src/compose.php

   1 <?php
   2
   3 /**
   4  * compose.php
   5  *
   6  * Copyright (c) 1999-2004 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 require_once(SM_PATH . 'functions/forms.php');
  36
  37 /* --------------------- Get globals ------------------------------------- */
  38 /** COOKIE VARS */
  39 sqgetGlobalVar('key',       $key,           SQ_COOKIE);
  40
  41 /** SESSION VARS */
  42 sqgetGlobalVar('username',  $username,      SQ_SESSION);
  43 sqgetGlobalVar('onetimepad',$onetimepad,    SQ_SESSION);
  44 sqgetGlobalVar('base_uri',  $base_uri,      SQ_SESSION);
  45 sqgetGlobalVar('delimiter', $delimiter,     SQ_SESSION);
  46
  47 sqgetGlobalVar('composesession',    $composesession,    SQ_SESSION);
  48 sqgetGlobalVar('compose_messages',  $compose_messages,  SQ_SESSION);
  49
  50 /** SESSION/POST/GET VARS */
  51 sqgetGlobalVar('session',$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', $attachedmessages, SQ_GET);
  93
  94 /** get smaction */
  95 if ( !sqgetGlobalVar('smaction',$action) )
  96 {
  97   if ( sqgetGlobalVar('smaction_reply',$tmp) )      $action = 'reply';
  98   if ( sqgetGlobalVar('smaction_reply_all',$tmp) )  $action = 'reply_all';
  99   if ( sqgetGlobalVar('smaction_forward',$tmp) )    $action = 'forward';
 100   if ( sqgetGlobalVar('smaction_attache',$tmp) )    $action = 'forward_as_attachment';
 101   if ( sqgetGlobalVar('smaction_draft',$tmp) )      $action = 'draft';
 102   if ( sqgetGlobalVar('smaction_edit_new',$tmp) )   $action = 'edit_as_new';
 103 }
 104
 105 /* Location (For HTTP 1.1 Header("Location: ...") redirects) */
 106 $location = get_location();
 107 /* Identities (fetch only once) */
 108 $idents = get_identities();
 109
 110 /* --------------------- Specific Functions ------------------------------ */
 111
 112 function replyAllString($header) {
 113    global $include_self_reply_all, $idents;
 114    $excl_ar = array();
 115    /**
 116     * 1) Remove the addresses we'll be sending the message 'to'
 117     */
 118    $url_replytoall_avoid_addrs = '';
 119    if (isset($header->replyto)) {
 120       $excl_ar = $header->getAddr_a('replyto');
 121    }
 122    /**
 123     * 2) Remove our identities from the CC list (they still can be in the
 124     * TO list) only if $include_self_reply_all is turned off
 125     */
 126    if (!$include_self_reply_all) {
 127        foreach($idents as $id) {
 128            $excl_ar[strtolower(trim($id['email_address']))] = '';
 129         }
 130    }
 131
 132    /**
 133     * 3) get the addresses.
 134     */
 135    $url_replytoall_ar = $header->getAddr_a(array('to','cc'), $excl_ar);
 136
 137    /**
 138     * 4) generate the string.
 139     */
 140    $url_replytoallcc = '';
 141    foreach( $url_replytoall_ar as $email => $personal) {
 142       if ($personal) {
 143          // if personal name contains address separator then surround
 144          // the personal name with double quotes.
 145          if (strpos($personal,',') !== false) {
 146              $personal = '"'.$personal.'"';
 147          }
 148          $url_replytoallcc .= ", $personal <$email>";
 149       } else {
 150          $url_replytoallcc .= ', '. $email;
 151       }
 152    }
 153    $url_replytoallcc = substr($url_replytoallcc,2);
 154
 155    return $url_replytoallcc;
 156 }
 157
 158 function getReplyCitation($orig_from, $orig_date) {
 159     global $reply_citation_style, $reply_citation_start, $reply_citation_end;
 160     $orig_from = decodeHeader($orig_from->getAddress(false),false,false,true);
 161 //    $from = decodeHeader($orig_header->getAddr_s('from',"\n$indent"),false,false);
 162     /* First, return an empty string when no citation style selected. */
 163     if (($reply_citation_style == '') || ($reply_citation_style == 'none')) {
 164         return '';
 165     }
 166
 167     /* Make sure our final value isn't an empty string. */
 168     if ($orig_from == '') {
 169         return '';
 170     }
 171
 172     /* Otherwise, try to select the desired citation style. */
 173     switch ($reply_citation_style) {
 174     case 'author_said':
 175         $start = '';
 176         $end   = ' ' . _("said") . ':';
 177         break;
 178     case 'quote_who':
 179         $start = '<' . _("quote") . ' ' . _("who") . '="';
 180         $end   = '">';
 181         break;
 182     case 'date_time_author':
 183         $start = 'On ' . getLongDateString($orig_date) . ', ';
 184         $end = ' ' . _("said") . ':';
 185         break;
 186     case 'user-defined':
 187         $start = $reply_citation_start .
 188          ($reply_citation_start == '' ? '' : ' ');
 189         $end   = $reply_citation_end;
 190         break;
 191     default:
 192         return '';
 193     }
 194
 195     /* Build and return the citation string. */
 196     return ($start . $orig_from . $end . "\n");
 197 }
 198
 199 function getforwardHeader($orig_header) {
 200     global $editor_size;
 201
 202    $display = array( _("Subject") => strlen(_("Subject")),
 203                      _("From")    => strlen(_("From")),
 204                      _("Date")    => strlen(_("Date")),
 205                      _("To")      => strlen(_("To")),
 206                      _("Cc")      => strlen(_("Cc")) );
 207    $maxsize = max($display);
 208    $indent = str_pad('',$maxsize+2);
 209    foreach($display as $key => $val) {
 210       $display[$key] = $key .': '. str_pad('', $maxsize - $val);
 211    }
 212    $from = decodeHeader($orig_header->getAddr_s('from',"\n$indent"),false,false,true);
 213    $from = str_replace('&nbsp;',' ',$from);
 214    $to = decodeHeader($orig_header->getAddr_s('to',"\n$indent"),false,false,true);
 215    $to = str_replace('&nbsp;',' ',$to);
 216    $subject = decodeHeader($orig_header->subject,false,false,true);
 217    $subject = str_replace('&nbsp;',' ',$subject);
 218    $bodyTop =  str_pad(' '._("Original Message").' ',$editor_size -2,'-',STR_PAD_BOTH) .
 219                "\n". $display[_("Subject")] . $subject . "\n" .
 220                $display[_("From")] . $from . "\n" .
 221                $display[_("Date")] . getLongDateString( $orig_header->date ). "\n" .
 222                $display[_("To")] . $to . "\n";
 223    if ($orig_header->cc != array() && $orig_header->cc !='') {
 224       $cc = decodeHeader($orig_header->getAddr_s('cc',"\n$indent"),false,false,true);
 225       $cc = str_replace('&nbsp;',' ',$cc);
 226      $bodyTop .= $display[_("Cc")] .$cc . "\n";
 227   }
 228   $bodyTop .= str_pad('', $editor_size -2 , '-') .
 229               "\n\n";
 230   return $bodyTop;
 231 }
 232 /* ----------------------------------------------------------------------- */
 233
 234 /*
 235  * If the session is expired during a post this restores the compose session
 236  * vars.
 237  */
 238 if (sqsession_is_registered('session_expired_post')) {
 239     sqgetGlobalVar('session_expired_post', $session_expired_post, SQ_SESSION);
 240     /*
 241      * extra check for username so we don't display previous post data from
 242      * another user during this session.
 243      */
 244     if ($session_expired_post['username'] != $username) {
 245         unset($session_expired_post);
 246         sqsession_unregister('session_expired_post');
 247         session_write_close();
 248     } else {
 249         foreach ($session_expired_post as $postvar => $val) {
 250             if (isset($val)) {
 251                 $$postvar = $val;
 252             } else {
 253                 $$postvar = '';
 254             }
 255         }
 256         $compose_messages = unserialize(urldecode($restoremessages));
 257         sqsession_register($compose_messages,'compose_messages');
 258         sqsession_register($composesession,'composesession');
 259         if (isset($send)) {
 260             unset($send);
 261         }
 262         $session_expired = true;
 263     }
 264     unset($session_expired_post);
 265     sqsession_unregister('session_expired_post');
 266     session_write_close();
 267     if (!isset($mailbox)) {
 268         $mailbox = '';
 269     }
 270     if ($compose_new_win == '1') {
 271         compose_Header($color, $mailbox);
 272     } else {
 273         displayPageHeader($color, $mailbox);
 274     }
 275     showInputForm($session, false);
 276     exit();
 277 }
 278 if (!isset($composesession)) {
 279     $composesession = 0;
 280     sqsession_register(0,'composesession');
 281 }
 282
 283 if (!isset($session) || (isset($newmessage) && $newmessage)) {
 284     sqsession_unregister('composesession');
 285     $session = "$composesession" +1;
 286     $composesession = $session;
 287     sqsession_register($composesession,'composesession');
 288 }
 289 if (!isset($compose_messages)) {
 290   $compose_messages = array();
 291 }
 292 if (!isset($compose_messages[$session]) || ($compose_messages[$session] == NULL)) {
 293 /* if (!array_key_exists($session, $compose_messages)) {  /* We can only do this in PHP >= 4.1 */
 294   $composeMessage = new Message();
 295   $rfc822_header = new Rfc822Header();
 296   $composeMessage->rfc822_header = $rfc822_header;
 297   $composeMessage->reply_rfc822_header = '';
 298   $compose_messages[$session] = $composeMessage;
 299   sqsession_register($compose_messages,'compose_messages');
 300 } else {
 301   $composeMessage=$compose_messages[$session];
 302 }
 303
 304 if (!isset($mailbox) || $mailbox == '' || ($mailbox == 'None')) {
 305     $mailbox = 'INBOX';
 306 }
 307
 308 if ($draft) {
 309     /*
 310      * Set $default_charset to correspond with the user's selection
 311      * of language interface.
 312      */
 313     set_my_charset();
 314     $composeMessage=$compose_messages[$session];
 315     if (! deliverMessage($composeMessage, true)) {
 316         showInputForm($session);
 317         exit();
 318     } else {
 319         unset($compose_messages[$session]);
 320         $draft_message = _("Draft Email Saved");
 321         /* If this is a resumed draft, then delete the original */
 322         if(isset($delete_draft)) {
 323             Header("Location: $location/delete_message.php?mailbox=" . urlencode($draft_folder) .
 324                    "&message=$delete_draft&sort=$sort&startMessage=1&saved_draft=yes");
 325             exit();
 326         }
 327         else {
 328             if ($compose_new_win == '1') {
 329                 Header("Location: $location/compose.php?saved_draft=yes&session=$composesession");
 330                 exit();
 331             }
 332             else {
 333                 Header("Location: $location/right_main.php?mailbox=$draft_folder&sort=$sort".
 334                        "&startMessage=1&note=".urlencode($draft_message));
 335                 exit();
 336             }
 337         }
 338     }
 339 }
 340
 341 if ($send) {
 342     if (isset($_FILES['attachfile']) &&
 343         $_FILES['attachfile']['tmp_name'] &&
 344         $_FILES['attachfile']['tmp_name'] != 'none') {
 345         $AttachFailure = saveAttachedFiles($session);
 346     }
 347     if (checkInput(false) && !isset($AttachFailure)) {
 348                 if ($mailbox == "All Folders") {
 349                         /* We entered compose via the search results page */
 350                         $mailbox="INBOX"; /* Send 'em to INBOX, that's safe enough */
 351                 }
 352         $urlMailbox = urlencode (trim($mailbox));
 353         if (! isset($passed_id)) {
 354             $passed_id = 0;
 355         }
 356         /*
 357          * Set $default_charset to correspond with the user's selection
 358          * of language interface.
 359          */
 360         set_my_charset();
 361         /*
 362          * This is to change all newlines to \n
 363          * We'll change them to \r\n later (in the sendMessage function)
 364          */
 365         $body = str_replace("\r\n", "\n", $body);
 366         $body = str_replace("\r", "\n", $body);
 367
 368         /*
 369          * Rewrap $body so that no line is bigger than $editor_size
 370          * This should only really kick in the sqWordWrap function
 371          * if the browser doesn't support "VIRTUAL" as the wrap type.
 372          */
 373         $body = explode("\n", $body);
 374         $newBody = '';
 375         foreach ($body as $line) {
 376             if( $line <> '-- ' ) {
 377                $line = rtrim($line);
 378             }
 379             if (strlen($line) <= $editor_size + 1) {
 380                 $newBody .= $line . "\n";
 381             } else {
 382                 sqWordWrap($line, $editor_size);
 383                 $newBody .= $line . "\n";
 384
 385             }
 386
 387         }
 388         $body = $newBody;
 389
 390         $composeMessage=$compose_messages[$session];
 391
 392         $Result = deliverMessage($composeMessage);
 393         if (! $Result) {
 394             showInputForm($session);
 395             exit();
 396         }
 397         unset($compose_messages[$session]);
 398         if ( isset($delete_draft)) {
 399             Header("Location: $location/delete_message.php?mailbox=" . urlencode( $draft_folder ).
 400                    "&message=$delete_draft&sort=$sort&startMessage=1&mail_sent=yes");
 401             exit();
 402         }
 403         if ($compose_new_win == '1') {
 404
 405             Header("Location: $location/compose.php?mail_sent=yes");
 406         }
 407         else {
 408             Header("Location: $location/right_main.php?mailbox=$urlMailbox&sort=$sort".
 409                    "&startMessage=$startMessage&mail_sent=yes");
 410         }
 411     } else {
 412         if ($compose_new_win == '1') {
 413             compose_Header($color, $mailbox);
 414         }
 415         else {
 416             displayPageHeader($color, $mailbox);
 417         }
 418         if (isset($AttachFailure)) {
 419              plain_error_message(_("Could not move/copy file. File not attached"),
 420                                  $color);
 421         }
 422         checkInput(true);
 423         showInputForm($session);
 424         /* sqimap_logout($imapConnection); */
 425     }
 426 } elseif (isset($html_addr_search_done)) {
 427         if ($compose_new_win == '1') {
 428             compose_Header($color, $mailbox);
 429         }
 430         else {
 431             displayPageHeader($color, $mailbox);
 432         }
 433
 434     if (isset($send_to_search) && is_array($send_to_search)) {
 435         foreach ($send_to_search as $k => $v) {
 436             if (substr($k, 0, 1) == 'T') {
 437                 if ($send_to) {
 438                     $send_to .= ', ';
 439                 }
 440                 $send_to .= $v;
 441             }
 442             elseif (substr($k, 0, 1) == 'C') {
 443                 if ($send_to_cc) {
 444                     $send_to_cc .= ', ';
 445                 }
 446                 $send_to_cc .= $v;
 447             }
 448             elseif (substr($k, 0, 1) == 'B') {
 449                 if ($send_to_bcc) {
 450                     $send_to_bcc .= ', ';
 451                 }
 452                 $send_to_bcc .= $v;
 453             }
 454         }
 455     }
 456     showInputForm($session);
 457 } elseif (isset($html_addr_search)) {
 458     if (isset($_FILES['attachfile']) &&
 459         $_FILES['attachfile']['tmp_name'] &&
 460         $_FILES['attachfile']['tmp_name'] != 'none') {
 461         if(saveAttachedFiles($session)) {
 462             plain_error_message(_("Could not move/copy file. File not attached"), $color);
 463         }
 464     }
 465     /*
 466      * I am using an include so as to elminiate an extra unnecessary
 467      * click.  If you can think of a better way, please implement it.
 468      */
 469     include_once('./addrbook_search_html.php');
 470 } elseif (isset($attach)) {
 471     if (saveAttachedFiles($session)) {
 472         plain_error_message(_("Could not move/copy file. File not attached"), $color);
 473     }
 474         if ($compose_new_win == '1') {
 475             compose_Header($color, $mailbox);
 476         }
 477         else {
 478             displayPageHeader($color, $mailbox);
 479         }
 480     showInputForm($session);
 481 }
 482 elseif (isset($sigappend)) {
 483     $signature = $idents[$identity]['signature'];
 484
 485     $body .= "\n\n".($prefix_sig==true? "-- \n":'').$signature;
 486     if ($compose_new_win == '1') {
 487          compose_Header($color, $mailbox);
 488     } else {
 489         displayPageHeader($color, $mailbox);
 490     }
 491     showInputForm($session);
 492 } elseif (isset($do_delete)) {
 493         if ($compose_new_win == '1') {
 494             compose_Header($color, $mailbox);
 495         }
 496         else {
 497             displayPageHeader($color, $mailbox);
 498         }
 499
 500     if (isset($delete) && is_array($delete)) {
 501         $composeMessage = $compose_messages[$session];
 502         foreach($delete as $index) {
 503             $attached_file = $composeMessage->entities[$index]->att_local_name;
 504             unlink ($attached_file);
 505             unset ($composeMessage->entities[$index]);
 506         }
 507         $new_entities = array();
 508         foreach ($composeMessage->entities as $entity) {
 509             $new_entities[] = $entity;
 510         }
 511         $composeMessage->entities = $new_entities;
 512         $compose_messages[$session] = $composeMessage;
 513         sqsession_register($compose_messages, 'compose_messages');
 514     }
 515     showInputForm($session);
 516 } else {
 517     /*
 518      * This handles the default case as well as the error case
 519      * (they had the same code) --> if (isset($smtpErrors))
 520      */
 521
 522     if ($compose_new_win == '1') {
 523        compose_Header($color, $mailbox);
 524     } else {
 525        displayPageHeader($color, $mailbox);
 526     }
 527
 528     $newmail = true;
 529
 530     if (!isset($passed_ent_id)) {
 531         $passed_ent_id = '';
 532     }
 533     if (!isset($passed_id)) {
 534         $passed_id = '';
 535     }
 536     if (!isset($mailbox)) {
 537         $mailbox = '';
 538     }
 539     if (!isset($action)) {
 540         $action = '';
 541     }
 542
 543     $values = newMail($mailbox,$passed_id,$passed_ent_id, $action, $session);
 544
 545     /* in case the origin is not read_body.php */
 546     if (isset($send_to)) {
 547        $values['send_to'] = $send_to;
 548     }
 549     if (isset($send_to_cc)) {
 550        $values['send_to_cc'] = $send_to_cc;
 551     }
 552     if (isset($send_to_bcc)) {
 553        $values['send_to_bcc'] = $send_to_bcc;
 554     }
 555     if (isset($subject)) {
 556        $values['subject'] = $subject;
 557     }
 558     showInputForm($session, $values);
 559 }
 560
 561 exit();
 562
 563 /**************** Only function definitions go below *************/
 564
 565 function getforwardSubject($subject)
 566 {
 567     if ((substr(strtolower($subject), 0, 4) != 'fwd:') &&
 568         (substr(strtolower($subject), 0, 5) != '[fwd:') &&
 569         (substr(strtolower($subject), 0, 6) != '[ fwd:')) {
 570         $subject = '[Fwd: ' . $subject . ']';
 571     }
 572     return $subject;
 573 }
 574
 575 /* This function is used when not sending or adding attachments */
 576 function newMail ($mailbox='', $passed_id='', $passed_ent_id='', $action='', $session='') {
 577     global $editor_size, $default_use_priority, $body, $idents,
 578            $use_signature, $composesession, $data_dir, $username,
 579            $username, $key, $imapServerAddress, $imapPort, $compose_messages,
 580            $composeMessage;
 581     global $languages, $squirrelmail_language, $default_charset;
 582
 583     $send_to = $send_to_cc = $send_to_bcc = $subject = $identity = '';
 584     $mailprio = 3;
 585
 586     if ($passed_id) {
 587         $imapConnection = sqimap_login($username, $key, $imapServerAddress,
 588         $imapPort, 0);
 589
 590         sqimap_mailbox_select($imapConnection, $mailbox);
 591         $message = sqimap_get_message($imapConnection, $passed_id, $mailbox);
 592
 593         $body = '';
 594         if ($passed_ent_id) {
 595             /* redefine the messsage in case of message/rfc822 */
 596             $message = $message->getEntity($passed_ent_id);
 597             /* message is an entity which contains the envelope and type0=message
 598             * and type1=rfc822. The actual entities are childs from
 599             * $message->entities[0]. That's where the encoding and is located
 600             */
 601
 602             $entities = $message->entities[0]->findDisplayEntity
 603             (array(), $alt_order = array('text/plain'));
 604             if (!count($entities)) {
 605                 $entities = $message->entities[0]->findDisplayEntity
 606                 (array(), $alt_order = array('text/plain','html/plain'));
 607             }
 608             $orig_header = $message->rfc822_header; /* here is the envelope located */
 609             /* redefine the message for picking up the attachments */
 610             $message = $message->entities[0];
 611
 612         } else {
 613             $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain'));
 614             if (!count($entities)) {
 615                 $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain','html/plain'));
 616             }
 617             $orig_header = $message->rfc822_header;
 618         }
 619
 620         $encoding = $message->header->encoding;
 621         $type0 = $message->type0;
 622         $type1 = $message->type1;
 623         foreach ($entities as $ent) {
 624             $unencoded_bodypart = mime_fetch_body($imapConnection, $passed_id, $ent);
 625             $body_part_entity = $message->getEntity($ent);
 626             $bodypart = decodeBody($unencoded_bodypart,
 627             $body_part_entity->header->encoding);
 628             if ($type1 == 'html') {
 629                 $bodypart = str_replace("\n", ' ', $bodypart);
 630                 $bodypart = preg_replace(array('/<p>/i','/<br\s*(\/)*>/i'), "\n", $bodypart);
 631                 $bodypart = str_replace(array('&nbsp;','&gt;','&lt;'),array(' ','>','<'),$bodypart);
 632                 $bodypart = strip_tags($bodypart);
 633
 634             }
 635             if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
 636                 function_exists($languages[$squirrelmail_language]['XTRA_CODE'])) {
 637                 if (mb_detect_encoding($bodypart) != 'ASCII') {
 638                     $bodypart = $languages[$squirrelmail_language]['XTRA_CODE']('decode', $bodypart);
 639                 }
 640             }
 641
 642         if (isset($body_part_entity->header->parameters['charset'])) {
 643             $actual = $body_part_entity->header->parameters['charset'];
 644         } else {
 645             $actual = 'us-ascii';
 646         }
 647
 648         if ( $actual && is_conversion_safe($actual) && $actual != $default_charset){
 649         $bodypart = charset_decode($actual,$bodypart);
 650         }
 651
 652             $body .= $bodypart;
 653         }
 654         if ($default_use_priority) {
 655             $mailprio = substr($orig_header->priority,0,1);
 656             if (!$mailprio) {
 657                 $mailprio = 3;
 658             }
 659         } else {
 660             $mailprio = '';
 661         }
 662         //ClearAttachments($session);
 663
 664         $identity = '';
 665         $from_o = $orig_header->from;
 666         if (is_array($from_o)) {
 667             if (isset($from_o[0])) {
 668                 $from_o = $from_o[0];
 669             }
 670         }
 671         if (is_object($from_o)) {
 672             $orig_from = $from_o->getAddress();
 673         } else {
 674             $orig_from = '';
 675         }
 676
 677         $identities = array();
 678         if (count($idents) > 1) {
 679             foreach($idents as $nr=>$data) {
 680                 $enc_from_name = '"'.$data['full_name'].'" <'. $data['email_address'].'>';
 681                 if($enc_from_name == $orig_from) {
 682                     $identity = $nr;
 683                     break;
 684                 }
 685                 $identities[] = $enc_from_name;
 686             }
 687
 688             $identity_match = $orig_header->findAddress($identities);
 689             if ($identity_match) {
 690                 $identity = $identity_match;
 691             }
 692         }
 693
 694         switch ($action) {
 695         case ('draft'):
 696             $use_signature = FALSE;
 697             $composeMessage->rfc822_header = $orig_header;
 698             $send_to = decodeHeader($orig_header->getAddr_s('to'),false,false,true);
 699             $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,false,true);
 700             $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,false,true);
 701             $send_from = $orig_header->getAddr_s('from');
 702             $send_from_parts = new AddressStructure();
 703             $send_from_parts = $orig_header->parseAddress($send_from);
 704             $send_from_add = $send_from_parts->mailbox . '@' . $send_from_parts->host;
 705             $identities = get_identities();
 706             if (count($identities) > 0) {
 707                 foreach($identities as $iddata) {
 708                     if ($send_from_add == $iddata['email_address']) {
 709                         $identity = $iddata['index'];
 710                         break;
 711                     }
 712                 }
 713             }
 714             $subject = decodeHeader($orig_header->subject,false,false,true);
 715 //            /* remember the references and in-reply-to headers in case of an reply */
 716             $composeMessage->rfc822_header->more_headers['References'] = $orig_header->references;
 717             $composeMessage->rfc822_header->more_headers['In-Reply-To'] = $orig_header->in_reply_to;
 718             $body_ary = explode("\n", $body);
 719             $cnt = count($body_ary) ;
 720             $body = '';
 721             for ($i=0; $i < $cnt; $i++) {
 722                 if (!ereg("^[>\\s]*$", $body_ary[$i])  || !$body_ary[$i]) {
 723                     sqWordWrap($body_ary[$i], $editor_size );
 724                     $body .= $body_ary[$i] . "\n";
 725                 }
 726                 unset($body_ary[$i]);
 727             }
 728             sqUnWordWrap($body);
 729             $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 730             break;
 731         case ('edit_as_new'):
 732             $send_to = decodeHeader($orig_header->getAddr_s('to'),false,false,true);
 733             $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,false,true);
 734             $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,false,true);
 735             $subject = decodeHeader($orig_header->subject,false,false,true);
 736             $mailprio = $orig_header->priority;
 737             $orig_from = '';
 738             $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 739             sqUnWordWrap($body);
 740             break;
 741         case ('forward'):
 742             $send_to = '';
 743             $subject = getforwardSubject(decodeHeader($orig_header->subject,false,false,true));
 744             $body = getforwardHeader($orig_header) . $body;
 745             sqUnWordWrap($body);
 746             $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 747             $body = "\n" . $body;
 748             break;
 749         case ('forward_as_attachment'):
 750             $subject = getforwardSubject(decodeHeader($orig_header->subject,false,false,true));
 751             $composeMessage = getMessage_RFC822_Attachment($message, $composeMessage, $passed_id, $passed_ent_id, $imapConnection);
 752             $body = '';
 753             break;
 754         case ('reply_all'):
 755             if(isset($orig_header->mail_followup_to) && $orig_header->mail_followup_to) {
 756                 $send_to = $orig_header->getAddr_s('mail_followup_to');
 757             } else {
 758                 $send_to_cc = replyAllString($orig_header);
 759                 $send_to_cc = decodeHeader($send_to_cc,false,false,true);
 760             }
 761         case ('reply'):
 762             // skip this if send_to was already set right above here
 763             if(!$send_to) {
 764                 $send_to = $orig_header->reply_to;
 765                 if (is_array($send_to) && count($send_to)) {
 766                     $send_to = $orig_header->getAddr_s('reply_to');
 767                 } else if (is_object($send_to)) { /* unneccesarry, just for failsafe purpose */
 768                     $send_to = $orig_header->getAddr_s('reply_to');
 769                 } else {
 770                     $send_to = $orig_header->getAddr_s('from');
 771                 }
 772             }
 773             $send_to = decodeHeader($send_to,false,false,true);
 774             $subject = decodeHeader($orig_header->subject,false,false,true);
 775             $subject = str_replace('"', "'", $subject);
 776             $subject = trim($subject);
 777             if (substr(strtolower($subject), 0, 3) != 're:') {
 778                 $subject = 'Re: ' . $subject;
 779             }
 780             /* this corrects some wrapping/quoting problems on replies */
 781             $rewrap_body = explode("\n", $body);
 782             $from =  (is_array($orig_header->from)) ? $orig_header->from[0] : $orig_header->from;
 783             sqUnWordWrap($body);    // unwrap and then reset it?!
 784             $body = '';
 785             $strip_sigs = getPref($data_dir, $username, 'strip_sigs');
 786             foreach ($rewrap_body as $line) {
 787                 if ($strip_sigs && substr($line,0,3) == '-- ') {
 788             break;
 789                 }
 790                 sqWordWrap($line, ($editor_size));
 791                 if (preg_match("/^(>+)/", $line, $matches)) {
 792                     $gt = $matches[1];
 793                     $body .= '>' . str_replace("\n", "\n>$gt ", rtrim($line)) ."\n";
 794                 } else {
 795                     $body .= '> ' . str_replace("\n", "\n> ", rtrim($line)) . "\n";
 796                 }
 797             }
 798             $body = getReplyCitation($from , $orig_header->date) . $body;
 799             $composeMessage->reply_rfc822_header = $orig_header;
 800
 801             break;
 802         default:
 803             break;
 804         }
 805         $compose_messages[$session] = $composeMessage;
 806         sqsession_register($compose_messages, 'compose_messages');
 807         session_write_close();
 808         sqimap_logout($imapConnection);
 809     }
 810     $ret = array( 'send_to' => $send_to,
 811                   'send_to_cc' => $send_to_cc,
 812                   'send_to_bcc' => $send_to_bcc,
 813                   'subject' => $subject,
 814                   'mailprio' => $mailprio,
 815                   'body' => $body,
 816                   'identity' => $identity );
 817
 818     return ($ret);
 819 } /* function newMail() */
 820
 821 function getAttachments($message, &$composeMessage, $passed_id, $entities, $imapConnection) {
 822     global $attachment_dir, $username, $data_dir, $squirrelmail_language;
 823     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
 824     if (!count($message->entities) ||
 825        ($message->type0 == 'message' && $message->type1 == 'rfc822')) {
 826         if ( !in_array($message->entity_id, $entities) && $message->entity_id) {
 827            switch ($message->type0) {
 828            case 'message':
 829                 if ($message->type1 == 'rfc822') {
 830                     $filename = $message->rfc822_header->subject;
 831                     if ($filename == "") {
 832                         $filename = "untitled-".$message->entity_id;
 833                     }
 834                     $filename .= '.msg';
 835                  } else {
 836                    $filename = $message->getFilename();
 837                  }
 838              break;
 839            default:
 840              if (!$message->mime_header) { /* temporary hack */
 841                  $message->mime_header = $message->header;
 842              }
 843              $filename = $message->getFilename();
 844              break;
 845            }
 846            $filename = str_replace('&#32;', ' ', decodeHeader($filename));
 847            if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
 848                function_exists($languages[$squirrelmail_language]['XTRA_CODE'])) {
 849                 $filename =  $languages[$squirrelmail_language]['XTRA_CODE']('encode', $filename);
 850            }
 851            $localfilename = GenerateRandomString(32, '', 7);
 852            $full_localfilename = "$hashed_attachment_dir/$localfilename";
 853            while (file_exists($full_localfilename)) {
 854                $localfilename = GenerateRandomString(32, '', 7);
 855                $full_localfilename = "$hashed_attachment_dir/$localfilename";
 856            }
 857            $message->att_local_name = $full_localfilename;
 858
 859        $composeMessage->initAttachment($message->type0.'/'.$message->type1,$filename,
 860              $full_localfilename);
 861
 862            /* Write Attachment to file */
 863            $fp = fopen ("$hashed_attachment_dir/$localfilename", 'wb');
 864            fputs($fp, decodeBody(mime_fetch_body($imapConnection,
 865               $passed_id, $message->entity_id),
 866               $message->header->encoding));
 867            fclose ($fp);
 868         }
 869     } else {
 870         for ($i=0, $entCount=count($message->entities); $i<$entCount;$i++) {
 871             $composeMessage=getAttachments($message->entities[$i], $composeMessage, $passed_id, $entities, $imapConnection);
 872         }
 873     }
 874     return $composeMessage;
 875 }
 876
 877 function getMessage_RFC822_Attachment($message, $composeMessage, $passed_id,
 878                                       $passed_ent_id='', $imapConnection) {
 879     global $attachments, $attachment_dir, $username, $data_dir;
 880     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
 881     if (!$passed_ent_id) {
 882         $body_a = sqimap_run_command($imapConnection,
 883                                     'FETCH '.$passed_id.' RFC822',
 884                                     TRUE, $response, $readmessage,
 885                                     TRUE);
 886     } else {
 887         $body_a = sqimap_run_command($imapConnection,
 888                                      'FETCH '.$passed_id.' BODY['.$passed_ent_id.']',
 889                                      TRUE, $response, $readmessage, TRUE);
 890         $message = $message->parent;
 891     }
 892     if ($response == 'OK') {
 893         $subject = encodeHeader($message->rfc822_header->subject);
 894         array_shift($body_a);
 895         array_pop($body_a);
 896         $body = implode('', $body_a) . "\r\n";
 897
 898         $localfilename = GenerateRandomString(32, 'FILE', 7);
 899         $full_localfilename = "$hashed_attachment_dir/$localfilename";
 900
 901         $fp = fopen($full_localfilename, 'w');
 902         fwrite ($fp, $body);
 903         fclose($fp);
 904         $composeMessage->initAttachment('message/rfc822',$subject.'.msg',
 905                          $full_localfilename);
 906     }
 907     return $composeMessage;
 908 }
 909
 910 function showInputForm ($session, $values=false) {
 911     global $send_to, $send_to_cc, $body, $startMessage,
 912            $passed_body, $color, $use_signature, $signature, $prefix_sig,
 913            $editor_size, $editor_height, $attachments, $subject, $newmail,
 914            $use_javascript_addr_book, $send_to_bcc, $passed_id, $mailbox,
 915            $from_htmladdr_search, $location_of_buttons, $attachment_dir,
 916            $username, $data_dir, $identity, $idents, $draft_id, $delete_draft,
 917            $mailprio, $default_use_mdn, $mdn_user_support, $compose_new_win,
 918            $saved_draft, $mail_sent, $sig_first, $edit_as_new, $action,
 919            $username, $compose_messages, $composesession, $default_charset;
 920
 921     $composeMessage = $compose_messages[$session];
 922     if ($values) {
 923        $send_to = $values['send_to'];
 924        $send_to_cc = $values['send_to_cc'];
 925        $send_to_bcc = $values['send_to_bcc'];
 926        $subject = $values['subject'];
 927        $mailprio = $values['mailprio'];
 928        $body = $values['body'];
 929        $identity = (int) $values['identity'];
 930     } else {
 931        $send_to = decodeHeader($send_to, true, false);
 932        $send_to_cc = decodeHeader($send_to_cc, true, false);
 933        $send_to_bcc = decodeHeader($send_to_bcc, true, false);
 934     }
 935
 936     if ($use_javascript_addr_book) {
 937         echo "\n". '<SCRIPT LANGUAGE=JavaScript>'."\n<!--\n" .
 938              'function open_abook() { ' . "\n" .
 939              '  var nwin = window.open("addrbook_popup.php","abookpopup",' .
 940              '"width=670,height=300,resizable=yes,scrollbars=yes");' . "\n" .
 941              '  if((!nwin.opener) && (document.windows != null))' . "\n" .
 942              '    nwin.opener = document.windows;' . "\n" .
 943              "}\n" .
 944              "// -->\n</SCRIPT>\n\n";
 945     }
 946
 947     echo "\n" . '<form name="compose" action="compose.php" method="post" ' .
 948          'enctype="multipart/form-data"';
 949     do_hook('compose_form');
 950
 951     echo ">\n";
 952
 953     echo addHidden('startMessage', $startMessage);
 954
 955     if ($action == 'draft') {
 956         echo addHidden('delete_draft', $passed_id);
 957     }
 958     if (isset($delete_draft)) {
 959         echo addHidden('delete_draft', $delete_draft);
 960     }
 961     if (isset($session)) {
 962         echo addHidden('session', $session);
 963     }
 964
 965     if (isset($passed_id)) {
 966         echo addHidden('passed_id', $passed_id);
 967     }
 968
 969     if ($saved_draft == 'yes') {
 970         echo '<BR><CENTER><B>'. _("Draft Saved").'</CENTER></B>';
 971     }
 972     if ($mail_sent == 'yes') {
 973         echo '<BR><CENTER><B>'. _("Your Message has been sent.").'</CENTER></B>';
 974     }
 975     echo '<table align="center" cellspacing="0" border="0">' . "\n";
 976     if ($compose_new_win == '1') {
 977         echo '<TABLE ALIGN=CENTER BGCOLOR="'.$color[0].'" WIDTH="100%" BORDER=0>'."\n" .
 978              '   <TR><TD></TD>'. html_tag( 'td', '', 'right' ) . '<INPUT TYPE="BUTTON" NAME="Close" onClick="return self.close()" VALUE='._("Close").'></TD></TR>'."\n";
 979     }
 980     if ($location_of_buttons == 'top') {
 981         showComposeButtonRow();
 982     }
 983
 984     /* display select list for identities */
 985     if (count($idents) > 1) {
 986         $ident_list = array();
 987         foreach($idents as $id => $data) {
 988                 $ident_list[$id] =
 989                         $data['full_name'].' <'.$data['email_address'].'>';
 990         }
 991         echo '   <tr>' . "\n" .
 992                     html_tag( 'td', '', 'right', $color[4], 'width="10%"' ) .
 993                     _("From:") . '</td>' . "\n" .
 994                     html_tag( 'td', '', 'left', $color[4], 'width="90%"' ) .
 995               '         '.
 996               addSelect('identity', $ident_list, $identity, TRUE);
 997
 998         echo '      </td>' . "\n" .
 999              '   </tr>' . "\n";
1000     }
1001
1002     echo '   <tr>' . "\n" .
1003                 html_tag( 'td', '', 'right', $color[4], 'width="10%"' ) .
1004                 _("To:") . '</TD>' . "\n" .
1005                 html_tag( 'td', '', 'left', $color[4], 'width="90%"' ) .
1006                 addInput('send_to', $send_to, 60). '<br />' . "\n" .
1007          '      </td>' . "\n" .
1008          '   </tr>' . "\n" .
1009          '   <tr>' . "\n" .
1010                 html_tag( 'td', '', 'right', $color[4] ) .
1011                 _("CC:") . '</td>' . "\n" .
1012                 html_tag( 'td', '', 'left', $color[4] ) .
1013                 addInput('send_to_cc', $send_to_cc, 60). '<br />' . "\n" .
1014          '      </td>' . "\n" .
1015          '   </tr>' . "\n" .
1016          '   <tr>' . "\n" .
1017                 html_tag( 'td', '', 'right', $color[4] ) .
1018                 _("BCC:") . '</td>' . "\n" .
1019                 html_tag( 'td', '', 'left', $color[4] ) .
1020                 addInput('send_to_bcc', $send_to_bcc, 60).'<br />' . "\n" .
1021          '      </td>' . "\n" .
1022          '   </tr>' . "\n" .
1023          '   <tr>' . "\n" .
1024                 html_tag( 'td', '', 'right', $color[4] ) .
1025                 _("Subject:") . '</td>' . "\n" .
1026                 html_tag( 'td', '', 'left', $color[4] ) . "\n";
1027     echo '         '.addInput('subject', $subject, 60).
1028          '      </td>' . "\n" .
1029          '   </tr>' . "\n\n";
1030
1031     if ($location_of_buttons == 'between') {
1032         showComposeButtonRow();
1033     }
1034
1035     /* why this distinction? */
1036     if ($compose_new_win == '1') {
1037         echo '   <TR>' . "\n" .
1038              '      <TD BGCOLOR="' . $color[0] . '" COLSPAN=2 ALIGN=CENTER>' . "\n" .
1039              '         <TEXTAREA NAME="body" ID="body" ROWS="' . (int)$editor_height .
1040              '" COLS="' . (int)$editor_size . '" WRAP="VIRTUAL">';
1041     }
1042     else {
1043         echo '   <TR>' . "\n" .
1044             '      <TD BGCOLOR="' . $color[4] . '" COLSPAN=2>' . "\n" .
1045             '         &nbsp;&nbsp;<TEXTAREA NAME="body" ID="body" ROWS="' . (int)$editor_height .
1046             '" COLS="' . (int)$editor_size . '" WRAP="VIRTUAL">';
1047     }
1048
1049     if ($use_signature == true && $newmail == true && !isset($from_htmladdr_search)) {
1050         $signature = $idents[$identity]['signature'];
1051
1052         if ($sig_first == '1') {
1053             if ($default_charset == 'iso-2022-jp') {
1054                 echo "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1055             } else {
1056             echo "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
1057             }
1058             echo "\n\n".htmlspecialchars(decodeHeader($body,false,false));
1059         }
1060         else {
1061             echo "\n\n".htmlspecialchars(decodeHeader($body,false,false));
1062             if ($default_charset == 'iso-2022-jp') {
1063                 echo "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1064             }else{
1065             echo "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
1066         }
1067     }
1068     }
1069     else {
1070        echo htmlspecialchars(decodeHeader($body,false,false));
1071     }
1072     echo '</textarea><br />' . "\n" .
1073          '      </td>' . "\n" .
1074          '   </tr>' . "\n";
1075
1076
1077     if ($location_of_buttons == 'bottom') {
1078         showComposeButtonRow();
1079     } else {
1080         echo '   <tr>' . "\n" .
1081                     html_tag( 'td', '', 'right', '', 'colspan="2"' ) . "\n" .
1082              '         <input type="submit" name="send" value="' . _("Send") . '" />' . "\n" .
1083              '         &nbsp;&nbsp;&nbsp;&nbsp;<br /><br />' . "\n" .
1084              '      </td>' . "\n" .
1085              '   </tr>' . "\n";
1086     }
1087
1088     /* This code is for attachments */
1089         if ((bool) ini_get('file_uploads')) {
1090
1091     /* Calculate the max size for an uploaded file.
1092      * This is advisory for the user because we can't actually prevent
1093      * people to upload too large files. */
1094     $sizes = array();
1095     /* php.ini vars which influence the max for uploads */
1096     $configvars = array('post_max_size', 'memory_limit', 'upload_max_filesize');
1097     foreach($configvars as $var) {
1098         /* skip 0 or empty values */
1099         if( $size = getByteSize(ini_get($var)) ) {
1100             $sizes[] = $size;
1101         }
1102     }
1103
1104     if(count($sizes) > 0) {
1105         $maxsize = '(max.&nbsp;' . show_readable_size( min( $sizes ) ) . ')';
1106     } else {
1107         $maxsize = '';
1108     }
1109     echo addHidden('MAX_FILE_SIZE', min( $sizes ));
1110     echo '   <tr>' . "\n" .
1111          '      <td colspan="2">' . "\n" .
1112          '         <table width="100%" cellpadding="1" cellspacing="0" align="center"'.
1113                    ' border="0" bgcolor="'.$color[9].'">' . "\n" .
1114          '            <tr>' . "\n" .
1115          '               <td>' . "\n" .
1116          '                 <table width="100%" cellpadding="3" cellspacing="0" align="center"'.
1117                            ' border="0">' . "\n" .
1118          '                    <tr>' . "\n" .
1119                                  html_tag( 'td', '', 'right', '', 'valign="middle"' ) .
1120                                  _("Attach:") . '</td>' . "\n" .
1121                                  html_tag( 'td', '', 'left', '', 'valign="middle"' ) .
1122          '                          <input name="attachfile" size="48" type="file" />' . "\n" .
1123          '                          &nbsp;&nbsp;<input type="submit" name="attach"' .
1124                                     ' value="' . _("Add") .'">' . "\n" .
1125                                     $maxsize .
1126          '                       </td>' . "\n" .
1127          '                    </tr>' . "\n";
1128
1129
1130     $s_a = array();
1131     if ($composeMessage->entities) {
1132         foreach ($composeMessage->entities as $key => $attachment) {
1133            $attached_file = $attachment->att_local_name;
1134            if ($attachment->att_local_name || $attachment->body_part) {
1135                 $attached_filename = decodeHeader($attachment->mime_header->getParameter('name'));
1136                 $type = $attachment->mime_header->type0.'/'.
1137                         $attachment->mime_header->type1;
1138
1139                 $s_a[] = '<table bgcolor="'.$color[0].
1140                 '" border="0"><tr><td>'.
1141                 addCheckBox('delete[]', FALSE, $key).
1142                     "</td><td>\n" . $attached_filename .
1143                     '</td><td>-</td><td> ' . $type . '</td><td>('.
1144                     show_readable_size( filesize( $attached_file ) ) . ')</td></tr></table>'."\n";
1145            }
1146         }
1147     }
1148     if (count($s_a)) {
1149        foreach ($s_a as $s) {
1150           echo '<tr>' . html_tag( 'td', '', 'left', $color[0], 'colspan="2"' ) . $s .'</td></tr>';
1151        }
1152        echo '<tr><td colspan="2"><input type="submit" name="do_delete" value="' .
1153             _("Delete selected attachments") . "\">\n" .
1154             '</td></tr>';
1155     }
1156     echo '                  </table>' . "\n" .
1157          '               </td>' . "\n" .
1158          '            </tr>' . "\n" .
1159          '         </TABLE>' . "\n" .
1160          '      </TD>' . "\n" .
1161          '   </TR>' . "\n";
1162         } // End of file_uploads if-block
1163     /* End of attachment code */
1164     if ($compose_new_win == '1') {
1165         echo '</TABLE>'."\n";
1166     }
1167
1168     echo '</TABLE>' . "\n" .
1169          addHidden('username', $username).
1170          addHidden('smaction', $action).
1171          addHidden('mailbox', $mailbox);
1172     /*
1173        store the complete ComposeMessages array in a hidden input value
1174        so we can restore them in case of a session timeout.
1175     */
1176     sqgetGlobalVar('QUERY_STRING', $queryString, SQ_SERVER);
1177     echo addHidden('restoremessages', serialize($compose_messages)).
1178          addHidden('composesession', $composesession).
1179          addHidden('querystring', $queryString).
1180          "</form>\n";
1181     if (!(bool) ini_get('file_uploads')) {
1182       /* File uploads are off, so we didn't show that part of the form.
1183          To avoid bogus bug reports, tell the user why. */
1184       echo 'Because PHP file uploads are turned off, you can not attach files ';
1185       echo "to this message.  Please see your system administrator for details.\r\n";
1186     }
1187
1188     do_hook('compose_bottom');
1189     echo '</BODY></HTML>' . "\n";
1190 }
1191
1192
1193 function showComposeButtonRow() {
1194     global $use_javascript_addr_book, $save_as_draft,
1195            $default_use_priority, $mailprio, $default_use_mdn,
1196            $request_mdn, $request_dr,
1197            $data_dir, $username;
1198
1199     echo '   <TR>' . "\n" .
1200          '      <TD></TD>' . "\n" .
1201          '      <TD>' . "\n";
1202     if ($default_use_priority) {
1203         if(!isset($mailprio)) {
1204             $mailprio = '3';
1205         }
1206         echo '          ' . _("Priority") .
1207              addSelect('mailprio', array(
1208                  '1' => _("High"),
1209                  '3' => _("Normal"),
1210                  '5' => _("Low") ), $mailprio, TRUE);
1211     }
1212     $mdn_user_support=getPref($data_dir, $username, 'mdn_user_support',$default_use_mdn);
1213     if ($default_use_mdn) {
1214         if ($mdn_user_support) {
1215             echo '          ' . _("Receipt") .': '.
1216             addCheckBox('request_mdn', $request_mdn == '1', '1'). _("On Read").
1217             addCheckBox('request_dr',  $request_dr  == '1', '1'). _("On Delivery");
1218         }
1219     }
1220
1221     echo '      </TD>' . "\n" .
1222          '   </TR>' . "\n" .
1223          '   <TR>'  . "\n" .
1224          '      <TD></TD>' . "\n" .
1225          '      <TD>' . "\n" .
1226          '         <INPUT TYPE=SUBMIT NAME="sigappend" VALUE="' . _("Signature") . '">' . "\n";
1227     if ($use_javascript_addr_book) {
1228         echo "         <SCRIPT LANGUAGE=JavaScript><!--\n document.write(\"".
1229              "            <input type=button value=\\\""._("Addresses").
1230                                  "\\\" onclick='javascript:open_abook();'>\");".
1231              "            // --></SCRIPT><NOSCRIPT>\n".
1232              "            <input type=submit name=\"html_addr_search\" value=\"".
1233                               _("Addresses")."\">".
1234              "         </NOSCRIPT>\n";
1235     } else {
1236         echo '         <input type=submit name="html_addr_search" value="'.
1237                                  _("Addresses").'">' . "\n";
1238     }
1239
1240     if ($save_as_draft) {
1241         echo '         <input type="submit" name ="draft" value="' . _("Save Draft") . "\">\n";
1242     }
1243
1244     echo '         <INPUT TYPE=submit NAME=send VALUE="'. _("Send") . '">' . "\n";
1245     do_hook('compose_button_row');
1246
1247     echo '      </TD>' . "\n" .
1248          '   </TR>' . "\n\n";
1249 }
1250
1251 function checkInput ($show) {
1252     /*
1253      * I implemented the $show variable because the error messages
1254      * were getting sent before the page header.  So, I check once
1255      * using $show=false, and then when i'm ready to display the error
1256      * message, show=true
1257      */
1258     global $body, $send_to, $send_to_bcc, $subject, $color;
1259
1260     if ($send_to == '' && $send_to_bcc == '') {
1261         if ($show) {
1262             plain_error_message(_("You have not filled in the \"To:\" field."), $color);
1263         }
1264         return false;
1265     }
1266     return true;
1267 } /* function checkInput() */
1268
1269
1270 /* True if FAILURE */
1271 function saveAttachedFiles($session) {
1272     global $_FILES, $attachment_dir, $attachments, $username,
1273            $data_dir, $compose_messages;
1274
1275     /* get out of here if no file was attached at all */
1276     if (! is_uploaded_file($_FILES['attachfile']['tmp_name']) ) {
1277         return true;
1278     }
1279
1280     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
1281     $localfilename = GenerateRandomString(32, '', 7);
1282     $full_localfilename = "$hashed_attachment_dir/$localfilename";
1283     while (file_exists($full_localfilename)) {
1284         $localfilename = GenerateRandomString(32, '', 7);
1285         $full_localfilename = "$hashed_attachment_dir/$localfilename";
1286     }
1287
1288     // FIXME: we SHOULD prefer move_uploaded_file over rename because
1289     // m_u_f works better with restricted PHP installes (safe_mode, open_basedir)
1290     if (!@rename($_FILES['attachfile']['tmp_name'], $full_localfilename)) {
1291             if (!@move_uploaded_file($_FILES['attachfile']['tmp_name'],$full_localfilename)) {
1292                 return true;
1293                 }
1294     }
1295     $message = $compose_messages[$session];
1296     $type = strtolower($_FILES['attachfile']['type']);
1297     $name = $_FILES['attachfile']['name'];
1298     $message->initAttachment($type, $name, $full_localfilename);
1299     $compose_messages[$session] = $message;
1300     sqsession_register($compose_messages , 'compose_messages');
1301 }
1302
1303 function ClearAttachments($composeMessage) {
1304     if ($composeMessage->att_local_name) {
1305         $attached_file = $composeMessage->att_local_name;
1306         if (file_exists($attached_file)) {
1307             unlink($attached_file);
1308         }
1309     }
1310     for ($i=0, $entCount=count($composeMessage->entities);$i< $entCount; ++$i) {
1311         ClearAttachments($composeMessage->entities[$i]);
1312     }
1313 }
1314
1315 /* parse values like 8M and 2k into bytes */
1316 function getByteSize($ini_size) {
1317
1318     if(!$ini_size) {
1319         return FALSE;
1320     }
1321
1322     $ini_size = trim($ini_size);
1323
1324     // if there's some kind of letter at the end of the string we need to multiply.
1325     if(!is_numeric(substr($ini_size, -1))) {
1326
1327         switch(strtoupper(substr($ini_size, -1))) {
1328             case 'G':
1329                $bytesize = 1073741824;
1330                break;
1331             case 'M':
1332                $bytesize = 1048576;
1333                break;
1334             case 'K':
1335                $bytesize = 1024;
1336                break;
1337         }
1338
1339         return ($bytesize * (int)substr($ini_size, 0, -1));
1340     }
1341
1342     return $ini_size;
1343 }
1344
1345
1346 /* temporary function to make use of the deliver class.
1347    In the future the responsable backend should be automaticly loaded
1348    and conf.pl should show a list of available backends.
1349    The message also should be constructed by the message class.
1350 */
1351
1352 function deliverMessage($composeMessage, $draft=false) {
1353     global $send_to, $send_to_cc, $send_to_bcc, $mailprio, $subject, $body,
1354            $username, $popuser, $usernamedata, $identity, $idents, $data_dir,
1355            $request_mdn, $request_dr, $default_charset, $color, $useSendmail,
1356            $domain, $action, $default_move_to_sent, $move_to_sent;
1357     global $imapServerAddress, $imapPort, $sent_folder, $key;
1358
1359     /* some browsers replace <space> by nonbreaking spaces &nbsp;
1360        by replacing them back to spaces addressparsing works */
1361     /* FIXME: How to handle in case of other charsets where "\240"
1362        is not a non breaking space ??? */
1363     /* THEFIX: browsers don't replace space with nbsp. SM replaces
1364        space with nbsp when decodes headers. If problem still happens,
1365        use cleanup_nbsp() */
1366
1367 //    $send_to = str_replace("\240",' ',$send_to);
1368 //    $send_to_cc = str_replace("\240",' ',$send_to_cc);
1369 //    $send_to_bcc = str_replace("\240",' ',$send_to_bcc);
1370
1371     $rfc822_header = $composeMessage->rfc822_header;
1372
1373     $abook = addressbook_init(false, true);
1374     $rfc822_header->to = $rfc822_header->parseAddress($send_to,true, array(), '', $domain, array(&$abook,'lookup'));
1375     $rfc822_header->cc = $rfc822_header->parseAddress($send_to_cc,true,array(), '',$domain, array(&$abook,'lookup'));
1376     $rfc822_header->bcc = $rfc822_header->parseAddress($send_to_bcc,true, array(), '',$domain, array(&$abook,'lookup'));
1377     $rfc822_header->priority = $mailprio;
1378     $rfc822_header->subject = $subject;
1379     $special_encoding='';
1380     if (strtolower($default_charset) == 'iso-2022-jp') {
1381         if (mb_detect_encoding($body) == 'ASCII') {
1382             $special_encoding = '8bit';
1383         } else {
1384             $body = mb_convert_encoding($body, 'JIS');
1385             $special_encoding = '7bit';
1386         }
1387     }
1388     $composeMessage->setBody($body);
1389
1390     if (ereg("^([^@%/]+)[@%/](.+)$", $username, $usernamedata)) {
1391        $popuser = $usernamedata[1];
1392        $domain  = $usernamedata[2];
1393        unset($usernamedata);
1394     } else {
1395        $popuser = $username;
1396     }
1397     $reply_to = '';
1398     $from_mail = $idents[$identity]['email_address'];
1399     $full_name = $idents[$identity]['full_name'];
1400     $reply_to  = $idents[$identity]['reply_to'];
1401     if (!$from_mail) {
1402        $from_mail = "$popuser@$domain";
1403     }
1404     $rfc822_header->from = $rfc822_header->parseAddress($from_mail,true);
1405     if ($full_name) {
1406         $from = $rfc822_header->from[0];
1407         if (!$from->host) $from->host = $domain;
1408         $full_name_encoded = encodeHeader($full_name);
1409         if ($full_name_encoded != $full_name) {
1410             $from_addr = $full_name_encoded .' <'.$from->mailbox.'@'.$from->host.'>';
1411         } else {
1412             $from_addr = '"'.$full_name .'" <'.$from->mailbox.'@'.$from->host.'>';
1413         }
1414         $rfc822_header->from = $rfc822_header->parseAddress($from_addr,true);
1415     }
1416     if ($reply_to) {
1417        $rfc822_header->reply_to = $rfc822_header->parseAddress($reply_to,true);
1418     }
1419     /* Receipt: On Read */
1420     if (isset($request_mdn) && $request_mdn) {
1421        $rfc822_header->dnt = $rfc822_header->parseAddress($from_mail,true);
1422     }
1423     /* Receipt: On Delivery */
1424     if (isset($request_dr) && $request_dr) {
1425        $rfc822_header->more_headers['Return-Receipt-To'] = $from_mail;
1426     }
1427     /* multipart messages */
1428     if (count($composeMessage->entities)) {
1429         $message_body = new Message();
1430         $message_body->body_part = $composeMessage->body_part;
1431         $composeMessage->body_part = '';
1432         $mime_header = new MessageHeader;
1433         $mime_header->type0 = 'text';
1434         $mime_header->type1 = 'plain';
1435         if ($special_encoding) {
1436             $mime_header->encoding = $special_encoding;
1437         } else {
1438             $mime_header->encoding = '8bit';
1439         }
1440         if ($default_charset) {
1441             $mime_header->parameters['charset'] = $default_charset;
1442         }
1443         $message_body->mime_header = $mime_header;
1444         array_unshift($composeMessage->entities, $message_body);
1445         $content_type = new ContentType('multipart/mixed');
1446     } else {
1447         $content_type = new ContentType('text/plain');
1448         if ($special_encoding) {
1449             $rfc822_header->encoding = $special_encoding;
1450         } else {
1451             $rfc822_header->encoding = '8bit';
1452         }
1453         if ($default_charset) {
1454             $content_type->properties['charset']=$default_charset;
1455     }
1456     }
1457
1458     $rfc822_header->content_type = $content_type;
1459     $composeMessage->rfc822_header = $rfc822_header;
1460
1461     /* Here you can modify the message structure just before we hand
1462        it over to deliver */
1463     $hookReturn = do_hook('compose_send', $composeMessage);
1464     /* Get any changes made by plugins to $composeMessage. */
1465     if ( is_object($hookReturn[1]) ) {
1466         $composeMessage = $hookReturn[1];
1467     }
1468
1469     if (!$useSendmail && !$draft) {
1470         require_once(SM_PATH . 'class/deliver/Deliver_SMTP.class.php');
1471         $deliver = new Deliver_SMTP();
1472         global $smtpServerAddress, $smtpPort, $pop_before_smtp, $smtp_auth_mech;
1473
1474         $authPop = (isset($pop_before_smtp) && $pop_before_smtp) ? true : false;
1475         get_smtp_user($user, $pass);
1476         $stream = $deliver->initStream($composeMessage,$domain,0,
1477                           $smtpServerAddress, $smtpPort, $user, $pass, $authPop);
1478     } elseif (!$draft) {
1479        require_once(SM_PATH . 'class/deliver/Deliver_SendMail.class.php');
1480        global $sendmail_path;
1481        $deliver = new Deliver_SendMail();
1482        $stream = $deliver->initStream($composeMessage,$sendmail_path);
1483     } elseif ($draft) {
1484        global $draft_folder;
1485        require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1486        $imap_stream = sqimap_login($username, $key, $imapServerAddress,
1487                       $imapPort, 0);
1488        if (sqimap_mailbox_exists ($imap_stream, $draft_folder)) {
1489            require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1490            $imap_deliver = new Deliver_IMAP();
1491            $length = $imap_deliver->mail($composeMessage);
1492            sqimap_append ($imap_stream, $draft_folder, $length);
1493            $imap_deliver->mail($composeMessage, $imap_stream);
1494                sqimap_append_done ($imap_stream, $draft_folder);
1495            sqimap_logout($imap_stream);
1496            unset ($imap_deliver);
1497            return $length;
1498         } else {
1499            $msg  = '<br />'.sprintf(_("Error: Draft folder %s does not exist."), $draft_folder);
1500            plain_error_message($msg, $color);
1501            return false;
1502         }
1503     }
1504     $succes = false;
1505     if ($stream) {
1506         $length = $deliver->mail($composeMessage, $stream);
1507         $succes = $deliver->finalizeStream($stream);
1508     }
1509     if (!$succes) {
1510         $msg  = $deliver->dlv_msg . '<br />' .
1511                 _("Server replied: ") . $deliver->dlv_ret_nr . ' '.
1512                 $deliver->dlv_server_msg;
1513         plain_error_message($msg, $color);
1514     } else {
1515         unset ($deliver);
1516         $move_to_sent = getPref($data_dir,$username,'move_to_sent');
1517         $imap_stream = sqimap_login($username, $key, $imapServerAddress, $imapPort, 0);
1518
1519         /* Move to sent code */
1520         if (isset($default_move_to_sent) && ($default_move_to_sent != 0)) {
1521             $svr_allow_sent = true;
1522         } else {
1523             $svr_allow_sent = false;
1524         }
1525
1526         if (isset($sent_folder) && (($sent_folder != '') || ($sent_folder != 'none'))
1527            && sqimap_mailbox_exists( $imap_stream, $sent_folder)) {
1528             $fld_sent = true;
1529         } else {
1530             $fld_sent = false;
1531         }
1532
1533         if ((isset($move_to_sent) && ($move_to_sent != 0)) || (!isset($move_to_sent))) {
1534             $lcl_allow_sent = true;
1535         } else {
1536             $lcl_allow_sent = false;
1537         }
1538
1539         if (($fld_sent && $svr_allow_sent && !$lcl_allow_sent) || ($fld_sent && $lcl_allow_sent)) {
1540             global $passed_id, $mailbox, $action;
1541             if ($action == 'reply' || $action == 'reply_all') {
1542                 $save_reply_with_orig=getPref($data_dir,$username,'save_reply_with_orig');
1543                 if ($save_reply_with_orig) {
1544                     $sent_folder = $mailbox;
1545                 }
1546             }
1547             sqimap_append ($imap_stream, $sent_folder, $length);
1548             require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1549             $imap_deliver = new Deliver_IMAP();
1550             $imap_deliver->mail($composeMessage, $imap_stream);
1551             sqimap_append_done ($imap_stream, $sent_folder);
1552             unset ($imap_deliver);
1553         }
1554         global $passed_id, $mailbox, $action;
1555         ClearAttachments($composeMessage);
1556         if ($action == 'reply' || $action == 'reply_all') {
1557             sqimap_mailbox_select ($imap_stream, $mailbox);
1558             sqimap_messages_flag ($imap_stream, $passed_id, $passed_id, 'Answered', false);
1559         }
1560             sqimap_logout($imap_stream);
1561     }
1562     return $succes;
1563 }
1564
1565 ?>