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("\n", ' ', $bodypart);
 615                 $bodypart = preg_replace(array('/<p>/i','/<br\s*(\/)*>/i'), "\n", $bodypart);
 616                 $bodypart = str_replace(array('&nbsp;','&gt;','&lt;'),array(' ','>','<'),$bodypart);
 617                 $bodypart = strip_tags($bodypart);
 618
 619             }
 620             if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
 621                 function_exists($languages[$squirrelmail_language]['XTRA_CODE'])) {
 622                 if (mb_detect_encoding($bodypart) != 'ASCII') {
 623                     $bodypart = $languages[$squirrelmail_language]['XTRA_CODE']('decode', $bodypart);
 624                 }
 625             }
 626
 627             if (isset($body_part_entity->header->parameters['charset'])) {
 628             $actual = $body_part_entity->header->parameters['charset'];
 629         } else {
 630             $actual = 'us-ascii';
 631         }
 632
 633             if ( $actual && is_conversion_safe($actual) && $actual != $default_charset){
 634                 $bodypart = charset_decode($actual,$bodypart);
 635             }
 636
 637             $body .= $bodypart;
 638         }
 639         if ($default_use_priority) {
 640             $mailprio = substr($orig_header->priority,0,1);
 641             if (!$mailprio) {
 642                 $mailprio = 3;
 643             }
 644         } else {
 645             $mailprio = '';
 646         }
 647         //ClearAttachments($session);
 648
 649         $identity = '';
 650         $from_o = $orig_header->from;
 651         if (is_object($from_o)) {
 652             $orig_from = $from_o->getAddress();
 653         } else {
 654             $orig_from = '';
 655         }
 656
 657         $identities = array();
 658         if (count($idents) > 1) {
 659             foreach($idents as $nr=>$data) {
 660                 $enc_from_name = '"'.$data['full_name'].'" <'. $data['email_address'].'>';
 661                 if($enc_from_name == $orig_from) {
 662                     $identity = $nr;
 663                     break;
 664                 }
 665                 $identities[] = $enc_from_name;
 666             }
 667
 668             $identity_match = $orig_header->findAddress($identities);
 669             if ($identity_match) {
 670                 $identity = $identity_match;
 671             }
 672         }
 673
 674         switch ($action) {
 675         case ('draft'):
 676             $use_signature = FALSE;
 677             $composeMessage->rfc822_header = $orig_header;
 678             $send_to = decodeHeader($orig_header->getAddr_s('to'),false,true);
 679             $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,true);
 680             $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,true);
 681             $subject = decodeHeader($orig_header->subject,false,true);
 682 //            /* remember the references and in-reply-to headers in case of an reply */
 683             $composeMessage->rfc822_header->more_headers['References'] = $orig_header->references;
 684             $composeMessage->rfc822_header->more_headers['In-Reply-To'] = $orig_header->in_reply_to;
 685             $body_ary = explode("\n", $body);
 686             $cnt = count($body_ary) ;
 687             $body = '';
 688             for ($i=0; $i < $cnt; $i++) {
 689                 if (!ereg("^[>\\s]*$", $body_ary[$i])  || !$body_ary[$i]) {
 690                     sqWordWrap($body_ary[$i], $editor_size );
 691                     $body .= $body_ary[$i] . "\n";
 692                 }
 693                 unset($body_ary[$i]);
 694             }
 695             sqUnWordWrap($body);
 696             $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 697             break;
 698         case ('edit_as_new'):
 699             $send_to = decodeHeader($orig_header->getAddr_s('to'),false,true);
 700             $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,true);
 701             $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,true);
 702             $subject = decodeHeader($orig_header->subject,false,true);
 703             $mailprio = $orig_header->priority;
 704             $orig_from = '';
 705             $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 706             sqUnWordWrap($body);
 707             break;
 708         case ('forward'):
 709             $send_to = '';
 710             $subject = getforwardSubject(decodeHeader($orig_header->subject,false,true));
 711             $body = getforwardHeader($orig_header) . $body;
 712             sqUnWordWrap($body);
 713             $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 714             $body = "\n" . $body;
 715             break;
 716         case ('forward_as_attachment'):
 717             $subject = getforwardSubject(decodeHeader($orig_header->subject,false,true));
 718             $composeMessage = getMessage_RFC822_Attachment($message, $composeMessage, $passed_id, $passed_ent_id, $imapConnection);
 719             $body = '';
 720             break;
 721         case ('reply_all'):
 722             if(isset($orig_header->mail_followup_to) && $orig_header->mail_followup_to) {
 723                 $send_to = $orig_header->getAddr_s('mail_followup_to');
 724             } else {
 725                 $send_to_cc = replyAllString($orig_header);
 726                 $send_to_cc = decodeHeader($send_to_cc,false,true);
 727             }
 728         case ('reply'):
 729             // skip this if send_to was already set right above here
 730             if(!$send_to) {
 731                 $send_to = $orig_header->reply_to;
 732                 if (is_array($send_to) && count($send_to)) {
 733                     $send_to = $orig_header->getAddr_s('reply_to');
 734                 } else if (is_object($send_to)) { /* unneccesarry, just for failsafe purpose */
 735                     $send_to = $orig_header->getAddr_s('reply_to');
 736                 } else {
 737                     $send_to = $orig_header->getAddr_s('from');
 738                 }
 739             }
 740             $send_to = decodeHeader($send_to,false,true);
 741             $subject = decodeHeader($orig_header->subject,false,true);
 742             $subject = str_replace('"', "'", $subject);
 743             $subject = trim($subject);
 744             if (substr(strtolower($subject), 0, 3) != 're:') {
 745                 $subject = 'Re: ' . $subject;
 746             }
 747             /* this corrects some wrapping/quoting problems on replies */
 748             $rewrap_body = explode("\n", $body);
 749             $from =  (is_array($orig_header->from)) ? $orig_header->from[0] : $orig_header->from;
 750             sqUnWordWrap($body);        // unwrap and then reset it?!
 751             $body = '';
 752             $strip_sigs = getPref($data_dir, $username, 'strip_sigs');
 753             foreach ($rewrap_body as $line) {
 754                 if ($strip_sigs && substr($line,0,3) == '-- ') {
 755                         break;
 756                 }
 757                 sqWordWrap($line, ($editor_size));
 758                 if (preg_match("/^(>+)/", $line, $matches)) {
 759                     $gt = $matches[1];
 760                     $body .= '>' . str_replace("\n", "\n>$gt ", rtrim($line)) ."\n";
 761                 } else {
 762                     $body .= '> ' . str_replace("\n", "\n> ", rtrim($line)) . "\n";
 763                 }
 764             }
 765             $body = getReplyCitation($from) . $body;
 766             $composeMessage->reply_rfc822_header = $orig_header;
 767
 768             break;
 769         default:
 770             break;
 771         }
 772         $compose_messages[$session] = $composeMessage;
 773         sqsession_register($compose_messages, 'compose_messages');
 774         session_write_close();
 775         sqimap_logout($imapConnection);
 776     }
 777     $ret = array( 'send_to' => $send_to,
 778                   'send_to_cc' => $send_to_cc,
 779                   'send_to_bcc' => $send_to_bcc,
 780                   'subject' => $subject,
 781                   'mailprio' => $mailprio,
 782                   'body' => $body,
 783                   'identity' => $identity );
 784
 785     return ($ret);
 786 } /* function newMail() */
 787
 788 function getAttachments($message, &$composeMessage, $passed_id, $entities, $imapConnection) {
 789     global $attachment_dir, $username, $data_dir, $squirrelmail_language;
 790     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
 791     if (!count($message->entities) ||
 792        ($message->type0 == 'message' && $message->type1 == 'rfc822')) {
 793         if ( !in_array($message->entity_id, $entities) && $message->entity_id) {
 794            switch ($message->type0) {
 795            case 'message':
 796                 if ($message->type1 == 'rfc822') {
 797                     $filename = $message->rfc822_header->subject;
 798                     if ($filename == "") {
 799                         $filename = "untitled-".$message->entity_id;
 800                     }
 801                     $filename .= '.msg';
 802                  } else {
 803                    $filename = $message->getFilename();
 804                  }
 805              break;
 806            default:
 807              if (!$message->mime_header) { /* temporary hack */
 808                  $message->mime_header = $message->header;
 809              }
 810              $filename = $message->getFilename();
 811              break;
 812            }
 813            $filename = str_replace('&nbsp;', ' ', decodeHeader($filename));
 814            if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
 815                function_exists($languages[$squirrelmail_language]['XTRA_CODE'])) {
 816                 $filename =  $languages[$squirrelmail_language]['XTRA_CODE']('encode', $filename);
 817            }
 818            $localfilename = GenerateRandomString(32, '', 7);
 819            $full_localfilename = "$hashed_attachment_dir/$localfilename";
 820            while (file_exists($full_localfilename)) {
 821                $localfilename = GenerateRandomString(32, '', 7);
 822                $full_localfilename = "$hashed_attachment_dir/$localfilename";
 823            }
 824            $message->att_local_name = $full_localfilename;
 825
 826            $composeMessage->initAttachment($message->type0.'/'.$message->type1,$filename,
 827              $full_localfilename);
 828
 829            /* Write Attachment to file */
 830            $fp = fopen ("$hashed_attachment_dir/$localfilename", 'wb');
 831            fputs($fp, decodeBody(mime_fetch_body($imapConnection,
 832               $passed_id, $message->entity_id),
 833               $message->header->encoding));
 834            fclose ($fp);
 835         }
 836     } else {
 837         for ($i=0, $entCount=count($message->entities); $i<$entCount;$i++) {
 838             $composeMessage=getAttachments($message->entities[$i], $composeMessage, $passed_id, $entities, $imapConnection);
 839         }
 840     }
 841     return $composeMessage;
 842 }
 843
 844 function getMessage_RFC822_Attachment($message, $composeMessage, $passed_id,
 845                                       $passed_ent_id='', $imapConnection) {
 846     global $attachments, $attachment_dir, $username, $data_dir, $uid_support;
 847     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
 848     if (!$passed_ent_id) {
 849         $body_a = sqimap_run_command($imapConnection,
 850                                     'FETCH '.$passed_id.' RFC822',
 851                                     TRUE, $response, $readmessage,
 852                                     $uid_support);
 853     } else {
 854         $body_a = sqimap_run_command($imapConnection,
 855                                      'FETCH '.$passed_id.' BODY['.$passed_ent_id.']',
 856                                      TRUE, $response, $readmessage, $uid_support);
 857         $message = $message->parent;
 858     }
 859     if ($response == 'OK') {
 860         $subject = encodeHeader($message->rfc822_header->subject);
 861         array_shift($body_a);
 862         array_pop($body_a);
 863         $body = implode('', $body_a) . "\r\n";
 864
 865         $localfilename = GenerateRandomString(32, 'FILE', 7);
 866         $full_localfilename = "$hashed_attachment_dir/$localfilename";
 867
 868         $fp = fopen($full_localfilename, 'w');
 869         fwrite ($fp, $body);
 870         fclose($fp);
 871         $composeMessage->initAttachment('message/rfc822',$subject.'.msg',
 872                          $full_localfilename);
 873     }
 874     return $composeMessage;
 875 }
 876
 877 function showInputForm ($session, $values=false) {
 878     global $send_to, $send_to_cc, $body, $startMessage,
 879            $passed_body, $color, $use_signature, $signature, $prefix_sig,
 880            $editor_size, $attachments, $subject, $newmail,
 881            $use_javascript_addr_book, $send_to_bcc, $passed_id, $mailbox,
 882            $from_htmladdr_search, $location_of_buttons, $attachment_dir,
 883            $username, $data_dir, $identity, $idents, $draft_id, $delete_draft,
 884            $mailprio, $default_use_mdn, $mdn_user_support, $compose_new_win,
 885            $saved_draft, $mail_sent, $sig_first, $edit_as_new, $action,
 886            $username, $compose_messages, $composesession, $default_charset;
 887
 888     $composeMessage = $compose_messages[$session];
 889
 890     if ($values) {
 891        $send_to = $values['send_to'];
 892        $send_to_cc = $values['send_to_cc'];
 893        $send_to_bcc = $values['send_to_bcc'];
 894        $subject = $values['subject'];
 895        $mailprio = $values['mailprio'];
 896        $body = $values['body'];
 897        $identity = (int) $values['identity'];
 898     } else {
 899        $send_to = decodeHeader($send_to);
 900        $send_to_cc = decodeHeader($send_to_cc);
 901        $send_to_bcc = decodeHeader($send_to_bcc);
 902     }
 903
 904     if ($use_javascript_addr_book) {
 905         echo "\n". '<SCRIPT LANGUAGE=JavaScript>'."\n<!--\n" .
 906              'function open_abook() { ' . "\n" .
 907              '  var nwin = window.open("addrbook_popup.php","abookpopup",' .
 908              '"width=670,height=300,resizable=yes,scrollbars=yes");' . "\n" .
 909              '  if((!nwin.opener) && (document.windows != null))' . "\n" .
 910              '    nwin.opener = document.windows;' . "\n" .
 911              "}\n" .
 912              "// -->\n</SCRIPT>\n\n";
 913     }
 914
 915     echo "\n" . '<form name="compose" action="compose.php" method="post" ' .
 916          'enctype="multipart/form-data"';
 917     do_hook('compose_form');
 918
 919     echo ">\n";
 920
 921     echo '<input type="hidden" name="startMessage" value="' . $startMessage . "\">\n";
 922
 923     if ($action == 'draft') {
 924         echo '<input type="hidden" name="delete_draft" value="' . $passed_id . "\">\n";
 925     }
 926     if (isset($delete_draft)) {
 927         echo '<input type="hidden" name="delete_draft" value="' . $delete_draft. "\">\n";
 928     }
 929     if (isset($session)) {
 930         echo '<input type="hidden" name="session" value="' . $session . "\">\n";
 931     }
 932
 933     if (isset($passed_id)) {
 934         echo '<input type="hidden" name="passed_id" value="' . $passed_id . "\">\n";
 935     }
 936
 937     if ($saved_draft == 'yes') {
 938         echo '<BR><CENTER><B>'. _("Draft Saved").'</CENTER></B>';
 939     }
 940     if ($mail_sent == 'yes') {
 941         echo '<BR><CENTER><B>'. _("Your Message has been sent.").'</CENTER></B>';
 942     }
 943     echo '<table align="center" cellspacing="0" border="0">' . "\n";
 944     if ($compose_new_win == '1') {
 945         echo '<TABLE ALIGN=CENTER BGCOLOR="'.$color[0].'" WIDTH="100%" BORDER=0>'."\n" .
 946              '   <TR><TD></TD>'. html_tag( 'td', '', 'right' ) . '<INPUT TYPE="BUTTON" NAME="Close" onClick="return self.close()" VALUE='._("Close").'></TD></TR>'."\n";
 947     }
 948     if ($location_of_buttons == 'top') {
 949         showComposeButtonRow();
 950     }
 951
 952     /* display select list for identities */
 953     if (count($idents) > 1) {
 954         echo '   <tr>' . "\n" .
 955                     html_tag( 'td', '', 'right', $color[4], 'width="10%"' ) .
 956                     _("From:") . '</td>' . "\n" .
 957                     html_tag( 'td', '', 'left', $color[4], 'width="90%"' ) .
 958              '         <select name="identity">' . "\n" ;
 959         foreach($idents as $id=>$data) {
 960             echo '<option value="'.$id.'"';
 961             if($id == $identity) {
 962                 echo ' selected';
 963             }
 964             echo '>'.htmlspecialchars($data['full_name'].' <'.$data['email_address'].'>').
 965                  "</option>\n";
 966         }
 967
 968         echo '</select>' . "\n" .
 969              '      </td>' . "\n" .
 970              '   </tr>' . "\n";
 971     }
 972     echo '   <tr>' . "\n" .
 973                 html_tag( 'td', '', 'right', $color[4], 'width="10%"' ) .
 974                 _("To:") . '</TD>' . "\n" .
 975                 html_tag( 'td', '', 'left', $color[4], 'width="90%"' ) .
 976          '         <input type="text" name="send_to" value="' .
 977                    $send_to . '" size="60" /><br />' . "\n" .
 978          '      </td>' . "\n" .
 979          '   </tr>' . "\n" .
 980          '   <tr>' . "\n" .
 981                 html_tag( 'td', '', 'right', $color[4] ) .
 982                 _("CC:") . '</td>' . "\n" .
 983                 html_tag( 'td', '', 'left', $color[4] ) .
 984          '         <input type="text" name="send_to_cc" size="60" value="' .
 985                    $send_to_cc . '" /><br />' . "\n" .
 986          '      </td>' . "\n" .
 987          '   </tr>' . "\n" .
 988          '   <tr>' . "\n" .
 989                 html_tag( 'td', '', 'right', $color[4] ) .
 990                 _("BCC:") . '</td>' . "\n" .
 991                 html_tag( 'td', '', 'left', $color[4] ) .
 992          '         <input type="text" name="send_to_bcc" value="' .
 993                 $send_to_bcc . '" size="60" /><br />' . "\n" .
 994          '      </td>' . "\n" .
 995          '   </tr>' . "\n" .
 996          '   <tr>' . "\n" .
 997                 html_tag( 'td', '', 'right', $color[4] ) .
 998                 _("Subject:") . '</td>' . "\n" .
 999                 html_tag( 'td', '', 'left', $color[4] ) . "\n";
1000     echo '         <input type="text" name="subject" size="60" value="' .
1001                    $subject . '" />' . "\n" .
1002          '      </td>' . "\n" .
1003          '   </tr>' . "\n\n";
1004
1005     if ($location_of_buttons == 'between') {
1006         showComposeButtonRow();
1007     }
1008
1009     /* why this distinction? */
1010     if ($compose_new_win == '1') {
1011         echo '   <TR>' . "\n" .
1012              '      <TD BGCOLOR="' . $color[0] . '" COLSPAN=2 ALIGN=CENTER>' . "\n" .
1013              '         <TEXTAREA NAME=body ID=body ROWS=20 COLS="' .
1014                        $editor_size . '" WRAP="VIRTUAL">';
1015     }
1016     else {
1017         echo '   <TR>' . "\n" .
1018             '      <TD BGCOLOR="' . $color[4] . '" COLSPAN=2>' . "\n" .
1019             '         &nbsp;&nbsp;<TEXTAREA NAME=body ID=body ROWS=20 COLS="' .
1020                       $editor_size . '" WRAP="VIRTUAL">';
1021     }
1022
1023     if ($use_signature == true && $newmail == true && !isset($from_htmladdr_search)) {
1024         $signature = $idents[$identity]['signature'];
1025
1026         if ($sig_first == '1') {
1027             if ($default_charset == 'iso-2022-jp') {
1028                 echo "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1029             } else {
1030             echo "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
1031             }
1032             echo "\n\n".decodeHeader($body,false,false);
1033         }
1034         else {
1035             echo "\n\n".decodeHeader($body,false,false);
1036             if ($default_charset == 'iso-2022-jp') {
1037                 echo "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1038             }else{
1039             echo "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
1040         }
1041     }
1042     }
1043     else {
1044        echo decodeHeader($body,false,false);
1045     }
1046     echo '</textarea><br />' . "\n" .
1047          '      </td>' . "\n" .
1048          '   </tr>' . "\n";
1049
1050
1051     if ($location_of_buttons == 'bottom') {
1052         showComposeButtonRow();
1053     } else {
1054         echo '   <tr>' . "\n" .
1055                     html_tag( 'td', '', 'right', '', 'colspan="2"' ) . "\n" .
1056              '         <input type="submit" name="send" value="' . _("Send") . '" />' . "\n" .
1057              '         &nbsp;&nbsp;&nbsp;&nbsp;<br /><br />' . "\n" .
1058              '      </td>' . "\n" .
1059              '   </tr>' . "\n";
1060     }
1061
1062     /* This code is for attachments */
1063         if ((bool) ini_get('file_uploads')) {
1064
1065     /* Calculate the max size for an uploaded file.
1066      * This is advisory for the user because we can't actually prevent
1067      * people to upload too large files. */
1068     $sizes = array();
1069     /* php.ini vars which influence the max for uploads */
1070     $configvars = array('post_max_size', 'memory_limit', 'upload_max_filesize');
1071     foreach($configvars as $var) {
1072         /* skip 0 or empty values */
1073         if( $size = getByteSize(ini_get($var)) ) {
1074             $sizes[] = $size;
1075         }
1076     }
1077
1078     if(count($sizes) > 0) {
1079         $maxsize = '(max.&nbsp;' . show_readable_size( min( $sizes ) ) . ')';
1080     } else {
1081         $maxsize = '';
1082     }
1083     echo '<INPUT TYPE="hidden" name="MAX_FILE_SIZE" value="'.min( $sizes ).'">';
1084     echo '   <tr>' . "\n" .
1085          '      <td colspan="2">' . "\n" .
1086          '         <table width="100%" cellpadding="1" cellspacing="0" align="center"'.
1087                    ' border="0" bgcolor="'.$color[9].'">' . "\n" .
1088          '            <tr>' . "\n" .
1089          '               <td>' . "\n" .
1090          '                 <table width="100%" cellpadding="3" cellspacing="0" align="center"'.
1091                            ' border="0">' . "\n" .
1092          '                    <tr>' . "\n" .
1093                                  html_tag( 'td', '', 'right', '', 'valign="middle"' ) .
1094                                  _("Attach:") . '</td>' . "\n" .
1095                                  html_tag( 'td', '', 'left', '', 'valign="middle"' ) .
1096          '                          <input name="attachfile" size="48" type="file" />' . "\n" .
1097          '                          &nbsp;&nbsp;<input type="submit" name="attach"' .
1098                                     ' value="' . _("Add") .'">' . "\n" .
1099                                     $maxsize .
1100          '                       </td>' . "\n" .
1101          '                    </tr>' . "\n";
1102
1103
1104     $s_a = array();
1105     if ($composeMessage->entities) {
1106         foreach ($composeMessage->entities as $key => $attachment) {
1107            $attached_file = $attachment->att_local_name;
1108            if ($attachment->att_local_name || $attachment->body_part) {
1109                 $attached_filename = decodeHeader($attachment->mime_header->getParameter('name'));
1110                 $type = $attachment->mime_header->type0.'/'.
1111                         $attachment->mime_header->type1;
1112
1113                 $s_a[] = '<table bgcolor="'.$color[0].
1114                 '" border="0"><tr><td><input type="checkbox" name="delete[]" value="' .
1115                     $key . "\"></td><td>\n" . $attached_filename .
1116                     '</td><td>-</td><td> ' . $type . '</td><td>('.
1117                     show_readable_size( filesize( $attached_file ) ) . ')</td></tr></table>'."\n";
1118            }
1119         }
1120     }
1121     if (count($s_a)) {
1122        foreach ($s_a as $s) {
1123           echo '<tr>' . html_tag( 'td', '', 'left', $color[0], 'colspan="2"' ) . $s .'</td></tr>';
1124        }
1125        echo '<tr><td colspan="2"><input type="submit" name="do_delete" value="' .
1126             _("Delete selected attachments") . "\">\n" .
1127             '</td></tr>';
1128     }
1129     echo '                  </table>' . "\n" .
1130          '               </td>' . "\n" .
1131          '            </tr>' . "\n" .
1132          '         </TABLE>' . "\n" .
1133          '      </TD>' . "\n" .
1134          '   </TR>' . "\n";
1135         } // End of file_uploads if-block
1136     /* End of attachment code */
1137     if ($compose_new_win == '1') {
1138         echo '</TABLE>'."\n";
1139     }
1140
1141     echo '</TABLE>' . "\n" .
1142          '<input type="hidden" name="username" value="'. $username . "\">\n" .
1143          '<input type=hidden name=smaction value="' . $action . "\">\n" .
1144          '<INPUT TYPE=hidden NAME=mailbox VALUE="' . htmlspecialchars($mailbox) .
1145          "\">\n";
1146     /*
1147        store the complete ComposeMessages array in a hidden input value
1148        so we can restore them in case of a session timeout.
1149     */
1150     sqgetGlobalVar('QUERY_STRING', $queryString, SQ_SERVER);
1151     echo '<input type=hidden name=restoremessages value="' . urlencode(serialize($compose_messages)) . "\">\n";
1152     echo '<input type=hidden name=composesession value="' . $composesession . "\">\n";
1153     echo '<input type=hidden name=querystring value="' . $queryString . "\">\n";
1154     echo '</FORM>';
1155     if (!(bool) ini_get('file_uploads')) {
1156       /* File uploads are off, so we didn't show that part of the form.
1157          To avoid bogus bug reports, tell the user why. */
1158       echo 'Because PHP file uploads are turned off, you can not attach files ';
1159       echo "to this message.  Please see your system administrator for details.\r\n";
1160     }
1161
1162     do_hook('compose_bottom');
1163     echo '</BODY></HTML>' . "\n";
1164 }
1165
1166
1167 function showComposeButtonRow() {
1168     global $use_javascript_addr_book, $save_as_draft,
1169            $default_use_priority, $mailprio, $default_use_mdn,
1170            $request_mdn, $request_dr,
1171            $data_dir, $username;
1172
1173     echo '   <TR>' . "\n" .
1174          '      <TD></TD>' . "\n" .
1175          '      <TD>' . "\n";
1176     if ($default_use_priority) {
1177         if(!isset($mailprio)) {
1178             $mailprio = "3";
1179     }
1180     echo '          ' . _("Priority") .': <select name="mailprio">'.
1181          '<option value="1"'.($mailprio=='1'?' selected':'').'>'. _("High") .'</option>'.
1182          '<option value="3"'.($mailprio=='3'?' selected':'').'>'. _("Normal") .'</option>'.
1183          '<option value="5"'.($mailprio=='5'?' selected':'').'>'. _("Low").'</option>'.
1184          '</select>' . "\n";
1185     }
1186     $mdn_user_support=getPref($data_dir, $username, 'mdn_user_support',$default_use_mdn);
1187     if ($default_use_mdn) {
1188         if ($mdn_user_support) {
1189             echo '          ' . _("Receipt") .': '.
1190             '<input type="checkbox" name="request_mdn" value=1'.
1191         ($request_mdn=='1'?' checked':'') .'>'. _("On Read").
1192             ' <input type="checkbox" name="request_dr" value=1'.
1193         ($request_dr=='1'?' checked':'') .'>'. _("On Delivery");
1194         }
1195     }
1196
1197     echo '      </TD>' . "\n" .
1198          '   </TR>' . "\n" .
1199          '   <TR>'  . "\n" .
1200          '      <TD></TD>' . "\n" .
1201          '      <TD>' . "\n" .
1202          '         <INPUT TYPE=SUBMIT NAME="sigappend" VALUE="' . _("Signature") . '">' . "\n";
1203     if ($use_javascript_addr_book) {
1204         echo "         <SCRIPT LANGUAGE=JavaScript><!--\n document.write(\"".
1205              "            <input type=button value=\\\""._("Addresses").
1206                                  "\\\" onclick='javascript:open_abook();'>\");".
1207              "            // --></SCRIPT><NOSCRIPT>\n".
1208              "            <input type=submit name=\"html_addr_search\" value=\"".
1209                               _("Addresses")."\">".
1210              "         </NOSCRIPT>\n";
1211     } else {
1212         echo '         <input type=submit name="html_addr_search" value="'.
1213                                  _("Addresses").'">' . "\n";
1214     }
1215
1216     if ($save_as_draft) {
1217         echo '         <input type="submit" name ="draft" value="' . _("Save Draft") . "\">\n";
1218     }
1219
1220     echo '         <INPUT TYPE=submit NAME=send VALUE="'. _("Send") . '">' . "\n";
1221     do_hook('compose_button_row');
1222
1223     echo '      </TD>' . "\n" .
1224          '   </TR>' . "\n\n";
1225 }
1226
1227 function checkInput ($show) {
1228     /*
1229      * I implemented the $show variable because the error messages
1230      * were getting sent before the page header.  So, I check once
1231      * using $show=false, and then when i'm ready to display the error
1232      * message, show=true
1233      */
1234     global $body, $send_to, $send_to_bcc, $subject, $color;
1235
1236     if ($send_to == '' && $send_to_bcc == '') {
1237         if ($show) {
1238             plain_error_message(_("You have not filled in the \"To:\" field."), $color);
1239         }
1240         return false;
1241     }
1242     return true;
1243 } /* function checkInput() */
1244
1245
1246 /* True if FAILURE */
1247 function saveAttachedFiles($session) {
1248     global $_FILES, $attachment_dir, $attachments, $username,
1249            $data_dir, $compose_messages;
1250
1251     /* get out of here if no file was attached at all */
1252     if (! is_uploaded_file($_FILES['attachfile']['tmp_name']) ) {
1253         return true;
1254     }
1255
1256     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
1257     $localfilename = GenerateRandomString(32, '', 7);
1258     $full_localfilename = "$hashed_attachment_dir/$localfilename";
1259     while (file_exists($full_localfilename)) {
1260         $localfilename = GenerateRandomString(32, '', 7);
1261         $full_localfilename = "$hashed_attachment_dir/$localfilename";
1262     }
1263
1264     // FIXME: we SHOULD prefer move_uploaded_file over rename because
1265     // m_u_f works better with restricted PHP installes (safe_mode, open_basedir)
1266     if (!@rename($_FILES['attachfile']['tmp_name'], $full_localfilename)) {
1267             if (!@move_uploaded_file($_FILES['attachfile']['tmp_name'],$full_localfilename)) {
1268                 return true;
1269                 }
1270     }
1271     $message = $compose_messages[$session];
1272     $type = strtolower($_FILES['attachfile']['type']);
1273     $name = $_FILES['attachfile']['name'];
1274     $message->initAttachment($type, $name, $full_localfilename);
1275     $compose_messages[$session] = $message;
1276     sqsession_register($compose_messages , 'compose_messages');
1277 }
1278
1279 function ClearAttachments($composeMessage) {
1280     if ($composeMessage->att_local_name) {
1281         $attached_file = $composeMessage->att_local_name;
1282         if (file_exists($attached_file)) {
1283             unlink($attached_file);
1284         }
1285     }
1286     for ($i=0, $entCount=count($composeMessage->entities);$i< $entCount; ++$i) {
1287         ClearAttachments($composeMessage->entities[$i]);
1288     }
1289 }
1290
1291 /* parse values like 8M and 2k into bytes */
1292 function getByteSize($ini_size) {
1293
1294     if(!$ini_size) {
1295         return FALSE;
1296     }
1297
1298     $ini_size = trim($ini_size);
1299
1300     // if there's some kind of letter at the end of the string we need to multiply.
1301     if(!is_numeric(substr($ini_size, -1))) {
1302
1303         switch(strtoupper(substr($ini_size, -1))) {
1304             case 'G':
1305                $bytesize = 1073741824;
1306                break;
1307             case 'M':
1308                $bytesize = 1048576;
1309                break;
1310             case 'K':
1311                $bytesize = 1024;
1312                break;
1313         }
1314
1315         return ($bytesize * (int)substr($ini_size, 0, -1));
1316     }
1317
1318     return $ini_size;
1319 }
1320
1321
1322 /* temporary function to make use of the deliver class.
1323    In the future the responsable backend should be automaticly loaded
1324    and conf.pl should show a list of available backends.
1325    The message also should be constructed by the message class.
1326 */
1327
1328 function deliverMessage($composeMessage, $draft=false) {
1329     global $send_to, $send_to_cc, $send_to_bcc, $mailprio, $subject, $body,
1330            $username, $popuser, $usernamedata, $identity, $idents, $data_dir,
1331            $request_mdn, $request_dr, $default_charset, $color, $useSendmail,
1332            $domain, $action, $default_move_to_sent, $move_to_sent;
1333     global $imapServerAddress, $imapPort, $sent_folder, $key;
1334
1335     /* some browsers replace <space> by nonbreaking spaces &nbsp;
1336        by replacing them back to spaces addressparsing works */
1337     /* FIXME: How to handle in case of other charsets where "\240"
1338        is not a non breaking space ??? */
1339
1340     $send_to = str_replace("\240",' ',$send_to);
1341     $send_to_cc = str_replace("\240",' ',$send_to_cc);
1342     $send_to_bcc = str_replace("\240",' ',$send_to_bcc);
1343
1344     $rfc822_header = $composeMessage->rfc822_header;
1345
1346     $abook = addressbook_init(false, true);
1347     $rfc822_header->to = $rfc822_header->parseAddress($send_to,true, array(), '', $domain, array(&$abook,'lookup'));
1348     $rfc822_header->cc = $rfc822_header->parseAddress($send_to_cc,true,array(), '',$domain, array(&$abook,'lookup'));
1349     $rfc822_header->bcc = $rfc822_header->parseAddress($send_to_bcc,true, array(), '',$domain, array(&$abook,'lookup'));
1350     $rfc822_header->priority = $mailprio;
1351     $rfc822_header->subject = $subject;
1352     $special_encoding='';
1353     if (strtolower($default_charset) == 'iso-2022-jp') {
1354         if (mb_detect_encoding($body) == 'ASCII') {
1355             $special_encoding = '8bit';
1356         } else {
1357             $body = mb_convert_encoding($body, 'JIS');
1358             $special_encoding = '7bit';
1359         }
1360     }
1361     $composeMessage->setBody($body);
1362
1363     if (ereg("^([^@%/]+)[@%/](.+)$", $username, $usernamedata)) {
1364        $popuser = $usernamedata[1];
1365        $domain  = $usernamedata[2];
1366        unset($usernamedata);
1367     } else {
1368        $popuser = $username;
1369     }
1370     $reply_to = '';
1371     $from_mail = $idents[$identity]['email_address'];
1372     $full_name = $idents[$identity]['full_name'];
1373     $reply_to  = $idents[$identity]['reply_to'];
1374     if (!$from_mail) {
1375        $from_mail = "$popuser@$domain";
1376     }
1377     $rfc822_header->from = $rfc822_header->parseAddress($from_mail,true);
1378     if ($full_name) {
1379         $from = $rfc822_header->from[0];
1380         if (!$from->host) $from->host = $domain;
1381         $full_name_encoded = encodeHeader($full_name);
1382         if ($full_name_encoded != $full_name) {
1383             $from_addr = $full_name_encoded .' <'.$from->mailbox.'@'.$from->host.'>';
1384         } else {
1385             $from_addr = '"'.$full_name .'" <'.$from->mailbox.'@'.$from->host.'>';
1386         }
1387         $rfc822_header->from = $rfc822_header->parseAddress($from_addr,true);
1388     }
1389     if ($reply_to) {
1390        $rfc822_header->reply_to = $rfc822_header->parseAddress($reply_to,true);
1391     }
1392     /* Receipt: On Read */
1393     if (isset($request_mdn) && $request_mdn) {
1394        $rfc822_header->dnt = $rfc822_header->parseAddress($from_mail,true);
1395     }
1396     /* Receipt: On Delivery */
1397     if (isset($request_dr) && $request_dr) {
1398        $rfc822_header->more_headers['Return-Receipt-To'] = $from_mail;
1399     }
1400     /* multipart messages */
1401     if (count($composeMessage->entities)) {
1402         $message_body = new Message();
1403         $message_body->body_part = $composeMessage->body_part;
1404         $composeMessage->body_part = '';
1405         $mime_header = new MessageHeader;
1406         $mime_header->type0 = 'text';
1407         $mime_header->type1 = 'plain';
1408         if ($special_encoding) {
1409             $mime_header->encoding = $special_encoding;
1410         } else {
1411             $mime_header->encoding = '8bit';
1412         }
1413         if ($default_charset) {
1414             $mime_header->parameters['charset'] = $default_charset;
1415         }
1416         $message_body->mime_header = $mime_header;
1417         array_unshift($composeMessage->entities, $message_body);
1418         $content_type = new ContentType('multipart/mixed');
1419     } else {
1420         $content_type = new ContentType('text/plain');
1421         if ($special_encoding) {
1422             $rfc822_header->encoding = $special_encoding;
1423         } else {
1424             $rfc822_header->encoding = '8bit';
1425         }
1426         if ($default_charset) {
1427             $content_type->properties['charset']=$default_charset;
1428         }
1429     }
1430
1431     $rfc822_header->content_type = $content_type;
1432     $composeMessage->rfc822_header = $rfc822_header;
1433
1434     /* Here you can modify the message structure just before we hand
1435        it over to deliver */
1436     $hookReturn = do_hook('compose_send', $composeMessage);
1437     /* Get any changes made by plugins to $composeMessage. */
1438     if ( is_object($hookReturn[1]) ) {
1439         $composeMessage = $hookReturn[1];
1440     }
1441
1442     if (!$useSendmail && !$draft) {
1443         require_once(SM_PATH . 'class/deliver/Deliver_SMTP.class.php');
1444         $deliver = new Deliver_SMTP();
1445         global $smtpServerAddress, $smtpPort, $pop_before_smtp, $smtp_auth_mech;
1446
1447         if ($smtp_auth_mech == 'none') {
1448                 $user = '';
1449                 $pass = '';
1450         } else {
1451                 global $key, $onetimepad;
1452                 $user = $username;
1453                 $pass = OneTimePadDecrypt($key, $onetimepad);
1454         }
1455
1456         $authPop = (isset($pop_before_smtp) && $pop_before_smtp) ? true : false;
1457         $stream = $deliver->initStream($composeMessage,$domain,0,
1458                           $smtpServerAddress, $smtpPort, $user, $pass, $authPop);
1459     } elseif (!$draft) {
1460        require_once(SM_PATH . 'class/deliver/Deliver_SendMail.class.php');
1461        global $sendmail_path;
1462        $deliver = new Deliver_SendMail();
1463        $stream = $deliver->initStream($composeMessage,$sendmail_path);
1464     } elseif ($draft) {
1465        global $draft_folder;
1466        require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1467        $imap_stream = sqimap_login($username, $key, $imapServerAddress,
1468                       $imapPort, 0);
1469        if (sqimap_mailbox_exists ($imap_stream, $draft_folder)) {
1470            require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1471            $imap_deliver = new Deliver_IMAP();
1472            $length = $imap_deliver->mail($composeMessage);
1473            sqimap_append ($imap_stream, $draft_folder, $length);
1474            $imap_deliver->mail($composeMessage, $imap_stream);
1475                sqimap_append_done ($imap_stream, $draft_folder);
1476            sqimap_logout($imap_stream);
1477            unset ($imap_deliver);
1478            return $length;
1479         } else {
1480            $msg  = '<br>Error: '._("Draft folder")." $draft_folder" . ' does not exist.';
1481            plain_error_message($msg, $color);
1482            return false;
1483         }
1484     }
1485     $succes = false;
1486     if ($stream) {
1487         $length = $deliver->mail($composeMessage, $stream);
1488         $succes = $deliver->finalizeStream($stream);
1489     }
1490     if (!$succes) {
1491         $msg  = $deliver->dlv_msg . '<br>' .
1492                 _("Server replied: ") . $deliver->dlv_ret_nr . ' '.
1493                 $deliver->dlv_server_msg;
1494         plain_error_message($msg, $color);
1495     } else {
1496         unset ($deliver);
1497         $move_to_sent = getPref($data_dir,$username,'move_to_sent');
1498         $imap_stream = sqimap_login($username, $key, $imapServerAddress, $imapPort, 0);
1499
1500         /* Move to sent code */
1501         if (isset($default_move_to_sent) && ($default_move_to_sent != 0)) {
1502             $svr_allow_sent = true;
1503         } else {
1504             $svr_allow_sent = false;
1505         }
1506
1507         if (isset($sent_folder) && (($sent_folder != '') || ($sent_folder != 'none'))
1508            && sqimap_mailbox_exists( $imap_stream, $sent_folder)) {
1509             $fld_sent = true;
1510         } else {
1511             $fld_sent = false;
1512         }
1513
1514         if ((isset($move_to_sent) && ($move_to_sent != 0)) || (!isset($move_to_sent))) {
1515             $lcl_allow_sent = true;
1516         } else {
1517             $lcl_allow_sent = false;
1518         }
1519
1520         if (($fld_sent && $svr_allow_sent && !$lcl_allow_sent) || ($fld_sent && $lcl_allow_sent)) {
1521             sqimap_append ($imap_stream, $sent_folder, $length);
1522             require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1523             $imap_deliver = new Deliver_IMAP();
1524             $imap_deliver->mail($composeMessage, $imap_stream);
1525             sqimap_append_done ($imap_stream, $sent_folder);
1526             unset ($imap_deliver);
1527         }
1528         global $passed_id, $mailbox, $action;
1529         ClearAttachments($composeMessage);
1530         if ($action == 'reply' || $action == 'reply_all') {
1531             sqimap_mailbox_select ($imap_stream, $mailbox);
1532             sqimap_messages_flag ($imap_stream, $passed_id, $passed_id, 'Answered', false);
1533         }
1534             sqimap_logout($imap_stream);
1535     }
1536     return $succes;
1537 }
1538
1539 ?>