src/compose.php

   1 <?php
   2 /**
   3  * compose.php
   4  *
   5  * This code sends a mail.
   6  *
   7  * There are 4 modes of operation:
   8  *    - Start new mail
   9  *    - Add an attachment
  10  *    - Send mail
  11  *    - Save As Draft
  12  *
  13  * @copyright &copy; 1999-2007 The SquirrelMail Project Team
  14  * @license http://opensource.org/licenses/gpl-license.php GNU Public License
  15  * @version $Id$
  16  * @package squirrelmail
  17  */
  18
  19 /**
  20  * Include the SquirrelMail initialization file.
  21  */
  22 require('../include/init.php');
  23
  24 /* If email_address not set and admin wants us to ask user for it,
  25  * redirect to options page. */
  26 if ( $ask_user_info && getPref($data_dir, $username,'email_address') == "" ) {
  27     header("Location: " . get_location() . "/options.php?optpage=personal");
  28     exit;
  29 }
  30
  31 /* SquirrelMail required files. */
  32 require_once(SM_PATH . 'functions/imap_general.php');
  33 require_once(SM_PATH . 'functions/imap_messages.php');
  34 require_once(SM_PATH . 'functions/date.php');
  35 require_once(SM_PATH . 'functions/mime.php');
  36 require_once(SM_PATH . 'functions/compose.php');
  37 require_once(SM_PATH . 'class/deliver/Deliver.class.php');
  38 require_once(SM_PATH . 'functions/addressbook.php');
  39 require_once(SM_PATH . 'functions/forms.php');
  40 require_once(SM_PATH . 'functions/identity.php');
  41
  42 /* --------------------- Get globals ------------------------------------- */
  43
  44 /** SESSION VARS */
  45 sqgetGlobalVar('delimiter', $delimiter,     SQ_SESSION);
  46
  47 sqgetGlobalVar('composesession',    $composesession,    SQ_SESSION);
  48 sqgetGlobalVar('compose_messages',  $compose_messages,  SQ_SESSION);
  49 sqgetGlobalVar('delayed_errors',  $delayed_errors,  SQ_SESSION);
  50
  51 // Turn on delayed error handling in case we wind up redirecting below
  52 $oErrorHandler->setDelayedErrors(true);
  53
  54 /** SESSION/POST/GET VARS */
  55 sqgetGlobalVar('send', $send, SQ_POST);
  56 // Send can only be achieved by setting $_POST var. If Send = true then
  57 // retrieve other form fields from $_POST
  58 if (isset($send) && $send) {
  59     $SQ_GLOBAL = SQ_POST;
  60 } else {
  61     $SQ_GLOBAL = SQ_FORM;
  62 }
  63 sqgetGlobalVar('session',$session, $SQ_GLOBAL);
  64 sqgetGlobalVar('mailbox',$mailbox, $SQ_GLOBAL);
  65 if(!sqgetGlobalVar('identity',$identity, $SQ_GLOBAL)) {
  66     $identity=0;
  67 }
  68 sqgetGlobalVar('send_to',$send_to, $SQ_GLOBAL);
  69 sqgetGlobalVar('send_to_cc',$send_to_cc, $SQ_GLOBAL);
  70 sqgetGlobalVar('send_to_bcc',$send_to_bcc, $SQ_GLOBAL);
  71 sqgetGlobalVar('subject',$subject, $SQ_GLOBAL);
  72 sqgetGlobalVar('body',$body, $SQ_GLOBAL);
  73 sqgetGlobalVar('mailprio',$mailprio, $SQ_GLOBAL);
  74 sqgetGlobalVar('request_mdn',$request_mdn, $SQ_GLOBAL);
  75 sqgetGlobalVar('request_dr',$request_dr, $SQ_GLOBAL);
  76 sqgetGlobalVar('html_addr_search',$html_addr_search, $SQ_GLOBAL);
  77 sqgetGlobalVar('mail_sent',$mail_sent, $SQ_GLOBAL);
  78 sqgetGlobalVar('passed_id',$passed_id, $SQ_GLOBAL);
  79 sqgetGlobalVar('passed_ent_id',$passed_ent_id, $SQ_GLOBAL);
  80
  81 sqgetGlobalVar('attach',$attach, SQ_POST);
  82 sqgetGlobalVar('draft',$draft, SQ_POST);
  83 sqgetGlobalVar('draft_id',$draft_id, $SQ_GLOBAL);
  84 sqgetGlobalVar('ent_num',$ent_num, $SQ_GLOBAL);
  85 sqgetGlobalVar('saved_draft',$saved_draft, SQ_FORM);
  86
  87 if ( sqgetGlobalVar('delete_draft',$delete_draft) ) {
  88     $delete_draft = (int)$delete_draft;
  89 }
  90
  91 if ( sqgetGlobalVar('startMessage',$startMessage) ) {
  92     $startMessage = (int)$startMessage;
  93 } else {
  94     $startMessage = 1;
  95 }
  96
  97
  98 /** POST VARS */
  99 sqgetGlobalVar('sigappend',             $sigappend,                 SQ_POST);
 100 sqgetGlobalVar('from_htmladdr_search',  $from_htmladdr_search,      SQ_POST);
 101 sqgetGlobalVar('addr_search_done',      $html_addr_search_done,     SQ_POST);
 102 sqgetGlobalVar('addr_search_cancel',    $html_addr_search_cancel,   SQ_POST);
 103 sqgetGlobalVar('send_to_search',        $send_to_search,            SQ_POST);
 104 sqgetGlobalVar('do_delete',             $do_delete,                 SQ_POST);
 105 sqgetGlobalVar('delete',                $delete,                    SQ_POST);
 106 sqgetGlobalVar('restoremessages',       $restoremessages,           SQ_POST);
 107 if ( sqgetGlobalVar('return', $temp, SQ_POST) ) {
 108     $html_addr_search_done = 'Use Addresses';
 109 }
 110
 111 /** GET VARS */
 112 sqgetGlobalVar('attachedmessages', $attachedmessages, SQ_GET);
 113 if ( sqgetGlobalVar('account', $temp,  SQ_GET) ) {
 114     $iAccount = (int) $temp;
 115 } else {
 116     $iAccount = 0;
 117 }
 118
 119
 120 /** get smaction */
 121 if ( !sqgetGlobalVar('smaction',$action) )
 122 {
 123     if ( sqgetGlobalVar('smaction_reply',$tmp) )      $action = 'reply';
 124     if ( sqgetGlobalVar('smaction_reply_all',$tmp) )  $action = 'reply_all';
 125     if ( sqgetGlobalVar('smaction_forward',$tmp) )    $action = 'forward';
 126     if ( sqgetGlobalVar('smaction_attache',$tmp) )    $action = 'forward_as_attachment';
 127     if ( sqgetGlobalVar('smaction_draft',$tmp) )      $action = 'draft';
 128     if ( sqgetGlobalVar('smaction_edit_new',$tmp) )   $action = 'edit_as_new';
 129 }
 130
 131 /**
 132  * Here we decode the data passed in from mailto.php.
 133  */
 134 if ( sqgetGlobalVar('mailtodata', $mailtodata, SQ_GET) ) {
 135     $trtable = array('to'       => 'send_to',
 136                  'cc'           => 'send_to_cc',
 137                  'bcc'          => 'send_to_bcc',
 138                  'body'         => 'body',
 139                  'subject'      => 'subject');
 140     $mtdata = unserialize($mailtodata);
 141
 142     foreach ($trtable as $f => $t) {
 143         if ( !empty($mtdata[$f]) ) {
 144             $$t = $mtdata[$f];
 145         }
 146     }
 147     unset($mailtodata,$mtdata, $trtable);
 148 }
 149
 150 /* Location (For HTTP 1.1 Header("Location: ...") redirects) */
 151 $location = get_location();
 152 /* Identities (fetch only once) */
 153 $idents = get_identities();
 154
 155 /* --------------------- Specific Functions ------------------------------ */
 156
 157 function replyAllString($header) {
 158     global $include_self_reply_all, $idents;
 159     $excl_ar = array();
 160     /**
 161      * 1) Remove the addresses we'll be sending the message 'to'
 162      */
 163     if (isset($header->reply_to)) {
 164         $excl_ar = $header->getAddr_a('reply_to');
 165     }
 166     /**
 167      * 2) Remove our identities from the CC list (they still can be in the
 168      * TO list) only if $include_self_reply_all is turned off
 169      */
 170     if (!$include_self_reply_all) {
 171         foreach($idents as $id) {
 172             $excl_ar[strtolower(trim($id['email_address']))] = '';
 173         }
 174     }
 175
 176     /**
 177      * 3) get the addresses.
 178      */
 179     $url_replytoall_ar = $header->getAddr_a(array('to','cc'), $excl_ar);
 180
 181     /**
 182      * 4) generate the string.
 183      */
 184     $url_replytoallcc = '';
 185     foreach( $url_replytoall_ar as $email => $personal) {
 186         if ($personal) {
 187             // if personal name contains address separator then surround
 188             // the personal name with double quotes.
 189             if (strpos($personal,',') !== false) {
 190                 $personal = '"'.$personal.'"';
 191             }
 192             $url_replytoallcc .= ", $personal <$email>";
 193         } else {
 194             $url_replytoallcc .= ', '. $email;
 195         }
 196     }
 197     $url_replytoallcc = substr($url_replytoallcc,2);
 198
 199     return $url_replytoallcc;
 200 }
 201
 202 /**
 203  * creates top line in reply citations
 204  *
 205  * Line style depends on user preferences.
 206  * $orig_date argument is available only from 1.4.3 and 1.5.1 version.
 207  * @param object $orig_from From: header object.
 208  * @param integer $orig_date email's timestamp
 209  * @return string reply citation
 210  */
 211 function getReplyCitation($orig_from, $orig_date) {
 212     global $reply_citation_style, $reply_citation_start, $reply_citation_end;
 213
 214     if (!is_object($orig_from)) {
 215         $sOrig_from = '';
 216     } else {
 217         $sOrig_from = decodeHeader($orig_from->getAddress(false),false,false,true);
 218     }
 219
 220     /* First, return an empty string when no citation style selected. */
 221     if (($reply_citation_style == '') || ($reply_citation_style == 'none')) {
 222         return '';
 223     }
 224
 225     /* Make sure our final value isn't an empty string. */
 226     if ($sOrig_from == '') {
 227         return '';
 228     }
 229
 230     /* Otherwise, try to select the desired citation style. */
 231     switch ($reply_citation_style) {
 232     case 'author_said':
 233         /**
 234          * To translators: %s is for author's name
 235          */
 236         $full_reply_citation = sprintf(_("%s wrote:"),$sOrig_from);
 237         break;
 238     case 'quote_who':
 239         $start = '<quote who="';
 240         $end   = '">';
 241         $full_reply_citation = $start . $sOrig_from . $end;
 242         break;
 243     case 'date_time_author':
 244         /**
 245          * To translators:
 246          *  first %s is for date string, second %s is for author's name. Date uses
 247          *  formating from "D, F j, Y g:i a" and "D, F j, Y H:i" translations.
 248          * Example string:
 249          *  "On Sat, December 24, 2004 23:59, Santa wrote:"
 250          * If you have to put author's name in front of date string, check comments about
 251          * argument swapping at http://www.php.net/sprintf
 252          */
 253         $full_reply_citation = sprintf(_("On %s, %s wrote:"), getLongDateString($orig_date), $sOrig_from);
 254         break;
 255     case 'user-defined':
 256         $start = $reply_citation_start .
 257             ($reply_citation_start == '' ? '' : ' ');
 258         $end   = $reply_citation_end;
 259         $full_reply_citation = $start . $sOrig_from . $end;
 260         break;
 261     default:
 262         return '';
 263     }
 264
 265     /* Add line feed and return the citation string. */
 266     return ($full_reply_citation . "\n");
 267 }
 268
 269 /**
 270  * Creates header fields in forwarded email body
 271  *
 272  * $default_charset global must be set correctly before you call this function.
 273  * @param object $orig_header
 274  * @return $string
 275  */
 276 function getforwardHeader($orig_header) {
 277     global $editor_size, $default_charset;
 278
 279     // using own strlen function in order to detect correct string length
 280     $display = array( _("Subject") => sq_strlen(_("Subject"),$default_charset),
 281             _("From")    => sq_strlen(_("From"),$default_charset),
 282             _("Date")    => sq_strlen(_("Date"),$default_charset),
 283             _("To")      => sq_strlen(_("To"),$default_charset),
 284             _("Cc")      => sq_strlen(_("Cc"),$default_charset) );
 285     $maxsize = max($display);
 286     $indent = str_pad('',$maxsize+2);
 287     foreach($display as $key => $val) {
 288         $display[$key] = $key .': '. str_pad('', $maxsize - $val);
 289     }
 290     $from = decodeHeader($orig_header->getAddr_s('from',"\n$indent"),false,false,true);
 291     $from = str_replace('&nbsp;',' ',$from);
 292     $to = decodeHeader($orig_header->getAddr_s('to',"\n$indent"),false,false,true);
 293     $to = str_replace('&nbsp;',' ',$to);
 294     $subject = decodeHeader($orig_header->subject,false,false,true);
 295     $subject = str_replace('&nbsp;',' ',$subject);
 296
 297     // using own str_pad function in order to create correct string pad
 298     $bodyTop =  sq_str_pad(' '._("Original Message").' ',$editor_size -2,'-',STR_PAD_BOTH,$default_charset) .
 299         "\n". $display[_("Subject")] . $subject . "\n" .
 300         $display[_("From")] . $from . "\n" .
 301         $display[_("Date")] . getLongDateString( $orig_header->date, $orig_header->date_unparsed ). "\n" .
 302         $display[_("To")] . $to . "\n";
 303     if ($orig_header->cc != array() && $orig_header->cc !='') {
 304         $cc = decodeHeader($orig_header->getAddr_s('cc',"\n$indent"),false,false,true);
 305         $cc = str_replace('&nbsp;',' ',$cc);
 306         $bodyTop .= $display[_("Cc")] .$cc . "\n";
 307     }
 308     $bodyTop .= str_pad('', $editor_size -2 , '-') .
 309         "\n\n";
 310     return $bodyTop;
 311 }
 312 /* ----------------------------------------------------------------------- */
 313
 314 /*
 315  * If the session is expired during a post this restores the compose session
 316  * vars.
 317  */
 318 if (sqsession_is_registered('session_expired_post')) {
 319     sqgetGlobalVar('session_expired_post', $session_expired_post, SQ_SESSION);
 320     /*
 321      * extra check for username so we don't display previous post data from
 322      * another user during this session.
 323      */
 324     if ($session_expired_post['username'] != $username) {
 325         unset($session_expired_post);
 326         sqsession_unregister('session_expired_post');
 327         session_write_close();
 328     } else {
 329         // these are the vars that we can set from the expired composed session
 330         $compo_var_list = array ( 'send_to', 'send_to_cc','body','startMessage',
 331             'passed_body','use_signature','signature','attachments','subject','newmail',
 332             'send_to_bcc', 'passed_id', 'mailbox', 'from_htmladdr_search', 'identity',
 333             'draft_id', 'delete_draft', 'mailprio', 'edit_as_new', 'compose_messsages',
 334             'composesession', 'request_mdn', 'request_dr');
 335
 336         foreach ($compo_var_list as $var) {
 337             if ( isset($session_expired_post[$var]) && !isset($$var) ) {
 338                 $$var = $session_expired_post[$var];
 339             }
 340         }
 341
 342         $compose_messages = unserialize($restoremessages);
 343         sqsession_register($compose_messages,'compose_messages');
 344         sqsession_register($composesession,'composesession');
 345         if (isset($send)) {
 346             unset($send);
 347         }
 348         $session_expired = true;
 349     }
 350     unset($session_expired_post);
 351     sqsession_unregister('session_expired_post');
 352     session_write_close();
 353     if (!isset($mailbox)) {
 354         $mailbox = '';
 355     }
 356     if ($compose_new_win == '1') {
 357         compose_Header($color, $mailbox);
 358     } else {
 359         $sHeaderJs = (isset($sHeaderJs)) ? $sHeaderJs : '';
 360         if (strpos($action, 'reply') !== false && $reply_focus) {
 361             $sBodyTagJs = 'onload="checkForm(\''.$replyfocus.'\');"';
 362         } else {
 363             $sBodyTagJs = 'onload="checkForm();"';
 364         }
 365         displayPageHeader($color, $mailbox,$sHeaderJs,$sBodyTagJs);
 366     }
 367     showInputForm($session, false);
 368     exit();
 369 }
 370 if (!isset($composesession)) {
 371     $composesession = 0;
 372     sqsession_register(0,'composesession');
 373 } else {
 374     $composesession = (int)$composesession;
 375 }
 376
 377 if (!isset($session) || (isset($newmessage) && $newmessage)) {
 378     sqsession_unregister('composesession');
 379     $session = "$composesession" +1;
 380     $composesession = $session;
 381     sqsession_register($composesession,'composesession');
 382 }
 383 if (!isset($compose_messages)) {
 384     $compose_messages = array();
 385 }
 386
 387 if (!isset($compose_messages[$session]) || ($compose_messages[$session] == NULL)) {
 388     $composeMessage = new Message();
 389     $rfc822_header = new Rfc822Header();
 390     $composeMessage->rfc822_header = $rfc822_header;
 391     $composeMessage->reply_rfc822_header = '';
 392     $compose_messages[$session] = $composeMessage;
 393
 394     sqsession_register($compose_messages,'compose_messages');
 395 } else {
 396     $composeMessage=$compose_messages[$session];
 397 }
 398
 399 if (empty($mailbox)) {
 400     $mailbox = 'INBOX';
 401 }
 402
 403 if ($draft) {
 404     /*
 405      * Set $default_charset to correspond with the user's selection
 406      * of language interface.
 407      */
 408     set_my_charset();
 409     $composeMessage=$compose_messages[$session];
 410     if (! deliverMessage($composeMessage, true)) {
 411         showInputForm($session);
 412         exit();
 413     } else {
 414         unset($compose_messages[$session]);
 415         sqsession_register($compose_messages,'compose_messages');
 416         $draft_message = _("Draft Email Saved");
 417         /* If this is a resumed draft, then delete the original */
 418         if(isset($delete_draft)) {
 419             $imap_stream = sqimap_login($username, false, $imapServerAddress, $imapPort, false);
 420             sqimap_mailbox_select($imap_stream, $draft_folder);
 421             // force bypass_trash=true because message should be saved when deliverMessage() returns true.
 422             // in current implementation of sqimap_msgs_list_flag() single message id can
 423             // be submitted as string. docs state that it should be array.
 424             sqimap_msgs_list_delete($imap_stream, $draft_folder, $delete_draft, true);
 425             if ($auto_expunge) {
 426                 sqimap_mailbox_expunge($imap_stream, $draft_folder, true);
 427             }
 428             sqimap_logout($imap_stream);
 429         }
 430
 431         $oErrorHandler->saveDelayedErrors();
 432         session_write_close();
 433
 434         if ($compose_new_win == '1') {
 435             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 436                 Header("Location: $location/compose.php?saved_draft=yes&session=$composesession");
 437             } else {
 438                 echo '   <br><br><div style="text-align: center;"><a href="' . $location
 439                     . '/compose.php?saved_sent=yes&amp;session=' . $composesession . '">'
 440                     . _("Return") . '</a></div>';
 441             }
 442             exit();
 443         } else {
 444             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 445                 Header("Location: $location/right_main.php?mailbox=" . urlencode($draft_folder) .
 446                    "&startMessage=1&note=".urlencode($draft_message));
 447             } else {
 448                 echo '   <br><br><div style="text-align: center;"><a href="' . $location
 449                     . '/right_main.php?mailbox=' . urlencode($draft_folder)
 450                     . '&amp;startMessage=1&amp;note=' . urlencode($draft_message) .'">'
 451                     . _("Return") . '</a></div>';
 452             }
 453             exit();
 454         }
 455     }
 456 }
 457
 458 if ($send) {
 459     if (isset($_FILES['attachfile']) &&
 460             $_FILES['attachfile']['tmp_name'] &&
 461             $_FILES['attachfile']['tmp_name'] != 'none') {
 462         $AttachFailure = saveAttachedFiles($session);
 463     }
 464     if (checkInput(false) && !isset($AttachFailure)) {
 465         if ($mailbox == "All Folders") {
 466             /* We entered compose via the search results page */
 467             $mailbox = 'INBOX'; /* Send 'em to INBOX, that's safe enough */
 468         }
 469         $urlMailbox = urlencode($mailbox);
 470         if (! isset($passed_id)) {
 471             $passed_id = 0;
 472         }
 473         /**
 474          * Set $default_charset to correspond with the user's selection
 475          * of language interface.
 476          */
 477         set_my_charset();
 478         /**
 479          * This is to change all newlines to \n
 480          * We'll change them to \r\n later (in the sendMessage function)
 481          */
 482         $body = str_replace("\r\n", "\n", $body);
 483         $body = str_replace("\r", "\n", $body);
 484
 485         /**
 486          * Rewrap $body so that no line is bigger than $editor_size
 487          */
 488         $body = explode("\n", $body);
 489         $newBody = '';
 490         foreach ($body as $line) {
 491             if( $line <> '-- ' ) {
 492                 $line = rtrim($line);
 493             }
 494             if (sq_strlen($line, $default_charset) <= $editor_size + 1) {
 495                 $newBody .= $line . "\n";
 496             } else {
 497                 sqWordWrap($line, $editor_size, $default_charset);
 498                 $newBody .= $line . "\n";
 499
 500             }
 501
 502         }
 503         $body = $newBody;
 504
 505         $composeMessage=$compose_messages[$session];
 506
 507         $Result = deliverMessage($composeMessage);
 508
 509         if ($Result)
 510             $mail_sent = 'yes';
 511         else
 512             $mail_sent = 'no';
 513
 514         // NOTE: this hook changed in 1.5.2 from sending $Result and
 515         //       $composeMessage as args #2 and #3 to being in an array
 516         //       under arg #2
 517         do_hook('compose_send_after', $temp=array(&$Result, &$composeMessage, &$mail_sent));
 518         if (! $Result) {
 519             showInputForm($session);
 520             exit();
 521         }
 522         unset($compose_messages[$session]);
 523         sqsession_register($compose_messages,'compose_messages');
 524
 525         /* if it is resumed draft, delete draft message */
 526         if ( isset($delete_draft)) {
 527             $imap_stream = sqimap_login($username, false, $imapServerAddress, $imapPort, false);
 528             sqimap_mailbox_select($imap_stream, $draft_folder);
 529             // bypass_trash=true because message should be saved when deliverMessage() returns true.
 530             // in current implementation of sqimap_msgs_list_flag() single message id can
 531             // be submitted as string. docs state that it should be array.
 532             sqimap_msgs_list_delete($imap_stream, $draft_folder, $delete_draft, true);
 533             if ($auto_expunge) {
 534                 sqimap_mailbox_expunge($imap_stream, $draft_folder, true);
 535             }
 536             sqimap_logout($imap_stream);
 537         }
 538         /*
 539          * Store the error array in the session because they will be lost on a redirect
 540          */
 541         $oErrorHandler->saveDelayedErrors();
 542         session_write_close();
 543
 544         if ($compose_new_win == '1') {
 545             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 546                 Header("Location: $location/compose.php?mail_sent=$mail_sent");
 547             } else {
 548                 echo '   <br><br><div style="text-align: center;"><a href="' . $location
 549                     . '/compose.php?mail_sent=$mail_sent">'
 550                     . _("Return") . '</a></div>';
 551             }
 552             exit();
 553         } else {
 554             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 555                 Header("Location: $location/right_main.php?mailbox=$urlMailbox".
 556                     "&startMessage=$startMessage&mail_sent=$mail_sent");
 557             } else {
 558                 echo '   <br><br><div style="text-align: center;"><a href="' . $location
 559                     . "/right_main.php?mailbox=$urlMailbox"
 560                     . "&amp;startMessage=$startMessage&amp;mail_sent=$mail_sent\">"
 561                     . _("Return") . '</a></div>';
 562             }
 563             exit();
 564         }
 565     } else {
 566         if ($compose_new_win == '1') {
 567             compose_Header($color, $mailbox);
 568         }
 569         else {
 570             displayPageHeader($color, $mailbox);
 571         }
 572         if (isset($AttachFailure)) {
 573             plain_error_message(_("Could not move/copy file. File not attached"),
 574                     $color);
 575         }
 576         checkInput(true);
 577         showInputForm($session);
 578         /* sqimap_logout($imapConnection); */
 579     }
 580 } elseif (isset($html_addr_search_done)) {
 581     if ($compose_new_win == '1') {
 582         compose_Header($color, $mailbox);
 583     }
 584     else {
 585         displayPageHeader($color, $mailbox);
 586     }
 587
 588     if (isset($send_to_search) && is_array($send_to_search)) {
 589         foreach ($send_to_search as $k => $v) {
 590             if (substr($k, 0, 1) == 'T') {
 591                 if ($send_to) {
 592                     $send_to .= ', ';
 593                 }
 594                 $send_to .= $v;
 595             }
 596             elseif (substr($k, 0, 1) == 'C') {
 597                 if ($send_to_cc) {
 598                     $send_to_cc .= ', ';
 599                 }
 600                 $send_to_cc .= $v;
 601             }
 602             elseif (substr($k, 0, 1) == 'B') {
 603                 if ($send_to_bcc) {
 604                     $send_to_bcc .= ', ';
 605                 }
 606                 $send_to_bcc .= $v;
 607             }
 608         }
 609     }
 610     showInputForm($session);
 611 } elseif (isset($html_addr_search) && !isset($html_addr_search_cancel)) {
 612     if (isset($_FILES['attachfile']) &&
 613             $_FILES['attachfile']['tmp_name'] &&
 614             $_FILES['attachfile']['tmp_name'] != 'none') {
 615         if(saveAttachedFiles($session)) {
 616             plain_error_message(_("Could not move/copy file. File not attached"));
 617         }
 618     }
 619     /*
 620      * I am using an include so as to elminiate an extra unnecessary
 621      * click.  If you can think of a better way, please implement it.
 622      */
 623     include_once('./addrbook_search_html.php');
 624 } elseif (isset($attach)) {
 625     if ($compose_new_win == '1') {
 626         compose_Header($color, $mailbox);
 627     } else {
 628         displayPageHeader($color, $mailbox);
 629     }
 630     if (saveAttachedFiles($session)) {
 631         plain_error_message(_("Could not move/copy file. File not attached"));
 632     }
 633     showInputForm($session);
 634 }
 635 elseif (isset($sigappend)) {
 636     $signature = $idents[$identity]['signature'];
 637
 638     $body .= "\n\n".($prefix_sig==true? "-- \n":'').$signature;
 639     if ($compose_new_win == '1') {
 640         compose_Header($color, $mailbox);
 641     } else {
 642         displayPageHeader($color, $mailbox);
 643     }
 644     showInputForm($session);
 645 } elseif (isset($do_delete)) {
 646     if ($compose_new_win == '1') {
 647         compose_Header($color, $mailbox);
 648     } else {
 649         displayPageHeader($color, $mailbox);
 650     }
 651
 652     if (isset($delete) && is_array($delete)) {
 653         $composeMessage = $compose_messages[$session];
 654         foreach($delete as $index) {
 655             if (!empty($composeMessage->entities) && isset($composeMessage->entities[$index])) {
 656                 $composeMessage->entities[$index]->purgeAttachments();
 657                 unset ($composeMessage->entities[$index]);
 658             }
 659         }
 660         $new_entities = array();
 661         foreach ($composeMessage->entities as $entity) {
 662             $new_entities[] = $entity;
 663         }
 664         $composeMessage->entities = $new_entities;
 665         $compose_messages[$session] = $composeMessage;
 666         sqsession_register($compose_messages, 'compose_messages');
 667     }
 668     showInputForm($session);
 669 } else {
 670     /*
 671      * This handles the default case as well as the error case
 672      * (they had the same code) --> if (isset($smtpErrors))
 673      */
 674
 675     if ($compose_new_win == '1') {
 676         compose_Header($color, $mailbox);
 677     } else {
 678         displayPageHeader($color, $mailbox);
 679     }
 680
 681     $newmail = true;
 682
 683     if (!isset($passed_ent_id)) {
 684         $passed_ent_id = '';
 685     }
 686     if (!isset($passed_id)) {
 687         $passed_id = '';
 688     }
 689     if (!isset($mailbox)) {
 690         $mailbox = '';
 691     }
 692     if (!isset($action)) {
 693         $action = '';
 694     }
 695
 696     $values = newMail($mailbox,$passed_id,$passed_ent_id, $action, $session);
 697
 698     /* in case the origin is not read_body.php */
 699     if (isset($send_to)) {
 700         $values['send_to'] = $send_to;
 701     }
 702     if (isset($send_to_cc)) {
 703         $values['send_to_cc'] = $send_to_cc;
 704     }
 705     if (isset($send_to_bcc)) {
 706         $values['send_to_bcc'] = $send_to_bcc;
 707     }
 708     if (isset($subject)) {
 709         $values['subject'] = $subject;
 710     }
 711     showInputForm($session, $values);
 712 }
 713
 714 exit();
 715
 716 /**************** Only function definitions go below *************/
 717
 718 function getforwardSubject($subject)
 719 {
 720     if ((substr(strtolower($subject), 0, 4) != 'fwd:') &&
 721             (substr(strtolower($subject), 0, 5) != '[fwd:') &&
 722             (substr(strtolower($subject), 0, 6) != '[ fwd:')) {
 723         $subject = '[Fwd: ' . $subject . ']';
 724     }
 725     return $subject;
 726 }
 727
 728 /* This function is used when not sending or adding attachments */
 729 function newMail ($mailbox='', $passed_id='', $passed_ent_id='', $action='', $session='') {
 730     global $editor_size, $default_use_priority, $body, $idents,
 731         $use_signature, $data_dir, $username,
 732         $key, $imapServerAddress, $imapPort, $compose_messages,
 733         $composeMessage, $body_quote, $request_mdn, $request_dr,
 734         $mdn_user_support, $languages, $squirrelmail_language,
 735         $default_charset;
 736
 737     /*
 738      * Set $default_charset to correspond with the user's selection
 739      * of language interface. $default_charset global is not correct,
 740      * if message is composed in new window.
 741      */
 742     set_my_charset();
 743
 744     $send_to = $send_to_cc = $send_to_bcc = $subject = $identity = '';
 745     $mailprio = 3;
 746
 747     if ($passed_id) {
 748         $imapConnection = sqimap_login($username, false, $imapServerAddress,
 749                 $imapPort, 0);
 750
 751         sqimap_mailbox_select($imapConnection, $mailbox);
 752         $message = sqimap_get_message($imapConnection, $passed_id, $mailbox);
 753
 754         $body = '';
 755         if ($passed_ent_id) {
 756             /* redefine the messsage in case of message/rfc822 */
 757             $message = $message->getEntity($passed_ent_id);
 758             /* message is an entity which contains the envelope and type0=message
 759              * and type1=rfc822. The actual entities are childs from
 760              * $message->entities[0]. That's where the encoding and is located
 761              */
 762
 763             $entities = $message->entities[0]->findDisplayEntity
 764                 (array(), $alt_order = array('text/plain'));
 765             if (!count($entities)) {
 766                 $entities = $message->entities[0]->findDisplayEntity
 767                     (array(), $alt_order = array('text/plain','text/html'));
 768             }
 769             $orig_header = $message->rfc822_header; /* here is the envelope located */
 770             /* redefine the message for picking up the attachments */
 771             $message = $message->entities[0];
 772
 773         } else {
 774             $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain'));
 775             if (!count($entities)) {
 776                 $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain','text/html'));
 777             }
 778             $orig_header = $message->rfc822_header;
 779         }
 780
 781         $type0 = $message->type0;
 782         $type1 = $message->type1;
 783         foreach ($entities as $ent) {
 784             $msg = $message->getEntity($ent);
 785             $type0 = $msg->type0;
 786             $type1 = $msg->type1;
 787             $unencoded_bodypart = mime_fetch_body($imapConnection, $passed_id, $ent);
 788             $body_part_entity = $message->getEntity($ent);
 789             $bodypart = decodeBody($unencoded_bodypart,
 790                     $body_part_entity->header->encoding);
 791             if ($type1 == 'html') {
 792                 $bodypart = str_replace("\n", ' ', $bodypart);
 793                 $bodypart = preg_replace(array('/<\/?p>/i','/<div><\/div>/i','/<br\s*(\/)*>/i','/<\/?div>/i'), "\n", $bodypart);
 794                 $bodypart = str_replace(array('&nbsp;','&gt;','&lt;'),array(' ','>','<'),$bodypart);
 795                 $bodypart = strip_tags($bodypart);
 796             }
 797             if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
 798                     function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode')) {
 799                 if (mb_detect_encoding($bodypart) != 'ASCII') {
 800                     $bodypart = call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode', $bodypart);
 801                 }
 802             }
 803
 804             // charset encoding in compose form stuff
 805             if (isset($body_part_entity->header->parameters['charset'])) {
 806                 $actual = $body_part_entity->header->parameters['charset'];
 807             } else {
 808                 $actual = 'us-ascii';
 809             }
 810
 811             if ( $actual && is_conversion_safe($actual) && $actual != $default_charset){
 812                 $bodypart = charset_convert($actual,$bodypart,$default_charset,false);
 813             }
 814             // end of charset encoding in compose
 815
 816             $body .= $bodypart;
 817         }
 818         if ($default_use_priority) {
 819             $mailprio = substr($orig_header->priority,0,1);
 820             if (!$mailprio) {
 821                 $mailprio = 3;
 822             }
 823         } else {
 824             $mailprio = '';
 825         }
 826
 827         $from_o = $orig_header->from;
 828         if (is_array($from_o)) {
 829             if (isset($from_o[0])) {
 830                 $from_o = $from_o[0];
 831             }
 832         }
 833         if (is_object($from_o)) {
 834             $orig_from = $from_o->getAddress();
 835         } else {
 836             $orig_from = '';
 837         }
 838
 839         $identities = array();
 840         if (count($idents) > 1) {
 841             foreach($idents as $nr=>$data) {
 842                 $enc_from_name = '"'.$data['full_name'].'" <'. $data['email_address'].'>';
 843                 if($enc_from_name == $orig_from) {
 844                     $identity = $nr;
 845                     break;
 846                 }
 847                 $identities[] = $enc_from_name;
 848             }
 849
 850             $identity_match = $orig_header->findAddress($identities);
 851             if ($identity_match) {
 852                 $identity = $identity_match;
 853             }
 854         }
 855
 856         switch ($action) {
 857             case ('draft'):
 858                 $use_signature = FALSE;
 859                 $composeMessage->rfc822_header = $orig_header;
 860                 $send_to = decodeHeader($orig_header->getAddr_s('to'),false,false,true);
 861                 $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,false,true);
 862                 $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,false,true);
 863                 $send_from = $orig_header->getAddr_s('from');
 864                 $send_from_parts = new AddressStructure();
 865                 $send_from_parts = $orig_header->parseAddress($send_from);
 866                 $send_from_add = $send_from_parts->mailbox . '@' . $send_from_parts->host;
 867                 $identity = find_identity(array($send_from_add));
 868                 $subject = decodeHeader($orig_header->subject,false,false,true);
 869
 870                 // Remember the receipt settings
 871                 $request_mdn = $mdn_user_support && !empty($orig_header->dnt) ? '1' : '0';
 872                 $request_dr = $mdn_user_support && !empty($orig_header->drnt) ? '1' : '0';
 873
 874                 /* remember the references and in-reply-to headers in case of an reply */
 875                 $composeMessage->rfc822_header->more_headers['References'] = $orig_header->references;
 876                 $composeMessage->rfc822_header->more_headers['In-Reply-To'] = $orig_header->in_reply_to;
 877                 // rewrap the body to clean up quotations and line lengths
 878                 sqBodyWrap($body, $editor_size);
 879                 $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 880                 break;
 881             case ('edit_as_new'):
 882                 $send_to = decodeHeader($orig_header->getAddr_s('to'),false,false,true);
 883                 $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,false,true);
 884                 $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,false,true);
 885                 $subject = decodeHeader($orig_header->subject,false,false,true);
 886                 $mailprio = $orig_header->priority;
 887                 $orig_from = '';
 888                 $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 889                 // rewrap the body to clean up quotations and line lengths
 890                 sqBodyWrap($body, $editor_size);
 891                 break;
 892             case ('forward'):
 893                 $send_to = '';
 894                 $subject = getforwardSubject(decodeHeader($orig_header->subject,false,false,true));
 895                 $body = getforwardHeader($orig_header) . $body;
 896                 // the logic for calling sqUnWordWrap here would be to allow the browser to wrap the lines
 897                 // forwarded message text should be as undisturbed as possible, so commenting out this call
 898                 // sqUnWordWrap($body);
 899                 $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 900
 901                 //add a blank line after the forward headers
 902                 $body = "\n" . $body;
 903                 break;
 904             case ('forward_as_attachment'):
 905                 $subject = getforwardSubject(decodeHeader($orig_header->subject,false,false,true));
 906                 $composeMessage = getMessage_RFC822_Attachment($message, $composeMessage, $passed_id, $passed_ent_id, $imapConnection);
 907                 $body = '';
 908                 break;
 909             case ('reply_all'):
 910                 if(isset($orig_header->mail_followup_to) && $orig_header->mail_followup_to) {
 911                     $send_to = $orig_header->getAddr_s('mail_followup_to');
 912                 } else {
 913                     $send_to_cc = replyAllString($orig_header);
 914                     $send_to_cc = decodeHeader($send_to_cc,false,false,true);
 915                 }
 916             case ('reply'):
 917                 // skip this if send_to was already set right above here
 918                 if(!$send_to) {
 919                     $send_to = $orig_header->reply_to;
 920                     if (is_array($send_to) && count($send_to)) {
 921                         $send_to = $orig_header->getAddr_s('reply_to');
 922                     } else if (is_object($send_to)) { /* unneccesarry, just for failsafe purpose */
 923                         $send_to = $orig_header->getAddr_s('reply_to');
 924                     } else {
 925                         $send_to = $orig_header->getAddr_s('from');
 926                     }
 927                 }
 928                 $send_to = decodeHeader($send_to,false,false,true);
 929                 $subject = decodeHeader($orig_header->subject,false,false,true);
 930                 $subject = str_replace('"', "'", $subject);
 931                 $subject = trim($subject);
 932                 if (substr(strtolower($subject), 0, 3) != 're:') {
 933                     $subject = 'Re: ' . $subject;
 934                 }
 935                 /* this corrects some wrapping/quoting problems on replies */
 936                 $rewrap_body = explode("\n", $body);
 937                 $from = (is_array($orig_header->from) && !empty($orig_header->from)) ? $orig_header->from[0] : $orig_header->from;
 938                 $body = '';
 939                 $strip_sigs = getPref($data_dir, $username, 'strip_sigs');
 940                 foreach ($rewrap_body as $line) {
 941                     if ($strip_sigs && substr($line,0,3) == '-- ') {
 942                         break;
 943                     }
 944                     if (preg_match("/^(>+)/", $line, $matches)) {
 945                         $gt = $matches[1];
 946                         $body .= $body_quote . str_replace("\n", "\n$body_quote$gt ", rtrim($line)) ."\n";
 947                     } else {
 948                         $body .= $body_quote . (!empty($body_quote) ? ' ' : '') . str_replace("\n", "\n$body_quote" . (!empty($body_quote) ? ' ' : ''), rtrim($line)) . "\n";
 949                     }
 950                 }
 951
 952                 //rewrap the body to clean up quotations and line lengths
 953                 $body = sqBodyWrap ($body, $editor_size);
 954
 955                 $body = getReplyCitation($from , $orig_header->date) . $body;
 956                 $composeMessage->reply_rfc822_header = $orig_header;
 957
 958                 break;
 959             default:
 960                 break;
 961         }
 962         $compose_messages[$session] = $composeMessage;
 963         sqsession_register($compose_messages, 'compose_messages');
 964         session_write_close();
 965         sqimap_logout($imapConnection);
 966     }
 967     $ret = array( 'send_to' => $send_to,
 968             'send_to_cc' => $send_to_cc,
 969             'send_to_bcc' => $send_to_bcc,
 970             'subject' => $subject,
 971             'mailprio' => $mailprio,
 972             'body' => $body,
 973             'identity' => $identity );
 974
 975     return ($ret);
 976 } /* function newMail() */
 977
 978 /**
 979  * downloads attachments from original message, stores them in attachment directory and adds
 980  * them to composed message.
 981  * @param object $message
 982  * @param object $composeMessage
 983  * @param integer $passed_id
 984  * @param mixed $entities
 985  * @param mixed $imapConnection
 986  * @return object
 987  */
 988 function getAttachments($message, &$composeMessage, $passed_id, $entities, $imapConnection) {
 989     global $squirrelmail_language, $languages;
 990
 991     if (!count($message->entities) ||
 992             ($message->type0 == 'message' && $message->type1 == 'rfc822')) {
 993         if ( !in_array($message->entity_id, $entities) && $message->entity_id) {
 994             switch ($message->type0) {
 995                 case 'message':
 996                     if ($message->type1 == 'rfc822') {
 997                         $filename = $message->rfc822_header->subject;
 998                         if ($filename == "") {
 999                             $filename = "untitled-".$message->entity_id;
1000                         }
1001                         $filename .= '.msg';
1002                     } else {
1003                         $filename = $message->getFilename();
1004                     }
1005                     break;
1006                 default:
1007                     if (!$message->mime_header) { /* temporary hack */
1008                         $message->mime_header = $message->header;
1009                     }
1010                     $filename = $message->getFilename();
1011                     break;
1012             }
1013             $filename = str_replace('&#32;', ' ', decodeHeader($filename));
1014             if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
1015                     function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_encode')) {
1016                 $filename =  call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_encode', $filename);
1017             }
1018             $localfilename = sq_get_attach_tempfile();
1019             $message->att_local_name = $localfilename;
1020
1021             $composeMessage->initAttachment($message->type0.'/'.$message->type1,$filename,
1022                     $localfilename);
1023
1024             /* Write Attachment to file */
1025             $fp = fopen ($localfilename, 'wb');
1026             mime_print_body_lines ($imapConnection, $passed_id, $message->entity_id, $message->header->encoding, $fp);
1027             fclose ($fp);
1028         }
1029     } else {
1030         for ($i=0, $entCount=count($message->entities); $i<$entCount;$i++) {
1031             $composeMessage=getAttachments($message->entities[$i], $composeMessage, $passed_id, $entities, $imapConnection);
1032         }
1033     }
1034     return $composeMessage;
1035 }
1036
1037 function getMessage_RFC822_Attachment($message, $composeMessage, $passed_id,
1038         $passed_ent_id='', $imapConnection) {
1039     if (!$passed_ent_id) {
1040         $body_a = sqimap_run_command($imapConnection,
1041                 'FETCH '.$passed_id.' RFC822',
1042                 TRUE, $response, $readmessage,
1043                 TRUE);
1044     } else {
1045         $body_a = sqimap_run_command($imapConnection,
1046                 'FETCH '.$passed_id.' BODY['.$passed_ent_id.']',
1047                 TRUE, $response, $readmessage, TRUE);
1048         $message = $message->parent;
1049     }
1050     if ($response == 'OK') {
1051         $subject = encodeHeader($message->rfc822_header->subject);
1052         array_shift($body_a);
1053         array_pop($body_a);
1054         $body = implode('', $body_a) . "\r\n";
1055
1056         $localfilename = sq_get_attach_tempfile();
1057         $fp = fopen($localfilename, 'wb');
1058         fwrite ($fp, $body);
1059         fclose($fp);
1060         $composeMessage->initAttachment('message/rfc822',$subject.'.msg',
1061                 $localfilename);
1062     }
1063     return $composeMessage;
1064 }
1065
1066 function showInputForm ($session, $values=false) {
1067     global $send_to, $send_to_cc, $send_to_bcc,
1068         $body, $startMessage, $action,
1069         $use_signature, $signature, $prefix_sig,
1070         $editor_size, $editor_height, $subject, $newmail,
1071         $use_javascript_addr_book, $passed_id, $mailbox,
1072         $from_htmladdr_search, $location_of_buttons, $attachment_dir,
1073         $username, $data_dir, $identity, $idents, $delete_draft,
1074         $mailprio, $compose_new_win, $saved_draft, $mail_sent, $sig_first,
1075         $compose_messages, $composesession, $default_charset,
1076         $compose_onsubmit, $oTemplate, $oErrorHandler;
1077
1078     if (checkForJavascript()) {
1079         $onfocus = ' onfocus="alreadyFocused=true;"';
1080         $onfocus_array = array('onfocus' => 'alreadyFocused=true;');
1081     }
1082     else {
1083         $onfocus = '';
1084         $onfocus_array = array();
1085     }
1086
1087     $composeMessage = $compose_messages[$session];
1088     if ($values) {
1089         $send_to = $values['send_to'];
1090         $send_to_cc = $values['send_to_cc'];
1091         $send_to_bcc = $values['send_to_bcc'];
1092         $subject = $values['subject'];
1093         $mailprio = $values['mailprio'];
1094         $body = $values['body'];
1095         $identity = (int) $values['identity'];
1096     } else {
1097         $send_to = decodeHeader($send_to, true, false);
1098         $send_to_cc = decodeHeader($send_to_cc, true, false);
1099         $send_to_bcc = decodeHeader($send_to_bcc, true, false);
1100     }
1101
1102     if ($use_javascript_addr_book) {
1103         echo "\n". '<script type="text/javascript">'."\n<!--\n" .
1104             'function open_abook() { ' . "\n" .
1105             '  var nwin = window.open("addrbook_popup.php","abookpopup",' .
1106             '"width=670,height=300,resizable=yes,scrollbars=yes");' . "\n" .
1107             '  if((!nwin.opener) && (document.windows != null))' . "\n" .
1108             '    nwin.opener = document.windows;' . "\n" .
1109             "}\n" .
1110             "// -->\n</script>\n\n";
1111     }
1112
1113     echo "\n" . '<form name="compose" action="compose.php" method="post" ' .
1114         'enctype="multipart/form-data"';
1115
1116     $compose_onsubmit = array();
1117     global $null;
1118     do_hook('compose_form', $null);
1119
1120     // Plugins that use compose_form hook can add an array entry
1121     // to the globally scoped $compose_onsubmit; we add them up
1122     // here and format the form tag's full onsubmit handler.
1123     // Each plugin should use "return false" if they need to
1124     // stop form submission but otherwise should NOT use "return
1125     // true" to give other plugins the chance to do what they need
1126     // to do; SquirrelMail itself will add the final "return true".
1127     // Onsubmit text is enclosed inside of double quotes, so plugins
1128     // need to quote accordingly.
1129     if (checkForJavascript()) {
1130         $onsubmit_text = ' onsubmit="';
1131         if (empty($compose_onsubmit))
1132             $compose_onsubmit = array();
1133         else if (!is_array($compose_onsubmit))
1134             $compose_onsubmit = array($compose_onsubmit);
1135
1136         foreach ($compose_onsubmit as $text) {
1137             $text = trim($text);
1138             if (substr($text, -1) != ';' && substr($text, -1) != '}')
1139                 $text .= '; ';
1140             $onsubmit_text .= $text;
1141         }
1142
1143         echo $onsubmit_text . ' return true;"';
1144     }
1145
1146
1147     echo ">\n";
1148
1149     echo addHidden('startMessage', $startMessage);
1150
1151     if ($action == 'draft') {
1152         echo addHidden('delete_draft', $passed_id);
1153     }
1154     if (isset($delete_draft)) {
1155         echo addHidden('delete_draft', $delete_draft);
1156     }
1157     if (isset($session)) {
1158         echo addHidden('session', $session);
1159     }
1160
1161     if (isset($passed_id)) {
1162         echo addHidden('passed_id', $passed_id);
1163     }
1164
1165     if ($saved_draft == 'yes') {
1166         $oTemplate->assign('note', _("Your draft has been saved."));
1167         $oTemplate->display('note.tpl');
1168     }
1169     if ($mail_sent == 'yes') {
1170         $oTemplate->assign('note', _("Your mail has been sent."));
1171         $oTemplate->display('note.tpl');
1172     }
1173     if ($compose_new_win == '1') {
1174         $oTemplate->display('compose_newwin_close.tpl');
1175     }
1176
1177     if ($location_of_buttons == 'top') {
1178         showComposeButtonRow();
1179     }
1180
1181     $identities = array();
1182     if (count($idents) > 1) {
1183         reset($idents);
1184         foreach($idents as $id => $data) {
1185             $identities[$id] = $data['full_name'].' &lt;'.$data['email_address'].'&gt;';
1186         }
1187     }
1188
1189     $oTemplate->assign('identities', $identities);
1190     $oTemplate->assign('identity_def', $identity);
1191     $oTemplate->assign('input_onfocus', 'onfocus="'.join(' ', $onfocus_array).'"');
1192
1193     $oTemplate->assign('to', htmlspecialchars($send_to));
1194     $oTemplate->assign('cc', htmlspecialchars($send_to_cc));
1195     $oTemplate->assign('bcc', htmlspecialchars($send_to_bcc));
1196     $oTemplate->assign('subject', htmlspecialchars($subject));
1197
1198     $oTemplate->display('compose_header.tpl');
1199
1200     if ($location_of_buttons == 'between') {
1201         showComposeButtonRow();
1202     }
1203
1204     $body_str = '';
1205     if ($use_signature == true && $newmail == true && !isset($from_htmladdr_search)) {
1206         $signature = $idents[$identity]['signature'];
1207
1208         if ($sig_first == '1') {
1209             /*
1210              * FIXME: test is specific to ja_JP translation implementation.
1211              * This test might apply incorrect conversion to other translations, but
1212              * use of 7bit iso-2022-jp charset in other translations might have other
1213              * issues too.
1214              */
1215             if ($default_charset == 'iso-2022-jp') {
1216                 $body_str = "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1217             } else {
1218                 $body_str = "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
1219             }
1220             $body_str .= "\n\n".htmlspecialchars(decodeHeader($body,false,false));
1221         } else {
1222             $body_str = "\n\n".htmlspecialchars(decodeHeader($body,false,false));
1223             // FIXME: test is specific to ja_JP translation implementation. See above comments.
1224             if ($default_charset == 'iso-2022-jp') {
1225                 $body_str .= "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1226             } else {
1227                 $body_str .= "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
1228             }
1229         }
1230     } else {
1231         $body_str = htmlspecialchars(decodeHeader($body,false,false));
1232     }
1233
1234     $oTemplate->assign('editor_width', (int)$editor_size);
1235     $oTemplate->assign('editor_height', (int)$editor_height);
1236     $oTemplate->assign('input_onfocus', 'onfocus="'.join(' ', $onfocus_array).'"');
1237     $oTemplate->assign('body', $body_str);
1238     $oTemplate->assign('show_bottom_send', $location_of_buttons!='bottom');
1239
1240     $oTemplate->display ('compose_body.tpl');
1241
1242     if ($location_of_buttons == 'bottom') {
1243         showComposeButtonRow();
1244     }
1245
1246     /* This code is for attachments */
1247     if ((bool) ini_get('file_uploads')) {
1248
1249         /* Calculate the max size for an uploaded file.
1250          * This is advisory for the user because we can't actually prevent
1251          * people to upload too large files. */
1252         $sizes = array();
1253         /* php.ini vars which influence the max for uploads */
1254         $configvars = array('post_max_size', 'memory_limit', 'upload_max_filesize');
1255         foreach($configvars as $var) {
1256             /* skip 0 or empty values, and -1 which means 'unlimited' */
1257             if( $size = getByteSize(ini_get($var)) ) {
1258                 if ( $size != '-1' ) {
1259                     $sizes[] = $size;
1260                 }
1261             }
1262         }
1263
1264         $attach = array();
1265         // composeMessage can be empty when coming from a restored session
1266         if (is_object($composeMessage) && $composeMessage->entities) {
1267             foreach ($composeMessage->entities as $key => $attachment) {
1268                 $attached_file = $attachment->att_local_name;
1269                 if ($attachment->att_local_name || $attachment->body_part) {
1270                     $attached_filename = decodeHeader($attachment->mime_header->getParameter('name'));
1271                     $type = $attachment->mime_header->type0.'/'.
1272                         $attachment->mime_header->type1;
1273
1274                     $a = array();
1275                     $a['Key'] = $key;
1276                     $a['FileName'] = $attached_filename;
1277                     $a['ContentType'] = $type;
1278                     $a['Size'] = filesize($attached_file);
1279                     $attach[$key] = $a;
1280                 }
1281             }
1282         }
1283
1284         $max = min($sizes);
1285         $oTemplate->assign('max_file_size', empty($max) ? -1 : $max);
1286         $oTemplate->assign('attachments', $attach);
1287
1288         $oTemplate->display('compose_attachments.tpl');
1289     } // End of file_uploads if-block
1290     /* End of attachment code */
1291
1292 //FIXME: no direct echoing to browser, no HTML output in core!
1293     echo addHidden('username', $username).
1294          addHidden('smaction', $action).
1295          addHidden('mailbox', $mailbox);
1296     /*
1297        store the complete ComposeMessages array in a hidden input value
1298        so we can restore them in case of a session timeout.
1299      */
1300     sqgetGlobalVar('QUERY_STRING', $queryString, SQ_SERVER);
1301 //FIXME: no direct echoing to browser, no HTML output in core!
1302     echo addHidden('restoremessages', urlencode(serialize($compose_messages))).
1303         addHidden('composesession', $composesession).
1304         addHidden('querystring', $queryString).
1305         "</form>\n";
1306     if (!(bool) ini_get('file_uploads')) {
1307         /* File uploads are off, so we didn't show that part of the form.
1308            To avoid bogus bug reports, tell the user why. */
1309 //FIXME: no direct echoing to browser, no HTML output in core!
1310         echo '<p style="text-align:center">'
1311             . _("Because PHP file uploads are turned off, you can not attach files to this message. Please see your system administrator for details.")
1312             . "</p>\r\n";
1313     }
1314
1315     if ($compose_new_win=='1') {
1316         $oTemplate->display('compose_newwin_close.tpl');
1317     }
1318
1319     do_hook('compose_bottom', $null);
1320
1321     $oErrorHandler->setDelayedErrors(false);
1322     $oTemplate->display('footer.tpl');
1323 }
1324
1325
1326 function showComposeButtonRow() {
1327     global $use_javascript_addr_book, $save_as_draft,
1328         $default_use_priority, $mailprio, $default_use_mdn,
1329         $request_mdn, $request_dr,
1330         $data_dir, $username;
1331
1332     global $oTemplate, $buffer_hook;
1333
1334     if ($default_use_priority) {
1335         $priorities = array('1'=>_("High"), '3'=>_("Normal"), '5'=>_("Low"));
1336         $priority = isset($mailprio) ? $mailprio : 3;
1337     } else {
1338         $priorities = array();
1339         $priority = NULL;
1340     }
1341
1342     $mdn_user_support=getPref($data_dir, $username, 'mdn_user_support',$default_use_mdn);
1343
1344     if ($use_javascript_addr_book && checkForJavascript()) {
1345         $addr_book = addButton(_("Addresses"), null, array('onclick' => 'javascript:open_abook();'));
1346     } else {
1347         $addr_book = addSubmit(_("Addresses"), 'html_addr_search');
1348     }
1349
1350     $oTemplate->assign('allow_priority', $default_use_priority==1);
1351     $oTemplate->assign('priority_list', $priorities);
1352     $oTemplate->assign('current_priority', $priority);
1353
1354     $oTemplate->assign('notifications_enabled', $mdn_user_support==1);
1355     $oTemplate->assign('read_receipt', $request_mdn=='1');
1356     $oTemplate->assign('delivery_receipt', $request_dr=='1');
1357
1358     $oTemplate->assign('drafts_enabled', $save_as_draft);
1359     $oTemplate->assign('address_book_button', $addr_book);
1360
1361     $oTemplate->display('compose_buttons.tpl');
1362 }
1363
1364 function checkInput ($show) {
1365     /*
1366      * I implemented the $show variable because the error messages
1367      * were getting sent before the page header.  So, I check once
1368      * using $show=false, and then when i'm ready to display the error
1369      * message, show=true
1370      */
1371     global $send_to, $send_to_cc, $send_to_bcc;
1372
1373     $send_to = trim($send_to);
1374     $send_to_cc = trim($send_to_cc);
1375     $send_to_bcc = trim($send_to_bcc);
1376     if (empty($send_to) && empty($send_to_cc) && empty($send_to_bcc)) {
1377         if ($show) {
1378             plain_error_message(_("You have not filled in the \"To:\" field."));
1379         }
1380         return false;
1381     }
1382     return true;
1383 } /* function checkInput() */
1384
1385
1386 /* True if FAILURE */
1387 function saveAttachedFiles($session) {
1388     global $compose_messages;
1389
1390     /* get out of here if no file was attached at all */
1391     if (! is_uploaded_file($_FILES['attachfile']['tmp_name']) ) {
1392         return true;
1393     }
1394
1395     $localfilename = sq_get_attach_tempfile();
1396
1397     // m_u_f works better with restricted PHP installs (safe_mode, open_basedir),
1398     // if that doesn't work, try a simple rename.
1399     if (!@move_uploaded_file($_FILES['attachfile']['tmp_name'],$localfilename)) {
1400         if (!@rename($_FILES['attachfile']['tmp_name'], $localfilename)) {
1401             return true;
1402         }
1403     }
1404     $message = $compose_messages[$session];
1405     $type = strtolower($_FILES['attachfile']['type']);
1406     $name = $_FILES['attachfile']['name'];
1407     $message->initAttachment($type, $name, $localfilename);
1408     $compose_messages[$session] = $message;
1409     sqsession_register($compose_messages , 'compose_messages');
1410 }
1411
1412 /* parse values like 8M and 2k into bytes */
1413 function getByteSize($ini_size) {
1414
1415     if(!$ini_size) {
1416         return FALSE;
1417     }
1418
1419     $ini_size = trim($ini_size);
1420
1421     // if there's some kind of letter at the end of the string we need to multiply.
1422     if(!is_numeric(substr($ini_size, -1))) {
1423
1424         switch(strtoupper(substr($ini_size, -1))) {
1425             case 'G':
1426                 $bytesize = 1073741824;
1427                 break;
1428             case 'M':
1429                 $bytesize = 1048576;
1430                 break;
1431             case 'K':
1432                 $bytesize = 1024;
1433                 break;
1434         }
1435
1436         return ($bytesize * (int)substr($ini_size, 0, -1));
1437     }
1438
1439     return $ini_size;
1440 }
1441
1442
1443 /**
1444  * temporary function to make use of the deliver class.
1445  * In the future the responsible backend should be automaticly loaded
1446  * and conf.pl should show a list of available backends.
1447  * The message also should be constructed by the message class.
1448  */
1449 function deliverMessage($composeMessage, $draft=false) {
1450     global $send_to, $send_to_cc, $send_to_bcc, $mailprio, $subject, $body,
1451         $username, $identity, $idents, $data_dir,
1452         $request_mdn, $request_dr, $default_charset, $useSendmail,
1453         $domain, $action, $default_move_to_sent, $move_to_sent,
1454         $imapServerAddress, $imapPort, $sent_folder, $key;
1455
1456     $rfc822_header = $composeMessage->rfc822_header;
1457
1458     $abook = addressbook_init(false, true);
1459     $rfc822_header->to = $rfc822_header->parseAddress($send_to,true, array(), '', $domain, array(&$abook,'lookup'));
1460     $rfc822_header->cc = $rfc822_header->parseAddress($send_to_cc,true,array(), '',$domain, array(&$abook,'lookup'));
1461     $rfc822_header->bcc = $rfc822_header->parseAddress($send_to_bcc,true, array(), '',$domain, array(&$abook,'lookup'));
1462     $rfc822_header->priority = $mailprio;
1463     $rfc822_header->subject = $subject;
1464
1465     $special_encoding='';
1466     if (strtolower($default_charset) == 'iso-2022-jp') {
1467         if (mb_detect_encoding($body) == 'ASCII') {
1468             $special_encoding = '8bit';
1469         } else {
1470             $body = mb_convert_encoding($body, 'JIS');
1471             $special_encoding = '7bit';
1472         }
1473     }
1474     $composeMessage->setBody($body);
1475
1476     $reply_to = '';
1477     $reply_to  = $idents[$identity]['reply_to'];
1478
1479     $from_addr = build_from_header($identity);
1480     $rfc822_header->from = $rfc822_header->parseAddress($from_addr,true);
1481     if ($reply_to) {
1482         $rfc822_header->reply_to = $rfc822_header->parseAddress($reply_to,true);
1483     }
1484     /* Receipt: On Read */
1485     if (isset($request_mdn) && $request_mdn) {
1486         $rfc822_header->dnt = $rfc822_header->parseAddress($from_addr,true);
1487     } elseif (isset($rfc822_header->dnt)) {
1488         unset($rfc822_header->dnt);
1489     }
1490
1491     /* Receipt: On Delivery */
1492     if (isset($request_dr) && $request_dr) {
1493         $rfc822_header->more_headers['Return-Receipt-To'] = $from->mailbox.'@'.$from->domain;
1494     } elseif (isset($rfc822_header->more_headers['Return-Receipt-To'])) {
1495         unset($rfc822_header->more_headers['Return-Receipt-To']);
1496     }
1497
1498     /* multipart messages */
1499     if (count($composeMessage->entities)) {
1500         $message_body = new Message();
1501         $message_body->body_part = $composeMessage->body_part;
1502         $composeMessage->body_part = '';
1503         $mime_header = new MessageHeader;
1504         $mime_header->type0 = 'text';
1505         $mime_header->type1 = 'plain';
1506         if ($special_encoding) {
1507             $mime_header->encoding = $special_encoding;
1508         } else {
1509             $mime_header->encoding = '8bit';
1510         }
1511         if ($default_charset) {
1512             $mime_header->parameters['charset'] = $default_charset;
1513         }
1514         $message_body->mime_header = $mime_header;
1515         array_unshift($composeMessage->entities, $message_body);
1516         $content_type = new ContentType('multipart/mixed');
1517     } else {
1518         $content_type = new ContentType('text/plain');
1519         if ($special_encoding) {
1520             $rfc822_header->encoding = $special_encoding;
1521         } else {
1522             $rfc822_header->encoding = '8bit';
1523         }
1524         if ($default_charset) {
1525             $content_type->properties['charset']=$default_charset;
1526         }
1527     }
1528
1529     $rfc822_header->content_type = $content_type;
1530     $composeMessage->rfc822_header = $rfc822_header;
1531
1532     /* Here you can modify the message structure just before we hand
1533        it over to deliver; plugin authors note that $composeMessage
1534        is sent and modified by reference since 1.5.2 */
1535     do_hook('compose_send', $composeMessage);
1536
1537     if (!$useSendmail && !$draft) {
1538         require_once(SM_PATH . 'class/deliver/Deliver_SMTP.class.php');
1539         $deliver = new Deliver_SMTP();
1540         global $smtpServerAddress, $smtpPort, $pop_before_smtp;
1541
1542         $authPop = (isset($pop_before_smtp) && $pop_before_smtp) ? true : false;
1543         get_smtp_user($user, $pass);
1544         $stream = $deliver->initStream($composeMessage,$domain,0,
1545                 $smtpServerAddress, $smtpPort, $user, $pass, $authPop);
1546     } elseif (!$draft) {
1547         require_once(SM_PATH . 'class/deliver/Deliver_SendMail.class.php');
1548         global $sendmail_path, $sendmail_args;
1549         // Check for outdated configuration
1550         if (!isset($sendmail_args)) {
1551             if ($sendmail_path=='/var/qmail/bin/qmail-inject') {
1552                 $sendmail_args = '';
1553             } else {
1554                 $sendmail_args = '-i -t';
1555             }
1556         }
1557         $deliver = new Deliver_SendMail(array('sendmail_args'=>$sendmail_args));
1558         $stream = $deliver->initStream($composeMessage,$sendmail_path);
1559     } elseif ($draft) {
1560         global $draft_folder;
1561         require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1562         $imap_stream = sqimap_login($username, false, $imapServerAddress,
1563                 $imapPort, 0);
1564         if (sqimap_mailbox_exists ($imap_stream, $draft_folder)) {
1565             require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1566             $imap_deliver = new Deliver_IMAP();
1567             $length = $imap_deliver->mail($composeMessage);
1568             sqimap_append ($imap_stream, $draft_folder, $length);
1569             $imap_deliver->mail($composeMessage, $imap_stream);
1570             sqimap_append_done ($imap_stream, $draft_folder);
1571             sqimap_logout($imap_stream);
1572             unset ($imap_deliver);
1573             $composeMessage->purgeAttachments();
1574             return $length;
1575         } else {
1576             $msg  = '<br />'.sprintf(_("Error: Draft folder %s does not exist."), htmlspecialchars($draft_folder));
1577             plain_error_message($msg);
1578             return false;
1579         }
1580     }
1581     $success = false;
1582     if ($stream) {
1583         $length = $deliver->mail($composeMessage, $stream);
1584         $success = $deliver->finalizeStream($stream);
1585     }
1586     if (!$success) {
1587         // $deliver->dlv_server_msg is not always server's reply
1588         $msg = _("Message not sent.") . "<br />\n" .
1589             $deliver->dlv_msg;
1590         if (!empty($deliver->dlv_server_msg)) {
1591             // add 'server replied' part only when it is not empty.
1592             // Delivery error can be generated by delivery class itself
1593             $msg.='<br />' .
1594                 _("Server replied:") . ' ' . $deliver->dlv_ret_nr . ' ' .
1595                 nl2br(htmlspecialchars($deliver->dlv_server_msg));
1596         }
1597         plain_error_message($msg);
1598     } else {
1599         unset ($deliver);
1600         $move_to_sent = getPref($data_dir,$username,'move_to_sent');
1601         $imap_stream = sqimap_login($username, false, $imapServerAddress, $imapPort, 0);
1602
1603         /* Move to sent code */
1604         if (isset($default_move_to_sent) && ($default_move_to_sent != 0)) {
1605             $svr_allow_sent = true;
1606         } else {
1607             $svr_allow_sent = false;
1608         }
1609
1610         if (isset($sent_folder) && (($sent_folder != '') || ($sent_folder != 'none'))
1611                 && sqimap_mailbox_exists( $imap_stream, $sent_folder)) {
1612             $fld_sent = true;
1613         } else {
1614             $fld_sent = false;
1615         }
1616
1617         if ((isset($move_to_sent) && ($move_to_sent != 0)) || (!isset($move_to_sent))) {
1618             $lcl_allow_sent = true;
1619         } else {
1620             $lcl_allow_sent = false;
1621         }
1622
1623         global $passed_id, $mailbox;
1624         if (($fld_sent && $svr_allow_sent && !$lcl_allow_sent) || ($fld_sent && $lcl_allow_sent)) {
1625             if ($action == 'reply' || $action == 'reply_all') {
1626                 $save_reply_with_orig=getPref($data_dir,$username,'save_reply_with_orig');
1627                 if ($save_reply_with_orig) {
1628                     $sent_folder = $mailbox;
1629                 }
1630             }
1631             sqimap_append ($imap_stream, $sent_folder, $length);
1632             require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1633             $imap_deliver = new Deliver_IMAP();
1634             $imap_deliver->mail($composeMessage, $imap_stream);
1635             sqimap_append_done ($imap_stream, $sent_folder);
1636             unset ($imap_deliver);
1637         }
1638
1639         global $what, $iAccount, $startMessage;
1640
1641         $composeMessage->purgeAttachments();
1642         if ($action=='reply' || $action=='reply_all' || $action=='forward' || $action=='forward_as_attachment') {
1643             require(SM_PATH . 'functions/mailbox_display.php');
1644             $aMailbox = sqm_api_mailbox_select($imap_stream, $iAccount, $mailbox,array('setindex' => $what, 'offset' => $startMessage),array());
1645             switch($action) {
1646             case 'reply':
1647             case 'reply_all':
1648                 // check if we are allowed to set the \\Answered flag
1649                 if (in_array('\\answered',$aMailbox['PERMANENTFLAGS'], true)) {
1650                     $aUpdatedMsgs = sqimap_toggle_flag($imap_stream, array($passed_id), '\\Answered', true, false);
1651                     if (isset($aUpdatedMsgs[$passed_id]['FLAGS'])) {
1652                         /**
1653                         * Only update the cached headers if the header is
1654                         * cached.
1655                         */
1656                         if (isset($aMailbox['MSG_HEADERS'][$passed_id])) {
1657                             $aMailbox['MSG_HEADERS'][$passed_id]['FLAGS'] = $aMsg['FLAGS'];
1658                         }
1659                     }
1660                 }
1661                 break;
1662             case 'forward':
1663             case 'forward_as_attachment':
1664                 // check if we are allowed to set the $Forwarded flag (RFC 4550 paragraph 2.8)
1665                 if (in_array('$forwarded',$aMailbox['PERMANENTFLAGS'], true) ||
1666                     in_array('\\*',$aMailbox['PERMANENTFLAGS'])) {
1667
1668                     $aUpdatedMsgs = sqimap_toggle_flag($imap_stream, array($passed_id), '$Forwarded', true, false);
1669                     if (isset($aUpdatedMsgs[$passed_id]['FLAGS'])) {
1670                         if (isset($aMailbox['MSG_HEADERS'][$passed_id])) {
1671                             $aMailbox['MSG_HEADERS'][$passed_id]['FLAGS'] = $aMsg['FLAGS'];
1672                         }
1673                     }
1674                 }
1675                 break;
1676             }
1677
1678             /**
1679              * Write mailbox with updated seen flag information back to cache.
1680              */
1681             if(isset($aUpdatedMsgs[$passed_id])) {
1682                 $mailbox_cache[$iAccount.'_'.$aMailbox['NAME']] = $aMailbox;
1683                 sqsession_register($mailbox_cache,'mailbox_cache');
1684             }
1685
1686             sqimap_logout($imap_stream);
1687         }
1688     }
1689     return $success;
1690 }