src/compose.php

   1 <?php
   2
   3 /**
   4  * compose.php
   5  *
   6  * Copyright (c) 1999-2003 The SquirrelMail Project Team
   7  * Licensed under the GNU GPL. For full terms see the file COPYING.
   8  *
   9  * This code sends a mail.
  10  *
  11  * There are 4 modes of operation:
  12  *    - Start new mail
  13  *    - Add an attachment
  14  *    - Send mail
  15  *    - Save As Draft
  16  *
  17  * $Id$
  18  */
  19
  20 /* Path for SquirrelMail required files. */
  21 define('SM_PATH','../');
  22
  23 /* SquirrelMail required files. */
  24 require_once(SM_PATH . 'include/validate.php');
  25 require_once(SM_PATH . 'functions/global.php');
  26 require_once(SM_PATH . 'functions/imap.php');
  27 require_once(SM_PATH . 'functions/date.php');
  28 require_once(SM_PATH . 'functions/mime.php');
  29 require_once(SM_PATH . 'functions/plugin.php');
  30 require_once(SM_PATH . 'functions/display_messages.php');
  31 require_once(SM_PATH . 'class/deliver/Deliver.class.php');
  32 require_once(SM_PATH . 'functions/addressbook.php');
  33
  34 /* --------------------- Get globals ------------------------------------- */
  35 /** COOKIE VARS */
  36 sqgetGlobalVar('key',       $key,           SQ_COOKIE);
  37
  38 /** SESSION VARS */
  39 sqgetGlobalVar('username',  $username,      SQ_SESSION);
  40 sqgetGlobalVar('onetimepad',$onetimepad,    SQ_SESSION);
  41 sqgetGlobalVar('base_uri',  $base_uri,      SQ_SESSION);
  42 sqgetGlobalVar('delimiter', $delimiter,     SQ_SESSION);
  43
  44 sqgetGlobalVar('composesession',    $composesession,    SQ_SESSION);
  45 sqgetGlobalVar('compose_messages',  $compose_messages,  SQ_SESSION);
  46
  47 /** SESSION/POST/GET VARS */
  48 sqgetGlobalVar('action',$action);
  49 sqgetGlobalVar('session',$session);
  50 sqgetGlobalVar('mailbox',$mailbox);
  51 sqgetGlobalVar('identity',$identity);
  52 sqgetGlobalVar('send_to',$send_to);
  53 sqgetGlobalVar('send_to_cc',$send_to_cc);
  54 sqgetGlobalVar('send_to_bcc',$send_to_bcc);
  55 sqgetGlobalVar('subject',$subject);
  56 sqgetGlobalVar('body',$body);
  57 sqgetGlobalVar('mailprio',$mailprio);
  58 sqgetGlobalVar('request_mdn',$request_mdn);
  59 sqgetGlobalVar('request_dr',$request_dr);
  60 sqgetGlobalVar('html_addr_search',$html_addr_search);
  61 sqgetGlobalVar('mail_sent',$mail_sent);
  62 sqgetGlobalVar('passed_id',$passed_id);
  63 sqgetGlobalVar('passed_ent_id',$passed_ent_id);
  64 sqgetGlobalVar('send',$send);
  65
  66 sqgetGlobalVar('attach',$attach);
  67
  68 sqgetGlobalVar('draft',$draft);
  69 sqgetGlobalVar('draft_id',$draft_id);
  70 sqgetGlobalVar('ent_num',$ent_num);
  71 sqgetGlobalVar('saved_draft',$saved_draft);
  72 sqgetGlobalVar('delete_draft',$delete_draft);
  73
  74
  75 /** POST VARS */
  76 sqgetGlobalVar('sigappend',             $sigappend,             SQ_POST);
  77 sqgetGlobalVar('from_htmladdr_search',  $from_htmladdr_search,  SQ_POST);
  78 sqgetGlobalVar('addr_search_done',      $html_addr_search_done, SQ_POST);
  79 sqgetGlobalVar('send_to_search',        $send_to_search,        SQ_POST);
  80 sqgetGlobalVar('do_delete',             $do_delete,             SQ_POST);
  81 sqgetGlobalVar('delete',                $delete,                SQ_POST);
  82 sqgetGlobalVar('restoremessages',       $restoremessages,       SQ_POST);
  83 if ( sqgetGlobalVar('return', $temp, SQ_POST) ) {
  84   $html_addr_search_done = 'Use Addresses';
  85 }
  86
  87 /** GET VARS */
  88 sqgetGlobalVar('attachedmessages', $attachedmessages, SQ_GET);
  89
  90 /* --------------------- Specific Functions ------------------------------ */
  91
  92 function replyAllString($header) {
  93    global $include_self_reply_all, $username, $data_dir;
  94    $excl_ar = array();
  95    /**
  96     * 1) Remove the addresses we'll be sending the message 'to'
  97     */
  98    $url_replytoall_avoid_addrs = '';
  99    if (isset($header->replyto)) {
 100       $excl_ar = $header->getAddr_a('replyto');
 101    }
 102    /**
 103     * 2) Remove our identities from the CC list (they still can be in the
 104     * TO list) only if $include_self_reply_all is turned off
 105     */
 106    if (!$include_self_reply_all) {
 107        $email_address = strtolower(trim(getPref($data_dir, $username, 'email_address')));
 108        $excl_ar[$email_address] = '';
 109        $idents = getPref($data_dir, $username, 'identities');
 110        if ($idents != '' && $idents > 1) {
 111               $first_id = false;
 112           for ($i = 1; $i < $idents; $i ++) {
 113              $cur_email_address = getPref($data_dir, $username,
 114                                          'email_address' . $i);
 115              $cur_email_address = strtolower(trim($cur_email_address));
 116              $excl_ar[$cur_email_address] = '';
 117          }
 118        }
 119    }
 120
 121    /**
 122     * 3) get the addresses.
 123     */
 124    $url_replytoall_ar = $header->getAddr_a(array('to','cc'), $excl_ar);
 125
 126    /**
 127     * 4) generate the string.
 128     */
 129    $url_replytoallcc = '';
 130    foreach( $url_replytoall_ar as $email => $personal) {
 131       if ($personal) {
 132          $url_replytoallcc .= ", $personal <$email>";
 133       } else {
 134          $url_replytoallcc .= ', '. $email;
 135       }
 136    }
 137    $url_replytoallcc = substr($url_replytoallcc,2);
 138
 139    return $url_replytoallcc;
 140 }
 141
 142 function getReplyCitation($orig_from) {
 143     global $reply_citation_style, $reply_citation_start, $reply_citation_end;
 144     $orig_from = decodeHeader($orig_from->getAddress(false),false,false);
 145 //    $from = decodeHeader($orig_header->getAddr_s('from',"\n$indent"),false,false);
 146     /* First, return an empty string when no citation style selected. */
 147     if (($reply_citation_style == '') || ($reply_citation_style == 'none')) {
 148         return '';
 149     }
 150
 151     /* Make sure our final value isn't an empty string. */
 152     if ($orig_from == '') {
 153         return '';
 154     }
 155
 156     /* Otherwise, try to select the desired citation style. */
 157     switch ($reply_citation_style) {
 158     case 'author_said':
 159         $start = '';
 160         $end   = ' ' . _("said") . ':';
 161         break;
 162     case 'quote_who':
 163         $start = '<' . _("quote") . ' ' . _("who") . '="';
 164         $end   = '">';
 165         break;
 166     case 'user-defined':
 167         $start = $reply_citation_start .
 168          ($reply_citation_start == '' ? '' : ' ');
 169         $end   = $reply_citation_end;
 170         break;
 171     default:
 172         return '';
 173     }
 174
 175     /* Build and return the citation string. */
 176     return ($start . $orig_from . $end . "\n");
 177 }
 178
 179 function getforwardHeader($orig_header) {
 180     global $editor_size;
 181
 182    $display = array( _("Subject") => strlen(_("Subject")),
 183                      _("From")    => strlen(_("From")),
 184                      _("Date")    => strlen(_("Date")),
 185                      _("To")      => strlen(_("To")),
 186                      _("Cc")      => strlen(_("Cc")) );
 187    $maxsize = max($display);
 188    $indent = str_pad('',$maxsize+2);
 189    foreach($display as $key => $val) {
 190       $display[$key] = $key .': '. str_pad('', $maxsize - $val);
 191    }
 192    $from = decodeHeader($orig_header->getAddr_s('from',"\n$indent"),false,false);
 193    $from = str_replace('&nbsp;',' ',$from);
 194    $to = decodeHeader($orig_header->getAddr_s('to',"\n$indent"),false,false);
 195    $to = str_replace('&nbsp;',' ',$to);
 196    $subject = decodeHeader($orig_header->subject,false,false);
 197    $subject = str_replace('&nbsp;',' ',$subject);
 198    $bodyTop =  str_pad(' '._("Original Message").' ',$editor_size -2,'-',STR_PAD_BOTH) .
 199                "\n". $display[_("Subject")] . $subject . "\n" .
 200                $display[_("From")] . $from . "\n" .
 201                $display[_("Date")] . getLongDateString( $orig_header->date ). "\n" .
 202                $display[_("To")] . $to . "\n";
 203    if ($orig_header->cc != array() && $orig_header->cc !='') {
 204       $cc = decodeHeader($orig_header->getAddr_s('cc',"\n$indent"),false,false);
 205       $cc = str_replace('&nbsp;',' ',$cc);
 206      $bodyTop .= $display[_("Cc")] .$cc . "\n";
 207   }
 208   $bodyTop .= str_pad('', $editor_size -2 , '-') .
 209               "\n\n";
 210   return $bodyTop;
 211 }
 212 /* ----------------------------------------------------------------------- */
 213
 214 /*
 215  * If the session is expired during a post this restores the compose session
 216  * vars.
 217  */
 218 if (sqsession_is_registered('session_expired_post')) {
 219     sqgetGlobalVar('session_expired_post', $session_expired_post, SQ_SESSION);
 220     /*
 221      * extra check for username so we don't display previous post data from
 222      * another user during this session.
 223      */
 224     if ($session_expired_post['username'] != $username) {
 225         unset($session_expired_post);
 226         sqsession_unregister('session_expired_post');
 227         session_write_close();
 228     } else {
 229         foreach ($session_expired_post as $postvar => $val) {
 230             if (isset($val)) {
 231                 $$postvar = $val;
 232             } else {
 233                 $$postvar = '';
 234             }
 235         }
 236         $compose_messages = unserialize(urldecode($restoremessages));
 237         sqsession_register($compose_messages,'compose_messages');
 238         sqsession_register($composesession,'composesession');
 239         if (isset($send)) {
 240             unset($send);
 241         }
 242         $session_expired = true;
 243     }
 244     unset($session_expired_post);
 245     sqsession_unregister('session_expired_post');
 246     session_write_close();
 247     if (!isset($mailbox)) {
 248         $mailbox = '';
 249     }
 250     if ($compose_new_win == '1') {
 251         compose_Header($color, $mailbox);
 252     } else {
 253         displayPageHeader($color, $mailbox);
 254     }
 255     showInputForm($session, false);
 256     exit();
 257 }
 258 if (!isset($composesession)) {
 259     $composesession = 0;
 260     sqsession_register(0,'composesession');
 261 }
 262
 263 if (!isset($session) || (isset($newmessage) && $newmessage)) {
 264     sqsession_unregister('composesession');
 265     $session = "$composesession" +1;
 266     $composesession = $session;
 267     sqsession_register($composesession,'composesession');
 268 }
 269 if (!isset($compose_messages)) {
 270   $compose_messages = array();
 271 }
 272 if (!isset($compose_messages[$session]) || ($compose_messages[$session] == NULL)) {
 273 /* if (!array_key_exists($session, $compose_messages)) {  /* We can only do this in PHP >= 4.1 */
 274   $composeMessage = new Message();
 275   $rfc822_header = new Rfc822Header();
 276   $composeMessage->rfc822_header = $rfc822_header;
 277   $composeMessage->reply_rfc822_header = '';
 278   $compose_messages[$session] = $composeMessage;
 279   sqsession_register($compose_messages,'compose_messages');
 280 } else {
 281   $composeMessage=$compose_messages[$session];
 282 }
 283
 284 if (!isset($mailbox) || $mailbox == '' || ($mailbox == 'None')) {
 285     $mailbox = 'INBOX';
 286 }
 287
 288 if ($draft) {
 289     /*
 290      * Set $default_charset to correspond with the user's selection
 291      * of language interface.
 292      */
 293     set_my_charset();
 294     $composeMessage=$compose_messages[$session];
 295     if (! deliverMessage($composeMessage, true)) {
 296         showInputForm($session);
 297         exit();
 298     } else {
 299         unset($compose_messages[$session]);
 300         $draft_message = _("Draft Email Saved");
 301         /* If this is a resumed draft, then delete the original */
 302         if(isset($delete_draft)) {
 303             Header("Location: delete_message.php?mailbox=" . urlencode($draft_folder) .
 304                    "&message=$delete_draft&sort=$sort&startMessage=1&saved_draft=yes");
 305             exit();
 306         }
 307         else {
 308             if ($compose_new_win == '1') {
 309                 Header("Location: compose.php?saved_draft=yes&session=$composesession");
 310                 exit();
 311             }
 312             else {
 313                 Header("Location: right_main.php?mailbox=$draft_folder&sort=$sort".
 314                        "&startMessage=1&note=".urlencode($draft_message));
 315                 exit();
 316             }
 317         }
 318     }
 319 }
 320
 321 if ($send) {
 322     if (isset($_FILES['attachfile']) &&
 323         $_FILES['attachfile']['tmp_name'] &&
 324         $_FILES['attachfile']['tmp_name'] != 'none') {
 325         $AttachFailure = saveAttachedFiles($session);
 326     }
 327     if (checkInput(false) && !isset($AttachFailure)) {
 328                 if ($mailbox == "All Folders") {
 329                         /* We entered compose via the search results page */
 330                         $mailbox="INBOX"; /* Send 'em to INBOX, that's safe enough */
 331                 }
 332         $urlMailbox = urlencode (trim($mailbox));
 333         if (! isset($passed_id)) {
 334             $passed_id = 0;
 335         }
 336         /*
 337          * Set $default_charset to correspond with the user's selection
 338          * of language interface.
 339          */
 340         set_my_charset();
 341         /*
 342          * This is to change all newlines to \n
 343          * We'll change them to \r\n later (in the sendMessage function)
 344          */
 345         $body = str_replace("\r\n", "\n", $body);
 346         $body = str_replace("\r", "\n", $body);
 347
 348         /*
 349          * Rewrap $body so that no line is bigger than $editor_size
 350          * This should only really kick in the sqWordWrap function
 351          * if the browser doesn't support "VIRTUAL" as the wrap type.
 352          */
 353         $body = explode("\n", $body);
 354         $newBody = '';
 355         foreach ($body as $line) {
 356             if( $line <> '-- ' ) {
 357                $line = rtrim($line);
 358             }
 359             if (strlen($line) <= $editor_size + 1) {
 360                 $newBody .= $line . "\n";
 361             } else {
 362                 sqWordWrap($line, $editor_size);
 363                 $newBody .= $line . "\n";
 364             }
 365         }
 366         $body = $newBody;
 367         do_hook('compose_send');
 368         $composeMessage=$compose_messages[$session];
 369
 370         $Result = deliverMessage($composeMessage);
 371         if (! $Result) {
 372             showInputForm($session);
 373             exit();
 374         }
 375        unset($compose_messages[$session]);
 376         if ( isset($delete_draft)) {
 377             Header("Location: delete_message.php?mailbox=" . urlencode( $draft_folder ).
 378                    "&message=$delete_draft&sort=$sort&startMessage=1&mail_sent=yes");
 379             exit();
 380         }
 381         if ($compose_new_win == '1') {
 382
 383             Header("Location: compose.php?mail_sent=yes");
 384         }
 385         else {
 386             Header("Location: right_main.php?mailbox=$urlMailbox&sort=$sort".
 387                    "&startMessage=1");
 388         }
 389     } else {
 390         if ($compose_new_win == '1') {
 391             compose_Header($color, $mailbox);
 392         }
 393         else {
 394             displayPageHeader($color, $mailbox);
 395         }
 396         if (isset($AttachFailure)) {
 397              plain_error_message(_("Could not move/copy file. File not attached"),
 398                                  $color);
 399         }
 400         checkInput(true);
 401         showInputForm($session);
 402         /* sqimap_logout($imapConnection); */
 403     }
 404 } elseif (isset($html_addr_search_done)) {
 405         if ($compose_new_win == '1') {
 406             compose_Header($color, $mailbox);
 407         }
 408         else {
 409             displayPageHeader($color, $mailbox);
 410         }
 411
 412     if (isset($send_to_search) && is_array($send_to_search)) {
 413         foreach ($send_to_search as $k => $v) {
 414             if (substr($k, 0, 1) == 'T') {
 415                 if ($send_to) {
 416                     $send_to .= ', ';
 417                 }
 418                 $send_to .= $v;
 419             }
 420             elseif (substr($k, 0, 1) == 'C') {
 421                 if ($send_to_cc) {
 422                     $send_to_cc .= ', ';
 423                 }
 424                 $send_to_cc .= $v;
 425             }
 426             elseif (substr($k, 0, 1) == 'B') {
 427                 if ($send_to_bcc) {
 428                     $send_to_bcc .= ', ';
 429                 }
 430                 $send_to_bcc .= $v;
 431             }
 432         }
 433     }
 434     showInputForm($session);
 435 } elseif (isset($html_addr_search)) {
 436     if (isset($_FILES['attachfile']) &&
 437         $_FILES['attachfile']['tmp_name'] &&
 438         $_FILES['attachfile']['tmp_name'] != 'none') {
 439         if(saveAttachedFiles($session)) {
 440             plain_error_message(_("Could not move/copy file. File not attached"), $color);
 441         }
 442     }
 443     /*
 444      * I am using an include so as to elminiate an extra unnecessary
 445      * click.  If you can think of a better way, please implement it.
 446      */
 447     include_once('./addrbook_search_html.php');
 448 } elseif (isset($attach)) {
 449     if (saveAttachedFiles($session)) {
 450         plain_error_message(_("Could not move/copy file. File not attached"), $color);
 451     }
 452         if ($compose_new_win == '1') {
 453             compose_Header($color, $mailbox);
 454         }
 455         else {
 456             displayPageHeader($color, $mailbox);
 457         }
 458     showInputForm($session);
 459 }
 460 elseif (isset($sigappend)) {
 461     $idents = getPref($data_dir, $username, 'identities', 0);
 462     if ($idents > 1) {
 463        if ($identity == 'default') {
 464           $no = 'g';
 465        } else {
 466           $no = $identity;
 467        }
 468        $signature = getSig($data_dir, $username, $no);
 469     }
 470     $body .= "\n\n".($prefix_sig==true? "-- \n":'').$signature;
 471     if ($compose_new_win == '1') {
 472          compose_Header($color, $mailbox);
 473     } else {
 474         displayPageHeader($color, $mailbox);
 475     }
 476     showInputForm($session);
 477 } elseif (isset($do_delete)) {
 478         if ($compose_new_win == '1') {
 479             compose_Header($color, $mailbox);
 480         }
 481         else {
 482             displayPageHeader($color, $mailbox);
 483         }
 484
 485     if (isset($delete) && is_array($delete)) {
 486         $composeMessage = $compose_messages[$session];
 487         foreach($delete as $index) {
 488             $attached_file = $composeMessage->entities[$index]->att_local_name;
 489             unlink ($attached_file);
 490             unset ($composeMessage->entities[$index]);
 491         }
 492         $new_entities = array();
 493         foreach ($composeMessage->entities as $entity) {
 494             $new_entities[] = $entity;
 495         }
 496         $composeMessage->entities = $new_entities;
 497         $compose_messages[$session] = $composeMessage;
 498         sqsession_register($compose_messages, 'compose_messages');
 499     }
 500     showInputForm($session);
 501 } else {
 502     /*
 503      * This handles the default case as well as the error case
 504      * (they had the same code) --> if (isset($smtpErrors))
 505      */
 506
 507     if ($compose_new_win == '1') {
 508        compose_Header($color, $mailbox);
 509     } else {
 510        displayPageHeader($color, $mailbox);
 511     }
 512
 513     $newmail = true;
 514
 515     if (!isset($passed_ent_id)) {
 516         $passed_ent_id = '';
 517     }
 518     if (!isset($passed_id)) {
 519         $passed_id = '';
 520     }
 521     if (!isset($mailbox)) {
 522         $mailbox = '';
 523     }
 524     if (!isset($action)) {
 525         $action = '';
 526     }
 527
 528     $values = newMail($mailbox,$passed_id,$passed_ent_id, $action, $session);
 529
 530     /* in case the origin is not read_body.php */
 531     if (isset($send_to)) {
 532        $values['send_to'] = $send_to;
 533     }
 534     if (isset($send_to_cc)) {
 535        $values['send_to_cc'] = $send_to_cc;
 536     }
 537     if (isset($send_to_bcc)) {
 538        $values['send_to_bcc'] = $send_to_bcc;
 539     }
 540     if (isset($subject)) {
 541        $values['subject'] = $subject;
 542     }
 543     showInputForm($session, $values);
 544 }
 545
 546 exit();
 547
 548 /**************** Only function definitions go below *************/
 549
 550
 551 /* This function is used when not sending or adding attachments */
 552 function newMail ($mailbox='', $passed_id='', $passed_ent_id='', $action='', $session='') {
 553     global $editor_size, $default_use_priority, $body,
 554            $use_signature, $composesession, $data_dir, $username,
 555            $username, $key, $imapServerAddress, $imapPort, $compose_messages,
 556            $composeMessage;
 557         global $languages, $squirrelmail_language;
 558
 559     $send_to = $send_to_cc = $send_to_bcc = $subject = $identity = '';
 560     $mailprio = 3;
 561
 562     if ($passed_id) {
 563         $imapConnection = sqimap_login($username, $key, $imapServerAddress,
 564         $imapPort, 0);
 565
 566         sqimap_mailbox_select($imapConnection, $mailbox);
 567         $message = sqimap_get_message($imapConnection, $passed_id, $mailbox);
 568
 569         $body = '';
 570         if ($passed_ent_id) {
 571             /* redefine the messsage in case of message/rfc822 */
 572             $message = $message->getEntity($passed_ent_id);
 573             /* message is an entity which contains the envelope and type0=message
 574             * and type1=rfc822. The actual entities are childs from
 575             * $message->entities[0]. That's where the encoding and is located
 576             */
 577
 578             $entities = $message->entities[0]->findDisplayEntity
 579             (array(), $alt_order = array('text/plain'));
 580             if (!count($entities)) {
 581                 $entities = $message->entities[0]->findDisplayEntity
 582                 (array(), $alt_order = array('text/plain','html/plain'));
 583             }
 584             $orig_header = $message->rfc822_header; /* here is the envelope located */
 585             /* redefine the message for picking up the attachments */
 586             $message = $message->entities[0];
 587
 588         } else {
 589             $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain'));
 590             if (!count($entities)) {
 591                 $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain','html/plain'));
 592             }
 593             $orig_header = $message->rfc822_header;
 594         }
 595
 596         $encoding = $message->header->encoding;
 597         $type0 = $message->type0;
 598         $type1 = $message->type1;
 599         foreach ($entities as $ent) {
 600             $unencoded_bodypart = mime_fetch_body($imapConnection, $passed_id, $ent);
 601             $body_part_entity = $message->getEntity($ent);
 602             $bodypart = decodeBody($unencoded_bodypart,
 603             $body_part_entity->header->encoding);
 604             if ($type1 == 'html') {
 605                 $bodypart = str_replace(array('&nbsp;','&gt','&lt'),array(' ','<','>'),$bodypart);
 606                 $bodypart = strip_tags($bodypart);
 607             }
 608             if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
 609                 function_exists($languages[$squirrelmail_language]['XTRA_CODE'])) {
 610                 if (mb_detect_encoding($bodypart) != 'ASCII') {
 611                     $bodypart = $languages[$squirrelmail_language]['XTRA_CODE']('decode', $bodypart);
 612                 }
 613             }
 614             $body .= $bodypart;
 615         }
 616         if ($default_use_priority) {
 617             $mailprio = substr($orig_header->priority,0,1);
 618             if (!$mailprio) {
 619                 $mailprio = 3;
 620             }
 621         } else {
 622             $mailprio = '';
 623         }
 624         //ClearAttachments($session);
 625
 626         $identity = '';
 627         $idents = getPref($data_dir, $username, 'identities');
 628         $from_o = $orig_header->from;
 629         if (is_object($from_o)) {
 630             $orig_from = $from_o->getAddress();
 631         } else {
 632             $orig_from = '';
 633         }
 634         $identities = array();
 635         if (!empty($idents) && $idents > 1) {
 636             $identities[]  = '"'. getPref($data_dir, $username, 'full_name')
 637               . '" <' .  getPref($data_dir, $username, 'email_address') . '>';
 638             for ($i = 1; $i < $idents; $i++) {
 639                 $enc_from_name = '"'.
 640                     getPref($data_dir, $username, 'full_name' . $i) .
 641                         '" <' .
 642                     getPref($data_dir, $username, 'email_address' . $i) . '>';
 643                 if ($enc_from_name == $orig_from && $i) {
 644                     $identity = $i;
 645                     break;
 646                 }
 647                 $identities[] = $enc_from_name;
 648             }
 649             $identity_match = $orig_header->findAddress($identities);
 650             if ($identity_match) {
 651                 $identity = $identity_match;
 652             }
 653         }
 654
 655         switch ($action) {
 656         case ('draft'):
 657             $use_signature = FALSE;
 658             $send_to = decodeHeader($orig_header->getAddr_s('to'),false,true);
 659             $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,true);
 660             $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,true);
 661             $subject = decodeHeader($orig_header->subject,false,true);
 662             $body_ary = explode("\n", $body);
 663             $cnt = count($body_ary) ;
 664             $body = '';
 665             for ($i=0; $i < $cnt; $i++) {
 666                 if (!ereg("^[>\\s]*$", $body_ary[$i])  || !$body_ary[$i]) {
 667                     sqWordWrap($body_ary[$i], $editor_size );
 668                     $body .= $body_ary[$i] . "\n";
 669                 }
 670                 unset($body_ary[$i]);
 671             }
 672             sqUnWordWrap($body);
 673             $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 674             break;
 675         case ('edit_as_new'):
 676             $send_to = decodeHeader($orig_header->getAddr_s('to'),false,true);
 677             $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,true);
 678             $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,true);
 679             $subject = decodeHeader($orig_header->subject,false,true);
 680             $mailprio = $orig_header->priority;
 681             $orig_from = '';
 682             $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 683             sqUnWordWrap($body);
 684             break;
 685         case ('forward'):
 686             $send_to = '';
 687             $subject = decodeHeader($orig_header->subject,false,true);
 688             if ((substr(strtolower($subject), 0, 4) != 'fwd:') &&
 689                 (substr(strtolower($subject), 0, 5) != '[fwd:') &&
 690                 (substr(strtolower($subject), 0, 6) != '[ fwd:')) {
 691                 $subject = '[Fwd: ' . $subject . ']';
 692             }
 693             $body = getforwardHeader($orig_header) . $body;
 694             sqUnWordWrap($body);
 695             $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 696             $body = "\n" . $body;
 697             break;
 698         case ('forward_as_attachment'):
 699             $composeMessage = getMessage_RFC822_Attachment($message, $composeMessage, $passed_id, $passed_ent_id, $imapConnection);
 700             $body = '';
 701             break;
 702         case ('reply_all'):
 703             $send_to_cc = replyAllString($orig_header);
 704             $send_to_cc = decodeHeader($send_to_cc,false,true);
 705         case ('reply'):
 706             $send_to = $orig_header->reply_to;
 707             if (is_array($send_to) && count($send_to)) {
 708                 $send_to = $orig_header->getAddr_s('reply_to');
 709             } else if (is_object($send_to)) { /* unnessecarry, just for falesafe purpose */
 710                 $send_to = $orig_header->getAddr_s('reply_to');
 711             } else {
 712                 $send_to = $orig_header->getAddr_s('from');
 713             }
 714             $send_to = decodeHeader($send_to,false,true);
 715             $subject = decodeHeader($orig_header->subject,false,true);
 716             $subject = str_replace('"', "'", $subject);
 717             $subject = trim($subject);
 718             if (substr(strtolower($subject), 0, 3) != 're:') {
 719                 $subject = 'Re: ' . $subject;
 720             }
 721             /* this corrects some wrapping/quoting problems on replies */
 722             $rewrap_body = explode("\n", $body);
 723             $from =  (is_array($orig_header->from)) ? $orig_header->from[0] : $orig_header->from;
 724             sqUnWordWrap($body);
 725             $body = '';
 726             $cnt = count($rewrap_body);
 727             for ($i=0;$i<$cnt;$i++) {
 728               sqWordWrap($rewrap_body[$i], ($editor_size));
 729                 if (preg_match("/^(>+)/", $rewrap_body[$i], $matches)) {
 730                     $gt = $matches[1];
 731                     $body .= '>' . str_replace("\n", "\n>$gt ", rtrim($rewrap_body[$i])) ."\n";
 732                 } else {
 733                     $body .= '> ' . str_replace("\n", "\n> ", rtrim($rewrap_body[$i])) . "\n";
 734                 }
 735                 unset($rewrap_body[$i]);
 736             }
 737             $body = getReplyCitation($from) . $body;
 738             $composeMessage->reply_rfc822_header = $orig_header;
 739
 740             break;
 741         default:
 742             break;
 743         }
 744         $compose_messages[$session] = $composeMessage;
 745         sqsession_register($compose_messages, 'compose_messages');
 746         session_write_close();
 747         sqimap_logout($imapConnection);
 748     }
 749     $ret = array( 'send_to' => $send_to,
 750                   'send_to_cc' => $send_to_cc,
 751                   'send_to_bcc' => $send_to_bcc,
 752                   'subject' => $subject,
 753                   'mailprio' => $mailprio,
 754                   'body' => $body,
 755                   'identity' => $identity );
 756
 757     return ($ret);
 758 } /* function newMail() */
 759
 760 function getAttachments($message, &$composeMessage, $passed_id, $entities, $imapConnection) {
 761     global $attachment_dir, $username, $data_dir, $squirrelmail_language;
 762     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
 763     if (!count($message->entities) ||
 764        ($message->type0 == 'message' && $message->type1 == 'rfc822')) {
 765         if ( !in_array($message->entity_id, $entities) && $message->entity_id) {
 766            switch ($message->type0) {
 767            case 'message':
 768                  if ($message->type1 == 'rfc822') {
 769                 $filename = $message->rfc822_header->subject.'.eml';
 770                 if ($filename == "") {
 771                     $filename = "untitled-".$message->entity_id.'.eml';
 772                 }
 773              } else {
 774                $filename = $message->getFilename();
 775              }
 776              break;
 777            default:
 778              $filename = $message->getFilename();
 779              break;
 780            }
 781            $filename = decodeHeader($filename);
 782            if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
 783                function_exists($languages[$squirrelmail_language]['XTRA_CODE'])) {
 784                 $filename =  $languages[$squirrelmail_language]['XTRA_CODE']('encode', $filename);
 785            }
 786            $localfilename = GenerateRandomString(32, '', 7);
 787            $full_localfilename = "$hashed_attachment_dir/$localfilename";
 788            while (file_exists($full_localfilename)) {
 789                $localfilename = GenerateRandomString(32, '', 7);
 790                $full_localfilename = "$hashed_attachment_dir/$localfilename";
 791            }
 792            $message->att_local_name = $full_localfilename;
 793            if (!$message->mime_header) { /* temporary hack */
 794               $message->mime_header = $message->header;
 795            }
 796
 797            $composeMessage->addEntity($message);
 798
 799            /* Write Attachment to file */
 800            $fp = fopen ("$hashed_attachment_dir/$localfilename", 'wb');
 801            fputs($fp, decodeBody(mime_fetch_body($imapConnection,
 802               $passed_id, $message->entity_id),
 803               $message->header->encoding));
 804            fclose ($fp);
 805         }
 806     } else {
 807         for ($i=0, $entCount=count($message->entities); $i<$entCount;$i++) {
 808             $composeMessage=getAttachments($message->entities[$i], $composeMessage, $passed_id, $entities, $imapConnection);
 809         }
 810     }
 811     return $composeMessage;
 812 }
 813
 814 function getMessage_RFC822_Attachment($message, $composeMessage, $passed_id,
 815                                       $passed_ent_id='', $imapConnection) {
 816     global $attachments, $attachment_dir, $username, $data_dir, $uid_support;
 817     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
 818     if (!$passed_ent_id) {
 819         $body_a = sqimap_run_command($imapConnection,
 820                                     'FETCH '.$passed_id.' RFC822',
 821                                     TRUE, $response, $readmessage,
 822                                     $uid_support);
 823     } else {
 824         $body_a = sqimap_run_command($imapConnection,
 825                                      'FETCH '.$passed_id.' BODY['.$passed_ent_id.']',
 826                                      TRUE, $response, $readmessage, $uid_support);
 827         $message = $message->parent;
 828     }
 829     if ($response == 'OK') {
 830         $subject = encodeHeader($message->rfc822_header->subject);
 831         array_shift($body_a);
 832         $body = implode('', $body_a) . "\r\n";
 833
 834         $localfilename = GenerateRandomString(32, 'FILE', 7);
 835         $full_localfilename = "$hashed_attachment_dir/$localfilename";
 836
 837         $fp = fopen( $full_localfilename, 'w');
 838         fwrite ($fp, $body);
 839         fclose($fp);
 840         $composeMessage->initAttachment('message/rfc822',$subject.'.eml',
 841                          $full_localfilename);
 842     }
 843     return $composeMessage;
 844 }
 845
 846 function showInputForm ($session, $values=false) {
 847     global $send_to, $send_to_cc, $body,
 848            $passed_body, $color, $use_signature, $signature, $prefix_sig,
 849            $editor_size, $attachments, $subject, $newmail,
 850            $use_javascript_addr_book, $send_to_bcc, $passed_id, $mailbox,
 851            $from_htmladdr_search, $location_of_buttons, $attachment_dir,
 852            $username, $data_dir, $identity, $draft_id, $delete_draft,
 853            $mailprio, $default_use_mdn, $mdn_user_support, $compose_new_win,
 854            $saved_draft, $mail_sent, $sig_first, $edit_as_new, $action,
 855            $username, $compose_messages, $composesession, $default_charset;
 856
 857     $composeMessage = $compose_messages[$session];
 858
 859     if ($values) {
 860        $send_to = $values['send_to'];
 861        $send_to_cc = $values['send_to_cc'];
 862        $send_to_bcc = $values['send_to_bcc'];
 863        $subject = $values['subject'];
 864        $mailprio = $values['mailprio'];
 865        $body = $values['body'];
 866        $identity = (int) $values['identity'];
 867     } else {
 868        $send_to = decodeHeader($send_to);
 869        $send_to_cc = decodeHeader($send_to_cc);
 870        $send_to_bcc = decodeHeader($send_to_bcc);
 871     }
 872
 873     if ($use_javascript_addr_book) {
 874         echo "\n". '<SCRIPT LANGUAGE=JavaScript><!--' . "\n" .
 875              'function open_abook() { ' . "\n" .
 876              '  var nwin = window.open("addrbook_popup.php","abookpopup",' .
 877              '"width=670,height=300,resizable=yes,scrollbars=yes");' . "\n" .
 878              '  if((!nwin.opener) && (document.windows != null))' . "\n" .
 879              '    nwin.opener = document.windows;' . "\n" .
 880              "}\n" .
 881              '// --></SCRIPT>' . "\n\n";
 882     }
 883
 884     echo "\n" . '<FORM name=compose action="compose.php" METHOD=POST ' .
 885          'ENCTYPE="multipart/form-data"';
 886     do_hook("compose_form");
 887
 888     echo ">\n";
 889
 890     if ($action == 'draft') {
 891         echo '<input type="hidden" name="delete_draft" value="' . $passed_id . "\">\n";
 892     }
 893     if (isset($delete_draft)) {
 894         echo '<input type="hidden" name="delete_draft" value="' . $delete_draft. "\">\n";
 895     }
 896     if (isset($session)) {
 897         echo '<input type="hidden" name="session" value="' . $session . "\">\n";
 898     }
 899
 900     if (isset($passed_id)) {
 901         echo '<input type="hidden" name="passed_id" value="' . $passed_id . "\">\n";
 902     }
 903
 904     if ($saved_draft == 'yes') {
 905         echo '<BR><CENTER><B>'. _("Draft Saved").'</CENTER></B>';
 906     }
 907     if ($mail_sent == 'yes') {
 908         echo '<BR><CENTER><B>'. _("Your Message has been sent").'</CENTER></B>';
 909     }
 910     echo '<TABLE ALIGN=center CELLSPACING=0 BORDER=0>' . "\n";
 911     if ($compose_new_win == '1') {
 912         echo '<TABLE ALIGN=CENTER BGCOLOR="'.$color[0].'" WIDTH="100%" BORDER=0>'."\n" .
 913              '   <TR><TD></TD>'. html_tag( 'td', '', 'right' ) . '<INPUT TYPE="BUTTON" NAME="Close" onClick="return self.close()" VALUE='._("Close").'></TD></TR>'."\n";
 914     }
 915     if ($location_of_buttons == 'top') {
 916         showComposeButtonRow();
 917     }
 918
 919     /* display select list for identities */
 920     $idents = getPref($data_dir, $username, 'identities', 0);
 921     if ($idents > 1) {
 922         $fn = getPref($data_dir, $username, 'full_name');
 923         $em = getPref($data_dir, $username, 'email_address');
 924         echo '   <tr>' . "\n" .
 925                     html_tag( 'td', '', 'right', $color[4], 'width="10%"' ) .
 926                     _("From:") . '</td>' . "\n" .
 927                     html_tag( 'td', '', 'left', $color[4], 'width="90%"' ) .
 928              '         <select name="identity">' . "\n" .
 929              '         <option value="default">' .
 930                        htmlspecialchars($fn);
 931         if ($em != '') {
 932             if($fn != '') {
 933                 echo htmlspecialchars(' <' . $em . '>') . "\n";
 934             } else {
 935                 echo htmlspecialchars($em) . "\n";
 936             }
 937         }
 938         for ($i = 1; $i < $idents; $i ++) {
 939             $fn = getPref($data_dir, $username, 'full_name' . $i);
 940             $em = getPref($data_dir, $username, 'email_address' . $i);
 941
 942             echo '<option value="' . $i . '"';
 943             if (isset($identity) && $identity == $i) {
 944                 echo ' selected';
 945             }
 946             echo '>' . htmlspecialchars($fn);
 947             if ($em != '') {
 948                 if($fn != '') {
 949                     echo htmlspecialchars(' <' . $em . '>') . "\n";
 950                 } else {
 951                     echo htmlspecialchars($em) . "\n";
 952                 }
 953             }
 954             echo '</option>';
 955         }
 956         echo '</select>' . "\n" .
 957              '      </td>' . "\n" .
 958              '   </tr>' . "\n";
 959     }
 960     echo '   <tr>' . "\n" .
 961                 html_tag( 'td', '', 'right', $color[4], 'width="10%"' ) .
 962                 _("To:") . '</TD>' . "\n" .
 963                 html_tag( 'td', '', 'left', $color[4], 'width="90%"' ) .
 964          '         <input type="text" name="send_to" value="' .
 965                    $send_to . '" size="60" /><br />' . "\n" .
 966          '      </td>' . "\n" .
 967          '   </tr>' . "\n" .
 968          '   <tr>' . "\n" .
 969                 html_tag( 'td', '', 'right', $color[4] ) .
 970                 _("CC:") . '</td>' . "\n" .
 971                 html_tag( 'td', '', 'left', $color[4] ) .
 972          '         <input type="text" name="send_to_cc" size="60" value="' .
 973                    $send_to_cc . '" /><br />' . "\n" .
 974          '      </td>' . "\n" .
 975          '   </tr>' . "\n" .
 976          '   <tr>' . "\n" .
 977                 html_tag( 'td', '', 'right', $color[4] ) .
 978                 _("BCC:") . '</td>' . "\n" .
 979                 html_tag( 'td', '', 'left', $color[4] ) .
 980          '         <input type="text" name="send_to_bcc" value="' .
 981                 $send_to_bcc . '" size="60" /><br />' . "\n" .
 982          '      </td>' . "\n" .
 983          '   </tr>' . "\n" .
 984          '   <tr>' . "\n" .
 985                 html_tag( 'td', '', 'right', $color[4] ) .
 986                 _("Subject:") . '</td>' . "\n" .
 987                 html_tag( 'td', '', 'left', $color[4] ) . "\n";
 988     echo '         <input type="text" name="subject" size="60" value="' .
 989                    $subject . '" />' . "\n" .
 990          '      </td>' . "\n" .
 991          '   </tr>' . "\n\n";
 992
 993     if ($location_of_buttons == 'between') {
 994         showComposeButtonRow();
 995     }
 996
 997     /* why this distinction? */
 998     if ($compose_new_win == '1') {
 999         echo '   <TR>' . "\n" .
1000              '      <TD BGCOLOR="' . $color[0] . '" COLSPAN=2 ALIGN=CENTER>' . "\n" .
1001              '         <TEXTAREA NAME=body ROWS=20 COLS="' .
1002                        $editor_size . '" WRAP="VIRTUAL">';
1003     }
1004     else {
1005         echo '   <TR>' . "\n" .
1006             '      <TD BGCOLOR="' . $color[4] . '" COLSPAN=2>' . "\n" .
1007             '         &nbsp;&nbsp;<TEXTAREA NAME=body ROWS=20 COLS="' .
1008                       $editor_size . '" WRAP="VIRTUAL">';
1009     }
1010
1011     if ($use_signature == true && $newmail == true && !isset($from_htmladdr_search)) {
1012         if ($idents > 1) {
1013             if ($identity == 'default') {
1014                 $no = 'g';
1015         } else {
1016             $no = $identity;
1017         }
1018         $signature = getSig($data_dir, $username, $no);
1019     }
1020
1021         if ($sig_first == '1') {
1022             if ($default_charset == 'iso-2022-jp') {
1023                 echo "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1024             } else {
1025             echo "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false);
1026             }
1027             echo "\n\n".decodeHeader($body,false,true);
1028         }
1029         else {
1030             echo "\n\n".decodeHeader($body,false,true);
1031             if ($default_charset == 'iso-2022-jp') {
1032                 echo "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1033             }else{
1034             echo "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,true);
1035         }
1036     }
1037     }
1038     else {
1039        echo decodeHeader($body,false,true);
1040     }
1041     echo '</textarea><br />' . "\n" .
1042          '      </td>' . "\n" .
1043          '   </tr>' . "\n";
1044
1045
1046     if ($location_of_buttons == 'bottom') {
1047         showComposeButtonRow();
1048     } else {
1049         echo '   <tr>' . "\n" .
1050                     html_tag( 'td', '', 'right', '', 'colspan="2"' ) . "\n" .
1051              '         <input type="submit" name="send" value="' . _("Send") . '" />' . "\n" .
1052              '         &nbsp;&nbsp;&nbsp;&nbsp;<br /><br />' . "\n" .
1053              '      </td>' . "\n" .
1054              '   </tr>' . "\n";
1055     }
1056
1057     /* This code is for attachments */
1058         if ((bool) ini_get('file_uploads')) {
1059
1060     /* Calculate the max size for an uploaded file.
1061      * This is advisory for the user because we can't actually prevent
1062      * people to upload too large files. */
1063     $sizes = array();
1064     /* php.ini vars which influence the max for uploads */
1065     $configvars = array('post_max_size', 'memory_limit', 'upload_max_filesize');
1066     foreach($configvars as $var) {
1067         /* skip 0 or empty values */
1068         if( $size = getByteSize(ini_get($var)) ) {
1069             $sizes[] = $size;
1070         }
1071     }
1072
1073     if(count($sizes) > 0) {
1074         $maxsize = '(max.&nbsp;' . show_readable_size( min( $sizes ) ) . ')';
1075     } else {
1076         $maxsize = '';
1077     }
1078
1079     echo '   <tr>' . "\n" .
1080          '      <td colspan="2">' . "\n" .
1081          '         <table width="100%" cellpadding="1" cellspacing="0" align="center"'.
1082                    ' border="0" bgcolor="'.$color[9].'">' . "\n" .
1083          '            <tr>' . "\n" .
1084          '               <td>' . "\n" .
1085          '                 <table width="100%" cellpadding="3" cellspacing="0" align="center"'.
1086                            ' border="0">' . "\n" .
1087          '                    <tr>' . "\n" .
1088                                  html_tag( 'td', '', 'right', '', 'valign="middle"' ) .
1089                                  _("Attach:") . '</td>' . "\n" .
1090                                  html_tag( 'td', '', 'left', '', 'valign="middle"' ) .
1091          '                          <input name="attachfile" size="48" type="file" />' . "\n" .
1092          '                          &nbsp;&nbsp;<input type="submit" name="attach"' .
1093                                     ' value="' . _("Add") .'">' . "\n" .
1094                                     $maxsize .
1095          '                       </td>' . "\n" .
1096          '                    </tr>' . "\n";
1097
1098
1099     $s_a = array();
1100     if ($composeMessage->entities) {
1101         foreach ($composeMessage->entities as $key => $attachment) {
1102            $attached_file = $attachment->att_local_name;
1103            if ($attachment->att_local_name || $attachment->body_part) {
1104                 $attached_filename = decodeHeader($attachment->mime_header->getParameter('name'));
1105                 $type = $attachment->mime_header->type0.'/'.
1106                         $attachment->mime_header->type1;
1107
1108                 $s_a[] = '<table bgcolor="'.$color[0].
1109                 '" border="0"><tr><td><input type="checkbox" name="delete[]" value="' .
1110                     $key . "\"></td><td>\n" . $attached_filename .
1111                     '</td><td>-</td><td> ' . $type . '</td><td>('.
1112                     show_readable_size( filesize( $attached_file ) ) . ')</td></tr></table>'."\n";
1113            }
1114         }
1115     }
1116     if (count($s_a)) {
1117        foreach ($s_a as $s) {
1118           echo '<tr>' . html_tag( 'td', '', 'left', $color[0], 'colspan="2"' ) . $s .'</td></tr>';
1119        }
1120        echo '<tr><td colspan="2"><input type="submit" name="do_delete" value="' .
1121             _("Delete selected attachments") . "\">\n" .
1122             '</td></tr>';
1123     }
1124     echo '                  </table>' . "\n" .
1125          '               </td>' . "\n" .
1126          '            </tr>' . "\n" .
1127          '         </TABLE>' . "\n" .
1128          '      </TD>' . "\n" .
1129          '   </TR>' . "\n";
1130         } // End of file_uploads if-block
1131     /* End of attachment code */
1132     if ($compose_new_win == '1') {
1133         echo '</TABLE>'."\n";
1134     }
1135
1136     echo '</TABLE>' . "\n" .
1137          '<input type="hidden" name="username" value="'. $username . "\">\n" .
1138          '<input type=hidden name=action value="' . $action . "\">\n" .
1139          '<INPUT TYPE=hidden NAME=mailbox VALUE="' . htmlspecialchars($mailbox) .
1140          "\">\n";
1141     /*
1142        store the complete ComposeMessages array in a hidden input value
1143        so we can restore them in case of a session timeout.
1144     */
1145     sqgetGlobalVar('QUERY_STRING', $queryString, SQ_SERVER);
1146     echo '<input type=hidden name=restoremessages value="' . urlencode(serialize($compose_messages)) . "\">\n";
1147     echo '<input type=hidden name=composesession value="' . $composesession . "\">\n";
1148     echo '<input type=hidden name=querystring value="' . $queryString . "\">\n";
1149     echo '</FORM>';
1150     if (!(bool) ini_get('file_uploads')) {
1151       /* File uploads are off, so we didn't show that part of the form.
1152          To avoid bogus bug reports, tell the user why. */
1153       echo 'Because PHP file uploads are turned off, you can not attach files ';
1154       echo "to this message.  Please see your system administrator for details.\r\n";
1155     }
1156
1157     do_hook('compose_bottom');
1158     echo '</BODY></HTML>' . "\n";
1159 }
1160
1161
1162 function showComposeButtonRow() {
1163     global $use_javascript_addr_book, $save_as_draft,
1164            $default_use_priority, $mailprio, $default_use_mdn,
1165            $request_mdn, $request_dr,
1166            $data_dir, $username;
1167
1168     echo '   <TR>' . "\n" .
1169          '      <TD></TD>' . "\n" .
1170          '      <TD>' . "\n";
1171     if ($default_use_priority) {
1172         if(!isset($mailprio)) {
1173             $mailprio = "3";
1174     }
1175     echo '          ' . _("Priority") .': <select name="mailprio">'.
1176          '<option value="1"'.($mailprio=='1'?' selected':'').'>'. _("High") .'</option>'.
1177          '<option value="3"'.($mailprio=='3'?' selected':'').'>'. _("Normal") .'</option>'.
1178          '<option value="5"'.($mailprio=='5'?' selected':'').'>'. _("Low").'</option>'.
1179          '</select>' . "\n";
1180     }
1181     $mdn_user_support=getPref($data_dir, $username, 'mdn_user_support',$default_use_mdn);
1182     if ($default_use_mdn) {
1183         if ($mdn_user_support) {
1184             echo '          ' . _("Receipt") .': '.
1185             '<input type="checkbox" name="request_mdn" value=1'.
1186         ($request_mdn=='1'?' checked':'') .'>'. _("On Read").
1187             ' <input type="checkbox" name="request_dr" value=1'.
1188         ($request_dr=='1'?' checked':'') .'>'. _("On Delivery");
1189         }
1190     }
1191
1192     echo '      </TD>' . "\n" .
1193          '   </TR>' . "\n" .
1194          '   <TR>'  . "\n" .
1195          '      <TD></TD>' . "\n" .
1196          '      <TD>' . "\n" .
1197          '         <INPUT TYPE=SUBMIT NAME="sigappend" VALUE="' . _("Signature") . '">' . "\n";
1198     if ($use_javascript_addr_book) {
1199         echo "         <SCRIPT LANGUAGE=JavaScript><!--\n document.write(\"".
1200              "            <input type=button value=\\\""._("Addresses").
1201                                  "\\\" onclick='javascript:open_abook();'>\");".
1202              "            // --></SCRIPT><NOSCRIPT>\n".
1203              "            <input type=submit name=\"html_addr_search\" value=\"".
1204                               _("Addresses")."\">".
1205              "         </NOSCRIPT>\n";
1206     } else {
1207         echo '         <input type=submit name="html_addr_search" value="'.
1208                                  _("Addresses").'">' . "\n";
1209     }
1210
1211     if ($save_as_draft) {
1212         echo '         <input type="submit" name ="draft" value="' . _("Save Draft") . "\">\n";
1213     }
1214
1215     echo '         <INPUT TYPE=submit NAME=send VALUE="'. _("Send") . '">' . "\n";
1216     do_hook('compose_button_row');
1217
1218     echo '      </TD>' . "\n" .
1219          '   </TR>' . "\n\n";
1220 }
1221
1222 function checkInput ($show) {
1223     /*
1224      * I implemented the $show variable because the error messages
1225      * were getting sent before the page header.  So, I check once
1226      * using $show=false, and then when i'm ready to display the error
1227      * message, show=true
1228      */
1229     global $body, $send_to, $send_to_bcc, $subject, $color;
1230
1231     if ($send_to == '' && $send_to_bcc == '') {
1232         if ($show) {
1233             plain_error_message(_("You have not filled in the \"To:\" field."), $color);
1234         }
1235         return false;
1236     }
1237     return true;
1238 } /* function checkInput() */
1239
1240
1241 /* True if FAILURE */
1242 function saveAttachedFiles($session) {
1243     global $_FILES, $attachment_dir, $attachments, $username,
1244            $data_dir, $compose_messages;
1245
1246     /* get out of here if no file was attached at all */
1247     if (! is_uploaded_file($_FILES['attachfile']['tmp_name']) ) {
1248         return true;
1249     }
1250
1251     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
1252     $localfilename = GenerateRandomString(32, '', 7);
1253     $full_localfilename = "$hashed_attachment_dir/$localfilename";
1254     while (file_exists($full_localfilename)) {
1255         $localfilename = GenerateRandomString(32, '', 7);
1256         $full_localfilename = "$hashed_attachment_dir/$localfilename";
1257     }
1258
1259     // FIXME: we SHOULD prefer move_uploaded_file over rename because
1260     // m_u_f works better with restricted PHP installes (safe_mode, open_basedir)
1261     if (!@rename($_FILES['attachfile']['tmp_name'], $full_localfilename)) {
1262             if (!@move_uploaded_file($_FILES['attachfile']['tmp_name'],$full_localfilename)) {
1263                 return true;
1264                 }
1265     }
1266     $message = $compose_messages[$session];
1267     $type = strtolower($_FILES['attachfile']['type']);
1268     $name = $_FILES['attachfile']['name'];
1269     $message->initAttachment($type, $name, $full_localfilename);
1270     $compose_messages[$session] = $message;
1271     sqsession_register($compose_messages , 'compose_messages');
1272 }
1273
1274 function ClearAttachments($composeMessage) {
1275     if ($composeMessage->att_local_name) {
1276         $attached_file = $composeMessage->att_local_name;
1277         if (file_exists($attached_file)) {
1278             unlink($attached_file);
1279         }
1280     }
1281     for ($i=0, $entCount=count($composeMessage->entities);$i< $entCount; ++$i) {
1282         ClearAttachments($composeMessage->entities[$i]);
1283     }
1284 }
1285
1286 /* parse values like 8M and 2k into bytes */
1287 function getByteSize($ini_size) {
1288
1289     if(!$ini_size) {
1290         return FALSE;
1291     }
1292
1293     $ini_size = trim($ini_size);
1294
1295     // if there's some kind of letter at the end of the string we need to multiply.
1296     if(!is_numeric(substr($ini_size, -1))) {
1297
1298         switch(strtoupper(substr($ini_size, -1))) {
1299             case 'G':
1300                $bytesize = 1073741824;
1301                break;
1302             case 'M':
1303                $bytesize = 1048576;
1304                break;
1305             case 'K':
1306                $bytesize = 1024;
1307                break;
1308         }
1309
1310         return ($bytesize * (int)substr($ini_size, 0, -1));
1311     }
1312
1313     return $ini_size;
1314 }
1315
1316
1317 /* temporary function to make use of the deliver class.
1318    In the future the responsable backend should be automaticly loaded
1319    and conf.pl should show a list of available backends.
1320    The message also should be constructed by the message class.
1321 */
1322
1323 function deliverMessage($composeMessage, $draft=false) {
1324     global $send_to, $send_to_cc, $send_to_bcc, $mailprio, $subject, $body,
1325            $username, $popuser, $usernamedata, $identity, $data_dir,
1326            $request_mdn, $request_dr, $default_charset, $color, $useSendmail,
1327            $domain, $action, $default_move_to_sent, $move_to_sent;
1328     global $imapServerAddress, $imapPort, $sent_folder, $key;
1329
1330     $rfc822_header = $composeMessage->rfc822_header;
1331
1332     $abook = addressbook_init(false, true);
1333     $rfc822_header->to = $rfc822_header->parseAddress($send_to,true, array(), '', $domain, array(&$abook,'lookup'));
1334     $rfc822_header->cc = $rfc822_header->parseAddress($send_to_cc,true,array(), '',$domain, array(&$abook,'lookup'));
1335     $rfc822_header->bcc = $rfc822_header->parseAddress($send_to_bcc,true, array(), '',$domain, array(&$abook,'lookup'));
1336     $rfc822_header->priority = $mailprio;
1337     $rfc822_header->subject = $subject;
1338     $special_encoding='';
1339     if (strtolower($default_charset) == 'iso-2022-jp') {
1340         if (mb_detect_encoding($body) == 'ASCII') {
1341             $special_encoding = '8bit';
1342         } else {
1343             $body = mb_convert_encoding($body, 'JIS');
1344             $special_encoding = '7bit';
1345         }
1346     }
1347     $composeMessage->setBody($body);
1348
1349     if (ereg("^([^@%/]+)[@%/](.+)$", $username, $usernamedata)) {
1350        $popuser = $usernamedata[1];
1351        $domain  = $usernamedata[2];
1352        unset($usernamedata);
1353     } else {
1354        $popuser = $username;
1355     }
1356     $reply_to = '';
1357     if (isset($identity) && $identity != 'default') {
1358         $from_mail = getPref($data_dir, $username,'email_address' . $identity);
1359         $full_name = getPref($data_dir, $username,'full_name' . $identity);
1360         $reply_to = getPref($data_dir, $username,'reply_to' . $identity);
1361     } else {
1362         $from_mail = getPref($data_dir, $username, 'email_address');
1363         $full_name = getPref($data_dir, $username, 'full_name');
1364         $reply_to = getPref($data_dir, $username,'reply_to');
1365     }
1366     if (!$from_mail) {
1367        $from_mail = "$popuser@$domain";
1368        $full_name = '';
1369     }
1370     $rfc822_header->from = $rfc822_header->parseAddress($from_mail,true);
1371     if ($full_name) {
1372         $from = $rfc822_header->from[0];
1373         if (!$from->host) $from->host = $domain;
1374         $full_name_encoded = encodeHeader($full_name);
1375         if ($full_name_encoded != $full_name) {
1376             $from_addr = $full_name_encoded .' <'.$from->mailbox.'@'.$from->host.'>';
1377         } else {
1378             $from_addr = '"'.$full_name .'" <'.$from->mailbox.'@'.$from->host.'>';
1379         }
1380         $rfc822_header->from = $rfc822_header->parseAddress($from_addr,true);
1381     }
1382     if ($reply_to) {
1383        $rfc822_header->reply_to = $rfc822_header->parseAddress($reply_to,true);
1384     }
1385     /* Receipt: On Read */
1386     if (isset($request_mdn) && $request_mdn) {
1387        $rfc822_header->dnt = $rfc822_header->parseAddress($from_mail,true);
1388     }
1389     /* Receipt: On Delivery */
1390     if (isset($request_dr) && $request_dr) {
1391        $rfc822_header->more_headers['Return-Receipt-To'] = $from_mail;
1392     }
1393     /* multipart messages */
1394     if (count($composeMessage->entities)) {
1395         $message_body = new Message();
1396         $message_body->body_part = $composeMessage->body_part;
1397         $composeMessage->body_part = '';
1398         $mime_header = new MessageHeader;
1399         $mime_header->type0 = 'text';
1400         $mime_header->type1 = 'plain';
1401         if ($special_encoding) {
1402             $mime_header->encoding = $special_encoding;
1403         } else {
1404             $mime_header->encoding = '8bit';
1405         }
1406         if ($default_charset) {
1407             $mime_header->parameters['charset'] = $default_charset;
1408         }
1409         $message_body->mime_header = $mime_header;
1410         array_unshift($composeMessage->entities, $message_body);
1411         $content_type = new ContentType('multipart/mixed');
1412     } else {
1413         $content_type = new ContentType('text/plain');
1414         if ($special_encoding) {
1415             $rfc822_header->encoding = $special_encoding;
1416         } else {
1417             $rfc822_header->encoding = '8bit';
1418         }
1419     }
1420     if ($default_charset) {
1421         $content_type->properties['charset']=$default_charset;
1422     }
1423
1424     $rfc822_header->content_type = $content_type;
1425     $composeMessage->rfc822_header = $rfc822_header;
1426
1427     if (!$useSendmail && !$draft) {
1428         require_once(SM_PATH . 'class/deliver/Deliver_SMTP.class.php');
1429         $deliver = new Deliver_SMTP();
1430         global $smtpServerAddress, $smtpPort, $pop_before_smtp, $smtp_auth_mech;
1431
1432         if ($smtp_auth_mech == 'none') {
1433                 $user = '';
1434                 $pass = '';
1435         } else {
1436                 global $key, $onetimepad;
1437                 $user = $username;
1438                 $pass = OneTimePadDecrypt($key, $onetimepad);
1439         }
1440
1441         $authPop = (isset($pop_before_smtp) && $pop_before_smtp) ? true : false;
1442         $stream = $deliver->initStream($composeMessage,$domain,0,
1443                           $smtpServerAddress, $smtpPort, $user, $pass, $authPop);
1444     } elseif (!$draft) {
1445        require_once(SM_PATH . 'class/deliver/Deliver_SendMail.class.php');
1446        global $sendmail_path;
1447        $deliver = new Deliver_SendMail();
1448        $stream = $deliver->initStream($composeMessage,$sendmail_path);
1449     } elseif ($draft) {
1450        global $draft_folder;
1451        require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1452        $imap_stream = sqimap_login($username, $key, $imapServerAddress,
1453                       $imapPort, 0);
1454        if (sqimap_mailbox_exists ($imap_stream, $draft_folder)) {
1455            require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1456            $imap_deliver = new Deliver_IMAP();
1457            $length = $imap_deliver->mail($composeMessage);
1458            sqimap_append ($imap_stream, $draft_folder, $length);
1459            $imap_deliver->mail($composeMessage, $imap_stream);
1460                sqimap_append_done ($imap_stream, $draft_folder);
1461            sqimap_logout($imap_stream);
1462            unset ($imap_deliver);
1463            return $length;
1464         } else {
1465            $msg  = '<br>Error: '._("Draft folder")." $draft_folder" . ' does not exist.';
1466            plain_error_message($msg, $color);
1467            return false;
1468         }
1469     }
1470     $succes = false;
1471     if ($stream) {
1472         $length = $deliver->mail($composeMessage, $stream);
1473         $succes = $deliver->finalizeStream($stream);
1474     }
1475     if (!$succes) {
1476         $msg  = $deliver->dlv_msg . '<br>' .
1477                 _("Server replied: ") . $deliver->dlv_ret_nr . ' '.
1478                 $deliver->dlv_server_msg;
1479         plain_error_message($msg, $color);
1480     } else {
1481         unset ($deliver);
1482         $move_to_sent = getPref($data_dir,$username,'move_to_sent');
1483         $imap_stream = sqimap_login($username, $key, $imapServerAddress, $imapPort, 0);
1484         if (sqimap_mailbox_exists ($imap_stream, $sent_folder) && ((isset($move_to_sent) && $move_to_sent) ||
1485            (isset($default_move_to_sent) && $default_move_to_sent))) {
1486                 sqimap_append ($imap_stream, $sent_folder, $length);
1487             require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1488             $imap_deliver = new Deliver_IMAP();
1489             $imap_deliver->mail($composeMessage, $imap_stream);
1490                 sqimap_append_done ($imap_stream, $sent_folder);
1491             unset ($imap_deliver);
1492         }
1493         global $passed_id, $mailbox, $action;
1494         ClearAttachments($composeMessage);
1495         if ($action == 'reply' || $action == 'reply_all') {
1496             sqimap_mailbox_select ($imap_stream, $mailbox);
1497             sqimap_messages_flag ($imap_stream, $passed_id, $passed_id, 'Answered', true);
1498         }
1499             sqimap_logout($imap_stream);
1500     }
1501     return $succes;
1502 }
1503
1504 ?>