array.
+            sqimap_msgs_list_delete($imap_stream, $draft_folder, $delete_draft, true);
+            if ($auto_expunge) {
+                sqimap_mailbox_expunge($imap_stream, $draft_folder, true);
+            }
+            sqimap_logout($imap_stream);
         }
-        if ($compose_new_win == '1') {
+        /*
+         * Store the error array in the session because they will be lost on a redirect
+         */
+        $oErrorHandler->saveDelayedErrors();
+        session_write_close();
 
-            Header("Location: $location/compose.php?mail_sent=yes");
-        }
-        else {
-            Header("Location: $location/right_main.php?mailbox=$urlMailbox".
-                   "&startMessage=$startMessage&mail_sent=yes");
+        if ($compose_new_win == '1') {
+            if ( !isset($pageheader_sent) || !$pageheader_sent ) {
+                Header("Location: $location/compose.php?mail_sent=$mail_sent");
+            } else {
+//FIXME: DON'T ECHO HTML FROM CORE!
+                echo '   <br><br><div style="text-align: center;"><a href="' . $location
+                    . '/compose.php?mail_sent=$mail_sent">'
+                    . _("Return") . '</a></div>';
+            }
+            exit();
+        } else {
+            if ( !isset($pageheader_sent) || !$pageheader_sent ) {
+                Header("Location: $location/right_main.php?mailbox=$urlMailbox".
+                    "&startMessage=$startMessage&mail_sent=$mail_sent");
+            } else {
+//FIXME: DON'T ECHO HTML FROM CORE!
+                echo '   <br><br><div style="text-align: center;"><a href="' . $location
+                    . "/right_main.php?mailbox=$urlMailbox"
+                    . "&amp;startMessage=$startMessage&amp;mail_sent=$mail_sent\">"
+                    . _("Return") . '</a></div>';
+            }
+            exit();
         }
     } else {
         if ($compose_new_win == '1') {
@@ -417,20 +579,20 @@ if ($send) {
             displayPageHeader($color, $mailbox);
         }
         if (isset($AttachFailure)) {
-             plain_error_message(_("Could not move/copy file. File not attached"),
-                                 $color);
+            plain_error_message(_("Could not move/copy file. File not attached"),
+                    $color);
         }
         checkInput(true);
         showInputForm($session);
         /* sqimap_logout($imapConnection); */
     }
 } elseif (isset($html_addr_search_done)) {
-        if ($compose_new_win == '1') {
-            compose_Header($color, $mailbox);
-        }
-        else {
-            displayPageHeader($color, $mailbox);
-        }
+    if ($compose_new_win == '1') {
+        compose_Header($color, $mailbox);
+    }
+    else {
+        displayPageHeader($color, $mailbox);
+    }
 
     if (isset($send_to_search) && is_array($send_to_search)) {
         foreach ($send_to_search as $k => $v) {
@@ -455,12 +617,12 @@ if ($send) {
         }
     }
     showInputForm($session);
-} elseif (isset($html_addr_search)) {
+} elseif (isset($html_addr_search) && !isset($html_addr_search_cancel)) {
     if (isset($_FILES['attachfile']) &&
-        $_FILES['attachfile']['tmp_name'] &&
-        $_FILES['attachfile']['tmp_name'] != 'none') {
+            $_FILES['attachfile']['tmp_name'] &&
+            $_FILES['attachfile']['tmp_name'] != 'none') {
         if(saveAttachedFiles($session)) {
-            plain_error_message(_("Could not move/copy file. File not attached"), $color);
+            plain_error_message(_("Could not move/copy file. File not attached"));
         }
     }
     /*
@@ -469,15 +631,14 @@ if ($send) {
      */
     include_once('./addrbook_search_html.php');
 } elseif (isset($attach)) {
+    if ($compose_new_win == '1') {
+        compose_Header($color, $mailbox);
+    } else {
+        displayPageHeader($color, $mailbox);
+    }
     if (saveAttachedFiles($session)) {
-        plain_error_message(_("Could not move/copy file. File not attached"), $color);
+        plain_error_message(_("Could not move/copy file. File not attached"));
     }
-        if ($compose_new_win == '1') {
-            compose_Header($color, $mailbox);
-        }
-        else {
-            displayPageHeader($color, $mailbox);
-        }
     showInputForm($session);
 }
 elseif (isset($sigappend)) {
@@ -485,33 +646,30 @@ elseif (isset($sigappend)) {
 
     $body .= "\n\n".($prefix_sig==true? "-- \n":'').$signature;
     if ($compose_new_win == '1') {
-         compose_Header($color, $mailbox);
+        compose_Header($color, $mailbox);
     } else {
         displayPageHeader($color, $mailbox);
     }
     showInputForm($session);
 } elseif (isset($do_delete)) {
-        if ($compose_new_win == '1') {
-            compose_Header($color, $mailbox);
-        }
-        else {
-            displayPageHeader($color, $mailbox);
-        }
+    if ($compose_new_win == '1') {
+        compose_Header($color, $mailbox);
+    } else {
+        displayPageHeader($color, $mailbox);
+    }
 
     if (isset($delete) && is_array($delete)) {
-        $composeMessage = $compose_messages[$session];
         foreach($delete as $index) {
-            $attached_file = $composeMessage->entities[$index]->att_local_name;
-            unlink ($attached_file);
-            unset ($composeMessage->entities[$index]);
+            if (!empty($composeMessage->entities) && isset($composeMessage->entities[$index])) {
+                $composeMessage->entities[$index]->purgeAttachments();
+                unset ($composeMessage->entities[$index]);
+            }
         }
         $new_entities = array();
         foreach ($composeMessage->entities as $entity) {
             $new_entities[] = $entity;
         }
         $composeMessage->entities = $new_entities;
-        $compose_messages[$session] = $composeMessage;
-        sqsession_register($compose_messages, 'compose_messages');
     }
     showInputForm($session);
 } else {
@@ -521,9 +679,9 @@ elseif (isset($sigappend)) {
      */
 
     if ($compose_new_win == '1') {
-       compose_Header($color, $mailbox);
+        compose_Header($color, $mailbox);
     } else {
-       displayPageHeader($color, $mailbox);
+        displayPageHeader($color, $mailbox);
     }
 
     $newmail = true;
@@ -545,16 +703,16 @@ elseif (isset($sigappend)) {
 
     /* in case the origin is not read_body.php */
     if (isset($send_to)) {
-       $values['send_to'] = $send_to;
+        $values['send_to'] = $send_to;
     }
     if (isset($send_to_cc)) {
-       $values['send_to_cc'] = $send_to_cc;
+        $values['send_to_cc'] = $send_to_cc;
     }
     if (isset($send_to_bcc)) {
-       $values['send_to_bcc'] = $send_to_bcc;
+        $values['send_to_bcc'] = $send_to_bcc;
     }
     if (isset($subject)) {
-       $values['subject'] = $subject;
+        $values['subject'] = $subject;
     }
     showInputForm($session, $values);
 }
@@ -566,8 +724,8 @@ exit();
 function getforwardSubject($subject)
 {
     if ((substr(strtolower($subject), 0, 4) != 'fwd:') &&
-        (substr(strtolower($subject), 0, 5) != '[fwd:') &&
-        (substr(strtolower($subject), 0, 6) != '[ fwd:')) {
+            (substr(strtolower($subject), 0, 5) != '[fwd:') &&
+            (substr(strtolower($subject), 0, 6) != '[ fwd:')) {
         $subject = '[Fwd: ' . $subject . ']';
     }
     return $subject;
@@ -576,10 +734,11 @@ function getforwardSubject($subject)
 /* This function is used when not sending or adding attachments */
 function newMail ($mailbox='', $passed_id='', $passed_ent_id='', $action='', $session='') {
     global $editor_size, $default_use_priority, $body, $idents,
-           $use_signature, $composesession, $data_dir, $username,
-           $username, $key, $imapServerAddress, $imapPort, $compose_messages,
-           $composeMessage, $body_quote;
-    global $languages, $squirrelmail_language, $default_charset;
+        $use_signature, $data_dir, $username,
+        $key, $imapServerAddress, $imapPort, 
+        $composeMessage, $body_quote, $request_mdn, $request_dr,
+        $mdn_user_support, $languages, $squirrelmail_language,
+        $default_charset;
 
     /*
      * Set $default_charset to correspond with the user's selection
@@ -592,8 +751,8 @@ function newMail ($mailbox='', $passed_id='', $passed_ent_id='', $action='', $se
     $mailprio = 3;
 
     if ($passed_id) {
-        $imapConnection = sqimap_login($username, $key, $imapServerAddress,
-        $imapPort, 0);
+        $imapConnection = sqimap_login($username, false, $imapServerAddress,
+                $imapPort, 0);
 
         sqimap_mailbox_select($imapConnection, $mailbox);
         $message = sqimap_get_message($imapConnection, $passed_id, $mailbox);
@@ -603,15 +762,15 @@ function newMail ($mailbox='', $passed_id='', $passed_ent_id='', $action='', $se
             /* redefine the messsage in case of message/rfc822 */
             $message = $message->getEntity($passed_ent_id);
             /* message is an entity which contains the envelope and type0=message
-            * and type1=rfc822. The actual entities are childs from
-            * $message->entities[0]. That's where the encoding and is located
-            */
+             * and type1=rfc822. The actual entities are childs from
+             * $message->entities[0]. That's where the encoding and is located
+             */
 
             $entities = $message->entities[0]->findDisplayEntity
-            (array(), $alt_order = array('text/plain'));
+                (array(), $alt_order = array('text/plain'));
             if (!count($entities)) {
                 $entities = $message->entities[0]->findDisplayEntity
-                (array(), $alt_order = array('text/plain','html/plain'));
+                    (array(), $alt_order = array('text/plain','text/html'));
             }
             $orig_header = $message->rfc822_header; /* here is the envelope located */
             /* redefine the message for picking up the attachments */
@@ -620,12 +779,11 @@ function newMail ($mailbox='', $passed_id='', $passed_ent_id='', $action='', $se
         } else {
             $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain'));
             if (!count($entities)) {
-                $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain','html/plain'));
+                $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain','text/html'));
             }
             $orig_header = $message->rfc822_header;
         }
 
-        $encoding = $message->header->encoding;
         $type0 = $message->type0;
         $type1 = $message->type1;
         foreach ($entities as $ent) {
@@ -635,7 +793,7 @@ function newMail ($mailbox='', $passed_id='', $passed_ent_id='', $action='', $se
             $unencoded_bodypart = mime_fetch_body($imapConnection, $passed_id, $ent);
             $body_part_entity = $message->getEntity($ent);
             $bodypart = decodeBody($unencoded_bodypart,
-            $body_part_entity->header->encoding);
+                    $body_part_entity->header->encoding);
             if ($type1 == 'html') {
                 $bodypart = str_replace("\n", ' ', $bodypart);
                 $bodypart = preg_replace(array('/<\/?p>/i','/<div><\/div>/i','/<br\s*(\/)*>/i','/<\/?div>/i'), "\n", $bodypart);
@@ -643,21 +801,23 @@ function newMail ($mailbox='', $passed_id='', $passed_ent_id='', $action='', $se
                 $bodypart = strip_tags($bodypart);
             }
             if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
-                function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode')) {
+                    function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode')) {
                 if (mb_detect_encoding($bodypart) != 'ASCII') {
                     $bodypart = call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode', $bodypart);
                 }
             }
 
-        if (isset($body_part_entity->header->parameters['charset'])) {
-            $actual = $body_part_entity->header->parameters['charset'];
-        } else {
-            $actual = 'us-ascii';
-        }
+            // charset encoding in compose form stuff
+            if (isset($body_part_entity->header->parameters['charset'])) {
+                $actual = $body_part_entity->header->parameters['charset'];
+            } else {
+                $actual = 'us-ascii';
+            }
 
-        if ( $actual && is_conversion_safe($actual) && $actual != $default_charset){
-          $bodypart = charset_convert($actual,$bodypart,$default_charset,false);
-        }
+            if ( $actual && is_conversion_safe($actual) && $actual != $default_charset){
+                $bodypart = charset_convert($actual,$bodypart,$default_charset,false);
+            }
+            // end of charset encoding in compose
 
             $body .= $bodypart;
         }
@@ -669,9 +829,7 @@ function newMail ($mailbox='', $passed_id='', $passed_ent_id='', $action='', $se
         } else {
             $mailprio = '';
         }
-        //ClearAttachments($session);
 
-        $identity = '';
         $from_o = $orig_header->from;
         if (is_array($from_o)) {
             if (isset($from_o[0])) {
@@ -688,7 +846,7 @@ function newMail ($mailbox='', $passed_id='', $passed_ent_id='', $action='', $se
         if (count($idents) > 1) {
             foreach($idents as $nr=>$data) {
                 $enc_from_name = '"'.$data['full_name'].'" <'. $data['email_address'].'>';
-                if($enc_from_name == $orig_from) {
+                if(strtolower($enc_from_name) == strtolower($orig_from)) {
                     $identity = $nr;
                     break;
                 }
@@ -702,176 +860,179 @@ function newMail ($mailbox='', $passed_id='', $passed_ent_id='', $action='', $se
         }
 
         switch ($action) {
-        case ('draft'):
-            $use_signature = FALSE;
-            $composeMessage->rfc822_header = $orig_header;
-            $send_to = decodeHeader($orig_header->getAddr_s('to'),false,false,true);
-            $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,false,true);
-            $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,false,true);
-            $send_from = $orig_header->getAddr_s('from');
-            $send_from_parts = new AddressStructure();
-            $send_from_parts = $orig_header->parseAddress($send_from);
-            $send_from_add = $send_from_parts->mailbox . '@' . $send_from_parts->host;
-            $identities = get_identities();
-            if (count($identities) > 0) {
-                foreach($identities as $iddata) {
-                    if ($send_from_add == $iddata['email_address']) {
-                        $identity = $iddata['index'];
-                        break;
-                    }
-                }
-            }
-            $subject = decodeHeader($orig_header->subject,false,false,true);
-            ///* remember the references and in-reply-to headers in case of an reply */
-            $composeMessage->rfc822_header->more_headers['References'] = $orig_header->references;
-            $composeMessage->rfc822_header->more_headers['In-Reply-To'] = $orig_header->in_reply_to;
-            //rewrap the body to clean up quotations and line lengths
-            sqBodyWrap($body, $editor_size);
-            $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
-            break;
-        case ('edit_as_new'):
-            $send_to = decodeHeader($orig_header->getAddr_s('to'),false,false,true);
-            $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,false,true);
-            $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,false,true);
-            $subject = decodeHeader($orig_header->subject,false,false,true);
-            $mailprio = $orig_header->priority;
-            $orig_from = '';
-            $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
-            //rewrap the body to clean up quotations and line lengths
-            sqBodyWrap($body, $editor_size);
-            break;
-        case ('forward'):
-            $send_to = '';
-            $subject = getforwardSubject(decodeHeader($orig_header->subject,false,false,true));
-            $body = getforwardHeader($orig_header) . $body;
-            // the logic for calling sqUnWordWrap here would be to allow the browser to wrap the lines
-            // forwarded message text should be as undisturbed as possible, so commenting out this call
-            // sqUnWordWrap($body);
-            $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
-            //add a blank line after the forward headers
-            $body = "\n" . $body;
-            break;
-        case ('forward_as_attachment'):
-            $subject = getforwardSubject(decodeHeader($orig_header->subject,false,false,true));
-            $composeMessage = getMessage_RFC822_Attachment($message, $composeMessage, $passed_id, $passed_ent_id, $imapConnection);
-            $body = '';
-            break;
-        case ('reply_all'):
-            if(isset($orig_header->mail_followup_to) && $orig_header->mail_followup_to) {
-                $send_to = $orig_header->getAddr_s('mail_followup_to');
-            } else {
-                $send_to_cc = replyAllString($orig_header);
-                $send_to_cc = decodeHeader($send_to_cc,false,false,true);
-            }
-        case ('reply'):
-            // skip this if send_to was already set right above here
-            if(!$send_to) {
-                $send_to = $orig_header->reply_to;
-                if (is_array($send_to) && count($send_to)) {
-                    $send_to = $orig_header->getAddr_s('reply_to');
-                } else if (is_object($send_to)) { /* unneccesarry, just for failsafe purpose */
-                    $send_to = $orig_header->getAddr_s('reply_to');
+            case ('draft'):
+                $use_signature = FALSE;
+                $composeMessage->rfc822_header = $orig_header;
+                $send_to = decodeHeader($orig_header->getAddr_s('to'),false,false,true);
+                $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,false,true);
+                $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,false,true);
+                $send_from = $orig_header->getAddr_s('from');
+                $send_from_parts = new AddressStructure();
+                $send_from_parts = $orig_header->parseAddress($send_from);
+                $send_from_add = $send_from_parts->mailbox . '@' . $send_from_parts->host;
+                $identity = find_identity(array($send_from_add));
+                $subject = decodeHeader($orig_header->subject,false,false,true);
+
+                // Remember the receipt settings
+                $request_mdn = $mdn_user_support && !empty($orig_header->dnt) ? '1' : '0';
+                $request_dr = $mdn_user_support && !empty($orig_header->drnt) ? '1' : '0';
+
+                /* remember the references and in-reply-to headers in case of an reply */
+//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?
+                $composeMessage->rfc822_header->more_headers['References'] = $orig_header->references;
+                $composeMessage->rfc822_header->more_headers['In-Reply-To'] = $orig_header->in_reply_to;
+                // rewrap the body to clean up quotations and line lengths
+                sqBodyWrap($body, $editor_size);
+                $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
+                break;
+            case ('edit_as_new'):
+                $send_to = decodeHeader($orig_header->getAddr_s('to'),false,false,true);
+                $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,false,true);
+                $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,false,true);
+                $subject = decodeHeader($orig_header->subject,false,false,true);
+                $mailprio = $orig_header->priority;
+                $orig_from = '';
+                $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
+                // rewrap the body to clean up quotations and line lengths
+                sqBodyWrap($body, $editor_size);
+                break;
+            case ('forward'):
+                $send_to = '';
+                $subject = getforwardSubject(decodeHeader($orig_header->subject,false,false,true));
+                $body = getforwardHeader($orig_header) . $body;
+                // the logic for calling sqUnWordWrap here would be to allow the browser to wrap the lines
+                // forwarded message text should be as undisturbed as possible, so commenting out this call
+                // sqUnWordWrap($body);
+                $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
+
+                //add a blank line after the forward headers
+                $body = "\n" . $body;
+                break;
+            case ('forward_as_attachment'):
+                $subject = getforwardSubject(decodeHeader($orig_header->subject,false,false,true));
+                $composeMessage = getMessage_RFC822_Attachment($message, $composeMessage, $passed_id, $passed_ent_id, $imapConnection);
+                $body = '';
+                break;
+            case ('reply_all'):
+                if(isset($orig_header->mail_followup_to) && $orig_header->mail_followup_to) {
+                    $send_to = $orig_header->getAddr_s('mail_followup_to');
                 } else {
-                    $send_to = $orig_header->getAddr_s('from');
+                    $send_to_cc = replyAllString($orig_header);
+                    $send_to_cc = decodeHeader($send_to_cc,false,false,true);
                 }
-            }
-            $send_to = decodeHeader($send_to,false,false,true);
-            $subject = decodeHeader($orig_header->subject,false,false,true);
-            $subject = str_replace('"', "'", $subject);
-            $subject = trim($subject);
-            if (substr(strtolower($subject), 0, 3) != 're:') {
-                $subject = 'Re: ' . $subject;
-            }
-            /* this corrects some wrapping/quoting problems on replies */
-            $rewrap_body = explode("\n", $body);
-            $from =  (is_array($orig_header->from)) ? $orig_header->from[0] : $orig_header->from;
-            $body = '';
-            $strip_sigs = getPref($data_dir, $username, 'strip_sigs');
-            foreach ($rewrap_body as $line) {
-                if ($strip_sigs && substr($line,0,3) == '-- ') {
-            break;
+            case ('reply'):
+                // skip this if send_to was already set right above here
+                if(!$send_to) {
+                    $send_to = $orig_header->reply_to;
+                    if (is_array($send_to) && count($send_to)) {
+                        $send_to = $orig_header->getAddr_s('reply_to');
+                    } else if (is_object($send_to)) { /* unneccesarry, just for failsafe purpose */
+                        $send_to = $orig_header->getAddr_s('reply_to');
+                    } else {
+                        $send_to = $orig_header->getAddr_s('from');
+                    }
                 }
-                if (preg_match("/^(>+)/", $line, $matches)) {
-                    $gt = $matches[1];
-                    $body .= $body_quote . str_replace("\n", "\n$body_quote$gt ", rtrim($line)) ."\n";
-                } else {
-                    $body .= $body_quote . (!empty($body_quote) ? ' ' : '') . str_replace("\n", "\n$body_quote" . (!empty($body_quote) ? ' ' : ''), rtrim($line)) . "\n";
+                $send_to = decodeHeader($send_to,false,false,true);
+                $subject = decodeHeader($orig_header->subject,false,false,true);
+                $subject = str_replace('"', "'", $subject);
+                $subject = trim($subject);
+                if (substr(strtolower($subject), 0, 3) != 're:') {
+                    $subject = 'Re: ' . $subject;
+                }
+                /* this corrects some wrapping/quoting problems on replies */
+                $rewrap_body = explode("\n", $body);
+                $from = (is_array($orig_header->from) && !empty($orig_header->from)) ? $orig_header->from[0] : $orig_header->from;
+                $body = '';
+                $strip_sigs = getPref($data_dir, $username, 'strip_sigs');
+                foreach ($rewrap_body as $line) {
+                    if ($strip_sigs && substr($line,0,3) == '-- ') {
+                        break;
+                    }
+                    if (preg_match("/^(>+)/", $line, $matches)) {
+                        $gt = $matches[1];
+                        $body .= $body_quote . str_replace("\n", "\n$body_quote$gt ", rtrim($line)) ."\n";
+                    } else {
+                        $body .= $body_quote . (!empty($body_quote) ? ' ' : '') . str_replace("\n", "\n$body_quote" . (!empty($body_quote) ? ' ' : ''), rtrim($line)) . "\n";
+                    }
                 }
-            }
 
-            //rewrap the body to clean up quotations and line lengths
-            $body = sqBodyWrap ($body, $editor_size);
+                //rewrap the body to clean up quotations and line lengths
+                $body = sqBodyWrap ($body, $editor_size);
 
-            $body = getReplyCitation($from , $orig_header->date) . $body;
-            $composeMessage->reply_rfc822_header = $orig_header;
+                $body = getReplyCitation($from , $orig_header->date) . $body;
+                $composeMessage->reply_rfc822_header = $orig_header;
 
-            break;
-        default:
-            break;
+                break;
+            default:
+                break;
         }
-        $compose_messages[$session] = $composeMessage;
-        sqsession_register($compose_messages, 'compose_messages');
+//FIXME: we used to register $compose_messages in the session here, but not any more - so do we still need the session_write_close() and sqimap_logout() here?  We probably need the IMAP logout, but what about the session closure?
         session_write_close();
         sqimap_logout($imapConnection);
     }
     $ret = array( 'send_to' => $send_to,
-                  'send_to_cc' => $send_to_cc,
-                  'send_to_bcc' => $send_to_bcc,
-                  'subject' => $subject,
-                  'mailprio' => $mailprio,
-                  'body' => $body,
-                  'identity' => $identity );
+            'send_to_cc' => $send_to_cc,
+            'send_to_bcc' => $send_to_bcc,
+            'subject' => $subject,
+            'mailprio' => $mailprio,
+            'body' => $body,
+            'identity' => $identity );
 
     return ($ret);
 } /* function newMail() */
 
+/**
+ * downloads attachments from original message, stores them in attachment directory and adds
+ * them to composed message.
+ * @param object $message
+ * @param object $composeMessage
+ * @param integer $passed_id
+ * @param mixed $entities
+ * @param mixed $imapConnection
+ * @return object
+ */
 function getAttachments($message, &$composeMessage, $passed_id, $entities, $imapConnection) {
-    global $attachment_dir, $username, $data_dir, $squirrelmail_language;
-    $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
+    global $squirrelmail_language, $languages, $username, $attachment_dir;
+
     if (!count($message->entities) ||
-       ($message->type0 == 'message' && $message->type1 == 'rfc822')) {
+            ($message->type0 == 'message' && $message->type1 == 'rfc822')) {
         if ( !in_array($message->entity_id, $entities) && $message->entity_id) {
-           switch ($message->type0) {
-           case 'message':
-                if ($message->type1 == 'rfc822') {
-                    $filename = $message->rfc822_header->subject;
-                    if ($filename == "") {
-                        $filename = "untitled-".$message->entity_id;
+            switch ($message->type0) {
+                case 'message':
+                    if ($message->type1 == 'rfc822') {
+                        $filename = $message->rfc822_header->subject;
+                        if ($filename == "") {
+                            $filename = "untitled-".$message->entity_id;
+                        }
+                        $filename .= '.msg';
+                    } else {
+                        $filename = $message->getFilename();
+                    }
+                    break;
+                default:
+                    if (!$message->mime_header) { /* temporary hack */
+                        $message->mime_header = $message->header;
                     }
-                    $filename .= '.msg';
-                 } else {
-                   $filename = $message->getFilename();
-                 }
-             break;
-           default:
-             if (!$message->mime_header) { /* temporary hack */
-                 $message->mime_header = $message->header;
-             }
-             $filename = $message->getFilename();
-             break;
-           }
-           $filename = str_replace('&#32;', ' ', decodeHeader($filename));
-           if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
-               function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_encode')) {
+                    $filename = $message->getFilename();
+                    break;
+            }
+            $filename = str_replace('&#32;', ' ', decodeHeader($filename));
+            if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
+                    function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_encode')) {
                 $filename =  call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_encode', $filename);
-           }
-           $localfilename = GenerateRandomString(32, '', 7);
-           $full_localfilename = "$hashed_attachment_dir/$localfilename";
-           while (file_exists($full_localfilename)) {
-               $localfilename = GenerateRandomString(32, '', 7);
-               $full_localfilename = "$hashed_attachment_dir/$localfilename";
-           }
-           $message->att_local_name = $full_localfilename;
-
-       $composeMessage->initAttachment($message->type0.'/'.$message->type1,$filename,
-             $full_localfilename);
-
-           /* Write Attachment to file */
-           $fp = fopen ("$hashed_attachment_dir/$localfilename", 'wb');
-           fputs($fp, decodeBody(mime_fetch_body($imapConnection,
-              $passed_id, $message->entity_id),
-              $message->header->encoding));
-           fclose ($fp);
+            }
+
+            $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
+            $localfilename = sq_get_attach_tempfile();
+            $message->att_local_name = $localfilename;
+
+            $composeMessage->initAttachment($message->type0.'/'.$message->type1,$filename,
+                    $localfilename);
+
+            /* Write Attachment to file */
+            $fp = fopen ($hashed_attachment_dir . '/' . $localfilename, 'wb');
+            mime_print_body_lines ($imapConnection, $passed_id, $message->entity_id, $message->header->encoding, $fp);
+            fclose ($fp);
         }
     } else {
         for ($i=0, $entCount=count($message->entities); $i<$entCount;$i++) {
@@ -882,18 +1043,16 @@ function getAttachments($message, &$composeMessage, $passed_id, $entities, $imap
 }
 
 function getMessage_RFC822_Attachment($message, $composeMessage, $passed_id,
-                                      $passed_ent_id='', $imapConnection) {
-    global $attachments, $attachment_dir, $username, $data_dir;
-    $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
+        $passed_ent_id='', $imapConnection) {
     if (!$passed_ent_id) {
         $body_a = sqimap_run_command($imapConnection,
-                                    'FETCH '.$passed_id.' RFC822',
-                                    TRUE, $response, $readmessage,
-                                    TRUE);
+                'FETCH '.$passed_id.' RFC822',
+                TRUE, $response, $readmessage,
+                TRUE);
     } else {
         $body_a = sqimap_run_command($imapConnection,
-                                     'FETCH '.$passed_id.' BODY['.$passed_ent_id.']',
-                                     TRUE, $response, $readmessage, TRUE);
+                'FETCH '.$passed_id.' BODY['.$passed_ent_id.']',
+                TRUE, $response, $readmessage, TRUE);
         $message = $message->parent;
     }
     if ($response == 'OK') {
@@ -902,357 +1061,329 @@ function getMessage_RFC822_Attachment($message, $composeMessage, $passed_id,
         array_pop($body_a);
         $body = implode('', $body_a) . "\r\n";
 
-        $localfilename = GenerateRandomString(32, 'FILE', 7);
-        $full_localfilename = "$hashed_attachment_dir/$localfilename";
-
-        $fp = fopen($full_localfilename, 'w');
+        global $username, $attachment_dir;
+        $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
+        $localfilename = sq_get_attach_tempfile();
+        $fp = fopen($hashed_attachment_dir . '/' . $localfilename, 'wb');
         fwrite ($fp, $body);
         fclose($fp);
         $composeMessage->initAttachment('message/rfc822',$subject.'.msg',
-                         $full_localfilename);
+                $localfilename);
     }
     return $composeMessage;
 }
 
 function showInputForm ($session, $values=false) {
-    global $send_to, $send_to_cc, $body, $startMessage,
-           $passed_body, $color, $use_signature, $signature, $prefix_sig,
-           $editor_size, $editor_height, $attachments, $subject, $newmail,
-           $use_javascript_addr_book, $send_to_bcc, $passed_id, $mailbox,
-           $from_htmladdr_search, $location_of_buttons, $attachment_dir,
-           $username, $data_dir, $identity, $idents, $draft_id, $delete_draft,
-           $mailprio, $default_use_mdn, $mdn_user_support, $compose_new_win,
-           $saved_draft, $mail_sent, $sig_first, $edit_as_new, $action,
-           $username, $compose_messages, $composesession, $default_charset;
+    global $send_to, $send_to_cc, $send_to_bcc,
+        $body, $startMessage, $action, $attachments,
+        $use_signature, $signature, $prefix_sig, $session_expired,
+        $editor_size, $editor_height, $subject, $newmail,
+        $use_javascript_addr_book, $passed_id, $mailbox,
+        $from_htmladdr_search, $location_of_buttons, $attachment_dir,
+        $username, $data_dir, $identity, $idents, $delete_draft,
+        $mailprio, $compose_new_win, $saved_draft, $mail_sent, $sig_first,
+        $composeMessage, $composesession, $default_charset,
+        $compose_onsubmit, $oTemplate, $oErrorHandler;
+
+    if (checkForJavascript()) {
+        $onfocus = ' onfocus="alreadyFocused=true;"';
+        $onfocus_array = array('onfocus' => 'alreadyFocused=true;');
+    }
+    else {
+        $onfocus = '';
+        $onfocus_array = array();
+    }
 
-    $composeMessage = $compose_messages[$session];
     if ($values) {
-       $send_to = $values['send_to'];
-       $send_to_cc = $values['send_to_cc'];
-       $send_to_bcc = $values['send_to_bcc'];
-       $subject = $values['subject'];
-       $mailprio = $values['mailprio'];
-       $body = $values['body'];
-       $identity = (int) $values['identity'];
+        $send_to = $values['send_to'];
+        $send_to_cc = $values['send_to_cc'];
+        $send_to_bcc = $values['send_to_bcc'];
+        $subject = $values['subject'];
+        $mailprio = $values['mailprio'];
+        $body = $values['body'];
+        $identity = (int) $values['identity'];
     } else {
-       $send_to = decodeHeader($send_to, true, false);
-       $send_to_cc = decodeHeader($send_to_cc, true, false);
-       $send_to_bcc = decodeHeader($send_to_bcc, true, false);
+        $send_to = decodeHeader($send_to, true, false);
+        $send_to_cc = decodeHeader($send_to_cc, true, false);
+        $send_to_bcc = decodeHeader($send_to_bcc, true, false);
     }
 
     if ($use_javascript_addr_book) {
-        echo "\n". '<script language="JavaScript">'."\n<!--\n" .
-             'function open_abook() { ' . "\n" .
-             '  var nwin = window.open("addrbook_popup.php","abookpopup",' .
-             '"width=670,height=300,resizable=yes,scrollbars=yes");' . "\n" .
-             '  if((!nwin.opener) && (document.windows != null))' . "\n" .
-             '    nwin.opener = document.windows;' . "\n" .
-             "}\n" .
-             "// -->\n</script>\n\n";
+//FIXME: NO HTML IN CORE!
+        echo "\n". '<script type="text/javascript">'."\n<!--\n" .
+            'function open_abook() { ' . "\n" .
+            '  var nwin = window.open("addrbook_popup.php","abookpopup",' .
+            '"width=670,height=300,resizable=yes,scrollbars=yes");' . "\n" .
+            '  if((!nwin.opener) && (document.windows != null))' . "\n" .
+            '    nwin.opener = document.windows;' . "\n" .
+            "}\n" .
+            "// -->\n</script>\n\n";
+    }
+
+//FIXME: NO HTML IN CORE!
+    echo "\n" . '<form name="compose" action="compose.php" method="post" ' .
+        'enctype="multipart/form-data"';
+
+    $compose_onsubmit = array();
+    global $null;
+    do_hook('compose_form', $null);
+
+    // Plugins that use compose_form hook can add an array entry
+    // to the globally scoped $compose_onsubmit; we add them up
+    // here and format the form tag's full onsubmit handler.
+    // Each plugin should use "return false" if they need to
+    // stop form submission but otherwise should NOT use "return
+    // true" to give other plugins the chance to do what they need
+    // to do; SquirrelMail itself will add the final "return true".
+    // Onsubmit text is enclosed inside of double quotes, so plugins
+    // need to quote accordingly.
+    if (checkForJavascript()) {
+        $onsubmit_text = ' onsubmit="';
+        if (empty($compose_onsubmit))
+            $compose_onsubmit = array();
+        else if (!is_array($compose_onsubmit))
+            $compose_onsubmit = array($compose_onsubmit);
+
+        foreach ($compose_onsubmit as $text) {
+            $text = trim($text);
+            if (substr($text, -1) != ';' && substr($text, -1) != '}')
+                $text .= '; ';
+            $onsubmit_text .= $text;
+        }
+
+//FIXME: DON'T ECHO HTML FROM CORE!
+        echo $onsubmit_text . ' return true;"';
     }
 
-    echo "\n" . '<form name="compose" action="compose.php" method="post" ' .
-         'enctype="multipart/form-data"';
-    do_hook('compose_form');
 
+//FIXME: NO HTML IN CORE!
     echo ">\n";
 
+//FIXME: DON'T ECHO HTML FROM CORE!
     echo addHidden('startMessage', $startMessage);
 
     if ($action == 'draft') {
+//FIXME: DON'T ECHO HTML FROM CORE!
         echo addHidden('delete_draft', $passed_id);
     }
     if (isset($delete_draft)) {
+//FIXME: DON'T ECHO HTML FROM CORE!
         echo addHidden('delete_draft', $delete_draft);
     }
     if (isset($session)) {
+//FIXME: DON'T ECHO HTML FROM CORE!
         echo addHidden('session', $session);
     }
 
     if (isset($passed_id)) {
+//FIXME: DON'T ECHO HTML FROM CORE!
         echo addHidden('passed_id', $passed_id);
     }
 
     if ($saved_draft == 'yes') {
-        echo '<br /><center><b>'. _("Draft Saved").'</center></b>';
+        $oTemplate->assign('note', _("Your draft has been saved."));
+        $oTemplate->display('note.tpl');
     }
     if ($mail_sent == 'yes') {
-        echo '<br /><center><b>'. _("Your Message has been sent.").'</center></b>';
+        $oTemplate->assign('note', _("Your mail has been sent."));
+        $oTemplate->display('note.tpl');
     }
-    echo '<table align="center" cellspacing="0" border="0">' . "\n";
     if ($compose_new_win == '1') {
-        echo '<table align="center" bgcolor="'.$color[0].'" width="100%" border="0">'."\n" .
-             '   <tr><td></td>'. html_tag( 'td', '', 'right' ) . '<input type="button" name="Close" onClick="return self.close()" value="'._("Close").'" /></td></tr>'."\n";
+        $oTemplate->display('compose_newwin_close.tpl');
     }
+
     if ($location_of_buttons == 'top') {
+//FIXME: DON'T ECHO HTML FROM CORE!
         showComposeButtonRow();
     }
 
-    /* display select list for identities */
+    $identities = array();
     if (count($idents) > 1) {
-      $ident_list = array();
-      foreach($idents as $id => $data) {
-        $ident_list[$id] =
-          $data['full_name'].' <'.$data['email_address'].'>';
-      }
-        echo '   <tr>' . "\n" .
-                    html_tag( 'td', '', 'right', $color[4], 'width="10%"' ) .
-                    _("From:") . '</td>' . "\n" .
-                    html_tag( 'td', '', 'left', $color[4], 'width="90%"' ) .
-              '         '.
-              addSelect('identity', $ident_list, $identity, TRUE);
-
-        echo '      </td>' . "\n" .
-             '   </tr>' . "\n";
-    }
-
-    echo '   <tr>' . "\n" .
-                html_tag( 'td', '', 'right', $color[4], 'width="10%"' ) .
-                _("To") . ':</td>' . "\n" .
-                html_tag( 'td', '', 'left', $color[4], 'width="90%"' ) .
-                addInput('send_to', $send_to, 60). '<br />' . "\n" .
-         '      </td>' . "\n" .
-         '   </tr>' . "\n" .
-         '   <tr>' . "\n" .
-                html_tag( 'td', '', 'right', $color[4] ) .
-                _("Cc") . ':</td>' . "\n" .
-                html_tag( 'td', '', 'left', $color[4] ) .
-                addInput('send_to_cc', $send_to_cc, 60). '<br />' . "\n" .
-         '      </td>' . "\n" .
-         '   </tr>' . "\n" .
-         '   <tr>' . "\n" .
-                html_tag( 'td', '', 'right', $color[4] ) .
-                _("Bcc") . ':</td>' . "\n" .
-                html_tag( 'td', '', 'left', $color[4] ) .
-                addInput('send_to_bcc', $send_to_bcc, 60).'<br />' . "\n" .
-         '      </td>' . "\n" .
-         '   </tr>' . "\n" .
-         '   <tr>' . "\n" .
-                html_tag( 'td', '', 'right', $color[4] ) .
-                _("Subject") . ':</td>' . "\n" .
-                html_tag( 'td', '', 'left', $color[4] ) . "\n";
-    echo '         '.addInput('subject', $subject, 60).
-         '      </td>' . "\n" .
-         '   </tr>' . "\n\n";
+        reset($idents);
+        foreach($idents as $id => $data) {
+            $identities[$id] = $data['full_name'].' &lt;'.$data['email_address'].'&gt;';
+        }
+    }
+
+    $oTemplate->assign('identities', $identities);
+    $oTemplate->assign('identity_def', $identity);
+    $oTemplate->assign('input_onfocus', 'onfocus="'.join(' ', $onfocus_array).'"');
+
+    $oTemplate->assign('to', htmlspecialchars($send_to));
+    $oTemplate->assign('cc', htmlspecialchars($send_to_cc));
+    $oTemplate->assign('bcc', htmlspecialchars($send_to_bcc));
+    $oTemplate->assign('subject', htmlspecialchars($subject));
+
+    $oTemplate->display('compose_header.tpl');
 
     if ($location_of_buttons == 'between') {
+//FIXME: DON'T ECHO HTML FROM CORE!
         showComposeButtonRow();
     }
 
-    /* why this distinction? */
-    if ($compose_new_win == '1') {
-        echo '   <tr>' . "\n" .
-             '      <td bgcolor="' . $color[0] . '" colspan="2" align="center">' . "\n" .
-             '         <textarea name="body" id="body" rows="' . (int)$editor_height .
-             '" cols="' . (int)$editor_size . '" wrap="virtual">';
-    }
-    else {
-        echo '   <tr>' . "\n" .
-            '      <td bgcolor="' . $color[4] . '" colspan="2">' . "\n" .
-            '         &nbsp;&nbsp;<textarea name="body" id="body" rows="' . (int)$editor_height .
-            '" cols="' . (int)$editor_size . '" wrap="virtual">';
-    }
-
+    $body_str = '';
     if ($use_signature == true && $newmail == true && !isset($from_htmladdr_search)) {
         $signature = $idents[$identity]['signature'];
 
         if ($sig_first == '1') {
+            /*
+             * FIXME: test is specific to ja_JP translation implementation.
+             * This test might apply incorrect conversion to other translations, but
+             * use of 7bit iso-2022-jp charset in other translations might have other
+             * issues too.
+             */
             if ($default_charset == 'iso-2022-jp') {
-                echo "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
+                $body_str = "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
             } else {
-            echo "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
+                $body_str = "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
             }
-            echo "\n\n".htmlspecialchars(decodeHeader($body,false,false));
-        }
-        else {
-            echo "\n\n".htmlspecialchars(decodeHeader($body,false,false));
+            $body_str .= "\n\n".htmlspecialchars(decodeHeader($body,false,false));
+        } else {
+            $body_str = "\n\n".htmlspecialchars(decodeHeader($body,false,false));
+            // FIXME: test is specific to ja_JP translation implementation. See above comments.
             if ($default_charset == 'iso-2022-jp') {
-                echo "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
-            }else{
-            echo "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
+                $body_str .= "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
+            } else {
+                $body_str .= "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
+            }
         }
+    } else {
+        $body_str = htmlspecialchars(decodeHeader($body,false,false));
     }
-    }
-    else {
-       echo htmlspecialchars(decodeHeader($body,false,false));
-    }
-    echo '</textarea><br />' . "\n" .
-         '      </td>' . "\n" .
-         '   </tr>' . "\n";
 
+    $oTemplate->assign('editor_width', (int)$editor_size);
+    $oTemplate->assign('editor_height', (int)$editor_height);
+    $oTemplate->assign('input_onfocus', 'onfocus="'.join(' ', $onfocus_array).'"');
+    $oTemplate->assign('body', $body_str);
+    $oTemplate->assign('show_bottom_send', $location_of_buttons!='bottom');
+
+    $oTemplate->display ('compose_body.tpl');
 
     if ($location_of_buttons == 'bottom') {
+//FIXME: DON'T ECHO HTML FROM CORE!
         showComposeButtonRow();
-    } else {
-        echo '   <tr>' . "\n" .
-                    html_tag( 'td', '', 'right', '', 'colspan="2"' ) . "\n" .
-             '         ' . addSubmit(_("Send"), 'send').
-             '         &nbsp;&nbsp;&nbsp;&nbsp;<br /><br />' . "\n" .
-             '      </td>' . "\n" .
-             '   </tr>' . "\n";
     }
 
+    // composeMessage can be empty when coming from a restored session
+    if (is_object($composeMessage) && $composeMessage->entities)
+        $attach_array = $composeMessage->entities;
+    if ($session_expired && !empty($attachments) && is_array($attachments))
+        $attach_array = $attachments;
+
     /* This code is for attachments */
-        if ((bool) ini_get('file_uploads')) {
-
-    /* Calculate the max size for an uploaded file.
-     * This is advisory for the user because we can't actually prevent
-     * people to upload too large files. */
-    $sizes = array();
-    /* php.ini vars which influence the max for uploads */
-    $configvars = array('post_max_size', 'memory_limit', 'upload_max_filesize');
-    foreach($configvars as $var) {
-        /* skip 0 or empty values */
-        if( $size = getByteSize(ini_get($var)) ) {
-            $sizes[] = $size;
+    if ((bool) ini_get('file_uploads')) {
+
+        /* Calculate the max size for an uploaded file.
+         * This is advisory for the user because we can't actually prevent
+         * people to upload too large files. */
+        $sizes = array();
+        /* php.ini vars which influence the max for uploads */
+        $configvars = array('post_max_size', 'memory_limit', 'upload_max_filesize');
+        foreach($configvars as $var) {
+            /* skip 0 or empty values, and -1 which means 'unlimited' */
+            if( $size = getByteSize(ini_get($var)) ) {
+                if ( $size != '-1' ) {
+                    $sizes[] = $size;
+                }
+            }
         }
-    }
 
-    if(count($sizes) > 0) {
-        $maxsize = '(max.&nbsp;' . show_readable_size( min( $sizes ) ) . ')';
-    } else {
-        $maxsize = '';
-    }
-    echo addHidden('MAX_FILE_SIZE', min( $sizes ));
-    echo '   <tr>' . "\n" .
-         '      <td colspan="2">' . "\n" .
-         '         <table width="100%" cellpadding="1" cellspacing="0" align="center"'.
-                   ' border="0" bgcolor="'.$color[9].'">' . "\n" .
-         '            <tr>' . "\n" .
-         '               <td>' . "\n" .
-         '                 <table width="100%" cellpadding="3" cellspacing="0" align="center"'.
-                           ' border="0">' . "\n" .
-         '                    <tr>' . "\n" .
-                                 html_tag( 'td', '', 'right', '', 'valign="middle"' ) .
-                                 _("Attach:") . '</td>' . "\n" .
-                                 html_tag( 'td', '', 'left', '', 'valign="middle"' ) .
-         '                          <input name="attachfile" size="48" type="file" />' . "\n" .
-         '                          &nbsp;&nbsp;<input type="submit" name="attach"' .
-                                    ' value="' . _("Add") .'" />' . "\n" .
-                                    $maxsize .
-         '                       </td>' . "\n" .
-         '                    </tr>' . "\n";
-
-
-    $s_a = array();
-    if ($composeMessage->entities) {
-        foreach ($composeMessage->entities as $key => $attachment) {
-           $attached_file = $attachment->att_local_name;
-           if ($attachment->att_local_name || $attachment->body_part) {
-                $attached_filename = decodeHeader($attachment->mime_header->getParameter('name'));
-                $type = $attachment->mime_header->type0.'/'.
+        $attach = array();
+        global $username, $attachment_dir;
+        $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
+        if (!empty($attach_array)) {
+            foreach ($attach_array as $key => $attachment) {
+                $attached_file = $attachment->att_local_name;
+                if ($attachment->att_local_name || $attachment->body_part) {
+                    $attached_filename = decodeHeader($attachment->mime_header->getParameter('name'));
+                    $type = $attachment->mime_header->type0.'/'.
                         $attachment->mime_header->type1;
 
-                $s_a[] = '<table bgcolor="'.$color[0].
-                    '" border="0"><tr><td>'.
-                    addCheckBox('delete[]', FALSE, $key).
-                    "</td><td>\n" . $attached_filename .
-                    '</td><td>-</td><td> ' . $type . '</td><td>('.
-                    show_readable_size( filesize( $attached_file ) ) . ')</td></tr></table>'."\n";
-           }
+                    $a = array();
+                    $a['Key'] = $key;
+                    $a['FileName'] = $attached_filename;
+                    $a['ContentType'] = $type;
+                    $a['Size'] = filesize($hashed_attachment_dir . '/' . $attached_file);
+                    $attach[$key] = $a;
+                }
+            }
         }
-    }
-    if (count($s_a)) {
-       foreach ($s_a as $s) {
-          echo '<tr>' . html_tag( 'td', '', 'left', $color[0], 'colspan="2"' ) . $s .'</td></tr>';
-       }
-       echo '<tr><td colspan="2"><input type="submit" name="do_delete" value="' .
-            _("Delete selected attachments") . "\" />\n" .
-            '</td></tr>';
-    }
-    echo '                  </table>' . "\n" .
-         '               </td>' . "\n" .
-         '            </tr>' . "\n" .
-         '         </table>' . "\n" .
-         '      </td>' . "\n" .
-         '   </tr>' . "\n";
-        } // End of file_uploads if-block
+
+        $max = min($sizes);
+        $oTemplate->assign('max_file_size', empty($max) ? -1 : $max);
+        $oTemplate->assign('attachments', $attach);
+
+        $oTemplate->display('compose_attachments.tpl');
+    } // End of file_uploads if-block
     /* End of attachment code */
-    if ($compose_new_win == '1') {
-        echo '</table>'."\n";
-    }
 
-    echo '</table>' . "\n" .
-        addHidden('username', $username).
-        addHidden('smaction', $action).
-        addHidden('mailbox', $mailbox);
-    /*
-       store the complete ComposeMessages array in a hidden input value
-       so we can restore them in case of a session timeout.
-    */
+//FIXME: no direct echoing to browser, no HTML output in core!
+    echo addHidden('username', $username).
+         addHidden('smaction', $action).
+         addHidden('mailbox', $mailbox);
     sqgetGlobalVar('QUERY_STRING', $queryString, SQ_SERVER);
-    echo addHidden('restoremessages', serialize($compose_messages)).
-         addHidden('composesession', $composesession).
-         addHidden('querystring', $queryString).
-         "</form>\n";
+//FIXME: no direct echoing to browser, no HTML output in core!
+    echo addHidden('composesession', $composesession).
+        addHidden('querystring', $queryString).
+        (!empty($attach_array) ?
+         addHidden('attachments', urlencode(serialize($attach_array))) : '').
+        "</form>\n";
     if (!(bool) ini_get('file_uploads')) {
-      /* File uploads are off, so we didn't show that part of the form.
-         To avoid bogus bug reports, tell the user why. */
-      echo 'Because PHP file uploads are turned off, you can not attach files ';
-      echo "to this message.  Please see your system administrator for details.\r\n";
+        /* File uploads are off, so we didn't show that part of the form.
+           To avoid bogus bug reports, tell the user why. */
+//FIXME: no direct echoing to browser, no HTML output in core!
+        echo '<p style="text-align:center">'
+            . _("Because PHP file uploads are turned off, you can not attach files to this message. Please see your system administrator for details.")
+            . "</p>\r\n";
+    }
+
+    if ($compose_new_win=='1') {
+        $oTemplate->display('compose_newwin_close.tpl');
     }
 
-    do_hook('compose_bottom');
-    echo '</body></html>' . "\n";
+    do_hook('compose_bottom', $null);
+
+    $oErrorHandler->setDelayedErrors(false);
+    $oTemplate->display('footer.tpl');
 }
 
 
 function showComposeButtonRow() {
     global $use_javascript_addr_book, $save_as_draft,
-           $default_use_priority, $mailprio, $default_use_mdn,
-           $request_mdn, $request_dr,
-           $data_dir, $username;
+        $default_use_priority, $mailprio, $default_use_mdn,
+        $request_mdn, $request_dr,
+        $data_dir, $username;
+
+    global $oTemplate, $buffer_hook;
 
-    echo '   <tr>' . "\n" .
-         '      <td></td>' . "\n" .
-         '      <td>' . "\n";
     if ($default_use_priority) {
-        if(!isset($mailprio)) {
-            $mailprio = '3';
-        }
-        echo '          ' . _("Priority") .
-             addSelect('mailprio', array(
-                                         '1' => _("High"),
-                                         '3' => _("Normal"),
-                                         '5' => _("Low") ), $mailprio, TRUE);
+        $priorities = array('1'=>_("High"), '3'=>_("Normal"), '5'=>_("Low"));
+        $priority = isset($mailprio) ? $mailprio : 3;
+    } else {
+        $priorities = array();
+        $priority = NULL;
     }
+
     $mdn_user_support=getPref($data_dir, $username, 'mdn_user_support',$default_use_mdn);
-    if ($default_use_mdn) {
-        if ($mdn_user_support) {
-            echo '          ' . _("Receipt") .': '.
-              addCheckBox('request_mdn', $request_mdn == '1', '1'). _("On Read").
-              addCheckBox('request_dr',  $request_dr  == '1', '1'). _("On Delivery");
-        }
-    }
 
-    echo '      </td>' . "\n" .
-         '   </tr>' . "\n" .
-         '   <tr>'  . "\n" .
-         '      <td></td>' . "\n" .
-         '      <td>' . "\n" .
-         '         <input type="submit" name="sigappend" value="' . _("Signature") . '" />' . "\n";
-    if ($use_javascript_addr_book) {
-        echo "         <script language=\"JavaScript\"><!--\n document.write(\"".
-             "            <input type=button value=\\\""._("Addresses").
-                                 "\\\" onclick=\\\"javascript:open_abook();\\\" />\");".
-             "            // --></script><noscript>\n".
-             '            <input type="submit" name="html_addr_search" value="'.
-                              _("Addresses").'" />'.
-             "         </noscript>\n";
+    if ($use_javascript_addr_book && checkForJavascript()) {
+        $addr_book = addButton(_("Addresses"), null, array('onclick' => 'javascript:open_abook();'));
     } else {
-        echo '         <input type="submit" name="html_addr_search" value="'.
-                                 _("Addresses").'" />' . "\n";
+        $addr_book = addSubmit(_("Addresses"), 'html_addr_search');
     }
 
-    if ($save_as_draft) {
-        echo '         <input type="submit" name ="draft" value="' . _("Save Draft") . "\" />\n";
-    }
+    $oTemplate->assign('allow_priority', $default_use_priority==1);
+    $oTemplate->assign('priority_list', $priorities);
+    $oTemplate->assign('current_priority', $priority);
+
+    $oTemplate->assign('notifications_enabled', $mdn_user_support==1);
+    $oTemplate->assign('read_receipt', $request_mdn=='1');
+    $oTemplate->assign('delivery_receipt', $request_dr=='1');
 
-    echo '         <input type="submit" name="send" value="'. _("Send") . '" />' . "\n";
-    do_hook('compose_button_row');
+    $oTemplate->assign('drafts_enabled', $save_as_draft);
+    $oTemplate->assign('address_book_button', $addr_book);
 
-    echo '      </td>' . "\n" .
-         '   </tr>' . "\n\n";
+    $oTemplate->display('compose_buttons.tpl');
 }
 
 function checkInput ($show) {
@@ -1262,11 +1393,14 @@ function checkInput ($show) {
      * using $show=false, and then when i'm ready to display the error
      * message, show=true
      */
-    global $body, $send_to, $send_to_bcc, $subject, $color;
+    global $send_to, $send_to_cc, $send_to_bcc;
 
-    if ($send_to == '' && $send_to_bcc == '') {
+    $send_to = trim($send_to);
+    $send_to_cc = trim($send_to_cc);
+    $send_to_bcc = trim($send_to_bcc);
+    if (empty($send_to) && empty($send_to_cc) && empty($send_to_bcc)) {
         if ($show) {
-            plain_error_message(_("You have not filled in the \"To:\" field."), $color);
+            plain_error_message(_("You have not filled in the \"To:\" field."));
         }
         return false;
     }
@@ -1276,8 +1410,7 @@ function checkInput ($show) {
 
 /* True if FAILURE */
 function saveAttachedFiles($session) {
-    global $_FILES, $attachment_dir, $attachments, $username,
-           $data_dir, $compose_messages;
+    global $composeMessage, $username, $attachment_dir;
 
     /* get out of here if no file was attached at all */
     if (! is_uploaded_file($_FILES['attachfile']['tmp_name']) ) {
@@ -1285,38 +1418,19 @@ function saveAttachedFiles($session) {
     }
 
     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
-    $localfilename = GenerateRandomString(32, '', 7);
-    $full_localfilename = "$hashed_attachment_dir/$localfilename";
-    while (file_exists($full_localfilename)) {
-        $localfilename = GenerateRandomString(32, '', 7);
-        $full_localfilename = "$hashed_attachment_dir/$localfilename";
-    }
-
-    // FIXME: we SHOULD prefer move_uploaded_file over rename because
-    // m_u_f works better with restricted PHP installes (safe_mode, open_basedir)
-    if (!@rename($_FILES['attachfile']['tmp_name'], $full_localfilename)) {
-            if (!@move_uploaded_file($_FILES['attachfile']['tmp_name'],$full_localfilename)) {
-                return true;
-                }
+    $localfilename = sq_get_attach_tempfile();
+    $fullpath = $hashed_attachment_dir . '/' . $localfilename;
+
+    // m_u_f works better with restricted PHP installs (safe_mode, open_basedir),
+    // if that doesn't work, try a simple rename.
+    if (!sq_call_function_suppress_errors('move_uploaded_file', array($_FILES['attachfile']['tmp_name'], $fullpath))) {
+        if (!sq_call_function_suppress_errors('rename', array($_FILES['attachfile']['tmp_name'], $fullpath))) {
+            return true;
+        }
     }
-    $message = $compose_messages[$session];
     $type = strtolower($_FILES['attachfile']['type']);
     $name = $_FILES['attachfile']['name'];
-    $message->initAttachment($type, $name, $full_localfilename);
-    $compose_messages[$session] = $message;
-    sqsession_register($compose_messages , 'compose_messages');
-}
-
-function ClearAttachments($composeMessage) {
-    if ($composeMessage->att_local_name) {
-        $attached_file = $composeMessage->att_local_name;
-        if (file_exists($attached_file)) {
-            unlink($attached_file);
-        }
-    }
-    for ($i=0, $entCount=count($composeMessage->entities);$i< $entCount; ++$i) {
-        ClearAttachments($composeMessage->entities[$i]);
-    }
+    $composeMessage->initAttachment($type, $name, $localfilename);
 }
 
 /* parse values like 8M and 2k into bytes */
@@ -1333,14 +1447,14 @@ function getByteSize($ini_size) {
 
         switch(strtoupper(substr($ini_size, -1))) {
             case 'G':
-               $bytesize = 1073741824;
-               break;
+                $bytesize = 1073741824;
+                break;
             case 'M':
-               $bytesize = 1048576;
-               break;
+                $bytesize = 1048576;
+                break;
             case 'K':
-               $bytesize = 1024;
-               break;
+                $bytesize = 1024;
+                break;
         }
 
         return ($bytesize * (int)substr($ini_size, 0, -1));
@@ -1350,18 +1464,22 @@ function getByteSize($ini_size) {
 }
 
 
-/* temporary function to make use of the deliver class.
-   In the future the responsable backend should be automaticly loaded
-   and conf.pl should show a list of available backends.
-   The message also should be constructed by the message class.
-*/
-
+/**
+ * temporary function to make use of the deliver class.
+ * In the future the responsible backend should be automaticly loaded
+ * and conf.pl should show a list of available backends.
+ * The message also should be constructed by the message class.
+ *
+ * @return boolean FALSE if delivery failed, or some non-FALSE value
+ *                 upon success.
+ *
+ */
 function deliverMessage($composeMessage, $draft=false) {
     global $send_to, $send_to_cc, $send_to_bcc, $mailprio, $subject, $body,
-           $username, $popuser, $usernamedata, $identity, $idents, $data_dir,
-           $request_mdn, $request_dr, $default_charset, $color, $useSendmail,
-           $domain, $action, $default_move_to_sent, $move_to_sent;
-    global $imapServerAddress, $imapPort, $sent_folder, $key;
+        $username, $identity, $idents, $data_dir, $message_id,
+        $request_mdn, $request_dr, $default_charset, $useSendmail,
+        $domain, $action, $default_move_to_sent, $move_to_sent,
+        $imapServerAddress, $imapPort, $sent_folder, $key;
 
     $rfc822_header = $composeMessage->rfc822_header;
 
@@ -1383,43 +1501,29 @@ function deliverMessage($composeMessage, $draft=false) {
     }
     $composeMessage->setBody($body);
 
-    if (ereg("^([^@%/]+)[@%/](.+)$", $username, $usernamedata)) {
-       $popuser = $usernamedata[1];
-       $domain  = $usernamedata[2];
-       unset($usernamedata);
-    } else {
-       $popuser = $username;
-    }
     $reply_to = '';
-    $from_mail = $idents[$identity]['email_address'];
-    $full_name = $idents[$identity]['full_name'];
     $reply_to  = $idents[$identity]['reply_to'];
-    if (!$from_mail) {
-       $from_mail = "$popuser@$domain";
-    }
-    $rfc822_header->from = $rfc822_header->parseAddress($from_mail,true);
-    if ($full_name) {
-        $from = $rfc822_header->from[0];
-        if (!$from->host) $from->host = $domain;
-        $full_name_encoded = encodeHeader($full_name);
-        if ($full_name_encoded != $full_name) {
-            $from_addr = $full_name_encoded .' <'.$from->mailbox.'@'.$from->host.'>';
-        } else {
-            $from_addr = '"'.$full_name .'" <'.$from->mailbox.'@'.$from->host.'>';
-        }
-        $rfc822_header->from = $rfc822_header->parseAddress($from_addr,true);
-    }
+    
+    $from_addr = build_from_header($identity);
+    $rfc822_header->from = $rfc822_header->parseAddress($from_addr,true);
     if ($reply_to) {
-       $rfc822_header->reply_to = $rfc822_header->parseAddress($reply_to,true);
+        $rfc822_header->reply_to = $rfc822_header->parseAddress($reply_to,true);
     }
     /* Receipt: On Read */
     if (isset($request_mdn) && $request_mdn) {
-       $rfc822_header->dnt = $rfc822_header->parseAddress($from_mail,true);
+        $rfc822_header->dnt = $rfc822_header->parseAddress($from_addr,true);
+    } elseif (isset($rfc822_header->dnt)) {
+        unset($rfc822_header->dnt);
     }
+
     /* Receipt: On Delivery */
-    if (isset($request_dr) && $request_dr) {
-       $rfc822_header->more_headers['Return-Receipt-To'] = $from_mail;
+    if (!empty($request_dr)) {
+//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?
+        $rfc822_header->more_headers['Return-Receipt-To'] = $from->mailbox.'@'.$from->domain;
+    } elseif (isset($rfc822_header->more_headers['Return-Receipt-To'])) {
+        unset($rfc822_header->more_headers['Return-Receipt-To']);
     }
+
     /* multipart messages */
     if (count($composeMessage->entities)) {
         $message_body = new Message();
@@ -1448,71 +1552,141 @@ function deliverMessage($composeMessage, $draft=false) {
         }
         if ($default_charset) {
             $content_type->properties['charset']=$default_charset;
-    }
+        }
     }
 
     $rfc822_header->content_type = $content_type;
     $composeMessage->rfc822_header = $rfc822_header;
+    if ($action == 'reply' || $action == 'reply_all') {
+        global $passed_id, $passed_ent_id;
+        $reply_id = $passed_id;
+        $reply_ent_id = $passed_ent_id;
+    } else {
+        $reply_id = '';
+        $reply_ent_id = '';
+    }
 
     /* Here you can modify the message structure just before we hand
-       it over to deliver */
-    $hookReturn = do_hook('compose_send', $composeMessage);
-    /* Get any changes made by plugins to $composeMessage. */
-    if ( is_object($hookReturn[1]) ) {
-        $composeMessage = $hookReturn[1];
-    }
+       it over to deliver; plugin authors note that $composeMessage
+       is sent and modified by reference since 1.5.2 */
+    do_hook('compose_send', $composeMessage);
 
     if (!$useSendmail && !$draft) {
         require_once(SM_PATH . 'class/deliver/Deliver_SMTP.class.php');
         $deliver = new Deliver_SMTP();
-        global $smtpServerAddress, $smtpPort, $pop_before_smtp, $smtp_auth_mech;
+        global $smtpServerAddress, $smtpPort, $pop_before_smtp;
 
         $authPop = (isset($pop_before_smtp) && $pop_before_smtp) ? true : false;
         get_smtp_user($user, $pass);
         $stream = $deliver->initStream($composeMessage,$domain,0,
-                          $smtpServerAddress, $smtpPort, $user, $pass, $authPop);
+                $smtpServerAddress, $smtpPort, $user, $pass, $authPop);
     } elseif (!$draft) {
-       require_once(SM_PATH . 'class/deliver/Deliver_SendMail.class.php');
-       global $sendmail_path;
-       $deliver = new Deliver_SendMail();
-       $stream = $deliver->initStream($composeMessage,$sendmail_path);
+        require_once(SM_PATH . 'class/deliver/Deliver_SendMail.class.php');
+        global $sendmail_path, $sendmail_args;
+        // Check for outdated configuration
+        if (!isset($sendmail_args)) {
+            if ($sendmail_path=='/var/qmail/bin/qmail-inject') {
+                $sendmail_args = '';
+            } else {
+                $sendmail_args = '-i -t';
+            }
+        }
+        $deliver = new Deliver_SendMail(array('sendmail_args'=>$sendmail_args));
+        $stream = $deliver->initStream($composeMessage,$sendmail_path);
     } elseif ($draft) {
-       global $draft_folder;
-       require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
-       $imap_stream = sqimap_login($username, $key, $imapServerAddress,
-                      $imapPort, 0);
-       if (sqimap_mailbox_exists ($imap_stream, $draft_folder)) {
-           require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
-           $imap_deliver = new Deliver_IMAP();
-           $length = $imap_deliver->mail($composeMessage);
-           sqimap_append ($imap_stream, $draft_folder, $length);
-           $imap_deliver->mail($composeMessage, $imap_stream);
-               sqimap_append_done ($imap_stream, $draft_folder);
-           sqimap_logout($imap_stream);
-           unset ($imap_deliver);
-           return $length;
+        global $draft_folder;
+        $imap_stream = sqimap_login($username, false, $imapServerAddress,
+                $imapPort, 0);
+        if (sqimap_mailbox_exists ($imap_stream, $draft_folder)) {
+            require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
+            $imap_deliver = new Deliver_IMAP();
+            list($success, $ignore) = $imap_deliver->mail($composeMessage, $imap_stream, $reply_id, $reply_ent_id, $draft_folder);
+            sqimap_logout($imap_stream);
+            unset ($imap_deliver);
+            $composeMessage->purgeAttachments();
+            return $success;
         } else {
-           $msg  = '<br />'.sprintf(_("Error: Draft folder %s does not exist."), $draft_folder);
-           plain_error_message($msg, $color);
-           return false;
+            $msg  = '<br />'.sprintf(_("Error: Draft folder %s does not exist."), htmlspecialchars($draft_folder));
+            plain_error_message($msg);
+            return false;
         }
     }
-    $succes = false;
+    $success = false;
     if ($stream) {
-        $length = $deliver->mail($composeMessage, $stream);
-        $succes = $deliver->finalizeStream($stream);
-    }
-    if (!$succes) {
-        $msg  = $deliver->dlv_msg . '<br />' .
-                _("Server replied: ") . $deliver->dlv_ret_nr . ' '.
-                $deliver->dlv_server_msg;
-        plain_error_message($msg, $color);
+        list($ignore, $message_id) = $deliver->mail($composeMessage, $stream, $reply_id, $reply_ent_id);
+        $success = $deliver->finalizeStream($stream);
+    }
+    if (!$success) {
+        // $deliver->dlv_server_msg is not always server's reply
+        $msg = _("Message not sent.") . "<br />\n" .
+            $deliver->dlv_msg;
+        if (!empty($deliver->dlv_server_msg)) {
+            // add 'server replied' part only when it is not empty.
+            // Delivery error can be generated by delivery class itself
+            $msg.='<br />' .
+                _("Server replied:") . ' ' . $deliver->dlv_ret_nr . ' ' .
+                nl2br(htmlspecialchars($deliver->dlv_server_msg));
+        }
+        plain_error_message($msg);
     } else {
         unset ($deliver);
-        $move_to_sent = getPref($data_dir,$username,'move_to_sent');
-        $imap_stream = sqimap_login($username, $key, $imapServerAddress, $imapPort, 0);
+        $imap_stream = sqimap_login($username, false, $imapServerAddress, $imapPort, 0);
+
+
+        // mark as replied or forwarded if applicable
+        //
+        global $what, $iAccount, $startMessage, $passed_id, $mailbox;
+
+        if ($action=='reply' || $action=='reply_all' || $action=='forward' || $action=='forward_as_attachment') {
+            require(SM_PATH . 'functions/mailbox_display.php');
+            $aMailbox = sqm_api_mailbox_select($imap_stream, $iAccount, $mailbox,array('setindex' => $what, 'offset' => $startMessage),array());
+            switch($action) {
+            case 'reply':
+            case 'reply_all':
+                // check if we are allowed to set the \\Answered flag
+                if (in_array('\\answered',$aMailbox['PERMANENTFLAGS'], true)) {
+                    $aUpdatedMsgs = sqimap_toggle_flag($imap_stream, array($passed_id), '\\Answered', true, false);
+                    if (isset($aUpdatedMsgs[$passed_id]['FLAGS'])) {
+                        /**
+                        * Only update the cached headers if the header is
+                        * cached.
+                        */
+                        if (isset($aMailbox['MSG_HEADERS'][$passed_id])) {
+                            $aMailbox['MSG_HEADERS'][$passed_id]['FLAGS'] = $aMsg['FLAGS'];
+                        }
+                    }
+                }
+                break;
+            case 'forward':
+            case 'forward_as_attachment':
+                // check if we are allowed to set the $Forwarded flag (RFC 4550 paragraph 2.8)
+                if (in_array('$forwarded',$aMailbox['PERMANENTFLAGS'], true) ||
+                    in_array('\\*',$aMailbox['PERMANENTFLAGS'])) {
+
+                    $aUpdatedMsgs = sqimap_toggle_flag($imap_stream, array($passed_id), '$Forwarded', true, false);
+                    if (isset($aUpdatedMsgs[$passed_id]['FLAGS'])) {
+                        if (isset($aMailbox['MSG_HEADERS'][$passed_id])) {
+                            $aMailbox['MSG_HEADERS'][$passed_id]['FLAGS'] = $aMsg['FLAGS'];
+                        }
+                    }
+                }
+                break;
+            }
+
+            /**
+             * Write mailbox with updated seen flag information back to cache.
+             */
+            if(isset($aUpdatedMsgs[$passed_id])) {
+                $mailbox_cache[$iAccount.'_'.$aMailbox['NAME']] = $aMailbox;
+                sqsession_register($mailbox_cache,'mailbox_cache');
+            }
+
+        }
 
-        /* Move to sent code */
+
+        // move to sent folder
+        //
+        $move_to_sent = getPref($data_dir,$username,'move_to_sent');
         if (isset($default_move_to_sent) && ($default_move_to_sent != 0)) {
             $svr_allow_sent = true;
         } else {
@@ -1520,7 +1694,7 @@ function deliverMessage($composeMessage, $draft=false) {
         }
 
         if (isset($sent_folder) && (($sent_folder != '') || ($sent_folder != 'none'))
-           && sqimap_mailbox_exists( $imap_stream, $sent_folder)) {
+                && sqimap_mailbox_exists( $imap_stream, $sent_folder)) {
             $fld_sent = true;
         } else {
             $fld_sent = false;
@@ -1533,30 +1707,24 @@ function deliverMessage($composeMessage, $draft=false) {
         }
 
         if (($fld_sent && $svr_allow_sent && !$lcl_allow_sent) || ($fld_sent && $lcl_allow_sent)) {
-            global $passed_id, $mailbox, $action;
             if ($action == 'reply' || $action == 'reply_all') {
                 $save_reply_with_orig=getPref($data_dir,$username,'save_reply_with_orig');
                 if ($save_reply_with_orig) {
                     $sent_folder = $mailbox;
                 }
             }
-            sqimap_append ($imap_stream, $sent_folder, $length);
             require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
             $imap_deliver = new Deliver_IMAP();
-            $imap_deliver->mail($composeMessage, $imap_stream);
-            sqimap_append_done ($imap_stream, $sent_folder);
+            $imap_deliver->mail($composeMessage, $imap_stream, $reply_id, $reply_ent_id, $sent_folder);
             unset ($imap_deliver);
         }
-        global $passed_id, $mailbox, $action;
-        ClearAttachments($composeMessage);
-        if ($action == 'reply' || $action == 'reply_all') {
-            sqimap_mailbox_select ($imap_stream, $mailbox);
-            sqimap_messages_flag ($imap_stream, $passed_id, $passed_id, 'Answered', false);
-        }
-            sqimap_logout($imap_stream);
+
+
+        // final cleanup
+        //
+        $composeMessage->purgeAttachments();
+        sqimap_logout($imap_stream);
+
     }
-    return $succes;
+    return $success;
 }
-
-// vim: et ts=4
-?>