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 /* SquirrelMail required files. */
  25 require_once(SM_PATH . 'functions/imap_general.php');
  26 require_once(SM_PATH . 'functions/imap_messages.php');
  27 require_once(SM_PATH . 'functions/date.php');
  28 require_once(SM_PATH . 'functions/mime.php');
  29 require_once(SM_PATH . 'functions/compose.php');
  30 require_once(SM_PATH . 'class/deliver/Deliver.class.php');
  31 require_once(SM_PATH . 'functions/addressbook.php');
  32 require_once(SM_PATH . 'functions/forms.php');
  33 require_once(SM_PATH . 'functions/identity.php');
  34
  35 /* --------------------- Get globals ------------------------------------- */
  36
  37 /** SESSION VARS */
  38 sqgetGlobalVar('delimiter', $delimiter,     SQ_SESSION);
  39
  40 sqgetGlobalVar('composesession',    $composesession,    SQ_SESSION);
  41 sqgetGlobalVar('compose_messages',  $compose_messages,  SQ_SESSION);
  42 sqgetGlobalVar('delayed_errors',  $delayed_errors,  SQ_SESSION);
  43
  44 // Turn on delayed error handling in case we wind up redirecting below
  45 $oErrorHandler->setDelayedErrors(true);
  46
  47 /** SESSION/POST/GET VARS */
  48 sqgetGlobalVar('session',$session);
  49 sqgetGlobalVar('mailbox',$mailbox);
  50 if(!sqgetGlobalVar('identity',$identity)) {
  51     $identity=0;
  52 }
  53 sqgetGlobalVar('send_to',$send_to);
  54 sqgetGlobalVar('send_to_cc',$send_to_cc);
  55 sqgetGlobalVar('send_to_bcc',$send_to_bcc);
  56 sqgetGlobalVar('subject',$subject);
  57 sqgetGlobalVar('body',$body);
  58 sqgetGlobalVar('mailprio',$mailprio);
  59 sqgetGlobalVar('request_mdn',$request_mdn);
  60 sqgetGlobalVar('request_dr',$request_dr);
  61 sqgetGlobalVar('html_addr_search',$html_addr_search);
  62 sqgetGlobalVar('mail_sent',$mail_sent);
  63 sqgetGlobalVar('passed_id',$passed_id);
  64 sqgetGlobalVar('passed_ent_id',$passed_ent_id);
  65 sqgetGlobalVar('send',$send);
  66
  67 sqgetGlobalVar('attach',$attach);
  68
  69 sqgetGlobalVar('draft',$draft);
  70 sqgetGlobalVar('draft_id',$draft_id);
  71 sqgetGlobalVar('ent_num',$ent_num);
  72 sqgetGlobalVar('saved_draft',$saved_draft);
  73
  74 if ( sqgetGlobalVar('delete_draft',$delete_draft) ) {
  75     $delete_draft = (int)$delete_draft;
  76 }
  77
  78 if ( sqgetGlobalVar('startMessage',$startMessage) ) {
  79     $startMessage = (int)$startMessage;
  80 } else {
  81     $startMessage = 1;
  82 }
  83
  84
  85 /** POST VARS */
  86 sqgetGlobalVar('sigappend',             $sigappend,                 SQ_POST);
  87 sqgetGlobalVar('from_htmladdr_search',  $from_htmladdr_search,      SQ_POST);
  88 sqgetGlobalVar('addr_search_done',      $html_addr_search_done,     SQ_POST);
  89 sqgetGlobalVar('addr_search_cancel',    $html_addr_search_cancel,   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 /**
 119  * Here we decode the data passed in from mailto.php.
 120  */
 121 if ( sqgetGlobalVar('mailtodata', $mailtodata, SQ_GET) ) {
 122     $trtable = array('to'       => 'send_to',
 123                  'cc'           => 'send_to_cc',
 124                  'bcc'          => 'send_to_bcc',
 125                  'body'         => 'body',
 126                  'subject'      => 'subject');
 127     $mtdata = unserialize($mailtodata);
 128
 129     foreach ($trtable as $f => $t) {
 130         if ( !empty($mtdata[$f]) ) {
 131             $$t = $mtdata[$f];
 132         }
 133     }
 134     unset($mailtodata,$mtdata, $trtable);
 135 }
 136
 137 /* Location (For HTTP 1.1 Header("Location: ...") redirects) */
 138 $location = get_location();
 139 /* Identities (fetch only once) */
 140 $idents = get_identities();
 141
 142 /* --------------------- Specific Functions ------------------------------ */
 143
 144 function replyAllString($header) {
 145     global $include_self_reply_all, $idents;
 146     $excl_ar = array();
 147     /**
 148      * 1) Remove the addresses we'll be sending the message 'to'
 149      */
 150     if (isset($header->replyto)) {
 151         $excl_ar = $header->getAddr_a('replyto');
 152     }
 153     /**
 154      * 2) Remove our identities from the CC list (they still can be in the
 155      * TO list) only if $include_self_reply_all is turned off
 156      */
 157     if (!$include_self_reply_all) {
 158         foreach($idents as $id) {
 159             $excl_ar[strtolower(trim($id['email_address']))] = '';
 160         }
 161     }
 162
 163     /**
 164      * 3) get the addresses.
 165      */
 166     $url_replytoall_ar = $header->getAddr_a(array('to','cc'), $excl_ar);
 167
 168     /**
 169      * 4) generate the string.
 170      */
 171     $url_replytoallcc = '';
 172     foreach( $url_replytoall_ar as $email => $personal) {
 173         if ($personal) {
 174             // if personal name contains address separator then surround
 175             // the personal name with double quotes.
 176             if (strpos($personal,',') !== false) {
 177                 $personal = '"'.$personal.'"';
 178             }
 179             $url_replytoallcc .= ", $personal <$email>";
 180         } else {
 181             $url_replytoallcc .= ', '. $email;
 182         }
 183     }
 184     $url_replytoallcc = substr($url_replytoallcc,2);
 185
 186     return $url_replytoallcc;
 187 }
 188
 189 /**
 190  * creates top line in reply citations
 191  *
 192  * Line style depends on user preferences.
 193  * $orig_date argument is available only from 1.4.3 and 1.5.1 version.
 194  * @param object $orig_from From: header object.
 195  * @param integer $orig_date email's timestamp
 196  * @return string reply citation
 197  */
 198 function getReplyCitation($orig_from, $orig_date) {
 199     global $reply_citation_style, $reply_citation_start, $reply_citation_end;
 200
 201     if (!is_object($orig_from)) {
 202         $sOrig_from = '';
 203     } else {
 204         $sOrig_from = decodeHeader($orig_from->getAddress(false),false,false,true);
 205     }
 206
 207     /* First, return an empty string when no citation style selected. */
 208     if (($reply_citation_style == '') || ($reply_citation_style == 'none')) {
 209         return '';
 210     }
 211
 212     /* Make sure our final value isn't an empty string. */
 213     if ($sOrig_from == '') {
 214         return '';
 215     }
 216
 217     /* Otherwise, try to select the desired citation style. */
 218     switch ($reply_citation_style) {
 219     case 'author_said':
 220         /**
 221          * To translators: %s is for author's name
 222          */
 223         $full_reply_citation = sprintf(_("%s wrote:"),$sOrig_from);
 224         break;
 225     case 'quote_who':
 226         $start = '<quote who="';
 227         $end   = '">';
 228         $full_reply_citation = $start . $sOrig_from . $end;
 229         break;
 230     case 'date_time_author':
 231         /**
 232          * To translators:
 233          *  first %s is for date string, second %s is for author's name. Date uses
 234          *  formating from "D, F j, Y g:i a" and "D, F j, Y H:i" translations.
 235          * Example string:
 236          *  "On Sat, December 24, 2004 23:59, Santa wrote:"
 237          * If you have to put author's name in front of date string, check comments about
 238          * argument swapping at http://www.php.net/sprintf
 239          */
 240         $full_reply_citation = sprintf(_("On %s, %s wrote:"), getLongDateString($orig_date), $sOrig_from);
 241         break;
 242     case 'user-defined':
 243         $start = $reply_citation_start .
 244             ($reply_citation_start == '' ? '' : ' ');
 245         $end   = $reply_citation_end;
 246         $full_reply_citation = $start . $sOrig_from . $end;
 247         break;
 248     default:
 249         return '';
 250     }
 251
 252     /* Add line feed and return the citation string. */
 253     return ($full_reply_citation . "\n");
 254 }
 255
 256 /**
 257  * Creates header fields in forwarded email body
 258  *
 259  * $default_charset global must be set correctly before you call this function.
 260  * @param object $orig_header
 261  * @return $string
 262  */
 263 function getforwardHeader($orig_header) {
 264     global $editor_size, $default_charset;
 265
 266     // using own strlen function in order to detect correct string length
 267     $display = array( _("Subject") => sq_strlen(_("Subject"),$default_charset),
 268             _("From")    => sq_strlen(_("From"),$default_charset),
 269             _("Date")    => sq_strlen(_("Date"),$default_charset),
 270             _("To")      => sq_strlen(_("To"),$default_charset),
 271             _("Cc")      => sq_strlen(_("Cc"),$default_charset) );
 272     $maxsize = max($display);
 273     $indent = str_pad('',$maxsize+2);
 274     foreach($display as $key => $val) {
 275         $display[$key] = $key .': '. str_pad('', $maxsize - $val);
 276     }
 277     $from = decodeHeader($orig_header->getAddr_s('from',"\n$indent"),false,false,true);
 278     $from = str_replace('&nbsp;',' ',$from);
 279     $to = decodeHeader($orig_header->getAddr_s('to',"\n$indent"),false,false,true);
 280     $to = str_replace('&nbsp;',' ',$to);
 281     $subject = decodeHeader($orig_header->subject,false,false,true);
 282     $subject = str_replace('&nbsp;',' ',$subject);
 283
 284     // using own str_pad function in order to create correct string pad
 285     $bodyTop =  sq_str_pad(' '._("Original Message").' ',$editor_size -2,'-',STR_PAD_BOTH,$default_charset) .
 286         "\n". $display[_("Subject")] . $subject . "\n" .
 287         $display[_("From")] . $from . "\n" .
 288         $display[_("Date")] . getLongDateString( $orig_header->date ). "\n" .
 289         $display[_("To")] . $to . "\n";
 290     if ($orig_header->cc != array() && $orig_header->cc !='') {
 291         $cc = decodeHeader($orig_header->getAddr_s('cc',"\n$indent"),false,false,true);
 292         $cc = str_replace('&nbsp;',' ',$cc);
 293         $bodyTop .= $display[_("Cc")] .$cc . "\n";
 294     }
 295     $bodyTop .= str_pad('', $editor_size -2 , '-') .
 296         "\n\n";
 297     return $bodyTop;
 298 }
 299 /* ----------------------------------------------------------------------- */
 300
 301 /*
 302  * If the session is expired during a post this restores the compose session
 303  * vars.
 304  */
 305 if (sqsession_is_registered('session_expired_post')) {
 306     sqgetGlobalVar('session_expired_post', $session_expired_post, SQ_SESSION);
 307     /*
 308      * extra check for username so we don't display previous post data from
 309      * another user during this session.
 310      */
 311     if ($session_expired_post['username'] != $username) {
 312         unset($session_expired_post);
 313         sqsession_unregister('session_expired_post');
 314         session_write_close();
 315     } else {
 316         // these are the vars that we can set from the expired composed session
 317         $compo_var_list = array ( 'send_to', 'send_to_cc','body','startMessage',
 318             'passed_body','use_signature','signature','attachments','subject','newmail',
 319             'send_to_bcc', 'passed_id', 'mailbox', 'from_htmladdr_search', 'identity',
 320             'draft_id', 'delete_draft', 'mailprio', 'edit_as_new', 'compose_messsages',
 321             'composesession', 'request_mdn', 'request_dr');
 322
 323         foreach ($compo_var_list as $var) {
 324             if ( isset($session_expired_post[$var]) && !isset($$var) ) {
 325                $$var = $session_expired_post[$var];
 326             }
 327         }
 328
 329         $compose_messages = unserialize(urldecode($restoremessages));
 330         sqsession_register($compose_messages,'compose_messages');
 331         sqsession_register($composesession,'composesession');
 332         if (isset($send)) {
 333             unset($send);
 334         }
 335         $session_expired = true;
 336     }
 337     unset($session_expired_post);
 338     sqsession_unregister('session_expired_post');
 339     session_write_close();
 340     if (!isset($mailbox)) {
 341         $mailbox = '';
 342     }
 343     if ($compose_new_win == '1') {
 344         compose_Header($color, $mailbox);
 345     } else {
 346         $sHeaderJs = (isset($sHeaderJs)) ? $sHeaderJs : '';
 347         if (strpos($action, 'reply') !== false && $reply_focus) {
 348             $sBodyTagJs = 'onload="checkForm(\''.$replyfocus.'\');"';
 349         } else {
 350             $sBodyTagJs = 'onload="checkForm();"';
 351         }
 352         displayPageHeader($color, $mailbox,$sHeaderJs,$sBodyTagJs);
 353     }
 354     showInputForm($session, false);
 355     exit();
 356 }
 357 if (!isset($composesession)) {
 358     $composesession = 0;
 359     sqsession_register(0,'composesession');
 360 } else {
 361     $composesession = (int)$composesession;
 362 }
 363
 364 if (!isset($session) || (isset($newmessage) && $newmessage)) {
 365     sqsession_unregister('composesession');
 366     $session = "$composesession" +1;
 367     $composesession = $session;
 368     sqsession_register($composesession,'composesession');
 369 }
 370 if (!isset($compose_messages)) {
 371     $compose_messages = array();
 372 }
 373
 374 if (!isset($compose_messages[$session]) || ($compose_messages[$session] == NULL)) {
 375     $composeMessage = new Message();
 376     $rfc822_header = new Rfc822Header();
 377     $composeMessage->rfc822_header = $rfc822_header;
 378     $composeMessage->reply_rfc822_header = '';
 379     $compose_messages[$session] = $composeMessage;
 380
 381     sqsession_register($compose_messages,'compose_messages');
 382 } else {
 383     $composeMessage=$compose_messages[$session];
 384 }
 385
 386 if (!isset($mailbox) || $mailbox == '' || ($mailbox == 'None')) {
 387     $mailbox = 'INBOX';
 388 }
 389
 390 if ($draft) {
 391     /*
 392      * Set $default_charset to correspond with the user's selection
 393      * of language interface.
 394      */
 395     set_my_charset();
 396     $composeMessage=$compose_messages[$session];
 397     if (! deliverMessage($composeMessage, true)) {
 398         showInputForm($session);
 399         exit();
 400     } else {
 401         unset($compose_messages[$session]);
 402         $draft_message = _("Draft Email Saved");
 403         /* If this is a resumed draft, then delete the original */
 404         if(isset($delete_draft)) {
 405             $imap_stream = sqimap_login($username, false, $imapServerAddress, $imapPort, false);
 406             sqimap_mailbox_select($imap_stream, $draft_folder);
 407             // force bypass_trash=true because message should be saved when deliverMessage() returns true.
 408             // in current implementation of sqimap_msgs_list_flag() single message id can
 409             // be submitted as string. docs state that it should be array.
 410             sqimap_msgs_list_delete($imap_stream, $draft_folder, $delete_draft, true);
 411             if ($auto_expunge) {
 412                 sqimap_mailbox_expunge($imap_stream, $draft_folder, true);
 413             }
 414             sqimap_logout($imap_stream);
 415         }
 416
 417         $oErrorHandler->saveDelayedErrors();
 418         session_write_close();
 419
 420         if ($compose_new_win == '1') {
 421             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 422                 Header("Location: $location/compose.php?saved_draft=yes&session=$composesession");
 423             } else {
 424                 echo '   <br><br><div style="text-align: center;"><a href="' . $location
 425                     . '/compose.php?saved_sent=yes&amp;session=' . $composesession . '">'
 426                     . _("Return") . '</a></div>';
 427             }
 428             exit();
 429         } else {
 430             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 431                 Header("Location: $location/right_main.php?mailbox=" . urlencode($draft_folder) .
 432                    "&startMessage=1&note=".urlencode($draft_message));
 433             } else {
 434                 echo '   <br><br><div style="text-align: center;"><a href="' . $location
 435                     . '/right_main.php?mailbox=' . urlencode($draft_folder)
 436                     . '&amp;startMessage=1&amp;note=' . urlencode($draft_message) .'">'
 437                     . _("Return") . '</a></div>';
 438             }
 439             exit();
 440         }
 441     }
 442 }
 443
 444 if ($send) {
 445     if (isset($_FILES['attachfile']) &&
 446             $_FILES['attachfile']['tmp_name'] &&
 447             $_FILES['attachfile']['tmp_name'] != 'none') {
 448         $AttachFailure = saveAttachedFiles($session);
 449     }
 450     if (checkInput(false) && !isset($AttachFailure)) {
 451         if ($mailbox == "All Folders") {
 452             /* We entered compose via the search results page */
 453             $mailbox = 'INBOX'; /* Send 'em to INBOX, that's safe enough */
 454         }
 455         $urlMailbox = urlencode (trim($mailbox));
 456         if (! isset($passed_id)) {
 457             $passed_id = 0;
 458         }
 459         /**
 460          * Set $default_charset to correspond with the user's selection
 461          * of language interface.
 462          */
 463         set_my_charset();
 464         /**
 465          * This is to change all newlines to \n
 466          * We'll change them to \r\n later (in the sendMessage function)
 467          */
 468         $body = str_replace("\r\n", "\n", $body);
 469         $body = str_replace("\r", "\n", $body);
 470
 471         /**
 472          * Rewrap $body so that no line is bigger than $editor_size
 473          */
 474         $body = explode("\n", $body);
 475         $newBody = '';
 476         foreach ($body as $line) {
 477             if( $line <> '-- ' ) {
 478                 $line = rtrim($line);
 479             }
 480             if (sq_strlen($line,$default_charset) <= $editor_size + 1) {
 481                 $newBody .= $line . "\n";
 482             } else {
 483                 sqWordWrap($line, $editor_size,$default_charset);
 484                 $newBody .= $line . "\n";
 485
 486             }
 487
 488         }
 489         $body = $newBody;
 490
 491         $composeMessage=$compose_messages[$session];
 492
 493         $Result = deliverMessage($composeMessage);
 494
 495         // NOTE: this hook changed in 1.5.2 from sending $Result and
 496         //       $composeMessage as args #2 and #3 to being in an array
 497         //       under arg #2
 498         do_hook('compose_send_after', $temp=array(&$Result, &$composeMessage));
 499         if (! $Result) {
 500             showInputForm($session);
 501             exit();
 502         }
 503         unset($compose_messages[$session]);
 504
 505         /* if it is resumed draft, delete draft message */
 506         if ( isset($delete_draft)) {
 507             $imap_stream = sqimap_login($username, false, $imapServerAddress, $imapPort, false);
 508             sqimap_mailbox_select($imap_stream, $draft_folder);
 509             // bypass_trash=true because message should be saved when deliverMessage() returns true.
 510             // in current implementation of sqimap_msgs_list_flag() single message id can
 511             // be submitted as string. docs state that it should be array.
 512             sqimap_msgs_list_delete($imap_stream, $draft_folder, $delete_draft, true);
 513             if ($auto_expunge) {
 514                 sqimap_mailbox_expunge($imap_stream, $draft_folder, true);
 515             }
 516             sqimap_logout($imap_stream);
 517         }
 518         /*
 519          * Store the error array in the session because they will be lost on a redirect
 520          */
 521         $oErrorHandler->saveDelayedErrors();
 522         session_write_close();
 523
 524         if ($compose_new_win == '1') {
 525             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 526                 Header("Location: $location/compose.php?mail_sent=yes");
 527             } else {
 528                 echo '   <br><br><div style="text-align: center;"><a href="' . $location
 529                     . '/compose.php?mail_sent=yes">'
 530                     . _("Return") . '</a></div>';
 531             }
 532             exit();
 533         } else {
 534             if ( !isset($pageheader_sent) || !$pageheader_sent ) {
 535                 Header("Location: $location/right_main.php?mailbox=$urlMailbox".
 536                     "&startMessage=$startMessage&mail_sent=yes");
 537             } else {
 538                 echo '   <br><br><div style="text-align: center;"><a href="' . $location
 539                     . "/right_main.php?mailbox=$urlMailbox"
 540                     . "&amp;startMessage=$startMessage&amp;mail_sent=yes\">"
 541                     . _("Return") . '</a></div>';
 542             }
 543             exit();
 544         }
 545     } else {
 546         if ($compose_new_win == '1') {
 547             compose_Header($color, $mailbox);
 548         }
 549         else {
 550             displayPageHeader($color, $mailbox);
 551         }
 552         if (isset($AttachFailure)) {
 553             plain_error_message(_("Could not move/copy file. File not attached"),
 554                     $color);
 555         }
 556         checkInput(true);
 557         showInputForm($session);
 558         /* sqimap_logout($imapConnection); */
 559     }
 560 } elseif (isset($html_addr_search_done)) {
 561     if ($compose_new_win == '1') {
 562         compose_Header($color, $mailbox);
 563     }
 564     else {
 565         displayPageHeader($color, $mailbox);
 566     }
 567
 568     if (isset($send_to_search) && is_array($send_to_search)) {
 569         foreach ($send_to_search as $k => $v) {
 570             if (substr($k, 0, 1) == 'T') {
 571                 if ($send_to) {
 572                     $send_to .= ', ';
 573                 }
 574                 $send_to .= $v;
 575             }
 576             elseif (substr($k, 0, 1) == 'C') {
 577                 if ($send_to_cc) {
 578                     $send_to_cc .= ', ';
 579                 }
 580                 $send_to_cc .= $v;
 581             }
 582             elseif (substr($k, 0, 1) == 'B') {
 583                 if ($send_to_bcc) {
 584                     $send_to_bcc .= ', ';
 585                 }
 586                 $send_to_bcc .= $v;
 587             }
 588         }
 589     }
 590     showInputForm($session);
 591 } elseif (isset($html_addr_search) && !isset($html_addr_search_cancel)) {
 592     if (isset($_FILES['attachfile']) &&
 593             $_FILES['attachfile']['tmp_name'] &&
 594             $_FILES['attachfile']['tmp_name'] != 'none') {
 595         if(saveAttachedFiles($session)) {
 596             plain_error_message(_("Could not move/copy file. File not attached"));
 597         }
 598     }
 599     /*
 600      * I am using an include so as to elminiate an extra unnecessary
 601      * click.  If you can think of a better way, please implement it.
 602      */
 603     include_once('./addrbook_search_html.php');
 604 } elseif (isset($attach)) {
 605     if ($compose_new_win == '1') {
 606         compose_Header($color, $mailbox);
 607     } else {
 608         displayPageHeader($color, $mailbox);
 609     }
 610     if (saveAttachedFiles($session)) {
 611         plain_error_message(_("Could not move/copy file. File not attached"));
 612     }
 613     showInputForm($session);
 614 }
 615 elseif (isset($sigappend)) {
 616     $signature = $idents[$identity]['signature'];
 617
 618     $body .= "\n\n".($prefix_sig==true? "-- \n":'').$signature;
 619     if ($compose_new_win == '1') {
 620         compose_Header($color, $mailbox);
 621     } else {
 622         displayPageHeader($color, $mailbox);
 623     }
 624     showInputForm($session);
 625 } elseif (isset($do_delete)) {
 626     if ($compose_new_win == '1') {
 627         compose_Header($color, $mailbox);
 628     } else {
 629         displayPageHeader($color, $mailbox);
 630     }
 631
 632     if (isset($delete) && is_array($delete)) {
 633         $composeMessage = $compose_messages[$session];
 634         foreach($delete as $index) {
 635             if (!empty($composeMessage->entities) && isset($composeMessage->entities[$index])) {
 636                 $composeMessage->entities[$index]->purgeAttachments();
 637                 unset ($composeMessage->entities[$index]);
 638             }
 639         }
 640         $new_entities = array();
 641         foreach ($composeMessage->entities as $entity) {
 642             $new_entities[] = $entity;
 643         }
 644         $composeMessage->entities = $new_entities;
 645         $compose_messages[$session] = $composeMessage;
 646         sqsession_register($compose_messages, 'compose_messages');
 647     }
 648     showInputForm($session);
 649 } else {
 650     /*
 651      * This handles the default case as well as the error case
 652      * (they had the same code) --> if (isset($smtpErrors))
 653      */
 654
 655     if ($compose_new_win == '1') {
 656         compose_Header($color, $mailbox);
 657     } else {
 658         displayPageHeader($color, $mailbox);
 659     }
 660
 661     $newmail = true;
 662
 663     if (!isset($passed_ent_id)) {
 664         $passed_ent_id = '';
 665     }
 666     if (!isset($passed_id)) {
 667         $passed_id = '';
 668     }
 669     if (!isset($mailbox)) {
 670         $mailbox = '';
 671     }
 672     if (!isset($action)) {
 673         $action = '';
 674     }
 675
 676     $values = newMail($mailbox,$passed_id,$passed_ent_id, $action, $session);
 677
 678     /* in case the origin is not read_body.php */
 679     if (isset($send_to)) {
 680         $values['send_to'] = $send_to;
 681     }
 682     if (isset($send_to_cc)) {
 683         $values['send_to_cc'] = $send_to_cc;
 684     }
 685     if (isset($send_to_bcc)) {
 686         $values['send_to_bcc'] = $send_to_bcc;
 687     }
 688     if (isset($subject)) {
 689         $values['subject'] = $subject;
 690     }
 691     showInputForm($session, $values);
 692 }
 693
 694 exit();
 695
 696 /**************** Only function definitions go below *************/
 697
 698 function getforwardSubject($subject)
 699 {
 700     if ((substr(strtolower($subject), 0, 4) != 'fwd:') &&
 701             (substr(strtolower($subject), 0, 5) != '[fwd:') &&
 702             (substr(strtolower($subject), 0, 6) != '[ fwd:')) {
 703         $subject = '[Fwd: ' . $subject . ']';
 704     }
 705     return $subject;
 706 }
 707
 708 /* This function is used when not sending or adding attachments */
 709 function newMail ($mailbox='', $passed_id='', $passed_ent_id='', $action='', $session='') {
 710     global $editor_size, $default_use_priority, $body, $idents,
 711         $use_signature, $data_dir, $username,
 712         $key, $imapServerAddress, $imapPort, $compose_messages,
 713         $composeMessage, $body_quote, $request_mdn, $request_dr,
 714         $default_use_mdn, $mdn_user_support;
 715     global $languages, $squirrelmail_language, $default_charset;
 716
 717     /*
 718      * Set $default_charset to correspond with the user's selection
 719      * of language interface. $default_charset global is not correct,
 720      * if message is composed in new window.
 721      */
 722     set_my_charset();
 723
 724     $send_to = $send_to_cc = $send_to_bcc = $subject = $identity = '';
 725     $mailprio = 3;
 726
 727     if ($passed_id) {
 728         $imapConnection = sqimap_login($username, false, $imapServerAddress,
 729                 $imapPort, 0);
 730
 731         sqimap_mailbox_select($imapConnection, $mailbox);
 732         $message = sqimap_get_message($imapConnection, $passed_id, $mailbox);
 733
 734         $body = '';
 735         if ($passed_ent_id) {
 736             /* redefine the messsage in case of message/rfc822 */
 737             $message = $message->getEntity($passed_ent_id);
 738             /* message is an entity which contains the envelope and type0=message
 739              * and type1=rfc822. The actual entities are childs from
 740              * $message->entities[0]. That's where the encoding and is located
 741              */
 742
 743             $entities = $message->entities[0]->findDisplayEntity
 744                 (array(), $alt_order = array('text/plain'));
 745             if (!count($entities)) {
 746                 $entities = $message->entities[0]->findDisplayEntity
 747                     (array(), $alt_order = array('text/plain','html/plain'));
 748             }
 749             $orig_header = $message->rfc822_header; /* here is the envelope located */
 750             /* redefine the message for picking up the attachments */
 751             $message = $message->entities[0];
 752
 753         } else {
 754             $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain'));
 755             if (!count($entities)) {
 756                 $entities = $message->findDisplayEntity (array(), $alt_order = array('text/plain','html/plain'));
 757             }
 758             $orig_header = $message->rfc822_header;
 759         }
 760
 761         $type0 = $message->type0;
 762         $type1 = $message->type1;
 763         foreach ($entities as $ent) {
 764             $msg = $message->getEntity($ent);
 765             $type0 = $msg->type0;
 766             $type1 = $msg->type1;
 767             $unencoded_bodypart = mime_fetch_body($imapConnection, $passed_id, $ent);
 768             $body_part_entity = $message->getEntity($ent);
 769             $bodypart = decodeBody($unencoded_bodypart,
 770                     $body_part_entity->header->encoding);
 771             if ($type1 == 'html') {
 772                 $bodypart = str_replace("\n", ' ', $bodypart);
 773                 $bodypart = preg_replace(array('/<\/?p>/i','/<div><\/div>/i','/<br\s*(\/)*>/i','/<\/?div>/i'), "\n", $bodypart);
 774                 $bodypart = str_replace(array('&nbsp;','&gt;','&lt;'),array(' ','>','<'),$bodypart);
 775                 $bodypart = strip_tags($bodypart);
 776             }
 777             if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
 778                     function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode')) {
 779                 if (mb_detect_encoding($bodypart) != 'ASCII') {
 780                     $bodypart = call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode', $bodypart);
 781                 }
 782             }
 783
 784             // charset encoding in compose form stuff
 785             if (isset($body_part_entity->header->parameters['charset'])) {
 786                 $actual = $body_part_entity->header->parameters['charset'];
 787             } else {
 788                 $actual = 'us-ascii';
 789             }
 790
 791             if ( $actual && is_conversion_safe($actual) && $actual != $default_charset){
 792                 $bodypart = charset_convert($actual,$bodypart,$default_charset,false);
 793             }
 794             // end of charset encoding in compose
 795
 796             $body .= $bodypart;
 797         }
 798         if ($default_use_priority) {
 799             $mailprio = substr($orig_header->priority,0,1);
 800             if (!$mailprio) {
 801                 $mailprio = 3;
 802             }
 803         } else {
 804             $mailprio = '';
 805         }
 806
 807         $identity = '';
 808         $from_o = $orig_header->from;
 809         if (is_array($from_o)) {
 810             if (isset($from_o[0])) {
 811                 $from_o = $from_o[0];
 812             }
 813         }
 814         if (is_object($from_o)) {
 815             $orig_from = $from_o->getAddress();
 816         } else {
 817             $orig_from = '';
 818         }
 819
 820         $identities = array();
 821         if (count($idents) > 1) {
 822             foreach($idents as $nr=>$data) {
 823                 $enc_from_name = '"'.$data['full_name'].'" <'. $data['email_address'].'>';
 824                 if($enc_from_name == $orig_from) {
 825                     $identity = $nr;
 826                     break;
 827                 }
 828                 $identities[] = $enc_from_name;
 829             }
 830
 831             $identity_match = $orig_header->findAddress($identities);
 832             if ($identity_match) {
 833                 $identity = $identity_match;
 834             }
 835         }
 836
 837         switch ($action) {
 838             case ('draft'):
 839                 $use_signature = FALSE;
 840                 $composeMessage->rfc822_header = $orig_header;
 841                 $send_to = decodeHeader($orig_header->getAddr_s('to'),false,false,true);
 842                 $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,false,true);
 843                 $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,false,true);
 844                 $send_from = $orig_header->getAddr_s('from');
 845                 $send_from_parts = new AddressStructure();
 846                 $send_from_parts = $orig_header->parseAddress($send_from);
 847                 $send_from_add = $send_from_parts->mailbox . '@' . $send_from_parts->host;
 848                 $identities = get_identities();
 849                 if (count($identities) > 0) {
 850                     foreach($identities as $iddata) {
 851                         if ($send_from_add == $iddata['email_address']) {
 852                             $identity = $iddata['index'];
 853                             break;
 854                         }
 855                     }
 856                 }
 857                 $subject = decodeHeader($orig_header->subject,false,false,true);
 858
 859                 // Remember the receipt settings
 860                 $request_mdn = $mdn_user_support && !empty($orig_header->dnt) ? '1' : '0';
 861                 $request_dr = $mdn_user_support && !empty($orig_header->drnt) ? '1' : '0';
 862
 863                 /* remember the references and in-reply-to headers in case of an reply */
 864                 $composeMessage->rfc822_header->more_headers['References'] = $orig_header->references;
 865                 $composeMessage->rfc822_header->more_headers['In-Reply-To'] = $orig_header->in_reply_to;
 866                 // rewrap the body to clean up quotations and line lengths
 867                 sqBodyWrap($body, $editor_size);
 868                 $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 869                 break;
 870             case ('edit_as_new'):
 871                 $send_to = decodeHeader($orig_header->getAddr_s('to'),false,false,true);
 872                 $send_to_cc = decodeHeader($orig_header->getAddr_s('cc'),false,false,true);
 873                 $send_to_bcc = decodeHeader($orig_header->getAddr_s('bcc'),false,false,true);
 874                 $subject = decodeHeader($orig_header->subject,false,false,true);
 875                 $mailprio = $orig_header->priority;
 876                 $orig_from = '';
 877                 $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 878                 // rewrap the body to clean up quotations and line lengths
 879                 sqBodyWrap($body, $editor_size);
 880                 break;
 881             case ('forward'):
 882                 $send_to = '';
 883                 $subject = getforwardSubject(decodeHeader($orig_header->subject,false,false,true));
 884                 $body = getforwardHeader($orig_header) . $body;
 885                 // the logic for calling sqUnWordWrap here would be to allow the browser to wrap the lines
 886                 // forwarded message text should be as undisturbed as possible, so commenting out this call
 887                 // sqUnWordWrap($body);
 888                 $composeMessage = getAttachments($message, $composeMessage, $passed_id, $entities, $imapConnection);
 889
 890                 //add a blank line after the forward headers
 891                 $body = "\n" . $body;
 892                 break;
 893             case ('forward_as_attachment'):
 894                 $subject = getforwardSubject(decodeHeader($orig_header->subject,false,false,true));
 895                 $composeMessage = getMessage_RFC822_Attachment($message, $composeMessage, $passed_id, $passed_ent_id, $imapConnection);
 896                 $body = '';
 897                 break;
 898             case ('reply_all'):
 899                 if(isset($orig_header->mail_followup_to) && $orig_header->mail_followup_to) {
 900                     $send_to = $orig_header->getAddr_s('mail_followup_to');
 901                 } else {
 902                     $send_to_cc = replyAllString($orig_header);
 903                     $send_to_cc = decodeHeader($send_to_cc,false,false,true);
 904                 }
 905             case ('reply'):
 906                 // skip this if send_to was already set right above here
 907                 if(!$send_to) {
 908                     $send_to = $orig_header->reply_to;
 909                     if (is_array($send_to) && count($send_to)) {
 910                         $send_to = $orig_header->getAddr_s('reply_to');
 911                     } else if (is_object($send_to)) { /* unneccesarry, just for failsafe purpose */
 912                         $send_to = $orig_header->getAddr_s('reply_to');
 913                     } else {
 914                         $send_to = $orig_header->getAddr_s('from');
 915                     }
 916                 }
 917                 $send_to = decodeHeader($send_to,false,false,true);
 918                 $subject = decodeHeader($orig_header->subject,false,false,true);
 919                 $subject = str_replace('"', "'", $subject);
 920                 $subject = trim($subject);
 921                 if (substr(strtolower($subject), 0, 3) != 're:') {
 922                     $subject = 'Re: ' . $subject;
 923                 }
 924                 /* this corrects some wrapping/quoting problems on replies */
 925                 $rewrap_body = explode("\n", $body);
 926                 $from =  (is_array($orig_header->from)) ? $orig_header->from[0] : $orig_header->from;
 927                 $body = '';
 928                 $strip_sigs = getPref($data_dir, $username, 'strip_sigs');
 929                 foreach ($rewrap_body as $line) {
 930                     if ($strip_sigs && substr($line,0,3) == '-- ') {
 931                         break;
 932                     }
 933                     if (preg_match("/^(>+)/", $line, $matches)) {
 934                         $gt = $matches[1];
 935                         $body .= $body_quote . str_replace("\n", "\n$body_quote$gt ", rtrim($line)) ."\n";
 936                     } else {
 937                         $body .= $body_quote . (!empty($body_quote) ? ' ' : '') . str_replace("\n", "\n$body_quote" . (!empty($body_quote) ? ' ' : ''), rtrim($line)) . "\n";
 938                     }
 939                 }
 940
 941                 //rewrap the body to clean up quotations and line lengths
 942                 $body = sqBodyWrap ($body, $editor_size);
 943
 944                 $body = getReplyCitation($from , $orig_header->date) . $body;
 945                 $composeMessage->reply_rfc822_header = $orig_header;
 946
 947                 break;
 948             default:
 949                 break;
 950         }
 951         $compose_messages[$session] = $composeMessage;
 952         sqsession_register($compose_messages, 'compose_messages');
 953         session_write_close();
 954         sqimap_logout($imapConnection);
 955     }
 956     $ret = array( 'send_to' => $send_to,
 957             'send_to_cc' => $send_to_cc,
 958             'send_to_bcc' => $send_to_bcc,
 959             'subject' => $subject,
 960             'mailprio' => $mailprio,
 961             'body' => $body,
 962             'identity' => $identity );
 963
 964     return ($ret);
 965 } /* function newMail() */
 966
 967 /**
 968  * downloads attachments from original message, stores them in attachment directory and adds
 969  * them to composed message.
 970  * @param object $message
 971  * @param object $composeMessage
 972  * @param integer $passed_id
 973  * @param mixed $entities
 974  * @param mixed $imapConnection
 975  * @return object
 976  */
 977 function getAttachments($message, &$composeMessage, $passed_id, $entities, $imapConnection) {
 978     global $squirrelmail_language, $languages;
 979
 980     if (!count($message->entities) ||
 981             ($message->type0 == 'message' && $message->type1 == 'rfc822')) {
 982         if ( !in_array($message->entity_id, $entities) && $message->entity_id) {
 983             switch ($message->type0) {
 984                 case 'message':
 985                     if ($message->type1 == 'rfc822') {
 986                         $filename = $message->rfc822_header->subject;
 987                         if ($filename == "") {
 988                             $filename = "untitled-".$message->entity_id;
 989                         }
 990                         $filename .= '.msg';
 991                     } else {
 992                         $filename = $message->getFilename();
 993                     }
 994                     break;
 995                 default:
 996                     if (!$message->mime_header) { /* temporary hack */
 997                         $message->mime_header = $message->header;
 998                     }
 999                     $filename = $message->getFilename();
1000                     break;
1001             }
1002             $filename = str_replace('&#32;', ' ', decodeHeader($filename));
1003             if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
1004                     function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_encode')) {
1005                 $filename =  call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_encode', $filename);
1006             }
1007             $localfilename = sq_get_attach_tempfile();
1008             $message->att_local_name = $localfilename;
1009
1010             $composeMessage->initAttachment($message->type0.'/'.$message->type1,$filename,
1011                     $localfilename);
1012
1013             /* Write Attachment to file */
1014             $fp = fopen ($localfilename, 'wb');
1015             mime_print_body_lines ($imapConnection, $passed_id, $message->entity_id, $message->header->encoding, $fp);
1016             fclose ($fp);
1017         }
1018     } else {
1019         for ($i=0, $entCount=count($message->entities); $i<$entCount;$i++) {
1020             $composeMessage=getAttachments($message->entities[$i], $composeMessage, $passed_id, $entities, $imapConnection);
1021         }
1022     }
1023     return $composeMessage;
1024 }
1025
1026 function getMessage_RFC822_Attachment($message, $composeMessage, $passed_id,
1027         $passed_ent_id='', $imapConnection) {
1028     if (!$passed_ent_id) {
1029         $body_a = sqimap_run_command($imapConnection,
1030                 'FETCH '.$passed_id.' RFC822',
1031                 TRUE, $response, $readmessage,
1032                 TRUE);
1033     } else {
1034         $body_a = sqimap_run_command($imapConnection,
1035                 'FETCH '.$passed_id.' BODY['.$passed_ent_id.']',
1036                 TRUE, $response, $readmessage, TRUE);
1037         $message = $message->parent;
1038     }
1039     if ($response == 'OK') {
1040         $subject = encodeHeader($message->rfc822_header->subject);
1041         array_shift($body_a);
1042         array_pop($body_a);
1043         $body = implode('', $body_a) . "\r\n";
1044
1045         $localfilename = sq_get_attach_tempfile();
1046         $fp = fopen($localfilename, 'wb');
1047         fwrite ($fp, $body);
1048         fclose($fp);
1049         $composeMessage->initAttachment('message/rfc822',$subject.'.msg',
1050                 $localfilename);
1051     }
1052     return $composeMessage;
1053 }
1054
1055 function showInputForm ($session, $values=false) {
1056     global $send_to, $send_to_cc, $body, $startMessage, $action,
1057         $color, $use_signature, $signature, $prefix_sig,
1058         $editor_size, $editor_height, $subject, $newmail,
1059         $use_javascript_addr_book, $send_to_bcc, $passed_id, $mailbox,
1060         $from_htmladdr_search, $location_of_buttons, $attachment_dir,
1061         $username, $data_dir, $identity, $idents, $delete_draft,
1062         $mailprio, $compose_new_win, $saved_draft, $mail_sent, $sig_first,
1063         $compose_messages, $composesession, $default_charset,
1064         $compose_onsubmit, $oTemplate, $oErrorHandler;
1065
1066     if (checkForJavascript()) {
1067         $onfocus = ' onfocus="alreadyFocused=true;"';
1068         $onfocus_array = array('onfocus' => 'alreadyFocused=true;');
1069     }
1070     else {
1071         $onfocus = '';
1072         $onfocus_array = array();
1073     }
1074
1075     $composeMessage = $compose_messages[$session];
1076     if ($values) {
1077         $send_to = $values['send_to'];
1078         $send_to_cc = $values['send_to_cc'];
1079         $send_to_bcc = $values['send_to_bcc'];
1080         $subject = $values['subject'];
1081         $mailprio = $values['mailprio'];
1082         $body = $values['body'];
1083         $identity = (int) $values['identity'];
1084     } else {
1085         $send_to = decodeHeader($send_to, true, false);
1086         $send_to_cc = decodeHeader($send_to_cc, true, false);
1087         $send_to_bcc = decodeHeader($send_to_bcc, true, false);
1088     }
1089
1090     if ($use_javascript_addr_book) {
1091         echo "\n". '<script type="text/javascript">'."\n<!--\n" .
1092             'function open_abook() { ' . "\n" .
1093             '  var nwin = window.open("addrbook_popup.php","abookpopup",' .
1094             '"width=670,height=300,resizable=yes,scrollbars=yes");' . "\n" .
1095             '  if((!nwin.opener) && (document.windows != null))' . "\n" .
1096             '    nwin.opener = document.windows;' . "\n" .
1097             "}\n" .
1098             "// -->\n</script>\n\n";
1099     }
1100
1101     echo "\n" . '<form name="compose" action="compose.php" method="post" ' .
1102         'enctype="multipart/form-data"';
1103
1104     $compose_onsubmit = array();
1105     global $null;
1106     do_hook('compose_form', $null);
1107
1108     // Plugins that use compose_form hook can add an array entry
1109     // to the globally scoped $compose_onsubmit; we add them up
1110     // here and format the form tag's full onsubmit handler.
1111     // Each plugin should use "return false" if they need to
1112     // stop form submission but otherwise should NOT use "return
1113     // true" to give other plugins the chance to do what they need
1114     // to do; SquirrelMail itself will add the final "return true".
1115     // Onsubmit text is enclosed inside of double quotes, so plugins
1116     // need to quote accordingly.
1117     if (checkForJavascript()) {
1118         $onsubmit_text = ' onsubmit="';
1119         if (empty($compose_onsubmit))
1120             $compose_onsubmit = array();
1121         else if (!is_array($compose_onsubmit))
1122             $compose_onsubmit = array($compose_onsubmit);
1123
1124         foreach ($compose_onsubmit as $text) {
1125             $text = trim($text);
1126             if (substr($text, -1) != ';' && substr($text, -1) != '}')
1127                 $text .= '; ';
1128             $onsubmit_text .= $text;
1129         }
1130
1131         echo $onsubmit_text . ' return true;"';
1132     }
1133
1134
1135     echo ">\n";
1136
1137     echo addHidden('startMessage', $startMessage);
1138
1139     if ($action == 'draft') {
1140         echo addHidden('delete_draft', $passed_id);
1141     }
1142     if (isset($delete_draft)) {
1143         echo addHidden('delete_draft', $delete_draft);
1144     }
1145     if (isset($session)) {
1146         echo addHidden('session', $session);
1147     }
1148
1149     if (isset($passed_id)) {
1150         echo addHidden('passed_id', $passed_id);
1151     }
1152
1153     if ($saved_draft == 'yes') {
1154         $oTemplate->assign('note', _("Draft Saved"));
1155         $oTemplate->display('note.tpl');
1156     }
1157     if ($mail_sent == 'yes') {
1158         $oTemplate->assign('note', _("Your message has been sent."));
1159         $oTemplate->display('note.tpl');
1160     }
1161     if ($compose_new_win == '1') {
1162         $oTemplate->display('compose_newwin_close.tpl');
1163     }
1164
1165     if ($location_of_buttons == 'top') {
1166         showComposeButtonRow();
1167     }
1168
1169     $identities = array();
1170     if (count($idents) > 1) {
1171         reset($idents);
1172         foreach($idents as $id => $data) {
1173             $identities[$id] = $data['full_name'].' &lt;'.$data['email_address'].'&gt;';
1174         }
1175     }
1176
1177     $oTemplate->assign('identities', $identities);
1178     $oTemplate->assign('identity_def', $identity);
1179     $oTemplate->assign('input_onfocus', 'onfocus="'.join(' ', $onfocus_array).'"');
1180
1181     $oTemplate->assign('to', htmlspecialchars($send_to));
1182     $oTemplate->assign('cc', htmlspecialchars($send_to_cc));
1183     $oTemplate->assign('bcc', htmlspecialchars($send_to_bcc));
1184     $oTemplate->assign('subject', htmlspecialchars($subject));
1185
1186     $oTemplate->display('compose_header.tpl');
1187
1188     if ($location_of_buttons == 'between') {
1189         showComposeButtonRow();
1190     }
1191
1192     $body_str = '';
1193     if ($use_signature == true && $newmail == true && !isset($from_htmladdr_search)) {
1194         $signature = $idents[$identity]['signature'];
1195
1196         if ($sig_first == '1') {
1197             /*
1198              * FIXME: test is specific to ja_JP translation implementation.
1199              * This test might apply incorrect conversion to other translations, but
1200              * use of 7bit iso-2022-jp charset in other translations might have other
1201              * issues too.
1202              */
1203             if ($default_charset == 'iso-2022-jp') {
1204                 $body_str = "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1205             } else {
1206                 $body_str = "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
1207             }
1208             $body_str .= "\n\n".htmlspecialchars(decodeHeader($body,false,false));
1209         } else {
1210             $body_str = "\n\n".htmlspecialchars(decodeHeader($body,false,false));
1211             // FIXME: test is specific to ja_JP translation implementation. See above comments.
1212             if ($default_charset == 'iso-2022-jp') {
1213                 $body_str .= "\n\n".($prefix_sig==true? "-- \n":'').mb_convert_encoding($signature, 'EUC-JP');
1214             } else {
1215                 $body_str .= "\n\n".($prefix_sig==true? "-- \n":'').decodeHeader($signature,false,false);
1216             }
1217         }
1218     } else {
1219         $body_str = htmlspecialchars(decodeHeader($body,false,false));
1220     }
1221
1222     $oTemplate->assign('editor_width', (int)$editor_size);
1223     $oTemplate->assign('editor_height', (int)$editor_height);
1224     $oTemplate->assign('input_onfocus', 'onfocus="'.join(' ', $onfocus_array).'"');
1225     $oTemplate->assign('body', $body_str);
1226     $oTemplate->assign('show_bottom_send', $location_of_buttons!='bottom');
1227
1228     $oTemplate->display ('compose_body.tpl');
1229
1230     if ($location_of_buttons == 'bottom') {
1231         showComposeButtonRow();
1232     }
1233
1234     /* This code is for attachments */
1235     if ((bool) ini_get('file_uploads')) {
1236
1237         /* Calculate the max size for an uploaded file.
1238          * This is advisory for the user because we can't actually prevent
1239          * people to upload too large files. */
1240         $sizes = array();
1241         /* php.ini vars which influence the max for uploads */
1242         $configvars = array('post_max_size', 'memory_limit', 'upload_max_filesize');
1243         foreach($configvars as $var) {
1244             /* skip 0 or empty values, and -1 which means 'unlimited' */
1245             if( $size = getByteSize(ini_get($var)) ) {
1246                 if ( $size != '-1' ) {
1247                     $sizes[] = $size;
1248                 }
1249             }
1250         }
1251
1252         $attach = array();
1253         if ($composeMessage->entities) {
1254             foreach ($composeMessage->entities as $key => $attachment) {
1255                 $attached_file = $attachment->att_local_name;
1256                 if ($attachment->att_local_name || $attachment->body_part) {
1257                     $attached_filename = decodeHeader($attachment->mime_header->getParameter('name'));
1258                     $type = $attachment->mime_header->type0.'/'.
1259                         $attachment->mime_header->type1;
1260
1261                     $a = array();
1262                     $a['Key'] = $key;
1263                     $a['FileName'] = $attached_filename;
1264                     $a['ContentType'] = $type;
1265                     $a['Size'] = filesize($attached_file);
1266                     $attach[$key] = $a;
1267                 }
1268             }
1269         }
1270
1271         $max = min($sizes);
1272         $oTemplate->assign('max_file_size', empty($max) ? -1 : $max);
1273         $oTemplate->assign('attachments', $attach);
1274
1275         $oTemplate->display('compose_attachments.tpl');
1276     } // End of file_uploads if-block
1277     /* End of attachment code */
1278
1279     echo addHidden('username', $username).
1280          addHidden('smaction', $action).
1281          addHidden('mailbox', $mailbox);
1282     /*
1283        store the complete ComposeMessages array in a hidden input value
1284        so we can restore them in case of a session timeout.
1285      */
1286     sqgetGlobalVar('QUERY_STRING', $queryString, SQ_SERVER);
1287     echo addHidden('restoremessages', urlencode(serialize($compose_messages))).
1288         addHidden('composesession', $composesession).
1289         addHidden('querystring', $queryString).
1290         "</form>\n";
1291     if (!(bool) ini_get('file_uploads')) {
1292         /* File uploads are off, so we didn't show that part of the form.
1293            To avoid bogus bug reports, tell the user why. */
1294         echo '<p style="text-align:center">'
1295             . _("Because PHP file uploads are turned off, you can not attach files to this message. Please see your system administrator for details.")
1296             . "</p>\r\n";
1297     }
1298
1299     do_hook('compose_bottom', $null);
1300
1301     if ($compose_new_win=='1') {
1302         $oTemplate->display('compose_newwin_close.tpl');
1303     }
1304
1305     $oErrorHandler->setDelayedErrors(false);
1306     $oTemplate->display('footer.tpl');
1307 }
1308
1309
1310 function showComposeButtonRow() {
1311     global $use_javascript_addr_book, $save_as_draft,
1312         $default_use_priority, $mailprio, $default_use_mdn,
1313         $request_mdn, $request_dr,
1314         $data_dir, $username;
1315
1316     global $oTemplate, $buffer_hook;
1317
1318     if ($default_use_priority) {
1319         $priorities = array('1'=>_("High"), '3'=>_("Normal"), '5'=>_("Low"));
1320         $priority = isset($mailprio) ? $mailprio : 3;
1321     } else {
1322         $priorities = array();
1323         $priority = NULL;
1324     }
1325
1326     $mdn_user_support=getPref($data_dir, $username, 'mdn_user_support',$default_use_mdn);
1327
1328     if ($use_javascript_addr_book) {
1329         $addr_book = "         <script type=\"text/javascript\"><!--\n document.write(\"".
1330             "            <input type=button value=\\\""._("Addresses").
1331             "\\\" onclick=\\\"javascript:open_abook();\\\" />\");".
1332             "            // --></script><noscript>\n".
1333             '            <input type="submit" name="html_addr_search" value="'.
1334             _("Addresses").'" />'.
1335             "         </noscript>\n";
1336     } else {
1337         $addr_book = '         <input type="submit" name="html_addr_search" value="'.
1338             _("Addresses").'" />' . "\n";
1339     }
1340
1341     $oTemplate->assign('allow_priority', $default_use_priority==1);
1342     $oTemplate->assign('priority_list', $priorities);
1343     $oTemplate->assign('current_priority', $priority);
1344
1345     $oTemplate->assign('notifications_enabled', $mdn_user_support==1);
1346     $oTemplate->assign('read_receipt', $request_mdn=='1');
1347     $oTemplate->assign('delivery_receipt', $request_dr=='1');
1348
1349     $oTemplate->assign('drafts_enabled', $save_as_draft);
1350     $oTemplate->assign('address_book_button', $addr_book);
1351
1352     $oTemplate->display('compose_buttons.tpl');
1353 }
1354
1355 function checkInput ($show) {
1356     /*
1357      * I implemented the $show variable because the error messages
1358      * were getting sent before the page header.  So, I check once
1359      * using $show=false, and then when i'm ready to display the error
1360      * message, show=true
1361      */
1362     global $send_to, $send_to_bcc;
1363
1364     if ($send_to == '' && $send_to_bcc == '') {
1365         if ($show) {
1366             plain_error_message(_("You have not filled in the \"To:\" field."));
1367         }
1368         return false;
1369     }
1370     return true;
1371 } /* function checkInput() */
1372
1373
1374 /* True if FAILURE */
1375 function saveAttachedFiles($session) {
1376     global $compose_messages;
1377
1378     /* get out of here if no file was attached at all */
1379     if (! is_uploaded_file($_FILES['attachfile']['tmp_name']) ) {
1380         return true;
1381     }
1382
1383     $localfilename = sq_get_attach_tempfile();
1384
1385     // m_u_f works better with restricted PHP installs (safe_mode, open_basedir),
1386     // if that doesn't work, try a simple rename.
1387     if (!@move_uploaded_file($_FILES['attachfile']['tmp_name'],$localfilename)) {
1388         if (!@rename($_FILES['attachfile']['tmp_name'], $localfilename)) {
1389             return true;
1390         }
1391     }
1392     $message = $compose_messages[$session];
1393     $type = strtolower($_FILES['attachfile']['type']);
1394     $name = $_FILES['attachfile']['name'];
1395     $message->initAttachment($type, $name, $localfilename);
1396     $compose_messages[$session] = $message;
1397     sqsession_register($compose_messages , 'compose_messages');
1398 }
1399
1400 /* parse values like 8M and 2k into bytes */
1401 function getByteSize($ini_size) {
1402
1403     if(!$ini_size) {
1404         return FALSE;
1405     }
1406
1407     $ini_size = trim($ini_size);
1408
1409     // if there's some kind of letter at the end of the string we need to multiply.
1410     if(!is_numeric(substr($ini_size, -1))) {
1411
1412         switch(strtoupper(substr($ini_size, -1))) {
1413             case 'G':
1414                 $bytesize = 1073741824;
1415                 break;
1416             case 'M':
1417                 $bytesize = 1048576;
1418                 break;
1419             case 'K':
1420                 $bytesize = 1024;
1421                 break;
1422         }
1423
1424         return ($bytesize * (int)substr($ini_size, 0, -1));
1425     }
1426
1427     return $ini_size;
1428 }
1429
1430
1431 /**
1432  * temporary function to make use of the deliver class.
1433  * In the future the responsible backend should be automaticly loaded
1434  * and conf.pl should show a list of available backends.
1435  * The message also should be constructed by the message class.
1436  */
1437 function deliverMessage($composeMessage, $draft=false) {
1438     global $send_to, $send_to_cc, $send_to_bcc, $mailprio, $subject, $body,
1439         $username, $popuser, $usernamedata, $identity, $idents, $data_dir,
1440         $request_mdn, $request_dr, $default_charset, $color, $useSendmail,
1441         $domain, $action, $default_move_to_sent, $move_to_sent;
1442     global $imapServerAddress, $imapPort, $sent_folder, $key;
1443
1444     $rfc822_header = $composeMessage->rfc822_header;
1445
1446     $abook = addressbook_init(false, true);
1447     $rfc822_header->to = $rfc822_header->parseAddress($send_to,true, array(), '', $domain, array(&$abook,'lookup'));
1448     $rfc822_header->cc = $rfc822_header->parseAddress($send_to_cc,true,array(), '',$domain, array(&$abook,'lookup'));
1449     $rfc822_header->bcc = $rfc822_header->parseAddress($send_to_bcc,true, array(), '',$domain, array(&$abook,'lookup'));
1450     $rfc822_header->priority = $mailprio;
1451     $rfc822_header->subject = $subject;
1452
1453     $special_encoding='';
1454     if (strtolower($default_charset) == 'iso-2022-jp') {
1455         if (mb_detect_encoding($body) == 'ASCII') {
1456             $special_encoding = '8bit';
1457         } else {
1458             $body = mb_convert_encoding($body, 'JIS');
1459             $special_encoding = '7bit';
1460         }
1461     }
1462     $composeMessage->setBody($body);
1463
1464     if (ereg("^([^@%/]+)[@%/](.+)$", $username, $usernamedata)) {
1465         $popuser = $usernamedata[1];
1466         $domain  = $usernamedata[2];
1467         unset($usernamedata);
1468     } else {
1469         $popuser = $username;
1470     }
1471     $reply_to = '';
1472     $from_mail = $idents[$identity]['email_address'];
1473     $full_name = $idents[$identity]['full_name'];
1474     $reply_to  = $idents[$identity]['reply_to'];
1475     if (!$from_mail) {
1476         $from_mail = "$popuser@$domain";
1477     }
1478     $rfc822_header->from = $rfc822_header->parseAddress($from_mail,true);
1479     if ($full_name) {
1480         $from = $rfc822_header->from[0];
1481         if (!$from->host) $from->host = $domain;
1482         $full_name_encoded = encodeHeader($full_name);
1483         if ($full_name_encoded != $full_name) {
1484             $from_addr = $full_name_encoded .' <'.$from->mailbox.'@'.$from->host.'>';
1485         } else {
1486             $from_addr = '"'.$full_name .'" <'.$from->mailbox.'@'.$from->host.'>';
1487         }
1488         $rfc822_header->from = $rfc822_header->parseAddress($from_addr,true);
1489     }
1490     if ($reply_to) {
1491         $rfc822_header->reply_to = $rfc822_header->parseAddress($reply_to,true);
1492     }
1493     /* Receipt: On Read */
1494     if (isset($request_mdn) && $request_mdn) {
1495         $rfc822_header->dnt = $rfc822_header->parseAddress($from_mail,true);
1496     } elseif (isset($rfc822_header->dnt)) {
1497         unset($rfc822_header->dnt);
1498     }
1499
1500     /* Receipt: On Delivery */
1501     if (isset($request_dr) && $request_dr) {
1502         $rfc822_header->more_headers['Return-Receipt-To'] = $from_mail;
1503     } elseif (isset($rfc822_header->more_headers['Return-Receipt-To'])) {
1504         unset($rfc822_header->more_headers['Return-Receipt-To']);
1505     }
1506
1507     /* multipart messages */
1508     if (count($composeMessage->entities)) {
1509         $message_body = new Message();
1510         $message_body->body_part = $composeMessage->body_part;
1511         $composeMessage->body_part = '';
1512         $mime_header = new MessageHeader;
1513         $mime_header->type0 = 'text';
1514         $mime_header->type1 = 'plain';
1515         if ($special_encoding) {
1516             $mime_header->encoding = $special_encoding;
1517         } else {
1518             $mime_header->encoding = '8bit';
1519         }
1520         if ($default_charset) {
1521             $mime_header->parameters['charset'] = $default_charset;
1522         }
1523         $message_body->mime_header = $mime_header;
1524         array_unshift($composeMessage->entities, $message_body);
1525         $content_type = new ContentType('multipart/mixed');
1526     } else {
1527         $content_type = new ContentType('text/plain');
1528         if ($special_encoding) {
1529             $rfc822_header->encoding = $special_encoding;
1530         } else {
1531             $rfc822_header->encoding = '8bit';
1532         }
1533         if ($default_charset) {
1534             $content_type->properties['charset']=$default_charset;
1535         }
1536     }
1537
1538     $rfc822_header->content_type = $content_type;
1539     $composeMessage->rfc822_header = $rfc822_header;
1540
1541     /* Here you can modify the message structure just before we hand
1542        it over to deliver; plugin authors note that $composeMessage
1543        is sent and modified by reference since 1.5.2 */
1544     do_hook('compose_send', $composeMessage);
1545
1546     if (!$useSendmail && !$draft) {
1547         require_once(SM_PATH . 'class/deliver/Deliver_SMTP.class.php');
1548         $deliver = new Deliver_SMTP();
1549         global $smtpServerAddress, $smtpPort, $pop_before_smtp;
1550
1551         $authPop = (isset($pop_before_smtp) && $pop_before_smtp) ? true : false;
1552         get_smtp_user($user, $pass);
1553         $stream = $deliver->initStream($composeMessage,$domain,0,
1554                 $smtpServerAddress, $smtpPort, $user, $pass, $authPop);
1555     } elseif (!$draft) {
1556         require_once(SM_PATH . 'class/deliver/Deliver_SendMail.class.php');
1557         global $sendmail_path, $sendmail_args;
1558         // Check for outdated configuration
1559         if (!isset($sendmail_args)) {
1560             if ($sendmail_path=='/var/qmail/bin/qmail-inject') {
1561                 $sendmail_args = '';
1562             } else {
1563                 $sendmail_args = '-i -t';
1564             }
1565         }
1566         $deliver = new Deliver_SendMail(array('sendmail_args'=>$sendmail_args));
1567         $stream = $deliver->initStream($composeMessage,$sendmail_path);
1568     } elseif ($draft) {
1569         global $draft_folder;
1570         require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1571         $imap_stream = sqimap_login($username, false, $imapServerAddress,
1572                 $imapPort, 0);
1573         if (sqimap_mailbox_exists ($imap_stream, $draft_folder)) {
1574             require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1575             $imap_deliver = new Deliver_IMAP();
1576             $length = $imap_deliver->mail($composeMessage);
1577             sqimap_append ($imap_stream, $draft_folder, $length);
1578             $imap_deliver->mail($composeMessage, $imap_stream);
1579             sqimap_append_done ($imap_stream, $draft_folder);
1580             sqimap_logout($imap_stream);
1581             unset ($imap_deliver);
1582             $composeMessage->purgeAttachments();
1583             return $length;
1584         } else {
1585             $msg  = '<br />'.sprintf(_("Error: Draft folder %s does not exist."), htmlspecialchars($draft_folder));
1586             plain_error_message($msg);
1587             return false;
1588         }
1589     }
1590     $success = false;
1591     if ($stream) {
1592         $length = $deliver->mail($composeMessage, $stream);
1593         $success = $deliver->finalizeStream($stream);
1594     }
1595     if (!$success) {
1596         // $deliver->dlv_server_msg is not always server's reply
1597         $msg = _("Message not sent.") . "<br />\n" .
1598             $deliver->dlv_msg;
1599         if (!empty($deliver->dlv_server_msg)) {
1600             // add 'server replied' part only when it is not empty.
1601             // Delivery error can be generated by delivery class itself
1602             $msg.='<br />' .
1603                 _("Server replied:") . ' ' . $deliver->dlv_ret_nr . ' ' .
1604                 nl2br(htmlspecialchars($deliver->dlv_server_msg));
1605         }
1606         plain_error_message($msg);
1607     } else {
1608         unset ($deliver);
1609         $move_to_sent = getPref($data_dir,$username,'move_to_sent');
1610         $imap_stream = sqimap_login($username, false, $imapServerAddress, $imapPort, 0);
1611
1612         /* Move to sent code */
1613         if (isset($default_move_to_sent) && ($default_move_to_sent != 0)) {
1614             $svr_allow_sent = true;
1615         } else {
1616             $svr_allow_sent = false;
1617         }
1618
1619         if (isset($sent_folder) && (($sent_folder != '') || ($sent_folder != 'none'))
1620                 && sqimap_mailbox_exists( $imap_stream, $sent_folder)) {
1621             $fld_sent = true;
1622         } else {
1623             $fld_sent = false;
1624         }
1625
1626         if ((isset($move_to_sent) && ($move_to_sent != 0)) || (!isset($move_to_sent))) {
1627             $lcl_allow_sent = true;
1628         } else {
1629             $lcl_allow_sent = false;
1630         }
1631
1632         if (($fld_sent && $svr_allow_sent && !$lcl_allow_sent) || ($fld_sent && $lcl_allow_sent)) {
1633             global $passed_id, $mailbox, $action;
1634             if ($action == 'reply' || $action == 'reply_all') {
1635                 $save_reply_with_orig=getPref($data_dir,$username,'save_reply_with_orig');
1636                 if ($save_reply_with_orig) {
1637                     $sent_folder = $mailbox;
1638                 }
1639             }
1640             sqimap_append ($imap_stream, $sent_folder, $length);
1641             require_once(SM_PATH . 'class/deliver/Deliver_IMAP.class.php');
1642             $imap_deliver = new Deliver_IMAP();
1643             $imap_deliver->mail($composeMessage, $imap_stream);
1644             sqimap_append_done ($imap_stream, $sent_folder);
1645             unset ($imap_deliver);
1646         }
1647
1648         global $passed_id, $mailbox, $action, $what, $iAccount,$startMessage;
1649
1650         $composeMessage->purgeAttachments();
1651         if ($action=='reply' || $action=='reply_all' || $action=='forward' || $action=='forward_as_attachment') {
1652             require(SM_PATH . 'functions/mailbox_display.php');
1653             $aMailbox = sqm_api_mailbox_select($imap_stream, $iAccount, $mailbox,array('setindex' => $what, 'offset' => $startMessage),array());
1654             switch($action) {
1655             case 'reply':
1656             case 'reply_all':
1657                 // check if we are allowed to set the \\Answered flag
1658                 if (in_array('\\answered',$aMailbox['PERMANENTFLAGS'], true)) {
1659                     $aUpdatedMsgs = sqimap_toggle_flag($imap_stream, array($passed_id), '\\Answered', true, false);
1660                     if (isset($aUpdatedMsgs[$passed_id]['FLAGS'])) {
1661                         /**
1662                         * Only update the cached headers if the header is
1663                         * cached.
1664                         */
1665                         if (isset($aMailbox['MSG_HEADERS'][$passed_id])) {
1666                             $aMailbox['MSG_HEADERS'][$passed_id]['FLAGS'] = $aMsg['FLAGS'];
1667                         }
1668                     }
1669                 }
1670                 break;
1671             case 'forward':
1672             case 'forward_as_attachment':
1673                 // check if we are allowed to set the $Forwarded flag (RFC 4550 paragraph 2.8)
1674                 if (in_array('$forwarded',$aMailbox['PERMANENTFLAGS'], true) ||
1675                     in_array('\\*',$aMailbox['PERMANENTFLAGS'])) {
1676
1677                     $aUpdatedMsgs = sqimap_toggle_flag($imap_stream, array($passed_id), '$Forwarded', true, false);
1678                     if (isset($aUpdatedMsgs[$passed_id]['FLAGS'])) {
1679                         if (isset($aMailbox['MSG_HEADERS'][$passed_id])) {
1680                             $aMailbox['MSG_HEADERS'][$passed_id]['FLAGS'] = $aMsg['FLAGS'];
1681                         }
1682                     }
1683                 }
1684                 break;
1685             }
1686
1687             /**
1688              * Write mailbox with updated seen flag information back to cache.
1689              */
1690             if(isset($aUpdatedMsgs[$passed_id])) {
1691                 $mailbox_cache[$iAccount.'_'.$aMailbox['NAME']] = $aMailbox;
1692                 sqsession_register($mailbox_cache,'mailbox_cache');
1693             }
1694
1695             sqimap_logout($imap_stream);
1696         }
1697     }
1698     return $success;
1699 }
1700 ?>