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  * @package squirrelmail
  19  */
  20
  21 /** Path for SquirrelMail required files. */
  22 define('SM_PATH','../');
  23
  24 /* SquirrelMail required files. */
  25 require_once(SM_PATH . 'include/validate.php');
  26 require_once(SM_PATH . 'functions/global.php');
  27 require_once(SM_PATH . 'functions/imap.php');
  28 require_once(SM_PATH . 'functions/date.php');
  29 require_once(SM_PATH . 'functions/mime.php');
  30 require_once(SM_PATH . 'functions/plugin.php');
  31 require_once(SM_PATH . 'functions/display_messages.php');
  32 require_once(SM_PATH . 'class/deliver/Deliver.class.php');
  33 require_once(SM_PATH . 'functions/addressbook.php');
  34 require_once(SM_PATH . 'functions/identity.php');
  35
  36 /* --------------------- Get globals ------------------------------------- */
  37 /** COOKIE VARS */
  38 sqgetGlobalVar('key',       $key,           SQ_COOKIE);
  39
  40 /** SESSION VARS */
  41 sqgetGlobalVar('username',  $username,      SQ_SESSION);
  42 sqgetGlobalVar('onetimepad',$onetimepad,    SQ_SESSION);
  43 sqgetGlobalVar('base_uri',  $base_uri,      SQ_SESSION);
  44 sqgetGlobalVar('delimiter', $delimiter,     SQ_SESSION);
  45
  46 sqgetGlobalVar('composesession',    $composesession,    SQ_SESSION);
  47 sqgetGlobalVar('compose_messages',  $compose_messages,  SQ_SESSION);
  48
  49 /** SESSION/POST/GET VARS */
  50 sqgetGlobalVar('smaction',$action);
  51 sqgetGlobalVar('session',$session);
  52 sqgetGlobalVar('mailbox',$mailbox);
  53 if(!sqgetGlobalVar('identity',$identity)) {
  54     $identity=0;
  55 }
  56 sqgetGlobalVar('send_to',$send_to);
  57 sqgetGlobalVar('send_to_cc',$send_to_cc);
  58 sqgetGlobalVar('send_to_bcc',$send_to_bcc);
  59 sqgetGlobalVar('subject',$subject);
  60 sqgetGlobalVar('body',$body);
  61 sqgetGlobalVar('mailprio',$mailprio);
  62 sqgetGlobalVar('request_mdn',$request_mdn);
  63 sqgetGlobalVar('request_dr',$request_dr);
  64 sqgetGlobalVar('html_addr_search',$html_addr_search);
  65 sqgetGlobalVar('mail_sent',$mail_sent);
  66 sqgetGlobalVar('passed_id',$passed_id);
  67 sqgetGlobalVar('passed_ent_id',$passed_ent_id);
  68 sqgetGlobalVar('send',$send);
  69
  70 sqgetGlobalVar('attach',$attach);
  71
  72 sqgetGlobalVar('draft',$draft);
  73 sqgetGlobalVar('draft_id',$draft_id);
  74 sqgetGlobalVar('ent_num',$ent_num);
  75 sqgetGlobalVar('saved_draft',$saved_draft);
  76 sqgetGlobalVar('delete_draft',$delete_draft);
  77 sqgetGlobalVar('startMessage',$startMessage);
  78
  79 /** POST VARS */
  80 sqgetGlobalVar('sigappend',             $sigappend,             SQ_POST);
  81 sqgetGlobalVar('from_htmladdr_search',  $from_htmladdr_search,  SQ_POST);
  82 sqgetGlobalVar('addr_search_done',      $html_addr_search_done, SQ_POST);
  83 sqgetGlobalVar('send_to_search',        $send_to_search,        SQ_POST);
  84 sqgetGlobalVar('do_delete',             $do_delete,             SQ_POST);
  85 sqgetGlobalVar('delete',                $delete,                SQ_POST);
  86 sqgetGlobalVar('restoremessages',       $restoremessages,       SQ_POST);
  87 if ( sqgetGlobalVar('return', $temp, SQ_POST) ) {
  88   $html_addr_search_done = 'Use Addresses';
  89 }
  90
  91 /** GET VARS */
  92 sqgetGlobalVar('attachedmessages', $attachedmessages, SQ_GET);
  93
  94 /* Location (For HTTP 1.1 Header("Location: ...") redirects) */
  95 $location = get_location();
  96 /* Identities (fetch only once) */
  97 $idents = get_identities();
  98
  99 /* --------------------- Specific Functions ------------------------------ */
 100
 101 function replyAllString($header) {
 102    global $include_self_reply_all, $idents;
 103    $excl_ar = array();
 104    /**
 105     * 1) Remove the addresses we'll be sending the message 'to'
 106     */
 107    $url_replytoall_avoid_addrs = '';
 108    if (isset($header->replyto)) {
 109       $excl_ar = $header->getAddr_a('replyto');
 110    }
 111    /**
 112     * 2) Remove our identities from the CC list (they still can be in the
 113     * TO list) only if $include_self_reply_all is turned off
 114     */
 115    if (!$include_self_reply_all) {
 116        foreach($idents as $id) {
 117            $excl_ar[strtolower(trim($id['email_address']))] = '';
 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          // if personal name contains address separator then surround
 133          // the personal name with double quotes.
 134          if (strpos($personal,',') !== false) {
 135              $personal = '"'.$personal.'"';
 136          }
 137          $url_replytoallcc .= ", $personal <$email>";
 138       } else {
 139          $url_replytoallcc .= ', '. $email;
 140       }
 141    }
 142    $url_replytoallcc = substr($url_replytoallcc,2);
 143
 144    return $url_replytoallcc;
 145 }
 146
 147 function getReplyCitation($orig_from) {
 148     global $reply_citation_style, $reply_citation_start, $reply_citation_end;
 149     $orig_from = decodeHeader($orig_from->getAddress(false),false,false);
 150 //    $from = decodeHeader($orig_header->getAddr_s('from',"\n$indent"),false,false);
 151     /* First, return an empty string when no citation style selected. */
 152     if (($reply_citation_style == '') || ($reply_citation_style == 'none')) {
 153         return '';
 154     }
 155
 156     /* Make sure our final value isn't an empty string. */
 157     if ($orig_from == '') {
 158         return '';
 159     }
 160
 161     /* Otherwise, try to select the desired citation style. */
 162     switch ($reply_citation_style) {
 163     case 'author_said':
 164         $start = '';
 165         $end   = ' ' . _("said") . ':';
 166         break;
 167     case 'quote_who':
 168         $start = '<' . _("quote") . ' ' . _("who") . '="';
 169         $end   = '">';
 170         break;
 171     case 'user-defined':
 172         $start = $reply_citation_start .
 173          ($reply_citation_start == '' ? '' : ' ');
 174         $end   = $reply_citation_end;
 175         break;
 176     default:
 177         return '';
 178     }
 179
 180     /* Build and return the citation string. */
 181     return ($start . $orig_from . $end . "\n");
 182 }
 183
 184 function getforwardHeader($orig_header) {
 185     global $editor_size;
 186
 187    $display = array( _("Subject") => strlen(_("Subject")),
 188                      _("From")    => strlen(_("From")),
 189                      _("Date")    => strlen(_("Date")),
 190                      _("To")      => strlen(_("To")),
 191                      _("Cc")      => strlen(_("Cc")) );
 192    $maxsize = max($display);
 193    $indent = str_pad('',$maxsize+2);
 194    foreach($display as $key => $val) {
 195       $display[$key] = $key .': '. str_pad('', $maxsize - $val);
 196    }
 197    $from = decodeHeader($orig_header->getAddr_s('from',"\n$indent"),false,false);
 198    $from = str_replace('&nbsp;',' ',$from);
 199    $to = decodeHeader($orig_header->getAddr_s('to',"\n$indent"),false,false);
 200    $to = str_replace('&nbsp;',' ',$to);
 201    $subject = decodeHeader($orig_header->subject,false,false);
 202    $subject = str_replace('&nbsp;',' ',$subject);
 203    $bodyTop =  str_pad(' '._("Original Message").' ',$editor_size -2,'-',STR_PAD_BOTH) .
 204                "\n". $display[_("Subject")] . $subject . "\n" .
 205                $display[_("From")] . $from . "\n" .
 206                $display[_("Date")] . getLongDateString( $orig_header->date ). "\n" .
 207                $display[_("To")] . $to . "\n";
 208    if ($orig_header->cc != array() && $orig_header->cc !='') {
 209       $cc = decodeHeader($orig_header->getAddr_s('cc',"\n$indent"),false,false);
 210       $cc = str_replace('&nbsp;',' ',$cc);
 211      $bodyTop .= $display[_("Cc")] .$cc . "\n";
 212   }
 213   $bodyTop .= str_pad('', $editor_size -2 , '-') .
 214               "\n\n";
 215   return $bodyTop;
 216 }
 217 /* ----------------------------------------------------------------------- */
 218
 219 /*
 220  * If the session is expired during a post this restores the compose session
 221  * vars.
 222  */
 223 if (sqsession_is_registered('session_expired_post')) {
 224     sqgetGlobalVar('session_expired_post', $session_expired_post, SQ_SESSION);
 225     /*
 226      * extra check for username so we don't display previous post data from
 227      * another user during this session.
 228      */
 229     if ($session_expired_post['username'] != $username) {
 230         unset($session_expired_post);
 231         sqsession_unregister('session_expired_post');
 232         session_write_close();
 233     } else {
 234         foreach ($session_expired_post as $postvar => $val) {
 235             if (isset($val)) {
 236                 $$postvar = $val;
 237             } else {
 238                 $$postvar = '';
 239             }
 240         }
 241         $compose_messages = unserialize(urldecode($restoremessages));
 242         sqsession_register($compose_messages,'compose_messages');
 243         sqsession_register($composesession,'composesession');
 244         if (isset($send)) {
 245             unset($send);
 246         }
 247         $session_expired = true;
 248     }
 249     unset($session_expired_post);
 250     sqsession_unregister('session_expired_post');
 251     session_write_close();
 252     if (!isset($mailbox)) {
 253         $mailbox = '';
 254     }
 255     if ($compose_new_win == '1') {
 256         compose_Header($color, $mailbox);
 257     } else {
 258         displayPageHeader($color, $mailbox);
 259     }
 260     showInputForm($session, false);
 261     exit();
 262 }
 263 if (!isset($composesession)) {
 264     $composesession = 0;
 265     sqsession_register(0,'composesession');
 266 }
 267
 268 if (!isset($session) || (isset($newmessage) && $newmessage)) {
 269     sqsession_unregister('composesession');
 270     $session = "$composesession" +1;
 271     $composesession = $session;
 272     sqsession_register($composesession,'composesession');
 273 }
 274 if (!isset($compose_messages)) {
 275   $compose_messages = array();
 276 }
 277 if (!isset($compose_messages[$session]) || ($compose_messages[$session] == NULL)) {
 278 /* if (!array_key_exists($session, $compose_messages)) {  /* We can only do this in PHP >= 4.1 */
 279   $composeMessage = new Message();
 280   $rfc822_header = new Rfc822Header();
 281   $composeMessage->rfc822_header = $rfc822_header;
 282   $composeMessage->reply_rfc822_header = '';
 283   $compose_messages[$session] = $composeMessage;
 284   sqsession_register($compose_messages,'compose_messages');
 285 } else {
 286   $composeMessage=$compose_messages[$session];
 287 }
 288
 289 if (!isset($mailbox) || $mailbox == '' || ($mailbox == 'None')) {
 290     $mailbox = 'INBOX';
 291 }
 292
 293 if ($draft) {
 294     /*
 295      * Set $default_charset to correspond with the user's selection
 296      * of language interface.
 297      */
 298     set_my_charset();
 299     $composeMessage=$compose_messages[$session];
 300     if (! deliverMessage($composeMessage, true)) {
 301         showInputForm($session);
 302         exit();
 303     } else {
 304         unset($compose_messages[$session]);
 305         $draft_message = _("Draft Email Saved");
 306         /* If this is a resumed draft, then delete the original */
 307         if(isset($delete_draft)) {
 308             Header("Location: $location/delete_message.php?mailbox=" . urlencode($draft_folder) .
 309                    "&message=$delete_draft&sort=$sort&startMessage=1&saved_draft=yes");
 310             exit();
 311         }
 312         else {
 313             if ($compose_new_win == '1') {
 314                 Header("Location: $location/compose.php?saved_draft=yes&session=$composesession");
 315                 exit();
 316             }
 317             else {
 318                 Header("Location: $location/right_main.php?mailbox=$draft_folder&sort=$sort".
 319                        "&startMessage=1&note=".urlencode($draft_message));
 320                 exit();
 321             }
 322         }
 323     }
 324 }
 325
 326 if ($send) {
 327     if (isset($_FILES['attachfile']) &&
 328         $_FILES['attachfile']['tmp_name'] &&
 329         $_FILES['attachfile']['tmp_name'] != 'none') {
 330         $AttachFailure = saveAttachedFiles($session);
 331     }
 332     if (checkInput(false) && !isset($AttachFailure)) {
 333                 if ($mailbox == "All Folders") {
 334                         /* We entered compose via the search results page */
 335                         $mailbox="INBOX"; /* Send 'em to INBOX, that's safe enough */
 336                 }
 337         $urlMailbox = urlencode (trim($mailbox));
 338         if (! isset($passed_id)) {
 339             $passed_id = 0;
 340         }
 341         /*
 342          * Set $default_charset to correspond with the user's selection
 343          * of language interface.
 344          */
 345         set_my_charset();
 346         /*
 347          * This is to change all newlines to \n
 348          * We'll change them to \r\n later (in the sendMessage function)
 349          */
 350         $body = str_replace("\r\n", "\n", $body);
 351         $body = str_replace("\r", "\n", $body);
 352
 353         /*
 354          * Rewrap $body so that no line is bigger than $editor_size
 355          * This should only really kick in the sqWordWrap function
 356          * if the browser doesn't support "VIRTUAL" as the wrap type.
 357          */
 358         $body = explode("\n", $body);
 359         $newBody = '';
 360         foreach ($body as $line) {
 361             if( $line <> '-- ' ) {
 362                $line = rtrim($line);
 363             }
 364             if (strlen($line) <= $editor_size + 1) {
 365                 $newBody .= $line . "\n";
 366             } else {
 367                 sqWordWrap($line, $editor_size);
 368                 $newBody .= $line . "\n";
 369
 370             }
 371
 372         }
 373         $body = $newBody;
 374
 375         $composeMessage=$compose_messages[$session];
 376
 377         $Result = deliverMessage($composeMessage);
 378         if (! $Result) {
 379             showInputForm($session);
 380             exit();
 381         }
 382         unset($compose_messages[$session]);
 383         if ( isset($delete_draft)) {
 384             Header("Location: $location/delete_message.php?mailbox=" . urlencode( $draft_folder ).
 385                    "&message=$delete_draft&sort=$sort&startMessage=1&mail_sent=yes");
 386             exit();
 387         }
 388         if ($compose_new_win == '1') {
 389
 390             Header("Location: $location/compose.php?mail_sent=yes");
 391         }
 392         else {
 393             Header("Location: $location/right_main.php?mailbox=$urlMailbox&sort=$sort".
 394                    "&startMessage=$startMessage&mail_sent=yes");
 395         }
 396     } else {
 397         if ($compose_new_win == '1') {
 398             compose_Header($color, $mailbox);
 399         }
 400         else {
 401             displayPageHeader($color, $mailbox);
 402         }
 403         if (isset($AttachFailure)) {
 404              plain_error_message(_("Could not move/copy file. File not attached"),
 405                                  $color);
 406         }
 407         checkInput(true);
 408         showInputForm($session);
 409         /* sqimap_logout($imapConnection); */
 410     }
 411 } elseif (isset($html_addr_search_done)) {
 412         if ($compose_new_win == '1') {
 413             compose_Header($color, $mailbox);
 414         }
 415         else {
 416             displayPageHeader($color, $mailbox);
 417         }
 418
 419     if (isset($send_to_search) && is_array($send_to_search)) {
 420         foreach ($send_to_search as $k => $v) {
 421             if (substr($k, 0, 1) == 'T') {
 422                 if ($send_to) {
 423                     $send_to .= ', ';
 424                 }
 425                 $send_to .= $v;
 426             }
 427             elseif (substr($k, 0, 1) == 'C') {
 428                 if ($send_to_cc) {
 429                     $send_to_cc .= ', ';
 430                 }
 431                 $send_to_cc .= $v;
 432             }
 433             elseif (substr($k, 0, 1) == 'B') {
 434                 if ($send_to_bcc) {
 435                     $send_to_bcc .= ', ';
 436                 }
 437                 $send_to_bcc .= $v;
 438             }
 439         }
 440     }
 441     showInputForm($session);
 442 } elseif (isset($html_addr_search)) {
 443     if (isset($_FILES['attachfile']) &&
 444         $_FILES['attachfile']['tmp_name'] &&
 445         $_FILES['attachfile']['tmp_name'] != 'none') {
 446         if(saveAttachedFiles($session)) {
 447             plain_error_message(_("Could not move/copy file. File not attached"), $color);
 448         }
 449     }
 450     /*
 451      * I am using an include so as to elminiate an extra unnecessary
 452      * click.  If you can think of a better way, please implement it.
 453      */
 454     include_once('./addrbook_search_html.php');
 455 } elseif (isset($attach)) {
 456     if (saveAttachedFiles($session)) {
 457         plain_error_message(_("Could not move/copy file. File not attached"), $color);
 458     }
 459         if ($compose_new_win == '1') {
 460             compose_Header($color, $mailbox);
 461         }
 462         else {
 463             displayPageHeader($color, $mailbox);
 464         }
 465     showInputForm($session);
 466 }
 467 elseif (isset($sigappend)) {
 468     $signature = $idents[$identity]['signature'];
 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, $values);
 544 }
 545
 546 exit();
 547
 548 /**************** Only function definitions go below *************/
 549
 550 function getforwardSubject($subject)
 551 {
 552     if ((substr(strtolower($subject), 0, 4) != 'fwd:') &&
 553         (substr(strtolower($subject), 0, 5) != '[fwd:') &&
 554         (substr(strtolower($subject), 0, 6) != '[ fwd:')) {
 555         $subject = '[Fwd: ' . $subject . ']';
 556     }
 557     return $subject;
 558 }
 559
 560 /* This function is used when not sending or adding attachments */
 561 function newMail ($mailbox='', $passed_id='', $passed_ent_id='', $action='', $session='') {
 562     global $editor_size, $default_use_priority, $body, $idents,
 563            $use_signature, $composesession, $data_dir, $username,
 564            $username, $key, $imapServerAddress, $imapPort, $compose_messages,
 565            $composeMessage;
 566     global $languages, $squirrelmail_language, $default_charset;
 567
 568     $send_to = $send_to_cc = $send_to_bcc = $subject = $identity = '';
 569     $mailprio = 3;
 570
 571     if ($passed_id) {
 572         $imapConnection = sqimap_login($username, $key, $imapServerAddress,
 573         $imapPort, 0);
 574
 575         sqimap_mailbox_select($imapConnection, $mailbox);
 576         $message = sqimap_get_message($imapConnection, $passed_id, $mailbox);
 577
 578         $body = '';
 579         if ($passed_ent_id) {
 580             /* redefine the messsage in case of message/rfc822 */
 581             $message = $message->getEntity($passed_ent_id);
 582             /* message is an entity which contains the envelope and type0=message
 583             * and type1=rfc822. The actual entities are childs from
 584             * $message->entities[0]. That's where the encoding and is located
 585             */
 586
 587             $entities = $message->entities[0]->findDisplayEntity
 588             (array(), $alt_order = array('text/plain'));
 589             if (!count($entities)) {
 590                 $entities = $message->entities[0]->findDisplayEntity
 591                 (array(), $alt_order = array('text/plain','html/plain'));
 592             }
 593             $orig_header = $message->rfc822_header; /* here is the envelope located */
 594             /* redefine the message for picking up the attachments */
 595             $message = $message->entities[0];
 596
 597         } else {
 598             $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain'));
 599             if (!count($entities)) {
 600                 $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain','html/plain'));
 601             }
 602             $orig_header = $message->rfc822_header;
 603         }
 604
 605         $encoding = $message->header->encoding;
 606         $type0 = $message->type0;
 607         $type1 = $message->type1;
 608         foreach ($entities as $ent) {
 609             $unencoded_bodypart = mime_fetch_body($imapConnection, $passed_id, $ent);
 610             $body_part_entity = $message->getEntity($ent);
 611             $bodypart = decodeBody($unencoded_bodypart,
 612             $body_part_entity->header->encoding);
 613             if ($type1 == 'html') {
 614                 $bodypart = str_replace(array('&nbsp;','&gt;','&lt;'),array(' ','<','>'),$bodypart);
 615                 $bodypart = strip_tags($bodypart);
 616             }
 617             if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
 618                 function_exists($languages[$squirrelmail_language]['XTRA_CODE'])) {
 619                 if (mb_detect_encoding($bodypart) != 'ASCII') {
 620                     $bodypart = $languages[$squirrelmail_language]['XTRA_CODE']('decode', $bodypart);
 621                 }
 622             }
 623
 624             if (isset($body_part_entity->header->parameters['charset'])) {
 625             $actual = $body_part_entity->header->parameters['charset'];
 626         } else {
 627             $actual = 'us-ascii';
 628         }
 629
 630             if ( $actual && is_conversion_safe($actual) && $actual != $default_charset){
 631                 $bodypart = charset_decode($actual,$bodypart);
 632             }
 633
 634             $body .= $bodypart;
 635         }
 636         if ($default_use_priority) {
 637             $mailprio = substr($orig_header->priority,0,1);
 638             if (!$mailprio) {
 639                 $mailprio = 3;
 640             }
 641         } else {
 642             $mailprio = '';
 643         }
 644         //ClearAttachments($session);
 645
 646         $identity = '';
 647         $from_o = $orig_header->from;
 648         if (is_object($from_o)) {
 649             $orig_from = $from_o->getAddress();
 650         } else {
 651             $orig_from = '';
 652         }
 653
 654         $identities = array();
 655         if (count($idents) > 1) {
 656             foreach($idents as $nr=>$data) {
 657                 $enc_from_name = '"'.$data['full_name'].'" <'. $data['email_address'].'>';
 658                 if($enc_from_name == $orig_from) {
 659                     $identity = $nr;
 660                     break;
 661                 }
 662                 $identities[] = $enc_from_name;
 663             }
 664
 665             $identity_match = $orig_header->findAddress($identities);
 666             if ($identity_match) {
 667                 $identity = $identity_match;
 668             }
 669         }
 670
 671         switch ($action) {
 672         case ('draft'):
 673             $use_signature = FALSE;
 674             $composeMessage->rfc822_header = $orig_header;
 675             $send_to = decodeHeader($orig_header->getAddr_s('to'),false,true);
 676             $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,true);
 677             $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,true);
 678             $subject = decodeHeader($orig_header->subject,false,true);
 679 //            /* remember the references and in-reply-to headers in case of an reply */
 680             $composeMessage->rfc822_header->more_headers['References'] = $orig_header->references;
 681             $composeMessage->rfc822_header->more_headers['In-Reply-To'] = $orig_header->in_reply_to;
 682             $body_ary = explode("\n", $body);
 683             $cnt = count($body_ary) ;
 684             $body = '';
 685             for ($i=0; $i < $cnt; $i++) {
 686                 if (!ereg("^[>\\s]*$", $body_ary[$i])  || !$body_ary[$i]) {
 687                     sqWordWrap($body_ary[$i], $editor_size );
 688                     $body .= $body_ary[$i] . "\n";
 689                 }
 690                 unset($body_ary[$i]);
 691             }
 692             sqUnWordWrap($body);
 693             $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 694             break;
 695         case ('edit_as_new'):
 696             $send_to = decodeHeader($orig_header->getAddr_s('to'),false,true);
 697             $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,true);
 698             $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,true);
 699             $subject = decodeHeader($orig_header->subject,false,true);
 700             $mailprio = $orig_header->priority;
 701             $orig_from = '';
 702             $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 703             sqUnWordWrap($body);
 704             break;
 705         case ('forward'):
 706             $send_to = '';
 707             $subject = getforwardSubject(decodeHeader($orig_header->subject,false,true));
 708             $body = getforwardHeader($orig_header) . $body;
 709             sqUnWordWrap($body);
 710             $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 711             $body = "\n" . $body;
 712             break;
 713         case ('forward_as_attachment'):
 714             $subject = getforwardSubject(decodeHeader($orig_header->subject,false,true));
 715             $composeMessage = getMessage_RFC822_Attachment($message, $composeMessage, $passed_id, $passed_ent_id, $imapConnection);
 716             $body = '';
 717             break;
 718         case ('reply_all'):
 719             if(isset($orig_header->mail_followup_to) && $orig_header->mail_followup_to) {
 720                 $send_to = $orig_header->getAddr_s('mail_followup_to');
 721             } else {
 722                 $send_to_cc = replyAllString($orig_header);
 723                 $send_to_cc = decodeHeader($send_to_cc,false,true);
 724             }
 725         case ('reply'):
 726             // skip this if send_to was already set right above here
 727             if(!$send_to) {
 728                 $send_to = $orig_header->reply_to;
 729                 if (is_array($send_to) && count($send_to)) {
 730                     $send_to = $orig_header->getAddr_s('reply_to');
 731                 } else if (is_object($send_to)) { /* unneccesarry, just for failsafe purpose */
 732                     $send_to = $orig_header->getAddr_s('reply_to');
 733                 } else {
 734                     $send_to = $orig_header->getAddr_s('from');
 735                 }
 736             }
 737             $send_to = decodeHeader($send_to,false,true);
 738             $subject = decodeHeader($orig_header->subject,false,true);
 739             $subject = str_replace('"', "'", $subject);
 740             $subject = trim($subject);
 741             if (substr(strtolower($subject), 0, 3) != 're:') {
 742                 $subject = 'Re: ' . $subject;
 743             }
 744             /* this corrects some wrapping/quoting problems on replies */
 745             $rewrap_body = explode("\n", $body);
 746             $from =  (is_array($orig_header->from)) ? $orig_header->from[0] : $orig_header->from;
 747             sqUnWordWrap($body);        // unwrap and then reset it?!
 748             $body = '';
 749             $strip_sigs = getPref($data_dir, $username, 'strip_sigs');
 750             foreach ($rewrap_body as $line) {
 751                 if ($strip_sigs && substr($line,0,3) == '-- ') {
 752                         break;
 753                 }
 754                 sqWordWrap($line, ($editor_size));
 755                 if (preg_match("/^(>+)/", $line, $matches)) {
 756                     $gt = $matches[1];
 757                     $body .= '>' . str_replace("\n", "\n>$gt ", rtrim($line)) ."\n";
 758                 } else {
 759                     $body .= '> ' . str_replace("\n", "\n> ", rtrim($line)) . "\n";
 760                 }
 761             }
 762             $body = getReplyCitation($from) . $body;
 763             $composeMessage->reply_rfc822_header = $orig_header;
 764
 765             break;
 766         default:
 767             break;
 768         }
 769         $compose_messages[$session] = $composeMessage;
 770         sqsession_register($compose_messages, 'compose_messages');
 771         session_write_close();
 772         sqimap_logout($imapConnection);
 773     }
 774     $ret = array( 'send_to' => $send_to,
 775                   'send_to_cc' => $send_to_cc,
 776                   'send_to_bcc' => $send_to_bcc,
 777                   'subject' => $subject,
 778                   'mailprio' => $mailprio,
 779                   'body' => $body,
 780                   'identity' => $identity );
 781
 782     return ($ret);
 783 } /* function newMail() */
 784
 785 function getAttachments($message, &$composeMessage, $passed_id, $entities, $imapConnection) {
 786     global $attachment_dir, $username, $data_dir, $squirrelmail_language;
 787     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
 788     if (!count($message->entities) ||
 789        ($message->type0 == 'message' && $message->type1 == 'rfc822')) {
 790         if ( !in_array($message->entity_id, $entities) && $message->entity_id) {
 791            switch ($message->type0) {
 792            case 'message':
 793                 if ($message->type1 == 'rfc822') {
 794                     $filename = $message->rfc822_header->subject;
 795                     if ($filename == "") {
 796                         $filename = "untitled-".$message->entity_id;
 797                     }
 798                     $filename .= '.msg';
 799                  } else {
 800                    $filename = $message->getFilename();
 801                  }
 802              break;
 803            default:
 804              if (!$message->mime_header) { /* temporary hack */
 805                  $message->mime_header = $message->header;
 806              }
 807              $filename = $message->getFilename();
 808              break;
 809            }
 810            $filename = str_replace('&nbsp;', ' ', decodeHeader($filename));
 811            if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
 812                function_exists($languages[$squirrelmail_language]['XTRA_CODE'])) {
 813                 $filename =  $languages[$squirrelmail_language]['XTRA_CODE']('encode', $filename);
 814            }
 815            $localfilename = GenerateRandomString(32, '', 7);
 816            $full_localfilename = "$hashed_attachment_dir/$localfilename";
 817            while (file_exists($full_localfilename)) {
 818                $localfilename = GenerateRandomString(32, '', 7);
 819                $full_localfilename = "$hashed_attachment_dir/$localfilename";
 820            }
 821            $message->att_local_name = $full_localfilename;
 822
 823            $composeMessage->initAttachment($message->type0.'/'.$message->type1,$filename,
 824              $full_localfilename);
 825
 826            /* Write Attachment to file */
 827            $fp = fopen ("$hashed_attachment_dir/$localfilename", 'wb');
 828            fputs($fp, decodeBody(mime_fetch_body($imapConnection,
 829               $passed_id, $message->entity_id),
 830               $message->header->encoding));
 831            fclose ($fp);
 832         }
 833     } else {
 834         for ($i=0, $entCount=count($message->entities); $i<$entCount;$i++) {
 835             $composeMessage=getAttachments($message->entities[$i], $composeMessage, $passed_id, $entities, $imapConnection);
 836         }
 837     }
 838     return $composeMessage;
 839 }
 840
 841 function getMessage_RFC822_Attachment($message, $composeMessage, $passed_id,
 842                                       $passed_ent_id='', $imapConnection) {
 843     global $attachments, $attachment_dir, $username, $data_dir, $uid_support;
 844     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
 845     if (!$passed_ent_id) {
 846         $body_a = sqimap_run_command($imapConnection,
 847                                     'FETCH '.$passed_id.' RFC822',
 848                                     TRUE, $response, $readmessage,
 849                                     $uid_support);
 850     } else {
 851         $body_a = sqimap_run_command($imapConnection,
 852                                      'FETCH '.$passed_id.' BODY['.$passed_ent_id.']',
 853                                      TRUE, $response, $readmessage, $uid_support);
 854         $message = $message->parent;
 855     }
 856     if ($response == 'OK') {
 857         $subject = encodeHeader($message->rfc822_header->subject);
 858         array_shift($body_a);
 859         array_pop($body_a);
 860         $body = implode('', $body_a) . "\r\n";
 861
 862         $localfilename = GenerateRandomString(32, 'FILE', 7);
 863         $full_localfilename = "$hashed_attachment_dir/$localfilename";
 864
 865         $fp = fopen($full_localfilename, 'w');
 866         fwrite ($fp, $body);
 867         fclose($fp);
 868         $composeMessage->initAttachment('message/rfc822',$subject.'.msg',
 869                          $full_localfilename);
 870     }
 871     return $composeMessage;
 872 }
 873
 874 function showInputForm ($session, $values=false) {
 875     global $send_to, $send_to_cc, $body, $startMessage,
 876            $passed_body, $color, $use_signature, $signature, $prefix_sig,
 877            $editor_size, $attachments, $subject, $newmail,
 878            $use_javascript_addr_book, $send_to_bcc, $passed_id, $mailbox,
 879            $from_htmladdr_search, $location_of_buttons, $attachment_dir,
 880            $username, $data_dir, $identity, $idents, $draft_id, $delete_draft,
 881            $mailprio, $default_use_mdn, $mdn_user_support, $compose_new_win,
 882            $saved_draft, $mail_sent, $sig_first, $edit_as_new, $action,
 883            $username, $compose_messages, $composesession, $default_charset;
 884
 885     $composeMessage = $compose_messages[$session];
 886
 887     if ($values) {
 888        $send_to = $values['send_to'];
 889        $send_to_cc = $values['send_to_cc'];
 890        $send_to_bcc = $values['send_to_bcc'];
 891        $subject = $values['subject'];
 892        $mailprio = $values['mailprio'];
 893        $body = $values['body'];
 894        $identity = (int) $values['identity'];
 895     } else {
 896        $send_to = decodeHeader($send_to);
 897        $send_to_cc = decodeHeader($send_to_cc);
 898        $send_to_bcc = decodeHeader($send_to_bcc);
 899     }
 900
 901     if ($use_javascript_addr_book) {
 902         echo "\n". '<SCRIPT LANGUAGE=JavaScript>'."\n<!--\n" .
 903              'function open_abook() { ' . "\n" .
 904              '  var nwin = window.open("addrbook_popup.php","abookpopup",' .
 905              '"width=670,height=300,resizable=yes,scrollbars=yes");' . "\n" .
 906              '  if((!nwin.opener) && (document.windows != null))' . "\n" .
 907              '    nwin.opener = document.windows;' . "\n" .
 908              "}\n" .
 909              "// -->\n</SCRIPT>\n\n";
 910     }
 911
 912     echo "\n" . '<form name="compose" action="compose.php" method="post" ' .
 913          'enctype="multipart/form-data"';
 914     do_hook('compose_form');
 915
 916     echo ">\n";
 917
 918     echo '<input type="hidden" name="startMessage" value="' . $startMessage . "\">\n";
 919
 920     if ($action == 'draft') {
 921         echo '<input type="hidden" name="delete_draft" value="' . $passed_id . "\">\n";
 922     }
 923     if (isset($delete_draft)) {
 924         echo '<input type="hidden" name="delete_draft" value="' . $delete_draft. "\">\n";
 925     }
 926     if (isset($session)) {
 927         echo '<input type="hidden" name="session" value="' . $session . "\">\n";
 928     }
 929
 930     if (isset($passed_id)) {
 931         echo '<input type="hidden" name="passed_id" value="' . $passed_id . "\">\n";
 932     }
 933
 934     if ($saved_draft == 'yes') {
 935         echo '<BR><CENTER><B>'. _("Draft Saved").'</CENTER></B>';
 936     }
 937     if ($mail_sent == 'yes') {
 938         echo '<BR><CENTER><B>'. _("Your Message has been sent.").'</CENTER></B>';
 939     }
 940     echo '<table align="center" cellspacing="0" border="0">' . "\n";
 941     if ($compose_new_win == '1') {
 942         echo '<TABLE ALIGN=CENTER BGCOLOR="'.$color[0].'" WIDTH="100%" BORDER=0>'."\n" .
 943              '   <TR><TD></TD>'. html_tag( 'td', '', 'right' ) . '<INPUT TYPE="BUTTON" NAME="Close" onClick="return self.close()" VALUE='._("Close").'></TD></TR>'."\n";
 944     }
 945     if ($location_of_buttons == 'top') {
 946         showComposeButtonRow();
 947     }
 948
 949     /* display select list for identities */
 950     if (count($idents) > 1) {
 951         echo '   <tr>' . "\n" .
 952                     html_tag( 'td', '', 'right', $color[4], 'width="10%"' ) .
 953                     _("From:") . '</td>' . "\n" .
 954                     html_tag( 'td', '', 'left', $color[4], 'width="90%"' ) .
 955              '         <select name="identity">' . "\n" ;
 956         foreach($idents as $id=>$data) {
 957             echo '<option value="'.$id.'"';
 958             if($id == $identity) {
 959                 echo ' selected';
 960             }
 961             echo '>'.htmlspecialchars($data['full_name'].' <'.$data['email_address'].'>').
 962                  "</option>\n";
 963         }
 964
 965         echo '</select>' . "\n" .
 966              '      </td>' . "\n" .
 967              '   </tr>' . "\n";
 968     }
 969     echo '   <tr>' . "\n" .
 970                 html_tag( 'td', '', 'right', $color[4], 'width="10%"' ) .
 971                 _("To:") . '</TD>' . "\n" .
 972                 html_tag( 'td', '', 'left', $color[4], 'width="90%"' ) .
 973          '         <input type="text" name="send_to" value="' .
 974                    $send_to . '" size="60" /><br />' . "\n" .
 975          '      </td>' . "\n" .
 976          '   </tr>' . "\n" .
 977          '   <tr>' . "\n" .
 978                 html_tag( 'td', '', 'right', $color[4] ) .
 979                 _("CC:") . '</td>' . "\n" .
 980                 html_tag( 'td', '', 'left', $color[4] ) .
 981          '         <input type="text" name="send_to_cc" size="60" value="' .
 982                    $send_to_cc . '" /><br />' . "\n" .
 983          '      </td>' . "\n" .
 984          '   </tr>' . "\n" .
 985          '   <tr>' . "\n" .
 986                 html_tag( 'td', '', 'right', $color[4] ) .
 987                 _("BCC:") . '</td>' . "\n" .
 988                 html_tag( 'td', '', 'left', $color[4] ) .
 989          '         <input type="text" name="send_to_bcc" value="' .
 990                 $send_to_bcc . '" size="60" /><br />' . "\n" .
 991          '      </td>' . "\n" .
 992          '   </tr>' . "\n" .
 993          '   <tr>' . "\n" .
 994                 html_tag( 'td', '', 'right', $color[4] ) .
 995                 _("Subject:") . '</td>' . "\n" .
 996                 html_tag( 'td', '', 'left', $color[4] ) . "\n";
 997     echo '         <input type="text" name="subject" size="60" value="' .
 998                    $subject . '" />' . "\n" .
 999          '      </td>' . "\n" .
1000          '   </tr>' . "\n\n";
1001
1002     if ($location_of_buttons == 'between') {
1003         showComposeButtonRow();
1004     }
1005
1006     /* why this distinction? */
1007     if ($compose_new_win == '1') {
1008         echo '   <TR>' . "\n" .
1009              '      <TD BGCOLOR="' . $color[0] . '" COLSPAN=2 ALIGN=CENTER>' . "\n" .
1010              '         <TEXTAREA NAME=body ID=body ROWS=20 COLS="' .
1011                        $editor_size . '" WRAP="VIRTUAL">';
1012     }
1013     else {
1014         echo '   <TR>' . "\n" .
1015             '      <TD BGCOLOR="' . $color[4] . '" COLSPAN=2>' . "\n" .
1016             '         &nbsp;&nbsp;<TEXTAREA NAME=body ID=body ROWS=20 COLS="' .
1017                       $editor_size . '" WRAP="VIRTUAL">';
1018     }
1019
1020     if ($use_signature == true && $newmail == true && !isset($from_htmladdr_search)) {
1021         $signature = $idents[$identity]['signature'];
1022
1023         if ($sig_first == '1') {
1024             if ($default_charset == 'iso-2022-jp') {
1025                 echo "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1026             } else {
1027             echo "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
1028             }
1029             echo "\n\n".decodeHeader($body,false,false);
1030         }
1031         else {
1032             echo "\n\n".decodeHeader($body,false,false);
1033             if ($default_charset == 'iso-2022-jp') {
1034                 echo "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1035             }else{
1036             echo "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
1037         }
1038     }
1039     }
1040     else {
1041        echo decodeHeader($body,false,false);
1042     }
1043     echo '</textarea><br />' . "\n" .
1044          '      </td>' . "\n" .
1045          '   </tr>' . "\n";
1046
1047
1048     if ($location_of_buttons == 'bottom') {
1049         showComposeButtonRow();
1050     } else {
1051         echo '   <tr>' . "\n" .
1052                     html_tag( 'td', '', 'right', '', 'colspan="2"' ) . "\n" .
1053              '         <input type="submit" name="send" value="' . _("Send") . '" />' . "\n" .
1054              '         &nbsp;&nbsp;&nbsp;&nbsp;<br /><br />' . "\n" .
1055              '      </td>' . "\n" .
1056              '   </tr>' . "\n";
1057     }
1058
1059     /* This code is for attachments */
1060         if ((bool) ini_get('file_uploads')) {
1061
1062     /* Calculate the max size for an uploaded file.
1063      * This is advisory for the user because we can't actually prevent
1064      * people to upload too large files. */
1065     $sizes = array();
1066     /* php.ini vars which influence the max for uploads */
1067     $configvars = array('post_max_size', 'memory_limit', 'upload_max_filesize');
1068     foreach($configvars as $var) {
1069         /* skip 0 or empty values */
1070         if( $size = getByteSize(ini_get($var)) ) {
1071             $sizes[] = $size;
1072         }
1073     }
1074
1075     if(count($sizes) > 0) {
1076         $maxsize = '(max.&nbsp;' . show_readable_size( min( $sizes ) ) . ')';
1077     } else {
1078         $maxsize = '';
1079     }
1080     echo '<INPUT TYPE="hidden" name="MAX_FILE_SIZE" value="'.min( $sizes ).'">';
1081     echo '   <tr>' . "\n" .
1082          '      <td colspan="2">' . "\n" .
1083          '         <table width="100%" cellpadding="1" cellspacing="0" align="center"'.
1084                    ' border="0" bgcolor="'.$color[9].'">' . "\n" .
1085          '            <tr>' . "\n" .
1086          '               <td>' . "\n" .
1087          '                 <table width="100%" cellpadding="3" cellspacing="0" align="center"'.
1088                            ' border="0">' . "\n" .
1089          '                    <tr>' . "\n" .
1090                                  html_tag( 'td', '', 'right', '', 'valign="middle"' ) .
1091                                  _("Attach:") . '</td>' . "\n" .
1092                                  html_tag( 'td', '', 'left', '', 'valign="middle"' ) .
1093          '                          <input name="attachfile" size="48" type="file" />' . "\n" .
1094          '                          &nbsp;&nbsp;<input type="submit" name="attach"' .
1095                                     ' value="' . _("Add") .'">' . "\n" .
1096                                     $maxsize .
1097          '                       </td>' . "\n" .
1098          '                    </tr>' . "\n";
1099
1100
1101     $s_a = array();
1102     if ($composeMessage->entities) {
1103         foreach ($composeMessage->entities as $key => $attachment) {
1104            $attached_file = $attachment->att_local_name;
1105            if ($attachment->att_local_name || $attachment->body_part) {
1106                 $attached_filename = decodeHeader($attachment->mime_header->getParameter('name'));
1107                 $type = $attachment->mime_header->type0.'/'.
1108                         $attachment->mime_header->type1;
1109
1110                 $s_a[] = '<table bgcolor="'.$color[0].
1111                 '" border="0"><tr><td><input type="checkbox" name="delete[]" value="' .
1112                     $key . "\"></td><td>\n" . $attached_filename .
1113                     '</td><td>-</td><td> ' . $type . '</td><td>('.
1114                     show_readable_size( filesize( $attached_file ) ) . ')</td></tr></table>'."\n";
1115            }
1116         }
1117     }
1118     if (count($s_a)) {
1119        foreach ($s_a as $s) {
1120           echo '<tr>' . html_tag( 'td', '', 'left', $color[0], 'colspan="2"' ) . $s .'</td></tr>';
1121        }
1122        echo '<tr><td colspan="2"><input type="submit" name="do_delete" value="' .
1123             _("Delete selected attachments") . "\">\n" .
1124             '</td></tr>';
1125     }
1126     echo '                  </table>' . "\n" .
1127          '               </td>' . "\n" .
1128          '            </tr>' . "\n" .
1129          '         </TABLE>' . "\n" .
1130          '      </TD>' . "\n" .
1131          '   </TR>' . "\n";
1132         } // End of file_uploads if-block
1133     /* End of attachment code */
1134     if ($compose_new_win == '1') {
1135         echo '</TABLE>'."\n";
1136     }
1137
1138     echo '</TABLE>' . "\n" .
1139          '<input type="hidden" name="username" value="'. $username . "\">\n" .
1140          '<input type=hidden name=smaction value="' . $action . "\">\n" .
1141          '<INPUT TYPE=hidden NAME=mailbox VALUE="' . htmlspecialchars($mailbox) .
1142          "\">\n";
1143     /*
1144        store the complete ComposeMessages array in a hidden input value
1145        so we can restore them in case of a session timeout.
1146     */
1147     sqgetGlobalVar('QUERY_STRING', $queryString, SQ_SERVER);
1148     echo '<input type=hidden name=restoremessages value="' . urlencode(serialize($compose_messages)) . "\">\n";
1149     echo '<input type=hidden name=composesession value="' . $composesession . "\">\n";
1150     echo '<input type=hidden name=querystring value="' . $queryString . "\">\n";
1151     echo '</FORM>';
1152     if (!(bool) ini_get('file_uploads')) {
1153       /* File uploads are off, so we didn't show that part of the form.
1154          To avoid bogus bug reports, tell the user why. */
1155       echo 'Because PHP file uploads are turned off, you can not attach files ';
1156       echo "to this message.  Please see your system administrator for details.\r\n";
1157     }
1158
1159     do_hook('compose_bottom');
1160     echo '</BODY></HTML>' . "\n";
1161 }
1162
1163
1164 function showComposeButtonRow() {
1165     global $use_javascript_addr_book, $save_as_draft,
1166            $default_use_priority, $mailprio, $default_use_mdn,
1167            $request_mdn, $request_dr,
1168            $data_dir, $username;
1169
1170     echo '   <TR>' . "\n" .
1171          '      <TD></TD>' . "\n" .
1172          '      <TD>' . "\n";
1173     if ($default_use_priority) {
1174         if(!isset($mailprio)) {
1175             $mailprio = "3";
1176     }
1177     echo '          ' . _("Priority") .': <select name="mailprio">'.
1178          '<option value="1"'.($mailprio=='1'?' selected':'').'>'. _("High") .'</option>'.
1179          '<option value="3"'.($mailprio=='3'?' selected':'').'>'. _("Normal") .'</option>'.
1180          '<option value="5"'.($mailprio=='5'?' selected':'').'>'. _("Low").'</option>'.
1181          '</select>' . "\n";
1182     }
1183     $mdn_user_support=getPref($data_dir, $username, 'mdn_user_support',$default_use_mdn);
1184     if ($default_use_mdn) {
1185         if ($mdn_user_support) {
1186             echo '          ' . _("Receipt") .': '.
1187             '<input type="checkbox" name="request_mdn" value=1'.
1188         ($request_mdn=='1'?' checked':'') .'>'. _("On Read").
1189             ' <input type="checkbox" name="request_dr" value=1'.
1190         ($request_dr=='1'?' checked':'') .'>'. _("On Delivery");
1191         }
1192     }
1193
1194     echo '      </TD>' . "\n" .
1195          '   </TR>' . "\n" .
1196          '   <TR>'  . "\n" .
1197          '      <TD></TD>' . "\n" .
1198          '      <TD>' . "\n" .
1199          '         <INPUT TYPE=SUBMIT NAME="sigappend" VALUE="' . _("Signature") . '">' . "\n";
1200     if ($use_javascript_addr_book) {
1201         echo "         <SCRIPT LANGUAGE=JavaScript><!--\n document.write(\"".
1202              "            <input type=button value=\\\""._("Addresses").
1203                                  "\\\" onclick='javascript:open_abook();'>\");".
1204              "            // --></SCRIPT><NOSCRIPT>\n".
1205              "            <input type=submit name=\"html_addr_search\" value=\"".
1206                               _("Addresses")."\">".
1207              "         </NOSCRIPT>\n";
1208     } else {
1209         echo '         <input type=submit name="html_addr_search" value="'.
1210                                  _("Addresses").'">' . "\n";
1211     }
1212
1213     if ($save_as_draft) {
1214         echo '         <input type="submit" name ="draft" value="' . _("Save Draft") . "\">\n";
1215     }
1216
1217     echo '         <INPUT TYPE=submit NAME=send VALUE="'. _("Send") . '">' . "\n";
1218     do_hook('compose_button_row');
1219
1220     echo '      </TD>' . "\n" .
1221          '   </TR>' . "\n\n";
1222 }
1223
1224 function checkInput ($show) {
1225     /*
1226      * I implemented the $show variable because the error messages
1227      * were getting sent before the page header.  So, I check once
1228      * using $show=false, and then when i'm ready to display the error
1229      * message, show=true
1230      */
1231     global $body, $send_to, $send_to_bcc, $subject, $color;
1232
1233     if ($send_to == '' && $send_to_bcc == '') {
1234         if ($show) {
1235             plain_error_message(_("You have not filled in the \"To:\" field."), $color);
1236         }
1237         return false;
1238     }
1239     return true;
1240 } /* function checkInput() */
1241
1242
1243 /* True if FAILURE */
1244 function saveAttachedFiles($session) {
1245     global $_FILES, $attachment_dir, $attachments, $username,
1246            $data_dir, $compose_messages;
1247
1248     /* get out of here if no file was attached at all */
1249     if (! is_uploaded_file($_FILES['attachfile']['tmp_name']) ) {
1250         return true;
1251     }
1252
1253     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
1254     $localfilename = GenerateRandomString(32, '', 7);
1255     $full_localfilename = "$hashed_attachment_dir/$localfilename";
1256     while (file_exists($full_localfilename)) {
1257         $localfilename = GenerateRandomString(32, '', 7);
1258         $full_localfilename = "$hashed_attachment_dir/$localfilename";
1259     }
1260
1261     // FIXME: we SHOULD prefer move_uploaded_file over rename because
1262     // m_u_f works better with restricted PHP installes (safe_mode, open_basedir)
1263     if (!@rename($_FILES['attachfile']['tmp_name'], $full_localfilename)) {
1264             if (!@move_uploaded_file($_FILES['attachfile']['tmp_name'],$full_localfilename)) {
1265                 return true;
1266                 }
1267     }
1268     $message = $compose_messages[$session];
1269     $type = strtolower($_FILES['attachfile']['type']);
1270     $name = $_FILES['attachfile']['name'];
1271     $message->initAttachment($type, $name, $full_localfilename);
1272     $compose_messages[$session] = $message;
1273     sqsession_register($compose_messages , 'compose_messages');
1274 }
1275
1276 function ClearAttachments($composeMessage) {
1277     if ($composeMessage->att_local_name) {
1278         $attached_file = $composeMessage->att_local_name;
1279         if (file_exists($attached_file)) {
1280             unlink($attached_file);
1281         }
1282     }
1283     for ($i=0, $entCount=count($composeMessage->entities);$i< $entCount; ++$i) {
1284         ClearAttachments($composeMessage->entities[$i]);
1285     }
1286 }
1287
1288 /* parse values like 8M and 2k into bytes */
1289 function getByteSize($ini_size) {
1290
1291     if(!$ini_size) {
1292         return FALSE;
1293     }
1294
1295     $ini_size = trim($ini_size);
1296
1297     // if there's some kind of letter at the end of the string we need to multiply.
1298     if(!is_numeric(substr($ini_size, -1))) {
1299
1300         switch(strtoupper(substr($ini_size, -1))) {
1301             case 'G':
1302                $bytesize = 1073741824;
1303                break;
1304             case 'M':
1305                $bytesize = 1048576;
1306                break;
1307             case 'K':
1308                $bytesize = 1024;
1309                break;
1310         }
1311
1312         return ($bytesize * (int)substr($ini_size, 0, -1));
1313     }
1314
1315     return $ini_size;
1316 }
1317
1318
1319 /* temporary function to make use of the deliver class.
1320    In the future the responsable backend should be automaticly loaded
1321    and conf.pl should show a list of available backends.
1322    The message also should be constructed by the message class.
1323 */
1324
1325 function deliverMessage($composeMessage, $draft=false) {
1326     global $send_to, $send_to_cc, $send_to_bcc, $mailprio, $subject, $body,
1327            $username, $popuser, $usernamedata, $identity, $idents, $data_dir,
1328            $request_mdn, $request_dr, $default_charset, $color, $useSendmail,
1329            $domain, $action, $default_move_to_sent, $move_to_sent;
1330     global $imapServerAddress, $imapPort, $sent_folder, $key;
1331
1332     /* some browsers replace <space> by nonbreaking spaces &nbsp;
1333        by replacing them back to spaces addressparsing works */
1334     /* FIXME: How to handle in case of other charsets where "\240"
1335        is not a non breaking space ??? */
1336
1337     $send_to = str_replace("\240",' ',$send_to);
1338     $send_to_cc = str_replace("\240",' ',$send_to_cc);
1339     $send_to_bcc = str_replace("\240",' ',$send_to_bcc);
1340
1341     $rfc822_header = $composeMessage->rfc822_header;
1342
1343     $abook = addressbook_init(false, true);
1344     $rfc822_header->to = $rfc822_header->parseAddress($send_to,true, array(), '', $domain, array(&$abook,'lookup'));
1345     $rfc822_header->cc = $rfc822_header->parseAddress($send_to_cc,true,array(), '',$domain, array(&$abook,'lookup'));
1346     $rfc822_header->bcc = $rfc822_header->parseAddress($send_to_bcc,true, array(), '',$domain, array(&$abook,'lookup'));
1347     $rfc822_header->priority = $mailprio;
1348     $rfc822_header->subject = $subject;
1349     $special_encoding='';
1350     if (strtolower($default_charset) == 'iso-2022-jp') {
1351         if (mb_detect_encoding($body) == 'ASCII') {
1352             $special_encoding = '8bit';
1353         } else {
1354             $body = mb_convert_encoding($body, 'JIS');
1355             $special_encoding = '7bit';
1356         }
1357     }
1358     $composeMessage->setBody($body);
1359
1360     if (ereg("^([^@%/]+)[@%/](.+)$", $username, $usernamedata)) {
1361        $popuser = $usernamedata[1];
1362        $domain  = $usernamedata[2];
1363        unset($usernamedata);
1364     } else {
1365        $popuser = $username;
1366     }
1367     $reply_to = '';
1368     $from_mail = $idents[$identity]['email_address'];
1369     $full_name = $idents[$identity]['full_name'];
1370     $reply_to  = $idents[$identity]['reply_to'];
1371     if (!$from_mail) {
1372        $from_mail = "$popuser@$domain";
1373     }
1374     $rfc822_header->from = $rfc822_header->parseAddress($from_mail,true);
1375     if ($full_name) {
1376         $from = $rfc822_header->from[0];
1377         if (!$from->host) $from->host = $domain;
1378         $full_name_encoded = encodeHeader($full_name);
1379         if ($full_name_encoded != $full_name) {
1380             $from_addr = $full_name_encoded .' <'.$from->mailbox.'@'.$from->host.'>';
1381         } else {
1382             $from_addr = '"'.$full_name .'" <'.$from->mailbox.'@'.$from->host.'>';
1383         }
1384         $rfc822_header->from = $rfc822_header->parseAddress($from_addr,true);
1385     }
1386     if ($reply_to) {
1387        $rfc822_header->reply_to = $rfc822_header->parseAddress($reply_to,true);
1388     }
1389     /* Receipt: On Read */
1390     if (isset($request_mdn) && $request_mdn) {
1391        $rfc822_header->dnt = $rfc822_header->parseAddress($from_mail,true);
1392     }
1393     /* Receipt: On Delivery */
1394     if (isset($request_dr) && $request_dr) {
1395        $rfc822_header->more_headers['Return-Receipt-To'] = $from_mail;
1396     }
1397     /* multipart messages */
1398     if (count($composeMessage->entities)) {
1399         $message_body = new Message();
1400         $message_body->body_part = $composeMessage->body_part;
1401         $composeMessage->body_part = '';
1402         $mime_header = new MessageHeader;
1403         $mime_header->type0 = 'text';
1404         $mime_header->type1 = 'plain';
1405         if ($special_encoding) {
1406             $mime_header->encoding = $special_encoding;
1407         } else {
1408             $mime_header->encoding = '8bit';
1409         }
1410         if ($default_charset) {
1411             $mime_header->parameters['charset'] = $default_charset;
1412         }
1413         $message_body->mime_header = $mime_header;
1414         array_unshift($composeMessage->entities, $message_body);
1415         $content_type = new ContentType('multipart/mixed');
1416     } else {
1417         $content_type = new ContentType('text/plain');
1418         if ($special_encoding) {
1419             $rfc822_header->encoding = $special_encoding;
1420         } else {
1421             $rfc822_header->encoding = '8bit';
1422         }
1423         if ($default_charset) {
1424             $content_type->properties['charset']=$default_charset;
1425         }
1426     }
1427
1428     $rfc822_header->content_type = $content_type;
1429     $composeMessage->rfc822_header = $rfc822_header;
1430
1431     /* Here you can modify the message structure just before we hand
1432        it over to deliver */
1433     $hookReturn = do_hook('compose_send', $composeMessage);
1434     /* Get any changes made by plugins to $composeMessage. */
1435     if ( is_object($hookReturn[1]) ) {
1436         $composeMessage = $hookReturn[1];
1437     }
1438
1439     if (!$useSendmail && !$draft) {
1440         require_once(SM_PATH . 'class/deliver/Deliver_SMTP.class.php');
1441         $deliver = new Deliver_SMTP();
1442         global $smtpServerAddress, $smtpPort, $pop_before_smtp, $smtp_auth_mech;
1443
1444         if ($smtp_auth_mech == 'none') {
1445                 $user = '';
1446                 $pass = '';
1447         } else {
1448                 global $key, $onetimepad;
1449                 $user = $username;
1450                 $pass = OneTimePadDecrypt($key, $onetimepad);
1451         }
1452
1453         $authPop = (isset($pop_before_smtp) && $pop_before_smtp) ? true : false;
1454         $stream = $deliver->initStream($composeMessage,$domain,0,
1455                           $smtpServerAddress, $smtpPort, $user, $pass, $authPop);
1456     } elseif (!$draft) {
1457        require_once(SM_PATH . 'class/deliver/Deliver_SendMail.class.php');
1458        global $sendmail_path;
1459        $deliver = new Deliver_SendMail();
1460        $stream = $deliver->initStream($composeMessage,$sendmail_path);
1461     } elseif ($draft) {
1462        global $draft_folder;
1463        require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1464        $imap_stream = sqimap_login($username, $key, $imapServerAddress,
1465                       $imapPort, 0);
1466        if (sqimap_mailbox_exists ($imap_stream, $draft_folder)) {
1467            require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1468            $imap_deliver = new Deliver_IMAP();
1469            $length = $imap_deliver->mail($composeMessage);
1470            sqimap_append ($imap_stream, $draft_folder, $length);
1471            $imap_deliver->mail($composeMessage, $imap_stream);
1472                sqimap_append_done ($imap_stream, $draft_folder);
1473            sqimap_logout($imap_stream);
1474            unset ($imap_deliver);
1475            return $length;
1476         } else {
1477            $msg  = '<br>Error: '._("Draft folder")." $draft_folder" . ' does not exist.';
1478            plain_error_message($msg, $color);
1479            return false;
1480         }
1481     }
1482     $succes = false;
1483     if ($stream) {
1484         $length = $deliver->mail($composeMessage, $stream);
1485         $succes = $deliver->finalizeStream($stream);
1486     }
1487     if (!$succes) {
1488         $msg  = $deliver->dlv_msg . '<br>' .
1489                 _("Server replied: ") . $deliver->dlv_ret_nr . ' '.
1490                 $deliver->dlv_server_msg;
1491         plain_error_message($msg, $color);
1492     } else {
1493         unset ($deliver);
1494         $move_to_sent = getPref($data_dir,$username,'move_to_sent');
1495         $imap_stream = sqimap_login($username, $key, $imapServerAddress, $imapPort, 0);
1496
1497         /* Move to sent code */
1498         if (isset($default_move_to_sent) && ($default_move_to_sent != 0)) {
1499             $svr_allow_sent = true;
1500         } else {
1501             $svr_allow_sent = false;
1502         }
1503
1504         if (isset($sent_folder) && (($sent_folder != '') || ($sent_folder != 'none'))
1505            && sqimap_mailbox_exists( $imap_stream, $sent_folder)) {
1506             $fld_sent = true;
1507         } else {
1508             $fld_sent = false;
1509         }
1510
1511         if ((isset($move_to_sent) && ($move_to_sent != 0)) || (!isset($move_to_sent))) {
1512             $lcl_allow_sent = true;
1513         } else {
1514             $lcl_allow_sent = false;
1515         }
1516
1517         if (($fld_sent && $svr_allow_sent && !$lcl_allow_sent) || ($fld_sent && $lcl_allow_sent)) {
1518             sqimap_append ($imap_stream, $sent_folder, $length);
1519             require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1520             $imap_deliver = new Deliver_IMAP();
1521             $imap_deliver->mail($composeMessage, $imap_stream);
1522             sqimap_append_done ($imap_stream, $sent_folder);
1523             unset ($imap_deliver);
1524         }
1525         global $passed_id, $mailbox, $action;
1526         ClearAttachments($composeMessage);
1527         if ($action == 'reply' || $action == 'reply_all') {
1528             sqimap_mailbox_select ($imap_stream, $mailbox);
1529             sqimap_messages_flag ($imap_stream, $passed_id, $passed_id, 'Answered', false);
1530         }
1531             sqimap_logout($imap_stream);
1532     }
1533     return $succes;
1534 }
1535
1536 ?>