src/compose.php

   1 <?php
   2
   3 /**
   4  * compose.php
   5  *
   6  * This code sends a mail.
   7  *
   8  * There are 4 modes of operation:
   9  *    - Start new mail
  10  *    - Add an attachment
  11  *    - Send mail
  12  *    - Save As Draft
  13  *
  14  * @copyright &copy; 1999-2005 The SquirrelMail Project Team
  15  * @license http://opensource.org/licenses/gpl-license.php GNU Public License
  16  * @version $Id$
  17  * @package squirrelmail
  18  */
  19
  20 /**
  21  * Path for SquirrelMail required files.
  22  * @ignore
  23  */
  24 define('SM_PATH','../');
  25
  26 /* SquirrelMail required files. */
  27 require_once(SM_PATH . 'include/validate.php');
  28 require_once(SM_PATH . 'functions/global.php');
  29 require_once(SM_PATH . 'functions/imap.php');
  30 require_once(SM_PATH . 'functions/date.php');
  31 require_once(SM_PATH . 'functions/mime.php');
  32 require_once(SM_PATH . 'functions/plugin.php');
  33 require_once(SM_PATH . 'functions/display_messages.php');
  34 require_once(SM_PATH . 'class/deliver/Deliver.class.php');
  35 require_once(SM_PATH . 'functions/addressbook.php');
  36 require_once(SM_PATH . 'functions/forms.php');
  37 require_once(SM_PATH . 'functions/identity.php');
  38
  39 /* --------------------- Get globals ------------------------------------- */
  40 /** COOKIE VARS */
  41 sqgetGlobalVar('key',       $key,           SQ_COOKIE);
  42
  43 /** SESSION VARS */
  44 sqgetGlobalVar('username',  $username,      SQ_SESSION);
  45 sqgetGlobalVar('onetimepad',$onetimepad,    SQ_SESSION);
  46 sqgetGlobalVar('base_uri',  $base_uri,      SQ_SESSION);
  47 sqgetGlobalVar('delimiter', $delimiter,     SQ_SESSION);
  48
  49 sqgetGlobalVar('composesession',    $composesession,    SQ_SESSION);
  50 sqgetGlobalVar('compose_messages',  $compose_messages,  SQ_SESSION);
  51
  52 /** SESSION/POST/GET VARS */
  53 sqgetGlobalVar('session',$session);
  54 sqgetGlobalVar('mailbox',$mailbox);
  55 if(!sqgetGlobalVar('identity',$identity)) {
  56     $identity=0;
  57 }
  58 sqgetGlobalVar('send_to',$send_to);
  59 sqgetGlobalVar('send_to_cc',$send_to_cc);
  60 sqgetGlobalVar('send_to_bcc',$send_to_bcc);
  61 sqgetGlobalVar('subject',$subject);
  62 sqgetGlobalVar('body',$body);
  63 sqgetGlobalVar('mailprio',$mailprio);
  64 sqgetGlobalVar('request_mdn',$request_mdn);
  65 sqgetGlobalVar('request_dr',$request_dr);
  66 sqgetGlobalVar('html_addr_search',$html_addr_search);
  67 sqgetGlobalVar('mail_sent',$mail_sent);
  68 sqgetGlobalVar('passed_id',$passed_id);
  69 sqgetGlobalVar('passed_ent_id',$passed_ent_id);
  70 sqgetGlobalVar('send',$send);
  71
  72 sqgetGlobalVar('attach',$attach);
  73
  74 sqgetGlobalVar('draft',$draft);
  75 sqgetGlobalVar('draft_id',$draft_id);
  76 sqgetGlobalVar('ent_num',$ent_num);
  77 sqgetGlobalVar('saved_draft',$saved_draft);
  78 sqgetGlobalVar('delete_draft',$delete_draft);
  79 if ( sqgetGlobalVar('startMessage',$startMessage) ) {
  80     $startMessage = (int)$startMessage;
  81 } else {
  82     $startMessage = 1;
  83 }
  84
  85
  86 /** POST VARS */
  87 sqgetGlobalVar('sigappend',             $sigappend,             SQ_POST);
  88 sqgetGlobalVar('from_htmladdr_search',  $from_htmladdr_search,  SQ_POST);
  89 sqgetGlobalVar('addr_search_done',      $html_addr_search_done, SQ_POST);
  90 sqgetGlobalVar('send_to_search',        $send_to_search,        SQ_POST);
  91 sqgetGlobalVar('do_delete',             $do_delete,             SQ_POST);
  92 sqgetGlobalVar('delete',                $delete,                SQ_POST);
  93 sqgetGlobalVar('restoremessages',       $restoremessages,       SQ_POST);
  94 if ( sqgetGlobalVar('return', $temp, SQ_POST) ) {
  95     $html_addr_search_done = 'Use Addresses';
  96 }
  97
  98 /** GET VARS */
  99 sqgetGlobalVar('attachedmessages', $attachedmessages, SQ_GET);
 100 if ( sqgetGlobalVar('account', $temp,  SQ_GET) ) {
 101     $iAccount = (int) $temp;
 102 } else {
 103     $iAccount = 0;
 104 }
 105
 106
 107 /** get smaction */
 108 if ( !sqgetGlobalVar('smaction',$action) )
 109 {
 110     if ( sqgetGlobalVar('smaction_reply',$tmp) )      $action = 'reply';
 111     if ( sqgetGlobalVar('smaction_reply_all',$tmp) )  $action = 'reply_all';
 112     if ( sqgetGlobalVar('smaction_forward',$tmp) )    $action = 'forward';
 113     if ( sqgetGlobalVar('smaction_attache',$tmp) )    $action = 'forward_as_attachment';
 114     if ( sqgetGlobalVar('smaction_draft',$tmp) )      $action = 'draft';
 115     if ( sqgetGlobalVar('smaction_edit_new',$tmp) )   $action = 'edit_as_new';
 116 }
 117
 118 /* Location (For HTTP 1.1 Header("Location: ...") redirects) */
 119 $location = get_location();
 120 /* Identities (fetch only once) */
 121 $idents = get_identities();
 122
 123 /* --------------------- Specific Functions ------------------------------ */
 124
 125 function replyAllString($header) {
 126     global $include_self_reply_all, $idents;
 127     $excl_ar = array();
 128     /**
 129      * 1) Remove the addresses we'll be sending the message 'to'
 130      */
 131     if (isset($header->replyto)) {
 132         $excl_ar = $header->getAddr_a('replyto');
 133     }
 134     /**
 135      * 2) Remove our identities from the CC list (they still can be in the
 136      * TO list) only if $include_self_reply_all is turned off
 137      */
 138     if (!$include_self_reply_all) {
 139         foreach($idents as $id) {
 140             $excl_ar[strtolower(trim($id['email_address']))] = '';
 141         }
 142     }
 143
 144     /**
 145      * 3) get the addresses.
 146      */
 147     $url_replytoall_ar = $header->getAddr_a(array('to','cc'), $excl_ar);
 148
 149     /**
 150      * 4) generate the string.
 151      */
 152     $url_replytoallcc = '';
 153     foreach( $url_replytoall_ar as $email => $personal) {
 154         if ($personal) {
 155             // if personal name contains address separator then surround
 156             // the personal name with double quotes.
 157             if (strpos($personal,',') !== false) {
 158                 $personal = '"'.$personal.'"';
 159             }
 160             $url_replytoallcc .= ", $personal <$email>";
 161         } else {
 162             $url_replytoallcc .= ', '. $email;
 163         }
 164     }
 165     $url_replytoallcc = substr($url_replytoallcc,2);
 166
 167     return $url_replytoallcc;
 168 }
 169
 170 /**
 171  * creates top line in reply citations
 172  *
 173  * Line style depends on user preferences.
 174  * $orig_date argument is available only from 1.4.3 and 1.5.1 version.
 175  * @param object $orig_from From: header object.
 176  * @param integer $orig_date email's timestamp
 177  * @return string reply citation
 178  */
 179 function getReplyCitation($orig_from, $orig_date) {
 180     global $reply_citation_style, $reply_citation_start, $reply_citation_end;
 181
 182     if (!is_object($orig_from)) {
 183         $sOrig_from = '';
 184     } else {
 185         $sOrig_from = decodeHeader($orig_from->getAddress(false),false,false,true);
 186     }
 187
 188 //    $from = decodeHeader($orig_header->getAddr_s('from',"\n$indent"),false,false);
 189
 190     /* First, return an empty string when no citation style selected. */
 191     if (($reply_citation_style == '') || ($reply_citation_style == 'none')) {
 192         return '';
 193     }
 194
 195     /* Make sure our final value isn't an empty string. */
 196     if ($sOrig_from == '') {
 197         return '';
 198     }
 199
 200     /* Otherwise, try to select the desired citation style. */
 201     switch ($reply_citation_style) {
 202     case 'author_said':
 203         /**
 204          * To translators: %s is for author's name
 205          */
 206         $full_reply_citation = sprintf(_("%s wrote:"),$sOrig_from);
 207         break;
 208     case 'quote_who':
 209         // FIXME: do we have to translate xml formating?
 210         $start = '<' . _("quote") . ' ' . _("who") . '="';
 211         $end   = '">';
 212         $full_reply_citation = $start . $sOrig_from . $end;
 213         break;
 214     case 'date_time_author':
 215         /**
 216          * To translators:
 217          *  first %s is for date string, second %s is for author's name. Date uses
 218          *  formating from "D, F j, Y g:i a" and "D, F j, Y H:i" translations.
 219          * Example string:
 220          *  "On Sat, December 24, 2004 23:59, Santa wrote:"
 221          * If you have to put author's name in front of date string, check comments about
 222          * argument swapping at http://www.php.net/sprintf
 223          */
 224         $full_reply_citation = sprintf(_("On %s, %s wrote:"), getLongDateString($orig_date), $sOrig_from);
 225         break;
 226     case 'user-defined':
 227         $start = $reply_citation_start .
 228             ($reply_citation_start == '' ? '' : ' ');
 229         $end   = $reply_citation_end;
 230         $full_reply_citation = $start . $sOrig_from . $end;
 231         break;
 232     default:
 233         return '';
 234     }
 235
 236     /* Add line feed and return the citation string. */
 237     return ($full_reply_citation . "\n");
 238 }
 239
 240 /**
 241  * Creates header fields in forwarded email body
 242  *
 243  * $default_charset global must be set correctly before you call this function.
 244  * @param object $orig_header
 245  * @return $string
 246  */
 247 function getforwardHeader($orig_header) {
 248     global $editor_size, $default_charset;
 249
 250     // using own strlen function in order to detect correct string length
 251     $display = array( _("Subject") => sq_strlen(_("Subject"),$default_charset),
 252             _("From")    => sq_strlen(_("From"),$default_charset),
 253             _("Date")    => sq_strlen(_("Date"),$default_charset),
 254             _("To")      => sq_strlen(_("To"),$default_charset),
 255             _("Cc")      => sq_strlen(_("Cc"),$default_charset) );
 256     $maxsize = max($display);
 257     $indent = str_pad('',$maxsize+2);
 258     foreach($display as $key => $val) {
 259         $display[$key] = $key .': '. str_pad('', $maxsize - $val);
 260     }
 261     $from = decodeHeader($orig_header->getAddr_s('from',"\n$indent"),false,false,true);
 262     $from = str_replace('&nbsp;',' ',$from);
 263     $to = decodeHeader($orig_header->getAddr_s('to',"\n$indent"),false,false,true);
 264     $to = str_replace('&nbsp;',' ',$to);
 265     $subject = decodeHeader($orig_header->subject,false,false,true);
 266     $subject = str_replace('&nbsp;',' ',$subject);
 267
 268     // using own str_pad function in order to create correct string pad
 269     $bodyTop =  sq_str_pad(' '._("Original Message").' ',$editor_size -2,'-',STR_PAD_BOTH,$default_charset) .
 270         "\n". $display[_("Subject")] . $subject . "\n" .
 271         $display[_("From")] . $from . "\n" .
 272         $display[_("Date")] . getLongDateString( $orig_header->date ). "\n" .
 273         $display[_("To")] . $to . "\n";
 274     if ($orig_header->cc != array() && $orig_header->cc !='') {
 275         $cc = decodeHeader($orig_header->getAddr_s('cc',"\n$indent"),false,false,true);
 276         $cc = str_replace('&nbsp;',' ',$cc);
 277         $bodyTop .= $display[_("Cc")] .$cc . "\n";
 278     }
 279     $bodyTop .= str_pad('', $editor_size -2 , '-') .
 280         "\n\n";
 281     return $bodyTop;
 282 }
 283 /* ----------------------------------------------------------------------- */
 284
 285 /*
 286  * If the session is expired during a post this restores the compose session
 287  * vars.
 288  */
 289 if (sqsession_is_registered('session_expired_post')) {
 290     sqgetGlobalVar('session_expired_post', $session_expired_post, SQ_SESSION);
 291     /*
 292      * extra check for username so we don't display previous post data from
 293      * another user during this session.
 294      */
 295     if ($session_expired_post['username'] != $username) {
 296         unset($session_expired_post);
 297         sqsession_unregister('session_expired_post');
 298         session_write_close();
 299     } else {
 300         foreach ($session_expired_post as $postvar => $val) {
 301             if (isset($val)) {
 302                 $$postvar = $val;
 303             } else {
 304                 $$postvar = '';
 305             }
 306         }
 307         $compose_messages = unserialize(urldecode($restoremessages));
 308         sqsession_register($compose_messages,'compose_messages');
 309         sqsession_register($composesession,'composesession');
 310         if (isset($send)) {
 311             unset($send);
 312         }
 313         $session_expired = true;
 314     }
 315     unset($session_expired_post);
 316     sqsession_unregister('session_expired_post');
 317     session_write_close();
 318     if (!isset($mailbox)) {
 319         $mailbox = '';
 320     }
 321     if ($compose_new_win == '1') {
 322         compose_Header($color, $mailbox);
 323     } else {
 324         $sHeaderJs = (isset($sHeaderJs)) ? $sHeaderJs : '';
 325         if (strpos($action, 'reply') !== false && $reply_focus) {
 326             $sBodyTagJs = 'onload="checkForm(\''.$replyfocus.'\');"';
 327         } else {
 328             $sBodyTagJs = 'onload="checkForm();"';
 329         }
 330         displayPageHeader($color, $mailbox,$sHeaderJs,$sBodyTagJs);
 331     }
 332     showInputForm($session, false);
 333     exit();
 334 }
 335 if (!isset($composesession)) {
 336     $composesession = 0;
 337     sqsession_register(0,'composesession');
 338 }
 339
 340 if (!isset($session) || (isset($newmessage) && $newmessage)) {
 341     sqsession_unregister('composesession');
 342     $session = "$composesession" +1;
 343     $composesession = $session;
 344     sqsession_register($composesession,'composesession');
 345 }
 346 if (!isset($compose_messages)) {
 347     $compose_messages = array();
 348 }
 349
 350 if (!isset($compose_messages[$session]) || ($compose_messages[$session] == NULL)) {
 351     /* if (!array_key_exists($session, $compose_messages)) {  /* We can only do this in PHP >= 4.1 */
 352     $composeMessage = new Message();
 353     $rfc822_header = new Rfc822Header();
 354     $composeMessage->rfc822_header = $rfc822_header;
 355     $composeMessage->reply_rfc822_header = '';
 356     $compose_messages[$session] = $composeMessage;
 357
 358     sqsession_register($compose_messages,'compose_messages');
 359 } else {
 360     $composeMessage=$compose_messages[$session];
 361 }
 362
 363 if (!isset($mailbox) || $mailbox == '' || ($mailbox == 'None')) {
 364     $mailbox = 'INBOX';
 365 }
 366
 367 if ($draft) {
 368     /*
 369      * Set $default_charset to correspond with the user's selection
 370      * of language interface.
 371      */
 372     set_my_charset();
 373     $composeMessage=$compose_messages[$session];
 374     if (! deliverMessage($composeMessage, true)) {
 375         showInputForm($session);
 376         exit();
 377     } else {
 378         unset($compose_messages[$session]);
 379         $draft_message = _("Draft Email Saved");
 380         /* If this is a resumed draft, then delete the original */
 381         if(isset($delete_draft)) {
 382             $imap_stream = sqimap_login($username, $key, $imapServerAddress, $imapPort, false);
 383             sqimap_mailbox_select($imap_stream, $draft_folder);
 384             // force bypass_trash=true because message should be saved when deliverMessage() returns true.
 385             // in current implementation of sqimap_msgs_list_flag() single message id can
 386             // be submitted as string. docs state that it should be array.
 387             sqimap_msgs_list_delete($imap_stream, $draft_folder, $delete_draft, true);
 388             if ($auto_expunge) {
 389                 sqimap_mailbox_expunge($imap_stream, $draft_folder, true);
 390             }
 391             sqimap_logout($imap_stream);
 392         }
 393         session_write_close();
 394         if ($compose_new_win == '1') {
 395             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 396                 Header("Location: $location/compose.php?saved_draft=yes&session=$composesession");
 397             } else {
 398                 echo '   <br><br><center><a href="' . $location
 399                     . '/compose.php?saved_sent=yes&amp;session=' . $composesession . '">'
 400                     . _("Return") . '</a></center>';
 401             }
 402             exit();
 403         } else {
 404             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 405                 Header("Location: $location/right_main.php?mailbox=" . urlencode($draft_folder) .
 406                    "&startMessage=1&note=".urlencode($draft_message));
 407             } else {
 408                 echo '   <br><br><center><a href="' . $location
 409                     . '/right_main.php?mailbox=' . urlencode($draft_folder)
 410                     . '&amp;startMessage=1&amp;note=' . urlencode($draft_message) .'">'
 411                     . _("Return") . '</a></center>';
 412             }
 413             exit();
 414         }
 415     }
 416 }
 417
 418 if ($send) {
 419     if (isset($_FILES['attachfile']) &&
 420             $_FILES['attachfile']['tmp_name'] &&
 421             $_FILES['attachfile']['tmp_name'] != 'none') {
 422         $AttachFailure = saveAttachedFiles($session);
 423     }
 424     if (checkInput(false) && !isset($AttachFailure)) {
 425         if ($mailbox == "All Folders") {
 426             /* We entered compose via the search results page */
 427             $mailbox="INBOX"; /* Send 'em to INBOX, that's safe enough */
 428         }
 429         $urlMailbox = urlencode (trim($mailbox));
 430         if (! isset($passed_id)) {
 431             $passed_id = 0;
 432         }
 433         /**
 434          * Set $default_charset to correspond with the user's selection
 435          * of language interface.
 436          */
 437         set_my_charset();
 438         /**
 439          * This is to change all newlines to \n
 440          * We'll change them to \r\n later (in the sendMessage function)
 441          */
 442         $body = str_replace("\r\n", "\n", $body);
 443         $body = str_replace("\r", "\n", $body);
 444
 445         /**
 446          * Rewrap $body so that no line is bigger than $editor_size
 447          */
 448         $body = explode("\n", $body);
 449         $newBody = '';
 450         foreach ($body as $line) {
 451             if( $line <> '-- ' ) {
 452                 $line = rtrim($line);
 453             }
 454             if (sq_strlen($line,$default_charset) <= $editor_size + 1) {
 455                 $newBody .= $line . "\n";
 456             } else {
 457                 sqWordWrap($line, $editor_size,$default_charset);
 458                 $newBody .= $line . "\n";
 459
 460             }
 461
 462         }
 463         $body = $newBody;
 464
 465         $composeMessage=$compose_messages[$session];
 466
 467         $Result = deliverMessage($composeMessage);
 468         do_hook('compose_send_after', $Result, $composeMessage);
 469         if (! $Result) {
 470             showInputForm($session);
 471             exit();
 472         }
 473         unset($compose_messages[$session]);
 474
 475         /* if it is resumed draft, delete draft message */
 476         if ( isset($delete_draft)) {
 477             $imap_stream = sqimap_login($username, $key, $imapServerAddress, $imapPort, false);
 478             sqimap_mailbox_select($imap_stream, $draft_folder);
 479             // bypass_trash=true because message should be saved when deliverMessage() returns true.
 480             // in current implementation of sqimap_msgs_list_flag() single message id can
 481             // be submitted as string. docs state that it should be array.
 482             sqimap_msgs_list_delete($imap_stream, $draft_folder, $delete_draft, true);
 483             if ($auto_expunge) {
 484                 sqimap_mailbox_expunge($imap_stream, $draft_folder, true);
 485             }
 486             sqimap_logout($imap_stream);
 487         }
 488         session_write_close();
 489         if ($compose_new_win == '1') {
 490             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 491                 Header("Location: $location/compose.php?mail_sent=yes");
 492             } else {
 493                 echo '   <br><br><center><a href="' . $location
 494                     . '/compose.php?mail_sent=yes">'
 495                     . _("Return") . '</a></center>';
 496             }
 497             exit();
 498         } else {
 499             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 500                 Header("Location: $location/right_main.php?mailbox=$urlMailbox".
 501                     "&startMessage=$startMessage&mail_sent=yes");
 502             } else {
 503                 echo '   <br><br><center><a href="' . $location
 504                     . "/right_main.php?mailbox=$urlMailbox"
 505                     . "&amp;startMessage=$startMessage&amp;mail_sent=yes\">"
 506                     . _("Return") . '</a></center>';
 507             }
 508             exit();
 509         }
 510     } else {
 511         if ($compose_new_win == '1') {
 512             compose_Header($color, $mailbox);
 513         }
 514         else {
 515             displayPageHeader($color, $mailbox);
 516         }
 517         if (isset($AttachFailure)) {
 518             plain_error_message(_("Could not move/copy file. File not attached"),
 519                     $color);
 520         }
 521         checkInput(true);
 522         showInputForm($session);
 523         /* sqimap_logout($imapConnection); */
 524     }
 525 } elseif (isset($html_addr_search_done)) {
 526     if ($compose_new_win == '1') {
 527         compose_Header($color, $mailbox);
 528     }
 529     else {
 530         displayPageHeader($color, $mailbox);
 531     }
 532
 533     if (isset($send_to_search) && is_array($send_to_search)) {
 534         foreach ($send_to_search as $k => $v) {
 535             if (substr($k, 0, 1) == 'T') {
 536                 if ($send_to) {
 537                     $send_to .= ', ';
 538                 }
 539                 $send_to .= $v;
 540             }
 541             elseif (substr($k, 0, 1) == 'C') {
 542                 if ($send_to_cc) {
 543                     $send_to_cc .= ', ';
 544                 }
 545                 $send_to_cc .= $v;
 546             }
 547             elseif (substr($k, 0, 1) == 'B') {
 548                 if ($send_to_bcc) {
 549                     $send_to_bcc .= ', ';
 550                 }
 551                 $send_to_bcc .= $v;
 552             }
 553         }
 554     }
 555     showInputForm($session);
 556 } elseif (isset($html_addr_search)) {
 557     if (isset($_FILES['attachfile']) &&
 558             $_FILES['attachfile']['tmp_name'] &&
 559             $_FILES['attachfile']['tmp_name'] != 'none') {
 560         if(saveAttachedFiles($session)) {
 561             plain_error_message(_("Could not move/copy file. File not attached"), $color);
 562         }
 563     }
 564     /*
 565      * I am using an include so as to elminiate an extra unnecessary
 566      * click.  If you can think of a better way, please implement it.
 567      */
 568     include_once('./addrbook_search_html.php');
 569 } elseif (isset($attach)) {
 570     if (saveAttachedFiles($session)) {
 571         plain_error_message(_("Could not move/copy file. File not attached"), $color);
 572     }
 573     if ($compose_new_win == '1') {
 574         compose_Header($color, $mailbox);
 575     } else {
 576         displayPageHeader($color, $mailbox);
 577     }
 578     showInputForm($session);
 579 }
 580 elseif (isset($sigappend)) {
 581     $signature = $idents[$identity]['signature'];
 582
 583     $body .= "\n\n".($prefix_sig==true? "-- \n":'').$signature;
 584     if ($compose_new_win == '1') {
 585         compose_Header($color, $mailbox);
 586     } else {
 587         displayPageHeader($color, $mailbox);
 588     }
 589     showInputForm($session);
 590 } elseif (isset($do_delete)) {
 591     if ($compose_new_win == '1') {
 592         compose_Header($color, $mailbox);
 593     } else {
 594         displayPageHeader($color, $mailbox);
 595     }
 596
 597     if (isset($delete) && is_array($delete)) {
 598         $composeMessage = $compose_messages[$session];
 599         foreach($delete as $index) {
 600             if (!empty($composeMessage->entities) && isset($composeMessage->entities[$index])) {
 601                 $composeMessage->entities[$index]->purgeAttachments();
 602                 unset ($composeMessage->entities[$index]);
 603             }
 604         }
 605         $new_entities = array();
 606         foreach ($composeMessage->entities as $entity) {
 607             $new_entities[] = $entity;
 608         }
 609         $composeMessage->entities = $new_entities;
 610         $compose_messages[$session] = $composeMessage;
 611         sqsession_register($compose_messages, 'compose_messages');
 612     }
 613     showInputForm($session);
 614 } else {
 615     /*
 616      * This handles the default case as well as the error case
 617      * (they had the same code) --> if (isset($smtpErrors))
 618      */
 619
 620     if ($compose_new_win == '1') {
 621         compose_Header($color, $mailbox);
 622     } else {
 623         displayPageHeader($color, $mailbox);
 624     }
 625
 626     $newmail = true;
 627
 628     if (!isset($passed_ent_id)) {
 629         $passed_ent_id = '';
 630     }
 631     if (!isset($passed_id)) {
 632         $passed_id = '';
 633     }
 634     if (!isset($mailbox)) {
 635         $mailbox = '';
 636     }
 637     if (!isset($action)) {
 638         $action = '';
 639     }
 640
 641     $values = newMail($mailbox,$passed_id,$passed_ent_id, $action, $session);
 642
 643     /* in case the origin is not read_body.php */
 644     if (isset($send_to)) {
 645         $values['send_to'] = $send_to;
 646     }
 647     if (isset($send_to_cc)) {
 648         $values['send_to_cc'] = $send_to_cc;
 649     }
 650     if (isset($send_to_bcc)) {
 651         $values['send_to_bcc'] = $send_to_bcc;
 652     }
 653     if (isset($subject)) {
 654         $values['subject'] = $subject;
 655     }
 656     showInputForm($session, $values);
 657 }
 658
 659 exit();
 660
 661 /**************** Only function definitions go below *************/
 662
 663 function getforwardSubject($subject)
 664 {
 665     if ((substr(strtolower($subject), 0, 4) != 'fwd:') &&
 666             (substr(strtolower($subject), 0, 5) != '[fwd:') &&
 667             (substr(strtolower($subject), 0, 6) != '[ fwd:')) {
 668         $subject = '[Fwd: ' . $subject . ']';
 669     }
 670     return $subject;
 671 }
 672
 673 /* This function is used when not sending or adding attachments */
 674 function newMail ($mailbox='', $passed_id='', $passed_ent_id='', $action='', $session='') {
 675     global $editor_size, $default_use_priority, $body, $idents,
 676         $use_signature, $data_dir, $username,
 677         $username, $key, $imapServerAddress, $imapPort, $compose_messages,
 678         $composeMessage, $body_quote;
 679     global $languages, $squirrelmail_language, $default_charset;
 680
 681     /*
 682      * Set $default_charset to correspond with the user's selection
 683      * of language interface. $default_charset global is not correct,
 684      * if message is composed in new window.
 685      */
 686     set_my_charset();
 687
 688     $send_to = $send_to_cc = $send_to_bcc = $subject = $identity = '';
 689     $mailprio = 3;
 690
 691     if ($passed_id) {
 692         $imapConnection = sqimap_login($username, $key, $imapServerAddress,
 693                 $imapPort, 0);
 694
 695         sqimap_mailbox_select($imapConnection, $mailbox);
 696         $message = sqimap_get_message($imapConnection, $passed_id, $mailbox);
 697
 698         $body = '';
 699         if ($passed_ent_id) {
 700             /* redefine the messsage in case of message/rfc822 */
 701             $message = $message->getEntity($passed_ent_id);
 702             /* message is an entity which contains the envelope and type0=message
 703              * and type1=rfc822. The actual entities are childs from
 704              * $message->entities[0]. That's where the encoding and is located
 705              */
 706
 707             $entities = $message->entities[0]->findDisplayEntity
 708                 (array(), $alt_order = array('text/plain'));
 709             if (!count($entities)) {
 710                 $entities = $message->entities[0]->findDisplayEntity
 711                     (array(), $alt_order = array('text/plain','html/plain'));
 712             }
 713             $orig_header = $message->rfc822_header; /* here is the envelope located */
 714             /* redefine the message for picking up the attachments */
 715             $message = $message->entities[0];
 716
 717         } else {
 718             $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain'));
 719             if (!count($entities)) {
 720                 $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain','html/plain'));
 721             }
 722             $orig_header = $message->rfc822_header;
 723         }
 724
 725         $type0 = $message->type0;
 726         $type1 = $message->type1;
 727         foreach ($entities as $ent) {
 728             $msg = $message->getEntity($ent);
 729             $type0 = $msg->type0;
 730             $type1 = $msg->type1;
 731             $unencoded_bodypart = mime_fetch_body($imapConnection, $passed_id, $ent);
 732             $body_part_entity = $message->getEntity($ent);
 733             $bodypart = decodeBody($unencoded_bodypart,
 734                     $body_part_entity->header->encoding);
 735             if ($type1 == 'html') {
 736                 $bodypart = str_replace("\n", ' ', $bodypart);
 737                 $bodypart = preg_replace(array('/<\/?p>/i','/<div><\/div>/i','/<br\s*(\/)*>/i','/<\/?div>/i'), "\n", $bodypart);
 738                 $bodypart = str_replace(array('&nbsp;','&gt;','&lt;'),array(' ','>','<'),$bodypart);
 739                 $bodypart = strip_tags($bodypart);
 740             }
 741             if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
 742                     function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode')) {
 743                 if (mb_detect_encoding($bodypart) != 'ASCII') {
 744                     $bodypart = call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode', $bodypart);
 745                 }
 746             }
 747
 748             // charset encoding in compose form stuff
 749             if (isset($body_part_entity->header->parameters['charset'])) {
 750                 $actual = $body_part_entity->header->parameters['charset'];
 751             } else {
 752                 $actual = 'us-ascii';
 753             }
 754
 755             if ( $actual && is_conversion_safe($actual) && $actual != $default_charset){
 756                 $bodypart = charset_convert($actual,$bodypart,$default_charset,false);
 757             }
 758             // end of charset encoding in compose
 759
 760             $body .= $bodypart;
 761         }
 762         if ($default_use_priority) {
 763             $mailprio = substr($orig_header->priority,0,1);
 764             if (!$mailprio) {
 765                 $mailprio = 3;
 766             }
 767         } else {
 768             $mailprio = '';
 769         }
 770
 771         $identity = '';
 772         $from_o = $orig_header->from;
 773         if (is_array($from_o)) {
 774             if (isset($from_o[0])) {
 775                 $from_o = $from_o[0];
 776             }
 777         }
 778         if (is_object($from_o)) {
 779             $orig_from = $from_o->getAddress();
 780         } else {
 781             $orig_from = '';
 782         }
 783
 784         $identities = array();
 785         if (count($idents) > 1) {
 786             foreach($idents as $nr=>$data) {
 787                 $enc_from_name = '"'.$data['full_name'].'" <'. $data['email_address'].'>';
 788                 if($enc_from_name == $orig_from) {
 789                     $identity = $nr;
 790                     break;
 791                 }
 792                 $identities[] = $enc_from_name;
 793             }
 794
 795             $identity_match = $orig_header->findAddress($identities);
 796             if ($identity_match) {
 797                 $identity = $identity_match;
 798             }
 799         }
 800
 801         switch ($action) {
 802             case ('draft'):
 803                 $use_signature = FALSE;
 804                 $composeMessage->rfc822_header = $orig_header;
 805                 $send_to = decodeHeader($orig_header->getAddr_s('to'),false,false,true);
 806                 $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,false,true);
 807                 $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,false,true);
 808                 $send_from = $orig_header->getAddr_s('from');
 809                 $send_from_parts = new AddressStructure();
 810                 $send_from_parts = $orig_header->parseAddress($send_from);
 811                 $send_from_add = $send_from_parts->mailbox . '@' . $send_from_parts->host;
 812                 $identities = get_identities();
 813                 if (count($identities) > 0) {
 814                     foreach($identities as $iddata) {
 815                         if ($send_from_add == $iddata['email_address']) {
 816                             $identity = $iddata['index'];
 817                             break;
 818                         }
 819                     }
 820                 }
 821                 $subject = decodeHeader($orig_header->subject,false,false,true);
 822                 /* remember the references and in-reply-to headers in case of an reply */
 823                 $composeMessage->rfc822_header->more_headers['References'] = $orig_header->references;
 824                 $composeMessage->rfc822_header->more_headers['In-Reply-To'] = $orig_header->in_reply_to;
 825                 // rewrap the body to clean up quotations and line lengths
 826                 sqBodyWrap($body, $editor_size);
 827                 $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 828                 break;
 829             case ('edit_as_new'):
 830                 $send_to = decodeHeader($orig_header->getAddr_s('to'),false,false,true);
 831                 $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,false,true);
 832                 $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,false,true);
 833                 $subject = decodeHeader($orig_header->subject,false,false,true);
 834                 $mailprio = $orig_header->priority;
 835                 $orig_from = '';
 836                 $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 837                 // rewrap the body to clean up quotations and line lengths
 838                 sqBodyWrap($body, $editor_size);
 839                 break;
 840             case ('forward'):
 841                 $send_to = '';
 842                 $subject = getforwardSubject(decodeHeader($orig_header->subject,false,false,true));
 843                 $body = getforwardHeader($orig_header) . $body;
 844                 // the logic for calling sqUnWordWrap here would be to allow the browser to wrap the lines
 845                 // forwarded message text should be as undisturbed as possible, so commenting out this call
 846                 // sqUnWordWrap($body);
 847                 $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 848
 849                 //add a blank line after the forward headers
 850                 $body = "\n" . $body;
 851                 break;
 852             case ('forward_as_attachment'):
 853                 $subject = getforwardSubject(decodeHeader($orig_header->subject,false,false,true));
 854                 $composeMessage = getMessage_RFC822_Attachment($message, $composeMessage, $passed_id, $passed_ent_id, $imapConnection);
 855                 $body = '';
 856                 break;
 857             case ('reply_all'):
 858                 if(isset($orig_header->mail_followup_to) && $orig_header->mail_followup_to) {
 859                     $send_to = $orig_header->getAddr_s('mail_followup_to');
 860                 } else {
 861                     $send_to_cc = replyAllString($orig_header);
 862                     $send_to_cc = decodeHeader($send_to_cc,false,false,true);
 863                 }
 864             case ('reply'):
 865                 // skip this if send_to was already set right above here
 866                 if(!$send_to) {
 867                     $send_to = $orig_header->reply_to;
 868                     if (is_array($send_to) && count($send_to)) {
 869                         $send_to = $orig_header->getAddr_s('reply_to');
 870                     } else if (is_object($send_to)) { /* unneccesarry, just for failsafe purpose */
 871                         $send_to = $orig_header->getAddr_s('reply_to');
 872                     } else {
 873                         $send_to = $orig_header->getAddr_s('from');
 874                     }
 875                 }
 876                 $send_to = decodeHeader($send_to,false,false,true);
 877                 $subject = decodeHeader($orig_header->subject,false,false,true);
 878                 $subject = str_replace('"', "'", $subject);
 879                 $subject = trim($subject);
 880                 if (substr(strtolower($subject), 0, 3) != 're:') {
 881                     $subject = 'Re: ' . $subject;
 882                 }
 883                 /* this corrects some wrapping/quoting problems on replies */
 884                 $rewrap_body = explode("\n", $body);
 885                 $from =  (is_array($orig_header->from)) ? $orig_header->from[0] : $orig_header->from;
 886                 $body = '';
 887                 $strip_sigs = getPref($data_dir, $username, 'strip_sigs');
 888                 foreach ($rewrap_body as $line) {
 889                     if ($strip_sigs && substr($line,0,3) == '-- ') {
 890                         break;
 891                     }
 892                     if (preg_match("/^(>+)/", $line, $matches)) {
 893                         $gt = $matches[1];
 894                         $body .= $body_quote . str_replace("\n", "\n$body_quote$gt ", rtrim($line)) ."\n";
 895                     } else {
 896                         $body .= $body_quote . (!empty($body_quote) ? ' ' : '') . str_replace("\n", "\n$body_quote" . (!empty($body_quote) ? ' ' : ''), rtrim($line)) . "\n";
 897                     }
 898                 }
 899
 900                 //rewrap the body to clean up quotations and line lengths
 901                 $body = sqBodyWrap ($body, $editor_size);
 902
 903                 $body = getReplyCitation($from , $orig_header->date) . $body;
 904                 $composeMessage->reply_rfc822_header = $orig_header;
 905
 906                 break;
 907             default:
 908                 break;
 909         }
 910         $compose_messages[$session] = $composeMessage;
 911         sqsession_register($compose_messages, 'compose_messages');
 912         session_write_close();
 913         sqimap_logout($imapConnection);
 914     }
 915     $ret = array( 'send_to' => $send_to,
 916             'send_to_cc' => $send_to_cc,
 917             'send_to_bcc' => $send_to_bcc,
 918             'subject' => $subject,
 919             'mailprio' => $mailprio,
 920             'body' => $body,
 921             'identity' => $identity );
 922
 923     return ($ret);
 924 } /* function newMail() */
 925
 926 /**
 927  * downloads attachments from original message, stores them in attachment directory and adds
 928  * them to composed message.
 929  * @param object $message
 930  * @param object $composeMessage
 931  * @param integer $passed_id
 932  * @param mixed $entities
 933  * @param mixed $imapConnection
 934  * @return object
 935  */
 936 function getAttachments($message, &$composeMessage, $passed_id, $entities, $imapConnection) {
 937     global $attachment_dir, $username, $data_dir, $squirrelmail_language, $languages;
 938     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
 939     if (!count($message->entities) ||
 940             ($message->type0 == 'message' && $message->type1 == 'rfc822')) {
 941         if ( !in_array($message->entity_id, $entities) && $message->entity_id) {
 942             switch ($message->type0) {
 943                 case 'message':
 944                     if ($message->type1 == 'rfc822') {
 945                         $filename = $message->rfc822_header->subject;
 946                         if ($filename == "") {
 947                             $filename = "untitled-".$message->entity_id;
 948                         }
 949                         $filename .= '.msg';
 950                     } else {
 951                         $filename = $message->getFilename();
 952                     }
 953                     break;
 954                 default:
 955                     if (!$message->mime_header) { /* temporary hack */
 956                         $message->mime_header = $message->header;
 957                     }
 958                     $filename = $message->getFilename();
 959                     break;
 960             }
 961             $filename = str_replace('&#32;', ' ', decodeHeader($filename));
 962             if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
 963                     function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_encode')) {
 964                 $filename =  call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_encode', $filename);
 965             }
 966             $localfilename = GenerateRandomString(32, '', 7);
 967             $full_localfilename = "$hashed_attachment_dir/$localfilename";
 968             while (file_exists($full_localfilename)) {
 969                 $localfilename = GenerateRandomString(32, '', 7);
 970                 $full_localfilename = "$hashed_attachment_dir/$localfilename";
 971             }
 972             $message->att_local_name = $full_localfilename;
 973
 974             $composeMessage->initAttachment($message->type0.'/'.$message->type1,$filename,
 975                     $full_localfilename);
 976
 977             /* Write Attachment to file */
 978             $fp = fopen ("$hashed_attachment_dir/$localfilename", 'wb');
 979             mime_print_body_lines ($imapConnection, $passed_id, $message->entity_id, $message->header->encoding, $fp);
 980             fclose ($fp);
 981         }
 982     } else {
 983         for ($i=0, $entCount=count($message->entities); $i<$entCount;$i++) {
 984             $composeMessage=getAttachments($message->entities[$i], $composeMessage, $passed_id, $entities, $imapConnection);
 985         }
 986     }
 987     return $composeMessage;
 988 }
 989
 990 function getMessage_RFC822_Attachment($message, $composeMessage, $passed_id,
 991         $passed_ent_id='', $imapConnection) {
 992     global $attachment_dir, $username, $data_dir;
 993     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
 994     if (!$passed_ent_id) {
 995         $body_a = sqimap_run_command($imapConnection,
 996                 'FETCH '.$passed_id.' RFC822',
 997                 TRUE, $response, $readmessage,
 998                 TRUE);
 999     } else {
1000         $body_a = sqimap_run_command($imapConnection,
1001                 'FETCH '.$passed_id.' BODY['.$passed_ent_id.']',
1002                 TRUE, $response, $readmessage, TRUE);
1003         $message = $message->parent;
1004     }
1005     if ($response == 'OK') {
1006         $subject = encodeHeader($message->rfc822_header->subject);
1007         array_shift($body_a);
1008         array_pop($body_a);
1009         $body = implode('', $body_a) . "\r\n";
1010
1011         $localfilename = GenerateRandomString(32, 'FILE', 7);
1012         $full_localfilename = "$hashed_attachment_dir/$localfilename";
1013
1014         $fp = fopen($full_localfilename, 'w');
1015         fwrite ($fp, $body);
1016         fclose($fp);
1017         $composeMessage->initAttachment('message/rfc822',$subject.'.msg',
1018                 $full_localfilename);
1019     }
1020     return $composeMessage;
1021 }
1022
1023 function showInputForm ($session, $values=false) {
1024     global $send_to, $send_to_cc, $body, $startMessage, $action,
1025         $color, $use_signature, $signature, $prefix_sig,
1026         $editor_size, $editor_height, $subject, $newmail,
1027         $use_javascript_addr_book, $send_to_bcc, $passed_id, $mailbox,
1028         $from_htmladdr_search, $location_of_buttons, $attachment_dir,
1029         $username, $data_dir, $identity, $idents, $delete_draft,
1030         $mailprio, $compose_new_win, $saved_draft, $mail_sent, $sig_first,
1031         $username, $compose_messages, $composesession, $default_charset,
1032         $compose_onsubmit;
1033
1034     if (checkForJavascript()) {
1035         $onfocus = ' onfocus="alreadyFocused=true;"';
1036         $onfocus_array = array('onfocus' => 'alreadyFocused=true;');
1037     }
1038     else {
1039         $onfocus = '';
1040         $onfocus_array = array();
1041     }
1042
1043     $composeMessage = $compose_messages[$session];
1044     if ($values) {
1045         $send_to = $values['send_to'];
1046         $send_to_cc = $values['send_to_cc'];
1047         $send_to_bcc = $values['send_to_bcc'];
1048         $subject = $values['subject'];
1049         $mailprio = $values['mailprio'];
1050         $body = $values['body'];
1051         $identity = (int) $values['identity'];
1052     } else {
1053         $send_to = decodeHeader($send_to, true, false);
1054         $send_to_cc = decodeHeader($send_to_cc, true, false);
1055         $send_to_bcc = decodeHeader($send_to_bcc, true, false);
1056     }
1057
1058     if ($use_javascript_addr_book) {
1059         echo "\n". '<script language="JavaScript">'."\n<!--\n" .
1060             'function open_abook() { ' . "\n" .
1061             '  var nwin = window.open("addrbook_popup.php","abookpopup",' .
1062             '"width=670,height=300,resizable=yes,scrollbars=yes");' . "\n" .
1063             '  if((!nwin.opener) && (document.windows != null))' . "\n" .
1064             '    nwin.opener = document.windows;' . "\n" .
1065             "}\n" .
1066             "// -->\n</script>\n\n";
1067     }
1068
1069     echo "\n" . '<form name="compose" action="compose.php" method="post" ' .
1070         'enctype="multipart/form-data"';
1071
1072     $compose_onsubmit = array();
1073     do_hook('compose_form');
1074
1075     // Plugins that use compose_form hook can add an array entry
1076     // to the globally scoped $compose_onsubmit; we add them up
1077     // here and format the form tag's full onsubmit handler.
1078     // Each plugin should use "return false" if they need to
1079     // stop form submission but otherwise should NOT use "return
1080     // true" to give other plugins the chance to do what they need
1081     // to do; SquirrelMail itself will add the final "return true".
1082     // Onsubmit text is enclosed inside of double quotes, so plugins
1083     // need to quote accordingly.
1084     if (checkForJavascript()) {
1085         $onsubmit_text = ' onsubmit="';
1086         if (empty($compose_onsubmit))
1087             $compose_onsubmit = array();
1088         else if (!is_array($compose_onsubmit))
1089             $compose_onsubmit = array($compose_onsubmit);
1090
1091         foreach ($compose_onsubmit as $text) {
1092             $text = trim($text);
1093             if (substr($text, -1) != ';' && substr($text, -1) != '}')
1094                 $text .= '; ';
1095             $onsubmit_text .= $text;
1096         }
1097
1098         echo $onsubmit_text . ' return true;"';
1099     }
1100
1101
1102     echo ">\n";
1103
1104     echo addHidden('startMessage', $startMessage);
1105
1106     if ($action == 'draft') {
1107         echo addHidden('delete_draft', $passed_id);
1108     }
1109     if (isset($delete_draft)) {
1110         echo addHidden('delete_draft', $delete_draft);
1111     }
1112     if (isset($session)) {
1113         echo addHidden('session', $session);
1114     }
1115
1116     if (isset($passed_id)) {
1117         echo addHidden('passed_id', $passed_id);
1118     }
1119
1120     if ($saved_draft == 'yes') {
1121         echo '<br /><center><b>'. _("Draft Saved").'</center></b>';
1122     }
1123     if ($mail_sent == 'yes') {
1124         echo '<br /><center><b>'. _("Your Message has been sent.").'</center></b>';
1125     }
1126     if ($compose_new_win == '1') {
1127         echo '<table align="center" bgcolor="'.$color[0].'" width="100%" border="0">'."\n" .
1128             '   <tr><td></td>'.html_tag( 'td', '', 'right' ).
1129             '<input type="button" name="Close" onclick="return self.close()" value="'.
1130             _("Close").'" /></td></tr>'."\n";
1131     } else {
1132         echo '<table align="center" cellspacing="0" border="0">' . "\n";
1133     }
1134     if ($location_of_buttons == 'top') {
1135         showComposeButtonRow();
1136     }
1137
1138     /* display select list for identities */
1139     if (count($idents) > 1) {
1140         $ident_list = array();
1141         foreach($idents as $id => $data) {
1142             $ident_list[$id] =
1143                 $data['full_name'].' <'.$data['email_address'].'>';
1144         }
1145         echo '   <tr>' . "\n" .
1146             html_tag( 'td', '', 'right', $color[4], 'width="10%"' ) .
1147             _("From:") . '</td>' . "\n" .
1148             html_tag( 'td', '', 'left', $color[4], 'width="90%"' ) .
1149             '         '.
1150             addSelect('identity', $ident_list, $identity, TRUE);
1151
1152         echo '      </td>' . "\n" .
1153             '   </tr>' . "\n";
1154     }
1155
1156     echo '   <tr>' . "\n" .
1157         html_tag( 'td', '', 'right', $color[4], 'width="10%"' ) .
1158         _("To") . ':</td>' . "\n" .
1159         html_tag( 'td', '', 'left', $color[4], 'width="90%"' ) .
1160         addInput('send_to', $send_to, 60, 0, $onfocus_array). '<br />' . "\n" .
1161         '      </td>' . "\n" .
1162         '   </tr>' . "\n" .
1163         '   <tr>' . "\n" .
1164         html_tag( 'td', '', 'right', $color[4] ) .
1165         _("Cc") . ':</td>' . "\n" .
1166         html_tag( 'td', '', 'left', $color[4] ) .
1167         addInput('send_to_cc', $send_to_cc, 60, 0, $onfocus_array). '<br />' . "\n" .
1168         '      </td>' . "\n" .
1169         '   </tr>' . "\n" .
1170         '   <tr>' . "\n" .
1171         html_tag( 'td', '', 'right', $color[4] ) .
1172         _("Bcc") . ':</td>' . "\n" .
1173         html_tag( 'td', '', 'left', $color[4] ) .
1174         addInput('send_to_bcc', $send_to_bcc, 60, 0, $onfocus_array).'<br />' . "\n" .
1175         '      </td>' . "\n" .
1176         '   </tr>' . "\n" .
1177         '   <tr>' . "\n" .
1178         html_tag( 'td', '', 'right', $color[4] ) .
1179         _("Subject") . ':</td>' . "\n" .
1180         html_tag( 'td', '', 'left', $color[4] ) . "\n";
1181     echo '         '.addInput('subject', $subject, 60, 0, $onfocus_array).
1182         '      </td>' . "\n" .
1183         '   </tr>' . "\n\n";
1184
1185     if ($location_of_buttons == 'between') {
1186         showComposeButtonRow();
1187     }
1188
1189     /* why this distinction? */
1190     if ($compose_new_win == '1') {
1191         echo '   <tr>' . "\n" .
1192             '      <td bgcolor="' . $color[0] . '" colspan="2" align="center">' . "\n" .
1193             '         <textarea name="body" id="body" rows="' . (int)$editor_height .
1194             '" cols="' . (int)$editor_size . '" wrap="virtual"' . $onfocus . '>';
1195     }
1196     else {
1197         echo '   <tr>' . "\n" .
1198             '      <td bgcolor="' . $color[4] . '" colspan="2">' . "\n" .
1199             '         &nbsp;&nbsp;<textarea name="body" id="body" rows="' . (int)$editor_height .
1200             '" cols="' . (int)$editor_size . '" wrap="virtual"' . $onfocus . '>';
1201     }
1202
1203     if ($use_signature == true && $newmail == true && !isset($from_htmladdr_search)) {
1204         $signature = $idents[$identity]['signature'];
1205
1206         if ($sig_first == '1') {
1207             /*
1208              * FIXME: test is specific to ja_JP translation implementation.
1209              * This test might apply incorrect conversion to other translations, but
1210              * use of 7bit iso-2022-jp charset in other translations might have other
1211              * issues too.
1212              */
1213             if ($default_charset == 'iso-2022-jp') {
1214                 echo "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1215             } else {
1216                 echo "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
1217             }
1218             echo "\n\n".htmlspecialchars(decodeHeader($body,false,false));
1219         }
1220         else {
1221             echo "\n\n".htmlspecialchars(decodeHeader($body,false,false));
1222             // FIXME: test is specific to ja_JP translation implementation. See above comments.
1223             if ($default_charset == 'iso-2022-jp') {
1224                 echo "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1225             }else{
1226                 echo "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
1227             }
1228         }
1229     } else {
1230         echo htmlspecialchars(decodeHeader($body,false,false));
1231     }
1232     echo '</textarea><br />' . "\n" .
1233         '      </td>' . "\n" .
1234         '   </tr>' . "\n";
1235
1236
1237     if ($location_of_buttons == 'bottom') {
1238         showComposeButtonRow();
1239     } else {
1240         echo '   <tr>' . "\n" .
1241             html_tag( 'td', '', 'right', '', 'colspan="2"' ) . "\n" .
1242             '         ' . addSubmit(_("Send"), 'send').
1243             '         &nbsp;&nbsp;&nbsp;&nbsp;<br /><br />' . "\n" .
1244             '      </td>' . "\n" .
1245             '   </tr>' . "\n";
1246     }
1247
1248     /* This code is for attachments */
1249     if ((bool) ini_get('file_uploads')) {
1250
1251         /* Calculate the max size for an uploaded file.
1252          * This is advisory for the user because we can't actually prevent
1253          * people to upload too large files. */
1254         $sizes = array();
1255         /* php.ini vars which influence the max for uploads */
1256         $configvars = array('post_max_size', 'memory_limit', 'upload_max_filesize');
1257         foreach($configvars as $var) {
1258             /* skip 0 or empty values, and -1 which means 'unlimited' */
1259             if( $size = getByteSize(ini_get($var)) ) {
1260                 if ( $size != '-1' ) {
1261                     $sizes[] = $size;
1262                 }
1263             }
1264         }
1265
1266         if(count($sizes) > 0) {
1267             $maxsize = '(max.&nbsp;' . show_readable_size( min( $sizes ) ) . ')';
1268             echo addHidden('MAX_FILE_SIZE', min( $sizes ));
1269         } else {
1270             $maxsize = '';
1271         }
1272         echo '   <tr>' . "\n" .
1273             '      <td colspan="2">' . "\n" .
1274             '         <table width="100%" cellpadding="1" cellspacing="0" align="center"'.
1275             ' border="0" bgcolor="'.$color[9].'">' . "\n" .
1276             '            <tr>' . "\n" .
1277             '               <td>' . "\n" .
1278             '                 <table width="100%" cellpadding="3" cellspacing="0" align="center"'.
1279             ' border="0">' . "\n" .
1280             '                    <tr>' . "\n" .
1281             html_tag( 'td', '', 'right', '', 'valign="middle"' ) .
1282             _("Attach:") . '</td>' . "\n" .
1283             html_tag( 'td', '', 'left', '', 'valign="middle"' ) .
1284             '                          <input name="attachfile" size="48" type="file" />' . "\n" .
1285             '                          &nbsp;&nbsp;<input type="submit" name="attach"' .
1286             ' value="' . _("Add") .'" />' . "\n" .
1287             $maxsize .
1288             '                       </td>' . "\n" .
1289             '                    </tr>' . "\n";
1290
1291         $s_a = array();
1292         if ($composeMessage->entities) {
1293             foreach ($composeMessage->entities as $key => $attachment) {
1294                 $attached_file = $attachment->att_local_name;
1295                 if ($attachment->att_local_name || $attachment->body_part) {
1296                     $attached_filename = decodeHeader($attachment->mime_header->getParameter('name'));
1297                     $type = $attachment->mime_header->type0.'/'.
1298                         $attachment->mime_header->type1;
1299
1300                     $s_a[] = '<table bgcolor="'.$color[0].
1301                         '" border="0"><tr><td>'.
1302                         addCheckBox('delete[]', FALSE, $key).
1303                         "</td><td>\n" . $attached_filename .
1304                         '</td><td>-</td><td> ' . $type . '</td><td>('.
1305                         show_readable_size( filesize( $attached_file ) ) . ')</td></tr></table>'."\n";
1306                 }
1307             }
1308         }
1309         if (count($s_a)) {
1310             foreach ($s_a as $s) {
1311                 echo '<tr>' . html_tag( 'td', '', 'left', $color[0], 'colspan="2"' ) . $s .'</td></tr>';
1312             }
1313             echo '<tr><td colspan="2"><input type="submit" name="do_delete" value="' .
1314                 _("Delete selected attachments") . "\" />\n" .
1315                 '</td></tr>';
1316         }
1317         echo '                  </table>' . "\n" .
1318             '               </td>' . "\n" .
1319             '            </tr>' . "\n" .
1320             '         </table>' . "\n" .
1321             '      </td>' . "\n" .
1322             '   </tr>' . "\n";
1323     } // End of file_uploads if-block
1324     /* End of attachment code */
1325     echo '</table>' . "\n" .
1326         addHidden('username', $username).
1327         addHidden('smaction', $action).
1328         addHidden('mailbox', $mailbox);
1329     /*
1330        store the complete ComposeMessages array in a hidden input value
1331        so we can restore them in case of a session timeout.
1332      */
1333     sqgetGlobalVar('QUERY_STRING', $queryString, SQ_SERVER);
1334     echo addHidden('restoremessages', serialize($compose_messages)).
1335         addHidden('composesession', $composesession).
1336         addHidden('querystring', $queryString).
1337         "</form>\n";
1338     if (!(bool) ini_get('file_uploads')) {
1339         /* File uploads are off, so we didn't show that part of the form.
1340            To avoid bogus bug reports, tell the user why. */
1341         echo '<p style="text-align:center">'
1342             . _("Because PHP file uploads are turned off, you can not attach files to this message. Please see your system administrator for details.")
1343             . "</p>\r\n";
1344     }
1345
1346     do_hook('compose_bottom');
1347     echo '</body></html>' . "\n";
1348 }
1349
1350
1351 function showComposeButtonRow() {
1352     global $use_javascript_addr_book, $save_as_draft,
1353         $default_use_priority, $mailprio, $default_use_mdn,
1354         $request_mdn, $request_dr,
1355         $data_dir, $username;
1356
1357     echo '   <tr>' . "\n" .
1358         '      <td></td>' . "\n" .
1359         '      <td>' . "\n";
1360     if ($default_use_priority) {
1361         if(!isset($mailprio)) {
1362             $mailprio = '3';
1363         }
1364         echo '          ' . _("Priority") .
1365             addSelect('mailprio', array(
1366                         '1' => _("High"),
1367                         '3' => _("Normal"),
1368                         '5' => _("Low") ), $mailprio, TRUE);
1369     }
1370     $mdn_user_support=getPref($data_dir, $username, 'mdn_user_support',$default_use_mdn);
1371     if ($default_use_mdn) {
1372         if ($mdn_user_support) {
1373             echo '          ' . _("Receipt") .': '.
1374                 addCheckBox('request_mdn', $request_mdn == '1', '1'). _("On Read").
1375                 addCheckBox('request_dr',  $request_dr  == '1', '1'). _("On Delivery");
1376         }
1377     }
1378
1379     echo '      </td>' . "\n" .
1380         '   </tr>' . "\n" .
1381         '   <tr>'  . "\n" .
1382         '      <td></td>' . "\n" .
1383         '      <td>' . "\n" .
1384         '         <input type="submit" name="sigappend" value="' . _("Signature") . '" />' . "\n";
1385     if ($use_javascript_addr_book) {
1386         echo "         <script language=\"JavaScript\"><!--\n document.write(\"".
1387             "            <input type=button value=\\\""._("Addresses").
1388             "\\\" onclick=\\\"javascript:open_abook();\\\" />\");".
1389             "            // --></script><noscript>\n".
1390             '            <input type="submit" name="html_addr_search" value="'.
1391             _("Addresses").'" />'.
1392             "         </noscript>\n";
1393     } else {
1394         echo '         <input type="submit" name="html_addr_search" value="'.
1395             _("Addresses").'" />' . "\n";
1396     }
1397
1398     if ($save_as_draft) {
1399         echo '         <input type="submit" name ="draft" value="' . _("Save Draft") . "\" />\n";
1400     }
1401
1402     echo '         <input type="submit" name="send" value="'. _("Send") . '" />' . "\n";
1403     do_hook('compose_button_row');
1404
1405     echo '      </td>' . "\n" .
1406         '   </tr>' . "\n\n";
1407 }
1408
1409 function checkInput ($show) {
1410     /*
1411      * I implemented the $show variable because the error messages
1412      * were getting sent before the page header.  So, I check once
1413      * using $show=false, and then when i'm ready to display the error
1414      * message, show=true
1415      */
1416     global $body, $send_to, $send_to_bcc, $subject, $color;
1417
1418     if ($send_to == '' && $send_to_bcc == '') {
1419         if ($show) {
1420             plain_error_message(_("You have not filled in the \"To:\" field."), $color);
1421         }
1422         return false;
1423     }
1424     return true;
1425 } /* function checkInput() */
1426
1427
1428 /* True if FAILURE */
1429 function saveAttachedFiles($session) {
1430     global $_FILES, $attachment_dir, $username,
1431         $data_dir, $compose_messages;
1432
1433     /* get out of here if no file was attached at all */
1434     if (! is_uploaded_file($_FILES['attachfile']['tmp_name']) ) {
1435         return true;
1436     }
1437
1438     $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
1439     $localfilename = GenerateRandomString(32, '', 7);
1440     $full_localfilename = "$hashed_attachment_dir/$localfilename";
1441     while (file_exists($full_localfilename)) {
1442         $localfilename = GenerateRandomString(32, '', 7);
1443         $full_localfilename = "$hashed_attachment_dir/$localfilename";
1444     }
1445
1446     // FIXME: we SHOULD prefer move_uploaded_file over rename because
1447     // m_u_f works better with restricted PHP installs (safe_mode, open_basedir)
1448     if (!@rename($_FILES['attachfile']['tmp_name'], $full_localfilename)) {
1449         if (!@move_uploaded_file($_FILES['attachfile']['tmp_name'],$full_localfilename)) {
1450             return true;
1451         }
1452     }
1453     $message = $compose_messages[$session];
1454     $type = strtolower($_FILES['attachfile']['type']);
1455     $name = $_FILES['attachfile']['name'];
1456     $message->initAttachment($type, $name, $full_localfilename);
1457     $compose_messages[$session] = $message;
1458     sqsession_register($compose_messages , 'compose_messages');
1459 }
1460
1461 /* parse values like 8M and 2k into bytes */
1462 function getByteSize($ini_size) {
1463
1464     if(!$ini_size) {
1465         return FALSE;
1466     }
1467
1468     $ini_size = trim($ini_size);
1469
1470     // if there's some kind of letter at the end of the string we need to multiply.
1471     if(!is_numeric(substr($ini_size, -1))) {
1472
1473         switch(strtoupper(substr($ini_size, -1))) {
1474             case 'G':
1475                 $bytesize = 1073741824;
1476                 break;
1477             case 'M':
1478                 $bytesize = 1048576;
1479                 break;
1480             case 'K':
1481                 $bytesize = 1024;
1482                 break;
1483         }
1484
1485         return ($bytesize * (int)substr($ini_size, 0, -1));
1486     }
1487
1488     return $ini_size;
1489 }
1490
1491
1492 /**
1493  * temporary function to make use of the deliver class.
1494  * In the future the responsable backend should be automaticly loaded
1495  * and conf.pl should show a list of available backends.
1496  * The message also should be constructed by the message class.
1497  */
1498 function deliverMessage($composeMessage, $draft=false) {
1499     global $send_to, $send_to_cc, $send_to_bcc, $mailprio, $subject, $body,
1500         $username, $popuser, $usernamedata, $identity, $idents, $data_dir,
1501         $request_mdn, $request_dr, $default_charset, $color, $useSendmail,
1502         $domain, $action, $default_move_to_sent, $move_to_sent;
1503     global $imapServerAddress, $imapPort, $sent_folder, $key;
1504
1505     $rfc822_header = $composeMessage->rfc822_header;
1506
1507     $abook = addressbook_init(false, true);
1508     $rfc822_header->to = $rfc822_header->parseAddress($send_to,true, array(), '', $domain, array(&$abook,'lookup'));
1509     $rfc822_header->cc = $rfc822_header->parseAddress($send_to_cc,true,array(), '',$domain, array(&$abook,'lookup'));
1510     $rfc822_header->bcc = $rfc822_header->parseAddress($send_to_bcc,true, array(), '',$domain, array(&$abook,'lookup'));
1511     $rfc822_header->priority = $mailprio;
1512     $rfc822_header->subject = $subject;
1513
1514     $special_encoding='';
1515     if (strtolower($default_charset) == 'iso-2022-jp') {
1516         if (mb_detect_encoding($body) == 'ASCII') {
1517             $special_encoding = '8bit';
1518         } else {
1519             $body = mb_convert_encoding($body, 'JIS');
1520             $special_encoding = '7bit';
1521         }
1522     }
1523     $composeMessage->setBody($body);
1524
1525     if (ereg("^([^@%/]+)[@%/](.+)$", $username, $usernamedata)) {
1526         $popuser = $usernamedata[1];
1527         $domain  = $usernamedata[2];
1528         unset($usernamedata);
1529     } else {
1530         $popuser = $username;
1531     }
1532     $reply_to = '';
1533     $from_mail = $idents[$identity]['email_address'];
1534     $full_name = $idents[$identity]['full_name'];
1535     $reply_to  = $idents[$identity]['reply_to'];
1536     if (!$from_mail) {
1537         $from_mail = "$popuser@$domain";
1538     }
1539     $rfc822_header->from = $rfc822_header->parseAddress($from_mail,true);
1540     if ($full_name) {
1541         $from = $rfc822_header->from[0];
1542         if (!$from->host) $from->host = $domain;
1543         $full_name_encoded = encodeHeader($full_name);
1544         if ($full_name_encoded != $full_name) {
1545             $from_addr = $full_name_encoded .' <'.$from->mailbox.'@'.$from->host.'>';
1546         } else {
1547             $from_addr = '"'.$full_name .'" <'.$from->mailbox.'@'.$from->host.'>';
1548         }
1549         $rfc822_header->from = $rfc822_header->parseAddress($from_addr,true);
1550     }
1551     if ($reply_to) {
1552         $rfc822_header->reply_to = $rfc822_header->parseAddress($reply_to,true);
1553     }
1554     /* Receipt: On Read */
1555     if (isset($request_mdn) && $request_mdn) {
1556         $rfc822_header->dnt = $rfc822_header->parseAddress($from_mail,true);
1557     }
1558     /* Receipt: On Delivery */
1559     if (isset($request_dr) && $request_dr) {
1560         $rfc822_header->more_headers['Return-Receipt-To'] = $from_mail;
1561     }
1562     /* multipart messages */
1563     if (count($composeMessage->entities)) {
1564         $message_body = new Message();
1565         $message_body->body_part = $composeMessage->body_part;
1566         $composeMessage->body_part = '';
1567         $mime_header = new MessageHeader;
1568         $mime_header->type0 = 'text';
1569         $mime_header->type1 = 'plain';
1570         if ($special_encoding) {
1571             $mime_header->encoding = $special_encoding;
1572         } else {
1573             $mime_header->encoding = '8bit';
1574         }
1575         if ($default_charset) {
1576             $mime_header->parameters['charset'] = $default_charset;
1577         }
1578         $message_body->mime_header = $mime_header;
1579         array_unshift($composeMessage->entities, $message_body);
1580         $content_type = new ContentType('multipart/mixed');
1581     } else {
1582         $content_type = new ContentType('text/plain');
1583         if ($special_encoding) {
1584             $rfc822_header->encoding = $special_encoding;
1585         } else {
1586             $rfc822_header->encoding = '8bit';
1587         }
1588         if ($default_charset) {
1589             $content_type->properties['charset']=$default_charset;
1590         }
1591     }
1592
1593     $rfc822_header->content_type = $content_type;
1594     $composeMessage->rfc822_header = $rfc822_header;
1595
1596     /* Here you can modify the message structure just before we hand
1597        it over to deliver */
1598     $hookReturn = do_hook('compose_send', $composeMessage);
1599     /* Get any changes made by plugins to $composeMessage. */
1600     if ( is_object($hookReturn[1]) ) {
1601         $composeMessage = $hookReturn[1];
1602     }
1603
1604     if (!$useSendmail && !$draft) {
1605         require_once(SM_PATH . 'class/deliver/Deliver_SMTP.class.php');
1606         $deliver = new Deliver_SMTP();
1607         global $smtpServerAddress, $smtpPort, $pop_before_smtp;
1608
1609         $authPop = (isset($pop_before_smtp) && $pop_before_smtp) ? true : false;
1610         get_smtp_user($user, $pass);
1611         $stream = $deliver->initStream($composeMessage,$domain,0,
1612                 $smtpServerAddress, $smtpPort, $user, $pass, $authPop);
1613     } elseif (!$draft) {
1614         require_once(SM_PATH . 'class/deliver/Deliver_SendMail.class.php');
1615         global $sendmail_path;
1616         $deliver = new Deliver_SendMail();
1617         $stream = $deliver->initStream($composeMessage,$sendmail_path);
1618     } elseif ($draft) {
1619         global $draft_folder;
1620         require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1621         $imap_stream = sqimap_login($username, $key, $imapServerAddress,
1622                 $imapPort, 0);
1623         if (sqimap_mailbox_exists ($imap_stream, $draft_folder)) {
1624             require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1625             $imap_deliver = new Deliver_IMAP();
1626             $length = $imap_deliver->mail($composeMessage);
1627             sqimap_append ($imap_stream, $draft_folder, $length);
1628             $imap_deliver->mail($composeMessage, $imap_stream);
1629             sqimap_append_done ($imap_stream, $draft_folder);
1630             sqimap_logout($imap_stream);
1631             unset ($imap_deliver);
1632             $composeMessage->purgeAttachments();
1633             return $length;
1634         } else {
1635             $msg  = '<br />'.sprintf(_("Error: Draft folder %s does not exist."), $draft_folder);
1636             plain_error_message($msg, $color);
1637             return false;
1638         }
1639     }
1640     $success = false;
1641     if ($stream) {
1642         $length = $deliver->mail($composeMessage, $stream);
1643         $success = $deliver->finalizeStream($stream);
1644     }
1645     if (!$success) {
1646         $msg  = $deliver->dlv_msg . '<br />' .
1647             _("Server replied:") . ' ' . $deliver->dlv_ret_nr . ' ' .
1648             $deliver->dlv_server_msg;
1649         plain_error_message($msg, $color);
1650     } else {
1651         unset ($deliver);
1652         $move_to_sent = getPref($data_dir,$username,'move_to_sent');
1653         $imap_stream = sqimap_login($username, $key, $imapServerAddress, $imapPort, 0);
1654
1655         /* Move to sent code */
1656         if (isset($default_move_to_sent) && ($default_move_to_sent != 0)) {
1657             $svr_allow_sent = true;
1658         } else {
1659             $svr_allow_sent = false;
1660         }
1661
1662         if (isset($sent_folder) && (($sent_folder != '') || ($sent_folder != 'none'))
1663                 && sqimap_mailbox_exists( $imap_stream, $sent_folder)) {
1664             $fld_sent = true;
1665         } else {
1666             $fld_sent = false;
1667         }
1668
1669         if ((isset($move_to_sent) && ($move_to_sent != 0)) || (!isset($move_to_sent))) {
1670             $lcl_allow_sent = true;
1671         } else {
1672             $lcl_allow_sent = false;
1673         }
1674
1675         if (($fld_sent && $svr_allow_sent && !$lcl_allow_sent) || ($fld_sent && $lcl_allow_sent)) {
1676             global $passed_id, $mailbox, $action;
1677             if ($action == 'reply' || $action == 'reply_all') {
1678                 $save_reply_with_orig=getPref($data_dir,$username,'save_reply_with_orig');
1679                 if ($save_reply_with_orig) {
1680                     $sent_folder = $mailbox;
1681                 }
1682             }
1683             sqimap_append ($imap_stream, $sent_folder, $length);
1684             require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1685             $imap_deliver = new Deliver_IMAP();
1686             $imap_deliver->mail($composeMessage, $imap_stream);
1687             sqimap_append_done ($imap_stream, $sent_folder);
1688             unset ($imap_deliver);
1689         }
1690
1691         global $passed_id, $mailbox, $action, $what, $iAccount,$startMessage;
1692
1693         $composeMessage->purgeAttachments();
1694         if ($action == 'reply' || $action == 'reply_all') {
1695             $aMailbox = sqm_api_mailbox_select($imap_stream, $iAccount, $mailbox,array('setindex' => $what, 'offset' => $startMessage),array());
1696             //sqimap_mailbox_select ($imap_stream, $mailbox);
1697             $aUpdatedMsgs = sqimap_toggle_flag($imap_stream, array($passed_id), '\\Answered', true, false);
1698              if (isset($aUpdatedMsgs[$passed_id]['FLAGS'])) {
1699                 /**
1700                  * Only update the cached headers if the header is
1701                  * cached.
1702                  */
1703                 if (isset($aMailbox['MSG_HEADERS'][$passed_id])) {
1704                     $aMailbox['MSG_HEADERS'][$passed_id]['FLAGS'] = $aMsg['FLAGS'];
1705                 }
1706             }
1707             /**
1708              * Write mailbox with updated seen flag information back to cache.
1709              */
1710             $mailbox_cache[$iAccount.'_'.$aMailbox['NAME']] = $aMailbox;
1711             sqsession_register($mailbox_cache,'mailbox_cache');
1712         }
1713         sqimap_logout($imap_stream);
1714     }
1715     return $success;
1716 }
1717
1718 ?>